Below are the 8000 trading days of historical prices for DALN.
# | Exchange | Symbol | Date | Open | High | Low | Close | 8000 | NASDAQ | DALN | Thu, Mar 21, 2024 | 3.84 | 3.92 | 3.84 | 3.85 | 7999 | NASDAQ | DALN | Wed, Mar 20, 2024 | 3.94 | 3.98 | 3.83 | 3.83 | 7998 | NASDAQ | DALN | Tue, Mar 19, 2024 | 4.05 | 4.06 | 3.93 | 3.93 | 7997 | NASDAQ | DALN | Mon, Mar 18, 2024 | 4.00 | 4.07 | 4.00 | 4.02 | 7996 | NASDAQ | DALN | Fri, Mar 15, 2024 | 3.93 | 4.04 | 3.90 | 4.00 | 7995 | NASDAQ | DALN | Thu, Mar 14, 2024 | 3.87 | 3.95 | 3.86 | 3.89 | 7994 | NASDAQ | DALN | Wed, Mar 13, 2024 | 3.85 | 3.94 | 3.83 | 3.87 | 7993 | NASDAQ | DALN | Tue, Mar 12, 2024 | 3.89 | 3.89 | 3.83 | 3.83 | 7992 | NASDAQ | DALN | Mon, Mar 11, 2024 | 3.88 | 4.01 | 3.85 | 3.85 | 7991 | NASDAQ | DALN | Fri, Mar 8, 2024 | 4.00 | 4.00 | 3.85 | 3.85 | 7990 | NASDAQ | DALN | Thu, Mar 7, 2024 | 4.00 | 4.08 | 3.98 | 4.02 | 7989 | NASDAQ | DALN | Wed, Mar 6, 2024 | 4.02 | 4.04 | 3.97 | 4.02 | 7988 | NASDAQ | DALN | Tue, Mar 5, 2024 | 3.97 | 4.04 | 3.95 | 4.04 | 7987 | NASDAQ | DALN | Mon, Mar 4, 2024 | 4.02 | 4.08 | 3.97 | 3.98 | 7986 | NASDAQ | DALN | Fri, Mar 1, 2024 | 3.90 | 4.08 | 3.90 | 3.99 | 7985 | NASDAQ | DALN | Thu, Feb 29, 2024 | 4.05 | 4.08 | 3.94 | 3.97 | 7984 | NASDAQ | DALN | Wed, Feb 28, 2024 | 3.98 | 4.11 | 3.98 | 4.08 | 7983 | NASDAQ | DALN | Tue, Feb 27, 2024 | 3.95 | 3.98 | 3.94 | 3.98 | 7982 | NASDAQ | DALN | Mon, Feb 26, 2024 | 3.85 | 3.94 | 3.81 | 3.94 | 7981 | NASDAQ | DALN | Fri, Feb 23, 2024 | 3.78 | 3.91 | 3.78 | 3.80 | 7980 | NASDAQ | DALN | Thu, Feb 22, 2024 | 3.87 | 3.90 | 3.77 | 3.79 | 7979 | NASDAQ | DALN | Wed, Feb 21, 2024 | 3.92 | 3.96 | 3.83 | 3.83 | 7978 | NASDAQ | DALN | Tue, Feb 20, 2024 | 3.78 | 3.97 | 3.78 | 3.89 | 7977 | NASDAQ | DALN | Fri, Feb 16, 2024 | 3.86 | 3.92 | 3.78 | 3.84 | 7976 | NASDAQ | DALN | Thu, Feb 15, 2024 | 3.78 | 3.86 | 3.76 | 3.83 | 7975 | NASDAQ | DALN | Wed, Feb 14, 2024 | 3.77 | 3.91 | 3.77 | 3.80 | 7974 | NASDAQ | DALN | Tue, Feb 13, 2024 | 3.85 | 3.92 | 3.76 | 3.78 | 7973 | NASDAQ | DALN | Mon, Feb 12, 2024 | 3.97 | 4.04 | 3.76 | 3.83 | 7972 | NASDAQ | DALN | Fri, Feb 9, 2024 | 4.07 | 4.11 | 3.92 | 3.98 | 7971 | NASDAQ | DALN | Thu, Feb 8, 2024 | 4.25 | 4.47 | 4.06 | 4.07 | 7970 | NASDAQ | DALN | Wed, Feb 7, 2024 | 4.55 | 4.62 | 4.51 | 4.60 | 7969 | NASDAQ | DALN | Tue, Feb 6, 2024 | 4.54 | 4.58 | 4.43 | 4.50 | 7968 | NASDAQ | DALN | Mon, Feb 5, 2024 | 4.56 | 4.56 | 4.46 | 4.54 | 7967 | NASDAQ | DALN | Fri, Feb 2, 2024 | 4.59 | 4.68 | 4.55 | 4.57 | 7966 | NASDAQ | DALN | Thu, Feb 1, 2024 | 4.40 | 4.60 | 4.35 | 4.59 | 7965 | NASDAQ | DALN | Wed, Jan 31, 2024 | 4.48 | 4.49 | 4.35 | 4.35 | 7964 | NASDAQ | DALN | Tue, Jan 30, 2024 | 4.36 | 4.46 | 4.36 | 4.42 | 7963 | NASDAQ | DALN | Mon, Jan 29, 2024 | 4.34 | 4.49 | 4.30 | 4.42 | 7962 | NASDAQ | DALN | Fri, Jan 26, 2024 | 4.30 | 4.40 | 4.30 | 4.34 | 7961 | NASDAQ | DALN | Thu, Jan 25, 2024 | 4.39 | 4.39 | 4.24 | 4.27 | 7960 | NASDAQ | DALN | Wed, Jan 24, 2024 | 4.31 | 4.31 | 4.25 | 4.28 | 7959 | NASDAQ | DALN | Tue, Jan 23, 2024 | 4.24 | 4.33 | 4.22 | 4.24 | 7958 | NASDAQ | DALN | Mon, Jan 22, 2024 | 4.46 | 4.55 | 4.18 | 4.23 | 7957 | NASDAQ | DALN | Fri, Jan 19, 2024 | 4.34 | 4.50 | 4.28 | 4.49 | 7956 | NASDAQ | DALN | Thu, Jan 18, 2024 | 4.28 | 4.37 | 4.25 | 4.35 | 7955 | NASDAQ | DALN | Wed, Jan 17, 2024 | 4.39 | 4.40 | 4.24 | 4.24 | 7954 | NASDAQ | DALN | Tue, Jan 16, 2024 | 4.44 | 4.48 | 4.37 | 4.38 | 7953 | NASDAQ | DALN | Fri, Jan 12, 2024 | 4.40 | 4.44 | 4.38 | 4.44 | 7952 | NASDAQ | DALN | Thu, Jan 11, 2024 | 4.32 | 4.44 | 4.32 | 4.44 | 7951 | NASDAQ | DALN | Wed, Jan 10, 2024 | 4.43 | 4.43 | 4.30 | 4.40 | 7950 | NASDAQ | DALN | Tue, Jan 9, 2024 | 4.38 | 4.40 | 4.31 | 4.40 | 7949 | NASDAQ | DALN | Mon, Jan 8, 2024 | 4.40 | 4.40 | 4.31 | 4.35 | 7948 | NASDAQ | DALN | Fri, Jan 5, 2024 | 4.35 | 4.40 | 4.29 | 4.39 | 7947 | NASDAQ | DALN | Thu, Jan 4, 2024 | 4.39 | 4.48 | 4.32 | 4.33 | 7946 | NASDAQ | DALN | Wed, Jan 3, 2024 | 4.36 | 4.40 | 4.25 | 4.39 | 7945 | NASDAQ | DALN | Tue, Jan 2, 2024 | 4.22 | 4.42 | 4.20 | 4.29 | 7944 | NASDAQ | DALN | Fri, Dec 29, 2023 | 4.23 | 4.39 | 4.22 | 4.25 | 7943 | NASDAQ | DALN | Thu, Dec 28, 2023 | 4.01 | 4.34 | 3.92 | 4.28 | 7942 | NASDAQ | DALN | Wed, Dec 27, 2023 | 4.35 | 4.38 | 4.26 | 4.34 | 7941 | NASDAQ | DALN | Tue, Dec 26, 2023 | 4.33 | 4.37 | 4.33 | 4.36 | 7940 | NASDAQ | DALN | Fri, Dec 22, 2023 | 4.26 | 4.30 | 4.24 | 4.28 | 7939 | NASDAQ | DALN | Thu, Dec 21, 2023 | 4.21 | 4.26 | 4.13 | 4.24 | 7938 | NASDAQ | DALN | Wed, Dec 20, 2023 | 4.27 | 4.30 | 4.14 | 4.18 | 7937 | NASDAQ | DALN | Tue, Dec 19, 2023 | 4.32 | 4.34 | 4.20 | 4.29 | 7936 | NASDAQ | DALN | Mon, Dec 18, 2023 | 4.26 | 4.40 | 4.17 | 4.22 | 7935 | NASDAQ | DALN | Fri, Dec 15, 2023 | 4.12 | 4.50 | 4.06 | 4.46 | 7934 | NASDAQ | DALN | Thu, Dec 14, 2023 | 3.95 | 4.13 | 3.95 | 4.13 | 7933 | NASDAQ | DALN | Wed, Dec 13, 2023 | 3.96 | 4.01 | 3.94 | 3.98 | 7932 | NASDAQ | DALN | Tue, Dec 12, 2023 | 3.95 | 4.00 | 3.92 | 3.92 | 7931 | NASDAQ | DALN | Mon, Dec 11, 2023 | 4.03 | 4.03 | 3.95 | 3.95 | 7930 | NASDAQ | DALN | Fri, Dec 8, 2023 | 4.07 | 4.09 | 3.98 | 4.03 | 7929 | NASDAQ | DALN | Thu, Dec 7, 2023 | 3.93 | 4.10 | 3.93 | 4.01 | 7928 | NASDAQ | DALN | Wed, Dec 6, 2023 | 3.87 | 3.99 | 3.85 | 3.99 | 7927 | NASDAQ | DALN | Tue, Dec 5, 2023 | 3.98 | 3.98 | 3.90 | 3.91 | 7926 | NASDAQ | DALN | Mon, Dec 4, 2023 | 3.80 | 3.97 | 3.80 | 3.97 | 7925 | NASDAQ | DALN | Fri, Dec 1, 2023 | 3.85 | 3.85 | 3.81 | 3.83 | 7924 | NASDAQ | DALN | Thu, Nov 30, 2023 | 3.83 | 3.85 | 3.80 | 3.84 | 7923 | NASDAQ | DALN | Wed, Nov 29, 2023 | 3.83 | 3.83 | 3.79 | 3.81 | 7922 | NASDAQ | DALN | Tue, Nov 28, 2023 | 3.88 | 3.88 | 3.77 | 3.77 | 7921 | NASDAQ | DALN | Mon, Nov 27, 2023 | 3.85 | 3.89 | 3.83 | 3.85 | 7920 | NASDAQ | DALN | Fri, Nov 24, 2023 | 3.73 | 3.90 | 3.73 | 3.82 | 7919 | NASDAQ | DALN | Wed, Nov 22, 2023 | 3.79 | 3.85 | 3.77 | 3.79 | 7918 | NASDAQ | DALN | Tue, Nov 21, 2023 | 3.77 | 3.93 | 3.75 | 3.79 | 7917 | NASDAQ | DALN | Mon, Nov 20, 2023 | 3.88 | 3.95 | 3.81 | 3.82 | 7916 | NASDAQ | DALN | Fri, Nov 17, 2023 | 3.79 | 3.93 | 3.79 | 3.84 | 7915 | NASDAQ | DALN | Thu, Nov 16, 2023 | 3.80 | 3.88 | 3.72 | 3.74 | 7914 | NASDAQ | DALN | Wed, Nov 15, 2023 | 3.96 | 3.98 | 3.81 | 3.81 | 7913 | NASDAQ | DALN | Tue, Nov 14, 2023 | 3.89 | 3.93 | 3.83 | 3.91 | 7912 | NASDAQ | DALN | Mon, Nov 13, 2023 | 4.00 | 4.03 | 3.93 | 3.93 | 7911 | NASDAQ | DALN | Fri, Nov 10, 2023 | 4.00 | 4.18 | 3.98 | 4.05 | 7910 | NASDAQ | DALN | Thu, Nov 9, 2023 | 4.51 | 4.51 | 4.03 | 4.07 | 7909 | NASDAQ | DALN | Wed, Nov 8, 2023 | 4.56 | 4.79 | 4.55 | 4.57 | 7908 | NASDAQ | DALN | Tue, Nov 7, 2023 | 4.51 | 4.66 | 4.48 | 4.56 | 7907 | NASDAQ | DALN | Mon, Nov 6, 2023 | 4.49 | 4.53 | 4.45 | 4.47 | 7906 | NASDAQ | DALN | Fri, Nov 3, 2023 | 4.44 | 4.50 | 4.41 | 4.43 | 7905 | NASDAQ | DALN | Thu, Nov 2, 2023 | 4.34 | 4.50 | 4.31 | 4.41 | 7904 | NASDAQ | DALN | Wed, Nov 1, 2023 | 4.40 | 4.40 | 4.31 | 4.34 | 7903 | NASDAQ | DALN | Tue, Oct 31, 2023 | 4.26 | 4.39 | 4.26 | 4.32 | 7902 | NASDAQ | DALN | Mon, Oct 30, 2023 | 4.23 | 4.39 | 4.23 | 4.31 | 7901 | NASDAQ | DALN | Fri, Oct 27, 2023 | 4.38 | 4.39 | 4.25 | 4.25 | 7900 | NASDAQ | DALN | Thu, Oct 26, 2023 | 4.28 | 4.36 | 4.26 | 4.36 | 7899 | NASDAQ | DALN | Wed, Oct 25, 2023 | 4.33 | 4.33 | 4.24 | 4.31 | 7898 | NASDAQ | DALN | Tue, Oct 24, 2023 | 4.15 | 4.34 | 4.15 | 4.25 | 7897 | NASDAQ | DALN | Mon, Oct 23, 2023 | 4.33 | 4.34 | 4.26 | 4.28 | 7896 | NASDAQ | DALN | Fri, Oct 20, 2023 | 4.39 | 4.39 | 4.31 | 4.35 | 7895 | NASDAQ | DALN | Thu, Oct 19, 2023 | 4.35 | 4.42 | 4.30 | 4.35 | 7894 | NASDAQ | DALN | Wed, Oct 18, 2023 | 4.39 | 4.39 | 4.24 | 4.33 | 7893 | NASDAQ | DALN | Tue, Oct 17, 2023 | 4.25 | 4.42 | 4.22 | 4.26 | 7892 | NASDAQ | DALN | Mon, Oct 16, 2023 | 4.26 | 4.32 | 4.06 | 4.22 | 7891 | NASDAQ | DALN | Fri, Oct 13, 2023 | 4.25 | 4.36 | 4.21 | 4.21 | 7890 | NASDAQ | DALN | Thu, Oct 12, 2023 | 4.50 | 4.50 | 4.30 | 4.35 | 7889 | NASDAQ | DALN | Wed, Oct 11, 2023 | 4.43 | 4.50 | 4.37 | 4.38 | 7888 | NASDAQ | DALN | Tue, Oct 10, 2023 | 4.50 | 4.65 | 4.43 | 4.43 | 7887 | NASDAQ | DALN | Mon, Oct 9, 2023 | 4.53 | 4.65 | 4.45 | 4.50 | 7886 | NASDAQ | DALN | Fri, Oct 6, 2023 | 4.46 | 4.65 | 4.45 | 4.47 | 7885 | NASDAQ | DALN | Thu, Oct 5, 2023 | 4.45 | 4.85 | 4.45 | 4.49 | 7884 | NASDAQ | DALN | Wed, Oct 4, 2023 | 4.48 | 4.57 | 4.42 | 4.42 | 7883 | NASDAQ | DALN | Tue, Oct 3, 2023 | 4.58 | 4.58 | 4.42 | 4.42 | 7882 | NASDAQ | DALN | Mon, Oct 2, 2023 | 4.62 | 4.76 | 4.52 | 4.58 | 7881 | NASDAQ | DALN | Fri, Sep 29, 2023 | 4.56 | 4.68 | 4.56 | 4.60 | 7880 | NASDAQ | DALN | Thu, Sep 28, 2023 | 4.66 | 4.79 | 4.56 | 4.58 | 7879 | NASDAQ | DALN | Wed, Sep 27, 2023 | 4.65 | 4.73 | 4.52 | 4.53 | 7878 | NASDAQ | DALN | Tue, Sep 26, 2023 | 4.74 | 4.74 | 4.65 | 4.65 | 7877 | NASDAQ | DALN | Mon, Sep 25, 2023 | 4.78 | 4.80 | 4.66 | 4.72 | 7876 | NASDAQ | DALN | Fri, Sep 22, 2023 | 4.70 | 4.78 | 4.66 | 4.73 | 7875 | NASDAQ | DALN | Thu, Sep 21, 2023 | 4.65 | 4.82 | 4.64 | 4.66 | 7874 | NASDAQ | DALN | Wed, Sep 20, 2023 | 4.76 | 4.90 | 4.71 | 4.72 | 7873 | NASDAQ | DALN | Tue, Sep 19, 2023 | 4.81 | 4.81 | 4.70 | 4.74 | 7872 | NASDAQ | DALN | Mon, Sep 18, 2023 | 4.72 | 4.86 | 4.71 | 4.86 | 7871 | NASDAQ | DALN | Fri, Sep 15, 2023 | 4.84 | 4.89 | 4.76 | 4.78 | 7870 | NASDAQ | DALN | Thu, Sep 14, 2023 | 4.77 | 4.89 | 4.70 | 4.79 | 7869 | NASDAQ | DALN | Wed, Sep 13, 2023 | 4.75 | 4.90 | 4.64 | 4.76 | 7868 | NASDAQ | DALN | Tue, Sep 12, 2023 | 4.96 | 5.05 | 4.73 | 4.73 | 7867 | NASDAQ | DALN | Mon, Sep 11, 2023 | 4.73 | 4.73 | 4.73 | 4.73 | 7866 | NASDAQ | DALN | Fri, Sep 8, 2023 | 4.08 | 4.20 | 4.07 | 4.18 | 7865 | NASDAQ | DALN | Thu, Sep 7, 2023 | 4.18 | 4.18 | 4.08 | 4.14 | 7864 | NASDAQ | DALN | Wed, Sep 6, 2023 | 4.23 | 4.24 | 4.15 | 4.19 | 7863 | NASDAQ | DALN | Tue, Sep 5, 2023 | 4.26 | 4.31 | 4.15 | 4.25 | 7862 | NASDAQ | DALN | Fri, Sep 1, 2023 | 4.36 | 4.38 | 4.25 | 4.27 | 7861 | NASDAQ | DALN | Thu, Aug 31, 2023 | 4.31 | 4.35 | 4.04 | 4.33 | 7860 | NASDAQ | DALN | Wed, Aug 30, 2023 | 4.23 | 4.36 | 4.16 | 4.25 | 7859 | NASDAQ | DALN | Tue, Aug 29, 2023 | 4.02 | 4.23 | 3.97 | 4.21 | 7858 | NASDAQ | DALN | Mon, Aug 28, 2023 | 4.08 | 4.08 | 3.92 | 4.04 | 7857 | NASDAQ | DALN | Fri, Aug 25, 2023 | 3.97 | 3.98 | 3.93 | 3.98 | 7856 | NASDAQ | DALN | Thu, Aug 24, 2023 | 3.90 | 3.97 | 3.86 | 3.96 | 7855 | NASDAQ | DALN | Wed, Aug 23, 2023 | 3.94 | 4.01 | 3.94 | 3.97 | 7854 | NASDAQ | DALN | Tue, Aug 22, 2023 | 4.00 | 4.00 | 3.85 | 3.94 | 7853 | NASDAQ | DALN | Mon, Aug 21, 2023 | 3.92 | 4.02 | 3.87 | 3.97 | 7852 | NASDAQ | DALN | Fri, Aug 18, 2023 | 3.98 | 4.05 | 3.81 | 3.98 | 7851 | NASDAQ | DALN | Thu, Aug 17, 2023 | 4.10 | 4.12 | 3.94 | 3.94 | 7850 | NASDAQ | DALN | Wed, Aug 16, 2023 | 4.20 | 4.29 | 4.11 | 4.15 | 7849 | NASDAQ | DALN | Tue, Aug 15, 2023 | 4.13 | 4.21 | 4.12 | 4.20 | 7848 | NASDAQ | DALN | Mon, Aug 14, 2023 | 4.21 | 4.22 | 4.03 | 4.05 | 7847 | NASDAQ | DALN | Fri, Aug 11, 2023 | 4.24 | 4.39 | 4.20 | 4.26 | 7846 | NASDAQ | DALN | Thu, Aug 10, 2023 | 4.50 | 4.50 | 4.25 | 4.31 | 7845 | NASDAQ | DALN | Wed, Aug 9, 2023 | 4.74 | 4.78 | 4.56 | 4.72 | 7844 | NASDAQ | DALN | Tue, Aug 8, 2023 | 4.80 | 4.81 | 4.58 | 4.63 | 7843 | NASDAQ | DALN | Mon, Aug 7, 2023 | 4.80 | 4.87 | 4.70 | 4.80 | 7842 | NASDAQ | DALN | Fri, Aug 4, 2023 | 4.64 | 4.80 | 4.61 | 4.69 | 7841 | NASDAQ | DALN | Thu, Aug 3, 2023 | 4.91 | 4.98 | 4.70 | 4.72 | 7840 | NASDAQ | DALN | Wed, Aug 2, 2023 | 4.84 | 5.13 | 4.79 | 4.87 | 7839 | NASDAQ | DALN | Tue, Aug 1, 2023 | 4.63 | 4.91 | 4.63 | 4.71 | 7838 | NASDAQ | DALN | Mon, Jul 31, 2023 | 4.52 | 4.63 | 4.50 | 4.60 | 7837 | NASDAQ | DALN | Fri, Jul 28, 2023 | 4.53 | 4.56 | 4.43 | 4.45 | 7836 | NASDAQ | DALN | Thu, Jul 27, 2023 | 4.40 | 4.56 | 4.35 | 4.49 | 7835 | NASDAQ | DALN | Wed, Jul 26, 2023 | 4.48 | 4.53 | 4.20 | 4.34 | 7834 | NASDAQ | DALN | Tue, Jul 25, 2023 | 4.60 | 4.60 | 4.42 | 4.42 | 7833 | NASDAQ | DALN | Mon, Jul 24, 2023 | 4.68 | 4.68 | 4.39 | 4.46 | 7832 | NASDAQ | DALN | Fri, Jul 21, 2023 | 4.49 | 4.75 | 4.49 | 4.58 | 7831 | NASDAQ | DALN | Thu, Jul 20, 2023 | 4.40 | 4.59 | 4.30 | 4.52 | 7830 | NASDAQ | DALN | Wed, Jul 19, 2023 | 4.27 | 4.39 | 4.24 | 4.36 | 7829 | NASDAQ | DALN | Tue, Jul 18, 2023 | 4.19 | 4.26 | 4.16 | 4.23 | 7828 | NASDAQ | DALN | Mon, Jul 17, 2023 | 4.23 | 4.25 | 4.16 | 4.24 | 7827 | NASDAQ | DALN | Fri, Jul 14, 2023 | 4.25 | 4.25 | 4.14 | 4.16 | 7826 | NASDAQ | DALN | Thu, Jul 13, 2023 | 4.17 | 4.23 | 4.08 | 4.16 | 7825 | NASDAQ | DALN | Wed, Jul 12, 2023 | 4.02 | 4.15 | 3.99 | 4.15 | 7824 | NASDAQ | DALN | Tue, Jul 11, 2023 | 3.93 | 4.02 | 3.93 | 4.02 | 7823 | NASDAQ | DALN | Mon, Jul 10, 2023 | 3.88 | 3.96 | 3.88 | 3.89 | 7822 | NASDAQ | DALN | Fri, Jul 7, 2023 | 3.92 | 3.92 | 3.84 | 3.88 | 7821 | NASDAQ | DALN | Thu, Jul 6, 2023 | 3.87 | 3.93 | 3.82 | 3.89 | 7820 | NASDAQ | DALN | Wed, Jul 5, 2023 | 3.89 | 3.93 | 3.87 | 3.87 | 7819 | NASDAQ | DALN | Mon, Jul 3, 2023 | 3.87 | 3.90 | 3.85 | 3.88 | 7818 | NASDAQ | DALN | Fri, Jun 30, 2023 | 3.86 | 3.89 | 3.82 | 3.89 | 7817 | NASDAQ | DALN | Thu, Jun 29, 2023 | 3.91 | 3.91 | 3.80 | 3.83 | 7816 | NASDAQ | DALN | Wed, Jun 28, 2023 | 3.79 | 3.88 | 3.79 | 3.82 | 7815 | NASDAQ | DALN | Tue, Jun 27, 2023 | 3.76 | 3.85 | 3.76 | 3.84 | 7814 | NASDAQ | DALN | Mon, Jun 26, 2023 | 3.82 | 3.82 | 3.78 | 3.80 | 7813 | NASDAQ | DALN | Fri, Jun 23, 2023 | 3.78 | 3.84 | 3.75 | 3.76 | 7812 | NASDAQ | DALN | Thu, Jun 22, 2023 | 3.80 | 3.84 | 3.79 | 3.79 | 7811 | NASDAQ | DALN | Wed, Jun 21, 2023 | 3.90 | 3.94 | 3.82 | 3.82 | 7810 | NASDAQ | DALN | Tue, Jun 20, 2023 | 3.87 | 3.96 | 3.81 | 3.91 | 7809 | NASDAQ | DALN | Fri, Jun 16, 2023 | 3.86 | 3.97 | 3.79 | 3.97 | 7808 | NASDAQ | DALN | Thu, Jun 15, 2023 | 3.79 | 3.87 | 3.79 | 3.81 | 7807 | NASDAQ | DALN | Wed, Jun 14, 2023 | 3.82 | 3.95 | 3.75 | 3.79 | 7806 | NASDAQ | DALN | Tue, Jun 13, 2023 | 4.00 | 4.00 | 3.81 | 3.81 | 7805 | NASDAQ | DALN | Mon, Jun 12, 2023 | 4.01 | 4.01 | 3.84 | 3.88 | 7804 | NASDAQ | DALN | Fri, Jun 9, 2023 | 3.94 | 4.04 | 3.81 | 3.91 | 7803 | NASDAQ | DALN | Thu, Jun 8, 2023 | 3.97 | 4.01 | 3.89 | 4.00 | 7802 | NASDAQ | DALN | Wed, Jun 7, 2023 | 3.83 | 4.09 | 3.83 | 3.96 | 7801 | NASDAQ | DALN | Tue, Jun 6, 2023 | 3.89 | 3.94 | 3.83 | 3.91 | 7800 | NASDAQ | DALN | Mon, Jun 5, 2023 | 3.94 | 3.97 | 3.82 | 3.82 | 7799 | NASDAQ | DALN | Fri, Jun 2, 2023 | 3.90 | 3.93 | 3.86 | 3.90 | 7798 | NASDAQ | DALN | Thu, Jun 1, 2023 | 3.91 | 3.91 | 3.81 | 3.86 | 7797 | NASDAQ | DALN | Wed, May 31, 2023 | 3.87 | 3.94 | 3.81 | 3.85 | 7796 | NASDAQ | DALN | Tue, May 30, 2023 | 3.82 | 3.91 | 3.81 | 3.81 | 7795 | NASDAQ | DALN | Fri, May 26, 2023 | 3.94 | 3.94 | 3.82 | 3.82 | 7794 | NASDAQ | DALN | Thu, May 25, 2023 | 3.94 | 3.95 | 3.82 | 3.82 | 7793 | NASDAQ | DALN | Wed, May 24, 2023 | 3.84 | 4.01 | 3.84 | 3.95 | 7792 | NASDAQ | DALN | Tue, May 23, 2023 | 3.93 | 4.00 | 3.82 | 3.82 | 7791 | NASDAQ | DALN | Mon, May 22, 2023 | 4.00 | 4.05 | 3.90 | 3.96 | 7790 | NASDAQ | DALN | Fri, May 19, 2023 | 3.91 | 4.00 | 3.91 | 3.94 | 7789 | NASDAQ | DALN | Thu, May 18, 2023 | 3.94 | 3.97 | 3.90 | 3.91 | 7788 | NASDAQ | DALN | Wed, May 17, 2023 | 3.96 | 4.01 | 3.90 | 3.98 | 7787 | NASDAQ | DALN | Tue, May 16, 2023 | 4.00 | 4.08 | 3.94 | 4.01 | 7786 | NASDAQ | DALN | Mon, May 15, 2023 | 3.96 | 3.97 | 3.86 | 3.96 | 7785 | NASDAQ | DALN | Fri, May 12, 2023 | 4.00 | 4.11 | 3.92 | 3.92 | 7784 | NASDAQ | DALN | Thu, May 11, 2023 | 4.12 | 4.20 | 3.86 | 4.00 | 7783 | NASDAQ | DALN | Wed, May 10, 2023 | 4.68 | 4.68 | 4.32 | 4.32 | 7782 | NASDAQ | DALN | Tue, May 9, 2023 | 4.51 | 4.60 | 4.50 | 4.54 | 7781 | NASDAQ | DALN | Mon, May 8, 2023 | 4.48 | 4.61 | 4.39 | 4.50 | 7780 | NASDAQ | DALN | Fri, May 5, 2023 | 4.45 | 4.48 | 4.39 | 4.44 | 7779 | NASDAQ | DALN | Thu, May 4, 2023 | 4.44 | 4.50 | 4.31 | 4.38 | 7778 | NASDAQ | DALN | Wed, May 3, 2023 | 4.54 | 4.55 | 4.38 | 4.38 | 7777 | NASDAQ | DALN | Tue, May 2, 2023 | 4.39 | 4.48 | 4.36 | 4.40 | 7776 | NASDAQ | DALN | Mon, May 1, 2023 | 4.39 | 4.80 | 4.26 | 4.50 | 7775 | NASDAQ | DALN | Fri, Apr 28, 2023 | 4.25 | 4.40 | 4.25 | 4.35 | 7774 | NASDAQ | DALN | Thu, Apr 27, 2023 | 4.35 | 4.37 | 4.23 | 4.28 | 7773 | NASDAQ | DALN | Wed, Apr 26, 2023 | 4.33 | 4.44 | 4.25 | 4.25 | 7772 | NASDAQ | DALN | Tue, Apr 25, 2023 | 4.42 | 4.44 | 4.32 | 4.35 | 7771 | NASDAQ | DALN | Mon, Apr 24, 2023 | 4.44 | 4.44 | 4.40 | 4.44 | 7770 | NASDAQ | DALN | Fri, Apr 21, 2023 | 4.38 | 4.45 | 4.38 | 4.40 | 7769 | NASDAQ | DALN | Thu, Apr 20, 2023 | 4.43 | 4.45 | 4.34 | 4.38 | 7768 | NASDAQ | DALN | Wed, Apr 19, 2023 | 4.46 | 4.47 | 4.36 | 4.42 | 7767 | NASDAQ | DALN | Tue, Apr 18, 2023 | 4.39 | 4.45 | 4.39 | 4.43 | 7766 | NASDAQ | DALN | Mon, Apr 17, 2023 | 4.30 | 4.45 | 4.30 | 4.42 | 7765 | NASDAQ | DALN | Fri, Apr 14, 2023 | 4.39 | 4.39 | 4.32 | 4.32 | 7764 | NASDAQ | DALN | Thu, Apr 13, 2023 | 4.37 | 4.41 | 4.30 | 4.30 | 7763 | NASDAQ | DALN | Wed, Apr 12, 2023 | 4.34 | 4.43 | 4.34 | 4.40 | 7762 | NASDAQ | DALN | Tue, Apr 11, 2023 | 4.43 | 4.48 | 4.39 | 4.40 | 7761 | NASDAQ | DALN | Mon, Apr 10, 2023 | 4.36 | 4.48 | 4.36 | 4.46 | 7760 | NASDAQ | DALN | Thu, Apr 6, 2023 | 4.39 | 4.42 | 4.39 | 4.42 | 7759 | NASDAQ | DALN | Wed, Apr 5, 2023 | 4.39 | 4.41 | 4.26 | 4.34 | 7758 | NASDAQ | DALN | Tue, Apr 4, 2023 | 4.41 | 4.42 | 4.21 | 4.31 | 7757 | NASDAQ | DALN | Mon, Apr 3, 2023 | 4.35 | 4.45 | 4.32 | 4.45 | 7756 | NASDAQ | DALN | Fri, Mar 31, 2023 | 4.46 | 4.48 | 4.35 | 4.42 | 7755 | NASDAQ | DALN | Thu, Mar 30, 2023 | 4.45 | 4.45 | 4.38 | 4.40 | 7754 | NASDAQ | DALN | Wed, Mar 29, 2023 | 4.43 | 4.44 | 4.38 | 4.39 | 7753 | NASDAQ | DALN | Tue, Mar 28, 2023 | 4.25 | 4.48 | 4.21 | 4.44 | 7752 | NASDAQ | DALN | Mon, Mar 27, 2023 | 4.25 | 4.25 | 4.21 | 4.25 | 7751 | NASDAQ | DALN | Fri, Mar 24, 2023 | 4.12 | 4.22 | 4.11 | 4.20 | 7750 | NASDAQ | DALN | Thu, Mar 23, 2023 | 4.29 | 4.29 | 4.13 | 4.18 | 7749 | NASDAQ | DALN | Wed, Mar 22, 2023 | 4.25 | 4.41 | 4.20 | 4.22 | 7748 | NASDAQ | DALN | Tue, Mar 21, 2023 | 4.29 | 4.41 | 4.20 | 4.35 | 7747 | NASDAQ | DALN | Mon, Mar 20, 2023 | 4.18 | 4.28 | 4.15 | 4.21 | 7746 | NASDAQ | DALN | Fri, Mar 17, 2023 | 4.26 | 4.29 | 4.20 | 4.26 | 7745 | NASDAQ | DALN | Thu, Mar 16, 2023 | 4.42 | 4.42 | 4.20 | 4.35 | 7744 | NASDAQ | DALN | Wed, Mar 15, 2023 | 4.33 | 4.45 | 4.24 | 4.27 | 7743 | NASDAQ | DALN | Tue, Mar 14, 2023 | 4.30 | 4.38 | 4.21 | 4.21 | 7742 | NASDAQ | DALN | Mon, Mar 13, 2023 | 4.34 | 4.38 | 4.28 | 4.31 | 7741 | NASDAQ | DALN | Fri, Mar 10, 2023 | 4.52 | 4.56 | 4.43 | 4.47 | 7740 | NASDAQ | DALN | Thu, Mar 9, 2023 | 4.59 | 4.62 | 4.51 | 4.59 | 7739 | NASDAQ | DALN | Wed, Mar 8, 2023 | 4.60 | 4.60 | 4.52 | 4.55 | 7738 | NASDAQ | DALN | Tue, Mar 7, 2023 | 4.53 | 4.58 | 4.52 | 4.55 | 7737 | NASDAQ | DALN | Mon, Mar 6, 2023 | 4.58 | 4.60 | 4.50 | 4.53 | 7736 | NASDAQ | DALN | Fri, Mar 3, 2023 | 4.50 | 4.64 | 4.50 | 4.54 | 7735 | NASDAQ | DALN | Thu, Mar 2, 2023 | 4.53 | 4.62 | 4.51 | 4.53 | 7734 | NASDAQ | DALN | Wed, Mar 1, 2023 | 4.63 | 4.63 | 4.53 | 4.53 | 7733 | NASDAQ | DALN | Tue, Feb 28, 2023 | 4.61 | 4.61 | 4.51 | 4.57 | 7732 | NASDAQ | DALN | Mon, Feb 27, 2023 | 4.51 | 4.58 | 4.47 | 4.53 | 7731 | NASDAQ | DALN | Fri, Feb 24, 2023 | 4.35 | 4.79 | 4.33 | 4.51 | 7730 | NASDAQ | DALN | Thu, Feb 23, 2023 | 4.45 | 4.52 | 4.40 | 4.45 | 7729 | NASDAQ | DALN | Wed, Feb 22, 2023 | 4.42 | 4.59 | 4.42 | 4.55 | 7728 | NASDAQ | DALN | Tue, Feb 21, 2023 | 4.31 | 4.44 | 4.31 | 4.40 | 7727 | NASDAQ | DALN | Fri, Feb 17, 2023 | 4.33 | 4.38 | 4.29 | 4.31 | 7726 | NASDAQ | DALN | Thu, Feb 16, 2023 | 4.36 | 4.46 | 4.31 | 4.34 | 7725 | NASDAQ | DALN | Wed, Feb 15, 2023 | 4.44 | 4.47 | 4.36 | 4.38 | 7724 | NASDAQ | DALN | Tue, Feb 14, 2023 | 4.58 | 4.61 | 4.46 | 4.48 | 7723 | NASDAQ | DALN | Mon, Feb 13, 2023 | 4.33 | 4.47 | 4.30 | 4.45 | 7722 | NASDAQ | DALN | Fri, Feb 10, 2023 | 4.51 | 4.54 | 4.25 | 4.33 | 7721 | NASDAQ | DALN | Thu, Feb 9, 2023 | 5.34 | 5.34 | 4.60 | 4.61 | 7720 | NASDAQ | DALN | Wed, Feb 8, 2023 | 5.60 | 5.70 | 5.50 | 5.64 | 7719 | NASDAQ | DALN | Tue, Feb 7, 2023 | 5.53 | 5.61 | 5.48 | 5.59 | 7718 | NASDAQ | DALN | Mon, Feb 6, 2023 | 5.53 | 5.53 | 5.43 | 5.46 | 7717 | NASDAQ | DALN | Fri, Feb 3, 2023 | 5.27 | 5.55 | 5.26 | 5.39 | 7716 | NASDAQ | DALN | Thu, Feb 2, 2023 | 5.16 | 5.28 | 5.16 | 5.23 | 7715 | NASDAQ | DALN | Wed, Feb 1, 2023 | 5.19 | 5.25 | 5.16 | 5.16 | 7714 | NASDAQ | DALN | Tue, Jan 31, 2023 | 5.24 | 5.24 | 5.14 | 5.18 | 7713 | NASDAQ | DALN | Mon, Jan 30, 2023 | 5.07 | 5.25 | 5.07 | 5.15 | 7712 | NASDAQ | DALN | Fri, Jan 27, 2023 | 5.05 | 5.18 | 5.02 | 5.18 | 7711 | NASDAQ | DALN | Thu, Jan 26, 2023 | 4.85 | 5.15 | 4.84 | 5.12 | 7710 | NASDAQ | DALN | Wed, Jan 25, 2023 | 4.71 | 4.80 | 4.71 | 4.80 | 7709 | NASDAQ | DALN | Tue, Jan 24, 2023 | 4.69 | 4.70 | 4.66 | 4.70 | 7708 | NASDAQ | DALN | Mon, Jan 23, 2023 | 4.60 | 4.70 | 4.60 | 4.66 | 7707 | NASDAQ | DALN | Fri, Jan 20, 2023 | 4.56 | 4.67 | 4.51 | 4.58 | 7706 | NASDAQ | DALN | Thu, Jan 19, 2023 | 4.52 | 4.55 | 4.50 | 4.55 | 7705 | NASDAQ | DALN | Wed, Jan 18, 2023 | 4.40 | 4.53 | 4.40 | 4.49 | 7704 | NASDAQ | DALN | Tue, Jan 17, 2023 | 4.40 | 4.46 | 4.40 | 4.43 | 7703 | NASDAQ | DALN | Fri, Jan 13, 2023 | 4.44 | 4.46 | 4.37 | 4.38 | 7702 | NASDAQ | DALN | Thu, Jan 12, 2023 | 4.33 | 4.49 | 4.29 | 4.40 | 7701 | NASDAQ | DALN | Wed, Jan 11, 2023 | 4.29 | 4.30 | 4.27 | 4.30 | 7700 | NASDAQ | DALN | Tue, Jan 10, 2023 | 4.20 | 4.30 | 4.20 | 4.29 | 7699 | NASDAQ | DALN | Mon, Jan 9, 2023 | 4.27 | 4.30 | 4.20 | 4.25 | 7698 | NASDAQ | DALN | Fri, Jan 6, 2023 | 4.05 | 4.30 | 4.05 | 4.30 | 7697 | NASDAQ | DALN | Thu, Jan 5, 2023 | 4.11 | 4.11 | 4.00 | 4.05 | 7696 | NASDAQ | DALN | Wed, Jan 4, 2023 | 3.92 | 4.04 | 3.88 | 4.03 | 7695 | NASDAQ | DALN | Tue, Jan 3, 2023 | 3.83 | 3.87 | 3.83 | 3.84 | 7694 | NASDAQ | DALN | Fri, Dec 30, 2022 | 3.73 | 3.93 | 3.73 | 3.86 | 7693 | NASDAQ | DALN | Thu, Dec 29, 2022 | 3.74 | 3.88 | 3.74 | 3.85 | 7692 | NASDAQ | DALN | Wed, Dec 28, 2022 | 3.76 | 3.83 | 3.73 | 3.76 | 7691 | NASDAQ | DALN | Tue, Dec 27, 2022 | 3.87 | 4.00 | 3.78 | 3.78 | 7690 | NASDAQ | DALN | Fri, Dec 23, 2022 | 3.93 | 3.97 | 3.92 | 3.97 | 7689 | NASDAQ | DALN | Thu, Dec 22, 2022 | 3.99 | 3.99 | 3.85 | 3.92 | 7688 | NASDAQ | DALN | Wed, Dec 21, 2022 | 3.90 | 3.99 | 3.88 | 3.88 | 7687 | NASDAQ | DALN | Tue, Dec 20, 2022 | 3.99 | 4.05 | 3.91 | 3.96 | 7686 | NASDAQ | DALN | Mon, Dec 19, 2022 | 4.06 | 4.18 | 3.95 | 3.95 | 7685 | NASDAQ | DALN | Fri, Dec 16, 2022 | 4.13 | 4.16 | 3.92 | 3.95 | 7684 | NASDAQ | DALN | Thu, Dec 15, 2022 | 4.12 | 4.19 | 4.02 | 4.12 | 7683 | NASDAQ | DALN | Wed, Dec 14, 2022 | 4.21 | 4.28 | 4.11 | 4.16 | 7682 | NASDAQ | DALN | Tue, Dec 13, 2022 | 4.28 | 4.30 | 4.20 | 4.21 | 7681 | NASDAQ | DALN | Mon, Dec 12, 2022 | 4.35 | 4.39 | 4.22 | 4.30 | 7680 | NASDAQ | DALN | Fri, Dec 9, 2022 | 4.29 | 4.35 | 4.24 | 4.34 | 7679 | NASDAQ | DALN | Thu, Dec 8, 2022 | 4.37 | 4.37 | 4.25 | 4.27 | 7678 | NASDAQ | DALN | Wed, Dec 7, 2022 | 4.44 | 4.54 | 4.28 | 4.28 | 7677 | NASDAQ | DALN | Tue, Dec 6, 2022 | 4.51 | 4.51 | 4.33 | 4.44 | 7676 | NASDAQ | DALN | Mon, Dec 5, 2022 | 4.44 | 4.55 | 4.41 | 4.42 | 7675 | NASDAQ | DALN | Fri, Dec 2, 2022 | 4.41 | 4.51 | 4.35 | 4.50 | 7674 | NASDAQ | DALN | Thu, Dec 1, 2022 | 4.39 | 4.39 | 4.35 | 4.35 | 7673 | NASDAQ | DALN | Wed, Nov 30, 2022 | 4.44 | 4.45 | 4.23 | 4.39 | 7672 | NASDAQ | DALN | Tue, Nov 29, 2022 | 4.38 | 4.41 | 4.31 | 4.31 | 7671 | NASDAQ | DALN | Mon, Nov 28, 2022 | 4.38 | 4.38 | 4.29 | 4.34 | 7670 | NASDAQ | DALN | Fri, Nov 25, 2022 | 4.30 | 4.40 | 4.30 | 4.35 | 7669 | NASDAQ | DALN | Wed, Nov 23, 2022 | 4.37 | 4.37 | 4.22 | 4.29 | 7668 | NASDAQ | DALN | Tue, Nov 22, 2022 | 4.48 | 4.49 | 4.35 | 4.37 | 7667 | NASDAQ | DALN | Mon, Nov 21, 2022 | 4.40 | 4.47 | 4.39 | 4.42 | 7666 | NASDAQ | DALN | Fri, Nov 18, 2022 | 4.45 | 4.57 | 4.40 | 4.43 | 7665 | NASDAQ | DALN | Thu, Nov 17, 2022 | 4.61 | 4.61 | 4.42 | 4.44 | 7664 | NASDAQ | DALN | Wed, Nov 16, 2022 | 4.54 | 4.58 | 4.50 | 4.54 | 7663 | NASDAQ | DALN | Tue, Nov 15, 2022 | 4.71 | 4.71 | 4.55 | 4.60 | 7662 | NASDAQ | DALN | Mon, Nov 14, 2022 | 4.58 | 4.65 | 4.55 | 4.61 | 7661 | NASDAQ | DALN | Fri, Nov 11, 2022 | 4.77 | 4.82 | 4.59 | 4.72 | 7660 | NASDAQ | DALN | Thu, Nov 10, 2022 | 4.92 | 4.92 | 4.72 | 4.78 | 7659 | NASDAQ | DALN | Wed, Nov 9, 2022 | 5.06 | 5.06 | 4.84 | 4.87 | 7658 | NASDAQ | DALN | Tue, Nov 8, 2022 | 5.16 | 5.42 | 5.09 | 5.22 | 7657 | NASDAQ | DALN | Mon, Nov 7, 2022 | 4.99 | 5.10 | 4.91 | 5.07 | 7656 | NASDAQ | DALN | Fri, Nov 4, 2022 | 4.88 | 4.90 | 4.81 | 4.90 | 7655 | NASDAQ | DALN | Thu, Nov 3, 2022 | 4.72 | 4.94 | 4.72 | 4.84 | 7654 | NASDAQ | DALN | Wed, Nov 2, 2022 | 4.74 | 4.84 | 4.71 | 4.80 | 7653 | NASDAQ | DALN | Tue, Nov 1, 2022 | 4.91 | 4.91 | 4.73 | 4.80 | 7652 | NASDAQ | DALN | Mon, Oct 31, 2022 | 4.78 | 4.83 | 4.70 | 4.80 | 7651 | NASDAQ | DALN | Fri, Oct 28, 2022 | 4.73 | 4.79 | 4.70 | 4.75 | 7650 | NASDAQ | DALN | Thu, Oct 27, 2022 | 4.65 | 4.79 | 4.65 | 4.77 | 7649 | NASDAQ | DALN | Wed, Oct 26, 2022 | 4.69 | 4.95 | 4.66 | 4.70 | 7648 | NASDAQ | DALN | Tue, Oct 25, 2022 | 4.85 | 4.98 | 4.85 | 4.92 | 7647 | NASDAQ | DALN | Mon, Oct 24, 2022 | 4.98 | 5.00 | 4.91 | 4.94 | 7646 | NASDAQ | DALN | Fri, Oct 21, 2022 | 4.82 | 5.06 | 4.82 | 4.86 | 7645 | NASDAQ | DALN | Thu, Oct 20, 2022 | 4.90 | 5.04 | 4.80 | 5.01 | 7644 | NASDAQ | DALN | Wed, Oct 19, 2022 | 5.19 | 5.19 | 5.00 | 5.00 | 7643 | NASDAQ | DALN | Tue, Oct 18, 2022 | 5.00 | 5.10 | 4.85 | 5.09 | 7642 | NASDAQ | DALN | Mon, Oct 17, 2022 | 4.99 | 5.10 | 4.98 | 5.03 | 7641 | NASDAQ | DALN | Fri, Oct 14, 2022 | 4.88 | 4.91 | 4.78 | 4.86 | 7640 | NASDAQ | DALN | Thu, Oct 13, 2022 | 4.73 | 5.06 | 4.67 | 4.90 | 7639 | NASDAQ | DALN | Wed, Oct 12, 2022 | 4.70 | 4.76 | 4.65 | 4.73 | 7638 | NASDAQ | DALN | Tue, Oct 11, 2022 | 4.78 | 4.79 | 4.70 | 4.74 | 7637 | NASDAQ | DALN | Mon, Oct 10, 2022 | 5.03 | 5.03 | 4.82 | 4.82 | 7636 | NASDAQ | DALN | Fri, Oct 7, 2022 | 5.20 | 5.23 | 4.95 | 4.98 | 7635 | NASDAQ | DALN | Thu, Oct 6, 2022 | 5.37 | 5.42 | 5.15 | 5.20 | 7634 | NASDAQ | DALN | Wed, Oct 5, 2022 | 5.19 | 5.37 | 5.14 | 5.36 | 7633 | NASDAQ | DALN | Tue, Oct 4, 2022 | 4.97 | 5.24 | 4.95 | 5.21 | 7632 | NASDAQ | DALN | Mon, Oct 3, 2022 | 4.67 | 5.00 | 4.67 | 4.99 | 7631 | NASDAQ | DALN | Fri, Sep 30, 2022 | 4.83 | 4.83 | 4.60 | 4.64 | 7630 | NASDAQ | DALN | Thu, Sep 29, 2022 | 4.78 | 4.78 | 4.51 | 4.62 | 7629 | NASDAQ | DALN | Wed, Sep 28, 2022 | 4.66 | 5.02 | 4.65 | 4.82 | 7628 | NASDAQ | DALN | Tue, Sep 27, 2022 | 4.58 | 4.69 | 4.58 | 4.63 | 7627 | NASDAQ | DALN | Mon, Sep 26, 2022 | 4.51 | 4.65 | 4.51 | 4.54 | 7626 | NASDAQ | DALN | Fri, Sep 23, 2022 | 4.66 | 4.71 | 4.60 | 4.62 | 7625 | NASDAQ | DALN | Thu, Sep 22, 2022 | 4.81 | 4.83 | 4.65 | 4.66 | 7624 | NASDAQ | DALN | Wed, Sep 21, 2022 | 4.88 | 4.96 | 4.81 | 4.86 | 7623 | NASDAQ | DALN | Tue, Sep 20, 2022 | 4.90 | 5.02 | 4.87 | 4.87 | 7622 | NASDAQ | DALN | Mon, Sep 19, 2022 | 4.95 | 5.10 | 4.93 | 4.93 | 7621 | NASDAQ | DALN | Fri, Sep 16, 2022 | 5.00 | 5.14 | 4.98 | 5.01 | 7620 | NASDAQ | DALN | Thu, Sep 15, 2022 | 5.35 | 5.35 | 5.01 | 5.01 | 7619 | NASDAQ | DALN | Wed, Sep 14, 2022 | 5.87 | 5.97 | 5.35 | 5.37 | 7618 | NASDAQ | DALN | Tue, Sep 13, 2022 | 6.00 | 6.10 | 5.85 | 5.93 | 7617 | NASDAQ | DALN | Mon, Sep 12, 2022 | 6.34 | 6.40 | 6.05 | 6.08 | 7616 | NASDAQ | DALN | Fri, Sep 9, 2022 | 6.35 | 6.50 | 6.35 | 6.43 | 7615 | NASDAQ | DALN | Thu, Sep 8, 2022 | 6.79 | 6.80 | 6.30 | 6.37 | 7614 | NASDAQ | DALN | Wed, Sep 7, 2022 | 8.47 | 8.49 | 8.21 | 8.35 | 7613 | NASDAQ | DALN | Tue, Sep 6, 2022 | 7.88 | 8.22 | 7.81 | 8.19 | 7612 | NASDAQ | DALN | Fri, Sep 2, 2022 | 7.95 | 7.95 | 7.66 | 7.82 | 7611 | NASDAQ | DALN | Thu, Sep 1, 2022 | 8.00 | 8.00 | 7.79 | 7.88 | 7610 | NASDAQ | DALN | Wed, Aug 31, 2022 | 8.00 | 8.25 | 7.75 | 8.00 | 7609 | NASDAQ | DALN | Tue, Aug 30, 2022 | 7.77 | 7.80 | 7.55 | 7.79 | 7608 | NASDAQ | DALN | Mon, Aug 29, 2022 | 7.88 | 7.88 | 7.57 | 7.60 | 7607 | NASDAQ | DALN | Fri, Aug 26, 2022 | 7.75 | 7.89 | 7.75 | 7.88 | 7606 | NASDAQ | DALN | Thu, Aug 25, 2022 | 7.56 | 7.75 | 7.49 | 7.75 | 7605 | NASDAQ | DALN | Wed, Aug 24, 2022 | 7.39 | 7.50 | 7.27 | 7.50 | 7604 | NASDAQ | DALN | Tue, Aug 23, 2022 | 7.06 | 7.40 | 7.06 | 7.24 | 7603 | NASDAQ | DALN | Mon, Aug 22, 2022 | 6.71 | 6.75 | 6.57 | 6.75 | 7602 | NASDAQ | DALN | Fri, Aug 19, 2022 | 6.76 | 6.76 | 6.46 | 6.76 | 7601 | NASDAQ | DALN | Thu, Aug 18, 2022 | 6.65 | 6.85 | 6.61 | 6.82 | 7600 | NASDAQ | DALN | Wed, Aug 17, 2022 | 6.63 | 6.75 | 6.57 | 6.74 | 7599 | NASDAQ | DALN | Tue, Aug 16, 2022 | 6.67 | 6.77 | 6.66 | 6.69 | 7598 | NASDAQ | DALN | Mon, Aug 15, 2022 | 6.65 | 6.75 | 6.61 | 6.72 | 7597 | NASDAQ | DALN | Fri, Aug 12, 2022 | 6.71 | 6.75 | 6.59 | 6.72 | 7596 | NASDAQ | DALN | Thu, Aug 11, 2022 | 6.85 | 6.88 | 6.57 | 6.71 | 7595 | NASDAQ | DALN | Wed, Aug 10, 2022 | 6.92 | 7.06 | 6.78 | 6.99 | 7594 | NASDAQ | DALN | Tue, Aug 9, 2022 | 6.92 | 7.02 | 6.92 | 6.93 | 7593 | NASDAQ | DALN | Mon, Aug 8, 2022 | 6.80 | 6.92 | 6.80 | 6.89 | 7592 | NASDAQ | DALN | Fri, Aug 5, 2022 | 6.70 | 6.84 | 6.70 | 6.76 | 7591 | NASDAQ | DALN | Thu, Aug 4, 2022 | 6.70 | 6.78 | 6.61 | 6.72 | 7590 | NASDAQ | DALN | Wed, Aug 3, 2022 | 6.74 | 6.75 | 6.68 | 6.68 | 7589 | NASDAQ | DALN | Tue, Aug 2, 2022 | 6.56 | 6.73 | 6.56 | 6.70 | 7588 | NASDAQ | DALN | Mon, Aug 1, 2022 | 6.55 | 6.64 | 6.53 | 6.64 | 7587 | NASDAQ | DALN | Fri, Jul 29, 2022 | 6.55 | 6.59 | 6.51 | 6.59 | 7586 | NASDAQ | DALN | Thu, Jul 28, 2022 | 6.51 | 6.64 | 6.51 | 6.59 | 7585 | NASDAQ | DALN | Wed, Jul 27, 2022 | 6.55 | 6.69 | 6.55 | 6.67 | 7584 | NASDAQ | DALN | Tue, Jul 26, 2022 | 6.69 | 6.70 | 6.40 | 6.61 | 7583 | NASDAQ | DALN | Mon, Jul 25, 2022 | 6.64 | 6.69 | 6.55 | 6.69 | 7582 | NASDAQ | DALN | Fri, Jul 22, 2022 | 6.59 | 6.59 | 6.44 | 6.53 | 7581 | NASDAQ | DALN | Thu, Jul 21, 2022 | 6.45 | 6.46 | 6.40 | 6.45 | 7580 | NASDAQ | DALN | Wed, Jul 20, 2022 | 6.48 | 6.48 | 6.27 | 6.47 | 7579 | NASDAQ | DALN | Tue, Jul 19, 2022 | 6.42 | 6.42 | 6.21 | 6.41 | 7578 | NASDAQ | DALN | Mon, Jul 18, 2022 | 6.39 | 6.41 | 6.32 | 6.40 | 7577 | NASDAQ | DALN | Fri, Jul 15, 2022 | 6.38 | 6.38 | 6.32 | 6.37 | 7576 | NASDAQ | DALN | Thu, Jul 14, 2022 | 6.27 | 6.44 | 6.16 | 6.44 | 7575 | NASDAQ | DALN | Wed, Jul 13, 2022 | 6.28 | 6.39 | 6.25 | 6.38 | 7574 | NASDAQ | DALN | Tue, Jul 12, 2022 | 6.22 | 6.35 | 6.10 | 6.35 | 7573 | NASDAQ | DALN | Mon, Jul 11, 2022 | 6.26 | 6.34 | 6.25 | 6.28 | 7572 | NASDAQ | DALN | Fri, Jul 8, 2022 | 6.22 | 6.37 | 6.22 | 6.25 | 7571 | NASDAQ | DALN | Thu, Jul 7, 2022 | 6.15 | 6.30 | 6.08 | 6.29 | 7570 | NASDAQ | DALN | Wed, Jul 6, 2022 | 6.24 | 6.26 | 6.06 | 6.06 | 7569 | NASDAQ | DALN | Tue, Jul 5, 2022 | 6.13 | 6.42 | 6.13 | 6.21 | 7568 | NASDAQ | DALN | Fri, Jul 1, 2022 | 6.34 | 6.35 | 6.29 | 6.32 | 7567 | NASDAQ | DALN | Thu, Jun 30, 2022 | 6.34 | 6.34 | 6.30 | 6.33 | 7566 | NASDAQ | DALN | Wed, Jun 29, 2022 | 6.35 | 6.40 | 6.26 | 6.26 | 7565 | NASDAQ | DALN | Tue, Jun 28, 2022 | 6.26 | 6.32 | 6.24 | 6.31 | 7564 | NASDAQ | DALN | Mon, Jun 27, 2022 | 6.26 | 6.33 | 6.26 | 6.33 | 7563 | NASDAQ | DALN | Fri, Jun 24, 2022 | 6.23 | 6.39 | 6.23 | 6.24 | 7562 | NASDAQ | DALN | Thu, Jun 23, 2022 | 6.11 | 6.41 | 6.07 | 6.25 | 7561 | NASDAQ | DALN | Wed, Jun 22, 2022 | 6.20 | 6.41 | 6.20 | 6.30 | 7560 | NASDAQ | DALN | Tue, Jun 21, 2022 | 6.17 | 6.39 | 6.10 | 6.23 | 7559 | NASDAQ | DALN | Fri, Jun 17, 2022 | 6.15 | 6.39 | 6.10 | 6.17 | 7558 | NASDAQ | DALN | Thu, Jun 16, 2022 | 6.27 | 6.39 | 5.99 | 6.10 | 7557 | NASDAQ | DALN | Wed, Jun 15, 2022 | 6.50 | 6.50 | 6.29 | 6.31 | 7556 | NASDAQ | DALN | Tue, Jun 14, 2022 | 6.32 | 6.41 | 6.29 | 6.31 | 7555 | NASDAQ | DALN | Mon, Jun 13, 2022 | 6.32 | 6.48 | 6.32 | 6.41 | 7554 | NASDAQ | DALN | Fri, Jun 10, 2022 | 6.53 | 6.54 | 6.40 | 6.46 | 7553 | NASDAQ | DALN | Thu, Jun 9, 2022 | 6.49 | 6.54 | 6.46 | 6.46 | 7552 | NASDAQ | DALN | Wed, Jun 8, 2022 | 6.61 | 6.61 | 6.50 | 6.59 | 7551 | NASDAQ | DALN | Tue, Jun 7, 2022 | 6.52 | 6.60 | 6.46 | 6.50 | 7550 | NASDAQ | DALN | Mon, Jun 6, 2022 | 6.66 | 6.66 | 6.58 | 6.60 | 7549 | NASDAQ | DALN | Fri, Jun 3, 2022 | 6.72 | 6.73 | 6.52 | 6.52 | 7548 | NASDAQ | DALN | Thu, Jun 2, 2022 | 6.68 | 6.75 | 6.66 | 6.66 | 7547 | NASDAQ | DALN | Wed, Jun 1, 2022 | 6.70 | 6.78 | 6.67 | 6.75 | 7546 | NASDAQ | DALN | Tue, May 31, 2022 | 6.79 | 6.79 | 6.64 | 6.66 | 7545 | NASDAQ | DALN | Fri, May 27, 2022 | 6.66 | 6.68 | 6.60 | 6.68 | 7544 | NASDAQ | DALN | Thu, May 26, 2022 | 6.77 | 6.77 | 6.60 | 6.65 | 7543 | NASDAQ | DALN | Wed, May 25, 2022 | 6.73 | 6.73 | 6.61 | 6.66 | 7542 | NASDAQ | DALN | Tue, May 24, 2022 | 6.60 | 6.65 | 6.60 | 6.65 | 7541 | NASDAQ | DALN | Mon, May 23, 2022 | 6.62 | 6.62 | 6.55 | 6.59 | 7540 | NASDAQ | DALN | Fri, May 20, 2022 | 6.74 | 6.75 | 6.61 | 6.61 | 7539 | NASDAQ | DALN | Thu, May 19, 2022 | 6.86 | 6.86 | 6.50 | 6.65 | 7538 | NASDAQ | DALN | Wed, May 18, 2022 | 6.75 | 6.75 | 6.54 | 6.54 | 7537 | NASDAQ | DALN | Tue, May 17, 2022 | 6.66 | 6.78 | 6.65 | 6.70 | 7536 | NASDAQ | DALN | Mon, May 16, 2022 | 6.55 | 6.70 | 6.50 | 6.62 | 7535 | NASDAQ | DALN | Fri, May 13, 2022 | 6.77 | 6.88 | 6.49 | 6.88 | 7534 | NASDAQ | DALN | Thu, May 12, 2022 | 6.80 | 6.80 | 6.39 | 6.72 | 7533 | NASDAQ | DALN | Wed, May 11, 2022 | 6.87 | 6.87 | 6.59 | 6.84 | 7532 | NASDAQ | DALN | Tue, May 10, 2022 | 6.64 | 6.76 | 6.63 | 6.63 | 7531 | NASDAQ | DALN | Mon, May 9, 2022 | 6.65 | 6.70 | 6.55 | 6.63 | 7530 | NASDAQ | DALN | Fri, May 6, 2022 | 6.66 | 6.66 | 6.55 | 6.63 | 7529 | NASDAQ | DALN | Thu, May 5, 2022 | 6.72 | 6.80 | 6.70 | 6.70 | 7528 | NASDAQ | DALN | Wed, May 4, 2022 | 6.86 | 6.86 | 6.62 | 6.70 | 7527 | NASDAQ | DALN | Tue, May 3, 2022 | 6.72 | 6.72 | 6.65 | 6.69 | 7526 | NASDAQ | DALN | Mon, May 2, 2022 | 6.51 | 6.60 | 6.51 | 6.60 | 7525 | NASDAQ | DALN | Fri, Apr 29, 2022 | 6.62 | 6.65 | 6.51 | 6.60 | 7524 | NASDAQ | DALN | Thu, Apr 28, 2022 | 6.62 | 6.79 | 6.52 | 6.79 | 7523 | NASDAQ | DALN | Wed, Apr 27, 2022 | 6.70 | 6.70 | 6.36 | 6.53 | 7522 | NASDAQ | DALN | Tue, Apr 26, 2022 | 6.72 | 6.78 | 6.55 | 6.55 | 7521 | NASDAQ | DALN | Mon, Apr 25, 2022 | 6.86 | 6.86 | 6.57 | 6.60 | 7520 | NASDAQ | DALN | Fri, Apr 22, 2022 | 7.00 | 7.00 | 6.88 | 6.88 | 7519 | NASDAQ | DALN | Thu, Apr 21, 2022 | 6.96 | 7.00 | 6.95 | 6.97 | 7518 | NASDAQ | DALN | Wed, Apr 20, 2022 | 6.87 | 6.90 | 6.85 | 6.87 | 7517 | NASDAQ | DALN | Tue, Apr 19, 2022 | 6.95 | 7.01 | 6.87 | 6.90 | 7516 | NASDAQ | DALN | Mon, Apr 18, 2022 | 6.95 | 7.03 | 6.95 | 6.98 | 7515 | NASDAQ | DALN | Thu, Apr 14, 2022 | 7.00 | 7.04 | 6.90 | 6.99 | 7514 | NASDAQ | DALN | Wed, Apr 13, 2022 | 6.96 | 7.01 | 6.92 | 6.98 | 7513 | NASDAQ | DALN | Tue, Apr 12, 2022 | 6.98 | 7.03 | 6.87 | 6.95 | 7512 | NASDAQ | DALN | Mon, Apr 11, 2022 | 7.00 | 7.00 | 7.00 | 7.00 | 7511 | NASDAQ | DALN | Fri, Apr 8, 2022 | 7.00 | 7.03 | 6.99 | 7.03 | 7510 | NASDAQ | DALN | Thu, Apr 7, 2022 | 7.03 | 7.03 | 6.99 | 7.00 | 7509 | NASDAQ | DALN | Wed, Apr 6, 2022 | 6.92 | 7.02 | 6.90 | 6.99 | 7508 | NASDAQ | DALN | Tue, Apr 5, 2022 | 7.00 | 7.00 | 6.81 | 6.90 | 7507 | NASDAQ | DALN | Mon, Apr 4, 2022 | 7.00 | 7.05 | 6.96 | 7.01 | 7506 | NASDAQ | DALN | Fri, Apr 1, 2022 | 7.03 | 7.05 | 6.97 | 6.98 | 7505 | NASDAQ | DALN | Thu, Mar 31, 2022 | 6.93 | 7.03 | 6.88 | 7.00 | 7504 | NASDAQ | DALN | Wed, Mar 30, 2022 | 7.00 | 7.02 | 6.92 | 6.98 | 7503 | NASDAQ | DALN | Tue, Mar 29, 2022 | 6.94 | 7.00 | 6.94 | 6.97 | 7502 | NASDAQ | DALN | Mon, Mar 28, 2022 | 7.02 | 7.05 | 7.02 | 7.03 | 7501 | NASDAQ | DALN | Fri, Mar 25, 2022 | 6.95 | 7.05 | 6.94 | 6.94 | 7500 | NASDAQ | DALN | Thu, Mar 24, 2022 | 6.98 | 7.04 | 6.91 | 7.03 | 7499 | NASDAQ | DALN | Wed, Mar 23, 2022 | 7.00 | 7.04 | 6.89 | 7.04 | 7498 | NASDAQ | DALN | Tue, Mar 22, 2022 | 7.02 | 7.08 | 7.02 | 7.05 | 7497 | NASDAQ | DALN | Mon, Mar 21, 2022 | 7.00 | 7.05 | 6.99 | 7.03 | 7496 | NASDAQ | DALN | Fri, Mar 18, 2022 | 7.04 | 7.04 | 6.97 | 7.02 | 7495 | NASDAQ | DALN | Thu, Mar 17, 2022 | 6.77 | 7.05 | 6.77 | 7.05 | 7494 | NASDAQ | DALN | Wed, Mar 16, 2022 | 6.63 | 6.80 | 6.63 | 6.74 | 7493 | NASDAQ | DALN | Tue, Mar 15, 2022 | 6.63 | 6.84 | 6.63 | 6.64 | 7492 | NASDAQ | DALN | Mon, Mar 14, 2022 | 6.58 | 6.84 | 6.52 | 6.65 | 7491 | NASDAQ | DALN | Fri, Mar 11, 2022 | 6.66 | 6.66 | 6.58 | 6.58 | 7490 | NASDAQ | DALN | Thu, Mar 10, 2022 | 6.56 | 6.64 | 6.55 | 6.64 | 7489 | NASDAQ | DALN | Wed, Mar 9, 2022 | 6.79 | 6.79 | 6.54 | 6.66 | 7488 | NASDAQ | DALN | Tue, Mar 8, 2022 | 6.26 | 6.62 | 6.26 | 6.57 | 7487 | NASDAQ | DALN | Mon, Mar 7, 2022 | 6.41 | 6.84 | 6.34 | 6.35 | 7486 | NASDAQ | DALN | Fri, Mar 4, 2022 | 6.61 | 6.61 | 6.42 | 6.43 | 7485 | NASDAQ | DALN | Thu, Mar 3, 2022 | 6.57 | 6.66 | 6.44 | 6.44 | 7484 | NASDAQ | DALN | Wed, Mar 2, 2022 | 6.71 | 6.74 | 6.43 | 6.43 | 7483 | NASDAQ | DALN | Tue, Mar 1, 2022 | 6.47 | 6.68 | 6.41 | 6.41 | 7482 | NASDAQ | DALN | Mon, Feb 28, 2022 | 6.50 | 6.57 | 6.41 | 6.47 | 7481 | NASDAQ | DALN | Fri, Feb 25, 2022 | 6.43 | 6.53 | 6.35 | 6.46 | 7480 | NASDAQ | DALN | Thu, Feb 24, 2022 | 6.32 | 6.48 | 6.32 | 6.35 | 7479 | NASDAQ | DALN | Wed, Feb 23, 2022 | 6.54 | 6.54 | 6.44 | 6.48 | 7478 | NASDAQ | DALN | Tue, Feb 22, 2022 | 6.41 | 6.46 | 6.40 | 6.42 | 7477 | NASDAQ | DALN | Fri, Feb 18, 2022 | 6.50 | 6.59 | 6.41 | 6.51 | 7476 | NASDAQ | DALN | Thu, Feb 17, 2022 | 6.54 | 6.64 | 6.41 | 6.45 | 7475 | NASDAQ | DALN | Wed, Feb 16, 2022 | 6.54 | 6.69 | 6.51 | 6.53 | 7474 | NASDAQ | DALN | Tue, Feb 15, 2022 | 6.50 | 6.55 | 6.49 | 6.50 | 7473 | NASDAQ | DALN | Mon, Feb 14, 2022 | 6.54 | 6.54 | 6.34 | 6.40 | 7472 | NASDAQ | DALN | Fri, Feb 11, 2022 | 7.04 | 7.04 | 6.51 | 6.62 | 7471 | NASDAQ | DALN | Thu, Feb 10, 2022 | 6.99 | 7.09 | 6.76 | 6.94 | 7470 | NASDAQ | DALN | Wed, Feb 9, 2022 | 7.35 | 7.39 | 7.22 | 7.31 | 7469 | NASDAQ | DALN | Tue, Feb 8, 2022 | 7.15 | 7.34 | 7.13 | 7.20 | 7468 | NASDAQ | DALN | Mon, Feb 7, 2022 | 7.18 | 7.29 | 7.10 | 7.10 | 7467 | NASDAQ | DALN | Fri, Feb 4, 2022 | 7.15 | 7.25 | 7.10 | 7.12 | 7466 | NASDAQ | DALN | Thu, Feb 3, 2022 | 7.12 | 7.15 | 7.00 | 7.00 | 7465 | NASDAQ | DALN | Wed, Feb 2, 2022 | 7.29 | 7.33 | 6.89 | 7.03 | 7464 | NASDAQ | DALN | Tue, Feb 1, 2022 | 7.05 | 7.32 | 6.93 | 7.32 | 7463 | NASDAQ | DALN | Mon, Jan 31, 2022 | 7.15 | 7.18 | 6.98 | 7.00 | 7462 | NASDAQ | DALN | Fri, Jan 28, 2022 | 7.06 | 7.20 | 6.93 | 7.07 | 7461 | NASDAQ | DALN | Thu, Jan 27, 2022 | 7.18 | 7.23 | 7.00 | 7.00 | 7460 | NASDAQ | DALN | Wed, Jan 26, 2022 | 6.99 | 7.20 | 6.93 | 6.93 | 7459 | NASDAQ | DALN | Tue, Jan 25, 2022 | 6.91 | 7.14 | 6.81 | 7.08 | 7458 | NASDAQ | DALN | Mon, Jan 24, 2022 | 7.00 | 7.03 | 6.83 | 6.83 | 7457 | NASDAQ | DALN | Fri, Jan 21, 2022 | 7.16 | 7.19 | 7.05 | 7.05 | 7456 | NASDAQ | DALN | Thu, Jan 20, 2022 | 7.24 | 7.45 | 7.11 | 7.21 | 7455 | NASDAQ | DALN | Wed, Jan 19, 2022 | 7.33 | 7.41 | 7.18 | 7.37 | 7454 | NASDAQ | DALN | Tue, Jan 18, 2022 | 7.15 | 7.56 | 7.07 | 7.27 | 7453 | NASDAQ | DALN | Fri, Jan 14, 2022 | 7.55 | 7.55 | 7.25 | 7.25 | 7452 | NASDAQ | DALN | Thu, Jan 13, 2022 | 7.33 | 7.43 | 7.30 | 7.30 | 7451 | NASDAQ | DALN | Wed, Jan 12, 2022 | 7.28 | 7.54 | 7.25 | 7.38 | 7450 | NASDAQ | DALN | Tue, Jan 11, 2022 | 7.31 | 7.49 | 7.25 | 7.28 | 7449 | NASDAQ | DALN | Mon, Jan 10, 2022 | 7.32 | 7.37 | 7.30 | 7.31 | 7448 | NASDAQ | DALN | Fri, Jan 7, 2022 | 7.48 | 7.51 | 7.35 | 7.37 | 7447 | NASDAQ | DALN | Thu, Jan 6, 2022 | 7.40 | 7.49 | 7.32 | 7.47 | 7446 | NASDAQ | DALN | Wed, Jan 5, 2022 | 7.40 | 7.50 | 7.40 | 7.42 | 7445 | NASDAQ | DALN | Tue, Jan 4, 2022 | 7.49 | 7.51 | 7.36 | 7.36 | 7444 | NASDAQ | DALN | Mon, Jan 3, 2022 | 7.22 | 7.50 | 7.22 | 7.40 | 7443 | NASDAQ | DALN | Fri, Dec 31, 2021 | 7.25 | 7.41 | 7.15 | 7.22 | 7442 | NASDAQ | DALN | Thu, Dec 30, 2021 | 7.06 | 7.27 | 7.06 | 7.26 | 7441 | NASDAQ | DALN | Wed, Dec 29, 2021 | 7.07 | 7.17 | 7.07 | 7.15 | 7440 | NASDAQ | DALN | Tue, Dec 28, 2021 | 7.08 | 7.20 | 6.90 | 7.14 | 7439 | NASDAQ | DALN | Mon, Dec 27, 2021 | 7.17 | 7.25 | 7.05 | 7.20 | 7438 | NASDAQ | DALN | Thu, Dec 23, 2021 | 6.97 | 7.15 | 6.96 | 7.15 | 7437 | NASDAQ | DALN | Wed, Dec 22, 2021 | 7.00 | 7.00 | 6.96 | 6.97 | 7436 | NASDAQ | DALN | Tue, Dec 21, 2021 | 7.00 | 7.00 | 6.96 | 6.99 | 7435 | NASDAQ | DALN | Mon, Dec 20, 2021 | 6.88 | 6.97 | 6.88 | 6.97 | 7434 | NASDAQ | DALN | Fri, Dec 17, 2021 | 6.82 | 6.95 | 6.76 | 6.82 | 7433 | NASDAQ | DALN | Thu, Dec 16, 2021 | 6.82 | 6.99 | 6.82 | 6.82 | 7432 | NASDAQ | DALN | Wed, Dec 15, 2021 | 6.99 | 6.99 | 6.70 | 6.74 | 7431 | NASDAQ | DALN | Tue, Dec 14, 2021 | 7.00 | 7.00 | 6.90 | 6.90 | 7430 | NASDAQ | DALN | Mon, Dec 13, 2021 | 7.00 | 7.02 | 6.90 | 6.98 | 7429 | NASDAQ | DALN | Fri, Dec 10, 2021 | 6.88 | 6.90 | 6.73 | 6.88 | 7428 | NASDAQ | DALN | Thu, Dec 9, 2021 | 6.52 | 6.99 | 6.52 | 6.69 | 7427 | NASDAQ | DALN | Wed, Dec 8, 2021 | 6.35 | 6.65 | 6.35 | 6.65 | 7426 | NASDAQ | DALN | Tue, Dec 7, 2021 | 6.40 | 6.46 | 6.30 | 6.30 | 7425 | NASDAQ | DALN | Mon, Dec 6, 2021 | 6.53 | 6.53 | 6.30 | 6.35 | 7424 | NASDAQ | DALN | Fri, Dec 3, 2021 | 6.46 | 6.49 | 6.28 | 6.35 | 7423 | NASDAQ | DALN | Thu, Dec 2, 2021 | 6.45 | 6.58 | 6.36 | 6.37 | 7422 | NASDAQ | DALN | Wed, Dec 1, 2021 | 6.60 | 6.64 | 6.40 | 6.40 | 7421 | NASDAQ | DALN | Tue, Nov 30, 2021 | 6.54 | 6.64 | 6.51 | 6.64 | 7420 | NASDAQ | DALN | Mon, Nov 29, 2021 | 6.67 | 6.67 | 6.50 | 6.52 | 7419 | NASDAQ | DALN | Fri, Nov 26, 2021 | 6.56 | 6.57 | 6.41 | 6.54 | 7418 | NASDAQ | DALN | Wed, Nov 24, 2021 | 6.65 | 6.65 | 6.46 | 6.65 | 7417 | NASDAQ | DALN | Tue, Nov 23, 2021 | 6.51 | 6.62 | 6.34 | 6.55 | 7416 | NASDAQ | DALN | Mon, Nov 22, 2021 | 6.45 | 6.62 | 6.42 | 6.60 | 7415 | NASDAQ | DALN | Fri, Nov 19, 2021 | 6.59 | 6.59 | 6.35 | 6.35 | 7414 | NASDAQ | DALN | Thu, Nov 18, 2021 | 6.69 | 6.69 | 6.59 | 6.63 | 7413 | NASDAQ | DALN | Wed, Nov 17, 2021 | 6.62 | 6.66 | 6.62 | 6.65 | 7412 | NASDAQ | DALN | Tue, Nov 16, 2021 | 6.64 | 6.70 | 6.63 | 6.69 | 7411 | NASDAQ | DALN | Mon, Nov 15, 2021 | 6.65 | 6.71 | 6.63 | 6.70 | 7410 | NASDAQ | DALN | Fri, Nov 12, 2021 | 6.67 | 6.67 | 6.64 | 6.66 | 7409 | NASDAQ | DALN | Thu, Nov 11, 2021 | 6.68 | 6.74 | 6.59 | 6.67 | 7408 | NASDAQ | DALN | Wed, Nov 10, 2021 | 6.69 | 6.78 | 6.59 | 6.67 | 7407 | NASDAQ | DALN | Tue, Nov 9, 2021 | 6.96 | 6.96 | 6.80 | 6.86 | 7406 | NASDAQ | DALN | Mon, Nov 8, 2021 | 7.00 | 7.00 | 6.77 | 6.93 | 7405 | NASDAQ | DALN | Fri, Nov 5, 2021 | 6.99 | 7.00 | 6.86 | 6.95 | 7404 | NASDAQ | DALN | Thu, Nov 4, 2021 | 7.01 | 7.01 | 6.86 | 6.88 | 7403 | NASDAQ | DALN | Wed, Nov 3, 2021 | 6.95 | 6.95 | 6.91 | 6.94 | 7402 | NASDAQ | DALN | Tue, Nov 2, 2021 | 7.01 | 7.01 | 6.87 | 6.95 | 7401 | NASDAQ | DALN | Mon, Nov 1, 2021 | 6.94 | 7.01 | 6.94 | 7.01 | 7400 | NASDAQ | DALN | Fri, Oct 29, 2021 | 7.05 | 7.05 | 6.92 | 6.94 | 7399 | NASDAQ | DALN | Thu, Oct 28, 2021 | 7.11 | 7.17 | 6.98 | 7.01 | 7398 | NASDAQ | DALN | Wed, Oct 27, 2021 | 7.19 | 7.19 | 6.95 | 7.00 | 7397 | NASDAQ | DALN | Tue, Oct 26, 2021 | 6.91 | 7.19 | 6.91 | 7.19 | 7396 | NASDAQ | DALN | Mon, Oct 25, 2021 | 7.00 | 7.40 | 6.88 | 7.20 | 7395 | NASDAQ | DALN | Fri, Oct 22, 2021 | 6.84 | 7.60 | 6.73 | 7.15 | 7394 | NASDAQ | DALN | Thu, Oct 21, 2021 | 6.79 | 6.85 | 6.72 | 6.79 | 7393 | NASDAQ | DALN | Wed, Oct 20, 2021 | 6.80 | 6.80 | 6.70 | 6.70 | 7392 | NASDAQ | DALN | Tue, Oct 19, 2021 | 6.76 | 6.80 | 6.75 | 6.76 | 7391 | NASDAQ | DALN | Mon, Oct 18, 2021 | 6.79 | 6.80 | 6.75 | 6.76 | 7390 | NASDAQ | DALN | Fri, Oct 15, 2021 | 6.74 | 6.78 | 6.73 | 6.76 | 7389 | NASDAQ | DALN | Thu, Oct 14, 2021 | 6.77 | 6.78 | 6.69 | 6.72 | 7388 | NASDAQ | DALN | Wed, Oct 13, 2021 | 6.74 | 6.75 | 6.72 | 6.74 | 7387 | NASDAQ | DALN | Tue, Oct 12, 2021 | 6.78 | 6.78 | 6.70 | 6.70 | 7386 | NASDAQ | DALN | Mon, Oct 11, 2021 | 6.84 | 6.84 | 6.71 | 6.73 | 7385 | NASDAQ | DALN | Fri, Oct 8, 2021 | 6.75 | 6.84 | 6.74 | 6.84 | 7384 | NASDAQ | DALN | Thu, Oct 7, 2021 | 6.79 | 6.85 | 6.73 | 6.73 | 7383 | NASDAQ | DALN | Wed, Oct 6, 2021 | 6.85 | 6.85 | 6.76 | 6.76 | 7382 | NASDAQ | DALN | Tue, Oct 5, 2021 | 6.90 | 6.90 | 6.78 | 6.82 | 7381 | NASDAQ | DALN | Mon, Oct 4, 2021 | 6.78 | 6.85 | 6.77 | 6.79 | 7380 | NASDAQ | DALN | Fri, Oct 1, 2021 | 6.75 | 6.84 | 6.74 | 6.79 | 7379 | NASDAQ | DALN | Thu, Sep 30, 2021 | 6.78 | 6.99 | 6.78 | 6.81 | 7378 | NASDAQ | DALN | Wed, Sep 29, 2021 | 6.85 | 6.85 | 6.78 | 6.80 | 7377 | NASDAQ | DALN | Tue, Sep 28, 2021 | 6.80 | 6.85 | 6.79 | 6.82 | 7376 | NASDAQ | DALN | Mon, Sep 27, 2021 | 6.75 | 6.84 | 6.75 | 6.78 | 7375 | NASDAQ | DALN | Fri, Sep 24, 2021 | 6.79 | 6.79 | 6.72 | 6.79 | 7374 | NASDAQ | DALN | Thu, Sep 23, 2021 | 6.79 | 6.79 | 6.74 | 6.77 | 7373 | NASDAQ | DALN | Wed, Sep 22, 2021 | 6.80 | 6.95 | 6.69 | 6.76 | 7372 | NASDAQ | DALN | Tue, Sep 21, 2021 | 7.00 | 7.00 | 6.66 | 6.85 | 7371 | NASDAQ | DALN | Mon, Sep 20, 2021 | 6.65 | 6.71 | 6.65 | 6.71 | 7370 | NASDAQ | DALN | Fri, Sep 17, 2021 | 6.79 | 7.09 | 6.71 | 6.95 | 7369 | NASDAQ | DALN | Thu, Sep 16, 2021 | 7.01 | 7.01 | 6.66 | 6.88 | 7368 | NASDAQ | DALN | Wed, Sep 15, 2021 | 6.75 | 6.93 | 6.70 | 6.88 | 7367 | NASDAQ | DALN | Tue, Sep 14, 2021 | 6.86 | 6.88 | 6.71 | 6.75 | 7366 | NASDAQ | DALN | Mon, Sep 13, 2021 | 7.08 | 7.08 | 6.86 | 6.89 | 7365 | NASDAQ | DALN | Fri, Sep 10, 2021 | 7.11 | 7.12 | 6.86 | 6.97 | 7364 | NASDAQ | DALN | Thu, Sep 9, 2021 | 7.15 | 7.29 | 7.08 | 7.19 | 7363 | NASDAQ | DALN | Wed, Sep 8, 2021 | 7.31 | 7.31 | 7.16 | 7.18 | 7362 | NASDAQ | DALN | Tue, Sep 7, 2021 | 7.28 | 7.50 | 7.06 | 7.23 | 7361 | NASDAQ | DALN | Fri, Sep 3, 2021 | 7.03 | 7.16 | 7.03 | 7.10 | 7360 | NASDAQ | DALN | Thu, Sep 2, 2021 | 7.08 | 7.09 | 7.03 | 7.05 | 7359 | NASDAQ | DALN | Wed, Sep 1, 2021 | 7.09 | 7.09 | 7.02 | 7.02 | 7358 | NASDAQ | DALN | Tue, Aug 31, 2021 | 7.01 | 7.14 | 6.98 | 7.00 | 7357 | NASDAQ | DALN | Mon, Aug 30, 2021 | 7.03 | 7.07 | 6.96 | 6.97 | 7356 | NASDAQ | DALN | Fri, Aug 27, 2021 | 7.01 | 7.09 | 6.97 | 7.03 | 7355 | NASDAQ | DALN | Thu, Aug 26, 2021 | 7.19 | 7.19 | 6.96 | 7.02 | 7354 | NASDAQ | DALN | Wed, Aug 25, 2021 | 6.78 | 7.22 | 6.78 | 7.11 | 7353 | NASDAQ | DALN | Tue, Aug 24, 2021 | 6.88 | 6.96 | 6.80 | 6.80 | 7352 | NASDAQ | DALN | Mon, Aug 23, 2021 | 6.83 | 6.85 | 6.79 | 6.85 | 7351 | NASDAQ | DALN | Fri, Aug 20, 2021 | 6.75 | 6.90 | 6.72 | 6.73 | 7350 | NASDAQ | DALN | Thu, Aug 19, 2021 | 6.94 | 6.96 | 6.72 | 6.78 | 7349 | NASDAQ | DALN | Wed, Aug 18, 2021 | 6.83 | 6.94 | 6.73 | 6.89 | 7348 | NASDAQ | DALN | Tue, Aug 17, 2021 | 6.86 | 6.89 | 6.81 | 6.88 | 7347 | NASDAQ | DALN | Mon, Aug 16, 2021 | 6.79 | 6.97 | 6.76 | 6.92 | 7346 | NASDAQ | DALN | Fri, Aug 13, 2021 | 7.01 | 7.10 | 6.93 | 7.00 | 7345 | NASDAQ | DALN | Thu, Aug 12, 2021 | 6.76 | 7.06 | 6.76 | 6.95 | 7344 | NASDAQ | DALN | Wed, Aug 11, 2021 | 7.35 | 7.39 | 7.22 | 7.38 | 7343 | NASDAQ | DALN | Tue, Aug 10, 2021 | 7.34 | 7.34 | 7.10 | 7.22 | 7342 | NASDAQ | DALN | Mon, Aug 9, 2021 | 7.08 | 7.36 | 7.05 | 7.32 | 7341 | NASDAQ | DALN | Fri, Aug 6, 2021 | 6.83 | 7.01 | 6.83 | 7.00 | 7340 | NASDAQ | DALN | Thu, Aug 5, 2021 | 6.80 | 6.87 | 6.80 | 6.82 | 7339 | NASDAQ | DALN | Wed, Aug 4, 2021 | 6.72 | 6.81 | 6.69 | 6.80 | 7338 | NASDAQ | DALN | Tue, Aug 3, 2021 | 6.79 | 6.79 | 6.72 | 6.72 | 7337 | NASDAQ | DALN | Mon, Aug 2, 2021 | 6.81 | 6.88 | 6.72 | 6.73 | 7336 | NASDAQ | DALN | Fri, Jul 30, 2021 | 6.91 | 6.91 | 6.80 | 6.80 | 7335 | NASDAQ | DALN | Thu, Jul 29, 2021 | 6.92 | 6.92 | 6.73 | 6.73 | 7334 | NASDAQ | DALN | Wed, Jul 28, 2021 | 6.82 | 6.95 | 6.66 | 6.81 | 7333 | NASDAQ | DALN | Tue, Jul 27, 2021 | 6.79 | 6.79 | 6.53 | 6.65 | 7332 | NASDAQ | DALN | Mon, Jul 26, 2021 | 6.48 | 6.68 | 6.44 | 6.46 | 7331 | NASDAQ | DALN | Fri, Jul 23, 2021 | 6.29 | 6.50 | 6.27 | 6.33 | 7330 | NASDAQ | DALN | Thu, Jul 22, 2021 | 6.54 | 6.55 | 6.28 | 6.28 | 7329 | NASDAQ | DALN | Wed, Jul 21, 2021 | 6.51 | 6.60 | 6.49 | 6.52 | 7328 | NASDAQ | DALN | Tue, Jul 20, 2021 | 6.57 | 6.57 | 6.35 | 6.38 | 7327 | NASDAQ | DALN | Mon, Jul 19, 2021 | 6.63 | 6.97 | 6.42 | 6.45 | 7326 | NASDAQ | DALN | Fri, Jul 16, 2021 | 7.07 | 7.07 | 6.86 | 6.86 | 7325 | NASDAQ | DALN | Thu, Jul 15, 2021 | 6.94 | 7.17 | 6.89 | 6.92 | 7324 | NASDAQ | DALN | Wed, Jul 14, 2021 | 6.99 | 7.10 | 6.97 | 6.98 | 7323 | NASDAQ | DALN | Tue, Jul 13, 2021 | 7.10 | 7.15 | 6.97 | 6.97 | 7322 | NASDAQ | DALN | Mon, Jul 12, 2021 | 6.95 | 7.09 | 6.94 | 7.05 | 7321 | NASDAQ | DALN | Fri, Jul 9, 2021 | 6.98 | 7.09 | 6.93 | 6.95 | 7320 | NASDAQ | DALN | Thu, Jul 8, 2021 | 7.00 | 7.14 | 6.96 | 6.97 | 7319 | NASDAQ | DALN | Wed, Jul 7, 2021 | 7.03 | 7.17 | 7.00 | 7.00 | 7318 | NASDAQ | DALN | Tue, Jul 6, 2021 | 7.03 | 7.15 | 7.01 | 7.10 | 7317 | NASDAQ | DALN | Fri, Jul 2, 2021 | 7.39 | 7.41 | 7.11 | 7.15 | 7316 | NASDAQ | DALN | Thu, Jul 1, 2021 | 7.75 | 7.75 | 7.33 | 7.71 | 7315 | NASDAQ | DALN | Wed, Jun 30, 2021 | 7.13 | 7.75 | 7.13 | 7.22 | 7314 | NASDAQ | DALN | Tue, Jun 29, 2021 | 7.66 | 8.39 | 7.44 | 7.66 | 7313 | NASDAQ | DALN | Mon, Jun 28, 2021 | 7.66 | 7.66 | 7.48 | 7.56 | 7312 | NASDAQ | DALN | Fri, Jun 25, 2021 | 7.61 | 7.69 | 7.61 | 7.66 | 7311 | NASDAQ | DALN | Thu, Jun 24, 2021 | 7.45 | 7.69 | 7.29 | 7.68 | 7310 | NASDAQ | DALN | Wed, Jun 23, 2021 | 7.39 | 7.49 | 7.26 | 7.48 | 7309 | NASDAQ | DALN | Tue, Jun 22, 2021 | 7.44 | 7.45 | 7.16 | 7.39 | 7308 | NASDAQ | DALN | Mon, Jun 21, 2021 | 7.00 | 7.57 | 6.88 | 7.57 | 7307 | NASDAQ | DALN | Fri, Jun 18, 2021 | 6.95 | 7.00 | 6.81 | 7.00 | 7306 | NASDAQ | DALN | Thu, Jun 17, 2021 | 6.79 | 6.94 | 6.56 | 6.92 | 7305 | NASDAQ | DALN | Wed, Jun 16, 2021 | 6.66 | 6.84 | 6.61 | 6.80 | 7304 | NASDAQ | DALN | Tue, Jun 15, 2021 | 6.67 | 6.72 | 6.62 | 6.67 | 7303 | NASDAQ | DALN | Mon, Jun 14, 2021 | 6.70 | 6.72 | 6.60 | 6.63 | 7302 | NASDAQ | DALN | Fri, Jun 11, 2021 | 6.65 | 6.77 | 6.65 | 6.72 | 7301 | NASDAQ | DALN | Thu, Jun 10, 2021 | 6.74 | 6.78 | 6.62 | 6.65 | 7300 | NASDAQ | DALN | Wed, Jun 9, 2021 | 6.95 | 6.95 | 6.77 | 6.79 | 7299 | NASDAQ | DALN | Tue, Jun 8, 2021 | 6.51 | 7.17 | 6.51 | 7.02 | 7298 | NASDAQ | DALN | Mon, Jun 7, 2021 | 7.40 | 7.44 | 6.68 | 6.80 | 7297 | NASDAQ | DALN | Fri, Jun 4, 2021 | 7.00 | 7.24 | 6.96 | 7.20 | 7296 | NASDAQ | DALN | Thu, Jun 3, 2021 | 7.12 | 7.12 | 6.80 | 6.80 | 7295 | NASDAQ | DALN | Wed, Jun 2, 2021 | 7.20 | 7.36 | 7.08 | 7.20 | 7294 | NASDAQ | DALN | Tue, Jun 1, 2021 | 7.28 | 7.40 | 7.00 | 7.00 | 7293 | NASDAQ | DALN | Fri, May 28, 2021 | 7.36 | 7.36 | 7.20 | 7.24 | 7292 | NASDAQ | DALN | Thu, May 27, 2021 | 7.20 | 7.36 | 7.16 | 7.28 | 7291 | NASDAQ | DALN | Wed, May 26, 2021 | 7.16 | 7.21 | 7.04 | 7.16 | 7290 | NASDAQ | DALN | Tue, May 25, 2021 | 7.52 | 7.52 | 7.00 | 7.04 | 7289 | NASDAQ | DALN | Mon, May 24, 2021 | 7.76 | 7.76 | 7.04 | 7.04 | 7288 | NASDAQ | DALN | Fri, May 21, 2021 | 7.68 | 7.73 | 7.60 | 7.68 | 7287 | NASDAQ | DALN | Thu, May 20, 2021 | 7.80 | 7.80 | 7.64 | 7.68 | 7286 | NASDAQ | DALN | Wed, May 19, 2021 | 7.92 | 7.96 | 7.68 | 7.76 | 7285 | NASDAQ | DALN | Tue, May 18, 2021 | 7.84 | 8.04 | 7.84 | 8.00 | 7284 | NASDAQ | DALN | Mon, May 17, 2021 | 7.88 | 7.92 | 7.84 | 7.92 | 7283 | NASDAQ | DALN | Fri, May 14, 2021 | 8.08 | 8.08 | 7.80 | 7.88 | 7282 | NASDAQ | DALN | Thu, May 13, 2021 | 7.92 | 8.00 | 7.92 | 7.96 | 7281 | NASDAQ | DALN | Wed, May 12, 2021 | 8.24 | 8.24 | 7.94 | 7.84 | 7280 | NASDAQ | DALN | Tue, May 11, 2021 | 8.28 | 8.32 | 8.01 | 8.20 | 7279 | NASDAQ | DALN | Mon, May 10, 2021 | 8.40 | 8.48 | 8.12 | 8.24 | 7278 | NASDAQ | DALN | Fri, May 7, 2021 | 8.28 | 8.36 | 8.12 | 8.28 | 7277 | NASDAQ | DALN | Thu, May 6, 2021 | 8.24 | 8.27 | 8.12 | 8.16 | 7276 | NASDAQ | DALN | Wed, May 5, 2021 | 8.32 | 8.24 | 8.04 | 8.20 | 7275 | NASDAQ | DALN | Tue, May 4, 2021 | 8.32 | 8.32 | 8.12 | 8.16 | 7274 | NASDAQ | DALN | Mon, May 3, 2021 | 8.00 | 8.20 | 7.92 | 8.16 | 7273 | NASDAQ | DALN | Fri, Apr 30, 2021 | 8.20 | 8.28 | 7.96 | 8.00 | 7272 | NASDAQ | DALN | Thu, Apr 29, 2021 | 8.16 | 8.24 | 8.12 | 8.16 | 7271 | NASDAQ | DALN | Wed, Apr 28, 2021 | 8.16 | 8.24 | 7.92 | 8.20 | 7270 | NASDAQ | DALN | Tue, Apr 27, 2021 | 8.64 | 9.44 | 8.04 | 8.52 | 7269 | NASDAQ | DALN | Mon, Apr 26, 2021 | 8.68 | 8.76 | 8.60 | 8.72 | 7268 | NASDAQ | DALN | Fri, Apr 23, 2021 | 8.60 | 8.76 | 8.48 | 8.64 | 7267 | NASDAQ | DALN | Thu, Apr 22, 2021 | 8.60 | 8.68 | 8.52 | 8.60 | 7266 | NASDAQ | DALN | Wed, Apr 21, 2021 | 8.68 | 8.72 | 8.58 | 8.64 | 7265 | NASDAQ | DALN | Tue, Apr 20, 2021 | 8.80 | 8.80 | 8.48 | 8.72 | 7264 | NASDAQ | DALN | Mon, Apr 19, 2021 | 9.00 | 9.04 | 8.68 | 8.80 | 7263 | NASDAQ | DALN | Fri, Apr 16, 2021 | 9.00 | 9.04 | 8.68 | 9.00 | 7262 | NASDAQ | DALN | Thu, Apr 15, 2021 | 9.36 | 9.48 | 8.88 | 8.92 | 7261 | NASDAQ | DALN | Wed, Apr 14, 2021 | 9.00 | 9.44 | 9.00 | 9.36 | 7260 | NASDAQ | DALN | Tue, Apr 13, 2021 | 8.68 | 8.72 | 8.56 | 8.64 | 7259 | NASDAQ | DALN | Mon, Apr 12, 2021 | 8.44 | 8.88 | 8.44 | 8.84 | 7258 | NASDAQ | DALN | Fri, Apr 9, 2021 | 8.36 | 8.44 | 8.32 | 8.44 | 7257 | NASDAQ | DALN | Thu, Apr 8, 2021 | 8.28 | 8.32 | 8.16 | 8.20 | 7256 | NASDAQ | DALN | Wed, Apr 7, 2021 | 8.56 | 8.60 | 8.28 | 8.32 | 7255 | NASDAQ | DALN | Tue, Apr 6, 2021 | 8.60 | 8.62 | 8.32 | 8.44 | 7254 | NASDAQ | DALN | Mon, Apr 5, 2021 | 8.52 | 8.96 | 8.32 | 8.44 | 7253 | NASDAQ | DALN | Thu, Apr 1, 2021 | 8.52 | 8.76 | 8.32 | 8.52 | 7252 | NASDAQ | DALN | Wed, Mar 31, 2021 | 8.52 | 8.68 | 8.32 | 8.36 | 7251 | NASDAQ | DALN | Tue, Mar 30, 2021 | 8.12 | 8.64 | 8.08 | 8.40 | 7250 | NASDAQ | DALN | Mon, Mar 29, 2021 | 8.96 | 8.96 | 8.12 | 8.16 | 7249 | NASDAQ | DALN | Fri, Mar 26, 2021 | 9.16 | 9.16 | 8.52 | 8.56 | 7248 | NASDAQ | DALN | Thu, Mar 25, 2021 | 8.80 | 9.00 | 8.76 | 9.00 | 7247 | NASDAQ | DALN | Wed, Mar 24, 2021 | 9.36 | 9.72 | 8.84 | 8.84 | 7246 | NASDAQ | DALN | Tue, Mar 23, 2021 | 10.20 | 10.20 | 9.24 | 9.36 | 7245 | NASDAQ | DALN | Mon, Mar 22, 2021 | 9.48 | 10.20 | 9.44 | 10.08 | 7244 | NASDAQ | DALN | Fri, Mar 19, 2021 | 10.64 | 10.67 | 9.64 | 9.88 | 7243 | NASDAQ | DALN | Thu, Mar 18, 2021 | 10.80 | 11.32 | 10.44 | 10.60 | 7242 | NASDAQ | DALN | Wed, Mar 17, 2021 | 10.44 | 10.80 | 10.36 | 10.76 | 7241 | NASDAQ | DALN | Tue, Mar 16, 2021 | 11.56 | 11.60 | 10.00 | 10.48 | 7240 | NASDAQ | DALN | Mon, Mar 15, 2021 | 11.00 | 11.24 | 10.04 | 10.64 | 7239 | NASDAQ | DALN | Fri, Mar 12, 2021 | 9.72 | 10.20 | 9.60 | 10.04 | 7238 | NASDAQ | DALN | Thu, Mar 11, 2021 | 9.40 | 9.72 | 9.19 | 9.52 | 7237 | NASDAQ | DALN | Wed, Mar 10, 2021 | 9.00 | 9.36 | 8.96 | 9.20 | 7236 | NASDAQ | DALN | Tue, Mar 9, 2021 | 8.80 | 9.56 | 8.64 | 9.20 | 7235 | NASDAQ | DALN | Mon, Mar 8, 2021 | 8.12 | 9.56 | 8.06 | 9.56 | 7234 | NASDAQ | DALN | Fri, Mar 5, 2021 | 8.24 | 8.24 | 7.75 | 7.96 | 7233 | NASDAQ | DALN | Thu, Mar 4, 2021 | 8.48 | 8.64 | 8.05 | 8.24 | 7232 | NASDAQ | DALN | Wed, Mar 3, 2021 | 8.52 | 8.60 | 8.38 | 8.44 | 7231 | NASDAQ | DALN | Tue, Mar 2, 2021 | 8.52 | 8.52 | 8.12 | 8.40 | 7230 | NASDAQ | DALN | Mon, Mar 1, 2021 | 8.12 | 8.48 | 8.05 | 8.36 | 7229 | NASDAQ | DALN | Fri, Feb 26, 2021 | 8.48 | 8.48 | 8.16 | 8.16 | 7228 | NASDAQ | DALN | Thu, Feb 25, 2021 | 8.52 | 8.72 | 8.44 | 8.44 | 7227 | NASDAQ | DALN | Wed, Feb 24, 2021 | 8.60 | 8.88 | 8.52 | 8.68 | 7226 | NASDAQ | DALN | Tue, Feb 23, 2021 | 9.16 | 9.20 | 8.49 | 8.76 | 7225 | NASDAQ | DALN | Mon, Feb 22, 2021 | 9.40 | 9.43 | 8.84 | 8.96 | 7224 | NASDAQ | DALN | Fri, Feb 19, 2021 | 9.40 | 9.40 | 8.93 | 9.04 | 7223 | NASDAQ | DALN | Thu, Feb 18, 2021 | 8.96 | 9.48 | 8.72 | 9.40 | 7222 | NASDAQ | DALN | Wed, Feb 17, 2021 | 9.28 | 9.32 | 8.64 | 8.68 | 7221 | NASDAQ | DALN | Tue, Feb 16, 2021 | 9.20 | 9.40 | 9.16 | 9.24 | 7220 | NASDAQ | DALN | Fri, Feb 12, 2021 | 8.80 | 9.12 | 8.68 | 9.04 | 7219 | NASDAQ | DALN | Thu, Feb 11, 2021 | 9.04 | 9.32 | 8.88 | 8.88 | 7218 | NASDAQ | DALN | Wed, Feb 10, 2021 | 9.92 | 9.92 | 8.88 | 9.36 | 7217 | NASDAQ | DALN | Tue, Feb 9, 2021 | 9.92 | 9.96 | 9.64 | 9.92 | 7216 | NASDAQ | DALN | Mon, Feb 8, 2021 | 9.84 | 9.92 | 9.50 | 9.88 | 7215 | NASDAQ | DALN | Fri, Feb 5, 2021 | 9.80 | 10.00 | 9.23 | 9.84 | 7214 | NASDAQ | DALN | Thu, Feb 4, 2021 | 11.20 | 11.32 | 9.16 | 9.84 | 7213 | NASDAQ | DALN | Wed, Feb 3, 2021 | 9.12 | 10.68 | 9.04 | 10.40 | 7212 | NASDAQ | DALN | Tue, Feb 2, 2021 | 8.80 | 9.60 | 8.80 | 9.00 | 7211 | NASDAQ | DALN | Mon, Feb 1, 2021 | 8.60 | 8.76 | 8.48 | 8.68 | 7210 | NASDAQ | DALN | Fri, Jan 29, 2021 | 8.40 | 9.40 | 8.40 | 8.80 | 7209 | NASDAQ | DALN | Thu, Jan 28, 2021 | 10.20 | 10.20 | 7.62 | 9.00 | 7208 | NASDAQ | DALN | Wed, Jan 27, 2021 | 7.72 | 12.64 | 7.48 | 10.40 | 7207 | NASDAQ | DALN | Tue, Jan 26, 2021 | 7.88 | 7.92 | 7.64 | 7.72 | 7206 | NASDAQ | DALN | Mon, Jan 25, 2021 | 7.96 | 8.03 | 7.76 | 7.88 | 7205 | NASDAQ | DALN | Fri, Jan 22, 2021 | 7.80 | 7.88 | 7.72 | 7.88 | 7204 | NASDAQ | DALN | Thu, Jan 21, 2021 | 7.80 | 7.80 | 7.68 | 7.80 | 7203 | NASDAQ | DALN | Wed, Jan 20, 2021 | 7.80 | 7.80 | 7.68 | 7.72 | 7202 | NASDAQ | DALN | Tue, Jan 19, 2021 | 7.88 | 7.92 | 7.64 | 7.64 | 7201 | NASDAQ | DALN | Fri, Jan 15, 2021 | 7.60 | 7.84 | 7.44 | 7.80 | 7200 | NASDAQ | DALN | Thu, Jan 14, 2021 | 7.40 | 7.68 | 7.36 | 7.64 | 7199 | NASDAQ | DALN | Wed, Jan 13, 2021 | 7.28 | 7.44 | 7.28 | 7.40 | 7198 | NASDAQ | DALN | Tue, Jan 12, 2021 | 7.32 | 7.48 | 7.27 | 7.28 | 7197 | NASDAQ | DALN | Mon, Jan 11, 2021 | 6.76 | 7.32 | 6.68 | 7.32 | 7196 | NASDAQ | DALN | Fri, Jan 8, 2021 | 6.72 | 6.76 | 6.64 | 6.72 | 7195 | NASDAQ | DALN | Thu, Jan 7, 2021 | 6.64 | 6.72 | 6.48 | 6.72 | 7194 | NASDAQ | DALN | Wed, Jan 6, 2021 | 6.48 | 6.60 | 6.35 | 6.48 | 7193 | NASDAQ | DALN | Tue, Jan 5, 2021 | 6.36 | 6.40 | 6.20 | 6.36 | 7192 | NASDAQ | DALN | Mon, Jan 4, 2021 | 6.20 | 6.52 | 6.09 | 6.28 | 7191 | NASDAQ | DALN | Thu, Dec 31, 2020 | 5.76 | 6.28 | 5.76 | 6.04 | 7190 | NASDAQ | DALN | Wed, Dec 30, 2020 | 5.88 | 5.89 | 5.72 | 5.76 | 7189 | NASDAQ | DALN | Tue, Dec 29, 2020 | 5.84 | 5.92 | 5.77 | 5.84 | 7188 | NASDAQ | DALN | Mon, Dec 28, 2020 | 5.88 | 5.96 | 5.72 | 5.84 | 7187 | NASDAQ | DALN | Thu, Dec 24, 2020 | 5.72 | 5.88 | 5.64 | 5.88 | 7186 | NASDAQ | DALN | Wed, Dec 23, 2020 | 5.80 | 5.98 | 5.60 | 5.72 | 7185 | NASDAQ | DALN | Tue, Dec 22, 2020 | 5.72 | 5.80 | 5.56 | 5.72 | 7184 | NASDAQ | DALN | Mon, Dec 21, 2020 | 5.80 | 5.88 | 5.68 | 5.72 | 7183 | NASDAQ | DALN | Fri, Dec 18, 2020 | 5.96 | 5.96 | 5.76 | 5.76 | 7182 | NASDAQ | DALN | Thu, Dec 17, 2020 | 5.92 | 6.08 | 5.88 | 5.88 | 7181 | NASDAQ | DALN | Wed, Dec 16, 2020 | 5.88 | 6.08 | 5.88 | 6.00 | 7180 | NASDAQ | DALN | Tue, Dec 15, 2020 | 6.08 | 6.08 | 5.92 | 6.04 | 7179 | NASDAQ | DALN | Mon, Dec 14, 2020 | 5.92 | 6.08 | 5.84 | 6.04 | 7178 | NASDAQ | DALN | Fri, Dec 11, 2020 | 5.84 | 5.92 | 5.76 | 5.88 | 7177 | NASDAQ | DALN | Thu, Dec 10, 2020 | 5.92 | 6.08 | 5.88 | 5.88 | 7176 | NASDAQ | DALN | Wed, Dec 9, 2020 | 6.00 | 6.08 | 5.76 | 5.88 | 7175 | NASDAQ | DALN | Tue, Dec 8, 2020 | 6.04 | 6.12 | 5.96 | 5.99 | 7174 | NASDAQ | DALN | Mon, Dec 7, 2020 | 6.20 | 6.20 | 5.96 | 6.12 | 7173 | NASDAQ | DALN | Fri, Dec 4, 2020 | 6.20 | 6.20 | 5.96 | 5.96 | 7172 | NASDAQ | DALN | Thu, Dec 3, 2020 | 6.00 | 6.24 | 5.92 | 6.00 | 7171 | NASDAQ | DALN | Wed, Dec 2, 2020 | 5.80 | 6.20 | 5.80 | 6.04 | 7170 | NASDAQ | DALN | Tue, Dec 1, 2020 | 6.12 | 6.18 | 5.80 | 5.92 | 7169 | NASDAQ | DALN | Mon, Nov 30, 2020 | 6.12 | 6.20 | 6.00 | 6.04 | 7168 | NASDAQ | DALN | Fri, Nov 27, 2020 | 6.00 | 6.08 | 5.92 | 6.00 | 7167 | NASDAQ | DALN | Wed, Nov 25, 2020 | 6.20 | 6.20 | 5.96 | 5.96 | 7166 | NASDAQ | DALN | Tue, Nov 24, 2020 | 5.88 | 6.16 | 5.88 | 6.12 | 7165 | NASDAQ | DALN | Mon, Nov 23, 2020 | 5.76 | 5.92 | 5.68 | 5.88 | 7164 | NASDAQ | DALN | Fri, Nov 20, 2020 | 5.80 | 5.84 | 5.72 | 5.80 | 7163 | NASDAQ | DALN | Thu, Nov 19, 2020 | 6.00 | 6.00 | 5.72 | 5.76 | 7162 | NASDAQ | DALN | Wed, Nov 18, 2020 | 5.96 | 6.10 | 5.84 | 6.00 | 7161 | NASDAQ | DALN | Tue, Nov 17, 2020 | 5.80 | 6.00 | 5.80 | 5.96 | 7160 | NASDAQ | DALN | Mon, Nov 16, 2020 | 5.96 | 5.96 | 5.68 | 5.84 | 7159 | NASDAQ | DALN | Fri, Nov 13, 2020 | 5.80 | 5.88 | 5.64 | 5.84 | 7158 | NASDAQ | DALN | Thu, Nov 12, 2020 | 5.88 | 5.88 | 5.71 | 5.84 | 7157 | NASDAQ | DALN | Wed, Nov 11, 2020 | 6.40 | 6.40 | 5.48 | 5.88 | 7156 | NASDAQ | DALN | Tue, Nov 10, 2020 | 5.92 | 6.40 | 5.80 | 6.32 | 7155 | NASDAQ | DALN | Mon, Nov 9, 2020 | 5.92 | 5.92 | 5.60 | 5.76 | 7154 | NASDAQ | DALN | Fri, Nov 6, 2020 | 5.72 | 5.92 | 5.48 | 5.64 | 7153 | NASDAQ | DALN | Thu, Nov 5, 2020 | 5.48 | 5.80 | 5.46 | 5.63 | 7152 | NASDAQ | DALN | Wed, Nov 4, 2020 | 5.48 | 5.48 | 5.36 | 5.39 | 7151 | NASDAQ | DALN | Tue, Nov 3, 2020 | 5.44 | 5.56 | 5.34 | 5.36 | 7150 | NASDAQ | DALN | Mon, Nov 2, 2020 | 5.52 | 5.56 | 5.36 | 5.44 | 7149 | NASDAQ | DALN | Fri, Oct 30, 2020 | 5.40 | 5.60 | 5.28 | 5.44 | 7148 | NASDAQ | DALN | Thu, Oct 29, 2020 | 5.48 | 5.48 | 5.32 | 5.40 | 7147 | NASDAQ | DALN | Wed, Oct 28, 2020 | 5.48 | 5.52 | 5.36 | 5.40 | 7146 | NASDAQ | DALN | Tue, Oct 27, 2020 | 5.80 | 5.80 | 5.48 | 5.52 | 7145 | NASDAQ | DALN | Mon, Oct 26, 2020 | 5.84 | 5.84 | 5.48 | 5.54 | 7144 | NASDAQ | DALN | Fri, Oct 23, 2020 | 5.64 | 5.80 | 5.64 | 5.76 | 7143 | NASDAQ | DALN | Thu, Oct 22, 2020 | 5.72 | 5.76 | 5.67 | 5.68 | 7142 | NASDAQ | DALN | Wed, Oct 21, 2020 | 5.60 | 5.80 | 5.60 | 5.60 | 7141 | NASDAQ | DALN | Tue, Oct 20, 2020 | 5.60 | 5.80 | 5.60 | 5.60 | 7140 | NASDAQ | DALN | Mon, Oct 19, 2020 | 5.88 | 5.92 | 5.64 | 5.66 | 7139 | NASDAQ | DALN | Fri, Oct 16, 2020 | 5.76 | 6.16 | 5.68 | 5.72 | 7138 | NASDAQ | DALN | Thu, Oct 15, 2020 | 5.84 | 5.84 | 5.64 | 5.64 | 7137 | NASDAQ | DALN | Wed, Oct 14, 2020 | 5.80 | 5.86 | 5.80 | 5.84 | 7136 | NASDAQ | DALN | Tue, Oct 13, 2020 | 5.64 | 5.64 | 5.64 | 5.64 | 7135 | NASDAQ | DALN | Mon, Oct 12, 2020 | 5.88 | 5.92 | 5.60 | 5.64 | 7134 | NASDAQ | DALN | Fri, Oct 9, 2020 | 5.72 | 5.92 | 5.64 | 5.80 | 7133 | NASDAQ | DALN | Thu, Oct 8, 2020 | 5.40 | 5.60 | 5.40 | 5.60 | 7132 | NASDAQ | DALN | Wed, Oct 7, 2020 | 5.64 | 5.64 | 5.48 | 5.52 | 7131 | NASDAQ | DALN | Tue, Oct 6, 2020 | 5.52 | 5.60 | 5.44 | 5.44 | 7130 | NASDAQ | DALN | Mon, Oct 5, 2020 | 5.60 | 5.60 | 5.44 | 5.48 | 7129 | NASDAQ | DALN | Fri, Oct 2, 2020 | 5.60 | 5.60 | 5.40 | 5.56 | 7128 | NASDAQ | DALN | Thu, Oct 1, 2020 | 5.60 | 5.76 | 5.56 | 5.56 | 7127 | NASDAQ | DALN | Wed, Sep 30, 2020 | 5.56 | 5.68 | 5.56 | 5.64 | 7126 | NASDAQ | DALN | Tue, Sep 29, 2020 | 5.76 | 5.76 | 5.56 | 5.72 | 7125 | NASDAQ | DALN | Mon, Sep 28, 2020 | 5.56 | 5.56 | 5.48 | 5.56 | 7124 | NASDAQ | DALN | Fri, Sep 25, 2020 | 5.44 | 5.52 | 5.44 | 5.44 | 7123 | NASDAQ | DALN | Thu, Sep 24, 2020 | 5.52 | 5.52 | 5.48 | 5.52 | 7122 | NASDAQ | DALN | Wed, Sep 23, 2020 | 5.64 | 5.64 | 5.48 | 5.48 | 7121 | NASDAQ | DALN | Tue, Sep 22, 2020 | 5.68 | 5.68 | 5.48 | 5.48 | 7120 | NASDAQ | DALN | Mon, Sep 21, 2020 | 5.68 | 5.68 | 5.52 | 5.56 | 7119 | NASDAQ | DALN | Fri, Sep 18, 2020 | 6.00 | 6.12 | 5.64 | 5.68 | 7118 | NASDAQ | DALN | Thu, Sep 17, 2020 | 5.80 | 5.98 | 5.80 | 5.92 | 7117 | NASDAQ | DALN | Wed, Sep 16, 2020 | 5.76 | 5.96 | 5.76 | 5.80 | 7116 | NASDAQ | DALN | Tue, Sep 15, 2020 | 5.76 | 5.86 | 5.76 | 5.82 | 7115 | NASDAQ | DALN | Mon, Sep 14, 2020 | 5.48 | 5.96 | 5.48 | 5.92 | 7114 | NASDAQ | DALN | Fri, Sep 11, 2020 | 5.44 | 5.64 | 5.32 | 5.64 | 7113 | NASDAQ | DALN | Thu, Sep 10, 2020 | 5.56 | 5.64 | 5.44 | 5.44 | 7112 | NASDAQ | DALN | Wed, Sep 9, 2020 | 5.92 | 5.92 | 5.56 | 5.60 | 7111 | NASDAQ | DALN | Tue, Sep 8, 2020 | 5.84 | 5.88 | 5.80 | 5.88 | 7110 | NASDAQ | DALN | Fri, Sep 4, 2020 | 5.84 | 5.97 | 5.84 | 5.88 | 7109 | NASDAQ | DALN | Thu, Sep 3, 2020 | 6.32 | 6.32 | 5.86 | 5.92 | 7108 | NASDAQ | DALN | Wed, Sep 2, 2020 | 6.16 | 6.28 | 6.16 | 6.24 | 7107 | NASDAQ | DALN | Tue, Sep 1, 2020 | 6.12 | 6.16 | 6.12 | 6.12 | 7106 | NASDAQ | DALN | Mon, Aug 31, 2020 | 6.24 | 6.24 | 6.12 | 6.16 | 7105 | NASDAQ | DALN | Fri, Aug 28, 2020 | 6.12 | 6.21 | 6.12 | 6.20 | 7104 | NASDAQ | DALN | Thu, Aug 27, 2020 | 6.24 | 6.24 | 6.04 | 6.12 | 7103 | NASDAQ | DALN | Wed, Aug 26, 2020 | 5.80 | 6.20 | 5.80 | 6.12 | 7102 | NASDAQ | DALN | Tue, Aug 25, 2020 | 6.00 | 6.04 | 5.88 | 5.92 | 7101 | NASDAQ | DALN | Mon, Aug 24, 2020 | 6.40 | 6.40 | 6.00 | 6.00 | 7100 | NASDAQ | DALN | Fri, Aug 21, 2020 | 6.24 | 6.32 | 6.24 | 6.28 | 7099 | NASDAQ | DALN | Thu, Aug 20, 2020 | 6.36 | 6.38 | 6.28 | 6.28 | 7098 | NASDAQ | DALN | Wed, Aug 19, 2020 | 6.52 | 6.52 | 6.28 | 6.36 | 7097 | NASDAQ | DALN | Tue, Aug 18, 2020 | 6.56 | 6.56 | 6.40 | 6.43 | 7096 | NASDAQ | DALN | Mon, Aug 17, 2020 | 6.68 | 6.80 | 6.36 | 6.68 | 7095 | NASDAQ | DALN | Fri, Aug 14, 2020 | 6.64 | 6.84 | 6.58 | 6.64 | 7094 | NASDAQ | DALN | Thu, Aug 13, 2020 | 6.88 | 6.88 | 6.64 | 6.76 | 7093 | NASDAQ | DALN | Wed, Aug 12, 2020 | 6.64 | 6.92 | 6.64 | 6.70 | 7092 | NASDAQ | DALN | Tue, Aug 11, 2020 | 6.92 | 7.16 | 6.83 | 6.92 | 7091 | NASDAQ | DALN | Mon, Aug 10, 2020 | 7.12 | 7.12 | 6.68 | 6.92 | 7090 | NASDAQ | DALN | Fri, Aug 7, 2020 | 6.64 | 6.94 | 6.56 | 6.92 | 7089 | NASDAQ | DALN | Thu, Aug 6, 2020 | 6.62 | 6.72 | 6.52 | 6.64 | 7088 | NASDAQ | DALN | Wed, Aug 5, 2020 | 6.28 | 6.68 | 6.24 | 6.56 | 7087 | NASDAQ | DALN | Tue, Aug 4, 2020 | 6.20 | 6.48 | 6.16 | 6.48 | 7086 | NASDAQ | DALN | Mon, Aug 3, 2020 | 6.08 | 6.33 | 6.08 | 6.20 | 7085 | NASDAQ | DALN | Fri, Jul 31, 2020 | 6.64 | 6.64 | 6.00 | 6.08 | 7084 | NASDAQ | DALN | Thu, Jul 30, 2020 | 6.56 | 6.64 | 6.44 | 6.56 | 7083 | NASDAQ | DALN | Wed, Jul 29, 2020 | 6.36 | 6.56 | 6.32 | 6.44 | 7082 | NASDAQ | DALN | Tue, Jul 28, 2020 | 6.40 | 6.52 | 6.04 | 6.40 | 7081 | NASDAQ | DALN | Mon, Jul 27, 2020 | 6.68 | 6.68 | 6.44 | 6.52 | 7080 | NASDAQ | DALN | Fri, Jul 24, 2020 | 6.52 | 6.84 | 6.44 | 6.44 | 7079 | NASDAQ | DALN | Thu, Jul 23, 2020 | 6.84 | 7.05 | 6.52 | 6.52 | 7078 | NASDAQ | DALN | Wed, Jul 22, 2020 | 7.40 | 7.40 | 6.88 | 6.88 | 7077 | NASDAQ | DALN | Tue, Jul 21, 2020 | 7.16 | 7.36 | 7.06 | 7.32 | 7076 | NASDAQ | DALN | Mon, Jul 20, 2020 | 7.12 | 7.16 | 7.00 | 7.08 | 7075 | NASDAQ | DALN | Fri, Jul 17, 2020 | 6.76 | 7.12 | 6.74 | 7.12 | 7074 | NASDAQ | DALN | Thu, Jul 16, 2020 | 6.60 | 6.72 | 6.40 | 6.72 | 7073 | NASDAQ | DALN | Wed, Jul 15, 2020 | 6.20 | 6.52 | 6.20 | 6.52 | 7072 | NASDAQ | DALN | Tue, Jul 14, 2020 | 6.76 | 6.76 | 6.24 | 6.28 | 7071 | NASDAQ | DALN | Mon, Jul 13, 2020 | 6.56 | 6.56 | 6.40 | 6.40 | 7070 | NASDAQ | DALN | Fri, Jul 10, 2020 | 6.28 | 6.56 | 6.20 | 6.52 | 7069 | NASDAQ | DALN | Thu, Jul 9, 2020 | 6.68 | 6.68 | 6.31 | 6.31 | 7068 | NASDAQ | DALN | Wed, Jul 8, 2020 | 6.48 | 6.59 | 6.48 | 6.53 | 7067 | NASDAQ | DALN | Tue, Jul 7, 2020 | 6.68 | 6.68 | 6.40 | 6.44 | 7066 | NASDAQ | DALN | Mon, Jul 6, 2020 | 6.96 | 6.96 | 6.72 | 6.92 | 7065 | NASDAQ | DALN | Thu, Jul 2, 2020 | 6.88 | 7.08 | 6.72 | 6.72 | 7064 | NASDAQ | DALN | Wed, Jul 1, 2020 | 7.08 | 7.16 | 6.84 | 6.88 | 7063 | NASDAQ | DALN | Tue, Jun 30, 2020 | 6.48 | 6.96 | 6.48 | 6.92 | 7062 | NASDAQ | DALN | Mon, Jun 29, 2020 | 6.68 | 6.84 | 6.52 | 6.60 | 7061 | NASDAQ | DALN | Fri, Jun 26, 2020 | 6.32 | 6.64 | 6.20 | 6.64 | 7060 | NASDAQ | DALN | Thu, Jun 25, 2020 | 6.64 | 6.64 | 6.38 | 6.40 | 7059 | NASDAQ | DALN | Wed, Jun 24, 2020 | 6.80 | 6.83 | 6.48 | 6.48 | 7058 | NASDAQ | DALN | Tue, Jun 23, 2020 | 6.80 | 6.90 | 6.80 | 6.84 | 7057 | NASDAQ | DALN | Mon, Jun 22, 2020 | 7.04 | 7.20 | 6.80 | 6.84 | 7056 | NASDAQ | DALN | Fri, Jun 19, 2020 | 7.04 | 7.08 | 6.92 | 7.04 | 7055 | NASDAQ | DALN | Thu, Jun 18, 2020 | 7.24 | 7.36 | 6.96 | 7.04 | 7054 | NASDAQ | DALN | Wed, Jun 17, 2020 | 7.32 | 7.36 | 7.20 | 7.28 | 7053 | NASDAQ | DALN | Tue, Jun 16, 2020 | 7.40 | 7.40 | 7.20 | 7.24 | 7052 | NASDAQ | DALN | Mon, Jun 15, 2020 | 6.56 | 7.16 | 6.56 | 7.12 | 7051 | NASDAQ | DALN | Fri, Jun 12, 2020 | 6.88 | 6.88 | 6.48 | 6.56 | 7050 | NASDAQ | DALN | Thu, Jun 11, 2020 | 7.04 | 7.04 | 6.60 | 6.60 | 7049 | NASDAQ | DALN | Wed, Jun 10, 2020 | 7.84 | 7.84 | 6.80 | 7.03 | 7048 | NASDAQ | DALN | Tue, Jun 9, 2020 | 8.08 | 8.08 | 7.36 | 7.36 | 7047 | NASDAQ | DALN | Mon, Jun 8, 2020 | 8.20 | 8.36 | 7.88 | 7.96 | 7046 | NASDAQ | DALN | Fri, Jun 5, 2020 | 7.00 | 8.36 | 6.80 | 7.52 | 7045 | NASDAQ | DALN | Thu, Jun 4, 2020 | 6.88 | 7.00 | 6.76 | 6.80 | 7044 | NASDAQ | DALN | Wed, Jun 3, 2020 | 6.80 | 6.96 | 6.72 | 6.88 | 7043 | NASDAQ | DALN | Tue, Jun 2, 2020 | 6.68 | 6.91 | 6.52 | 6.68 | 7042 | NASDAQ | DALN | Mon, Jun 1, 2020 | 6.56 | 6.84 | 6.48 | 6.64 | 7041 | NASDAQ | DALN | Fri, May 29, 2020 | 6.68 | 6.92 | 6.20 | 6.20 | 7040 | NASDAQ | DALN | Thu, May 28, 2020 | 6.64 | 7.00 | 6.64 | 6.68 | 7039 | NASDAQ | DALN | Wed, May 27, 2020 | 6.32 | 6.64 | 6.32 | 6.62 | 7038 | NASDAQ | DALN | Tue, May 26, 2020 | 6.44 | 6.44 | 6.20 | 6.31 | 7037 | NASDAQ | DALN | Fri, May 22, 2020 | 6.12 | 6.40 | 6.04 | 6.28 | 7036 | NASDAQ | DALN | Thu, May 21, 2020 | 6.28 | 6.28 | 6.08 | 6.12 | 7035 | NASDAQ | DALN | Wed, May 20, 2020 | 6.12 | 6.28 | 6.08 | 6.28 | 7034 | NASDAQ | DALN | Tue, May 19, 2020 | 6.08 | 6.28 | 6.08 | 6.24 | 7033 | NASDAQ | DALN | Mon, May 18, 2020 | 6.20 | 6.32 | 5.88 | 6.08 | 7032 | NASDAQ | DALN | Fri, May 15, 2020 | 5.88 | 6.04 | 5.64 | 6.04 | 7031 | NASDAQ | DALN | Thu, May 14, 2020 | 6.36 | 6.36 | 5.48 | 5.92 | 7030 | NASDAQ | DALN | Wed, May 13, 2020 | 6.92 | 7.16 | 6.72 | 6.84 | 7029 | NASDAQ | DALN | Tue, May 12, 2020 | 6.72 | 7.10 | 6.72 | 6.76 | 7028 | NASDAQ | DALN | Mon, May 11, 2020 | 6.40 | 6.80 | 6.32 | 6.72 | 7027 | NASDAQ | DALN | Fri, May 8, 2020 | 5.80 | 6.32 | 5.80 | 6.32 | 7026 | NASDAQ | DALN | Thu, May 7, 2020 | 5.16 | 5.80 | 5.16 | 5.76 | 7025 | NASDAQ | DALN | Wed, May 6, 2020 | 6.00 | 6.00 | 5.52 | 5.64 | 7024 | NASDAQ | DALN | Tue, May 5, 2020 | 6.08 | 6.08 | 5.62 | 5.72 | 7023 | NASDAQ | DALN | Mon, May 4, 2020 | 6.04 | 6.08 | 5.72 | 6.08 | 7022 | NASDAQ | DALN | Fri, May 1, 2020 | 6.08 | 6.08 | 5.72 | 5.88 | 7021 | NASDAQ | DALN | Thu, Apr 30, 2020 | 6.12 | 6.24 | 6.04 | 6.20 | 7020 | NASDAQ | DALN | Wed, Apr 29, 2020 | 6.64 | 6.80 | 5.92 | 6.28 | 7019 | NASDAQ | DALN | Tue, Apr 28, 2020 | 5.92 | 6.95 | 5.76 | 6.64 | 7018 | NASDAQ | DALN | Mon, Apr 27, 2020 | 5.92 | 5.92 | 5.68 | 5.72 | 7017 | NASDAQ | DALN | Fri, Apr 24, 2020 | 5.88 | 6.00 | 5.52 | 5.84 | 7016 | NASDAQ | DALN | Thu, Apr 23, 2020 | 5.92 | 6.00 | 5.80 | 5.88 | 7015 | NASDAQ | DALN | Wed, Apr 22, 2020 | 5.92 | 5.92 | 5.76 | 5.92 | 7014 | NASDAQ | DALN | Tue, Apr 21, 2020 | 5.88 | 5.88 | 5.74 | 5.80 | 7013 | NASDAQ | DALN | Mon, Apr 20, 2020 | 5.96 | 5.96 | 5.64 | 5.80 | 7012 | NASDAQ | DALN | Fri, Apr 17, 2020 | 5.88 | 5.96 | 5.72 | 5.80 | 7011 | NASDAQ | DALN | Thu, Apr 16, 2020 | 5.76 | 5.80 | 5.56 | 5.76 | 7010 | NASDAQ | DALN | Wed, Apr 15, 2020 | 6.00 | 6.00 | 5.52 | 5.72 | 7009 | NASDAQ | DALN | Tue, Apr 14, 2020 | 5.84 | 6.00 | 5.64 | 5.96 | 7008 | NASDAQ | DALN | Mon, Apr 13, 2020 | 5.84 | 5.90 | 5.56 | 5.80 | 7007 | NASDAQ | DALN | Thu, Apr 9, 2020 | 5.48 | 5.80 | 5.20 | 5.64 | 7006 | NASDAQ | DALN | Wed, Apr 8, 2020 | 5.80 | 5.80 | 5.32 | 5.36 | 7005 | NASDAQ | DALN | Tue, Apr 7, 2020 | 5.72 | 5.88 | 5.44 | 5.68 | 7004 | NASDAQ | DALN | Mon, Apr 6, 2020 | 6.04 | 6.40 | 5.60 | 5.72 | 7003 | NASDAQ | DALN | Fri, Apr 3, 2020 | 5.76 | 5.88 | 5.24 | 5.80 | 7002 | NASDAQ | DALN | Thu, Apr 2, 2020 | 5.64 | 5.88 | 5.56 | 5.76 | 7001 | NASDAQ | DALN | Wed, Apr 1, 2020 | 7.00 | 7.00 | 5.64 | 5.76 | 7000 | NASDAQ | DALN | Tue, Mar 31, 2020 | 6.36 | 6.88 | 6.20 | 6.88 | 6999 | NASDAQ | DALN | Mon, Mar 30, 2020 | 6.76 | 6.84 | 6.00 | 6.56 | 6998 | NASDAQ | DALN | Fri, Mar 27, 2020 | 6.68 | 7.00 | 6.40 | 6.76 | 6997 | NASDAQ | DALN | Thu, Mar 26, 2020 | 7.00 | 7.04 | 6.80 | 6.93 | 6996 | NASDAQ | DALN | Wed, Mar 25, 2020 | 6.32 | 6.96 | 6.24 | 6.72 | 6995 | NASDAQ | DALN | Tue, Mar 24, 2020 | 6.44 | 6.87 | 6.20 | 6.36 | 6994 | NASDAQ | DALN | Mon, Mar 23, 2020 | 6.80 | 7.00 | 6.00 | 6.04 | 6993 | NASDAQ | DALN | Fri, Mar 20, 2020 | 6.80 | 7.52 | 6.72 | 6.78 | 6992 | NASDAQ | DALN | Thu, Mar 19, 2020 | 6.04 | 7.04 | 6.03 | 6.96 | 6991 | NASDAQ | DALN | Wed, Mar 18, 2020 | 6.40 | 6.41 | 5.81 | 6.20 | 6990 | NASDAQ | DALN | Tue, Mar 17, 2020 | 6.92 | 7.16 | 6.76 | 6.88 | 6989 | NASDAQ | DALN | Mon, Mar 16, 2020 | 7.28 | 7.60 | 6.80 | 6.92 | 6988 | NASDAQ | DALN | Fri, Mar 13, 2020 | 8.32 | 8.48 | 7.64 | 7.64 | 6987 | NASDAQ | DALN | Thu, Mar 12, 2020 | 8.36 | 8.56 | 8.27 | 8.36 | 6986 | NASDAQ | DALN | Wed, Mar 11, 2020 | 8.52 | 8.76 | 8.40 | 8.60 | 6985 | NASDAQ | DALN | Tue, Mar 10, 2020 | 8.44 | 8.80 | 8.40 | 8.48 | 6984 | NASDAQ | DALN | Mon, Mar 9, 2020 | 9.08 | 9.08 | 8.40 | 8.52 | 6983 | NASDAQ | DALN | Fri, Mar 6, 2020 | 9.56 | 9.72 | 9.12 | 9.20 | 6982 | NASDAQ | DALN | Thu, Mar 5, 2020 | 9.68 | 9.76 | 9.52 | 9.56 | 6981 | NASDAQ | DALN | Wed, Mar 4, 2020 | 10.08 | 10.08 | 9.72 | 9.72 | 6980 | NASDAQ | DALN | Tue, Mar 3, 2020 | 9.96 | 10.00 | 9.80 | 9.96 | 6979 | NASDAQ | DALN | Mon, Mar 2, 2020 | 10.24 | 10.27 | 9.92 | 9.92 | 6978 | NASDAQ | DALN | Fri, Feb 28, 2020 | 10.36 | 10.41 | 9.97 | 10.00 | 6977 | NASDAQ | DALN | Thu, Feb 27, 2020 | 10.56 | 10.60 | 10.16 | 10.54 | 6976 | NASDAQ | DALN | Wed, Feb 26, 2020 | 10.44 | 10.68 | 10.40 | 10.52 | 6975 | NASDAQ | DALN | Tue, Feb 25, 2020 | 10.68 | 10.80 | 10.24 | 10.62 | 6974 | NASDAQ | DALN | Mon, Feb 24, 2020 | 10.76 | 11.16 | 10.52 | 10.72 | 6973 | NASDAQ | DALN | Fri, Feb 21, 2020 | 10.92 | 11.10 | 10.72 | 10.92 | 6972 | NASDAQ | DALN | Thu, Feb 20, 2020 | 10.72 | 10.80 | 10.64 | 10.64 | 6971 | NASDAQ | DALN | Wed, Feb 19, 2020 | 10.92 | 10.92 | 10.72 | 10.72 | 6970 | NASDAQ | DALN | Tue, Feb 18, 2020 | 11.04 | 11.08 | 10.88 | 10.92 | 6969 | NASDAQ | DALN | Fri, Feb 14, 2020 | 11.60 | 11.64 | 11.00 | 11.04 | 6968 | NASDAQ | DALN | Thu, Feb 13, 2020 | 11.92 | 11.96 | 11.36 | 11.76 | 6967 | NASDAQ | DALN | Wed, Feb 12, 2020 | 12.00 | 12.19 | 11.92 | 11.84 | 6966 | NASDAQ | DALN | Tue, Feb 11, 2020 | 12.00 | 12.04 | 11.92 | 12.00 | 6965 | NASDAQ | DALN | Mon, Feb 10, 2020 | 11.60 | 11.92 | 11.52 | 11.88 | 6964 | NASDAQ | DALN | Fri, Feb 7, 2020 | 11.44 | 11.64 | 11.40 | 11.52 | 6963 | NASDAQ | DALN | Thu, Feb 6, 2020 | 11.52 | 11.88 | 11.19 | 11.44 | 6962 | NASDAQ | DALN | Wed, Feb 5, 2020 | 11.56 | 11.60 | 11.44 | 11.52 | 6961 | NASDAQ | DALN | Tue, Feb 4, 2020 | 11.68 | 11.68 | 11.40 | 11.52 | 6960 | NASDAQ | DALN | Mon, Feb 3, 2020 | 11.68 | 11.92 | 11.52 | 11.52 | 6959 | NASDAQ | DALN | Fri, Jan 31, 2020 | 11.76 | 12.00 | 11.64 | 11.68 | 6958 | NASDAQ | DALN | Thu, Jan 30, 2020 | 11.80 | 12.00 | 11.60 | 11.84 | 6957 | NASDAQ | DALN | Wed, Jan 29, 2020 | 11.80 | 11.80 | 11.64 | 11.76 | 6956 | NASDAQ | DALN | Tue, Jan 28, 2020 | 11.80 | 11.80 | 11.66 | 11.76 | 6955 | NASDAQ | DALN | Mon, Jan 27, 2020 | 11.76 | 11.80 | 11.60 | 11.72 | 6954 | NASDAQ | DALN | Fri, Jan 24, 2020 | 11.60 | 11.80 | 11.60 | 11.76 | 6953 | NASDAQ | DALN | Thu, Jan 23, 2020 | 11.92 | 11.92 | 11.60 | 11.76 | 6952 | NASDAQ | DALN | Wed, Jan 22, 2020 | 11.72 | 11.84 | 11.44 | 11.80 | 6951 | NASDAQ | DALN | Tue, Jan 21, 2020 | 11.84 | 11.92 | 11.64 | 11.80 | 6950 | NASDAQ | DALN | Fri, Jan 17, 2020 | 12.08 | 12.08 | 11.84 | 11.92 | 6949 | NASDAQ | DALN | Thu, Jan 16, 2020 | 12.20 | 12.20 | 11.80 | 11.92 | 6948 | NASDAQ | DALN | Wed, Jan 15, 2020 | 11.80 | 12.16 | 11.80 | 12.16 | 6947 | NASDAQ | DALN | Tue, Jan 14, 2020 | 11.64 | 11.92 | 11.60 | 11.80 | 6946 | NASDAQ | DALN | Mon, Jan 13, 2020 | 11.56 | 11.88 | 11.56 | 11.60 | 6945 | NASDAQ | DALN | Fri, Jan 10, 2020 | 11.60 | 11.76 | 11.52 | 11.52 | 6944 | NASDAQ | DALN | Thu, Jan 9, 2020 | 11.72 | 11.80 | 11.52 | 11.60 | 6943 | NASDAQ | DALN | Wed, Jan 8, 2020 | 11.76 | 11.76 | 11.44 | 11.56 | 6942 | NASDAQ | DALN | Tue, Jan 7, 2020 | 11.80 | 11.92 | 11.48 | 11.64 | 6941 | NASDAQ | DALN | Mon, Jan 6, 2020 | 11.20 | 11.88 | 11.20 | 11.68 | 6940 | NASDAQ | DALN | Fri, Jan 3, 2020 | 11.33 | 11.53 | 11.28 | 11.28 | 6939 | NASDAQ | DALN | Thu, Jan 2, 2020 | 11.20 | 11.60 | 11.20 | 11.32 | 6938 | NASDAQ | DALN | Tue, Dec 31, 2019 | 11.20 | 11.56 | 11.20 | 11.28 | 6937 | NASDAQ | DALN | Mon, Dec 30, 2019 | 11.20 | 11.60 | 11.20 | 11.20 | 6936 | NASDAQ | DALN | Fri, Dec 27, 2019 | 11.76 | 11.87 | 11.20 | 11.20 | 6935 | NASDAQ | DALN | Thu, Dec 26, 2019 | 11.80 | 12.00 | 11.76 | 11.76 | 6934 | NASDAQ | DALN | Tue, Dec 24, 2019 | 12.00 | 12.00 | 11.84 | 11.88 | 6933 | NASDAQ | DALN | Mon, Dec 23, 2019 | 11.92 | 11.92 | 11.60 | 11.84 | 6932 | NASDAQ | DALN | Fri, Dec 20, 2019 | 11.96 | 12.12 | 11.68 | 11.80 | 6931 | NASDAQ | DALN | Thu, Dec 19, 2019 | 12.08 | 12.28 | 11.80 | 12.04 | 6930 | NASDAQ | DALN | Wed, Dec 18, 2019 | 11.96 | 12.00 | 11.68 | 11.96 | 6929 | NASDAQ | DALN | Tue, Dec 17, 2019 | 12.32 | 12.36 | 11.80 | 11.92 | 6928 | NASDAQ | DALN | Mon, Dec 16, 2019 | 12.20 | 13.04 | 12.20 | 12.32 | 6927 | NASDAQ | DALN | Fri, Dec 13, 2019 | 12.32 | 12.36 | 11.92 | 12.21 | 6926 | NASDAQ | DALN | Thu, Dec 12, 2019 | 12.00 | 12.32 | 11.72 | 12.16 | 6925 | NASDAQ | DALN | Wed, Dec 11, 2019 | 11.80 | 12.33 | 11.64 | 12.00 | 6924 | NASDAQ | DALN | Tue, Dec 10, 2019 | 11.56 | 11.88 | 11.56 | 11.72 | 6923 | NASDAQ | DALN | Mon, Dec 9, 2019 | 11.60 | 11.92 | 11.36 | 11.80 | 6922 | NASDAQ | DALN | Fri, Dec 6, 2019 | 11.88 | 11.88 | 11.20 | 11.60 | 6921 | NASDAQ | DALN | Thu, Dec 5, 2019 | 11.40 | 11.92 | 11.40 | 11.64 | 6920 | NASDAQ | DALN | Wed, Dec 4, 2019 | 11.68 | 11.87 | 11.48 | 11.48 | 6919 | NASDAQ | DALN | Tue, Dec 3, 2019 | 11.80 | 11.80 | 11.00 | 11.46 | 6918 | NASDAQ | DALN | Mon, Dec 2, 2019 | 11.68 | 11.76 | 11.60 | 11.72 | 6917 | NASDAQ | DALN | Fri, Nov 29, 2019 | 11.44 | 11.72 | 11.40 | 11.68 | 6916 | NASDAQ | DALN | Wed, Nov 27, 2019 | 11.56 | 11.72 | 11.32 | 11.56 | 6915 | NASDAQ | DALN | Tue, Nov 26, 2019 | 12.12 | 12.12 | 11.08 | 11.40 | 6914 | NASDAQ | DALN | Mon, Nov 25, 2019 | 12.20 | 12.20 | 11.90 | 11.92 | 6913 | NASDAQ | DALN | Fri, Nov 22, 2019 | 11.88 | 12.16 | 11.88 | 12.16 | 6912 | NASDAQ | DALN | Thu, Nov 21, 2019 | 12.15 | 12.16 | 11.80 | 11.92 | 6911 | NASDAQ | DALN | Wed, Nov 20, 2019 | 12.80 | 12.98 | 12.00 | 12.12 | 6910 | NASDAQ | DALN | Tue, Nov 19, 2019 | 13.00 | 13.00 | 11.72 | 12.68 | 6909 | NASDAQ | DALN | Mon, Nov 18, 2019 | 12.52 | 13.00 | 12.40 | 12.80 | 6908 | NASDAQ | DALN | Fri, Nov 15, 2019 | 13.56 | 13.56 | 12.11 | 12.42 | 6907 | NASDAQ | DALN | Thu, Nov 14, 2019 | 14.04 | 14.04 | 13.48 | 13.52 | 6906 | NASDAQ | DALN | Wed, Nov 13, 2019 | 14.32 | 14.44 | 14.27 | 13.96 | 6905 | NASDAQ | DALN | Tue, Nov 12, 2019 | 14.48 | 14.48 | 14.24 | 14.32 | 6904 | NASDAQ | DALN | Mon, Nov 11, 2019 | 14.08 | 14.36 | 14.08 | 14.12 | 6903 | NASDAQ | DALN | Fri, Nov 8, 2019 | 14.36 | 14.36 | 14.00 | 14.20 | 6902 | NASDAQ | DALN | Thu, Nov 7, 2019 | 14.12 | 14.60 | 14.00 | 14.04 | 6901 | NASDAQ | DALN | Wed, Nov 6, 2019 | 14.04 | 14.44 | 14.04 | 14.32 | 6900 | NASDAQ | DALN | Tue, Nov 5, 2019 | 14.20 | 14.48 | 14.00 | 14.46 | 6899 | NASDAQ | DALN | Mon, Nov 4, 2019 | 14.44 | 14.44 | 13.68 | 14.00 | 6898 | NASDAQ | DALN | Fri, Nov 1, 2019 | 14.56 | 14.72 | 14.24 | 14.40 | 6897 | NASDAQ | DALN | Thu, Oct 31, 2019 | 14.41 | 14.48 | 14.40 | 14.40 | 6896 | NASDAQ | DALN | Wed, Oct 30, 2019 | 14.60 | 14.60 | 14.08 | 14.36 | 6895 | NASDAQ | DALN | Tue, Oct 29, 2019 | 14.72 | 15.00 | 14.48 | 14.48 | 6894 | NASDAQ | DALN | Mon, Oct 28, 2019 | 15.04 | 15.16 | 14.64 | 14.80 | 6893 | NASDAQ | DALN | Fri, Oct 25, 2019 | 15.32 | 15.32 | 15.04 | 15.04 | 6892 | NASDAQ | DALN | Thu, Oct 24, 2019 | 15.16 | 15.20 | 15.12 | 15.20 | 6891 | NASDAQ | DALN | Wed, Oct 23, 2019 | 14.64 | 15.08 | 14.64 | 15.04 | 6890 | NASDAQ | DALN | Tue, Oct 22, 2019 | 14.12 | 14.56 | 14.12 | 14.52 | 6889 | NASDAQ | DALN | Mon, Oct 21, 2019 | 14.40 | 14.56 | 14.08 | 14.08 | 6888 | NASDAQ | DALN | Fri, Oct 18, 2019 | 14.52 | 14.60 | 14.52 | 14.57 | 6887 | NASDAQ | DALN | Thu, Oct 17, 2019 | 14.61 | 14.61 | 14.44 | 14.44 | 6886 | NASDAQ | DALN | Wed, Oct 16, 2019 | 14.72 | 14.72 | 14.36 | 14.36 | 6885 | NASDAQ | DALN | Tue, Oct 15, 2019 | 14.52 | 14.64 | 14.52 | 14.60 | 6884 | NASDAQ | DALN | Mon, Oct 14, 2019 | 14.52 | 14.68 | 14.28 | 14.42 | 6883 | NASDAQ | DALN | Fri, Oct 11, 2019 | 14.40 | 14.64 | 14.40 | 14.64 | 6882 | NASDAQ | DALN | Thu, Oct 10, 2019 | 14.40 | 14.72 | 14.24 | 14.24 | 6881 | NASDAQ | DALN | Wed, Oct 9, 2019 | 14.80 | 14.86 | 14.20 | 14.28 | 6880 | NASDAQ | DALN | Tue, Oct 8, 2019 | 14.76 | 14.88 | 14.60 | 14.64 | 6879 | NASDAQ | DALN | Mon, Oct 7, 2019 | 14.72 | 15.10 | 14.48 | 14.48 | 6878 | NASDAQ | DALN | Fri, Oct 4, 2019 | 14.76 | 14.92 | 14.76 | 14.88 | 6877 | NASDAQ | DALN | Thu, Oct 3, 2019 | 14.56 | 14.80 | 14.56 | 14.64 | 6876 | NASDAQ | DALN | Wed, Oct 2, 2019 | 14.86 | 14.92 | 14.48 | 14.48 | 6875 | NASDAQ | DALN | Tue, Oct 1, 2019 | 14.92 | 15.00 | 14.72 | 14.72 | 6874 | NASDAQ | DALN | Mon, Sep 30, 2019 | 14.68 | 15.00 | 14.68 | 15.00 | 6873 | NASDAQ | DALN | Fri, Sep 27, 2019 | 14.72 | 14.96 | 14.56 | 14.56 | 6872 | NASDAQ | DALN | Thu, Sep 26, 2019 | 14.24 | 14.83 | 14.24 | 14.72 | 6871 | NASDAQ | DALN | Wed, Sep 25, 2019 | 14.76 | 14.84 | 14.28 | 14.28 | 6870 | NASDAQ | DALN | Tue, Sep 24, 2019 | 14.88 | 14.96 | 14.48 | 14.68 | 6869 | NASDAQ | DALN | Mon, Sep 23, 2019 | 14.76 | 15.00 | 14.71 | 14.72 | 6868 | NASDAQ | DALN | Fri, Sep 20, 2019 | 14.60 | 14.84 | 14.60 | 14.64 | 6867 | NASDAQ | DALN | Thu, Sep 19, 2019 | 14.92 | 14.92 | 14.56 | 14.68 | 6866 | NASDAQ | DALN | Wed, Sep 18, 2019 | 14.96 | 14.96 | 14.40 | 14.40 | 6865 | NASDAQ | DALN | Tue, Sep 17, 2019 | 14.68 | 14.80 | 14.60 | 14.60 | 6864 | NASDAQ | DALN | Mon, Sep 16, 2019 | 14.44 | 14.96 | 14.44 | 14.56 | 6863 | NASDAQ | DALN | Fri, Sep 13, 2019 | 14.20 | 14.46 | 14.20 | 14.40 | 6862 | NASDAQ | DALN | Thu, Sep 12, 2019 | 14.20 | 14.28 | 14.00 | 14.28 | 6861 | NASDAQ | DALN | Wed, Sep 11, 2019 | 13.88 | 14.12 | 13.80 | 14.12 | 6860 | NASDAQ | DALN | Tue, Sep 10, 2019 | 14.16 | 14.28 | 14.12 | 14.20 | 6859 | NASDAQ | DALN | Mon, Sep 9, 2019 | 14.00 | 14.28 | 14.00 | 14.28 | 6858 | NASDAQ | DALN | Fri, Sep 6, 2019 | 14.24 | 14.24 | 13.84 | 13.92 | 6857 | NASDAQ | DALN | Thu, Sep 5, 2019 | 14.12 | 14.20 | 14.04 | 14.08 | 6856 | NASDAQ | DALN | Wed, Sep 4, 2019 | 14.04 | 14.28 | 14.04 | 14.24 | 6855 | NASDAQ | DALN | Tue, Sep 3, 2019 | 14.12 | 14.28 | 13.88 | 13.88 | 6854 | NASDAQ | DALN | Fri, Aug 30, 2019 | 14.20 | 14.28 | 14.20 | 14.28 | 6853 | NASDAQ | DALN | Thu, Aug 29, 2019 | 13.52 | 14.36 | 13.52 | 14.04 | 6852 | NASDAQ | DALN | Wed, Aug 28, 2019 | 13.56 | 13.68 | 13.40 | 13.52 | 6851 | NASDAQ | DALN | Tue, Aug 27, 2019 | 13.56 | 13.68 | 13.56 | 13.60 | 6850 | NASDAQ | DALN | Mon, Aug 26, 2019 | 13.72 | 13.72 | 13.60 | 13.68 | 6849 | NASDAQ | DALN | Fri, Aug 23, 2019 | 13.80 | 13.84 | 13.64 | 13.72 | 6848 | NASDAQ | DALN | Thu, Aug 22, 2019 | 14.00 | 14.00 | 13.68 | 13.84 | 6847 | NASDAQ | DALN | Wed, Aug 21, 2019 | 14.08 | 14.17 | 13.84 | 14.00 | 6846 | NASDAQ | DALN | Tue, Aug 20, 2019 | 14.32 | 14.32 | 14.04 | 14.16 | 6845 | NASDAQ | DALN | Mon, Aug 19, 2019 | 14.40 | 14.40 | 14.15 | 14.32 | 6844 | NASDAQ | DALN | Fri, Aug 16, 2019 | 13.96 | 14.32 | 13.84 | 14.32 | 6843 | NASDAQ | DALN | Thu, Aug 15, 2019 | 14.36 | 14.41 | 13.84 | 14.05 | 6842 | NASDAQ | DALN | Wed, Aug 14, 2019 | 14.68 | 15.13 | 14.68 | 14.48 | 6841 | NASDAQ | DALN | Tue, Aug 13, 2019 | 14.40 | 14.68 | 14.22 | 14.68 | 6840 | NASDAQ | DALN | Mon, Aug 12, 2019 | 13.76 | 14.36 | 13.76 | 14.27 | 6839 | NASDAQ | DALN | Fri, Aug 9, 2019 | 14.00 | 14.00 | 13.80 | 13.88 | 6838 | NASDAQ | DALN | Thu, Aug 8, 2019 | 13.96 | 14.24 | 13.80 | 13.92 | 6837 | NASDAQ | DALN | Wed, Aug 7, 2019 | 13.92 | 14.08 | 13.64 | 13.80 | 6836 | NASDAQ | DALN | Tue, Aug 6, 2019 | 13.96 | 14.20 | 13.68 | 13.84 | 6835 | NASDAQ | DALN | Mon, Aug 5, 2019 | 14.32 | 14.62 | 13.78 | 13.80 | 6834 | NASDAQ | DALN | Fri, Aug 2, 2019 | 14.64 | 14.64 | 14.44 | 14.44 | 6833 | NASDAQ | DALN | Thu, Aug 1, 2019 | 14.95 | 14.96 | 14.48 | 14.48 | 6832 | NASDAQ | DALN | Wed, Jul 31, 2019 | 14.72 | 14.96 | 14.71 | 14.76 | 6831 | NASDAQ | DALN | Tue, Jul 30, 2019 | 14.64 | 15.10 | 14.56 | 14.68 | 6830 | NASDAQ | DALN | Mon, Jul 29, 2019 | 14.80 | 14.80 | 14.40 | 14.44 | 6829 | NASDAQ | DALN | Fri, Jul 26, 2019 | 14.80 | 14.84 | 14.60 | 14.60 | 6828 | NASDAQ | DALN | Thu, Jul 25, 2019 | 14.64 | 14.84 | 14.60 | 14.68 | 6827 | NASDAQ | DALN | Wed, Jul 24, 2019 | 14.80 | 14.84 | 14.68 | 14.72 | 6826 | NASDAQ | DALN | Tue, Jul 23, 2019 | 14.76 | 14.84 | 14.68 | 14.68 | 6825 | NASDAQ | DALN | Mon, Jul 22, 2019 | 14.64 | 14.88 | 14.56 | 14.56 | 6824 | NASDAQ | DALN | Fri, Jul 19, 2019 | 14.88 | 14.88 | 14.69 | 14.69 | 6823 | NASDAQ | DALN | Thu, Jul 18, 2019 | 14.18 | 15.00 | 14.18 | 14.68 | 6822 | NASDAQ | DALN | Wed, Jul 17, 2019 | 14.64 | 14.72 | 14.12 | 14.12 | 6821 | NASDAQ | DALN | Tue, Jul 16, 2019 | 14.60 | 14.76 | 14.56 | 14.62 | 6820 | NASDAQ | DALN | Mon, Jul 15, 2019 | 14.40 | 14.64 | 14.40 | 14.44 | 6819 | NASDAQ | DALN | Fri, Jul 12, 2019 | 14.66 | 14.95 | 14.44 | 14.44 | 6818 | NASDAQ | DALN | Thu, Jul 11, 2019 | 14.76 | 14.80 | 14.66 | 14.76 | 6817 | NASDAQ | DALN | Wed, Jul 10, 2019 | 14.52 | 14.83 | 14.51 | 14.56 | 6816 | NASDAQ | DALN | Tue, Jul 9, 2019 | 14.68 | 14.78 | 14.48 | 14.48 | 6815 | NASDAQ | DALN | Mon, Jul 8, 2019 | 14.64 | 14.84 | 14.24 | 14.84 | 6814 | NASDAQ | DALN | Fri, Jul 5, 2019 | 14.60 | 14.60 | 14.40 | 14.56 | 6813 | NASDAQ | DALN | Wed, Jul 3, 2019 | 14.36 | 14.52 | 14.08 | 14.52 | 6812 | NASDAQ | DALN | Tue, Jul 2, 2019 | 14.40 | 14.56 | 13.92 | 14.08 | 6811 | NASDAQ | DALN | Mon, Jul 1, 2019 | 14.92 | 15.12 | 14.28 | 14.28 | 6810 | NASDAQ | DALN | Fri, Jun 28, 2019 | 15.24 | 15.24 | 14.74 | 14.76 | 6809 | NASDAQ | DALN | Thu, Jun 27, 2019 | 15.04 | 15.28 | 15.04 | 15.12 | 6808 | NASDAQ | DALN | Wed, Jun 26, 2019 | 15.28 | 15.28 | 15.08 | 15.08 | 6807 | NASDAQ | DALN | Tue, Jun 25, 2019 | 15.12 | 15.20 | 15.08 | 15.16 | 6806 | NASDAQ | DALN | Mon, Jun 24, 2019 | 15.00 | 15.13 | 14.92 | 15.00 | 6805 | NASDAQ | DALN | Fri, Jun 21, 2019 | 15.16 | 15.18 | 15.07 | 15.12 | 6804 | NASDAQ | DALN | Thu, Jun 20, 2019 | 15.12 | 15.20 | 14.88 | 15.04 | 6803 | NASDAQ | DALN | Wed, Jun 19, 2019 | 14.52 | 15.00 | 14.52 | 14.80 | 6802 | NASDAQ | DALN | Tue, Jun 18, 2019 | 14.80 | 14.95 | 14.43 | 14.76 | 6801 | NASDAQ | DALN | Mon, Jun 17, 2019 | 14.84 | 15.04 | 14.80 | 14.88 | 6800 | NASDAQ | DALN | Fri, Jun 14, 2019 | 15.08 | 15.08 | 14.96 | 14.96 | 6799 | NASDAQ | DALN | Thu, Jun 13, 2019 | 14.92 | 15.20 | 14.92 | 15.08 | 6798 | NASDAQ | DALN | Wed, Jun 12, 2019 | 15.36 | 15.36 | 14.96 | 14.96 | 6797 | NASDAQ | DALN | Tue, Jun 11, 2019 | 15.28 | 15.44 | 15.12 | 15.40 | 6796 | NASDAQ | DALN | Mon, Jun 10, 2019 | 15.12 | 15.36 | 15.03 | 15.08 | 6795 | NASDAQ | DALN | Fri, Jun 7, 2019 | 15.16 | 15.31 | 14.84 | 14.84 | 6794 | NASDAQ | DALN | Thu, Jun 6, 2019 | 15.20 | 15.20 | 14.92 | 14.96 | 6793 | NASDAQ | DALN | Wed, Jun 5, 2019 | 15.40 | 15.52 | 15.22 | 15.40 | 6792 | NASDAQ | DALN | Tue, Jun 4, 2019 | 14.92 | 15.31 | 14.84 | 15.20 | 6791 | NASDAQ | DALN | Mon, Jun 3, 2019 | 15.56 | 15.56 | 14.80 | 14.92 | 6790 | NASDAQ | DALN | Fri, May 31, 2019 | 15.64 | 15.64 | 15.36 | 15.40 | 6789 | NASDAQ | DALN | Thu, May 30, 2019 | 15.36 | 15.92 | 15.36 | 15.84 | 6788 | NASDAQ | DALN | Wed, May 29, 2019 | 15.52 | 15.52 | 15.21 | 15.32 | 6787 | NASDAQ | DALN | Tue, May 28, 2019 | 15.52 | 16.28 | 15.32 | 15.72 | 6786 | NASDAQ | DALN | Fri, May 24, 2019 | 15.56 | 15.60 | 15.50 | 15.50 | 6785 | NASDAQ | DALN | Thu, May 23, 2019 | 15.28 | 15.80 | 15.20 | 15.64 | 6784 | NASDAQ | DALN | Wed, May 22, 2019 | 15.56 | 15.56 | 15.28 | 15.28 | 6783 | NASDAQ | DALN | Tue, May 21, 2019 | 15.28 | 15.88 | 15.24 | 15.76 | 6782 | NASDAQ | DALN | Mon, May 20, 2019 | 15.28 | 15.32 | 15.16 | 15.28 | 6781 | NASDAQ | DALN | Fri, May 17, 2019 | 15.56 | 15.66 | 14.95 | 15.26 | 6780 | NASDAQ | DALN | Thu, May 16, 2019 | 15.72 | 16.00 | 15.52 | 15.56 | 6779 | NASDAQ | DALN | Wed, May 15, 2019 | 15.96 | 16.28 | 15.88 | 15.68 | 6778 | NASDAQ | DALN | Tue, May 14, 2019 | 16.08 | 16.20 | 15.96 | 16.08 | 6777 | NASDAQ | DALN | Mon, May 13, 2019 | 15.92 | 16.24 | 15.72 | 16.12 | 6776 | NASDAQ | DALN | Fri, May 10, 2019 | 16.04 | 16.32 | 15.92 | 15.92 | 6775 | NASDAQ | DALN | Thu, May 9, 2019 | 15.88 | 16.20 | 15.68 | 15.92 | 6774 | NASDAQ | DALN | Wed, May 8, 2019 | 15.60 | 16.00 | 15.60 | 15.96 | 6773 | NASDAQ | DALN | Tue, May 7, 2019 | 15.08 | 15.72 | 15.05 | 15.68 | 6772 | NASDAQ | DALN | Mon, May 6, 2019 | 14.84 | 15.76 | 14.84 | 15.08 | 6771 | NASDAQ | DALN | Fri, May 3, 2019 | 14.68 | 14.84 | 14.56 | 14.76 | 6770 | NASDAQ | DALN | Thu, May 2, 2019 | 14.08 | 14.74 | 14.08 | 14.60 | 6769 | NASDAQ | DALN | Wed, May 1, 2019 | 14.32 | 14.51 | 14.00 | 14.00 | 6768 | NASDAQ | DALN | Tue, Apr 30, 2019 | 14.80 | 15.08 | 14.32 | 14.44 | 6767 | NASDAQ | DALN | Mon, Apr 29, 2019 | 15.00 | 15.26 | 14.88 | 14.96 | 6766 | NASDAQ | DALN | Fri, Apr 26, 2019 | 15.60 | 15.72 | 14.88 | 15.04 | 6765 | NASDAQ | DALN | Thu, Apr 25, 2019 | 16.00 | 16.00 | 15.36 | 15.36 | 6764 | NASDAQ | DALN | Wed, Apr 24, 2019 | 15.84 | 16.00 | 15.84 | 15.84 | 6763 | NASDAQ | DALN | Tue, Apr 23, 2019 | 15.68 | 16.00 | 15.68 | 16.00 | 6762 | NASDAQ | DALN | Mon, Apr 22, 2019 | 15.72 | 16.04 | 15.72 | 15.80 | 6761 | NASDAQ | DALN | Thu, Apr 18, 2019 | 15.64 | 15.80 | 15.64 | 15.80 | 6760 | NASDAQ | DALN | Wed, Apr 17, 2019 | 15.96 | 16.00 | 15.72 | 15.72 | 6759 | NASDAQ | DALN | Tue, Apr 16, 2019 | 15.68 | 15.88 | 15.68 | 15.88 | 6758 | NASDAQ | DALN | Mon, Apr 15, 2019 | 15.40 | 15.72 | 15.40 | 15.60 | 6757 | NASDAQ | DALN | Fri, Apr 12, 2019 | 15.64 | 15.92 | 15.32 | 15.32 | 6756 | NASDAQ | DALN | Thu, Apr 11, 2019 | 15.80 | 16.00 | 15.20 | 15.88 | 6755 | NASDAQ | DALN | Wed, Apr 10, 2019 | 15.92 | 15.92 | 15.36 | 15.64 | 6754 | NASDAQ | DALN | Tue, Apr 9, 2019 | 15.24 | 15.83 | 15.24 | 15.76 | 6753 | NASDAQ | DALN | Mon, Apr 8, 2019 | 15.40 | 15.40 | 15.16 | 15.28 | 6752 | NASDAQ | DALN | Fri, Apr 5, 2019 | 15.16 | 16.00 | 15.16 | 15.72 | 6751 | NASDAQ | DALN | Thu, Apr 4, 2019 | 15.16 | 15.32 | 14.84 | 15.00 | 6750 | NASDAQ | DALN | Wed, Apr 3, 2019 | 15.08 | 15.36 | 14.96 | 15.36 | 6749 | NASDAQ | DALN | Tue, Apr 2, 2019 | 14.88 | 15.04 | 14.80 | 15.04 | 6748 | NASDAQ | DALN | Mon, Apr 1, 2019 | 15.12 | 15.12 | 14.76 | 14.76 | 6747 | NASDAQ | DALN | Fri, Mar 29, 2019 | 15.04 | 15.16 | 14.88 | 14.88 | 6746 | NASDAQ | DALN | Thu, Mar 28, 2019 | 14.88 | 15.20 | 14.76 | 14.84 | 6745 | NASDAQ | DALN | Wed, Mar 27, 2019 | 14.88 | 15.20 | 14.80 | 14.84 | 6744 | NASDAQ | DALN | Tue, Mar 26, 2019 | 14.92 | 15.21 | 14.92 | 15.04 | 6743 | NASDAQ | DALN | Mon, Mar 25, 2019 | 14.40 | 15.04 | 14.40 | 15.00 | 6742 | NASDAQ | DALN | Fri, Mar 22, 2019 | 14.52 | 14.56 | 14.32 | 14.40 | 6741 | NASDAQ | DALN | Thu, Mar 21, 2019 | 14.80 | 14.85 | 14.48 | 14.48 | 6740 | NASDAQ | DALN | Wed, Mar 20, 2019 | 14.80 | 14.92 | 14.68 | 14.68 | 6739 | NASDAQ | DALN | Tue, Mar 19, 2019 | 14.57 | 15.00 | 14.57 | 14.84 | 6738 | NASDAQ | DALN | Mon, Mar 18, 2019 | 14.80 | 15.00 | 14.80 | 14.80 | 6737 | NASDAQ | DALN | Fri, Mar 15, 2019 | 14.56 | 15.00 | 14.56 | 15.00 | 6736 | NASDAQ | DALN | Thu, Mar 14, 2019 | 14.36 | 14.60 | 14.32 | 14.40 | 6735 | NASDAQ | DALN | Wed, Mar 13, 2019 | 14.48 | 14.76 | 14.44 | 14.60 | 6734 | NASDAQ | DALN | Tue, Mar 12, 2019 | 14.48 | 14.72 | 14.48 | 14.48 | 6733 | NASDAQ | DALN | Mon, Mar 11, 2019 | 14.64 | 14.64 | 14.39 | 14.52 | 6732 | NASDAQ | DALN | Fri, Mar 8, 2019 | 15.12 | 15.20 | 14.56 | 14.64 | 6731 | NASDAQ | DALN | Thu, Mar 7, 2019 | 15.80 | 15.80 | 15.20 | 15.44 | 6730 | NASDAQ | DALN | Wed, Mar 6, 2019 | 15.72 | 15.88 | 15.64 | 15.64 | 6729 | NASDAQ | DALN | Tue, Mar 5, 2019 | 16.00 | 16.04 | 15.64 | 15.80 | 6728 | NASDAQ | DALN | Mon, Mar 4, 2019 | 16.00 | 16.24 | 16.00 | 16.00 | 6727 | NASDAQ | DALN | Fri, Mar 1, 2019 | 16.20 | 16.20 | 15.84 | 15.96 | 6726 | NASDAQ | DALN | Thu, Feb 28, 2019 | 16.16 | 16.24 | 16.16 | 16.20 | 6725 | NASDAQ | DALN | Wed, Feb 27, 2019 | 16.08 | 16.17 | 16.00 | 16.04 | 6724 | NASDAQ | DALN | Tue, Feb 26, 2019 | 16.00 | 16.12 | 16.00 | 16.00 | 6723 | NASDAQ | DALN | Mon, Feb 25, 2019 | 15.96 | 16.12 | 15.78 | 15.96 | 6722 | NASDAQ | DALN | Fri, Feb 22, 2019 | 16.12 | 16.12 | 15.68 | 15.88 | 6721 | NASDAQ | DALN | Thu, Feb 21, 2019 | 15.76 | 16.16 | 15.76 | 16.00 | 6720 | NASDAQ | DALN | Wed, Feb 20, 2019 | 16.00 | 16.08 | 15.64 | 15.64 | 6719 | NASDAQ | DALN | Tue, Feb 19, 2019 | 15.80 | 16.04 | 15.80 | 15.96 | 6718 | NASDAQ | DALN | Fri, Feb 15, 2019 | 15.94 | 16.20 | 15.80 | 15.80 | 6717 | NASDAQ | DALN | Thu, Feb 14, 2019 | 16.16 | 16.16 | 15.88 | 15.92 | 6716 | NASDAQ | DALN | Wed, Feb 13, 2019 | 16.16 | 16.40 | 15.96 | 15.99 | 6715 | NASDAQ | DALN | Tue, Feb 12, 2019 | 15.96 | 16.36 | 15.96 | 16.16 | 6714 | NASDAQ | DALN | Mon, Feb 11, 2019 | 16.20 | 16.28 | 15.84 | 15.84 | 6713 | NASDAQ | DALN | Fri, Feb 8, 2019 | 15.80 | 16.44 | 15.80 | 16.08 | 6712 | NASDAQ | DALN | Thu, Feb 7, 2019 | 16.12 | 16.32 | 15.80 | 16.00 | 6711 | NASDAQ | DALN | Wed, Feb 6, 2019 | 16.40 | 16.96 | 16.40 | 16.28 | 6710 | NASDAQ | DALN | Tue, Feb 5, 2019 | 16.00 | 16.60 | 15.88 | 16.44 | 6709 | NASDAQ | DALN | Mon, Feb 4, 2019 | 15.84 | 16.36 | 15.84 | 15.88 | 6708 | NASDAQ | DALN | Fri, Feb 1, 2019 | 16.16 | 16.32 | 15.88 | 15.88 | 6707 | NASDAQ | DALN | Thu, Jan 31, 2019 | 16.00 | 16.28 | 15.72 | 16.16 | 6706 | NASDAQ | DALN | Wed, Jan 30, 2019 | 15.64 | 16.00 | 15.64 | 15.96 | 6705 | NASDAQ | DALN | Tue, Jan 29, 2019 | 15.72 | 15.96 | 15.64 | 15.68 | 6704 | NASDAQ | DALN | Mon, Jan 28, 2019 | 16.28 | 16.40 | 15.68 | 15.84 | 6703 | NASDAQ | DALN | Fri, Jan 25, 2019 | 16.20 | 16.56 | 16.20 | 16.24 | 6702 | NASDAQ | DALN | Thu, Jan 24, 2019 | 16.32 | 16.52 | 14.80 | 15.72 | 6701 | NASDAQ | DALN | Wed, Jan 23, 2019 | 17.18 | 17.27 | 16.20 | 16.28 | 6700 | NASDAQ | DALN | Tue, Jan 22, 2019 | 17.20 | 17.52 | 17.16 | 17.20 | 6699 | NASDAQ | DALN | Fri, Jan 18, 2019 | 17.08 | 17.44 | 17.08 | 17.16 | 6698 | NASDAQ | DALN | Thu, Jan 17, 2019 | 17.20 | 17.86 | 16.84 | 17.12 | 6697 | NASDAQ | DALN | Wed, Jan 16, 2019 | 16.52 | 17.20 | 16.52 | 17.00 | 6696 | NASDAQ | DALN | Tue, Jan 15, 2019 | 17.00 | 17.20 | 16.68 | 16.68 | 6695 | NASDAQ | DALN | Mon, Jan 14, 2019 | 16.92 | 17.20 | 16.92 | 17.08 | 6694 | NASDAQ | DALN | Fri, Jan 11, 2019 | 16.44 | 16.80 | 16.44 | 16.80 | 6693 | NASDAQ | DALN | Thu, Jan 10, 2019 | 16.80 | 16.88 | 16.54 | 16.60 | 6692 | NASDAQ | DALN | Wed, Jan 9, 2019 | 17.04 | 17.08 | 16.60 | 16.80 | 6691 | NASDAQ | DALN | Tue, Jan 8, 2019 | 16.60 | 17.40 | 16.60 | 16.92 | 6690 | NASDAQ | DALN | Mon, Jan 7, 2019 | 15.96 | 16.60 | 15.76 | 16.60 | 6689 | NASDAQ | DALN | Fri, Jan 4, 2019 | 15.84 | 16.36 | 15.72 | 15.80 | 6688 | NASDAQ | DALN | Thu, Jan 3, 2019 | 15.68 | 16.24 | 15.52 | 15.68 | 6687 | NASDAQ | DALN | Wed, Jan 2, 2019 | 13.44 | 15.92 | 13.44 | 15.76 | 6686 | NASDAQ | DALN | Mon, Dec 31, 2018 | 13.48 | 14.44 | 13.48 | 13.48 | 6685 | NASDAQ | DALN | Fri, Dec 28, 2018 | 13.68 | 14.06 | 13.40 | 13.48 | 6684 | NASDAQ | DALN | Thu, Dec 27, 2018 | 13.84 | 14.68 | 13.68 | 13.68 | 6683 | NASDAQ | DALN | Wed, Dec 26, 2018 | 14.84 | 14.96 | 14.16 | 14.16 | 6682 | NASDAQ | DALN | Mon, Dec 24, 2018 | 14.08 | 14.56 | 13.79 | 14.52 | 6681 | NASDAQ | DALN | Fri, Dec 21, 2018 | 15.44 | 15.72 | 14.00 | 14.28 | 6680 | NASDAQ | DALN | Thu, Dec 20, 2018 | 15.20 | 15.44 | 15.18 | 15.24 | 6679 | NASDAQ | DALN | Wed, Dec 19, 2018 | 15.56 | 15.86 | 14.86 | 14.92 | 6678 | NASDAQ | DALN | Tue, Dec 18, 2018 | 15.52 | 15.80 | 15.04 | 15.60 | 6677 | NASDAQ | DALN | Mon, Dec 17, 2018 | 16.00 | 16.00 | 15.00 | 15.48 | 6676 | NASDAQ | DALN | Fri, Dec 14, 2018 | 16.44 | 16.52 | 15.80 | 15.92 | 6675 | NASDAQ | DALN | Thu, Dec 13, 2018 | 16.72 | 16.88 | 16.56 | 16.56 | 6674 | NASDAQ | DALN | Wed, Dec 12, 2018 | 16.88 | 16.90 | 16.72 | 16.76 | 6673 | NASDAQ | DALN | Tue, Dec 11, 2018 | 16.72 | 17.00 | 16.72 | 16.88 | 6672 | NASDAQ | DALN | Mon, Dec 10, 2018 | 17.44 | 17.44 | 16.35 | 16.60 | 6671 | NASDAQ | DALN | Fri, Dec 7, 2018 | 17.84 | 18.00 | 17.03 | 17.24 | 6670 | NASDAQ | DALN | Thu, Dec 6, 2018 | 17.84 | 17.96 | 17.68 | 17.68 | 6669 | NASDAQ | DALN | Tue, Dec 4, 2018 | 17.84 | 17.96 | 17.84 | 17.84 | 6668 | NASDAQ | DALN | Mon, Dec 3, 2018 | 18.00 | 18.08 | 17.84 | 17.84 | 6667 | NASDAQ | DALN | Fri, Nov 30, 2018 | 18.52 | 18.74 | 18.08 | 18.08 | 6666 | NASDAQ | DALN | Thu, Nov 29, 2018 | 18.12 | 18.48 | 18.12 | 18.40 | 6665 | NASDAQ | DALN | Wed, Nov 28, 2018 | 18.00 | 18.60 | 18.00 | 18.32 | 6664 | NASDAQ | DALN | Tue, Nov 27, 2018 | 17.88 | 18.24 | 17.88 | 18.17 | 6663 | NASDAQ | DALN | Mon, Nov 26, 2018 | 18.36 | 18.48 | 17.96 | 17.96 | 6662 | NASDAQ | DALN | Fri, Nov 23, 2018 | 18.24 | 18.36 | 18.24 | 18.36 | 6661 | NASDAQ | DALN | Wed, Nov 21, 2018 | 18.24 | 18.40 | 18.20 | 18.26 | 6660 | NASDAQ | DALN | Tue, Nov 20, 2018 | 18.28 | 18.56 | 17.60 | 18.32 | 6659 | NASDAQ | DALN | Mon, Nov 19, 2018 | 18.36 | 18.72 | 18.00 | 18.32 | 6658 | NASDAQ | DALN | Fri, Nov 16, 2018 | 18.16 | 18.56 | 18.16 | 18.52 | 6657 | NASDAQ | DALN | Thu, Nov 15, 2018 | 18.00 | 18.48 | 17.96 | 18.16 | 6656 | NASDAQ | DALN | Wed, Nov 14, 2018 | 18.40 | 18.56 | 18.07 | 18.08 | 6655 | NASDAQ | DALN | Tue, Nov 13, 2018 | 18.00 | 18.37 | 18.00 | 18.16 | 6654 | NASDAQ | DALN | Mon, Nov 12, 2018 | 18.08 | 18.12 | 17.87 | 18.08 | 6653 | NASDAQ | DALN | Fri, Nov 9, 2018 | 18.00 | 18.16 | 17.72 | 18.16 | 6652 | NASDAQ | DALN | Thu, Nov 8, 2018 | 18.12 | 18.32 | 17.64 | 17.76 | 6651 | NASDAQ | DALN | Wed, Nov 7, 2018 | 18.00 | 18.13 | 17.28 | 18.08 | 6650 | NASDAQ | DALN | Tue, Nov 6, 2018 | 18.16 | 18.28 | 18.04 | 18.12 | 6649 | NASDAQ | DALN | Mon, Nov 5, 2018 | 18.20 | 18.56 | 18.04 | 18.20 | 6648 | NASDAQ | DALN | Fri, Nov 2, 2018 | 18.32 | 18.44 | 18.08 | 18.20 | 6647 | NASDAQ | DALN | Thu, Nov 1, 2018 | 18.12 | 18.72 | 18.00 | 18.20 | 6646 | NASDAQ | DALN | Wed, Oct 31, 2018 | 18.60 | 18.76 | 18.00 | 18.28 | 6645 | NASDAQ | DALN | Tue, Oct 30, 2018 | 18.20 | 18.52 | 17.88 | 18.52 | 6644 | NASDAQ | DALN | Mon, Oct 29, 2018 | 17.76 | 18.64 | 17.76 | 18.00 | 6643 | NASDAQ | DALN | Fri, Oct 26, 2018 | 18.21 | 18.35 | 17.68 | 17.80 | 6642 | NASDAQ | DALN | Thu, Oct 25, 2018 | 18.64 | 18.84 | 18.24 | 18.60 | 6641 | NASDAQ | DALN | Wed, Oct 24, 2018 | 19.00 | 19.04 | 18.24 | 18.56 | 6640 | NASDAQ | DALN | Tue, Oct 23, 2018 | 18.76 | 18.88 | 18.52 | 18.88 | 6639 | NASDAQ | DALN | Mon, Oct 22, 2018 | 18.76 | 19.20 | 18.76 | 18.76 | 6638 | NASDAQ | DALN | Fri, Oct 19, 2018 | 18.84 | 18.96 | 18.20 | 18.68 | 6637 | NASDAQ | DALN | Thu, Oct 18, 2018 | 18.32 | 19.00 | 17.24 | 19.00 | 6636 | NASDAQ | DALN | Wed, Oct 17, 2018 | 17.92 | 18.41 | 17.92 | 18.36 | 6635 | NASDAQ | DALN | Tue, Oct 16, 2018 | 18.20 | 18.48 | 17.64 | 17.64 | 6634 | NASDAQ | DALN | Mon, Oct 15, 2018 | 18.16 | 18.60 | 18.08 | 18.20 | 6633 | NASDAQ | DALN | Fri, Oct 12, 2018 | 18.04 | 18.20 | 17.68 | 18.00 | 6632 | NASDAQ | DALN | Thu, Oct 11, 2018 | 17.60 | 18.03 | 17.60 | 17.60 | 6631 | NASDAQ | DALN | Wed, Oct 10, 2018 | 17.84 | 17.97 | 17.64 | 17.64 | 6630 | NASDAQ | DALN | Tue, Oct 9, 2018 | 17.80 | 18.08 | 17.70 | 17.88 | 6629 | NASDAQ | DALN | Mon, Oct 8, 2018 | 18.04 | 18.04 | 17.76 | 17.92 | 6628 | NASDAQ | DALN | Fri, Oct 5, 2018 | 17.92 | 18.06 | 17.62 | 17.62 | 6627 | NASDAQ | DALN | Thu, Oct 4, 2018 | 18.12 | 18.36 | 17.64 | 18.04 | 6626 | NASDAQ | DALN | Wed, Oct 3, 2018 | 17.96 | 18.00 | 17.84 | 18.00 | 6625 | NASDAQ | DALN | Tue, Oct 2, 2018 | 18.08 | 18.52 | 18.00 | 18.00 | 6624 | NASDAQ | DALN | Mon, Oct 1, 2018 | 18.48 | 18.60 | 17.96 | 17.96 | 6623 | NASDAQ | DALN | Fri, Sep 28, 2018 | 18.27 | 18.60 | 18.20 | 18.40 | 6622 | NASDAQ | DALN | Thu, Sep 27, 2018 | 18.00 | 18.40 | 17.91 | 18.20 | 6621 | NASDAQ | DALN | Wed, Sep 26, 2018 | 18.00 | 18.40 | 17.80 | 17.80 | 6620 | NASDAQ | DALN | Tue, Sep 25, 2018 | 18.00 | 18.20 | 17.80 | 17.80 | 6619 | NASDAQ | DALN | Mon, Sep 24, 2018 | 18.20 | 18.20 | 17.80 | 18.00 | 6618 | NASDAQ | DALN | Fri, Sep 21, 2018 | 17.80 | 18.20 | 17.60 | 18.00 | 6617 | NASDAQ | DALN | Thu, Sep 20, 2018 | 18.00 | 18.20 | 17.60 | 17.60 | 6616 | NASDAQ | DALN | Wed, Sep 19, 2018 | 18.00 | 18.40 | 18.00 | 18.00 | 6615 | NASDAQ | DALN | Tue, Sep 18, 2018 | 18.20 | 18.20 | 18.00 | 18.20 | 6614 | NASDAQ | DALN | Mon, Sep 17, 2018 | 18.00 | 18.20 | 18.00 | 18.00 | 6613 | NASDAQ | DALN | Fri, Sep 14, 2018 | 18.20 | 18.20 | 18.00 | 18.00 | 6612 | NASDAQ | DALN | Thu, Sep 13, 2018 | 18.20 | 18.40 | 18.00 | 18.20 | 6611 | NASDAQ | DALN | Wed, Sep 12, 2018 | 18.20 | 18.20 | 18.00 | 18.00 | 6610 | NASDAQ | DALN | Tue, Sep 11, 2018 | 18.20 | 18.20 | 17.80 | 18.00 | 6609 | NASDAQ | DALN | Mon, Sep 10, 2018 | 18.20 | 18.20 | 17.80 | 18.00 | 6608 | NASDAQ | DALN | Fri, Sep 7, 2018 | 18.40 | 18.40 | 18.03 | 18.20 | 6607 | NASDAQ | DALN | Thu, Sep 6, 2018 | 18.20 | 18.20 | 18.00 | 18.20 | 6606 | NASDAQ | DALN | Wed, Sep 5, 2018 | 18.40 | 18.40 | 18.00 | 18.00 | 6605 | NASDAQ | DALN | Tue, Sep 4, 2018 | 17.60 | 18.40 | 17.60 | 18.40 | 6604 | NASDAQ | DALN | Fri, Aug 31, 2018 | 17.60 | 18.00 | 17.60 | 17.60 | 6603 | NASDAQ | DALN | Thu, Aug 30, 2018 | 18.00 | 18.00 | 17.40 | 17.40 | 6602 | NASDAQ | DALN | Wed, Aug 29, 2018 | 18.00 | 18.00 | 17.20 | 17.60 | 6601 | NASDAQ | DALN | Tue, Aug 28, 2018 | 18.00 | 18.00 | 17.80 | 17.80 | 6600 | NASDAQ | DALN | Mon, Aug 27, 2018 | 18.00 | 18.40 | 17.80 | 17.80 | 6599 | NASDAQ | DALN | Fri, Aug 24, 2018 | 18.20 | 18.20 | 18.00 | 18.00 | 6598 | NASDAQ | DALN | Thu, Aug 23, 2018 | 18.40 | 18.40 | 18.00 | 18.00 | 6597 | NASDAQ | DALN | Wed, Aug 22, 2018 | 17.80 | 18.50 | 17.80 | 18.40 | 6596 | NASDAQ | DALN | Tue, Aug 21, 2018 | 17.80 | 18.20 | 17.80 | 18.00 | 6595 | NASDAQ | DALN | Mon, Aug 20, 2018 | 18.00 | 18.20 | 17.60 | 18.20 | 6594 | NASDAQ | DALN | Fri, Aug 17, 2018 | 17.60 | 18.20 | 17.60 | 17.80 | 6593 | NASDAQ | DALN | Thu, Aug 16, 2018 | 17.80 | 18.20 | 17.40 | 17.80 | 6592 | NASDAQ | DALN | Wed, Aug 15, 2018 | 18.00 | 18.20 | 18.00 | 17.78 | 6591 | NASDAQ | DALN | Tue, Aug 14, 2018 | 17.60 | 18.00 | 17.60 | 17.90 | 6590 | NASDAQ | DALN | Mon, Aug 13, 2018 | 17.40 | 17.80 | 17.40 | 17.70 | 6589 | NASDAQ | DALN | Fri, Aug 10, 2018 | 17.40 | 17.80 | 17.40 | 17.70 | 6588 | NASDAQ | DALN | Thu, Aug 9, 2018 | 17.40 | 17.60 | 17.40 | 17.40 | 6587 | NASDAQ | DALN | Wed, Aug 8, 2018 | 17.80 | 17.80 | 17.00 | 17.60 | 6586 | NASDAQ | DALN | Tue, Aug 7, 2018 | 17.40 | 17.80 | 17.40 | 17.60 | 6585 | NASDAQ | DALN | Mon, Aug 6, 2018 | 17.60 | 17.80 | 17.20 | 17.60 | 6584 | NASDAQ | DALN | Fri, Aug 3, 2018 | 17.60 | 17.60 | 17.40 | 17.40 | 6583 | NASDAQ | DALN | Thu, Aug 2, 2018 | 17.60 | 17.60 | 17.40 | 17.50 | 6582 | NASDAQ | DALN | Wed, Aug 1, 2018 | 17.80 | 18.00 | 17.60 | 17.60 | 6581 | NASDAQ | DALN | Tue, Jul 31, 2018 | 18.20 | 18.20 | 17.60 | 17.60 | 6580 | NASDAQ | DALN | Mon, Jul 30, 2018 | 17.60 | 18.00 | 17.60 | 18.00 | 6579 | NASDAQ | DALN | Fri, Jul 27, 2018 | 17.60 | 18.00 | 17.60 | 17.80 | 6578 | NASDAQ | DALN | Thu, Jul 26, 2018 | 17.80 | 18.00 | 17.60 | 17.80 | 6577 | NASDAQ | DALN | Wed, Jul 25, 2018 | 18.11 | 18.20 | 17.80 | 18.00 | 6576 | NASDAQ | DALN | Tue, Jul 24, 2018 | 17.80 | 18.60 | 17.80 | 18.40 | 6575 | NASDAQ | DALN | Mon, Jul 23, 2018 | 17.60 | 18.20 | 17.60 | 18.20 | 6574 | NASDAQ | DALN | Fri, Jul 20, 2018 | 17.60 | 18.00 | 17.40 | 17.70 | 6573 | NASDAQ | DALN | Thu, Jul 19, 2018 | 17.20 | 17.90 | 17.20 | 17.80 | 6572 | NASDAQ | DALN | Wed, Jul 18, 2018 | 17.20 | 17.60 | 17.20 | 17.40 | 6571 | NASDAQ | DALN | Tue, Jul 17, 2018 | 18.20 | 18.20 | 17.20 | 17.40 | 6570 | NASDAQ | DALN | Mon, Jul 16, 2018 | 18.40 | 18.80 | 18.00 | 18.20 | 6569 | NASDAQ | DALN | Fri, Jul 13, 2018 | 17.04 | 18.80 | 17.04 | 18.60 | 6568 | NASDAQ | DALN | Thu, Jul 12, 2018 | 18.00 | 18.00 | 17.00 | 17.40 | 6567 | NASDAQ | DALN | Wed, Jul 11, 2018 | 17.60 | 17.70 | 17.10 | 17.60 | 6566 | NASDAQ | DALN | Tue, Jul 10, 2018 | 17.40 | 17.70 | 17.20 | 17.40 | 6565 | NASDAQ | DALN | Mon, Jul 9, 2018 | 17.80 | 18.00 | 17.20 | 17.20 | 6564 | NASDAQ | DALN | Fri, Jul 6, 2018 | 18.60 | 18.60 | 17.60 | 17.60 | 6563 | NASDAQ | DALN | Thu, Jul 5, 2018 | 18.40 | 18.80 | 18.20 | 18.40 | 6562 | NASDAQ | DALN | Tue, Jul 3, 2018 | 18.80 | 18.80 | 18.40 | 18.40 | 6561 | NASDAQ | DALN | Mon, Jul 2, 2018 | 18.80 | 18.80 | 18.40 | 18.60 | 6560 | NASDAQ | DALN | Fri, Jun 29, 2018 | 18.60 | 18.80 | 18.40 | 18.80 | 6559 | NASDAQ | DALN | Thu, Jun 28, 2018 | 18.80 | 18.80 | 18.60 | 18.60 | 6558 | NASDAQ | DALN | Wed, Jun 27, 2018 | 18.80 | 19.00 | 18.60 | 18.60 | 6557 | NASDAQ | DALN | Tue, Jun 26, 2018 | 18.70 | 19.20 | 18.70 | 19.00 | 6556 | NASDAQ | DALN | Mon, Jun 25, 2018 | 18.40 | 18.92 | 18.40 | 18.80 | 6555 | NASDAQ | DALN | Fri, Jun 22, 2018 | 18.60 | 18.80 | 18.60 | 18.80 | 6554 | NASDAQ | DALN | Thu, Jun 21, 2018 | 18.60 | 19.00 | 18.20 | 18.60 | 6553 | NASDAQ | DALN | Wed, Jun 20, 2018 | 19.00 | 19.09 | 18.40 | 18.80 | 6552 | NASDAQ | DALN | Tue, Jun 19, 2018 | 19.00 | 19.00 | 18.69 | 18.80 | 6551 | NASDAQ | DALN | Mon, Jun 18, 2018 | 19.00 | 19.00 | 18.80 | 19.00 | 6550 | NASDAQ | DALN | Fri, Jun 15, 2018 | 18.80 | 19.00 | 18.60 | 19.00 | 6549 | NASDAQ | DALN | Thu, Jun 14, 2018 | 18.60 | 19.14 | 18.60 | 19.00 | 6548 | NASDAQ | DALN | Wed, Jun 13, 2018 | 18.96 | 19.00 | 18.60 | 18.80 | 6547 | NASDAQ | DALN | Tue, Jun 12, 2018 | 18.81 | 18.81 | 18.60 | 18.60 | 6546 | NASDAQ | DALN | Mon, Jun 11, 2018 | 18.20 | 18.80 | 18.20 | 18.60 | 6545 | NASDAQ | DALN | Fri, Jun 8, 2018 | 19.20 | 19.20 | 18.20 | 18.20 | 6544 | NASDAQ | DALN | Thu, Jun 7, 2018 | 19.40 | 19.60 | 19.20 | 19.40 | 6543 | NASDAQ | DALN | Wed, Jun 6, 2018 | 19.60 | 19.60 | 19.40 | 19.40 | 6542 | NASDAQ | DALN | Tue, Jun 5, 2018 | 18.80 | 19.40 | 18.80 | 19.40 | 6541 | NASDAQ | DALN | Mon, Jun 4, 2018 | 19.20 | 19.40 | 18.96 | 19.00 | 6540 | NASDAQ | DALN | Fri, Jun 1, 2018 | 19.00 | 19.00 | 18.79 | 19.00 | 6539 | NASDAQ | DALN | Thu, May 31, 2018 | 19.00 | 19.00 | 18.60 | 19.00 | 6538 | NASDAQ | DALN | Wed, May 30, 2018 | 18.80 | 19.20 | 18.70 | 18.80 | 6537 | NASDAQ | DALN | Tue, May 29, 2018 | 18.60 | 18.80 | 18.60 | 18.60 | 6536 | NASDAQ | DALN | Fri, May 25, 2018 | 18.60 | 18.80 | 18.60 | 18.60 | 6535 | NASDAQ | DALN | Thu, May 24, 2018 | 18.74 | 18.80 | 18.40 | 18.60 | 6534 | NASDAQ | DALN | Wed, May 23, 2018 | 18.60 | 18.80 | 18.54 | 18.60 | 6533 | NASDAQ | DALN | Tue, May 22, 2018 | 18.80 | 19.00 | 18.80 | 18.80 | 6532 | NASDAQ | DALN | Mon, May 21, 2018 | 18.80 | 18.91 | 18.60 | 18.60 | 6531 | NASDAQ | DALN | Fri, May 18, 2018 | 18.80 | 19.06 | 18.60 | 18.60 | 6530 | NASDAQ | DALN | Thu, May 17, 2018 | 18.60 | 19.00 | 18.50 | 18.80 | 6529 | NASDAQ | DALN | Wed, May 16, 2018 | 18.40 | 18.60 | 18.00 | 18.40 | 6528 | NASDAQ | DALN | Tue, May 15, 2018 | 18.60 | 18.60 | 18.40 | 18.60 | 6527 | NASDAQ | DALN | Mon, May 14, 2018 | 18.80 | 19.00 | 18.40 | 18.40 | 6526 | NASDAQ | DALN | Fri, May 11, 2018 | 18.20 | 18.60 | 18.00 | 18.60 | 6525 | NASDAQ | DALN | Thu, May 10, 2018 | 19.60 | 19.60 | 18.00 | 18.00 | 6524 | NASDAQ | DALN | Wed, May 9, 2018 | 20.00 | 20.00 | 19.60 | 19.48 | 6523 | NASDAQ | DALN | Tue, May 8, 2018 | 19.80 | 20.10 | 19.80 | 19.80 | 6522 | NASDAQ | DALN | Mon, May 7, 2018 | 19.80 | 20.40 | 19.60 | 20.00 | 6521 | NASDAQ | DALN | Fri, May 4, 2018 | 19.60 | 19.80 | 19.40 | 19.80 | 6520 | NASDAQ | DALN | Thu, May 3, 2018 | 21.20 | 21.58 | 19.60 | 19.80 | 6519 | NASDAQ | DALN | Wed, May 2, 2018 | 22.60 | 22.80 | 21.20 | 21.40 | 6518 | NASDAQ | DALN | Tue, May 1, 2018 | 22.60 | 22.80 | 22.20 | 22.80 | 6517 | NASDAQ | DALN | Mon, Apr 30, 2018 | 22.40 | 22.50 | 22.20 | 22.40 | 6516 | NASDAQ | DALN | Fri, Apr 27, 2018 | 22.80 | 22.80 | 22.00 | 22.40 | 6515 | NASDAQ | DALN | Thu, Apr 26, 2018 | 22.51 | 22.60 | 22.40 | 22.60 | 6514 | NASDAQ | DALN | Wed, Apr 25, 2018 | 22.40 | 22.72 | 22.40 | 22.60 | 6513 | NASDAQ | DALN | Tue, Apr 24, 2018 | 23.00 | 23.00 | 22.20 | 22.40 | 6512 | NASDAQ | DALN | Mon, Apr 23, 2018 | 23.20 | 23.20 | 22.60 | 22.80 | 6511 | NASDAQ | DALN | Fri, Apr 20, 2018 | 22.80 | 23.20 | 22.60 | 23.00 | 6510 | NASDAQ | DALN | Thu, Apr 19, 2018 | 22.00 | 22.80 | 22.00 | 22.80 | 6509 | NASDAQ | DALN | Wed, Apr 18, 2018 | 21.80 | 22.40 | 21.60 | 22.20 | 6508 | NASDAQ | DALN | Tue, Apr 17, 2018 | 21.00 | 21.60 | 21.00 | 21.60 | 6507 | NASDAQ | DALN | Mon, Apr 16, 2018 | 21.00 | 21.20 | 20.80 | 21.00 | 6506 | NASDAQ | DALN | Fri, Apr 13, 2018 | 21.00 | 21.00 | 20.80 | 21.00 | 6505 | NASDAQ | DALN | Thu, Apr 12, 2018 | 21.00 | 21.00 | 20.80 | 21.00 | 6504 | NASDAQ | DALN | Wed, Apr 11, 2018 | 21.00 | 21.00 | 20.60 | 20.80 | 6503 | NASDAQ | DALN | Tue, Apr 10, 2018 | 20.80 | 21.00 | 20.80 | 20.80 | 6502 | NASDAQ | DALN | Mon, Apr 9, 2018 | 20.80 | 21.00 | 20.80 | 21.00 | 6501 | NASDAQ | DALN | Fri, Apr 6, 2018 | 20.80 | 21.00 | 20.80 | 20.80 | 6500 | NASDAQ | DALN | Thu, Apr 5, 2018 | 20.60 | 21.00 | 20.60 | 21.00 | 6499 | NASDAQ | DALN | Wed, Apr 4, 2018 | 20.80 | 21.00 | 20.80 | 20.80 | 6498 | NASDAQ | DALN | Tue, Apr 3, 2018 | 21.00 | 21.00 | 20.60 | 21.00 | 6497 | NASDAQ | DALN | Mon, Apr 2, 2018 | 20.40 | 21.00 | 20.40 | 21.00 | 6496 | NASDAQ | DALN | Thu, Mar 29, 2018 | 20.60 | 21.00 | 20.60 | 20.60 | 6495 | NASDAQ | DALN | Wed, Mar 28, 2018 | 20.40 | 20.80 | 20.15 | 20.40 | 6494 | NASDAQ | DALN | Tue, Mar 27, 2018 | 20.80 | 20.80 | 20.20 | 20.20 | 6493 | NASDAQ | DALN | Mon, Mar 26, 2018 | 20.60 | 20.80 | 20.40 | 20.60 | 6492 | NASDAQ | DALN | Fri, Mar 23, 2018 | 20.40 | 20.60 | 20.40 | 20.40 | 6491 | NASDAQ | DALN | Thu, Mar 22, 2018 | 20.20 | 20.60 | 20.20 | 20.50 | 6490 | NASDAQ | DALN | Wed, Mar 21, 2018 | 20.40 | 20.60 | 20.00 | 20.00 | 6489 | NASDAQ | DALN | Tue, Mar 20, 2018 | 20.00 | 20.60 | 20.00 | 20.20 | 6488 | NASDAQ | DALN | Mon, Mar 19, 2018 | 20.60 | 20.60 | 20.00 | 20.00 | 6487 | NASDAQ | DALN | Fri, Mar 16, 2018 | 20.60 | 20.69 | 20.20 | 20.60 | 6486 | NASDAQ | DALN | Thu, Mar 15, 2018 | 20.20 | 20.80 | 20.00 | 20.40 | 6485 | NASDAQ | DALN | Wed, Mar 14, 2018 | 20.80 | 20.80 | 20.00 | 20.20 | 6484 | NASDAQ | DALN | Tue, Mar 13, 2018 | 20.40 | 21.00 | 20.00 | 20.80 | 6483 | NASDAQ | DALN | Mon, Mar 12, 2018 | 21.00 | 21.00 | 20.40 | 20.40 | 6482 | NASDAQ | DALN | Fri, Mar 9, 2018 | 20.80 | 21.00 | 20.60 | 21.00 | 6481 | NASDAQ | DALN | Thu, Mar 8, 2018 | 20.60 | 20.80 | 20.40 | 20.80 | 6480 | NASDAQ | DALN | Wed, Mar 7, 2018 | 20.00 | 20.80 | 20.00 | 20.60 | 6479 | NASDAQ | DALN | Tue, Mar 6, 2018 | 21.00 | 21.00 | 19.80 | 20.00 | 6478 | NASDAQ | DALN | Mon, Mar 5, 2018 | 20.80 | 21.00 | 20.50 | 20.80 | 6477 | NASDAQ | DALN | Fri, Mar 2, 2018 | 21.00 | 21.00 | 20.48 | 20.80 | 6476 | NASDAQ | DALN | Thu, Mar 1, 2018 | 20.60 | 20.80 | 20.60 | 20.60 | 6475 | NASDAQ | DALN | Wed, Feb 28, 2018 | 20.80 | 21.00 | 20.60 | 20.60 | 6474 | NASDAQ | DALN | Tue, Feb 27, 2018 | 20.60 | 21.00 | 20.60 | 21.00 | 6473 | NASDAQ | DALN | Mon, Feb 26, 2018 | 20.40 | 20.60 | 20.40 | 20.60 | 6472 | NASDAQ | DALN | Fri, Feb 23, 2018 | 20.80 | 20.80 | 20.20 | 20.40 | 6471 | NASDAQ | DALN | Thu, Feb 22, 2018 | 20.60 | 21.00 | 20.60 | 21.00 | 6470 | NASDAQ | DALN | Wed, Feb 21, 2018 | 20.60 | 21.00 | 20.60 | 20.80 | 6469 | NASDAQ | DALN | Tue, Feb 20, 2018 | 20.80 | 21.00 | 20.60 | 20.60 | 6468 | NASDAQ | DALN | Fri, Feb 16, 2018 | 20.80 | 21.00 | 20.80 | 21.00 | 6467 | NASDAQ | DALN | Thu, Feb 15, 2018 | 20.80 | 21.00 | 20.74 | 21.00 | 6466 | NASDAQ | DALN | Wed, Feb 14, 2018 | 20.60 | 20.80 | 20.40 | 20.80 | 6465 | NASDAQ | DALN | Tue, Feb 13, 2018 | 20.20 | 20.60 | 20.20 | 20.60 | 6464 | NASDAQ | DALN | Mon, Feb 12, 2018 | 20.40 | 20.40 | 20.20 | 20.20 | 6463 | NASDAQ | DALN | Fri, Feb 9, 2018 | 19.80 | 20.60 | 19.80 | 20.00 | 6462 | NASDAQ | DALN | Thu, Feb 8, 2018 | 19.60 | 20.00 | 19.60 | 20.00 | 6461 | NASDAQ | DALN | Wed, Feb 7, 2018 | 19.60 | 20.60 | 19.60 | 19.68 | 6460 | NASDAQ | DALN | Tue, Feb 6, 2018 | 19.60 | 20.00 | 19.20 | 19.40 | 6459 | NASDAQ | DALN | Mon, Feb 5, 2018 | 20.00 | 20.20 | 19.60 | 19.60 | 6458 | NASDAQ | DALN | Fri, Feb 2, 2018 | 19.60 | 20.20 | 19.60 | 19.80 | 6457 | NASDAQ | DALN | Thu, Feb 1, 2018 | 19.80 | 20.00 | 19.60 | 19.80 | 6456 | NASDAQ | DALN | Wed, Jan 31, 2018 | 20.00 | 20.30 | 19.60 | 19.60 | 6455 | NASDAQ | DALN | Tue, Jan 30, 2018 | 20.00 | 20.10 | 19.80 | 20.00 | 6454 | NASDAQ | DALN | Mon, Jan 29, 2018 | 20.00 | 20.00 | 19.60 | 19.80 | 6453 | NASDAQ | DALN | Fri, Jan 26, 2018 | 19.96 | 20.00 | 19.60 | 20.00 | 6452 | NASDAQ | DALN | Thu, Jan 25, 2018 | 20.20 | 20.53 | 19.80 | 19.80 | 6451 | NASDAQ | DALN | Wed, Jan 24, 2018 | 19.80 | 20.40 | 19.80 | 20.20 | 6450 | NASDAQ | DALN | Tue, Jan 23, 2018 | 20.00 | 20.40 | 20.00 | 20.00 | 6449 | NASDAQ | DALN | Mon, Jan 22, 2018 | 20.20 | 20.20 | 20.00 | 20.20 | 6448 | NASDAQ | DALN | Fri, Jan 19, 2018 | 20.00 | 20.20 | 20.00 | 20.20 | 6447 | NASDAQ | DALN | Thu, Jan 18, 2018 | 20.00 | 20.00 | 19.60 | 19.80 | 6446 | NASDAQ | DALN | Wed, Jan 17, 2018 | 19.40 | 20.00 | 19.20 | 19.60 | 6445 | NASDAQ | DALN | Tue, Jan 16, 2018 | 20.40 | 20.56 | 19.60 | 19.60 | 6444 | NASDAQ | DALN | Fri, Jan 12, 2018 | 19.80 | 20.40 | 19.80 | 20.20 | 6443 | NASDAQ | DALN | Thu, Jan 11, 2018 | 19.40 | 20.00 | 19.40 | 19.80 | 6442 | NASDAQ | DALN | Wed, Jan 10, 2018 | 19.40 | 19.60 | 18.80 | 19.20 | 6441 | NASDAQ | DALN | Tue, Jan 9, 2018 | 19.60 | 19.60 | 19.20 | 19.20 | 6440 | NASDAQ | DALN | Mon, Jan 8, 2018 | 19.60 | 19.80 | 19.40 | 19.60 | 6439 | NASDAQ | DALN | Fri, Jan 5, 2018 | 19.40 | 19.40 | 19.20 | 19.40 | 6438 | NASDAQ | DALN | Thu, Jan 4, 2018 | 19.40 | 19.60 | 19.00 | 19.20 | 6437 | NASDAQ | DALN | Wed, Jan 3, 2018 | 19.80 | 19.96 | 19.20 | 19.20 | 6436 | NASDAQ | DALN | Tue, Jan 2, 2018 | 19.20 | 19.80 | 19.19 | 19.60 | 6435 | NASDAQ | DALN | Fri, Dec 29, 2017 | 19.20 | 19.60 | 19.00 | 19.20 | 6434 | NASDAQ | DALN | Thu, Dec 28, 2017 | 19.20 | 19.40 | 19.20 | 19.20 | 6433 | NASDAQ | DALN | Wed, Dec 27, 2017 | 19.80 | 19.80 | 19.20 | 19.20 | 6432 | NASDAQ | DALN | Tue, Dec 26, 2017 | 19.80 | 19.80 | 19.50 | 19.60 | 6431 | NASDAQ | DALN | Fri, Dec 22, 2017 | 19.40 | 19.60 | 19.20 | 19.60 | 6430 | NASDAQ | DALN | Thu, Dec 21, 2017 | 19.40 | 19.60 | 19.00 | 19.20 | 6429 | NASDAQ | DALN | Wed, Dec 20, 2017 | 19.20 | 19.60 | 19.20 | 19.20 | 6428 | NASDAQ | DALN | Tue, Dec 19, 2017 | 19.00 | 19.80 | 19.00 | 19.20 | 6427 | NASDAQ | DALN | Mon, Dec 18, 2017 | 19.20 | 19.80 | 19.20 | 19.20 | 6426 | NASDAQ | DALN | Fri, Dec 15, 2017 | 19.40 | 19.40 | 19.00 | 19.00 | 6425 | NASDAQ | DALN | Thu, Dec 14, 2017 | 19.40 | 19.60 | 18.80 | 19.00 | 6424 | NASDAQ | DALN | Wed, Dec 13, 2017 | 19.60 | 19.80 | 19.00 | 19.20 | 6423 | NASDAQ | DALN | Tue, Dec 12, 2017 | 19.00 | 19.60 | 19.00 | 19.40 | 6422 | NASDAQ | DALN | Mon, Dec 11, 2017 | 19.80 | 19.80 | 19.10 | 19.20 | 6421 | NASDAQ | DALN | Fri, Dec 8, 2017 | 19.20 | 19.80 | 19.00 | 19.80 | 6420 | NASDAQ | DALN | Thu, Dec 7, 2017 | 19.80 | 19.80 | 19.00 | 19.20 | 6419 | NASDAQ | DALN | Wed, Dec 6, 2017 | 19.80 | 19.80 | 19.60 | 19.60 | 6418 | NASDAQ | DALN | Tue, Dec 5, 2017 | 19.60 | 19.80 | 19.20 | 19.80 | 6417 | NASDAQ | DALN | Mon, Dec 4, 2017 | 19.80 | 19.80 | 18.80 | 19.60 | 6416 | NASDAQ | DALN | Fri, Dec 1, 2017 | 19.20 | 19.80 | 19.20 | 19.80 | 6415 | NASDAQ | DALN | Thu, Nov 30, 2017 | 19.80 | 19.80 | 19.00 | 19.00 | 6414 | NASDAQ | DALN | Wed, Nov 29, 2017 | 19.60 | 19.90 | 19.20 | 19.40 | 6413 | NASDAQ | DALN | Tue, Nov 28, 2017 | 19.40 | 19.80 | 19.00 | 19.80 | 6412 | NASDAQ | DALN | Mon, Nov 27, 2017 | 20.00 | 20.00 | 19.00 | 19.20 | 6411 | NASDAQ | DALN | Fri, Nov 24, 2017 | 19.60 | 20.00 | 19.02 | 20.00 | 6410 | NASDAQ | DALN | Wed, Nov 22, 2017 | 19.40 | 19.60 | 19.00 | 19.60 | 6409 | NASDAQ | DALN | Tue, Nov 21, 2017 | 19.60 | 19.60 | 19.10 | 19.20 | 6408 | NASDAQ | DALN | Mon, Nov 20, 2017 | 19.40 | 19.60 | 19.00 | 19.40 | 6407 | NASDAQ | DALN | Fri, Nov 17, 2017 | 19.20 | 19.40 | 18.60 | 19.00 | 6406 | NASDAQ | DALN | Thu, Nov 16, 2017 | 19.00 | 19.40 | 18.80 | 19.00 | 6405 | NASDAQ | DALN | Wed, Nov 15, 2017 | 18.80 | 19.20 | 18.60 | 19.00 | 6404 | NASDAQ | DALN | Tue, Nov 14, 2017 | 19.20 | 19.40 | 18.58 | 18.80 | 6403 | NASDAQ | DALN | Mon, Nov 13, 2017 | 19.40 | 19.80 | 19.00 | 19.20 | 6402 | NASDAQ | DALN | Fri, Nov 10, 2017 | 19.16 | 19.60 | 18.91 | 19.60 | 6401 | NASDAQ | DALN | Thu, Nov 9, 2017 | 19.20 | 19.20 | 18.60 | 19.20 | 6400 | NASDAQ | DALN | Wed, Nov 8, 2017 | 19.20 | 19.60 | 18.61 | 19.40 | 6399 | NASDAQ | DALN | Tue, Nov 7, 2017 | 20.20 | 20.40 | 20.00 | 19.32 | 6398 | NASDAQ | DALN | Mon, Nov 6, 2017 | 20.00 | 20.60 | 20.00 | 20.20 | 6397 | NASDAQ | DALN | Fri, Nov 3, 2017 | 21.00 | 21.00 | 20.00 | 20.20 | 6396 | NASDAQ | DALN | Thu, Nov 2, 2017 | 20.80 | 21.00 | 20.60 | 20.70 | 6395 | NASDAQ | DALN | Wed, Nov 1, 2017 | 19.60 | 20.80 | 19.60 | 20.80 | 6394 | NASDAQ | DALN | Tue, Oct 31, 2017 | 18.00 | 20.00 | 17.80 | 19.40 | 6393 | NASDAQ | DALN | Mon, Oct 30, 2017 | 17.80 | 18.00 | 17.40 | 17.40 | 6392 | NASDAQ | DALN | Fri, Oct 27, 2017 | 18.20 | 18.20 | 17.40 | 17.60 | 6391 | NASDAQ | DALN | Thu, Oct 26, 2017 | 18.00 | 18.00 | 17.60 | 18.00 | 6390 | NASDAQ | DALN | Wed, Oct 25, 2017 | 18.00 | 18.00 | 17.80 | 18.00 | 6389 | NASDAQ | DALN | Tue, Oct 24, 2017 | 17.80 | 18.20 | 17.80 | 18.00 | 6388 | NASDAQ | DALN | Mon, Oct 23, 2017 | 17.80 | 18.20 | 17.80 | 18.00 | 6387 | NASDAQ | DALN | Fri, Oct 20, 2017 | 18.00 | 18.20 | 17.80 | 17.80 | 6386 | NASDAQ | DALN | Thu, Oct 19, 2017 | 18.60 | 18.60 | 18.00 | 18.10 | 6385 | NASDAQ | DALN | Wed, Oct 18, 2017 | 18.60 | 18.81 | 18.20 | 18.20 | 6384 | NASDAQ | DALN | Tue, Oct 17, 2017 | 17.96 | 19.00 | 17.80 | 18.80 | 6383 | NASDAQ | DALN | Mon, Oct 16, 2017 | 17.80 | 18.00 | 17.60 | 17.80 | 6382 | NASDAQ | DALN | Fri, Oct 13, 2017 | 18.20 | 18.20 | 17.80 | 17.80 | 6381 | NASDAQ | DALN | Thu, Oct 12, 2017 | 17.60 | 18.20 | 17.60 | 18.00 | 6380 | NASDAQ | DALN | Wed, Oct 11, 2017 | 18.00 | 18.40 | 17.80 | 17.80 | 6379 | NASDAQ | DALN | Tue, Oct 10, 2017 | 18.00 | 18.20 | 17.80 | 18.00 | 6378 | NASDAQ | DALN | Mon, Oct 9, 2017 | 17.80 | 18.40 | 17.80 | 18.20 | 6377 | NASDAQ | DALN | Fri, Oct 6, 2017 | 18.17 | 18.60 | 17.60 | 17.80 | 6376 | NASDAQ | DALN | Thu, Oct 5, 2017 | 18.20 | 18.40 | 18.00 | 18.20 | 6375 | NASDAQ | DALN | Wed, Oct 4, 2017 | 18.40 | 18.80 | 18.00 | 18.20 | 6374 | NASDAQ | DALN | Tue, Oct 3, 2017 | 18.80 | 19.03 | 18.40 | 18.60 | 6373 | NASDAQ | DALN | Mon, Oct 2, 2017 | 18.20 | 18.80 | 18.20 | 18.80 | 6372 | NASDAQ | DALN | Fri, Sep 29, 2017 | 18.80 | 19.00 | 18.40 | 18.40 | 6371 | NASDAQ | DALN | Thu, Sep 28, 2017 | 17.80 | 19.00 | 17.80 | 18.60 | 6370 | NASDAQ | DALN | Wed, Sep 27, 2017 | 18.80 | 19.00 | 18.00 | 18.20 | 6369 | NASDAQ | DALN | Tue, Sep 26, 2017 | 18.80 | 19.40 | 18.60 | 18.60 | 6368 | NASDAQ | DALN | Mon, Sep 25, 2017 | 18.00 | 19.20 | 18.00 | 19.00 | 6367 | NASDAQ | DALN | Fri, Sep 22, 2017 | 17.80 | 18.20 | 17.80 | 17.80 | 6366 | NASDAQ | DALN | Thu, Sep 21, 2017 | 18.20 | 18.20 | 17.60 | 18.00 | 6365 | NASDAQ | DALN | Wed, Sep 20, 2017 | 18.00 | 18.40 | 17.80 | 18.00 | 6364 | NASDAQ | DALN | Tue, Sep 19, 2017 | 18.00 | 18.00 | 17.80 | 18.00 | 6363 | NASDAQ | DALN | Mon, Sep 18, 2017 | 18.20 | 18.23 | 17.80 | 17.80 | 6362 | NASDAQ | DALN | Fri, Sep 15, 2017 | 18.60 | 18.60 | 18.00 | 18.00 | 6361 | NASDAQ | DALN | Thu, Sep 14, 2017 | 18.80 | 18.80 | 18.00 | 18.40 | 6360 | NASDAQ | DALN | Wed, Sep 13, 2017 | 18.27 | 18.80 | 18.27 | 18.60 | 6359 | NASDAQ | DALN | Tue, Sep 12, 2017 | 18.00 | 19.00 | 17.60 | 18.00 | 6358 | NASDAQ | DALN | Mon, Sep 11, 2017 | 18.40 | 18.80 | 17.80 | 18.00 | 6357 | NASDAQ | DALN | Fri, Sep 8, 2017 | 18.80 | 19.18 | 18.20 | 18.20 | 6356 | NASDAQ | DALN | Thu, Sep 7, 2017 | 19.40 | 19.40 | 18.46 | 18.60 | 6355 | NASDAQ | DALN | Wed, Sep 6, 2017 | 19.80 | 19.80 | 18.80 | 19.00 | 6354 | NASDAQ | DALN | Tue, Sep 5, 2017 | 20.40 | 20.40 | 19.60 | 19.60 | 6353 | NASDAQ | DALN | Fri, Sep 1, 2017 | 20.00 | 20.40 | 20.00 | 20.20 | 6352 | NASDAQ | DALN | Thu, Aug 31, 2017 | 20.20 | 20.40 | 19.82 | 20.00 | 6351 | NASDAQ | DALN | Wed, Aug 30, 2017 | 20.40 | 20.40 | 20.00 | 20.00 | 6350 | NASDAQ | DALN | Tue, Aug 29, 2017 | 19.60 | 20.40 | 19.20 | 20.20 | 6349 | NASDAQ | DALN | Mon, Aug 28, 2017 | 20.00 | 20.40 | 19.60 | 19.80 | 6348 | NASDAQ | DALN | Fri, Aug 25, 2017 | 19.34 | 19.80 | 19.20 | 19.80 | 6347 | NASDAQ | DALN | Thu, Aug 24, 2017 | 18.61 | 19.20 | 18.60 | 19.00 | 6346 | NASDAQ | DALN | Wed, Aug 23, 2017 | 18.60 | 19.00 | 18.40 | 18.40 | 6345 | NASDAQ | DALN | Tue, Aug 22, 2017 | 18.60 | 18.92 | 18.60 | 18.60 | 6344 | NASDAQ | DALN | Mon, Aug 21, 2017 | 19.60 | 19.60 | 18.60 | 18.60 | 6343 | NASDAQ | DALN | Fri, Aug 18, 2017 | 19.20 | 19.60 | 19.20 | 19.60 | 6342 | NASDAQ | DALN | Thu, Aug 17, 2017 | 19.40 | 19.40 | 19.00 | 19.20 | 6341 | NASDAQ | DALN | Wed, Aug 16, 2017 | 19.00 | 19.60 | 19.00 | 19.20 | 6340 | NASDAQ | DALN | Tue, Aug 15, 2017 | 19.87 | 19.87 | 19.00 | 19.00 | 6339 | NASDAQ | DALN | Mon, Aug 14, 2017 | 19.60 | 20.40 | 19.40 | 20.00 | 6338 | NASDAQ | DALN | Fri, Aug 11, 2017 | 19.00 | 20.00 | 19.00 | 19.60 | 6337 | NASDAQ | DALN | Thu, Aug 10, 2017 | 19.80 | 20.40 | 19.80 | 20.00 | 6336 | NASDAQ | DALN | Wed, Aug 9, 2017 | 19.60 | 20.20 | 19.60 | 20.00 | 6335 | NASDAQ | DALN | Tue, Aug 8, 2017 | 20.00 | 20.20 | 19.80 | 19.68 | 6334 | NASDAQ | DALN | Mon, Aug 7, 2017 | 19.80 | 20.40 | 19.60 | 19.80 | 6333 | NASDAQ | DALN | Fri, Aug 4, 2017 | 20.00 | 20.28 | 19.40 | 19.60 | 6332 | NASDAQ | DALN | Thu, Aug 3, 2017 | 20.80 | 20.80 | 19.80 | 19.90 | 6331 | NASDAQ | DALN | Wed, Aug 2, 2017 | 21.00 | 21.20 | 20.80 | 20.80 | 6330 | NASDAQ | DALN | Tue, Aug 1, 2017 | 21.00 | 21.40 | 21.00 | 21.20 | 6329 | NASDAQ | DALN | Mon, Jul 31, 2017 | 21.00 | 21.80 | 21.00 | 21.20 | 6328 | NASDAQ | DALN | Fri, Jul 28, 2017 | 21.00 | 21.60 | 21.00 | 21.00 | 6327 | NASDAQ | DALN | Thu, Jul 27, 2017 | 21.20 | 21.20 | 21.00 | 21.20 | 6326 | NASDAQ | DALN | Wed, Jul 26, 2017 | 21.00 | 21.40 | 20.80 | 21.20 | 6325 | NASDAQ | DALN | Tue, Jul 25, 2017 | 21.60 | 21.60 | 21.00 | 21.00 | 6324 | NASDAQ | DALN | Mon, Jul 24, 2017 | 21.60 | 21.60 | 21.00 | 21.00 | 6323 | NASDAQ | DALN | Fri, Jul 21, 2017 | 21.00 | 21.80 | 21.00 | 21.60 | 6322 | NASDAQ | DALN | Thu, Jul 20, 2017 | 21.20 | 21.40 | 21.00 | 21.00 | 6321 | NASDAQ | DALN | Wed, Jul 19, 2017 | 21.00 | 21.60 | 21.00 | 21.40 | 6320 | NASDAQ | DALN | Tue, Jul 18, 2017 | 21.20 | 21.60 | 21.00 | 21.00 | 6319 | NASDAQ | DALN | Mon, Jul 17, 2017 | 21.60 | 21.80 | 21.00 | 21.00 | 6318 | NASDAQ | DALN | Fri, Jul 14, 2017 | 22.00 | 22.20 | 21.60 | 21.60 | 6317 | NASDAQ | DALN | Thu, Jul 13, 2017 | 21.60 | 22.20 | 21.40 | 21.80 | 6316 | NASDAQ | DALN | Wed, Jul 12, 2017 | 22.20 | 22.40 | 21.60 | 21.60 | 6315 | NASDAQ | DALN | Tue, Jul 11, 2017 | 21.40 | 22.00 | 21.40 | 22.00 | 6314 | NASDAQ | DALN | Mon, Jul 10, 2017 | 21.80 | 22.00 | 21.40 | 21.40 | 6313 | NASDAQ | DALN | Fri, Jul 7, 2017 | 21.60 | 21.80 | 21.60 | 21.80 | 6312 | NASDAQ | DALN | Thu, Jul 6, 2017 | 21.80 | 22.20 | 21.60 | 21.60 | 6311 | NASDAQ | DALN | Wed, Jul 5, 2017 | 22.00 | 22.40 | 21.80 | 22.00 | 6310 | NASDAQ | DALN | Mon, Jul 3, 2017 | 21.80 | 22.00 | 21.80 | 22.00 | 6309 | NASDAQ | DALN | Fri, Jun 30, 2017 | 21.80 | 22.20 | 21.60 | 22.00 | 6308 | NASDAQ | DALN | Thu, Jun 29, 2017 | 21.60 | 22.00 | 21.60 | 21.80 | 6307 | NASDAQ | DALN | Wed, Jun 28, 2017 | 21.60 | 22.00 | 21.60 | 21.60 | 6306 | NASDAQ | DALN | Tue, Jun 27, 2017 | 21.60 | 21.80 | 21.60 | 21.60 | 6305 | NASDAQ | DALN | Mon, Jun 26, 2017 | 22.00 | 22.40 | 21.80 | 21.80 | 6304 | NASDAQ | DALN | Fri, Jun 23, 2017 | 21.80 | 22.20 | 21.60 | 22.20 | 6303 | NASDAQ | DALN | Thu, Jun 22, 2017 | 21.80 | 22.00 | 21.80 | 22.00 | 6302 | NASDAQ | DALN | Wed, Jun 21, 2017 | 21.80 | 22.00 | 21.80 | 22.00 | 6301 | NASDAQ | DALN | Tue, Jun 20, 2017 | 22.00 | 22.20 | 21.80 | 21.80 | 6300 | NASDAQ | DALN | Mon, Jun 19, 2017 | 22.20 | 22.40 | 21.80 | 21.80 | 6299 | NASDAQ | DALN | Fri, Jun 16, 2017 | 21.80 | 22.20 | 21.80 | 22.20 | 6298 | NASDAQ | DALN | Thu, Jun 15, 2017 | 22.00 | 22.20 | 21.80 | 21.80 | 6297 | NASDAQ | DALN | Wed, Jun 14, 2017 | 22.04 | 22.20 | 21.80 | 22.00 | 6296 | NASDAQ | DALN | Tue, Jun 13, 2017 | 21.81 | 22.00 | 21.60 | 21.90 | 6295 | NASDAQ | DALN | Mon, Jun 12, 2017 | 21.80 | 22.00 | 21.80 | 21.80 | 6294 | NASDAQ | DALN | Fri, Jun 9, 2017 | 21.60 | 22.20 | 21.60 | 21.80 | 6293 | NASDAQ | DALN | Thu, Jun 8, 2017 | 21.20 | 21.60 | 21.20 | 21.60 | 6292 | NASDAQ | DALN | Wed, Jun 7, 2017 | 21.40 | 21.40 | 21.20 | 21.20 | 6291 | NASDAQ | DALN | Tue, Jun 6, 2017 | 21.60 | 21.80 | 21.20 | 21.40 | 6290 | NASDAQ | DALN | Mon, Jun 5, 2017 | 22.57 | 22.57 | 21.20 | 21.80 | 6289 | NASDAQ | DALN | Fri, Jun 2, 2017 | 22.20 | 22.20 | 21.40 | 21.80 | 6288 | NASDAQ | DALN | Thu, Jun 1, 2017 | 22.60 | 22.60 | 21.80 | 22.00 | 6287 | NASDAQ | DALN | Wed, May 31, 2017 | 22.20 | 22.60 | 21.80 | 22.60 | 6286 | NASDAQ | DALN | Tue, May 30, 2017 | 22.00 | 22.00 | 21.40 | 21.80 | 6285 | NASDAQ | DALN | Fri, May 26, 2017 | 23.48 | 23.48 | 21.80 | 22.00 | 6284 | NASDAQ | DALN | Thu, May 25, 2017 | 22.20 | 22.20 | 21.60 | 21.80 | 6283 | NASDAQ | DALN | Wed, May 24, 2017 | 22.23 | 22.23 | 21.20 | 22.20 | 6282 | NASDAQ | DALN | Tue, May 23, 2017 | 22.00 | 22.40 | 21.62 | 22.40 | 6281 | NASDAQ | DALN | Mon, May 22, 2017 | 22.00 | 22.40 | 21.60 | 22.00 | 6280 | NASDAQ | DALN | Fri, May 19, 2017 | 22.00 | 22.00 | 21.80 | 22.00 | 6279 | NASDAQ | DALN | Thu, May 18, 2017 | 21.40 | 22.20 | 21.40 | 21.80 | 6278 | NASDAQ | DALN | Wed, May 17, 2017 | 22.20 | 22.20 | 20.80 | 21.40 | 6277 | NASDAQ | DALN | Tue, May 16, 2017 | 22.60 | 22.98 | 22.40 | 22.60 | 6276 | NASDAQ | DALN | Mon, May 15, 2017 | 24.00 | 24.00 | 22.60 | 22.80 | 6275 | NASDAQ | DALN | Fri, May 12, 2017 | 23.00 | 24.20 | 22.80 | 23.80 | 6274 | NASDAQ | DALN | Thu, May 11, 2017 | 23.20 | 23.40 | 22.80 | 22.80 | 6273 | NASDAQ | DALN | Wed, May 10, 2017 | 23.60 | 24.00 | 23.20 | 23.40 | 6272 | NASDAQ | DALN | Tue, May 9, 2017 | 24.40 | 24.60 | 24.00 | 23.68 | 6271 | NASDAQ | DALN | Mon, May 8, 2017 | 24.60 | 24.60 | 24.20 | 24.20 | 6270 | NASDAQ | DALN | Fri, May 5, 2017 | 24.40 | 24.60 | 23.60 | 24.40 | 6269 | NASDAQ | DALN | Thu, May 4, 2017 | 24.60 | 25.20 | 24.20 | 24.40 | 6268 | NASDAQ | DALN | Wed, May 3, 2017 | 24.40 | 25.00 | 24.40 | 24.60 | 6267 | NASDAQ | DALN | Tue, May 2, 2017 | 24.80 | 24.80 | 24.40 | 24.40 | 6266 | NASDAQ | DALN | Mon, May 1, 2017 | 25.00 | 25.16 | 24.40 | 24.40 | 6265 | NASDAQ | DALN | Fri, Apr 28, 2017 | 24.40 | 25.00 | 24.40 | 25.00 | 6264 | NASDAQ | DALN | Thu, Apr 27, 2017 | 24.40 | 24.80 | 24.40 | 24.40 | 6263 | NASDAQ | DALN | Wed, Apr 26, 2017 | 24.80 | 25.00 | 24.40 | 24.40 | 6262 | NASDAQ | DALN | Tue, Apr 25, 2017 | 24.60 | 24.80 | 24.60 | 24.80 | 6261 | NASDAQ | DALN | Mon, Apr 24, 2017 | 24.80 | 25.00 | 24.40 | 24.80 | 6260 | NASDAQ | DALN | Fri, Apr 21, 2017 | 24.40 | 25.00 | 24.40 | 24.80 | 6259 | NASDAQ | DALN | Thu, Apr 20, 2017 | 24.40 | 24.88 | 24.40 | 24.40 | 6258 | NASDAQ | DALN | Wed, Apr 19, 2017 | 24.60 | 25.00 | 24.40 | 24.40 | 6257 | NASDAQ | DALN | Tue, Apr 18, 2017 | 25.00 | 25.00 | 24.40 | 24.40 | 6256 | NASDAQ | DALN | Mon, Apr 17, 2017 | 24.80 | 25.60 | 24.60 | 25.20 | 6255 | NASDAQ | DALN | Thu, Apr 13, 2017 | 24.60 | 24.80 | 24.50 | 24.80 | 6254 | NASDAQ | DALN | Wed, Apr 12, 2017 | 24.40 | 24.80 | 24.40 | 24.60 | 6253 | NASDAQ | DALN | Tue, Apr 11, 2017 | 24.60 | 24.60 | 24.20 | 24.40 | 6252 | NASDAQ | DALN | Mon, Apr 10, 2017 | 24.20 | 24.60 | 24.10 | 24.60 | 6251 | NASDAQ | DALN | Fri, Apr 7, 2017 | 23.60 | 24.20 | 23.20 | 24.20 | 6250 | NASDAQ | DALN | Thu, Apr 6, 2017 | 23.20 | 23.80 | 23.20 | 23.20 | 6249 | NASDAQ | DALN | Wed, Apr 5, 2017 | 23.60 | 24.20 | 23.00 | 23.20 | 6248 | NASDAQ | DALN | Tue, Apr 4, 2017 | 24.16 | 24.20 | 23.60 | 23.60 | 6247 | NASDAQ | DALN | Mon, Apr 3, 2017 | 24.60 | 24.80 | 23.80 | 23.80 | 6246 | NASDAQ | DALN | Fri, Mar 31, 2017 | 23.60 | 24.80 | 23.60 | 24.60 | 6245 | NASDAQ | DALN | Thu, Mar 30, 2017 | 24.20 | 24.60 | 23.60 | 23.60 | 6244 | NASDAQ | DALN | Wed, Mar 29, 2017 | 24.60 | 24.60 | 24.20 | 24.20 | 6243 | NASDAQ | DALN | Tue, Mar 28, 2017 | 24.60 | 24.80 | 24.40 | 24.80 | 6242 | NASDAQ | DALN | Mon, Mar 27, 2017 | 24.40 | 24.80 | 24.18 | 24.65 | 6241 | NASDAQ | DALN | Fri, Mar 24, 2017 | 24.80 | 24.80 | 24.00 | 24.40 | 6240 | NASDAQ | DALN | Thu, Mar 23, 2017 | 24.60 | 24.80 | 24.60 | 24.80 | 6239 | NASDAQ | DALN | Wed, Mar 22, 2017 | 24.60 | 24.80 | 24.40 | 24.40 | 6238 | NASDAQ | DALN | Tue, Mar 21, 2017 | 24.80 | 25.00 | 24.60 | 24.60 | 6237 | NASDAQ | DALN | Mon, Mar 20, 2017 | 25.20 | 25.40 | 24.80 | 24.80 | 6236 | NASDAQ | DALN | Fri, Mar 17, 2017 | 25.00 | 25.20 | 24.80 | 25.20 | 6235 | NASDAQ | DALN | Thu, Mar 16, 2017 | 25.00 | 25.20 | 24.60 | 24.80 | 6234 | NASDAQ | DALN | Wed, Mar 15, 2017 | 25.20 | 25.40 | 24.80 | 25.00 | 6233 | NASDAQ | DALN | Tue, Mar 14, 2017 | 24.60 | 25.00 | 24.40 | 25.00 | 6232 | NASDAQ | DALN | Mon, Mar 13, 2017 | 24.80 | 25.20 | 24.20 | 24.60 | 6231 | NASDAQ | DALN | Fri, Mar 10, 2017 | 24.40 | 25.00 | 24.00 | 24.80 | 6230 | NASDAQ | DALN | Thu, Mar 9, 2017 | 25.16 | 25.20 | 24.60 | 24.60 | 6229 | NASDAQ | DALN | Wed, Mar 8, 2017 | 24.20 | 25.20 | 24.10 | 25.20 | 6228 | NASDAQ | DALN | Tue, Mar 7, 2017 | 24.40 | 24.60 | 24.10 | 24.40 | 6227 | NASDAQ | DALN | Mon, Mar 6, 2017 | 25.00 | 25.00 | 24.40 | 24.60 | 6226 | NASDAQ | DALN | Fri, Mar 3, 2017 | 25.20 | 25.20 | 24.80 | 25.00 | 6225 | NASDAQ | DALN | Thu, Mar 2, 2017 | 25.34 | 25.40 | 25.00 | 25.00 | 6224 | NASDAQ | DALN | Wed, Mar 1, 2017 | 25.20 | 25.40 | 25.00 | 25.00 | 6223 | NASDAQ | DALN | Tue, Feb 28, 2017 | 25.20 | 25.40 | 25.20 | 25.20 | 6222 | NASDAQ | DALN | Mon, Feb 27, 2017 | 25.20 | 25.60 | 25.20 | 25.40 | 6221 | NASDAQ | DALN | Fri, Feb 24, 2017 | 25.20 | 25.60 | 25.20 | 25.60 | 6220 | NASDAQ | DALN | Thu, Feb 23, 2017 | 25.40 | 25.40 | 25.20 | 25.20 | 6219 | NASDAQ | DALN | Wed, Feb 22, 2017 | 25.20 | 25.80 | 25.00 | 25.00 | 6218 | NASDAQ | DALN | Tue, Feb 21, 2017 | 25.80 | 25.80 | 25.20 | 25.20 | 6217 | NASDAQ | DALN | Fri, Feb 17, 2017 | 25.80 | 25.80 | 25.40 | 25.80 | 6216 | NASDAQ | DALN | Thu, Feb 16, 2017 | 25.40 | 25.80 | 25.20 | 25.60 | 6215 | NASDAQ | DALN | Wed, Feb 15, 2017 | 25.20 | 25.60 | 25.10 | 25.40 | 6214 | NASDAQ | DALN | Tue, Feb 14, 2017 | 25.60 | 25.60 | 25.20 | 25.20 | 6213 | NASDAQ | DALN | Mon, Feb 13, 2017 | 25.60 | 25.60 | 25.20 | 25.40 | 6212 | NASDAQ | DALN | Fri, Feb 10, 2017 | 25.60 | 25.60 | 25.20 | 25.40 | 6211 | NASDAQ | DALN | Thu, Feb 9, 2017 | 25.20 | 25.60 | 25.20 | 25.40 | 6210 | NASDAQ | DALN | Wed, Feb 8, 2017 | 25.60 | 25.80 | 25.20 | 25.40 | 6209 | NASDAQ | DALN | Tue, Feb 7, 2017 | 26.00 | 26.20 | 25.80 | 25.48 | 6208 | NASDAQ | DALN | Mon, Feb 6, 2017 | 25.80 | 26.00 | 25.74 | 26.00 | 6207 | NASDAQ | DALN | Fri, Feb 3, 2017 | 25.72 | 26.00 | 25.40 | 26.00 | 6206 | NASDAQ | DALN | Thu, Feb 2, 2017 | 26.20 | 26.20 | 25.60 | 25.80 | 6205 | NASDAQ | DALN | Wed, Feb 1, 2017 | 26.00 | 26.20 | 25.60 | 26.00 | 6204 | NASDAQ | DALN | Tue, Jan 31, 2017 | 25.40 | 25.60 | 25.40 | 25.40 | 6203 | NASDAQ | DALN | Mon, Jan 30, 2017 | 25.40 | 25.80 | 25.20 | 25.80 | 6202 | NASDAQ | DALN | Fri, Jan 27, 2017 | 25.62 | 25.80 | 25.40 | 25.60 | 6201 | NASDAQ | DALN | Thu, Jan 26, 2017 | 26.00 | 26.60 | 25.20 | 25.40 | 6200 | NASDAQ | DALN | Wed, Jan 25, 2017 | 26.40 | 26.40 | 25.60 | 25.60 | 6199 | NASDAQ | DALN | Tue, Jan 24, 2017 | 25.80 | 26.20 | 25.60 | 26.20 | 6198 | NASDAQ | DALN | Mon, Jan 23, 2017 | 25.80 | 26.00 | 25.60 | 26.00 | 6197 | NASDAQ | DALN | Fri, Jan 20, 2017 | 25.28 | 26.00 | 25.20 | 26.00 | 6196 | NASDAQ | DALN | Thu, Jan 19, 2017 | 25.40 | 25.80 | 25.20 | 25.80 | 6195 | NASDAQ | DALN | Wed, Jan 18, 2017 | 25.00 | 26.00 | 25.00 | 25.80 | 6194 | NASDAQ | DALN | Tue, Jan 17, 2017 | 25.20 | 25.60 | 25.20 | 25.20 | 6193 | NASDAQ | DALN | Fri, Jan 13, 2017 | 25.80 | 26.00 | 25.20 | 25.20 | 6192 | NASDAQ | DALN | Thu, Jan 12, 2017 | 25.60 | 26.00 | 25.60 | 25.60 | 6191 | NASDAQ | DALN | Wed, Jan 11, 2017 | 25.60 | 26.00 | 25.60 | 25.80 | 6190 | NASDAQ | DALN | Tue, Jan 10, 2017 | 24.80 | 25.80 | 24.80 | 25.80 | 6189 | NASDAQ | DALN | Mon, Jan 9, 2017 | 25.40 | 25.40 | 25.00 | 25.00 | 6188 | NASDAQ | DALN | Fri, Jan 6, 2017 | 25.60 | 26.00 | 24.80 | 25.20 | 6187 | NASDAQ | DALN | Thu, Jan 5, 2017 | 25.40 | 25.80 | 25.20 | 25.80 | 6186 | NASDAQ | DALN | Wed, Jan 4, 2017 | 25.80 | 26.00 | 24.80 | 25.60 | 6185 | NASDAQ | DALN | Tue, Jan 3, 2017 | 25.40 | 25.60 | 25.20 | 25.60 | 6184 | NASDAQ | DALN | Fri, Dec 30, 2016 | 25.20 | 25.60 | 25.20 | 25.40 | 6183 | NASDAQ | DALN | Thu, Dec 29, 2016 | 25.30 | 25.40 | 25.00 | 25.20 | 6182 | NASDAQ | DALN | Wed, Dec 28, 2016 | 25.20 | 25.40 | 24.80 | 25.00 | 6181 | NASDAQ | DALN | Tue, Dec 27, 2016 | 25.97 | 26.00 | 24.60 | 25.00 | 6180 | NASDAQ | DALN | Fri, Dec 23, 2016 | 25.80 | 26.00 | 25.60 | 26.00 | 6179 | NASDAQ | DALN | Thu, Dec 22, 2016 | 25.80 | 26.00 | 25.60 | 26.00 | 6178 | NASDAQ | DALN | Wed, Dec 21, 2016 | 26.00 | 26.00 | 25.40 | 26.00 | 6177 | NASDAQ | DALN | Tue, Dec 20, 2016 | 25.00 | 26.00 | 25.00 | 25.80 | 6176 | NASDAQ | DALN | Mon, Dec 19, 2016 | 25.60 | 26.00 | 24.80 | 25.40 | 6175 | NASDAQ | DALN | Fri, Dec 16, 2016 | 26.84 | 26.84 | 25.60 | 26.00 | 6174 | NASDAQ | DALN | Thu, Dec 15, 2016 | 26.20 | 26.80 | 26.20 | 26.60 | 6173 | NASDAQ | DALN | Wed, Dec 14, 2016 | 26.60 | 27.60 | 26.02 | 26.60 | 6172 | NASDAQ | DALN | Tue, Dec 13, 2016 | 25.00 | 26.60 | 25.00 | 26.60 | 6171 | NASDAQ | DALN | Mon, Dec 12, 2016 | 24.60 | 25.20 | 24.60 | 24.90 | 6170 | NASDAQ | DALN | Fri, Dec 9, 2016 | 24.80 | 25.00 | 24.40 | 24.40 | 6169 | NASDAQ | DALN | Thu, Dec 8, 2016 | 24.60 | 25.00 | 24.60 | 24.60 | 6168 | NASDAQ | DALN | Wed, Dec 7, 2016 | 24.40 | 25.20 | 24.40 | 24.60 | 6167 | NASDAQ | DALN | Tue, Dec 6, 2016 | 24.80 | 25.00 | 24.40 | 24.40 | 6166 | NASDAQ | DALN | Mon, Dec 5, 2016 | 24.40 | 25.20 | 24.40 | 25.00 | 6165 | NASDAQ | DALN | Fri, Dec 2, 2016 | 24.40 | 25.20 | 24.40 | 24.60 | 6164 | NASDAQ | DALN | Thu, Dec 1, 2016 | 24.40 | 25.40 | 24.40 | 24.60 | 6163 | NASDAQ | DALN | Wed, Nov 30, 2016 | 25.56 | 25.60 | 24.20 | 24.60 | 6162 | NASDAQ | DALN | Tue, Nov 29, 2016 | 25.00 | 25.40 | 24.25 | 24.60 | 6161 | NASDAQ | DALN | Mon, Nov 28, 2016 | 24.20 | 25.00 | 24.20 | 24.80 | 6160 | NASDAQ | DALN | Fri, Nov 25, 2016 | 24.80 | 24.80 | 23.80 | 24.80 | 6159 | NASDAQ | DALN | Wed, Nov 23, 2016 | 25.00 | 25.00 | 24.00 | 24.80 | 6158 | NASDAQ | DALN | Tue, Nov 22, 2016 | 24.20 | 25.40 | 24.00 | 24.60 | 6157 | NASDAQ | DALN | Mon, Nov 21, 2016 | 24.00 | 24.40 | 23.80 | 24.20 | 6156 | NASDAQ | DALN | Fri, Nov 18, 2016 | 24.60 | 24.60 | 23.80 | 24.20 | 6155 | NASDAQ | DALN | Thu, Nov 17, 2016 | 24.80 | 25.00 | 24.60 | 24.60 | 6154 | NASDAQ | DALN | Wed, Nov 16, 2016 | 24.80 | 25.00 | 24.60 | 24.60 | 6153 | NASDAQ | DALN | Tue, Nov 15, 2016 | 24.60 | 25.00 | 24.00 | 24.80 | 6152 | NASDAQ | DALN | Mon, Nov 14, 2016 | 24.20 | 25.00 | 24.00 | 24.80 | 6151 | NASDAQ | DALN | Fri, Nov 11, 2016 | 24.20 | 24.80 | 23.80 | 24.00 | 6150 | NASDAQ | DALN | Thu, Nov 10, 2016 | 24.00 | 25.00 | 23.80 | 24.20 | 6149 | NASDAQ | DALN | Wed, Nov 9, 2016 | 23.40 | 24.60 | 23.00 | 24.40 | 6148 | NASDAQ | DALN | Tue, Nov 8, 2016 | 24.60 | 25.20 | 23.40 | 23.60 | 6147 | NASDAQ | DALN | Mon, Nov 7, 2016 | 26.00 | 26.00 | 24.40 | 24.40 | 6146 | NASDAQ | DALN | Fri, Nov 4, 2016 | 25.40 | 26.20 | 25.40 | 25.60 | 6145 | NASDAQ | DALN | Thu, Nov 3, 2016 | 25.20 | 25.80 | 24.60 | 25.20 | 6144 | NASDAQ | DALN | Wed, Nov 2, 2016 | 23.00 | 25.40 | 21.40 | 25.40 | 6143 | NASDAQ | DALN | Tue, Nov 1, 2016 | 25.80 | 25.80 | 23.80 | 24.00 | 6142 | NASDAQ | DALN | Mon, Oct 31, 2016 | 26.40 | 26.40 | 25.40 | 25.40 | 6141 | NASDAQ | DALN | Fri, Oct 28, 2016 | 25.60 | 26.80 | 25.40 | 26.40 | 6140 | NASDAQ | DALN | Thu, Oct 27, 2016 | 26.80 | 26.80 | 25.20 | 25.60 | 6139 | NASDAQ | DALN | Wed, Oct 26, 2016 | 27.40 | 27.40 | 26.40 | 26.80 | 6138 | NASDAQ | DALN | Tue, Oct 25, 2016 | 27.60 | 27.80 | 27.20 | 27.20 | 6137 | NASDAQ | DALN | Mon, Oct 24, 2016 | 27.80 | 28.60 | 27.40 | 27.60 | 6136 | NASDAQ | DALN | Fri, Oct 21, 2016 | 28.00 | 28.20 | 27.40 | 27.80 | 6135 | NASDAQ | DALN | Thu, Oct 20, 2016 | 28.20 | 28.43 | 27.69 | 28.00 | 6134 | NASDAQ | DALN | Wed, Oct 19, 2016 | 28.40 | 28.80 | 27.80 | 28.40 | 6133 | NASDAQ | DALN | Tue, Oct 18, 2016 | 28.20 | 28.80 | 27.86 | 28.60 | 6132 | NASDAQ | DALN | Mon, Oct 17, 2016 | 28.80 | 28.80 | 27.20 | 28.00 | 6131 | NASDAQ | DALN | Fri, Oct 14, 2016 | 28.92 | 29.08 | 28.20 | 28.44 | 6130 | NASDAQ | DALN | Thu, Oct 13, 2016 | 29.36 | 29.36 | 28.68 | 29.00 | 6129 | NASDAQ | DALN | Wed, Oct 12, 2016 | 29.00 | 29.84 | 29.00 | 29.04 | 6128 | NASDAQ | DALN | Tue, Oct 11, 2016 | 28.68 | 29.32 | 28.68 | 29.08 | 6127 | NASDAQ | DALN | Mon, Oct 10, 2016 | 29.08 | 29.32 | 28.60 | 28.68 | 6126 | NASDAQ | DALN | Fri, Oct 7, 2016 | 29.04 | 29.30 | 28.78 | 29.16 | 6125 | NASDAQ | DALN | Thu, Oct 6, 2016 | 29.04 | 29.76 | 29.04 | 29.32 | 6124 | NASDAQ | DALN | Wed, Oct 5, 2016 | 29.44 | 29.72 | 29.08 | 29.20 | 6123 | NASDAQ | DALN | Tue, Oct 4, 2016 | 29.40 | 29.84 | 28.68 | 29.32 | 6122 | NASDAQ | DALN | Mon, Oct 3, 2016 | 28.80 | 29.81 | 28.80 | 29.48 | 6121 | NASDAQ | DALN | Fri, Sep 30, 2016 | 29.08 | 29.96 | 28.60 | 29.40 | 6120 | NASDAQ | DALN | Thu, Sep 29, 2016 | 30.36 | 30.36 | 29.04 | 29.24 | 6119 | NASDAQ | DALN | Wed, Sep 28, 2016 | 30.64 | 30.64 | 29.80 | 30.20 | 6118 | NASDAQ | DALN | Tue, Sep 27, 2016 | 29.88 | 31.17 | 29.88 | 30.44 | 6117 | NASDAQ | DALN | Mon, Sep 26, 2016 | 31.40 | 31.80 | 29.16 | 29.64 | 6116 | NASDAQ | DALN | Fri, Sep 23, 2016 | 28.80 | 31.60 | 27.80 | 31.16 | 6115 | NASDAQ | DALN | Thu, Sep 22, 2016 | 27.72 | 28.36 | 27.48 | 27.56 | 6114 | NASDAQ | DALN | Wed, Sep 21, 2016 | 27.96 | 28.00 | 27.36 | 27.92 | 6113 | NASDAQ | DALN | Tue, Sep 20, 2016 | 27.28 | 27.96 | 26.96 | 27.96 | 6112 | NASDAQ | DALN | Mon, Sep 19, 2016 | 26.40 | 27.16 | 26.40 | 26.96 | 6111 | NASDAQ | DALN | Fri, Sep 16, 2016 | 25.08 | 26.88 | 25.00 | 26.40 | 6110 | NASDAQ | DALN | Thu, Sep 15, 2016 | 25.16 | 25.40 | 24.84 | 25.16 | 6109 | NASDAQ | DALN | Wed, Sep 14, 2016 | 24.88 | 25.16 | 24.16 | 25.04 | 6108 | NASDAQ | DALN | Tue, Sep 13, 2016 | 25.60 | 25.68 | 24.80 | 24.84 | 6107 | NASDAQ | DALN | Mon, Sep 12, 2016 | 25.48 | 25.88 | 25.12 | 25.52 | 6106 | NASDAQ | DALN | Fri, Sep 9, 2016 | 24.96 | 25.80 | 24.88 | 25.52 | 6105 | NASDAQ | DALN | Thu, Sep 8, 2016 | 25.04 | 25.32 | 24.88 | 25.20 | 6104 | NASDAQ | DALN | Wed, Sep 7, 2016 | 25.00 | 25.52 | 24.92 | 25.00 | 6103 | NASDAQ | DALN | Tue, Sep 6, 2016 | 25.00 | 25.44 | 24.40 | 24.80 | 6102 | NASDAQ | DALN | Fri, Sep 2, 2016 | 24.76 | 24.80 | 23.62 | 24.60 | 6101 | NASDAQ | DALN | Thu, Sep 1, 2016 | 24.92 | 25.24 | 24.72 | 24.72 | 6100 | NASDAQ | DALN | Wed, Aug 31, 2016 | 24.22 | 25.00 | 23.76 | 25.00 | 6099 | NASDAQ | DALN | Tue, Aug 30, 2016 | 24.40 | 24.44 | 23.92 | 23.96 | 6098 | NASDAQ | DALN | Mon, Aug 29, 2016 | 24.08 | 24.40 | 23.80 | 24.40 | 6097 | NASDAQ | DALN | Fri, Aug 26, 2016 | 23.96 | 24.52 | 23.76 | 23.88 | 6096 | NASDAQ | DALN | Thu, Aug 25, 2016 | 24.40 | 24.60 | 23.92 | 24.12 | 6095 | NASDAQ | DALN | Wed, Aug 24, 2016 | 23.76 | 24.40 | 23.76 | 24.40 | 6094 | NASDAQ | DALN | Tue, Aug 23, 2016 | 23.60 | 23.92 | 23.56 | 23.88 | 6093 | NASDAQ | DALN | Mon, Aug 22, 2016 | 23.76 | 23.88 | 23.27 | 23.44 | 6092 | NASDAQ | DALN | Fri, Aug 19, 2016 | 23.40 | 23.88 | 23.36 | 23.72 | 6091 | NASDAQ | DALN | Thu, Aug 18, 2016 | 23.32 | 23.48 | 23.32 | 23.40 | 6090 | NASDAQ | DALN | Wed, Aug 17, 2016 | 23.48 | 23.48 | 23.16 | 23.48 | 6089 | NASDAQ | DALN | Tue, Aug 16, 2016 | 22.92 | 23.48 | 22.80 | 23.48 | 6088 | NASDAQ | DALN | Mon, Aug 15, 2016 | 23.24 | 23.84 | 22.79 | 23.00 | 6087 | NASDAQ | DALN | Fri, Aug 12, 2016 | 23.52 | 23.52 | 22.84 | 23.40 | 6086 | NASDAQ | DALN | Thu, Aug 11, 2016 | 23.52 | 23.84 | 23.28 | 23.36 | 6085 | NASDAQ | DALN | Wed, Aug 10, 2016 | 23.08 | 23.52 | 22.72 | 23.48 | 6084 | NASDAQ | DALN | Tue, Aug 9, 2016 | 22.96 | 23.54 | 22.96 | 23.00 | 6083 | NASDAQ | DALN | Mon, Aug 8, 2016 | 22.64 | 23.06 | 22.60 | 22.96 | 6082 | NASDAQ | DALN | Fri, Aug 5, 2016 | 22.52 | 22.72 | 22.44 | 22.60 | 6081 | NASDAQ | DALN | Thu, Aug 4, 2016 | 22.64 | 22.76 | 22.28 | 22.40 | 6080 | NASDAQ | DALN | Wed, Aug 3, 2016 | 22.76 | 22.88 | 22.20 | 22.28 | 6079 | NASDAQ | DALN | Tue, Aug 2, 2016 | 21.24 | 22.88 | 21.00 | 22.44 | 6078 | NASDAQ | DALN | Mon, Aug 1, 2016 | 20.80 | 21.04 | 20.52 | 20.88 | 6077 | NASDAQ | DALN | Fri, Jul 29, 2016 | 21.28 | 22.12 | 20.60 | 20.68 | 6076 | NASDAQ | DALN | Thu, Jul 28, 2016 | 22.16 | 22.16 | 21.23 | 21.32 | 6075 | NASDAQ | DALN | Wed, Jul 27, 2016 | 22.40 | 22.40 | 21.81 | 22.04 | 6074 | NASDAQ | DALN | Tue, Jul 26, 2016 | 22.00 | 23.56 | 21.84 | 22.04 | 6073 | NASDAQ | DALN | Mon, Jul 25, 2016 | 21.60 | 21.84 | 21.32 | 21.60 | 6072 | NASDAQ | DALN | Fri, Jul 22, 2016 | 21.40 | 21.80 | 21.40 | 21.80 | 6071 | NASDAQ | DALN | Thu, Jul 21, 2016 | 21.36 | 21.60 | 21.15 | 21.60 | 6070 | NASDAQ | DALN | Wed, Jul 20, 2016 | 21.08 | 21.56 | 20.88 | 21.56 | 6069 | NASDAQ | DALN | Tue, Jul 19, 2016 | 20.98 | 21.20 | 20.68 | 21.08 | 6068 | NASDAQ | DALN | Mon, Jul 18, 2016 | 20.40 | 20.84 | 20.28 | 20.68 | 6067 | NASDAQ | DALN | Fri, Jul 15, 2016 | 20.04 | 20.76 | 20.03 | 20.68 | 6066 | NASDAQ | DALN | Thu, Jul 14, 2016 | 20.08 | 20.16 | 19.92 | 19.96 | 6065 | NASDAQ | DALN | Wed, Jul 13, 2016 | 19.84 | 20.12 | 19.84 | 19.88 | 6064 | NASDAQ | DALN | Tue, Jul 12, 2016 | 19.84 | 20.12 | 19.80 | 19.84 | 6063 | NASDAQ | DALN | Mon, Jul 11, 2016 | 20.00 | 20.03 | 19.72 | 19.84 | 6062 | NASDAQ | DALN | Fri, Jul 8, 2016 | 19.88 | 19.92 | 19.72 | 19.84 | 6061 | NASDAQ | DALN | Thu, Jul 7, 2016 | 19.52 | 20.00 | 19.52 | 19.92 | 6060 | NASDAQ | DALN | Wed, Jul 6, 2016 | 19.96 | 20.16 | 19.68 | 19.96 | 6059 | NASDAQ | DALN | Tue, Jul 5, 2016 | 20.21 | 20.21 | 19.52 | 20.04 | 6058 | NASDAQ | DALN | Fri, Jul 1, 2016 | 19.96 | 19.96 | 19.48 | 19.72 | 6057 | NASDAQ | DALN | Thu, Jun 30, 2016 | 19.64 | 20.04 | 19.59 | 20.00 | 6056 | NASDAQ | DALN | Wed, Jun 29, 2016 | 19.24 | 19.84 | 19.24 | 19.72 | 6055 | NASDAQ | DALN | Tue, Jun 28, 2016 | 19.56 | 19.84 | 19.20 | 19.20 | 6054 | NASDAQ | DALN | Mon, Jun 27, 2016 | 19.20 | 19.52 | 19.20 | 19.36 | 6053 | NASDAQ | DALN | Fri, Jun 24, 2016 | 19.52 | 19.88 | 19.08 | 19.20 | 6052 | NASDAQ | DALN | Thu, Jun 23, 2016 | 20.12 | 20.24 | 19.84 | 19.88 | 6051 | NASDAQ | DALN | Wed, Jun 22, 2016 | 20.19 | 20.24 | 19.96 | 20.12 | 6050 | NASDAQ | DALN | Tue, Jun 21, 2016 | 20.24 | 20.24 | 19.68 | 20.08 | 6049 | NASDAQ | DALN | Mon, Jun 20, 2016 | 20.24 | 20.40 | 20.08 | 20.08 | 6048 | NASDAQ | DALN | Fri, Jun 17, 2016 | 20.12 | 20.52 | 19.92 | 20.00 | 6047 | NASDAQ | DALN | Thu, Jun 16, 2016 | 20.20 | 20.20 | 19.68 | 19.96 | 6046 | NASDAQ | DALN | Wed, Jun 15, 2016 | 19.84 | 20.36 | 19.84 | 20.20 | 6045 | NASDAQ | DALN | Tue, Jun 14, 2016 | 20.12 | 20.12 | 19.80 | 19.92 | 6044 | NASDAQ | DALN | Mon, Jun 13, 2016 | 20.47 | 20.47 | 19.48 | 20.00 | 6043 | NASDAQ | DALN | Fri, Jun 10, 2016 | 20.52 | 20.64 | 20.04 | 20.04 | 6042 | NASDAQ | DALN | Thu, Jun 9, 2016 | 20.40 | 20.60 | 20.36 | 20.56 | 6041 | NASDAQ | DALN | Wed, Jun 8, 2016 | 20.56 | 20.84 | 20.00 | 20.44 | 6040 | NASDAQ | DALN | Tue, Jun 7, 2016 | 20.40 | 20.88 | 20.40 | 20.48 | 6039 | NASDAQ | DALN | Mon, Jun 6, 2016 | 20.44 | 20.68 | 20.32 | 20.40 | 6038 | NASDAQ | DALN | Fri, Jun 3, 2016 | 20.64 | 20.64 | 20.10 | 20.40 | 6037 | NASDAQ | DALN | Thu, Jun 2, 2016 | 19.84 | 20.68 | 19.84 | 20.52 | 6036 | NASDAQ | DALN | Wed, Jun 1, 2016 | 20.28 | 20.44 | 19.84 | 19.92 | 6035 | NASDAQ | DALN | Tue, May 31, 2016 | 20.12 | 20.52 | 20.08 | 20.44 | 6034 | NASDAQ | DALN | Fri, May 27, 2016 | 20.36 | 20.36 | 19.72 | 20.12 | 6033 | NASDAQ | DALN | Thu, May 26, 2016 | 20.16 | 20.36 | 19.84 | 20.36 | 6032 | NASDAQ | DALN | Wed, May 25, 2016 | 20.32 | 20.44 | 20.08 | 20.32 | 6031 | NASDAQ | DALN | Tue, May 24, 2016 | 20.24 | 20.36 | 20.04 | 20.12 | 6030 | NASDAQ | DALN | Mon, May 23, 2016 | 19.72 | 20.28 | 19.40 | 20.04 | 6029 | NASDAQ | DALN | Fri, May 20, 2016 | 19.40 | 19.80 | 19.20 | 19.72 | 6028 | NASDAQ | DALN | Thu, May 19, 2016 | 19.56 | 19.56 | 19.08 | 19.32 | 6027 | NASDAQ | DALN | Wed, May 18, 2016 | 20.00 | 20.18 | 19.24 | 19.52 | 6026 | NASDAQ | DALN | Tue, May 17, 2016 | 19.72 | 20.32 | 19.42 | 19.92 | 6025 | NASDAQ | DALN | Mon, May 16, 2016 | 20.24 | 20.24 | 19.68 | 19.76 | 6024 | NASDAQ | DALN | Fri, May 13, 2016 | 20.00 | 20.36 | 19.64 | 20.36 | 6023 | NASDAQ | DALN | Thu, May 12, 2016 | 20.00 | 20.20 | 20.00 | 20.08 | 6022 | NASDAQ | DALN | Wed, May 11, 2016 | 19.56 | 20.12 | 19.56 | 20.00 | 6021 | NASDAQ | DALN | Tue, May 10, 2016 | 19.80 | 20.00 | 19.80 | 19.92 | 6020 | NASDAQ | DALN | Mon, May 9, 2016 | 19.92 | 20.00 | 19.84 | 19.88 | 6019 | NASDAQ | DALN | Fri, May 6, 2016 | 19.88 | 20.08 | 19.58 | 19.88 | 6018 | NASDAQ | DALN | Thu, May 5, 2016 | 19.64 | 20.00 | 19.24 | 19.88 | 6017 | NASDAQ | DALN | Wed, May 4, 2016 | 20.24 | 20.56 | 19.44 | 19.44 | 6016 | NASDAQ | DALN | Tue, May 3, 2016 | 20.96 | 20.96 | 20.24 | 20.28 | 6015 | NASDAQ | DALN | Mon, May 2, 2016 | 19.92 | 20.60 | 19.62 | 20.36 | 6014 | NASDAQ | DALN | Fri, Apr 29, 2016 | 19.00 | 19.84 | 19.00 | 19.72 | 6013 | NASDAQ | DALN | Thu, Apr 28, 2016 | 19.24 | 19.64 | 19.04 | 19.04 | 6012 | NASDAQ | DALN | Wed, Apr 27, 2016 | 19.32 | 19.80 | 19.12 | 19.28 | 6011 | NASDAQ | DALN | Tue, Apr 26, 2016 | 19.28 | 19.80 | 19.20 | 19.20 | 6010 | NASDAQ | DALN | Mon, Apr 25, 2016 | 20.04 | 20.99 | 19.20 | 19.28 | 6009 | NASDAQ | DALN | Fri, Apr 22, 2016 | 19.28 | 19.84 | 19.20 | 19.20 | 6008 | NASDAQ | DALN | Thu, Apr 21, 2016 | 19.48 | 19.60 | 19.08 | 19.24 | 6007 | NASDAQ | DALN | Wed, Apr 20, 2016 | 19.28 | 19.64 | 19.00 | 19.52 | 6006 | NASDAQ | DALN | Tue, Apr 19, 2016 | 19.60 | 19.84 | 19.00 | 19.44 | 6005 | NASDAQ | DALN | Mon, Apr 18, 2016 | 19.48 | 19.76 | 19.36 | 19.60 | 6004 | NASDAQ | DALN | Fri, Apr 15, 2016 | 19.44 | 19.60 | 19.36 | 19.36 | 6003 | NASDAQ | DALN | Thu, Apr 14, 2016 | 19.60 | 19.60 | 19.28 | 19.48 | 6002 | NASDAQ | DALN | Wed, Apr 13, 2016 | 19.48 | 19.56 | 19.28 | 19.48 | 6001 | NASDAQ | DALN | Tue, Apr 12, 2016 | 19.36 | 19.48 | 19.16 | 19.40 | 6000 | NASDAQ | DALN | Mon, Apr 11, 2016 | 19.52 | 19.52 | 19.16 | 19.20 | 5999 | NASDAQ | DALN | Fri, Apr 8, 2016 | 19.41 | 19.48 | 19.36 | 19.36 | 5998 | NASDAQ | DALN | Thu, Apr 7, 2016 | 19.20 | 19.58 | 19.20 | 19.20 | 5997 | NASDAQ | DALN | Wed, Apr 6, 2016 | 19.40 | 19.44 | 19.20 | 19.40 | 5996 | NASDAQ | DALN | Tue, Apr 5, 2016 | 19.20 | 19.20 | 19.20 | 19.24 | 5995 | NASDAQ | DALN | Mon, Apr 4, 2016 | 19.48 | 19.48 | 19.20 | 19.20 | 5994 | NASDAQ | DALN | Fri, Apr 1, 2016 | 19.16 | 19.84 | 19.16 | 19.48 | 5993 | NASDAQ | DALN | Thu, Mar 31, 2016 | 19.72 | 20.00 | 19.24 | 19.24 | 5992 | NASDAQ | DALN | Wed, Mar 30, 2016 | 19.92 | 20.15 | 19.60 | 19.60 | 5991 | NASDAQ | DALN | Tue, Mar 29, 2016 | 19.92 | 20.00 | 19.60 | 19.88 | 5990 | NASDAQ | DALN | Mon, Mar 28, 2016 | 20.00 | 20.16 | 19.60 | 19.88 | 5989 | NASDAQ | DALN | Thu, Mar 24, 2016 | 20.08 | 20.10 | 19.84 | 20.04 | 5988 | NASDAQ | DALN | Wed, Mar 23, 2016 | 20.60 | 20.60 | 20.12 | 20.24 | 5987 | NASDAQ | DALN | Tue, Mar 22, 2016 | 20.48 | 20.68 | 20.36 | 20.64 | 5986 | NASDAQ | DALN | Mon, Mar 21, 2016 | 20.88 | 21.20 | 20.40 | 20.68 | 5985 | NASDAQ | DALN | Fri, Mar 18, 2016 | 21.16 | 22.00 | 20.36 | 21.32 | 5984 | NASDAQ | DALN | Thu, Mar 17, 2016 | 21.48 | 21.80 | 21.16 | 21.68 | 5983 | NASDAQ | DALN | Wed, Mar 16, 2016 | 21.64 | 21.64 | 21.32 | 21.40 | 5982 | NASDAQ | DALN | Tue, Mar 15, 2016 | 21.88 | 21.88 | 21.88 | 21.64 | 5981 | NASDAQ | DALN | Mon, Mar 14, 2016 | 22.20 | 22.40 | 21.56 | 22.04 | 5980 | NASDAQ | DALN | Fri, Mar 11, 2016 | 22.48 | 22.48 | 22.48 | 22.20 | 5979 | NASDAQ | DALN | Thu, Mar 10, 2016 | 23.60 | 23.60 | 23.60 | 22.48 | 5978 | NASDAQ | DALN | Wed, Mar 9, 2016 | 22.12 | 23.64 | 21.32 | 23.60 | 5977 | NASDAQ | DALN | Tue, Mar 8, 2016 | 22.88 | 22.88 | 21.72 | 21.92 | 5976 | NASDAQ | DALN | Mon, Mar 7, 2016 | 22.80 | 23.84 | 22.20 | 23.04 | 5975 | NASDAQ | DALN | Fri, Mar 4, 2016 | 23.44 | 24.20 | 21.59 | 22.56 | 5974 | NASDAQ | DALN | Thu, Mar 3, 2016 | 24.40 | 24.40 | 24.40 | 22.88 | 5973 | NASDAQ | DALN | Wed, Mar 2, 2016 | 24.24 | 24.60 | 24.24 | 24.40 | 5972 | NASDAQ | DALN | Tue, Mar 1, 2016 | 24.24 | 24.60 | 24.00 | 24.40 | 5971 | NASDAQ | DALN | Mon, Feb 29, 2016 | 24.12 | 24.60 | 23.92 | 23.92 | 5970 | NASDAQ | DALN | Fri, Feb 26, 2016 | 23.80 | 24.20 | 23.72 | 24.00 | 5969 | NASDAQ | DALN | Thu, Feb 25, 2016 | 23.20 | 23.68 | 23.08 | 23.52 | 5968 | NASDAQ | DALN | Wed, Feb 24, 2016 | 22.88 | 23.20 | 22.76 | 23.04 | 5967 | NASDAQ | DALN | Tue, Feb 23, 2016 | 22.92 | 23.40 | 22.56 | 23.08 | 5966 | NASDAQ | DALN | Mon, Feb 22, 2016 | 23.48 | 24.00 | 22.68 | 22.80 | 5965 | NASDAQ | DALN | Fri, Feb 19, 2016 | 22.88 | 23.84 | 22.88 | 23.24 | 5964 | NASDAQ | DALN | Thu, Feb 18, 2016 | 22.80 | 23.28 | 22.64 | 22.84 | 5963 | NASDAQ | DALN | Wed, Feb 17, 2016 | 22.80 | 23.40 | 21.68 | 22.64 | 5962 | NASDAQ | DALN | Tue, Feb 16, 2016 | 22.84 | 22.84 | 21.60 | 22.72 | 5961 | NASDAQ | DALN | Fri, Feb 12, 2016 | 22.16 | 22.72 | 21.52 | 22.72 | 5960 | NASDAQ | DALN | Thu, Feb 11, 2016 | 22.60 | 22.84 | 22.16 | 22.20 | 5959 | NASDAQ | DALN | Wed, Feb 10, 2016 | 22.76 | 23.36 | 22.54 | 22.96 | 5958 | NASDAQ | DALN | Tue, Feb 9, 2016 | 23.04 | 23.60 | 22.36 | 23.00 | 5957 | NASDAQ | DALN | Mon, Feb 8, 2016 | 23.88 | 23.94 | 22.00 | 23.32 | 5956 | NASDAQ | DALN | Fri, Feb 5, 2016 | 24.40 | 24.60 | 23.92 | 23.96 | 5955 | NASDAQ | DALN | Thu, Feb 4, 2016 | 24.40 | 24.60 | 24.04 | 24.48 | 5954 | NASDAQ | DALN | Wed, Feb 3, 2016 | 24.20 | 25.04 | 24.00 | 24.28 | 5953 | NASDAQ | DALN | Tue, Feb 2, 2016 | 24.08 | 24.40 | 23.68 | 24.00 | 5952 | NASDAQ | DALN | Mon, Feb 1, 2016 | 24.00 | 24.60 | 24.00 | 24.00 | 5951 | NASDAQ | DALN | Fri, Jan 29, 2016 | 24.00 | 24.79 | 23.76 | 23.92 | 5950 | NASDAQ | DALN | Thu, Jan 28, 2016 | 22.84 | 23.92 | 22.40 | 23.88 | 5949 | NASDAQ | DALN | Wed, Jan 27, 2016 | 22.76 | 22.94 | 22.32 | 22.72 | 5948 | NASDAQ | DALN | Tue, Jan 26, 2016 | 21.40 | 22.88 | 21.40 | 22.80 | 5947 | NASDAQ | DALN | Mon, Jan 25, 2016 | 22.04 | 22.04 | 20.84 | 21.28 | 5946 | NASDAQ | DALN | Fri, Jan 22, 2016 | 21.88 | 22.60 | 21.56 | 22.04 | 5945 | NASDAQ | DALN | Thu, Jan 21, 2016 | 20.68 | 21.68 | 20.05 | 21.60 | 5944 | NASDAQ | DALN | Wed, Jan 20, 2016 | 20.24 | 20.80 | 19.40 | 20.68 | 5943 | NASDAQ | DALN | Tue, Jan 19, 2016 | 20.40 | 20.60 | 19.60 | 20.24 | 5942 | NASDAQ | DALN | Fri, Jan 15, 2016 | 19.36 | 20.20 | 19.32 | 20.16 | 5941 | NASDAQ | DALN | Thu, Jan 14, 2016 | 19.76 | 20.32 | 19.16 | 20.08 | 5940 | NASDAQ | DALN | Wed, Jan 13, 2016 | 19.96 | 20.36 | 19.48 | 19.72 | 5939 | NASDAQ | DALN | Tue, Jan 12, 2016 | 20.20 | 21.08 | 19.76 | 19.88 | 5938 | NASDAQ | DALN | Mon, Jan 11, 2016 | 20.20 | 20.64 | 19.64 | 20.20 | 5937 | NASDAQ | DALN | Fri, Jan 8, 2016 | 20.00 | 20.32 | 20.00 | 20.04 | 5936 | NASDAQ | DALN | Thu, Jan 7, 2016 | 20.60 | 20.96 | 19.64 | 19.72 | 5935 | NASDAQ | DALN | Wed, Jan 6, 2016 | 20.20 | 21.20 | 20.20 | 20.76 | 5934 | NASDAQ | DALN | Tue, Jan 5, 2016 | 20.44 | 20.80 | 19.82 | 20.12 | 5933 | NASDAQ | DALN | Mon, Jan 4, 2016 | 19.76 | 20.44 | 19.60 | 20.24 | 5932 | NASDAQ | DALN | Thu, Dec 31, 2015 | 20.36 | 20.92 | 19.76 | 20.00 | 5931 | NASDAQ | DALN | Wed, Dec 30, 2015 | 20.36 | 20.68 | 20.10 | 20.52 | 5930 | NASDAQ | DALN | Tue, Dec 29, 2015 | 20.40 | 20.60 | 20.04 | 20.32 | 5929 | NASDAQ | DALN | Mon, Dec 28, 2015 | 21.32 | 21.52 | 19.92 | 20.04 | 5928 | NASDAQ | DALN | Thu, Dec 24, 2015 | 21.36 | 21.48 | 20.96 | 21.28 | 5927 | NASDAQ | DALN | Wed, Dec 23, 2015 | 20.96 | 21.40 | 20.88 | 21.36 | 5926 | NASDAQ | DALN | Tue, Dec 22, 2015 | 20.84 | 21.04 | 20.35 | 20.88 | 5925 | NASDAQ | DALN | Mon, Dec 21, 2015 | 20.52 | 20.80 | 20.28 | 20.80 | 5924 | NASDAQ | DALN | Fri, Dec 18, 2015 | 20.52 | 20.64 | 20.12 | 20.44 | 5923 | NASDAQ | DALN | Thu, Dec 17, 2015 | 21.00 | 21.12 | 20.08 | 20.32 | 5922 | NASDAQ | DALN | Wed, Dec 16, 2015 | 20.04 | 21.20 | 20.04 | 21.12 | 5921 | NASDAQ | DALN | Tue, Dec 15, 2015 | 20.04 | 20.52 | 20.00 | 20.28 | 5920 | NASDAQ | DALN | Mon, Dec 14, 2015 | 20.76 | 21.08 | 19.84 | 20.00 | 5919 | NASDAQ | DALN | Fri, Dec 11, 2015 | 20.80 | 20.88 | 19.72 | 20.68 | 5918 | NASDAQ | DALN | Thu, Dec 10, 2015 | 20.92 | 21.24 | 20.80 | 20.84 | 5917 | NASDAQ | DALN | Wed, Dec 9, 2015 | 21.20 | 21.40 | 20.80 | 21.28 | 5916 | NASDAQ | DALN | Tue, Dec 8, 2015 | 20.80 | 21.36 | 20.80 | 21.32 | 5915 | NASDAQ | DALN | Mon, Dec 7, 2015 | 20.88 | 21.24 | 20.80 | 20.96 | 5914 | NASDAQ | DALN | Fri, Dec 4, 2015 | 21.52 | 21.82 | 20.80 | 20.92 | 5913 | NASDAQ | DALN | Thu, Dec 3, 2015 | 22.20 | 22.36 | 21.32 | 21.60 | 5912 | NASDAQ | DALN | Wed, Dec 2, 2015 | 22.32 | 22.44 | 21.88 | 22.20 | 5911 | NASDAQ | DALN | Tue, Dec 1, 2015 | 22.52 | 22.52 | 22.04 | 22.04 | 5910 | NASDAQ | DALN | Mon, Nov 30, 2015 | 21.92 | 22.56 | 21.76 | 22.16 | 5909 | NASDAQ | DALN | Fri, Nov 27, 2015 | 21.64 | 22.28 | 21.16 | 21.92 | 5908 | NASDAQ | DALN | Wed, Nov 25, 2015 | 21.68 | 23.00 | 21.52 | 21.52 | 5907 | NASDAQ | DALN | Tue, Nov 24, 2015 | 21.10 | 21.64 | 20.96 | 21.64 | 5906 | NASDAQ | DALN | Mon, Nov 23, 2015 | 20.88 | 21.60 | 20.84 | 21.52 | 5905 | NASDAQ | DALN | Fri, Nov 20, 2015 | 20.92 | 21.44 | 20.88 | 21.00 | 5904 | NASDAQ | DALN | Thu, Nov 19, 2015 | 21.56 | 21.68 | 20.84 | 20.96 | 5903 | NASDAQ | DALN | Wed, Nov 18, 2015 | 20.92 | 21.76 | 20.84 | 21.52 | 5902 | NASDAQ | DALN | Tue, Nov 17, 2015 | 21.36 | 21.84 | 20.87 | 21.04 | 5901 | NASDAQ | DALN | Mon, Nov 16, 2015 | 20.96 | 21.52 | 20.80 | 21.28 | 5900 | NASDAQ | DALN | Fri, Nov 13, 2015 | 20.80 | 21.44 | 20.80 | 20.88 | 5899 | NASDAQ | DALN | Thu, Nov 12, 2015 | 20.88 | 21.56 | 20.88 | 20.92 | 5898 | NASDAQ | DALN | Wed, Nov 11, 2015 | 20.80 | 21.20 | 20.72 | 21.00 | 5897 | NASDAQ | DALN | Tue, Nov 10, 2015 | 22.16 | 22.44 | 20.84 | 20.88 | 5896 | NASDAQ | DALN | Mon, Nov 9, 2015 | 22.08 | 22.44 | 22.08 | 22.28 | 5895 | NASDAQ | DALN | Fri, Nov 6, 2015 | 22.32 | 22.32 | 21.80 | 22.08 | 5894 | NASDAQ | DALN | Thu, Nov 5, 2015 | 22.28 | 22.60 | 22.00 | 22.36 | 5893 | NASDAQ | DALN | Wed, Nov 4, 2015 | 22.44 | 22.96 | 21.82 | 22.12 | 5892 | NASDAQ | DALN | Tue, Nov 3, 2015 | 22.04 | 22.84 | 22.04 | 22.32 | 5891 | NASDAQ | DALN | Mon, Nov 2, 2015 | 21.96 | 22.76 | 21.76 | 22.04 | 5890 | NASDAQ | DALN | Fri, Oct 30, 2015 | 22.20 | 22.32 | 21.58 | 21.64 | 5889 | NASDAQ | DALN | Thu, Oct 29, 2015 | 23.12 | 23.32 | 22.08 | 22.24 | 5888 | NASDAQ | DALN | Wed, Oct 28, 2015 | 22.48 | 22.52 | 21.56 | 22.52 | 5887 | NASDAQ | DALN | Tue, Oct 27, 2015 | 22.44 | 22.56 | 21.88 | 22.36 | 5886 | NASDAQ | DALN | Mon, Oct 26, 2015 | 22.60 | 23.20 | 22.12 | 22.48 | 5885 | NASDAQ | DALN | Fri, Oct 23, 2015 | 24.28 | 24.28 | 22.52 | 22.64 | 5884 | NASDAQ | DALN | Thu, Oct 22, 2015 | 23.16 | 24.62 | 22.84 | 24.04 | 5883 | NASDAQ | DALN | Wed, Oct 21, 2015 | 23.36 | 23.36 | 22.68 | 23.04 | 5882 | NASDAQ | DALN | Tue, Oct 20, 2015 | 22.20 | 23.12 | 22.20 | 23.00 | 5881 | NASDAQ | DALN | Mon, Oct 19, 2015 | 22.32 | 22.32 | 21.84 | 22.20 | 5880 | NASDAQ | DALN | Fri, Oct 16, 2015 | 22.76 | 22.76 | 22.24 | 22.44 | 5879 | NASDAQ | DALN | Thu, Oct 15, 2015 | 23.00 | 23.32 | 22.64 | 22.64 | 5878 | NASDAQ | DALN | Wed, Oct 14, 2015 | 24.00 | 24.00 | 23.00 | 23.04 | 5877 | NASDAQ | DALN | Tue, Oct 13, 2015 | 23.76 | 24.32 | 23.69 | 23.92 | 5876 | NASDAQ | DALN | Mon, Oct 12, 2015 | 24.32 | 25.28 | 22.92 | 24.00 | 5875 | NASDAQ | DALN | Fri, Oct 9, 2015 | 23.12 | 23.80 | 21.91 | 23.80 | 5874 | NASDAQ | DALN | Thu, Oct 8, 2015 | 19.00 | 23.24 | 19.00 | 22.80 | 5873 | NASDAQ | DALN | Wed, Oct 7, 2015 | 19.04 | 19.32 | 18.72 | 18.72 | 5872 | NASDAQ | DALN | Tue, Oct 6, 2015 | 19.76 | 19.88 | 18.64 | 19.08 | 5871 | NASDAQ | DALN | Mon, Oct 5, 2015 | 19.68 | 20.20 | 19.60 | 19.76 | 5870 | NASDAQ | DALN | Fri, Oct 2, 2015 | 19.00 | 19.60 | 18.58 | 19.48 | 5869 | NASDAQ | DALN | Thu, Oct 1, 2015 | 19.56 | 19.64 | 18.96 | 19.16 | 5868 | NASDAQ | DALN | Wed, Sep 30, 2015 | 18.92 | 19.76 | 18.76 | 19.72 | 5867 | NASDAQ | DALN | Tue, Sep 29, 2015 | 18.84 | 19.16 | 18.48 | 18.48 | 5866 | NASDAQ | DALN | Mon, Sep 28, 2015 | 19.44 | 19.72 | 18.88 | 19.00 | 5865 | NASDAQ | DALN | Fri, Sep 25, 2015 | 19.80 | 19.88 | 19.20 | 19.36 | 5864 | NASDAQ | DALN | Thu, Sep 24, 2015 | 19.24 | 19.64 | 19.20 | 19.48 | 5863 | NASDAQ | DALN | Wed, Sep 23, 2015 | 19.84 | 19.92 | 19.00 | 19.28 | 5862 | NASDAQ | DALN | Tue, Sep 22, 2015 | 19.68 | 20.20 | 19.28 | 19.76 | 5861 | NASDAQ | DALN | Mon, Sep 21, 2015 | 20.32 | 20.32 | 19.68 | 19.76 | 5860 | NASDAQ | DALN | Fri, Sep 18, 2015 | 19.96 | 20.28 | 19.64 | 20.12 | 5859 | NASDAQ | DALN | Thu, Sep 17, 2015 | 20.24 | 20.60 | 20.08 | 20.08 | 5858 | NASDAQ | DALN | Wed, Sep 16, 2015 | 20.48 | 20.48 | 20.08 | 20.20 | 5857 | NASDAQ | DALN | Tue, Sep 15, 2015 | 20.60 | 20.64 | 20.12 | 20.32 | 5856 | NASDAQ | DALN | Mon, Sep 14, 2015 | 20.52 | 20.96 | 20.36 | 20.40 | 5855 | NASDAQ | DALN | Fri, Sep 11, 2015 | 20.08 | 21.00 | 20.04 | 20.80 | 5854 | NASDAQ | DALN | Thu, Sep 10, 2015 | 20.52 | 20.84 | 20.12 | 20.28 | 5853 | NASDAQ | DALN | Wed, Sep 9, 2015 | 20.52 | 21.20 | 20.04 | 20.44 | 5852 | NASDAQ | DALN | Tue, Sep 8, 2015 | 20.44 | 20.44 | 20.00 | 20.20 | 5851 | NASDAQ | DALN | Fri, Sep 4, 2015 | 20.00 | 20.64 | 20.00 | 20.04 | 5850 | NASDAQ | DALN | Thu, Sep 3, 2015 | 20.64 | 21.00 | 19.76 | 19.88 | 5849 | NASDAQ | DALN | Wed, Sep 2, 2015 | 19.96 | 21.00 | 19.84 | 20.60 | 5848 | NASDAQ | DALN | Tue, Sep 1, 2015 | 19.76 | 20.14 | 19.60 | 19.60 | 5847 | NASDAQ | DALN | Mon, Aug 31, 2015 | 19.20 | 20.20 | 18.96 | 20.04 | 5846 | NASDAQ | DALN | Fri, Aug 28, 2015 | 19.24 | 19.48 | 19.04 | 19.28 | 5845 | NASDAQ | DALN | Thu, Aug 27, 2015 | 19.04 | 19.40 | 18.20 | 18.92 | 5844 | NASDAQ | DALN | Wed, Aug 26, 2015 | 19.00 | 19.00 | 18.40 | 18.56 | 5843 | NASDAQ | DALN | Tue, Aug 25, 2015 | 17.80 | 19.08 | 17.24 | 18.40 | 5842 | NASDAQ | DALN | Mon, Aug 24, 2015 | 17.00 | 18.40 | 16.84 | 17.40 | 5841 | NASDAQ | DALN | Fri, Aug 21, 2015 | 18.88 | 19.32 | 17.60 | 17.60 | 5840 | NASDAQ | DALN | Thu, Aug 20, 2015 | 19.48 | 19.92 | 18.88 | 18.88 | 5839 | NASDAQ | DALN | Wed, Aug 19, 2015 | 18.64 | 20.12 | 18.64 | 19.68 | 5838 | NASDAQ | DALN | Tue, Aug 18, 2015 | 19.00 | 19.47 | 18.52 | 18.72 | 5837 | NASDAQ | DALN | Mon, Aug 17, 2015 | 20.00 | 20.68 | 18.99 | 19.04 | 5836 | NASDAQ | DALN | Fri, Aug 14, 2015 | 19.04 | 20.32 | 18.52 | 19.76 | 5835 | NASDAQ | DALN | Thu, Aug 13, 2015 | 19.60 | 20.44 | 18.28 | 18.84 | 5834 | NASDAQ | DALN | Wed, Aug 12, 2015 | 19.72 | 20.20 | 19.00 | 19.64 | 5833 | NASDAQ | DALN | Tue, Aug 11, 2015 | 20.40 | 20.56 | 19.96 | 20.04 | 5832 | NASDAQ | DALN | Mon, Aug 10, 2015 | 20.76 | 20.84 | 20.40 | 20.44 | 5831 | NASDAQ | DALN | Fri, Aug 7, 2015 | 20.80 | 20.92 | 20.64 | 20.64 | 5830 | NASDAQ | DALN | Thu, Aug 6, 2015 | 20.92 | 21.16 | 20.60 | 20.84 | 5829 | NASDAQ | DALN | Wed, Aug 5, 2015 | 21.52 | 22.09 | 20.92 | 21.00 | 5828 | NASDAQ | DALN | Tue, Aug 4, 2015 | 21.36 | 21.56 | 20.64 | 21.48 | 5827 | NASDAQ | DALN | Mon, Aug 3, 2015 | 21.08 | 21.60 | 20.84 | 21.32 | 5826 | NASDAQ | DALN | Fri, Jul 31, 2015 | 21.44 | 21.68 | 20.60 | 20.60 | 5825 | NASDAQ | DALN | Thu, Jul 30, 2015 | 21.12 | 22.60 | 20.64 | 21.40 | 5824 | NASDAQ | DALN | Wed, Jul 29, 2015 | 21.64 | 23.24 | 21.16 | 21.20 | 5823 | NASDAQ | DALN | Tue, Jul 28, 2015 | 17.72 | 21.76 | 17.72 | 21.36 | 5822 | NASDAQ | DALN | Mon, Jul 27, 2015 | 18.84 | 18.92 | 17.72 | 18.36 | 5821 | NASDAQ | DALN | Fri, Jul 24, 2015 | 19.00 | 19.12 | 18.36 | 18.76 | 5820 | NASDAQ | DALN | Thu, Jul 23, 2015 | 19.68 | 19.96 | 18.96 | 19.04 | 5819 | NASDAQ | DALN | Wed, Jul 22, 2015 | 19.60 | 20.22 | 19.60 | 19.96 | 5818 | NASDAQ | DALN | Tue, Jul 21, 2015 | 20.24 | 20.24 | 19.60 | 19.64 | 5817 | NASDAQ | DALN | Mon, Jul 20, 2015 | 20.64 | 20.64 | 19.80 | 19.96 | 5816 | NASDAQ | DALN | Fri, Jul 17, 2015 | 20.36 | 20.40 | 19.60 | 20.04 | 5815 | NASDAQ | DALN | Thu, Jul 16, 2015 | 20.52 | 20.96 | 20.36 | 20.44 | 5814 | NASDAQ | DALN | Wed, Jul 15, 2015 | 20.92 | 21.24 | 20.16 | 20.64 | 5813 | NASDAQ | DALN | Tue, Jul 14, 2015 | 21.12 | 21.48 | 20.80 | 20.96 | 5812 | NASDAQ | DALN | Mon, Jul 13, 2015 | 20.96 | 21.64 | 20.92 | 21.08 | 5811 | NASDAQ | DALN | Fri, Jul 10, 2015 | 20.76 | 21.32 | 20.56 | 20.76 | 5810 | NASDAQ | DALN | Thu, Jul 9, 2015 | 21.48 | 21.60 | 20.28 | 20.44 | 5809 | NASDAQ | DALN | Wed, Jul 8, 2015 | 21.24 | 21.80 | 20.88 | 21.20 | 5808 | NASDAQ | DALN | Tue, Jul 7, 2015 | 21.40 | 21.76 | 21.20 | 21.44 | 5807 | NASDAQ | DALN | Mon, Jul 6, 2015 | 21.88 | 22.00 | 21.04 | 21.32 | 5806 | NASDAQ | DALN | Thu, Jul 2, 2015 | 22.32 | 22.52 | 21.67 | 22.00 | 5805 | NASDAQ | DALN | Wed, Jul 1, 2015 | 22.72 | 23.38 | 21.88 | 22.24 | 5804 | NASDAQ | DALN | Tue, Jun 30, 2015 | 22.84 | 23.32 | 22.08 | 22.40 | 5803 | NASDAQ | DALN | Mon, Jun 29, 2015 | 23.96 | 24.36 | 22.32 | 22.36 | 5802 | NASDAQ | DALN | Fri, Jun 26, 2015 | 24.48 | 24.80 | 23.80 | 24.08 | 5801 | NASDAQ | DALN | Thu, Jun 25, 2015 | 24.56 | 24.96 | 24.00 | 24.36 | 5800 | NASDAQ | DALN | Wed, Jun 24, 2015 | 25.64 | 25.64 | 24.08 | 24.48 | 5799 | NASDAQ | DALN | Tue, Jun 23, 2015 | 24.40 | 25.64 | 24.16 | 25.48 | 5798 | NASDAQ | DALN | Mon, Jun 22, 2015 | 23.92 | 24.68 | 23.60 | 24.44 | 5797 | NASDAQ | DALN | Fri, Jun 19, 2015 | 23.44 | 24.04 | 22.80 | 23.92 | 5796 | NASDAQ | DALN | Thu, Jun 18, 2015 | 23.32 | 23.64 | 22.80 | 23.52 | 5795 | NASDAQ | DALN | Wed, Jun 17, 2015 | 22.68 | 23.28 | 22.40 | 23.20 | 5794 | NASDAQ | DALN | Tue, Jun 16, 2015 | 21.96 | 22.84 | 21.60 | 22.64 | 5793 | NASDAQ | DALN | Mon, Jun 15, 2015 | 22.44 | 22.80 | 21.88 | 21.92 | 5792 | NASDAQ | DALN | Fri, Jun 12, 2015 | 22.68 | 22.92 | 22.24 | 22.48 | 5791 | NASDAQ | DALN | Thu, Jun 11, 2015 | 22.96 | 23.08 | 22.64 | 22.84 | 5790 | NASDAQ | DALN | Wed, Jun 10, 2015 | 22.56 | 23.14 | 22.28 | 23.04 | 5789 | NASDAQ | DALN | Tue, Jun 9, 2015 | 23.08 | 23.08 | 22.28 | 22.40 | 5788 | NASDAQ | DALN | Mon, Jun 8, 2015 | 23.60 | 23.68 | 23.20 | 23.20 | 5787 | NASDAQ | DALN | Fri, Jun 5, 2015 | 23.76 | 24.32 | 23.68 | 23.68 | 5786 | NASDAQ | DALN | Thu, Jun 4, 2015 | 23.48 | 24.16 | 23.28 | 24.00 | 5785 | NASDAQ | DALN | Wed, Jun 3, 2015 | 23.04 | 23.92 | 22.80 | 23.68 | 5784 | NASDAQ | DALN | Tue, Jun 2, 2015 | 23.08 | 23.44 | 22.88 | 22.92 | 5783 | NASDAQ | DALN | Mon, Jun 1, 2015 | 23.44 | 23.96 | 22.88 | 23.24 | 5782 | NASDAQ | DALN | Fri, May 29, 2015 | 23.80 | 23.96 | 23.04 | 23.24 | 5781 | NASDAQ | DALN | Thu, May 28, 2015 | 24.56 | 24.68 | 23.72 | 23.88 | 5780 | NASDAQ | DALN | Wed, May 27, 2015 | 24.96 | 25.40 | 24.56 | 24.60 | 5779 | NASDAQ | DALN | Tue, May 26, 2015 | 24.60 | 25.40 | 24.60 | 25.04 | 5778 | NASDAQ | DALN | Fri, May 22, 2015 | 24.48 | 24.68 | 24.48 | 24.60 | 5777 | NASDAQ | DALN | Thu, May 21, 2015 | 24.16 | 24.64 | 24.08 | 24.60 | 5776 | NASDAQ | DALN | Wed, May 20, 2015 | 24.36 | 24.72 | 23.60 | 24.28 | 5775 | NASDAQ | DALN | Tue, May 19, 2015 | 25.52 | 25.56 | 24.12 | 24.20 | 5774 | NASDAQ | DALN | Mon, May 18, 2015 | 25.20 | 25.96 | 25.00 | 25.60 | 5773 | NASDAQ | DALN | Fri, May 15, 2015 | 24.60 | 25.20 | 24.60 | 25.16 | 5772 | NASDAQ | DALN | Thu, May 14, 2015 | 24.88 | 25.16 | 24.44 | 24.68 | 5771 | NASDAQ | DALN | Wed, May 13, 2015 | 24.80 | 25.28 | 24.72 | 24.80 | 5770 | NASDAQ | DALN | Tue, May 12, 2015 | 24.64 | 25.16 | 24.16 | 25.00 | 5769 | NASDAQ | DALN | Mon, May 11, 2015 | 24.00 | 25.16 | 24.00 | 24.92 | 5768 | NASDAQ | DALN | Fri, May 8, 2015 | 24.00 | 24.32 | 23.76 | 24.04 | 5767 | NASDAQ | DALN | Thu, May 7, 2015 | 24.48 | 24.64 | 24.00 | 24.00 | 5766 | NASDAQ | DALN | Wed, May 6, 2015 | 24.92 | 25.16 | 23.16 | 24.52 | 5765 | NASDAQ | DALN | Tue, May 5, 2015 | 25.68 | 26.16 | 24.72 | 24.76 | 5764 | NASDAQ | DALN | Mon, May 4, 2015 | 26.08 | 26.40 | 25.72 | 25.84 | 5763 | NASDAQ | DALN | Fri, May 1, 2015 | 26.92 | 26.92 | 25.96 | 26.12 | 5762 | NASDAQ | DALN | Thu, Apr 30, 2015 | 27.12 | 27.40 | 26.28 | 26.76 | 5761 | NASDAQ | DALN | Wed, Apr 29, 2015 | 27.12 | 27.80 | 27.04 | 27.20 | 5760 | NASDAQ | DALN | Tue, Apr 28, 2015 | 29.32 | 29.32 | 27.05 | 27.20 | 5759 | NASDAQ | DALN | Mon, Apr 27, 2015 | 30.08 | 30.55 | 29.40 | 29.40 | 5758 | NASDAQ | DALN | Fri, Apr 24, 2015 | 30.08 | 30.36 | 29.84 | 30.08 | 5757 | NASDAQ | DALN | Thu, Apr 23, 2015 | 30.40 | 30.40 | 29.88 | 30.20 | 5756 | NASDAQ | DALN | Wed, Apr 22, 2015 | 30.32 | 30.72 | 29.76 | 30.32 | 5755 | NASDAQ | DALN | Tue, Apr 21, 2015 | 30.20 | 30.68 | 30.12 | 30.20 | 5754 | NASDAQ | DALN | Mon, Apr 20, 2015 | 29.84 | 30.80 | 29.80 | 30.20 | 5753 | NASDAQ | DALN | Fri, Apr 17, 2015 | 29.80 | 30.28 | 29.60 | 29.80 | 5752 | NASDAQ | DALN | Thu, Apr 16, 2015 | 31.80 | 31.80 | 30.20 | 30.20 | 5751 | NASDAQ | DALN | Wed, Apr 15, 2015 | 31.92 | 32.00 | 31.80 | 31.84 | 5750 | NASDAQ | DALN | Tue, Apr 14, 2015 | 31.88 | 32.04 | 31.68 | 31.92 | 5749 | NASDAQ | DALN | Mon, Apr 13, 2015 | 32.00 | 32.52 | 31.88 | 31.92 | 5748 | NASDAQ | DALN | Fri, Apr 10, 2015 | 32.96 | 32.96 | 32.00 | 32.08 | 5747 | NASDAQ | DALN | Thu, Apr 9, 2015 | 33.00 | 33.16 | 32.52 | 32.80 | 5746 | NASDAQ | DALN | Wed, Apr 8, 2015 | 32.92 | 33.56 | 32.84 | 32.96 | 5745 | NASDAQ | DALN | Tue, Apr 7, 2015 | 32.72 | 33.28 | 32.56 | 32.84 | 5744 | NASDAQ | DALN | Mon, Apr 6, 2015 | 33.00 | 33.00 | 32.72 | 32.80 | 5743 | NASDAQ | DALN | Thu, Apr 2, 2015 | 33.08 | 33.64 | 32.64 | 33.08 | 5742 | NASDAQ | DALN | Wed, Apr 1, 2015 | 32.80 | 33.16 | 32.00 | 33.12 | 5741 | NASDAQ | DALN | Tue, Mar 31, 2015 | 33.04 | 33.04 | 32.52 | 32.92 | 5740 | NASDAQ | DALN | Mon, Mar 30, 2015 | 33.52 | 33.60 | 32.56 | 32.88 | 5739 | NASDAQ | DALN | Fri, Mar 27, 2015 | 32.64 | 33.68 | 32.60 | 33.40 | 5738 | NASDAQ | DALN | Thu, Mar 26, 2015 | 32.56 | 32.96 | 32.44 | 32.60 | 5737 | NASDAQ | DALN | Wed, Mar 25, 2015 | 33.60 | 33.60 | 32.60 | 32.60 | 5736 | NASDAQ | DALN | Tue, Mar 24, 2015 | 33.04 | 33.84 | 32.92 | 33.48 | 5735 | NASDAQ | DALN | Mon, Mar 23, 2015 | 33.20 | 33.48 | 32.76 | 33.16 | 5734 | NASDAQ | DALN | Fri, Mar 20, 2015 | 33.00 | 33.40 | 32.08 | 33.24 | 5733 | NASDAQ | DALN | Thu, Mar 19, 2015 | 32.32 | 32.89 | 32.00 | 32.76 | 5732 | NASDAQ | DALN | Wed, Mar 18, 2015 | 32.00 | 32.76 | 31.84 | 32.16 | 5731 | NASDAQ | DALN | Tue, Mar 17, 2015 | 31.96 | 32.28 | 31.90 | 32.04 | 5730 | NASDAQ | DALN | Mon, Mar 16, 2015 | 32.48 | 32.76 | 32.12 | 32.16 | 5729 | NASDAQ | DALN | Fri, Mar 13, 2015 | 32.52 | 32.72 | 31.72 | 32.32 | 5728 | NASDAQ | DALN | Thu, Mar 12, 2015 | 32.16 | 33.32 | 32.00 | 32.44 | 5727 | NASDAQ | DALN | Wed, Mar 11, 2015 | 32.52 | 32.52 | 31.40 | 32.08 | 5726 | NASDAQ | DALN | Tue, Mar 10, 2015 | 34.16 | 34.40 | 31.72 | 32.48 | 5725 | NASDAQ | DALN | Mon, Mar 9, 2015 | 35.04 | 35.30 | 34.44 | 34.56 | 5724 | NASDAQ | DALN | Fri, Mar 6, 2015 | 35.20 | 35.36 | 34.60 | 34.84 | 5723 | NASDAQ | DALN | Thu, Mar 5, 2015 | 35.24 | 35.44 | 34.62 | 35.16 | 5722 | NASDAQ | DALN | Wed, Mar 4, 2015 | 35.20 | 35.52 | 34.76 | 35.08 | 5721 | NASDAQ | DALN | Tue, Mar 3, 2015 | 35.56 | 36.00 | 34.80 | 35.24 | 5720 | NASDAQ | DALN | Mon, Mar 2, 2015 | 34.80 | 36.13 | 34.80 | 35.76 | 5719 | NASDAQ | DALN | Fri, Feb 27, 2015 | 35.72 | 36.48 | 34.60 | 34.76 | 5718 | NASDAQ | DALN | Thu, Feb 26, 2015 | 36.20 | 36.92 | 35.68 | 35.88 | 5717 | NASDAQ | DALN | Wed, Feb 25, 2015 | 35.84 | 36.56 | 35.76 | 36.28 | 5716 | NASDAQ | DALN | Tue, Feb 24, 2015 | 36.28 | 36.96 | 35.76 | 36.00 | 5715 | NASDAQ | DALN | Mon, Feb 23, 2015 | 35.16 | 36.50 | 34.80 | 36.24 | 5714 | NASDAQ | DALN | Fri, Feb 20, 2015 | 35.16 | 35.56 | 34.60 | 35.20 | 5713 | NASDAQ | DALN | Thu, Feb 19, 2015 | 35.04 | 36.00 | 34.44 | 35.16 | 5712 | NASDAQ | DALN | Wed, Feb 18, 2015 | 35.56 | 35.84 | 34.96 | 35.00 | 5711 | NASDAQ | DALN | Tue, Feb 17, 2015 | 36.28 | 36.40 | 35.08 | 35.56 | 5710 | NASDAQ | DALN | Fri, Feb 13, 2015 | 36.32 | 36.80 | 35.96 | 36.52 | 5709 | NASDAQ | DALN | Thu, Feb 12, 2015 | 36.12 | 36.60 | 36.00 | 36.20 | 5708 | NASDAQ | DALN | Wed, Feb 11, 2015 | 34.56 | 36.24 | 34.56 | 35.92 | 5707 | NASDAQ | DALN | Tue, Feb 10, 2015 | 36.88 | 36.88 | 34.96 | 35.16 | 5706 | NASDAQ | DALN | Mon, Feb 9, 2015 | 37.16 | 37.42 | 36.40 | 36.52 | 5705 | NASDAQ | DALN | Fri, Feb 6, 2015 | 37.72 | 38.17 | 36.72 | 37.20 | 5704 | NASDAQ | DALN | Thu, Feb 5, 2015 | 37.20 | 38.00 | 36.67 | 37.60 | 5703 | NASDAQ | DALN | Wed, Feb 4, 2015 | 35.76 | 37.08 | 35.44 | 36.80 | 5702 | NASDAQ | DALN | Tue, Feb 3, 2015 | 35.52 | 36.40 | 35.44 | 36.00 | 5701 | NASDAQ | DALN | Mon, Feb 2, 2015 | 36.08 | 36.08 | 34.08 | 35.32 | 5700 | NASDAQ | DALN | Fri, Jan 30, 2015 | 38.32 | 38.68 | 36.00 | 36.08 | 5699 | NASDAQ | DALN | Thu, Jan 29, 2015 | 37.48 | 38.88 | 37.12 | 38.72 | 5698 | NASDAQ | DALN | Wed, Jan 28, 2015 | 37.96 | 38.44 | 37.04 | 37.48 | 5697 | NASDAQ | DALN | Tue, Jan 27, 2015 | 38.44 | 38.80 | 37.80 | 37.92 | 5696 | NASDAQ | DALN | Mon, Jan 26, 2015 | 37.52 | 39.04 | 36.40 | 38.96 | 5695 | NASDAQ | DALN | Fri, Jan 23, 2015 | 38.28 | 38.48 | 37.44 | 37.64 | 5694 | NASDAQ | DALN | Thu, Jan 22, 2015 | 37.12 | 38.46 | 36.84 | 38.16 | 5693 | NASDAQ | DALN | Wed, Jan 21, 2015 | 37.72 | 38.08 | 36.68 | 36.84 | 5692 | NASDAQ | DALN | Tue, Jan 20, 2015 | 39.16 | 39.40 | 36.88 | 37.92 | 5691 | NASDAQ | DALN | Fri, Jan 16, 2015 | 39.04 | 39.95 | 38.96 | 39.08 | 5690 | NASDAQ | DALN | Thu, Jan 15, 2015 | 40.60 | 40.60 | 38.84 | 39.28 | 5689 | NASDAQ | DALN | Wed, Jan 14, 2015 | 40.84 | 41.36 | 39.48 | 40.36 | 5688 | NASDAQ | DALN | Tue, Jan 13, 2015 | 42.28 | 42.72 | 40.44 | 41.00 | 5687 | NASDAQ | DALN | Mon, Jan 12, 2015 | 41.88 | 42.21 | 41.16 | 41.84 | 5686 | NASDAQ | DALN | Fri, Jan 9, 2015 | 41.60 | 42.16 | 41.52 | 41.76 | 5685 | NASDAQ | DALN | Thu, Jan 8, 2015 | 41.60 | 42.11 | 41.20 | 41.56 | 5684 | NASDAQ | DALN | Wed, Jan 7, 2015 | 41.08 | 41.68 | 40.56 | 41.32 | 5683 | NASDAQ | DALN | Tue, Jan 6, 2015 | 43.36 | 43.36 | 40.31 | 40.80 | 5682 | NASDAQ | DALN | Mon, Jan 5, 2015 | 41.52 | 43.68 | 41.24 | 42.96 | 5681 | NASDAQ | DALN | Fri, Jan 2, 2015 | 41.80 | 42.04 | 40.68 | 41.68 | 5680 | NASDAQ | DALN | Wed, Dec 31, 2014 | 43.16 | 43.20 | 41.48 | 41.52 | 5679 | NASDAQ | DALN | Tue, Dec 30, 2014 | 43.72 | 43.92 | 42.24 | 43.16 | 5678 | NASDAQ | DALN | Mon, Dec 29, 2014 | 42.96 | 44.16 | 42.84 | 43.56 | 5677 | NASDAQ | DALN | Fri, Dec 26, 2014 | 43.36 | 43.36 | 42.00 | 42.80 | 5676 | NASDAQ | DALN | Wed, Dec 24, 2014 | 52.80 | 53.36 | 52.28 | 52.36 | 5675 | NASDAQ | DALN | Tue, Dec 23, 2014 | 51.00 | 52.76 | 51.00 | 52.48 | 5674 | NASDAQ | DALN | Mon, Dec 22, 2014 | 50.92 | 52.12 | 50.56 | 50.64 | 5673 | NASDAQ | DALN | Fri, Dec 19, 2014 | 49.48 | 51.00 | 49.08 | 50.60 | 5672 | NASDAQ | DALN | Thu, Dec 18, 2014 | 51.00 | 51.08 | 49.36 | 49.52 | 5671 | NASDAQ | DALN | Wed, Dec 17, 2014 | 48.92 | 50.88 | 48.40 | 50.20 | 5670 | NASDAQ | DALN | Tue, Dec 16, 2014 | 48.68 | 51.52 | 48.60 | 48.68 | 5669 | NASDAQ | DALN | Mon, Dec 15, 2014 | 50.40 | 51.12 | 48.80 | 48.80 | 5668 | NASDAQ | DALN | Fri, Dec 12, 2014 | 50.00 | 51.32 | 49.00 | 49.04 | 5667 | NASDAQ | DALN | Thu, Dec 11, 2014 | 49.72 | 50.32 | 48.52 | 48.76 | 5666 | NASDAQ | DALN | Wed, Dec 10, 2014 | 49.84 | 51.80 | 49.44 | 49.48 | 5665 | NASDAQ | DALN | Tue, Dec 9, 2014 | 47.24 | 50.00 | 46.64 | 49.88 | 5664 | NASDAQ | DALN | Mon, Dec 8, 2014 | 49.52 | 49.80 | 47.64 | 47.68 | 5663 | NASDAQ | DALN | Fri, Dec 5, 2014 | 48.72 | 49.92 | 48.60 | 49.52 | 5662 | NASDAQ | DALN | Thu, Dec 4, 2014 | 48.88 | 49.32 | 48.56 | 48.64 | 5661 | NASDAQ | DALN | Wed, Dec 3, 2014 | 48.88 | 49.52 | 48.84 | 48.84 | 5660 | NASDAQ | DALN | Tue, Dec 2, 2014 | 47.36 | 49.76 | 47.36 | 48.84 | 5659 | NASDAQ | DALN | Mon, Dec 1, 2014 | 47.84 | 48.28 | 47.08 | 47.24 | 5658 | NASDAQ | DALN | Fri, Nov 28, 2014 | 48.68 | 49.04 | 47.80 | 48.00 | 5657 | NASDAQ | DALN | Wed, Nov 26, 2014 | 48.20 | 48.60 | 48.00 | 48.52 | 5656 | NASDAQ | DALN | Tue, Nov 25, 2014 | 46.80 | 48.32 | 46.20 | 48.12 | 5655 | NASDAQ | DALN | Mon, Nov 24, 2014 | 45.96 | 46.80 | 45.96 | 46.64 | 5654 | NASDAQ | DALN | Fri, Nov 21, 2014 | 47.12 | 47.12 | 45.20 | 45.84 | 5653 | NASDAQ | DALN | Thu, Nov 20, 2014 | 46.60 | 47.40 | 46.48 | 46.56 | 5652 | NASDAQ | DALN | Wed, Nov 19, 2014 | 47.72 | 47.72 | 46.40 | 46.64 | 5651 | NASDAQ | DALN | Tue, Nov 18, 2014 | 46.88 | 48.20 | 46.88 | 47.80 | 5650 | NASDAQ | DALN | Mon, Nov 17, 2014 | 46.04 | 47.24 | 45.80 | 46.72 | 5649 | NASDAQ | DALN | Fri, Nov 14, 2014 | 45.68 | 46.44 | 45.44 | 46.28 | 5648 | NASDAQ | DALN | Thu, Nov 13, 2014 | 45.64 | 46.00 | 45.64 | 45.72 | 5647 | NASDAQ | DALN | Wed, Nov 12, 2014 | 45.60 | 45.96 | 45.08 | 45.68 | 5646 | NASDAQ | DALN | Tue, Nov 11, 2014 | 45.68 | 46.40 | 45.46 | 45.96 | 5645 | NASDAQ | DALN | Mon, Nov 10, 2014 | 46.28 | 47.36 | 44.80 | 46.04 | 5644 | NASDAQ | DALN | Fri, Nov 7, 2014 | 45.80 | 46.48 | 45.64 | 46.40 | 5643 | NASDAQ | DALN | Thu, Nov 6, 2014 | 46.00 | 46.20 | 45.64 | 46.08 | 5642 | NASDAQ | DALN | Wed, Nov 5, 2014 | 45.28 | 46.16 | 45.28 | 45.88 | 5641 | NASDAQ | DALN | Tue, Nov 4, 2014 | 45.96 | 46.36 | 45.04 | 45.08 | 5640 | NASDAQ | DALN | Mon, Nov 3, 2014 | 46.04 | 46.80 | 45.64 | 46.00 | 5639 | NASDAQ | DALN | Fri, Oct 31, 2014 | 46.40 | 46.64 | 45.64 | 46.04 | 5638 | NASDAQ | DALN | Thu, Oct 30, 2014 | 45.92 | 46.08 | 44.80 | 45.56 | 5637 | NASDAQ | DALN | Wed, Oct 29, 2014 | 46.20 | 47.04 | 44.40 | 46.00 | 5636 | NASDAQ | DALN | Tue, Oct 28, 2014 | 45.64 | 46.76 | 45.24 | 46.20 | 5635 | NASDAQ | DALN | Mon, Oct 27, 2014 | 45.88 | 45.92 | 44.92 | 45.36 | 5634 | NASDAQ | DALN | Fri, Oct 24, 2014 | 45.76 | 46.24 | 45.36 | 46.08 | 5633 | NASDAQ | DALN | Thu, Oct 23, 2014 | 44.32 | 45.80 | 44.04 | 45.68 | 5632 | NASDAQ | DALN | Wed, Oct 22, 2014 | 45.48 | 45.76 | 43.72 | 43.80 | 5631 | NASDAQ | DALN | Tue, Oct 21, 2014 | 44.96 | 45.80 | 44.88 | 45.52 | 5630 | NASDAQ | DALN | Mon, Oct 20, 2014 | 45.12 | 45.24 | 44.32 | 44.76 | 5629 | NASDAQ | DALN | Fri, Oct 17, 2014 | 46.60 | 47.04 | 44.84 | 45.24 | 5628 | NASDAQ | DALN | Thu, Oct 16, 2014 | 44.52 | 46.36 | 44.52 | 46.00 | 5627 | NASDAQ | DALN | Wed, Oct 15, 2014 | 42.00 | 45.56 | 42.00 | 45.28 | 5626 | NASDAQ | DALN | Tue, Oct 14, 2014 | 42.88 | 44.28 | 42.40 | 42.64 | 5625 | NASDAQ | DALN | Mon, Oct 13, 2014 | 42.40 | 43.16 | 42.00 | 42.28 | 5624 | NASDAQ | DALN | Fri, Oct 10, 2014 | 42.44 | 44.16 | 42.16 | 42.24 | 5623 | NASDAQ | DALN | Thu, Oct 9, 2014 | 44.36 | 44.44 | 42.00 | 42.84 | 5622 | NASDAQ | DALN | Wed, Oct 8, 2014 | 43.76 | 44.72 | 43.36 | 44.56 | 5621 | NASDAQ | DALN | Tue, Oct 7, 2014 | 44.08 | 44.36 | 43.64 | 44.04 | 5620 | NASDAQ | DALN | Mon, Oct 6, 2014 | 44.40 | 44.60 | 43.12 | 44.20 | 5619 | NASDAQ | DALN | Fri, Oct 3, 2014 | 44.64 | 44.80 | 44.00 | 44.40 | 5618 | NASDAQ | DALN | Thu, Oct 2, 2014 | 42.92 | 44.96 | 42.80 | 44.08 | 5617 | NASDAQ | DALN | Wed, Oct 1, 2014 | 42.72 | 43.52 | 42.07 | 42.96 | 5616 | NASDAQ | DALN | Tue, Sep 30, 2014 | 43.40 | 43.40 | 42.44 | 42.68 | 5615 | NASDAQ | DALN | Mon, Sep 29, 2014 | 43.40 | 44.20 | 43.32 | 43.60 | 5614 | NASDAQ | DALN | Fri, Sep 26, 2014 | 42.44 | 43.92 | 42.44 | 43.76 | 5613 | NASDAQ | DALN | Thu, Sep 25, 2014 | 42.80 | 43.04 | 41.64 | 42.36 | 5612 | NASDAQ | DALN | Wed, Sep 24, 2014 | 43.04 | 43.16 | 42.60 | 42.88 | 5611 | NASDAQ | DALN | Tue, Sep 23, 2014 | 42.64 | 43.56 | 42.44 | 42.92 | 5610 | NASDAQ | DALN | Mon, Sep 22, 2014 | 43.60 | 43.64 | 42.60 | 42.92 | 5609 | NASDAQ | DALN | Fri, Sep 19, 2014 | 42.48 | 44.16 | 42.36 | 43.80 | 5608 | NASDAQ | DALN | Thu, Sep 18, 2014 | 43.16 | 43.56 | 42.20 | 42.36 | 5607 | NASDAQ | DALN | Wed, Sep 17, 2014 | 42.24 | 43.04 | 42.24 | 42.92 | 5606 | NASDAQ | DALN | Tue, Sep 16, 2014 | 41.20 | 42.28 | 40.88 | 42.20 | 5605 | NASDAQ | DALN | Mon, Sep 15, 2014 | 42.72 | 43.12 | 41.14 | 41.20 | 5604 | NASDAQ | DALN | Fri, Sep 12, 2014 | 44.44 | 44.44 | 42.84 | 42.96 | 5603 | NASDAQ | DALN | Thu, Sep 11, 2014 | 45.16 | 45.56 | 44.32 | 44.36 | 5602 | NASDAQ | DALN | Wed, Sep 10, 2014 | 45.32 | 45.56 | 45.00 | 45.44 | 5601 | NASDAQ | DALN | Tue, Sep 9, 2014 | 45.92 | 45.92 | 45.00 | 45.20 | 5600 | NASDAQ | DALN | Mon, Sep 8, 2014 | 45.68 | 46.56 | 45.08 | 45.88 | 5599 | NASDAQ | DALN | Fri, Sep 5, 2014 | 45.48 | 46.40 | 45.34 | 45.80 | 5598 | NASDAQ | DALN | Thu, Sep 4, 2014 | 45.20 | 46.61 | 45.08 | 45.60 | 5597 | NASDAQ | DALN | Wed, Sep 3, 2014 | 46.24 | 46.36 | 45.08 | 45.20 | 5596 | NASDAQ | DALN | Tue, Sep 2, 2014 | 46.04 | 46.58 | 45.68 | 46.16 | 5595 | NASDAQ | DALN | Fri, Aug 29, 2014 | 46.00 | 46.36 | 45.24 | 46.08 | 5594 | NASDAQ | DALN | Thu, Aug 28, 2014 | 45.80 | 46.24 | 45.60 | 46.00 | 5593 | NASDAQ | DALN | Wed, Aug 27, 2014 | 45.72 | 46.32 | 45.34 | 46.00 | 5592 | NASDAQ | DALN | Tue, Aug 26, 2014 | 45.28 | 45.92 | 44.94 | 45.76 | 5591 | NASDAQ | DALN | Mon, Aug 25, 2014 | 45.40 | 45.72 | 44.92 | 45.04 | 5590 | NASDAQ | DALN | Fri, Aug 22, 2014 | 45.00 | 45.76 | 44.64 | 45.24 | 5589 | NASDAQ | DALN | Thu, Aug 21, 2014 | 44.32 | 45.32 | 44.00 | 45.24 | 5588 | NASDAQ | DALN | Wed, Aug 20, 2014 | 45.00 | 45.56 | 44.20 | 44.48 | 5587 | NASDAQ | DALN | Tue, Aug 19, 2014 | 45.28 | 45.60 | 45.16 | 45.24 | 5586 | NASDAQ | DALN | Mon, Aug 18, 2014 | 45.20 | 45.84 | 44.84 | 45.40 | 5585 | NASDAQ | DALN | Fri, Aug 15, 2014 | 45.24 | 45.40 | 44.64 | 44.92 | 5584 | NASDAQ | DALN | Thu, Aug 14, 2014 | 45.00 | 45.20 | 44.68 | 45.08 | 5583 | NASDAQ | DALN | Wed, Aug 13, 2014 | 44.36 | 45.16 | 44.20 | 45.00 | 5582 | NASDAQ | DALN | Tue, Aug 12, 2014 | 44.88 | 44.92 | 44.44 | 44.60 | 5581 | NASDAQ | DALN | Mon, Aug 11, 2014 | 45.52 | 45.52 | 44.64 | 44.92 | 5580 | NASDAQ | DALN | Fri, Aug 8, 2014 | 45.08 | 45.76 | 44.92 | 45.16 | 5579 | NASDAQ | DALN | Thu, Aug 7, 2014 | 45.52 | 46.12 | 45.04 | 45.20 | 5578 | NASDAQ | DALN | Wed, Aug 6, 2014 | 44.96 | 46.16 | 44.96 | 45.52 | 5577 | NASDAQ | DALN | Tue, Aug 5, 2014 | 48.52 | 48.52 | 44.52 | 45.16 | 5576 | NASDAQ | DALN | Mon, Aug 4, 2014 | 41.80 | 42.20 | 40.80 | 42.20 | 5575 | NASDAQ | DALN | Fri, Aug 1, 2014 | 42.20 | 42.20 | 41.04 | 41.68 | 5574 | NASDAQ | DALN | Thu, Jul 31, 2014 | 42.12 | 42.60 | 41.60 | 42.20 | 5573 | NASDAQ | DALN | Wed, Jul 30, 2014 | 44.04 | 44.04 | 41.60 | 42.52 | 5572 | NASDAQ | DALN | Tue, Jul 29, 2014 | 45.20 | 46.72 | 43.64 | 44.00 | 5571 | NASDAQ | DALN | Mon, Jul 28, 2014 | 44.48 | 45.00 | 43.80 | 44.84 | 5570 | NASDAQ | DALN | Fri, Jul 25, 2014 | 44.80 | 45.16 | 44.04 | 44.40 | 5569 | NASDAQ | DALN | Thu, Jul 24, 2014 | 44.80 | 46.12 | 44.64 | 45.40 | 5568 | NASDAQ | DALN | Wed, Jul 23, 2014 | 45.08 | 46.60 | 44.60 | 44.72 | 5567 | NASDAQ | DALN | Tue, Jul 22, 2014 | 44.08 | 45.00 | 44.08 | 44.96 | 5566 | NASDAQ | DALN | Mon, Jul 21, 2014 | 45.16 | 45.16 | 42.44 | 43.84 | 5565 | NASDAQ | DALN | Fri, Jul 18, 2014 | 43.24 | 45.52 | 43.24 | 45.44 | 5564 | NASDAQ | DALN | Thu, Jul 17, 2014 | 45.60 | 46.04 | 43.04 | 43.40 | 5563 | NASDAQ | DALN | Wed, Jul 16, 2014 | 45.92 | 46.72 | 45.36 | 45.80 | 5562 | NASDAQ | DALN | Tue, Jul 15, 2014 | 46.84 | 47.12 | 45.40 | 45.48 | 5561 | NASDAQ | DALN | Mon, Jul 14, 2014 | 46.40 | 47.20 | 45.72 | 46.92 | 5560 | NASDAQ | DALN | Fri, Jul 11, 2014 | 46.08 | 46.40 | 44.92 | 45.84 | 5559 | NASDAQ | DALN | Thu, Jul 10, 2014 | 46.00 | 46.60 | 45.40 | 46.12 | 5558 | NASDAQ | DALN | Wed, Jul 9, 2014 | 47.20 | 47.36 | 45.32 | 46.32 | 5557 | NASDAQ | DALN | Tue, Jul 8, 2014 | 47.32 | 47.36 | 45.64 | 47.04 | 5556 | NASDAQ | DALN | Mon, Jul 7, 2014 | 48.08 | 48.40 | 47.10 | 47.40 | 5555 | NASDAQ | DALN | Thu, Jul 3, 2014 | 47.60 | 48.36 | 46.96 | 48.28 | 5554 | NASDAQ | DALN | Wed, Jul 2, 2014 | 47.80 | 48.00 | 47.24 | 47.32 | 5553 | NASDAQ | DALN | Tue, Jul 1, 2014 | 47.64 | 48.68 | 47.60 | 47.68 | 5552 | NASDAQ | DALN | Mon, Jun 30, 2014 | 47.72 | 48.03 | 46.64 | 47.40 | 5551 | NASDAQ | DALN | Fri, Jun 27, 2014 | 46.64 | 48.12 | 46.64 | 48.00 | 5550 | NASDAQ | DALN | Thu, Jun 26, 2014 | 48.24 | 48.24 | 46.56 | 46.88 | 5549 | NASDAQ | DALN | Wed, Jun 25, 2014 | 45.60 | 48.08 | 45.60 | 48.00 | 5548 | NASDAQ | DALN | Tue, Jun 24, 2014 | 47.28 | 48.36 | 45.80 | 45.96 | 5547 | NASDAQ | DALN | Mon, Jun 23, 2014 | 46.08 | 47.66 | 45.48 | 47.52 | 5546 | NASDAQ | DALN | Fri, Jun 20, 2014 | 46.20 | 46.20 | 45.00 | 45.96 | 5545 | NASDAQ | DALN | Thu, Jun 19, 2014 | 46.20 | 46.40 | 45.60 | 46.00 | 5544 | NASDAQ | DALN | Wed, Jun 18, 2014 | 45.80 | 46.32 | 45.44 | 46.04 | 5543 | NASDAQ | DALN | Tue, Jun 17, 2014 | 45.80 | 46.32 | 45.68 | 45.72 | 5542 | NASDAQ | DALN | Mon, Jun 16, 2014 | 46.60 | 46.88 | 45.56 | 45.96 | 5541 | NASDAQ | DALN | Fri, Jun 13, 2014 | 47.44 | 47.44 | 46.24 | 46.60 | 5540 | NASDAQ | DALN | Thu, Jun 12, 2014 | 47.84 | 48.16 | 46.96 | 47.24 | 5539 | NASDAQ | DALN | Wed, Jun 11, 2014 | 48.88 | 48.88 | 47.80 | 48.00 | 5538 | NASDAQ | DALN | Tue, Jun 10, 2014 | 48.72 | 49.00 | 48.36 | 48.76 | 5537 | NASDAQ | DALN | Mon, Jun 9, 2014 | 47.92 | 49.04 | 47.60 | 48.72 | 5536 | NASDAQ | DALN | Fri, Jun 6, 2014 | 48.48 | 49.66 | 47.64 | 48.04 | 5535 | NASDAQ | DALN | Thu, Jun 5, 2014 | 46.44 | 48.28 | 46.20 | 48.16 | 5534 | NASDAQ | DALN | Wed, Jun 4, 2014 | 46.72 | 47.21 | 46.04 | 46.32 | 5533 | NASDAQ | DALN | Tue, Jun 3, 2014 | 46.92 | 47.20 | 46.20 | 46.92 | 5532 | NASDAQ | DALN | Mon, Jun 2, 2014 | 47.20 | 47.60 | 46.28 | 47.04 | 5531 | NASDAQ | DALN | Fri, May 30, 2014 | 46.72 | 47.40 | 46.34 | 47.12 | 5530 | NASDAQ | DALN | Thu, May 29, 2014 | 47.20 | 47.36 | 45.72 | 46.68 | 5529 | NASDAQ | DALN | Wed, May 28, 2014 | 46.24 | 47.28 | 45.00 | 47.20 | 5528 | NASDAQ | DALN | Tue, May 27, 2014 | 45.52 | 47.20 | 44.80 | 46.20 | 5527 | NASDAQ | DALN | Fri, May 23, 2014 | 47.00 | 47.40 | 44.36 | 45.08 | 5526 | NASDAQ | DALN | Thu, May 22, 2014 | 47.52 | 51.32 | 47.52 | 51.12 | 5525 | NASDAQ | DALN | Wed, May 21, 2014 | 46.48 | 48.72 | 45.84 | 47.48 | 5524 | NASDAQ | DALN | Tue, May 20, 2014 | 48.20 | 48.56 | 45.64 | 46.36 | 5523 | NASDAQ | DALN | Mon, May 19, 2014 | 47.56 | 48.72 | 47.20 | 48.36 | 5522 | NASDAQ | DALN | Fri, May 16, 2014 | 45.96 | 46.80 | 45.76 | 46.60 | 5521 | NASDAQ | DALN | Thu, May 15, 2014 | 45.60 | 45.84 | 44.68 | 45.28 | 5520 | NASDAQ | DALN | Wed, May 14, 2014 | 45.52 | 46.48 | 44.32 | 45.84 | 5519 | NASDAQ | DALN | Tue, May 13, 2014 | 47.16 | 47.28 | 45.70 | 45.80 | 5518 | NASDAQ | DALN | Mon, May 12, 2014 | 46.80 | 48.96 | 46.48 | 47.20 | 5517 | NASDAQ | DALN | Fri, May 9, 2014 | 44.96 | 46.96 | 44.96 | 46.64 | 5516 | NASDAQ | DALN | Thu, May 8, 2014 | 44.60 | 45.76 | 44.04 | 45.16 | 5515 | NASDAQ | DALN | Wed, May 7, 2014 | 43.28 | 44.96 | 42.44 | 44.84 | 5514 | NASDAQ | DALN | Tue, May 6, 2014 | 44.72 | 44.96 | 43.08 | 43.28 | 5513 | NASDAQ | DALN | Mon, May 5, 2014 | 43.96 | 45.24 | 43.48 | 44.76 | 5512 | NASDAQ | DALN | Fri, May 2, 2014 | 44.80 | 45.52 | 44.20 | 44.56 | 5511 | NASDAQ | DALN | Thu, May 1, 2014 | 46.24 | 46.40 | 44.28 | 44.84 | 5510 | NASDAQ | DALN | Wed, Apr 30, 2014 | 45.16 | 46.44 | 43.40 | 46.04 | 5509 | NASDAQ | DALN | Tue, Apr 29, 2014 | 44.28 | 46.04 | 44.28 | 45.44 | 5508 | NASDAQ | DALN | Mon, Apr 28, 2014 | 44.84 | 45.76 | 43.24 | 43.72 | 5507 | NASDAQ | DALN | Fri, Apr 25, 2014 | 46.08 | 46.08 | 44.04 | 44.80 | 5506 | NASDAQ | DALN | Thu, Apr 24, 2014 | 47.08 | 47.12 | 46.00 | 46.40 | 5505 | NASDAQ | DALN | Wed, Apr 23, 2014 | 47.56 | 47.56 | 45.84 | 46.96 | 5504 | NASDAQ | DALN | Tue, Apr 22, 2014 | 44.28 | 47.76 | 44.28 | 47.52 | 5503 | NASDAQ | DALN | Mon, Apr 21, 2014 | 43.44 | 44.24 | 42.80 | 44.20 | 5502 | NASDAQ | DALN | Thu, Apr 17, 2014 | 44.28 | 44.76 | 43.04 | 43.52 | 5501 | NASDAQ | DALN | Wed, Apr 16, 2014 | 44.16 | 44.60 | 43.44 | 44.44 | 5500 | NASDAQ | DALN | Tue, Apr 15, 2014 | 43.44 | 44.12 | 41.88 | 43.88 | 5499 | NASDAQ | DALN | Mon, Apr 14, 2014 | 43.92 | 44.32 | 43.04 | 43.44 | 5498 | NASDAQ | DALN | Fri, Apr 11, 2014 | 43.60 | 44.68 | 43.40 | 43.76 | 5497 | NASDAQ | DALN | Thu, Apr 10, 2014 | 46.08 | 46.16 | 43.64 | 43.96 | 5496 | NASDAQ | DALN | Wed, Apr 9, 2014 | 45.04 | 46.52 | 45.04 | 46.08 | 5495 | NASDAQ | DALN | Tue, Apr 8, 2014 | 44.44 | 46.80 | 44.20 | 44.92 | 5494 | NASDAQ | DALN | Mon, Apr 7, 2014 | 43.40 | 44.60 | 42.44 | 44.24 | 5493 | NASDAQ | DALN | Fri, Apr 4, 2014 | 46.52 | 47.08 | 43.24 | 44.08 | 5492 | NASDAQ | DALN | Thu, Apr 3, 2014 | 47.24 | 47.68 | 46.12 | 46.44 | 5491 | NASDAQ | DALN | Wed, Apr 2, 2014 | 46.76 | 47.44 | 46.48 | 47.20 | 5490 | NASDAQ | DALN | Tue, Apr 1, 2014 | 46.56 | 47.68 | 45.80 | 46.60 | 5489 | NASDAQ | DALN | Mon, Mar 31, 2014 | 46.32 | 47.80 | 45.44 | 46.32 | 5488 | NASDAQ | DALN | Fri, Mar 28, 2014 | 46.84 | 48.64 | 46.32 | 46.56 | 5487 | NASDAQ | DALN | Thu, Mar 27, 2014 | 46.12 | 47.20 | 46.04 | 46.80 | 5486 | NASDAQ | DALN | Wed, Mar 26, 2014 | 48.40 | 48.62 | 46.28 | 46.28 | 5485 | NASDAQ | DALN | Tue, Mar 25, 2014 | 49.80 | 50.12 | 47.20 | 48.08 | 5484 | NASDAQ | DALN | Mon, Mar 24, 2014 | 51.20 | 51.32 | 48.76 | 49.44 | 5483 | NASDAQ | DALN | Fri, Mar 21, 2014 | 50.92 | 51.92 | 50.48 | 51.00 | 5482 | NASDAQ | DALN | Thu, Mar 20, 2014 | 49.92 | 50.80 | 47.72 | 50.44 | 5481 | NASDAQ | DALN | Wed, Mar 19, 2014 | 50.28 | 51.08 | 49.76 | 49.92 | 5480 | NASDAQ | DALN | Tue, Mar 18, 2014 | 49.20 | 50.44 | 48.44 | 50.28 | 5479 | NASDAQ | DALN | Mon, Mar 17, 2014 | 49.44 | 49.88 | 48.32 | 49.36 | 5478 | NASDAQ | DALN | Fri, Mar 14, 2014 | 49.80 | 51.00 | 49.44 | 49.68 | 5477 | NASDAQ | DALN | Thu, Mar 13, 2014 | 50.20 | 51.00 | 49.44 | 49.80 | 5476 | NASDAQ | DALN | Wed, Mar 12, 2014 | 48.00 | 50.08 | 47.80 | 49.96 | 5475 | NASDAQ | DALN | Tue, Mar 11, 2014 | 49.08 | 49.08 | 47.40 | 48.44 | 5474 | NASDAQ | DALN | Mon, Mar 10, 2014 | 46.76 | 49.08 | 46.76 | 48.88 | 5473 | NASDAQ | DALN | Fri, Mar 7, 2014 | 48.20 | 48.20 | 43.96 | 46.40 | 5472 | NASDAQ | DALN | Thu, Mar 6, 2014 | 49.56 | 49.56 | 48.12 | 48.28 | 5471 | NASDAQ | DALN | Wed, Mar 5, 2014 | 50.60 | 50.88 | 49.00 | 49.60 | 5470 | NASDAQ | DALN | Tue, Mar 4, 2014 | 49.24 | 52.00 | 48.53 | 50.56 | 5469 | NASDAQ | DALN | Mon, Mar 3, 2014 | 44.56 | 47.88 | 44.56 | 47.60 | 5468 | NASDAQ | DALN | Fri, Feb 28, 2014 | 42.20 | 45.28 | 41.72 | 44.16 | 5467 | NASDAQ | DALN | Thu, Feb 27, 2014 | 41.64 | 42.28 | 41.28 | 42.00 | 5466 | NASDAQ | DALN | Wed, Feb 26, 2014 | 41.88 | 42.32 | 41.20 | 41.76 | 5465 | NASDAQ | DALN | Tue, Feb 25, 2014 | 42.04 | 42.32 | 41.80 | 41.92 | 5464 | NASDAQ | DALN | Mon, Feb 24, 2014 | 41.44 | 42.80 | 41.16 | 42.28 | 5463 | NASDAQ | DALN | Fri, Feb 21, 2014 | 40.52 | 41.68 | 40.52 | 41.24 | 5462 | NASDAQ | DALN | Thu, Feb 20, 2014 | 39.40 | 40.80 | 39.40 | 40.80 | 5461 | NASDAQ | DALN | Wed, Feb 19, 2014 | 40.08 | 40.44 | 38.72 | 39.28 | 5460 | NASDAQ | DALN | Tue, Feb 18, 2014 | 38.80 | 41.66 | 38.52 | 40.48 | 5459 | NASDAQ | DALN | Fri, Feb 14, 2014 | 35.60 | 38.24 | 35.56 | 38.24 | 5458 | NASDAQ | DALN | Thu, Feb 13, 2014 | 33.16 | 36.24 | 32.44 | 35.60 | 5457 | NASDAQ | DALN | Wed, Feb 12, 2014 | 31.88 | 33.44 | 31.88 | 33.44 | 5456 | NASDAQ | DALN | Tue, Feb 11, 2014 | 32.16 | 32.80 | 31.53 | 32.20 | 5455 | NASDAQ | DALN | Mon, Feb 10, 2014 | 31.32 | 32.16 | 31.08 | 32.16 | 5454 | NASDAQ | DALN | Fri, Feb 7, 2014 | 30.88 | 31.40 | 30.78 | 31.24 | 5453 | NASDAQ | DALN | Thu, Feb 6, 2014 | 31.48 | 31.68 | 30.88 | 31.04 | 5452 | NASDAQ | DALN | Wed, Feb 5, 2014 | 31.36 | 32.00 | 31.20 | 31.28 | 5451 | NASDAQ | DALN | Tue, Feb 4, 2014 | 31.52 | 31.72 | 31.00 | 31.60 | 5450 | NASDAQ | DALN | Mon, Feb 3, 2014 | 32.00 | 32.00 | 31.24 | 31.48 | 5449 | NASDAQ | DALN | Fri, Jan 31, 2014 | 31.12 | 32.20 | 31.12 | 31.96 | 5448 | NASDAQ | DALN | Thu, Jan 30, 2014 | 31.56 | 32.40 | 31.20 | 31.84 | 5447 | NASDAQ | DALN | Wed, Jan 29, 2014 | 31.48 | 31.76 | 31.16 | 31.20 | 5446 | NASDAQ | DALN | Tue, Jan 28, 2014 | 31.36 | 32.24 | 31.36 | 31.76 | 5445 | NASDAQ | DALN | Mon, Jan 27, 2014 | 31.56 | 32.04 | 31.00 | 31.36 | 5444 | NASDAQ | DALN | Fri, Jan 24, 2014 | 32.08 | 32.36 | 31.16 | 31.40 | 5443 | NASDAQ | DALN | Thu, Jan 23, 2014 | 32.48 | 32.52 | 32.00 | 32.36 | 5442 | NASDAQ | DALN | Wed, Jan 22, 2014 | 32.40 | 32.68 | 32.04 | 32.48 | 5441 | NASDAQ | DALN | Tue, Jan 21, 2014 | 32.48 | 32.60 | 31.96 | 32.40 | 5440 | NASDAQ | DALN | Fri, Jan 17, 2014 | 32.32 | 32.40 | 32.00 | 32.20 | 5439 | NASDAQ | DALN | Thu, Jan 16, 2014 | 32.40 | 32.64 | 32.20 | 32.40 | 5438 | NASDAQ | DALN | Wed, Jan 15, 2014 | 32.24 | 33.00 | 32.24 | 32.64 | 5437 | NASDAQ | DALN | Tue, Jan 14, 2014 | 30.48 | 32.80 | 30.48 | 32.16 | 5436 | NASDAQ | DALN | Mon, Jan 13, 2014 | 30.08 | 30.48 | 29.80 | 30.24 | 5435 | NASDAQ | DALN | Fri, Jan 10, 2014 | 29.88 | 30.20 | 29.64 | 30.04 | 5434 | NASDAQ | DALN | Thu, Jan 9, 2014 | 30.48 | 30.48 | 29.80 | 29.80 | 5433 | NASDAQ | DALN | Wed, Jan 8, 2014 | 30.76 | 30.80 | 30.20 | 30.28 | 5432 | NASDAQ | DALN | Tue, Jan 7, 2014 | 30.52 | 31.32 | 30.32 | 30.76 | 5431 | NASDAQ | DALN | Mon, Jan 6, 2014 | 30.36 | 30.80 | 30.00 | 30.44 | 5430 | NASDAQ | DALN | Fri, Jan 3, 2014 | 29.64 | 30.96 | 29.48 | 30.12 | 5429 | NASDAQ | DALN | Thu, Jan 2, 2014 | 29.72 | 29.96 | 29.52 | 29.64 | 5428 | NASDAQ | DALN | Tue, Dec 31, 2013 | 30.84 | 30.84 | 29.72 | 29.88 | 5427 | NASDAQ | DALN | Mon, Dec 30, 2013 | 29.64 | 30.96 | 29.64 | 30.76 | 5426 | NASDAQ | DALN | Fri, Dec 27, 2013 | 30.56 | 30.56 | 29.76 | 29.88 | 5425 | NASDAQ | DALN | Thu, Dec 26, 2013 | 31.20 | 31.20 | 30.16 | 30.40 | 5424 | NASDAQ | DALN | Tue, Dec 24, 2013 | 31.16 | 31.20 | 30.76 | 31.04 | 5423 | NASDAQ | DALN | Mon, Dec 23, 2013 | 30.84 | 31.52 | 30.84 | 31.04 | 5422 | NASDAQ | DALN | Fri, Dec 20, 2013 | 30.08 | 31.20 | 30.00 | 30.92 | 5421 | NASDAQ | DALN | Thu, Dec 19, 2013 | 30.24 | 30.36 | 29.64 | 29.96 | 5420 | NASDAQ | DALN | Wed, Dec 18, 2013 | 30.16 | 30.40 | 29.52 | 30.36 | 5419 | NASDAQ | DALN | Tue, Dec 17, 2013 | 30.32 | 30.32 | 29.76 | 30.08 | 5418 | NASDAQ | DALN | Mon, Dec 16, 2013 | 29.88 | 30.40 | 29.88 | 30.24 | 5417 | NASDAQ | DALN | Fri, Dec 13, 2013 | 29.92 | 30.28 | 29.76 | 29.88 | 5416 | NASDAQ | DALN | Thu, Dec 12, 2013 | 29.68 | 30.40 | 29.40 | 29.92 | 5415 | NASDAQ | DALN | Wed, Dec 11, 2013 | 30.12 | 30.16 | 29.20 | 29.68 | 5414 | NASDAQ | DALN | Tue, Dec 10, 2013 | 30.20 | 30.72 | 29.88 | 30.24 | 5413 | NASDAQ | DALN | Mon, Dec 9, 2013 | 30.88 | 31.08 | 29.98 | 30.20 | 5412 | NASDAQ | DALN | Fri, Dec 6, 2013 | 30.40 | 31.04 | 30.12 | 30.76 | 5411 | NASDAQ | DALN | Thu, Dec 5, 2013 | 30.40 | 30.40 | 29.20 | 30.00 | 5410 | NASDAQ | DALN | Wed, Dec 4, 2013 | 30.60 | 31.40 | 29.60 | 30.48 | 5409 | NASDAQ | DALN | Tue, Dec 3, 2013 | 29.96 | 30.76 | 29.96 | 30.68 | 5408 | NASDAQ | DALN | Mon, Dec 2, 2013 | 30.80 | 30.80 | 29.92 | 30.08 | 5407 | NASDAQ | DALN | Fri, Nov 29, 2013 | 31.32 | 31.32 | 30.84 | 30.96 | 5406 | NASDAQ | DALN | Wed, Nov 27, 2013 | 30.04 | 31.36 | 29.96 | 30.96 | 5405 | NASDAQ | DALN | Tue, Nov 26, 2013 | 29.72 | 30.28 | 29.64 | 29.92 | 5404 | NASDAQ | DALN | Mon, Nov 25, 2013 | 29.40 | 29.96 | 29.40 | 29.72 | 5403 | NASDAQ | DALN | Fri, Nov 22, 2013 | 29.32 | 29.68 | 28.69 | 29.24 | 5402 | NASDAQ | DALN | Thu, Nov 21, 2013 | 28.40 | 29.16 | 28.40 | 29.12 | 5401 | NASDAQ | DALN | Wed, Nov 20, 2013 | 28.12 | 28.78 | 28.04 | 28.24 | 5400 | NASDAQ | DALN | Tue, Nov 19, 2013 | 29.16 | 29.16 | 27.64 | 28.08 | 5399 | NASDAQ | DALN | Mon, Nov 18, 2013 | 29.00 | 29.60 | 28.84 | 29.20 | 5398 | NASDAQ | DALN | Fri, Nov 15, 2013 | 28.80 | 29.04 | 28.24 | 28.80 | 5397 | NASDAQ | DALN | Thu, Nov 14, 2013 | 29.24 | 29.60 | 28.72 | 28.88 | 5396 | NASDAQ | DALN | Wed, Nov 13, 2013 | 29.28 | 29.96 | 28.60 | 29.32 | 5395 | NASDAQ | DALN | Tue, Nov 12, 2013 | 30.20 | 30.72 | 29.60 | 29.84 | 5394 | NASDAQ | DALN | Mon, Nov 11, 2013 | 30.64 | 30.80 | 30.00 | 30.12 | 5393 | NASDAQ | DALN | Fri, Nov 8, 2013 | 29.52 | 31.24 | 29.08 | 30.60 | 5392 | NASDAQ | DALN | Thu, Nov 7, 2013 | 30.60 | 30.60 | 29.16 | 29.56 | 5391 | NASDAQ | DALN | Wed, Nov 6, 2013 | 31.72 | 31.80 | 30.20 | 30.40 | 5390 | NASDAQ | DALN | Tue, Nov 5, 2013 | 30.68 | 31.84 | 30.68 | 31.60 | 5389 | NASDAQ | DALN | Mon, Nov 4, 2013 | 31.24 | 31.24 | 29.96 | 30.72 | 5388 | NASDAQ | DALN | Fri, Nov 1, 2013 | 32.12 | 32.12 | 30.72 | 31.52 | 5387 | NASDAQ | DALN | Thu, Oct 31, 2013 | 32.40 | 33.00 | 31.88 | 32.16 | 5386 | NASDAQ | DALN | Wed, Oct 30, 2013 | 33.56 | 33.56 | 32.12 | 32.48 | 5385 | NASDAQ | DALN | Tue, Oct 29, 2013 | 33.24 | 33.60 | 33.08 | 33.52 | 5384 | NASDAQ | DALN | Mon, Oct 28, 2013 | 33.00 | 33.16 | 32.76 | 33.08 | 5383 | NASDAQ | DALN | Fri, Oct 25, 2013 | 33.36 | 33.60 | 32.84 | 33.08 | 5382 | NASDAQ | DALN | Thu, Oct 24, 2013 | 33.44 | 33.52 | 32.80 | 33.24 | 5381 | NASDAQ | DALN | Wed, Oct 23, 2013 | 33.40 | 33.60 | 33.00 | 33.24 | 5380 | NASDAQ | DALN | Tue, Oct 22, 2013 | 33.36 | 33.60 | 32.36 | 33.60 | 5379 | NASDAQ | DALN | Mon, Oct 21, 2013 | 34.40 | 34.40 | 32.92 | 33.20 | 5378 | NASDAQ | DALN | Fri, Oct 18, 2013 | 33.92 | 34.36 | 33.72 | 34.32 | 5377 | NASDAQ | DALN | Thu, Oct 17, 2013 | 33.36 | 33.80 | 33.20 | 33.60 | 5376 | NASDAQ | DALN | Wed, Oct 16, 2013 | 33.44 | 33.64 | 33.40 | 33.48 | 5375 | NASDAQ | DALN | Tue, Oct 15, 2013 | 33.62 | 33.72 | 33.16 | 33.44 | 5374 | NASDAQ | DALN | Mon, Oct 14, 2013 | 33.40 | 33.80 | 33.04 | 33.64 | 5373 | NASDAQ | DALN | Fri, Oct 11, 2013 | 31.88 | 33.44 | 31.56 | 33.40 | 5372 | NASDAQ | DALN | Thu, Oct 10, 2013 | 30.40 | 32.04 | 30.36 | 32.04 | 5371 | NASDAQ | DALN | Wed, Oct 9, 2013 | 29.64 | 30.40 | 29.32 | 30.36 | 5370 | NASDAQ | DALN | Tue, Oct 8, 2013 | 30.32 | 30.40 | 29.52 | 29.72 | 5369 | NASDAQ | DALN | Mon, Oct 7, 2013 | 30.80 | 30.92 | 30.16 | 30.24 | 5368 | NASDAQ | DALN | Fri, Oct 4, 2013 | 30.24 | 31.24 | 30.24 | 31.04 | 5367 | NASDAQ | DALN | Thu, Oct 3, 2013 | 30.82 | 30.83 | 29.56 | 30.40 | 5366 | NASDAQ | DALN | Wed, Oct 2, 2013 | 31.40 | 31.60 | 30.64 | 30.92 | 5365 | NASDAQ | DALN | Tue, Oct 1, 2013 | 31.32 | 31.60 | 31.32 | 31.60 | 5364 | NASDAQ | DALN | Mon, Sep 30, 2013 | 30.92 | 31.40 | 30.76 | 31.40 | 5363 | NASDAQ | DALN | Fri, Sep 27, 2013 | 31.32 | 31.44 | 30.84 | 31.28 | 5362 | NASDAQ | DALN | Thu, Sep 26, 2013 | 31.28 | 31.56 | 30.68 | 31.56 | 5361 | NASDAQ | DALN | Wed, Sep 25, 2013 | 31.60 | 31.60 | 31.32 | 31.32 | 5360 | NASDAQ | DALN | Tue, Sep 24, 2013 | 31.16 | 31.60 | 31.00 | 31.52 | 5359 | NASDAQ | DALN | Mon, Sep 23, 2013 | 30.88 | 31.20 | 30.76 | 31.08 | 5358 | NASDAQ | DALN | Fri, Sep 20, 2013 | 30.56 | 31.00 | 30.56 | 30.92 | 5357 | NASDAQ | DALN | Thu, Sep 19, 2013 | 30.44 | 30.68 | 30.28 | 30.40 | 5356 | NASDAQ | DALN | Wed, Sep 18, 2013 | 30.00 | 30.60 | 29.38 | 30.36 | 5355 | NASDAQ | DALN | Tue, Sep 17, 2013 | 29.76 | 30.00 | 29.56 | 29.96 | 5354 | NASDAQ | DALN | Mon, Sep 16, 2013 | 30.00 | 30.00 | 29.36 | 29.68 | 5353 | NASDAQ | DALN | Fri, Sep 13, 2013 | 29.52 | 29.88 | 28.74 | 29.72 | 5352 | NASDAQ | DALN | Thu, Sep 12, 2013 | 29.96 | 29.96 | 29.32 | 29.36 | 5351 | NASDAQ | DALN | Wed, Sep 11, 2013 | 29.88 | 30.00 | 29.42 | 29.80 | 5350 | NASDAQ | DALN | Tue, Sep 10, 2013 | 30.00 | 30.12 | 29.80 | 30.00 | 5349 | NASDAQ | DALN | Mon, Sep 9, 2013 | 29.60 | 30.00 | 29.21 | 29.96 | 5348 | NASDAQ | DALN | Fri, Sep 6, 2013 | 29.40 | 29.88 | 29.04 | 29.48 | 5347 | NASDAQ | DALN | Thu, Sep 5, 2013 | 28.84 | 29.56 | 28.82 | 29.20 | 5346 | NASDAQ | DALN | Wed, Sep 4, 2013 | 28.60 | 29.00 | 28.60 | 29.00 | 5345 | NASDAQ | DALN | Tue, Sep 3, 2013 | 29.16 | 29.44 | 28.12 | 28.64 | 5344 | NASDAQ | DALN | Fri, Aug 30, 2013 | 28.60 | 29.00 | 28.16 | 28.96 | 5343 | NASDAQ | DALN | Thu, Aug 29, 2013 | 28.64 | 29.00 | 28.64 | 28.68 | 5342 | NASDAQ | DALN | Wed, Aug 28, 2013 | 28.24 | 28.96 | 28.24 | 28.64 | 5341 | NASDAQ | DALN | Tue, Aug 27, 2013 | 28.00 | 28.84 | 27.40 | 28.04 | 5340 | NASDAQ | DALN | Mon, Aug 26, 2013 | 29.04 | 29.08 | 28.14 | 28.28 | 5339 | NASDAQ | DALN | Fri, Aug 23, 2013 | 29.12 | 29.51 | 28.44 | 29.08 | 5338 | NASDAQ | DALN | Thu, Aug 22, 2013 | 28.64 | 29.20 | 28.64 | 29.16 | 5337 | NASDAQ | DALN | Wed, Aug 21, 2013 | 28.60 | 28.96 | 28.36 | 28.52 | 5336 | NASDAQ | DALN | Tue, Aug 20, 2013 | 28.28 | 28.80 | 28.28 | 28.60 | 5335 | NASDAQ | DALN | Mon, Aug 19, 2013 | 28.20 | 28.96 | 28.08 | 28.36 | 5334 | NASDAQ | DALN | Fri, Aug 16, 2013 | 26.96 | 28.20 | 26.96 | 28.16 | 5333 | NASDAQ | DALN | Thu, Aug 15, 2013 | 28.76 | 28.80 | 26.32 | 27.00 | 5332 | NASDAQ | DALN | Wed, Aug 14, 2013 | 28.12 | 29.00 | 28.12 | 28.96 | 5331 | NASDAQ | DALN | Tue, Aug 13, 2013 | 29.32 | 29.32 | 28.80 | 29.20 | 5330 | NASDAQ | DALN | Mon, Aug 12, 2013 | 28.32 | 29.20 | 28.32 | 29.20 | 5329 | NASDAQ | DALN | Fri, Aug 9, 2013 | 28.84 | 29.08 | 28.28 | 28.32 | 5328 | NASDAQ | DALN | Thu, Aug 8, 2013 | 29.20 | 29.24 | 28.52 | 28.96 | 5327 | NASDAQ | DALN | Wed, Aug 7, 2013 | 29.00 | 29.28 | 29.00 | 29.08 | 5326 | NASDAQ | DALN | Tue, Aug 6, 2013 | 29.06 | 29.24 | 28.88 | 29.16 | 5325 | NASDAQ | DALN | Mon, Aug 5, 2013 | 29.76 | 29.76 | 28.80 | 29.24 | 5324 | NASDAQ | DALN | Fri, Aug 2, 2013 | 29.76 | 29.96 | 29.60 | 29.72 | 5323 | NASDAQ | DALN | Thu, Aug 1, 2013 | 30.08 | 30.12 | 29.68 | 29.84 | 5322 | NASDAQ | DALN | Wed, Jul 31, 2013 | 29.72 | 30.24 | 29.72 | 30.00 | 5321 | NASDAQ | DALN | Tue, Jul 30, 2013 | 30.08 | 30.49 | 29.64 | 29.72 | 5320 | NASDAQ | DALN | Mon, Jul 29, 2013 | 30.56 | 30.56 | 29.68 | 30.00 | 5319 | NASDAQ | DALN | Fri, Jul 26, 2013 | 30.00 | 30.48 | 29.24 | 30.48 | 5318 | NASDAQ | DALN | Thu, Jul 25, 2013 | 31.16 | 31.16 | 29.56 | 30.12 | 5317 | NASDAQ | DALN | Wed, Jul 24, 2013 | 32.00 | 32.12 | 31.28 | 31.56 | 5316 | NASDAQ | DALN | Tue, Jul 23, 2013 | 32.00 | 32.20 | 31.40 | 31.96 | 5315 | NASDAQ | DALN | Mon, Jul 22, 2013 | 31.96 | 32.12 | 31.92 | 32.00 | 5314 | NASDAQ | DALN | Fri, Jul 19, 2013 | 31.84 | 32.04 | 31.64 | 32.04 | 5313 | NASDAQ | DALN | Thu, Jul 18, 2013 | 31.52 | 32.04 | 31.28 | 31.84 | 5312 | NASDAQ | DALN | Wed, Jul 17, 2013 | 31.20 | 31.44 | 30.88 | 31.32 | 5311 | NASDAQ | DALN | Tue, Jul 16, 2013 | 30.72 | 31.08 | 30.68 | 31.08 | 5310 | NASDAQ | DALN | Mon, Jul 15, 2013 | 29.68 | 30.80 | 29.60 | 30.72 | 5309 | NASDAQ | DALN | Fri, Jul 12, 2013 | 29.80 | 30.22 | 29.75 | 29.88 | 5308 | NASDAQ | DALN | Thu, Jul 11, 2013 | 29.08 | 29.76 | 28.96 | 29.68 | 5307 | NASDAQ | DALN | Wed, Jul 10, 2013 | 28.68 | 29.08 | 28.60 | 28.96 | 5306 | NASDAQ | DALN | Tue, Jul 9, 2013 | 28.16 | 28.68 | 28.16 | 28.64 | 5305 | NASDAQ | DALN | Mon, Jul 8, 2013 | 28.04 | 28.48 | 27.84 | 28.16 | 5304 | NASDAQ | DALN | Fri, Jul 5, 2013 | 27.92 | 28.08 | 27.68 | 27.96 | 5303 | NASDAQ | DALN | Wed, Jul 3, 2013 | 27.16 | 27.96 | 27.16 | 27.64 | 5302 | NASDAQ | DALN | Tue, Jul 2, 2013 | 26.60 | 27.72 | 26.60 | 27.16 | 5301 | NASDAQ | DALN | Mon, Jul 1, 2013 | 27.44 | 27.64 | 26.28 | 26.48 | 5300 | NASDAQ | DALN | Fri, Jun 28, 2013 | 27.88 | 28.80 | 26.72 | 27.44 | 5299 | NASDAQ | DALN | Thu, Jun 27, 2013 | 27.76 | 28.00 | 27.60 | 27.92 | 5298 | NASDAQ | DALN | Wed, Jun 26, 2013 | 27.24 | 27.72 | 26.76 | 27.60 | 5297 | NASDAQ | DALN | Tue, Jun 25, 2013 | 26.56 | 27.16 | 26.52 | 27.04 | 5296 | NASDAQ | DALN | Mon, Jun 24, 2013 | 26.40 | 26.56 | 25.24 | 26.40 | 5295 | NASDAQ | DALN | Fri, Jun 21, 2013 | 26.12 | 26.52 | 26.08 | 26.40 | 5294 | NASDAQ | DALN | Thu, Jun 20, 2013 | 26.76 | 26.88 | 25.72 | 26.04 | 5293 | NASDAQ | DALN | Wed, Jun 19, 2013 | 26.52 | 27.24 | 26.24 | 26.92 | 5292 | NASDAQ | DALN | Tue, Jun 18, 2013 | 27.12 | 27.40 | 26.08 | 26.72 | 5291 | NASDAQ | DALN | Mon, Jun 17, 2013 | 28.16 | 29.00 | 26.88 | 27.32 | 5290 | NASDAQ | DALN | Fri, Jun 14, 2013 | 27.32 | 28.16 | 27.32 | 27.76 | 5289 | NASDAQ | DALN | Thu, Jun 13, 2013 | 27.20 | 28.79 | 27.12 | 27.40 | 5288 | NASDAQ | DALN | Wed, Jun 12, 2013 | 27.68 | 27.86 | 27.20 | 27.32 | 5287 | NASDAQ | DALN | Tue, Jun 11, 2013 | 26.80 | 27.76 | 26.80 | 27.60 | 5286 | NASDAQ | DALN | Mon, Jun 10, 2013 | 26.20 | 27.40 | 26.20 | 27.00 | 5285 | NASDAQ | DALN | Fri, Jun 7, 2013 | 26.80 | 27.00 | 26.32 | 26.84 | 5284 | NASDAQ | DALN | Thu, Jun 6, 2013 | 25.60 | 26.88 | 25.60 | 26.88 | 5283 | NASDAQ | DALN | Wed, Jun 5, 2013 | 26.64 | 26.64 | 25.68 | 25.80 | 5282 | NASDAQ | DALN | Tue, Jun 4, 2013 | 26.80 | 26.80 | 26.36 | 26.80 | 5281 | NASDAQ | DALN | Mon, Jun 3, 2013 | 27.40 | 27.40 | 26.48 | 26.88 | 5280 | NASDAQ | DALN | Fri, May 31, 2013 | 26.76 | 27.56 | 26.72 | 27.40 | 5279 | NASDAQ | DALN | Thu, May 30, 2013 | 26.72 | 27.72 | 26.48 | 26.92 | 5278 | NASDAQ | DALN | Wed, May 29, 2013 | 27.64 | 27.68 | 26.64 | 27.56 | 5277 | NASDAQ | DALN | Tue, May 28, 2013 | 27.96 | 28.08 | 27.40 | 27.80 | 5276 | NASDAQ | DALN | Fri, May 24, 2013 | 27.20 | 27.52 | 27.08 | 27.36 | 5275 | NASDAQ | DALN | Thu, May 23, 2013 | 25.56 | 27.40 | 24.80 | 27.40 | 5274 | NASDAQ | DALN | Wed, May 22, 2013 | 26.84 | 27.20 | 25.80 | 26.28 | 5273 | NASDAQ | DALN | Tue, May 21, 2013 | 26.84 | 26.84 | 26.60 | 26.72 | 5272 | NASDAQ | DALN | Mon, May 20, 2013 | 26.20 | 26.84 | 25.68 | 26.80 | 5271 | NASDAQ | DALN | Fri, May 17, 2013 | 24.80 | 26.56 | 24.80 | 26.36 | 5270 | NASDAQ | DALN | Thu, May 16, 2013 | 24.76 | 24.76 | 24.08 | 24.36 | 5269 | NASDAQ | DALN | Wed, May 15, 2013 | 24.00 | 24.80 | 23.84 | 24.76 | 5268 | NASDAQ | DALN | Tue, May 14, 2013 | 24.12 | 24.36 | 23.62 | 24.20 | 5267 | NASDAQ | DALN | Mon, May 13, 2013 | 23.68 | 24.24 | 23.68 | 24.12 | 5266 | NASDAQ | DALN | Fri, May 10, 2013 | 23.52 | 24.00 | 23.52 | 23.80 | 5265 | NASDAQ | DALN | Thu, May 9, 2013 | 24.68 | 24.68 | 23.64 | 23.80 | 5264 | NASDAQ | DALN | Wed, May 8, 2013 | 24.68 | 24.80 | 24.48 | 24.80 | 5263 | NASDAQ | DALN | Tue, May 7, 2013 | 23.56 | 24.28 | 23.24 | 24.28 | 5262 | NASDAQ | DALN | Mon, May 6, 2013 | 23.40 | 23.60 | 23.40 | 23.44 | 5261 | NASDAQ | DALN | Fri, May 3, 2013 | 23.32 | 23.60 | 23.20 | 23.60 | 5260 | NASDAQ | DALN | Thu, May 2, 2013 | 23.56 | 23.56 | 23.20 | 23.28 | 5259 | NASDAQ | DALN | Wed, May 1, 2013 | 23.04 | 23.56 | 23.00 | 23.52 | 5258 | NASDAQ | DALN | Tue, Apr 30, 2013 | 23.40 | 23.40 | 21.92 | 23.20 | 5257 | NASDAQ | DALN | Mon, Apr 29, 2013 | 24.40 | 24.40 | 23.44 | 23.68 | 5256 | NASDAQ | DALN | Fri, Apr 26, 2013 | 23.20 | 23.60 | 23.20 | 23.28 | 5255 | NASDAQ | DALN | Thu, Apr 25, 2013 | 22.92 | 23.64 | 22.80 | 23.00 | 5254 | NASDAQ | DALN | Wed, Apr 24, 2013 | 22.68 | 22.84 | 22.56 | 22.80 | 5253 | NASDAQ | DALN | Tue, Apr 23, 2013 | 22.36 | 22.64 | 22.04 | 22.60 | 5252 | NASDAQ | DALN | Mon, Apr 22, 2013 | 22.36 | 22.40 | 22.08 | 22.24 | 5251 | NASDAQ | DALN | Fri, Apr 19, 2013 | 22.12 | 22.40 | 21.96 | 22.20 | 5250 | NASDAQ | DALN | Thu, Apr 18, 2013 | 22.48 | 22.68 | 21.96 | 21.96 | 5249 | NASDAQ | DALN | Wed, Apr 17, 2013 | 23.00 | 23.14 | 22.20 | 22.36 | 5248 | NASDAQ | DALN | Tue, Apr 16, 2013 | 23.00 | 23.72 | 22.72 | 22.96 | 5247 | NASDAQ | DALN | Mon, Apr 15, 2013 | 23.32 | 23.32 | 22.68 | 22.68 | 5246 | NASDAQ | DALN | Fri, Apr 12, 2013 | 23.00 | 23.04 | 22.88 | 23.00 | 5245 | NASDAQ | DALN | Thu, Apr 11, 2013 | 23.00 | 23.16 | 22.92 | 23.00 | 5244 | NASDAQ | DALN | Wed, Apr 10, 2013 | 23.00 | 23.08 | 22.84 | 22.92 | 5243 | NASDAQ | DALN | Tue, Apr 9, 2013 | 22.80 | 23.04 | 22.80 | 23.00 | 5242 | NASDAQ | DALN | Mon, Apr 8, 2013 | 23.08 | 23.28 | 22.56 | 22.80 | 5241 | NASDAQ | DALN | Fri, Apr 5, 2013 | 23.40 | 23.44 | 22.96 | 23.12 | 5240 | NASDAQ | DALN | Thu, Apr 4, 2013 | 24.00 | 24.00 | 23.16 | 23.56 | 5239 | NASDAQ | DALN | Wed, Apr 3, 2013 | 23.32 | 24.11 | 23.16 | 23.92 | 5238 | NASDAQ | DALN | Tue, Apr 2, 2013 | 23.04 | 23.56 | 23.04 | 23.36 | 5237 | NASDAQ | DALN | Mon, Apr 1, 2013 | 23.20 | 23.36 | 22.72 | 23.04 | 5236 | NASDAQ | DALN | Thu, Mar 28, 2013 | 22.56 | 24.00 | 22.24 | 23.36 | 5235 | NASDAQ | DALN | Wed, Mar 27, 2013 | 21.96 | 22.52 | 21.96 | 22.28 | 5234 | NASDAQ | DALN | Tue, Mar 26, 2013 | 22.08 | 22.20 | 21.88 | 21.88 | 5233 | NASDAQ | DALN | Mon, Mar 25, 2013 | 21.96 | 22.08 | 21.48 | 21.76 | 5232 | NASDAQ | DALN | Fri, Mar 22, 2013 | 21.48 | 21.96 | 21.44 | 21.72 | 5231 | NASDAQ | DALN | Thu, Mar 21, 2013 | 22.00 | 22.00 | 21.48 | 21.84 | 5230 | NASDAQ | DALN | Wed, Mar 20, 2013 | 21.76 | 21.92 | 21.76 | 21.92 | 5229 | NASDAQ | DALN | Tue, Mar 19, 2013 | 20.96 | 21.96 | 20.96 | 21.72 | 5228 | NASDAQ | DALN | Mon, Mar 18, 2013 | 20.80 | 21.52 | 20.60 | 21.20 | 5227 | NASDAQ | DALN | Fri, Mar 15, 2013 | 22.04 | 22.20 | 20.88 | 20.96 | 5226 | NASDAQ | DALN | Thu, Mar 14, 2013 | 21.60 | 22.24 | 21.60 | 22.00 | 5225 | NASDAQ | DALN | Wed, Mar 13, 2013 | 21.40 | 21.56 | 21.16 | 21.52 | 5224 | NASDAQ | DALN | Tue, Mar 12, 2013 | 21.12 | 21.28 | 20.93 | 21.16 | 5223 | NASDAQ | DALN | Mon, Mar 11, 2013 | 21.12 | 22.00 | 21.12 | 21.48 | 5222 | NASDAQ | DALN | Fri, Mar 8, 2013 | 21.00 | 21.24 | 21.00 | 21.12 | 5221 | NASDAQ | DALN | Thu, Mar 7, 2013 | 21.20 | 21.20 | 21.00 | 21.20 | 5220 | NASDAQ | DALN | Wed, Mar 6, 2013 | 21.36 | 21.40 | 20.84 | 21.24 | 5219 | NASDAQ | DALN | Tue, Mar 5, 2013 | 20.60 | 21.44 | 20.60 | 21.32 | 5218 | NASDAQ | DALN | Mon, Mar 4, 2013 | 20.44 | 20.92 | 20.44 | 20.52 | 5217 | NASDAQ | DALN | Fri, Mar 1, 2013 | 20.12 | 20.80 | 20.04 | 20.56 | 5216 | NASDAQ | DALN | Thu, Feb 28, 2013 | 20.52 | 20.52 | 20.00 | 20.12 | 5215 | NASDAQ | DALN | Wed, Feb 27, 2013 | 20.44 | 20.64 | 20.20 | 20.60 | 5214 | NASDAQ | DALN | Tue, Feb 26, 2013 | 21.00 | 21.12 | 20.40 | 20.40 | 5213 | NASDAQ | DALN | Mon, Feb 25, 2013 | 21.04 | 21.16 | 20.92 | 21.04 | 5212 | NASDAQ | DALN | Fri, Feb 22, 2013 | 21.16 | 21.16 | 20.84 | 21.00 | 5211 | NASDAQ | DALN | Thu, Feb 21, 2013 | 20.92 | 21.24 | 20.72 | 21.04 | 5210 | NASDAQ | DALN | Wed, Feb 20, 2013 | 21.44 | 21.44 | 20.80 | 20.88 | 5209 | NASDAQ | DALN | Tue, Feb 19, 2013 | 21.40 | 21.56 | 21.20 | 21.32 | 5208 | NASDAQ | DALN | Fri, Feb 15, 2013 | 21.56 | 21.56 | 20.80 | 21.36 | 5207 | NASDAQ | DALN | Thu, Feb 14, 2013 | 21.12 | 21.40 | 20.80 | 21.40 | 5206 | NASDAQ | DALN | Wed, Feb 13, 2013 | 21.12 | 21.72 | 20.96 | 21.04 | 5205 | NASDAQ | DALN | Tue, Feb 12, 2013 | 21.68 | 21.71 | 20.72 | 21.04 | 5204 | NASDAQ | DALN | Mon, Feb 11, 2013 | 21.56 | 21.76 | 21.40 | 21.44 | 5203 | NASDAQ | DALN | Fri, Feb 8, 2013 | 21.56 | 21.56 | 21.20 | 21.56 | 5202 | NASDAQ | DALN | Thu, Feb 7, 2013 | 21.56 | 21.60 | 21.36 | 21.52 | 5201 | NASDAQ | DALN | Wed, Feb 6, 2013 | 21.12 | 21.56 | 21.12 | 21.44 | 5200 | NASDAQ | DALN | Tue, Feb 5, 2013 | 21.40 | 21.60 | 21.04 | 21.36 | 5199 | NASDAQ | DALN | Mon, Feb 4, 2013 | 21.56 | 21.80 | 21.08 | 21.36 | 5198 | NASDAQ | DALN | Fri, Feb 1, 2013 | 21.40 | 21.72 | 21.00 | 21.36 | 5197 | NASDAQ | DALN | Thu, Jan 31, 2013 | 21.04 | 21.68 | 20.92 | 21.12 | 5196 | NASDAQ | DALN | Wed, Jan 30, 2013 | 21.68 | 21.68 | 21.20 | 21.24 | 5195 | NASDAQ | DALN | Tue, Jan 29, 2013 | 21.56 | 22.20 | 21.20 | 21.48 | 5194 | NASDAQ | DALN | Mon, Jan 28, 2013 | 21.04 | 21.72 | 20.72 | 21.68 | 5193 | NASDAQ | DALN | Fri, Jan 25, 2013 | 21.00 | 21.04 | 20.72 | 20.96 | 5192 | NASDAQ | DALN | Thu, Jan 24, 2013 | 20.64 | 21.00 | 20.64 | 20.96 | 5191 | NASDAQ | DALN | Wed, Jan 23, 2013 | 20.44 | 21.00 | 20.36 | 20.60 | 5190 | NASDAQ | DALN | Tue, Jan 22, 2013 | 20.84 | 20.88 | 20.36 | 20.44 | 5189 | NASDAQ | DALN | Fri, Jan 18, 2013 | 20.92 | 20.92 | 20.64 | 20.72 | 5188 | NASDAQ | DALN | Thu, Jan 17, 2013 | 20.32 | 21.36 | 20.12 | 20.96 | 5187 | NASDAQ | DALN | Wed, Jan 16, 2013 | 20.44 | 20.76 | 20.20 | 20.40 | 5186 | NASDAQ | DALN | Tue, Jan 15, 2013 | 20.84 | 21.08 | 20.52 | 20.52 | 5185 | NASDAQ | DALN | Mon, Jan 14, 2013 | 20.84 | 20.84 | 20.20 | 20.64 | 5184 | NASDAQ | DALN | Fri, Jan 11, 2013 | 20.80 | 21.16 | 20.40 | 21.08 | 5183 | NASDAQ | DALN | Thu, Jan 10, 2013 | 20.96 | 21.19 | 20.56 | 20.64 | 5182 | NASDAQ | DALN | Wed, Jan 9, 2013 | 20.56 | 21.36 | 20.40 | 21.00 | 5181 | NASDAQ | DALN | Tue, Jan 8, 2013 | 20.24 | 20.84 | 20.08 | 20.60 | 5180 | NASDAQ | DALN | Mon, Jan 7, 2013 | 20.00 | 21.40 | 20.00 | 20.28 | 5179 | NASDAQ | DALN | Fri, Jan 4, 2013 | 19.60 | 20.00 | 19.52 | 19.92 | 5178 | NASDAQ | DALN | Thu, Jan 3, 2013 | 19.44 | 19.72 | 19.20 | 19.64 | 5177 | NASDAQ | DALN | Wed, Jan 2, 2013 | 18.88 | 19.60 | 18.88 | 19.60 | 5176 | NASDAQ | DALN | Mon, Dec 31, 2012 | 19.12 | 19.12 | 18.40 | 18.60 | 5175 | NASDAQ | DALN | Fri, Dec 28, 2012 | 19.08 | 19.40 | 19.04 | 19.20 | 5174 | NASDAQ | DALN | Thu, Dec 27, 2012 | 18.80 | 19.04 | 18.20 | 19.04 | 5173 | NASDAQ | DALN | Wed, Dec 26, 2012 | 18.60 | 19.32 | 18.08 | 18.80 | 5172 | NASDAQ | DALN | Mon, Dec 24, 2012 | 19.16 | 19.16 | 18.56 | 18.56 | 5171 | NASDAQ | DALN | Fri, Dec 21, 2012 | 18.84 | 19.12 | 18.48 | 19.00 | 5170 | NASDAQ | DALN | Thu, Dec 20, 2012 | 18.48 | 19.12 | 18.28 | 18.80 | 5169 | NASDAQ | DALN | Wed, Dec 19, 2012 | 18.88 | 18.92 | 18.00 | 18.44 | 5168 | NASDAQ | DALN | Tue, Dec 18, 2012 | 19.32 | 19.56 | 18.84 | 18.84 | 5167 | NASDAQ | DALN | Mon, Dec 17, 2012 | 18.96 | 19.44 | 18.72 | 19.28 | 5166 | NASDAQ | DALN | Fri, Dec 14, 2012 | 18.60 | 18.88 | 18.60 | 18.76 | 5165 | NASDAQ | DALN | Thu, Dec 13, 2012 | 17.84 | 18.72 | 17.84 | 18.72 | 5164 | NASDAQ | DALN | Wed, Dec 12, 2012 | 18.00 | 18.16 | 17.68 | 18.00 | 5163 | NASDAQ | DALN | Tue, Dec 11, 2012 | 17.80 | 18.20 | 17.52 | 18.00 | 5162 | NASDAQ | DALN | Mon, Dec 10, 2012 | 18.24 | 18.24 | 17.52 | 17.84 | 5161 | NASDAQ | DALN | Fri, Dec 7, 2012 | 17.96 | 18.24 | 17.76 | 17.96 | 5160 | NASDAQ | DALN | Thu, Dec 6, 2012 | 18.04 | 18.12 | 17.80 | 17.96 | 5159 | NASDAQ | DALN | Wed, Dec 5, 2012 | 18.36 | 18.40 | 18.00 | 18.12 | 5158 | NASDAQ | DALN | Tue, Dec 4, 2012 | 18.04 | 18.40 | 18.04 | 18.40 | 5157 | NASDAQ | DALN | Mon, Dec 3, 2012 | 18.56 | 18.68 | 18.00 | 18.24 | 5156 | NASDAQ | DALN | Fri, Nov 30, 2012 | 18.44 | 18.68 | 18.24 | 18.56 | 5155 | NASDAQ | DALN | Thu, Nov 29, 2012 | 18.80 | 18.84 | 18.40 | 18.40 | 5154 | NASDAQ | DALN | Wed, Nov 28, 2012 | 18.80 | 18.80 | 18.60 | 18.72 | 5153 | NASDAQ | DALN | Tue, Nov 27, 2012 | 18.76 | 18.80 | 18.64 | 18.80 | 5152 | NASDAQ | DALN | Mon, Nov 26, 2012 | 18.60 | 18.76 | 18.46 | 18.72 | 5151 | NASDAQ | DALN | Fri, Nov 23, 2012 | 18.88 | 18.92 | 18.64 | 18.80 | 5150 | NASDAQ | DALN | Wed, Nov 21, 2012 | 18.80 | 19.08 | 18.72 | 18.92 | 5149 | NASDAQ | DALN | Tue, Nov 20, 2012 | 18.88 | 18.88 | 18.56 | 18.84 | 5148 | NASDAQ | DALN | Mon, Nov 19, 2012 | 18.80 | 18.94 | 18.60 | 18.76 | 5147 | NASDAQ | DALN | Fri, Nov 16, 2012 | 18.60 | 18.72 | 18.08 | 18.72 | 5146 | NASDAQ | DALN | Thu, Nov 15, 2012 | 18.40 | 18.64 | 18.20 | 18.64 | 5145 | NASDAQ | DALN | Wed, Nov 14, 2012 | 18.32 | 18.80 | 18.28 | 18.52 | 5144 | NASDAQ | DALN | Tue, Nov 13, 2012 | 19.48 | 19.72 | 19.48 | 19.56 | 5143 | NASDAQ | DALN | Mon, Nov 12, 2012 | 19.80 | 19.80 | 19.48 | 19.52 | 5142 | NASDAQ | DALN | Fri, Nov 9, 2012 | 19.80 | 20.00 | 19.56 | 19.80 | 5141 | NASDAQ | DALN | Thu, Nov 8, 2012 | 19.92 | 19.92 | 19.56 | 19.80 | 5140 | NASDAQ | DALN | Wed, Nov 7, 2012 | 19.84 | 19.96 | 19.44 | 19.80 | 5139 | NASDAQ | DALN | Tue, Nov 6, 2012 | 19.92 | 20.00 | 19.80 | 19.80 | 5138 | NASDAQ | DALN | Mon, Nov 5, 2012 | 19.84 | 20.00 | 19.64 | 20.00 | 5137 | NASDAQ | DALN | Fri, Nov 2, 2012 | 19.96 | 20.00 | 19.68 | 19.68 | 5136 | NASDAQ | DALN | Thu, Nov 1, 2012 | 19.84 | 20.08 | 19.52 | 20.08 | 5135 | NASDAQ | DALN | Wed, Oct 31, 2012 | 19.92 | 20.12 | 19.80 | 20.00 | 5134 | NASDAQ | DALN | Fri, Oct 26, 2012 | 20.12 | 20.12 | 19.80 | 19.80 | 5133 | NASDAQ | DALN | Thu, Oct 25, 2012 | 20.00 | 20.20 | 19.80 | 20.00 | 5132 | NASDAQ | DALN | Wed, Oct 24, 2012 | 19.88 | 20.16 | 19.84 | 20.00 | 5131 | NASDAQ | DALN | Tue, Oct 23, 2012 | 20.20 | 20.20 | 19.64 | 19.84 | 5130 | NASDAQ | DALN | Mon, Oct 22, 2012 | 20.36 | 20.40 | 20.04 | 20.20 | 5129 | NASDAQ | DALN | Fri, Oct 19, 2012 | 20.20 | 20.28 | 19.90 | 20.28 | 5128 | NASDAQ | DALN | Thu, Oct 18, 2012 | 20.00 | 20.24 | 20.00 | 20.00 | 5127 | NASDAQ | DALN | Wed, Oct 17, 2012 | 20.08 | 20.20 | 20.00 | 20.04 | 5126 | NASDAQ | DALN | Tue, Oct 16, 2012 | 20.00 | 20.20 | 19.96 | 20.04 | 5125 | NASDAQ | DALN | Mon, Oct 15, 2012 | 20.00 | 20.16 | 19.92 | 19.92 | 5124 | NASDAQ | DALN | Fri, Oct 12, 2012 | 19.88 | 20.08 | 19.60 | 20.00 | 5123 | NASDAQ | DALN | Thu, Oct 11, 2012 | 19.52 | 20.20 | 19.52 | 19.96 | 5122 | NASDAQ | DALN | Wed, Oct 10, 2012 | 20.00 | 20.16 | 19.60 | 19.60 | 5121 | NASDAQ | DALN | Tue, Oct 9, 2012 | 20.44 | 20.44 | 19.96 | 20.04 | 5120 | NASDAQ | DALN | Mon, Oct 8, 2012 | 21.16 | 21.16 | 20.40 | 20.40 | 5119 | NASDAQ | DALN | Fri, Oct 5, 2012 | 20.40 | 21.20 | 20.40 | 21.12 | 5118 | NASDAQ | DALN | Thu, Oct 4, 2012 | 19.72 | 20.28 | 19.44 | 20.28 | 5117 | NASDAQ | DALN | Wed, Oct 3, 2012 | 19.32 | 19.50 | 19.24 | 19.40 | 5116 | NASDAQ | DALN | Tue, Oct 2, 2012 | 19.32 | 19.44 | 19.20 | 19.32 | 5115 | NASDAQ | DALN | Mon, Oct 1, 2012 | 19.48 | 19.52 | 19.20 | 19.28 | 5114 | NASDAQ | DALN | Fri, Sep 28, 2012 | 19.52 | 19.60 | 19.08 | 19.32 | 5113 | NASDAQ | DALN | Thu, Sep 27, 2012 | 19.40 | 19.64 | 19.28 | 19.52 | 5112 | NASDAQ | DALN | Wed, Sep 26, 2012 | 19.72 | 19.72 | 19.20 | 19.20 | 5111 | NASDAQ | DALN | Tue, Sep 25, 2012 | 19.88 | 19.96 | 19.60 | 19.60 | 5110 | NASDAQ | DALN | Mon, Sep 24, 2012 | 19.20 | 20.16 | 19.12 | 19.68 | 5109 | NASDAQ | DALN | Fri, Sep 21, 2012 | 18.92 | 19.40 | 18.88 | 19.28 | 5108 | NASDAQ | DALN | Thu, Sep 20, 2012 | 19.04 | 19.24 | 19.00 | 19.00 | 5107 | NASDAQ | DALN | Wed, Sep 19, 2012 | 19.24 | 19.28 | 19.00 | 19.00 | 5106 | NASDAQ | DALN | Tue, Sep 18, 2012 | 19.28 | 19.40 | 19.08 | 19.12 | 5105 | NASDAQ | DALN | Mon, Sep 17, 2012 | 19.52 | 19.88 | 19.00 | 19.08 | 5104 | NASDAQ | DALN | Fri, Sep 14, 2012 | 19.00 | 19.62 | 18.56 | 18.96 | 5103 | NASDAQ | DALN | Thu, Sep 13, 2012 | 18.44 | 18.60 | 18.24 | 18.60 | 5102 | NASDAQ | DALN | Wed, Sep 12, 2012 | 18.76 | 18.88 | 18.40 | 18.40 | 5101 | NASDAQ | DALN | Tue, Sep 11, 2012 | 18.48 | 18.80 | 18.33 | 18.64 | 5100 | NASDAQ | DALN | Mon, Sep 10, 2012 | 18.40 | 18.60 | 18.08 | 18.44 | 5099 | NASDAQ | DALN | Fri, Sep 7, 2012 | 18.84 | 19.08 | 18.60 | 18.64 | 5098 | NASDAQ | DALN | Thu, Sep 6, 2012 | 18.80 | 19.20 | 18.56 | 19.00 | 5097 | NASDAQ | DALN | Wed, Sep 5, 2012 | 18.60 | 18.88 | 18.40 | 18.64 | 5096 | NASDAQ | DALN | Tue, Sep 4, 2012 | 19.00 | 19.00 | 18.24 | 18.48 | 5095 | NASDAQ | DALN | Fri, Aug 31, 2012 | 18.96 | 19.20 | 18.64 | 19.20 | 5094 | NASDAQ | DALN | Thu, Aug 30, 2012 | 18.96 | 19.04 | 18.84 | 18.96 | 5093 | NASDAQ | DALN | Wed, Aug 29, 2012 | 18.96 | 19.04 | 18.80 | 19.00 | 5092 | NASDAQ | DALN | Tue, Aug 28, 2012 | 18.80 | 19.04 | 18.72 | 18.96 | 5091 | NASDAQ | DALN | Mon, Aug 27, 2012 | 18.72 | 18.92 | 18.64 | 18.92 | 5090 | NASDAQ | DALN | Fri, Aug 24, 2012 | 18.72 | 19.00 | 18.60 | 18.64 | 5089 | NASDAQ | DALN | Thu, Aug 23, 2012 | 18.52 | 18.76 | 18.28 | 18.60 | 5088 | NASDAQ | DALN | Wed, Aug 22, 2012 | 18.16 | 18.60 | 17.92 | 18.40 | 5087 | NASDAQ | DALN | Tue, Aug 21, 2012 | 18.68 | 18.80 | 18.40 | 18.40 | 5086 | NASDAQ | DALN | Mon, Aug 20, 2012 | 17.88 | 18.56 | 17.88 | 18.56 | 5085 | NASDAQ | DALN | Fri, Aug 17, 2012 | 17.84 | 18.08 | 17.80 | 17.92 | 5084 | NASDAQ | DALN | Thu, Aug 16, 2012 | 17.60 | 18.00 | 17.60 | 18.00 | 5083 | NASDAQ | DALN | Wed, Aug 15, 2012 | 17.32 | 17.72 | 17.20 | 17.48 | 5082 | NASDAQ | DALN | Tue, Aug 14, 2012 | 17.40 | 17.64 | 17.32 | 17.60 | 5081 | NASDAQ | DALN | Mon, Aug 13, 2012 | 17.40 | 17.64 | 17.30 | 17.32 | 5080 | NASDAQ | DALN | Fri, Aug 10, 2012 | 17.20 | 17.52 | 17.16 | 17.28 | 5079 | NASDAQ | DALN | Thu, Aug 9, 2012 | 17.20 | 17.56 | 17.12 | 17.28 | 5078 | NASDAQ | DALN | Wed, Aug 8, 2012 | 17.12 | 17.32 | 17.08 | 17.12 | 5077 | NASDAQ | DALN | Tue, Aug 7, 2012 | 17.20 | 17.28 | 16.92 | 17.16 | 5076 | NASDAQ | DALN | Mon, Aug 6, 2012 | 16.92 | 17.20 | 16.80 | 17.12 | 5075 | NASDAQ | DALN | Fri, Aug 3, 2012 | 17.20 | 17.20 | 16.80 | 16.92 | 5074 | NASDAQ | DALN | Thu, Aug 2, 2012 | 16.80 | 17.44 | 16.80 | 17.20 | 5073 | NASDAQ | DALN | Wed, Aug 1, 2012 | 16.52 | 17.52 | 16.52 | 16.88 | 5072 | NASDAQ | DALN | Tue, Jul 31, 2012 | 16.56 | 16.80 | 16.44 | 16.56 | 5071 | NASDAQ | DALN | Mon, Jul 30, 2012 | 16.44 | 16.76 | 16.40 | 16.72 | 5070 | NASDAQ | DALN | Fri, Jul 27, 2012 | 16.24 | 16.76 | 16.24 | 16.44 | 5069 | NASDAQ | DALN | Thu, Jul 26, 2012 | 16.76 | 16.76 | 16.20 | 16.20 | 5068 | NASDAQ | DALN | Wed, Jul 25, 2012 | 16.12 | 16.48 | 15.84 | 16.40 | 5067 | NASDAQ | DALN | Tue, Jul 24, 2012 | 16.20 | 16.40 | 15.84 | 15.84 | 5066 | NASDAQ | DALN | Mon, Jul 23, 2012 | 16.28 | 16.44 | 16.12 | 16.12 | 5065 | NASDAQ | DALN | Fri, Jul 20, 2012 | 16.52 | 16.92 | 16.28 | 16.40 | 5064 | NASDAQ | DALN | Thu, Jul 19, 2012 | 16.96 | 17.04 | 16.48 | 16.64 | 5063 | NASDAQ | DALN | Wed, Jul 18, 2012 | 16.60 | 17.00 | 16.60 | 16.80 | 5062 | NASDAQ | DALN | Tue, Jul 17, 2012 | 16.96 | 17.04 | 16.44 | 16.44 | 5061 | NASDAQ | DALN | Mon, Jul 16, 2012 | 17.00 | 17.24 | 16.88 | 16.88 | 5060 | NASDAQ | DALN | Fri, Jul 13, 2012 | 16.76 | 17.32 | 16.76 | 17.00 | 5059 | NASDAQ | DALN | Thu, Jul 12, 2012 | 16.52 | 17.44 | 16.40 | 16.76 | 5058 | NASDAQ | DALN | Wed, Jul 11, 2012 | 16.44 | 16.96 | 16.44 | 16.68 | 5057 | NASDAQ | DALN | Tue, Jul 10, 2012 | 17.20 | 17.24 | 16.36 | 16.44 | 5056 | NASDAQ | DALN | Mon, Jul 9, 2012 | 17.08 | 17.32 | 17.08 | 17.12 | 5055 | NASDAQ | DALN | Fri, Jul 6, 2012 | 16.96 | 17.60 | 16.68 | 17.12 | 5054 | NASDAQ | DALN | Thu, Jul 5, 2012 | 16.56 | 17.24 | 16.56 | 17.08 | 5053 | NASDAQ | DALN | Tue, Jul 3, 2012 | 16.28 | 16.80 | 16.28 | 16.76 | 5052 | NASDAQ | DALN | Mon, Jul 2, 2012 | 16.24 | 16.40 | 15.88 | 16.40 | 5051 | NASDAQ | DALN | Fri, Jun 29, 2012 | 16.40 | 16.76 | 16.08 | 16.08 | 5050 | NASDAQ | DALN | Thu, Jun 28, 2012 | 16.28 | 16.52 | 16.16 | 16.16 | 5049 | NASDAQ | DALN | Wed, Jun 27, 2012 | 16.36 | 17.04 | 16.16 | 16.40 | 5048 | NASDAQ | DALN | Tue, Jun 26, 2012 | 16.80 | 16.80 | 16.04 | 16.32 | 5047 | NASDAQ | DALN | Mon, Jun 25, 2012 | 15.44 | 17.32 | 15.44 | 16.72 | 5046 | NASDAQ | DALN | Fri, Jun 22, 2012 | 15.04 | 15.68 | 14.84 | 15.44 | 5045 | NASDAQ | DALN | Thu, Jun 21, 2012 | 15.20 | 15.40 | 14.88 | 14.88 | 5044 | NASDAQ | DALN | Wed, Jun 20, 2012 | 15.28 | 15.56 | 15.14 | 15.16 | 5043 | NASDAQ | DALN | Tue, Jun 19, 2012 | 15.16 | 15.68 | 14.92 | 15.32 | 5042 | NASDAQ | DALN | Mon, Jun 18, 2012 | 14.56 | 15.08 | 14.40 | 14.96 | 5041 | NASDAQ | DALN | Fri, Jun 15, 2012 | 15.20 | 15.40 | 14.52 | 14.64 | 5040 | NASDAQ | DALN | Thu, Jun 14, 2012 | 15.48 | 15.48 | 15.20 | 15.24 | 5039 | NASDAQ | DALN | Wed, Jun 13, 2012 | 15.56 | 15.76 | 15.20 | 15.32 | 5038 | NASDAQ | DALN | Tue, Jun 12, 2012 | 15.40 | 15.68 | 15.08 | 15.44 | 5037 | NASDAQ | DALN | Mon, Jun 11, 2012 | 15.60 | 15.88 | 15.08 | 15.20 | 5036 | NASDAQ | DALN | Fri, Jun 8, 2012 | 16.04 | 16.24 | 15.32 | 15.32 | 5035 | NASDAQ | DALN | Thu, Jun 7, 2012 | 16.40 | 16.76 | 16.04 | 16.04 | 5034 | NASDAQ | DALN | Wed, Jun 6, 2012 | 16.12 | 16.32 | 15.92 | 16.12 | 5033 | NASDAQ | DALN | Tue, Jun 5, 2012 | 16.08 | 16.20 | 15.76 | 15.92 | 5032 | NASDAQ | DALN | Mon, Jun 4, 2012 | 16.08 | 16.44 | 16.08 | 16.08 | 5031 | NASDAQ | DALN | Fri, Jun 1, 2012 | 16.00 | 16.52 | 16.00 | 16.08 | 5030 | NASDAQ | DALN | Thu, May 31, 2012 | 16.24 | 16.36 | 15.96 | 16.00 | 5029 | NASDAQ | DALN | Wed, May 30, 2012 | 16.20 | 16.64 | 16.08 | 16.12 | 5028 | NASDAQ | DALN | Tue, May 29, 2012 | 15.80 | 16.32 | 15.80 | 16.32 | 5027 | NASDAQ | DALN | Fri, May 25, 2012 | 16.20 | 16.36 | 15.80 | 15.84 | 5026 | NASDAQ | DALN | Thu, May 24, 2012 | 16.28 | 16.52 | 15.80 | 16.24 | 5025 | NASDAQ | DALN | Wed, May 23, 2012 | 16.08 | 16.36 | 15.88 | 16.24 | 5024 | NASDAQ | DALN | Tue, May 22, 2012 | 16.48 | 16.56 | 16.20 | 16.20 | 5023 | NASDAQ | DALN | Mon, May 21, 2012 | 17.00 | 17.48 | 16.28 | 16.44 | 5022 | NASDAQ | DALN | Fri, May 18, 2012 | 17.08 | 17.32 | 16.48 | 16.92 | 5021 | NASDAQ | DALN | Thu, May 17, 2012 | 17.40 | 17.96 | 16.80 | 17.20 | 5020 | NASDAQ | DALN | Wed, May 16, 2012 | 16.92 | 17.76 | 16.92 | 17.36 | 5019 | NASDAQ | DALN | Tue, May 15, 2012 | 16.48 | 17.64 | 16.48 | 16.80 | 5018 | NASDAQ | DALN | Mon, May 14, 2012 | 16.92 | 17.04 | 16.36 | 16.40 | 5017 | NASDAQ | DALN | Fri, May 11, 2012 | 16.88 | 17.32 | 16.76 | 17.08 | 5016 | NASDAQ | DALN | Thu, May 10, 2012 | 16.48 | 17.40 | 16.36 | 17.12 | 5015 | NASDAQ | DALN | Wed, May 9, 2012 | 16.76 | 16.96 | 16.08 | 16.40 | 5014 | NASDAQ | DALN | Tue, May 8, 2012 | 16.60 | 17.40 | 16.28 | 17.08 | 5013 | NASDAQ | DALN | Mon, May 7, 2012 | 16.28 | 17.12 | 16.08 | 16.68 | 5012 | NASDAQ | DALN | Fri, May 4, 2012 | 16.56 | 16.64 | 16.20 | 16.28 | 5011 | NASDAQ | DALN | Thu, May 3, 2012 | 16.64 | 16.88 | 16.28 | 16.56 | 5010 | NASDAQ | DALN | Wed, May 2, 2012 | 17.00 | 17.36 | 16.64 | 16.68 | 5009 | NASDAQ | DALN | Tue, May 1, 2012 | 17.80 | 18.00 | 17.04 | 17.08 | 5008 | NASDAQ | DALN | Mon, Apr 30, 2012 | 18.76 | 18.96 | 17.64 | 17.64 | 5007 | NASDAQ | DALN | Fri, Apr 27, 2012 | 18.40 | 18.96 | 18.12 | 18.76 | 5006 | NASDAQ | DALN | Thu, Apr 26, 2012 | 18.56 | 18.56 | 17.92 | 18.36 | 5005 | NASDAQ | DALN | Wed, Apr 25, 2012 | 18.48 | 18.84 | 18.24 | 18.52 | 5004 | NASDAQ | DALN | Tue, Apr 24, 2012 | 17.96 | 18.36 | 17.68 | 18.16 | 5003 | NASDAQ | DALN | Mon, Apr 23, 2012 | 18.28 | 18.56 | 17.76 | 18.00 | 5002 | NASDAQ | DALN | Fri, Apr 20, 2012 | 18.36 | 19.00 | 18.28 | 18.52 | 5001 | NASDAQ | DALN | Thu, Apr 19, 2012 | 18.20 | 18.44 | 18.04 | 18.16 | 5000 | NASDAQ | DALN | Wed, Apr 18, 2012 | 18.40 | 18.56 | 18.20 | 18.20 | 4999 | NASDAQ | DALN | Tue, Apr 17, 2012 | 18.56 | 18.84 | 18.40 | 18.48 | 4998 | NASDAQ | DALN | Mon, Apr 16, 2012 | 18.60 | 18.64 | 17.84 | 18.28 | 4997 | NASDAQ | DALN | Fri, Apr 13, 2012 | 18.16 | 18.48 | 18.00 | 18.36 | 4996 | NASDAQ | DALN | Thu, Apr 12, 2012 | 18.20 | 18.56 | 18.00 | 18.24 | 4995 | NASDAQ | DALN | Wed, Apr 11, 2012 | 18.24 | 19.08 | 18.00 | 18.12 | 4994 | NASDAQ | DALN | Tue, Apr 10, 2012 | 19.00 | 19.08 | 18.00 | 18.00 | 4993 | NASDAQ | DALN | Mon, Apr 9, 2012 | 18.52 | 19.36 | 18.52 | 18.92 | 4992 | NASDAQ | DALN | Thu, Apr 5, 2012 | 19.00 | 19.12 | 18.74 | 19.00 | 4991 | NASDAQ | DALN | Wed, Apr 4, 2012 | 19.60 | 19.60 | 18.36 | 19.00 | 4990 | NASDAQ | DALN | Tue, Apr 3, 2012 | 19.68 | 20.04 | 19.56 | 19.60 | 4989 | NASDAQ | DALN | Mon, Apr 2, 2012 | 19.60 | 20.00 | 19.48 | 19.80 | 4988 | NASDAQ | DALN | Fri, Mar 30, 2012 | 20.00 | 20.00 | 19.36 | 19.56 | 4987 | NASDAQ | DALN | Thu, Mar 29, 2012 | 19.84 | 20.00 | 19.68 | 19.76 | 4986 | NASDAQ | DALN | Wed, Mar 28, 2012 | 20.36 | 20.64 | 19.88 | 20.04 | 4985 | NASDAQ | DALN | Tue, Mar 27, 2012 | 21.12 | 21.12 | 20.28 | 20.28 | 4984 | NASDAQ | DALN | Mon, Mar 26, 2012 | 20.28 | 21.20 | 20.28 | 21.04 | 4983 | NASDAQ | DALN | Fri, Mar 23, 2012 | 19.36 | 19.88 | 19.20 | 19.84 | 4982 | NASDAQ | DALN | Thu, Mar 22, 2012 | 19.52 | 19.68 | 18.76 | 19.32 | 4981 | NASDAQ | DALN | Wed, Mar 21, 2012 | 19.68 | 19.80 | 19.60 | 19.64 | 4980 | NASDAQ | DALN | Tue, Mar 20, 2012 | 20.12 | 20.16 | 19.54 | 19.60 | 4979 | NASDAQ | DALN | Mon, Mar 19, 2012 | 20.00 | 20.44 | 19.92 | 20.12 | 4978 | NASDAQ | DALN | Fri, Mar 16, 2012 | 20.00 | 20.06 | 19.52 | 20.00 | 4977 | NASDAQ | DALN | Thu, Mar 15, 2012 | 20.20 | 20.20 | 19.68 | 20.00 | 4976 | NASDAQ | DALN | Wed, Mar 14, 2012 | 20.56 | 20.56 | 19.72 | 20.12 | 4975 | NASDAQ | DALN | Tue, Mar 13, 2012 | 20.16 | 21.44 | 19.56 | 20.64 | 4974 | NASDAQ | DALN | Mon, Mar 12, 2012 | 20.20 | 20.20 | 19.92 | 19.96 | 4973 | NASDAQ | DALN | Fri, Mar 9, 2012 | 20.08 | 20.12 | 19.88 | 20.00 | 4972 | NASDAQ | DALN | Thu, Mar 8, 2012 | 19.56 | 20.12 | 19.36 | 20.00 | 4971 | NASDAQ | DALN | Wed, Mar 7, 2012 | 18.36 | 19.16 | 18.36 | 19.04 | 4970 | NASDAQ | DALN | Tue, Mar 6, 2012 | 18.28 | 18.52 | 18.04 | 18.24 | 4969 | NASDAQ | DALN | Mon, Mar 5, 2012 | 18.04 | 18.56 | 17.88 | 18.44 | 4968 | NASDAQ | DALN | Fri, Mar 2, 2012 | 19.16 | 19.24 | 17.92 | 18.04 | 4967 | NASDAQ | DALN | Thu, Mar 1, 2012 | 19.00 | 19.60 | 18.60 | 19.12 | 4966 | NASDAQ | DALN | Wed, Feb 29, 2012 | 19.32 | 19.48 | 18.88 | 18.88 | 4965 | NASDAQ | DALN | Tue, Feb 28, 2012 | 19.76 | 19.80 | 19.44 | 19.52 | 4964 | NASDAQ | DALN | Mon, Feb 27, 2012 | 19.72 | 20.20 | 19.60 | 19.80 | 4963 | NASDAQ | DALN | Fri, Feb 24, 2012 | 20.36 | 20.40 | 19.84 | 19.92 | 4962 | NASDAQ | DALN | Thu, Feb 23, 2012 | 20.84 | 20.96 | 19.80 | 20.40 | 4961 | NASDAQ | DALN | Wed, Feb 22, 2012 | 20.72 | 21.08 | 20.60 | 20.72 | 4960 | NASDAQ | DALN | Tue, Feb 21, 2012 | 22.72 | 23.24 | 20.60 | 20.64 | 4959 | NASDAQ | DALN | Fri, Feb 17, 2012 | 23.04 | 23.24 | 22.68 | 22.76 | 4958 | NASDAQ | DALN | Thu, Feb 16, 2012 | 22.64 | 23.24 | 22.64 | 22.84 | 4957 | NASDAQ | DALN | Wed, Feb 15, 2012 | 23.24 | 23.24 | 22.44 | 22.52 | 4956 | NASDAQ | DALN | Tue, Feb 14, 2012 | 23.00 | 23.20 | 22.80 | 23.08 | 4955 | NASDAQ | DALN | Mon, Feb 13, 2012 | 23.44 | 24.04 | 22.96 | 23.12 | 4954 | NASDAQ | DALN | Fri, Feb 10, 2012 | 22.48 | 23.20 | 22.48 | 23.04 | 4953 | NASDAQ | DALN | Thu, Feb 9, 2012 | 23.48 | 23.48 | 22.64 | 22.84 | 4952 | NASDAQ | DALN | Wed, Feb 8, 2012 | 23.12 | 23.36 | 22.76 | 23.28 | 4951 | NASDAQ | DALN | Tue, Feb 7, 2012 | 23.96 | 23.96 | 23.12 | 23.44 | 4950 | NASDAQ | DALN | Mon, Feb 6, 2012 | 24.24 | 25.96 | 23.76 | 23.88 | 4949 | NASDAQ | DALN | Fri, Feb 3, 2012 | 24.64 | 24.64 | 24.16 | 24.32 | 4948 | NASDAQ | DALN | Thu, Feb 2, 2012 | 24.24 | 24.36 | 24.12 | 24.28 | 4947 | NASDAQ | DALN | Wed, Feb 1, 2012 | 24.04 | 24.40 | 23.68 | 24.24 | 4946 | NASDAQ | DALN | Tue, Jan 31, 2012 | 24.80 | 25.40 | 23.28 | 23.76 | 4945 | NASDAQ | DALN | Mon, Jan 30, 2012 | 23.44 | 25.00 | 22.84 | 24.56 | 4944 | NASDAQ | DALN | Fri, Jan 27, 2012 | 23.20 | 23.76 | 23.08 | 23.76 | 4943 | NASDAQ | DALN | Thu, Jan 26, 2012 | 23.52 | 23.52 | 22.80 | 23.24 | 4942 | NASDAQ | DALN | Wed, Jan 25, 2012 | 22.84 | 23.60 | 22.76 | 23.32 | 4941 | NASDAQ | DALN | Tue, Jan 24, 2012 | 21.80 | 22.96 | 21.80 | 22.80 | 4940 | NASDAQ | DALN | Mon, Jan 23, 2012 | 21.60 | 21.88 | 21.56 | 21.80 | 4939 | NASDAQ | DALN | Fri, Jan 20, 2012 | 20.56 | 21.64 | 20.56 | 21.52 | 4938 | NASDAQ | DALN | Thu, Jan 19, 2012 | 20.88 | 20.96 | 20.40 | 20.64 | 4937 | NASDAQ | DALN | Wed, Jan 18, 2012 | 20.44 | 20.96 | 20.28 | 20.80 | 4936 | NASDAQ | DALN | Tue, Jan 17, 2012 | 20.44 | 20.60 | 20.16 | 20.40 | 4935 | NASDAQ | DALN | Fri, Jan 13, 2012 | 19.88 | 20.40 | 19.88 | 20.24 | 4934 | NASDAQ | DALN | Thu, Jan 12, 2012 | 20.64 | 20.68 | 20.12 | 20.36 | 4933 | NASDAQ | DALN | Wed, Jan 11, 2012 | 19.96 | 20.64 | 19.96 | 20.40 | 4932 | NASDAQ | DALN | Tue, Jan 10, 2012 | 20.00 | 20.24 | 19.76 | 20.04 | 4931 | NASDAQ | DALN | Mon, Jan 9, 2012 | 19.80 | 19.92 | 19.68 | 19.92 | 4930 | NASDAQ | DALN | Fri, Jan 6, 2012 | 19.40 | 19.84 | 19.36 | 19.60 | 4929 | NASDAQ | DALN | Thu, Jan 5, 2012 | 19.20 | 19.56 | 19.20 | 19.40 | 4928 | NASDAQ | DALN | Wed, Jan 4, 2012 | 19.40 | 19.92 | 19.16 | 19.36 | 4927 | NASDAQ | DALN | Tue, Jan 3, 2012 | 19.52 | 20.40 | 19.20 | 19.60 | 4926 | NASDAQ | DALN | Fri, Dec 30, 2011 | 18.12 | 19.64 | 17.60 | 19.00 | 4925 | NASDAQ | DALN | Thu, Dec 29, 2011 | 17.60 | 18.48 | 17.24 | 18.04 | 4924 | NASDAQ | DALN | Wed, Dec 28, 2011 | 17.88 | 17.88 | 17.24 | 17.44 | 4923 | NASDAQ | DALN | Tue, Dec 27, 2011 | 17.92 | 18.04 | 17.60 | 17.76 | 4922 | NASDAQ | DALN | Fri, Dec 23, 2011 | 18.40 | 18.56 | 18.00 | 18.08 | 4921 | NASDAQ | DALN | Thu, Dec 22, 2011 | 18.40 | 18.44 | 18.35 | 18.44 | 4920 | NASDAQ | DALN | Wed, Dec 21, 2011 | 18.56 | 18.56 | 17.84 | 18.36 | 4919 | NASDAQ | DALN | Tue, Dec 20, 2011 | 18.28 | 18.80 | 18.28 | 18.68 | 4918 | NASDAQ | DALN | Mon, Dec 19, 2011 | 19.40 | 19.56 | 17.88 | 17.88 | 4917 | NASDAQ | DALN | Fri, Dec 16, 2011 | 19.84 | 19.96 | 19.32 | 19.40 | 4916 | NASDAQ | DALN | Thu, Dec 15, 2011 | 20.08 | 20.08 | 19.64 | 19.80 | 4915 | NASDAQ | DALN | Wed, Dec 14, 2011 | 19.20 | 19.80 | 19.04 | 19.80 | 4914 | NASDAQ | DALN | Tue, Dec 13, 2011 | 20.52 | 20.52 | 19.44 | 19.44 | 4913 | NASDAQ | DALN | Mon, Dec 12, 2011 | 19.36 | 20.36 | 19.36 | 20.20 | 4912 | NASDAQ | DALN | Fri, Dec 9, 2011 | 19.12 | 19.84 | 18.92 | 19.72 | 4911 | NASDAQ | DALN | Thu, Dec 8, 2011 | 19.32 | 19.52 | 18.84 | 19.00 | 4910 | NASDAQ | DALN | Wed, Dec 7, 2011 | 16.76 | 20.16 | 16.60 | 19.56 | 4909 | NASDAQ | DALN | Tue, Dec 6, 2011 | 17.04 | 17.76 | 16.52 | 16.92 | 4908 | NASDAQ | DALN | Mon, Dec 5, 2011 | 16.60 | 17.08 | 16.32 | 17.08 | 4907 | NASDAQ | DALN | Fri, Dec 2, 2011 | 16.48 | 16.84 | 16.12 | 16.56 | 4906 | NASDAQ | DALN | Thu, Dec 1, 2011 | 16.44 | 16.56 | 16.12 | 16.12 | 4905 | NASDAQ | DALN | Wed, Nov 30, 2011 | 16.48 | 16.64 | 15.80 | 16.52 | 4904 | NASDAQ | DALN | Tue, Nov 29, 2011 | 16.04 | 16.04 | 15.80 | 15.84 | 4903 | NASDAQ | DALN | Mon, Nov 28, 2011 | 16.56 | 16.56 | 15.92 | 16.04 | 4902 | NASDAQ | DALN | Fri, Nov 25, 2011 | 16.60 | 16.60 | 15.76 | 15.76 | 4901 | NASDAQ | DALN | Wed, Nov 23, 2011 | 16.92 | 17.16 | 16.20 | 16.60 | 4900 | NASDAQ | DALN | Tue, Nov 22, 2011 | 17.60 | 17.72 | 17.04 | 17.04 | 4899 | NASDAQ | DALN | Mon, Nov 21, 2011 | 17.28 | 17.80 | 17.00 | 17.60 | 4898 | NASDAQ | DALN | Fri, Nov 18, 2011 | 17.36 | 18.48 | 17.36 | 17.84 | 4897 | NASDAQ | DALN | Thu, Nov 17, 2011 | 17.56 | 17.88 | 17.04 | 17.36 | 4896 | NASDAQ | DALN | Wed, Nov 16, 2011 | 17.32 | 18.16 | 17.32 | 17.56 | 4895 | NASDAQ | DALN | Tue, Nov 15, 2011 | 16.72 | 17.84 | 15.36 | 17.68 | 4894 | NASDAQ | DALN | Mon, Nov 14, 2011 | 17.56 | 17.60 | 16.80 | 16.84 | 4893 | NASDAQ | DALN | Fri, Nov 11, 2011 | 17.56 | 17.84 | 17.12 | 17.76 | 4892 | NASDAQ | DALN | Thu, Nov 10, 2011 | 17.96 | 17.96 | 16.80 | 17.28 | 4891 | NASDAQ | DALN | Wed, Nov 9, 2011 | 18.68 | 18.80 | 17.52 | 17.52 | 4890 | NASDAQ | DALN | Tue, Nov 8, 2011 | 18.88 | 19.48 | 18.00 | 19.48 | 4889 | NASDAQ | DALN | Mon, Nov 7, 2011 | 18.84 | 19.12 | 18.38 | 19.12 | 4888 | NASDAQ | DALN | Fri, Nov 4, 2011 | 19.24 | 19.48 | 18.66 | 18.88 | 4887 | NASDAQ | DALN | Thu, Nov 3, 2011 | 19.24 | 19.52 | 18.36 | 19.44 | 4886 | NASDAQ | DALN | Wed, Nov 2, 2011 | 19.12 | 19.12 | 18.40 | 19.00 | 4885 | NASDAQ | DALN | Tue, Nov 1, 2011 | 19.08 | 19.56 | 18.40 | 18.52 | 4884 | NASDAQ | DALN | Mon, Oct 31, 2011 | 20.84 | 21.48 | 19.32 | 20.00 | 4883 | NASDAQ | DALN | Fri, Oct 28, 2011 | 21.52 | 21.76 | 20.92 | 21.32 | 4882 | NASDAQ | DALN | Thu, Oct 27, 2011 | 21.40 | 21.68 | 20.64 | 20.92 | 4881 | NASDAQ | DALN | Wed, Oct 26, 2011 | 20.24 | 20.64 | 19.48 | 20.48 | 4880 | NASDAQ | DALN | Tue, Oct 25, 2011 | 20.56 | 20.84 | 19.60 | 19.64 | 4879 | NASDAQ | DALN | Mon, Oct 24, 2011 | 20.28 | 20.80 | 19.60 | 20.80 | 4878 | NASDAQ | DALN | Fri, Oct 21, 2011 | 20.92 | 20.92 | 19.96 | 20.28 | 4877 | NASDAQ | DALN | Thu, Oct 20, 2011 | 20.96 | 20.96 | 20.12 | 20.28 | 4876 | NASDAQ | DALN | Wed, Oct 19, 2011 | 21.28 | 21.60 | 20.64 | 20.84 | 4875 | NASDAQ | DALN | Tue, Oct 18, 2011 | 19.96 | 21.48 | 18.95 | 21.44 | 4874 | NASDAQ | DALN | Mon, Oct 17, 2011 | 20.84 | 21.52 | 19.72 | 19.92 | 4873 | NASDAQ | DALN | Fri, Oct 14, 2011 | 20.44 | 21.28 | 20.20 | 21.20 | 4872 | NASDAQ | DALN | Thu, Oct 13, 2011 | 19.72 | 20.32 | 19.48 | 20.08 | 4871 | NASDAQ | DALN | Wed, Oct 12, 2011 | 19.44 | 20.08 | 19.44 | 19.88 | 4870 | NASDAQ | DALN | Tue, Oct 11, 2011 | 18.52 | 19.32 | 18.52 | 19.32 | 4869 | NASDAQ | DALN | Mon, Oct 10, 2011 | 17.68 | 18.84 | 17.56 | 18.84 | 4868 | NASDAQ | DALN | Fri, Oct 7, 2011 | 18.40 | 18.44 | 17.12 | 17.20 | 4867 | NASDAQ | DALN | Thu, Oct 6, 2011 | 17.72 | 18.48 | 17.72 | 18.40 | 4866 | NASDAQ | DALN | Wed, Oct 5, 2011 | 18.00 | 18.96 | 17.32 | 17.92 | 4865 | NASDAQ | DALN | Tue, Oct 4, 2011 | 15.36 | 18.52 | 15.28 | 18.04 | 4864 | NASDAQ | DALN | Mon, Oct 3, 2011 | 16.56 | 16.72 | 15.64 | 15.68 | 4863 | NASDAQ | DALN | Fri, Sep 30, 2011 | 16.40 | 17.20 | 16.40 | 16.80 | 4862 | NASDAQ | DALN | Thu, Sep 29, 2011 | 16.64 | 17.24 | 16.20 | 16.88 | 4861 | NASDAQ | DALN | Wed, Sep 28, 2011 | 17.08 | 17.60 | 16.12 | 16.12 | 4860 | NASDAQ | DALN | Tue, Sep 27, 2011 | 17.12 | 17.64 | 16.80 | 17.24 | 4859 | NASDAQ | DALN | Mon, Sep 26, 2011 | 17.24 | 17.32 | 16.48 | 17.12 | 4858 | NASDAQ | DALN | Fri, Sep 23, 2011 | 16.92 | 17.56 | 16.92 | 17.12 | 4857 | NASDAQ | DALN | Thu, Sep 22, 2011 | 16.72 | 17.16 | 16.20 | 16.88 | 4856 | NASDAQ | DALN | Wed, Sep 21, 2011 | 17.88 | 18.00 | 17.40 | 17.48 | 4855 | NASDAQ | DALN | Tue, Sep 20, 2011 | 18.24 | 18.40 | 17.92 | 17.92 | 4854 | NASDAQ | DALN | Mon, Sep 19, 2011 | 18.40 | 18.40 | 17.80 | 18.24 | 4853 | NASDAQ | DALN | Fri, Sep 16, 2011 | 19.36 | 19.38 | 18.68 | 18.76 | 4852 | NASDAQ | DALN | Thu, Sep 15, 2011 | 19.68 | 19.84 | 19.08 | 19.12 | 4851 | NASDAQ | DALN | Wed, Sep 14, 2011 | 19.20 | 19.52 | 19.16 | 19.52 | 4850 | NASDAQ | DALN | Tue, Sep 13, 2011 | 19.32 | 19.36 | 19.00 | 19.08 | 4849 | NASDAQ | DALN | Mon, Sep 12, 2011 | 18.88 | 19.32 | 18.88 | 19.12 | 4848 | NASDAQ | DALN | Fri, Sep 9, 2011 | 19.44 | 19.68 | 19.20 | 19.32 | 4847 | NASDAQ | DALN | Thu, Sep 8, 2011 | 19.72 | 19.96 | 19.48 | 19.72 | 4846 | NASDAQ | DALN | Wed, Sep 7, 2011 | 19.84 | 20.16 | 19.72 | 20.00 | 4845 | NASDAQ | DALN | Tue, Sep 6, 2011 | 18.80 | 19.76 | 18.80 | 19.36 | 4844 | NASDAQ | DALN | Fri, Sep 2, 2011 | 20.20 | 20.72 | 19.20 | 19.48 | 4843 | NASDAQ | DALN | Thu, Sep 1, 2011 | 21.52 | 21.88 | 20.56 | 20.56 | 4842 | NASDAQ | DALN | Wed, Aug 31, 2011 | 22.88 | 22.88 | 21.40 | 21.40 | 4841 | NASDAQ | DALN | Tue, Aug 30, 2011 | 22.36 | 22.92 | 21.32 | 22.68 | 4840 | NASDAQ | DALN | Mon, Aug 29, 2011 | 21.36 | 22.76 | 20.48 | 22.48 | 4839 | NASDAQ | DALN | Fri, Aug 26, 2011 | 20.44 | 21.52 | 19.76 | 21.08 | 4838 | NASDAQ | DALN | Thu, Aug 25, 2011 | 22.92 | 23.20 | 20.44 | 20.68 | 4837 | NASDAQ | DALN | Wed, Aug 24, 2011 | 20.80 | 22.88 | 20.52 | 22.72 | 4836 | NASDAQ | DALN | Tue, Aug 23, 2011 | 19.40 | 20.80 | 19.16 | 20.80 | 4835 | NASDAQ | DALN | Mon, Aug 22, 2011 | 19.80 | 19.80 | 18.72 | 19.36 | 4834 | NASDAQ | DALN | Fri, Aug 19, 2011 | 19.32 | 20.80 | 19.16 | 19.24 | 4833 | NASDAQ | DALN | Thu, Aug 18, 2011 | 20.40 | 20.80 | 19.68 | 19.68 | 4832 | NASDAQ | DALN | Wed, Aug 17, 2011 | 20.44 | 21.13 | 20.36 | 20.88 | 4831 | NASDAQ | DALN | Tue, Aug 16, 2011 | 20.88 | 21.20 | 20.20 | 20.36 | 4830 | NASDAQ | DALN | Mon, Aug 15, 2011 | 21.36 | 21.48 | 20.84 | 21.40 | 4829 | NASDAQ | DALN | Fri, Aug 12, 2011 | 21.96 | 21.96 | 20.80 | 21.00 | 4828 | NASDAQ | DALN | Thu, Aug 11, 2011 | 21.04 | 21.88 | 20.40 | 21.40 | 4827 | NASDAQ | DALN | Wed, Aug 10, 2011 | 21.72 | 22.24 | 20.80 | 21.00 | 4826 | NASDAQ | DALN | Tue, Aug 9, 2011 | 22.16 | 23.04 | 19.88 | 23.00 | 4825 | NASDAQ | DALN | Mon, Aug 8, 2011 | 22.40 | 23.52 | 20.76 | 21.44 | 4824 | NASDAQ | DALN | Fri, Aug 5, 2011 | 24.76 | 24.80 | 23.20 | 23.48 | 4823 | NASDAQ | DALN | Thu, Aug 4, 2011 | 24.80 | 25.00 | 24.32 | 24.44 | 4822 | NASDAQ | DALN | Wed, Aug 3, 2011 | 24.08 | 25.64 | 23.92 | 25.32 | 4821 | NASDAQ | DALN | Tue, Aug 2, 2011 | 24.60 | 25.28 | 23.80 | 23.92 | 4820 | NASDAQ | DALN | Mon, Aug 1, 2011 | 26.04 | 26.36 | 23.68 | 24.76 | 4819 | NASDAQ | DALN | Fri, Jul 29, 2011 | 26.44 | 27.84 | 25.56 | 25.60 | 4818 | NASDAQ | DALN | Thu, Jul 28, 2011 | 27.64 | 27.64 | 26.56 | 26.84 | 4817 | NASDAQ | DALN | Wed, Jul 27, 2011 | 27.80 | 28.56 | 27.00 | 27.80 | 4816 | NASDAQ | DALN | Tue, Jul 26, 2011 | 27.84 | 28.44 | 27.55 | 28.08 | 4815 | NASDAQ | DALN | Mon, Jul 25, 2011 | 28.56 | 29.00 | 27.92 | 28.04 | 4814 | NASDAQ | DALN | Fri, Jul 22, 2011 | 28.80 | 29.44 | 28.76 | 28.96 | 4813 | NASDAQ | DALN | Thu, Jul 21, 2011 | 28.44 | 28.96 | 28.00 | 28.92 | 4812 | NASDAQ | DALN | Wed, Jul 20, 2011 | 28.84 | 28.84 | 27.52 | 28.16 | 4811 | NASDAQ | DALN | Tue, Jul 19, 2011 | 28.68 | 29.20 | 28.64 | 28.80 | 4810 | NASDAQ | DALN | Mon, Jul 18, 2011 | 29.16 | 29.28 | 28.12 | 28.28 | 4809 | NASDAQ | DALN | Fri, Jul 15, 2011 | 28.44 | 29.40 | 28.44 | 29.20 | 4808 | NASDAQ | DALN | Thu, Jul 14, 2011 | 29.40 | 29.40 | 28.28 | 28.36 | 4807 | NASDAQ | DALN | Wed, Jul 13, 2011 | 29.36 | 29.56 | 29.20 | 29.40 | 4806 | NASDAQ | DALN | Tue, Jul 12, 2011 | 29.36 | 29.92 | 29.20 | 29.24 | 4805 | NASDAQ | DALN | Mon, Jul 11, 2011 | 29.28 | 29.64 | 29.08 | 29.44 | 4804 | NASDAQ | DALN | Fri, Jul 8, 2011 | 29.80 | 30.56 | 29.68 | 29.76 | 4803 | NASDAQ | DALN | Thu, Jul 7, 2011 | 30.04 | 30.36 | 29.76 | 30.36 | 4802 | NASDAQ | DALN | Wed, Jul 6, 2011 | 29.80 | 29.92 | 29.16 | 29.80 | 4801 | NASDAQ | DALN | Tue, Jul 5, 2011 | 29.60 | 29.76 | 29.08 | 29.76 | 4800 | NASDAQ | DALN | Fri, Jul 1, 2011 | 29.88 | 29.96 | 29.28 | 29.40 | 4799 | NASDAQ | DALN | Thu, Jun 30, 2011 | 29.80 | 30.00 | 29.12 | 29.76 | 4798 | NASDAQ | DALN | Wed, Jun 29, 2011 | 29.72 | 30.24 | 29.24 | 29.64 | 4797 | NASDAQ | DALN | Tue, Jun 28, 2011 | 30.12 | 30.12 | 29.04 | 29.72 | 4796 | NASDAQ | DALN | Mon, Jun 27, 2011 | 29.76 | 30.40 | 29.36 | 29.84 | 4795 | NASDAQ | DALN | Fri, Jun 24, 2011 | 29.36 | 29.96 | 29.12 | 29.96 | 4794 | NASDAQ | DALN | Thu, Jun 23, 2011 | 29.00 | 29.72 | 28.80 | 29.28 | 4793 | NASDAQ | DALN | Wed, Jun 22, 2011 | 29.64 | 29.80 | 29.04 | 29.32 | 4792 | NASDAQ | DALN | Tue, Jun 21, 2011 | 29.44 | 29.84 | 29.16 | 29.84 | 4791 | NASDAQ | DALN | Mon, Jun 20, 2011 | 28.48 | 29.40 | 28.48 | 29.12 | 4790 | NASDAQ | DALN | Fri, Jun 17, 2011 | 28.16 | 28.80 | 28.00 | 28.60 | 4789 | NASDAQ | DALN | Thu, Jun 16, 2011 | 27.16 | 28.80 | 27.16 | 27.92 | 4788 | NASDAQ | DALN | Wed, Jun 15, 2011 | 27.00 | 27.60 | 26.76 | 27.08 | 4787 | NASDAQ | DALN | Tue, Jun 14, 2011 | 27.08 | 27.56 | 26.68 | 27.36 | 4786 | NASDAQ | DALN | Mon, Jun 13, 2011 | 26.64 | 27.28 | 25.56 | 26.68 | 4785 | NASDAQ | DALN | Fri, Jun 10, 2011 | 26.68 | 27.44 | 26.20 | 26.56 | 4784 | NASDAQ | DALN | Thu, Jun 9, 2011 | 26.44 | 27.84 | 26.00 | 26.96 | 4783 | NASDAQ | DALN | Wed, Jun 8, 2011 | 27.00 | 27.72 | 25.60 | 26.36 | 4782 | NASDAQ | DALN | Tue, Jun 7, 2011 | 27.20 | 28.00 | 27.08 | 27.08 | 4781 | NASDAQ | DALN | Mon, Jun 6, 2011 | 26.84 | 27.20 | 26.80 | 27.00 | 4780 | NASDAQ | DALN | Fri, Jun 3, 2011 | 26.76 | 27.48 | 26.68 | 26.84 | 4779 | NASDAQ | DALN | Thu, Jun 2, 2011 | 27.12 | 27.48 | 26.96 | 27.36 | 4778 | NASDAQ | DALN | Wed, Jun 1, 2011 | 28.44 | 28.60 | 27.04 | 27.16 | 4777 | NASDAQ | DALN | Tue, May 31, 2011 | 28.84 | 29.20 | 28.76 | 29.00 | 4776 | NASDAQ | DALN | Fri, May 27, 2011 | 27.96 | 28.68 | 27.84 | 28.48 | 4775 | NASDAQ | DALN | Thu, May 26, 2011 | 28.44 | 28.60 | 27.36 | 27.76 | 4774 | NASDAQ | DALN | Wed, May 25, 2011 | 27.20 | 28.60 | 26.24 | 28.56 | 4773 | NASDAQ | DALN | Tue, May 24, 2011 | 28.32 | 28.52 | 27.24 | 27.32 | 4772 | NASDAQ | DALN | Mon, May 23, 2011 | 27.60 | 29.16 | 27.56 | 28.08 | 4771 | NASDAQ | DALN | Fri, May 20, 2011 | 28.00 | 28.60 | 27.60 | 28.24 | 4770 | NASDAQ | DALN | Thu, May 19, 2011 | 28.44 | 28.44 | 27.60 | 28.00 | 4769 | NASDAQ | DALN | Wed, May 18, 2011 | 27.92 | 28.36 | 27.72 | 28.16 | 4768 | NASDAQ | DALN | Tue, May 17, 2011 | 28.36 | 29.00 | 27.92 | 27.96 | 4767 | NASDAQ | DALN | Mon, May 16, 2011 | 28.88 | 29.24 | 27.48 | 28.60 | 4766 | NASDAQ | DALN | Fri, May 13, 2011 | 29.44 | 29.44 | 28.80 | 29.00 | 4765 | NASDAQ | DALN | Thu, May 12, 2011 | 28.76 | 29.68 | 28.76 | 29.52 | 4764 | NASDAQ | DALN | Wed, May 11, 2011 | 30.08 | 30.24 | 28.76 | 29.12 | 4763 | NASDAQ | DALN | Tue, May 10, 2011 | 30.04 | 30.40 | 29.24 | 29.92 | 4762 | NASDAQ | DALN | Mon, May 9, 2011 | 29.56 | 29.84 | 29.08 | 29.84 | 4761 | NASDAQ | DALN | Fri, May 6, 2011 | 29.84 | 30.36 | 29.20 | 29.32 | 4760 | NASDAQ | DALN | Thu, May 5, 2011 | 30.12 | 31.44 | 29.24 | 29.40 | 4759 | NASDAQ | DALN | Wed, May 4, 2011 | 31.12 | 31.32 | 30.28 | 30.40 | 4758 | NASDAQ | DALN | Tue, May 3, 2011 | 32.80 | 33.32 | 30.76 | 31.20 | 4757 | NASDAQ | DALN | Mon, May 2, 2011 | 33.56 | 33.56 | 33.00 | 33.04 | 4756 | NASDAQ | DALN | Fri, Apr 29, 2011 | 33.20 | 33.40 | 32.92 | 33.28 | 4755 | NASDAQ | DALN | Thu, Apr 28, 2011 | 32.24 | 33.20 | 32.24 | 33.20 | 4754 | NASDAQ | DALN | Wed, Apr 27, 2011 | 32.20 | 32.40 | 32.00 | 32.32 | 4753 | NASDAQ | DALN | Tue, Apr 26, 2011 | 32.52 | 32.52 | 31.48 | 32.24 | 4752 | NASDAQ | DALN | Mon, Apr 25, 2011 | 32.56 | 32.80 | 32.40 | 32.48 | 4751 | NASDAQ | DALN | Thu, Apr 21, 2011 | 32.80 | 32.88 | 32.00 | 32.72 | 4750 | NASDAQ | DALN | Wed, Apr 20, 2011 | 33.52 | 33.52 | 32.16 | 32.52 | 4749 | NASDAQ | DALN | Tue, Apr 19, 2011 | 32.36 | 33.60 | 32.36 | 32.84 | 4748 | NASDAQ | DALN | Mon, Apr 18, 2011 | 32.00 | 32.44 | 31.92 | 32.20 | 4747 | NASDAQ | DALN | Fri, Apr 15, 2011 | 32.64 | 33.44 | 32.20 | 32.68 | 4746 | NASDAQ | DALN | Thu, Apr 14, 2011 | 32.44 | 33.12 | 31.92 | 32.72 | 4745 | NASDAQ | DALN | Wed, Apr 13, 2011 | 32.60 | 32.88 | 31.92 | 32.84 | 4744 | NASDAQ | DALN | Tue, Apr 12, 2011 | 32.68 | 32.96 | 32.32 | 32.36 | 4743 | NASDAQ | DALN | Mon, Apr 11, 2011 | 34.20 | 34.28 | 32.52 | 32.92 | 4742 | NASDAQ | DALN | Fri, Apr 8, 2011 | 34.48 | 34.48 | 33.56 | 34.04 | 4741 | NASDAQ | DALN | Thu, Apr 7, 2011 | 34.40 | 34.56 | 33.70 | 34.20 | 4740 | NASDAQ | DALN | Wed, Apr 6, 2011 | 33.36 | 34.48 | 33.16 | 34.48 | 4739 | NASDAQ | DALN | Tue, Apr 5, 2011 | 32.80 | 33.56 | 32.75 | 33.12 | 4738 | NASDAQ | DALN | Mon, Apr 4, 2011 | 33.00 | 33.16 | 32.32 | 33.00 | 4737 | NASDAQ | DALN | Fri, Apr 1, 2011 | 33.64 | 33.64 | 33.00 | 33.00 | 4736 | NASDAQ | DALN | Thu, Mar 31, 2011 | 33.48 | 33.76 | 33.08 | 33.44 | 4735 | NASDAQ | DALN | Wed, Mar 30, 2011 | 33.40 | 33.64 | 33.20 | 33.64 | 4734 | NASDAQ | DALN | Tue, Mar 29, 2011 | 33.36 | 33.48 | 32.84 | 33.20 | 4733 | NASDAQ | DALN | Mon, Mar 28, 2011 | 32.60 | 33.84 | 32.48 | 33.36 | 4732 | NASDAQ | DALN | Fri, Mar 25, 2011 | 32.52 | 32.64 | 32.12 | 32.40 | 4731 | NASDAQ | DALN | Thu, Mar 24, 2011 | 32.68 | 32.96 | 32.20 | 32.48 | 4730 | NASDAQ | DALN | Wed, Mar 23, 2011 | 31.60 | 32.52 | 31.32 | 32.36 | 4729 | NASDAQ | DALN | Tue, Mar 22, 2011 | 31.56 | 31.80 | 31.28 | 31.60 | 4728 | NASDAQ | DALN | Mon, Mar 21, 2011 | 30.80 | 31.64 | 30.80 | 31.60 | 4727 | NASDAQ | DALN | Fri, Mar 18, 2011 | 30.20 | 30.24 | 29.36 | 30.24 | 4726 | NASDAQ | DALN | Thu, Mar 17, 2011 | 30.40 | 30.72 | 29.48 | 29.84 | 4725 | NASDAQ | DALN | Wed, Mar 16, 2011 | 29.80 | 30.28 | 29.16 | 29.76 | 4724 | NASDAQ | DALN | Tue, Mar 15, 2011 | 29.52 | 30.21 | 29.52 | 30.00 | 4723 | NASDAQ | DALN | Mon, Mar 14, 2011 | 29.88 | 30.48 | 29.60 | 30.40 | 4722 | NASDAQ | DALN | Fri, Mar 11, 2011 | 30.12 | 30.56 | 29.88 | 30.40 | 4721 | NASDAQ | DALN | Thu, Mar 10, 2011 | 30.60 | 30.60 | 30.00 | 30.36 | 4720 | NASDAQ | DALN | Wed, Mar 9, 2011 | 31.52 | 31.76 | 30.88 | 31.04 | 4719 | NASDAQ | DALN | Tue, Mar 8, 2011 | 30.40 | 31.64 | 30.22 | 31.64 | 4718 | NASDAQ | DALN | Mon, Mar 7, 2011 | 29.96 | 30.56 | 29.96 | 30.40 | 4717 | NASDAQ | DALN | Fri, Mar 4, 2011 | 30.20 | 30.40 | 29.92 | 30.12 | 4716 | NASDAQ | DALN | Thu, Mar 3, 2011 | 30.04 | 30.32 | 29.52 | 30.12 | 4715 | NASDAQ | DALN | Wed, Mar 2, 2011 | 29.00 | 29.80 | 28.80 | 29.68 | 4714 | NASDAQ | DALN | Tue, Mar 1, 2011 | 29.04 | 29.84 | 28.04 | 28.68 | 4713 | NASDAQ | DALN | Mon, Feb 28, 2011 | 30.96 | 31.28 | 28.40 | 28.76 | 4712 | NASDAQ | DALN | Fri, Feb 25, 2011 | 28.76 | 30.92 | 28.56 | 30.76 | 4711 | NASDAQ | DALN | Thu, Feb 24, 2011 | 29.04 | 30.08 | 28.00 | 28.60 | 4710 | NASDAQ | DALN | Wed, Feb 23, 2011 | 30.40 | 30.96 | 28.56 | 29.04 | 4709 | NASDAQ | DALN | Tue, Feb 22, 2011 | 32.76 | 33.00 | 29.84 | 30.08 | 4708 | NASDAQ | DALN | Fri, Feb 18, 2011 | 34.00 | 34.20 | 33.40 | 33.76 | 4707 | NASDAQ | DALN | Thu, Feb 17, 2011 | 33.32 | 34.00 | 33.08 | 34.00 | 4706 | NASDAQ | DALN | Wed, Feb 16, 2011 | 32.88 | 33.56 | 32.32 | 33.56 | 4705 | NASDAQ | DALN | Tue, Feb 15, 2011 | 32.92 | 33.00 | 32.40 | 32.80 | 4704 | NASDAQ | DALN | Mon, Feb 14, 2011 | 33.80 | 33.80 | 33.00 | 33.00 | 4703 | NASDAQ | DALN | Fri, Feb 11, 2011 | 33.20 | 33.80 | 32.40 | 33.80 | 4702 | NASDAQ | DALN | Thu, Feb 10, 2011 | 33.80 | 34.20 | 33.08 | 33.40 | 4701 | NASDAQ | DALN | Wed, Feb 9, 2011 | 34.20 | 34.36 | 33.72 | 34.00 | 4700 | NASDAQ | DALN | Tue, Feb 8, 2011 | 34.52 | 34.52 | 33.68 | 34.48 | 4699 | NASDAQ | DALN | Mon, Feb 7, 2011 | 33.48 | 34.76 | 33.48 | 34.64 | 4698 | NASDAQ | DALN | Fri, Feb 4, 2011 | 33.00 | 33.72 | 32.96 | 33.36 | 4697 | NASDAQ | DALN | Thu, Feb 3, 2011 | 33.48 | 33.76 | 32.48 | 33.12 | 4696 | NASDAQ | DALN | Wed, Feb 2, 2011 | 33.60 | 33.92 | 33.28 | 33.64 | 4695 | NASDAQ | DALN | Tue, Feb 1, 2011 | 33.04 | 34.00 | 32.44 | 33.88 | 4694 | NASDAQ | DALN | Mon, Jan 31, 2011 | 32.44 | 33.32 | 32.08 | 32.44 | 4693 | NASDAQ | DALN | Fri, Jan 28, 2011 | 33.76 | 34.04 | 31.84 | 32.16 | 4692 | NASDAQ | DALN | Thu, Jan 27, 2011 | 33.88 | 34.12 | 33.56 | 33.92 | 4691 | NASDAQ | DALN | Wed, Jan 26, 2011 | 33.56 | 34.04 | 33.52 | 34.00 | 4690 | NASDAQ | DALN | Tue, Jan 25, 2011 | 33.00 | 33.60 | 32.76 | 33.52 | 4689 | NASDAQ | DALN | Mon, Jan 24, 2011 | 33.16 | 33.56 | 33.04 | 33.08 | 4688 | NASDAQ | DALN | Fri, Jan 21, 2011 | 32.80 | 33.52 | 32.64 | 33.00 | 4687 | NASDAQ | DALN | Thu, Jan 20, 2011 | 32.84 | 33.04 | 32.20 | 32.60 | 4686 | NASDAQ | DALN | Wed, Jan 19, 2011 | 33.08 | 33.52 | 32.36 | 33.16 | 4685 | NASDAQ | DALN | Tue, Jan 18, 2011 | 33.40 | 34.24 | 33.08 | 33.08 | 4684 | NASDAQ | DALN | Fri, Jan 14, 2011 | 33.56 | 33.84 | 33.32 | 33.68 | 4683 | NASDAQ | DALN | Thu, Jan 13, 2011 | 35.12 | 35.12 | 33.20 | 33.48 | 4682 | NASDAQ | DALN | Wed, Jan 12, 2011 | 35.56 | 35.56 | 34.88 | 35.04 | 4681 | NASDAQ | DALN | Tue, Jan 11, 2011 | 35.24 | 35.60 | 34.92 | 35.16 | 4680 | NASDAQ | DALN | Mon, Jan 10, 2011 | 35.16 | 35.44 | 34.80 | 35.12 | 4679 | NASDAQ | DALN | Fri, Jan 7, 2011 | 35.56 | 35.64 | 34.60 | 35.40 | 4678 | NASDAQ | DALN | Thu, Jan 6, 2011 | 35.68 | 35.72 | 34.72 | 35.40 | 4677 | NASDAQ | DALN | Wed, Jan 5, 2011 | 34.92 | 35.60 | 34.68 | 35.56 | 4676 | NASDAQ | DALN | Tue, Jan 4, 2011 | 35.52 | 35.60 | 34.16 | 35.08 | 4675 | NASDAQ | DALN | Mon, Jan 3, 2011 | 35.16 | 35.44 | 34.52 | 35.32 | 4674 | NASDAQ | DALN | Fri, Dec 31, 2010 | 34.92 | 35.28 | 34.00 | 34.80 | 4673 | NASDAQ | DALN | Thu, Dec 30, 2010 | 35.00 | 35.28 | 35.00 | 35.00 | 4672 | NASDAQ | DALN | Wed, Dec 29, 2010 | 35.20 | 35.40 | 35.00 | 35.12 | 4671 | NASDAQ | DALN | Tue, Dec 28, 2010 | 35.40 | 35.40 | 34.84 | 35.24 | 4670 | NASDAQ | DALN | Mon, Dec 27, 2010 | 34.24 | 35.48 | 34.16 | 35.44 | 4669 | NASDAQ | DALN | Thu, Dec 23, 2010 | 34.76 | 34.84 | 34.08 | 34.36 | 4668 | NASDAQ | DALN | Wed, Dec 22, 2010 | 35.76 | 36.36 | 34.76 | 34.92 | 4667 | NASDAQ | DALN | Tue, Dec 21, 2010 | 35.00 | 35.64 | 34.32 | 35.60 | 4666 | NASDAQ | DALN | Mon, Dec 20, 2010 | 34.32 | 35.36 | 33.96 | 34.76 | 4665 | NASDAQ | DALN | Fri, Dec 17, 2010 | 34.40 | 34.52 | 33.52 | 34.32 | 4664 | NASDAQ | DALN | Thu, Dec 16, 2010 | 34.12 | 34.60 | 33.26 | 34.48 | 4663 | NASDAQ | DALN | Wed, Dec 15, 2010 | 34.76 | 35.24 | 33.72 | 34.12 | 4662 | NASDAQ | DALN | Tue, Dec 14, 2010 | 35.64 | 35.80 | 34.44 | 34.80 | 4661 | NASDAQ | DALN | Mon, Dec 13, 2010 | 35.80 | 35.92 | 34.92 | 35.64 | 4660 | NASDAQ | DALN | Fri, Dec 10, 2010 | 35.24 | 35.80 | 34.48 | 35.76 | 4659 | NASDAQ | DALN | Thu, Dec 9, 2010 | 35.80 | 35.82 | 34.52 | 35.24 | 4658 | NASDAQ | DALN | Wed, Dec 8, 2010 | 34.00 | 36.24 | 34.00 | 35.40 | 4657 | NASDAQ | DALN | Tue, Dec 7, 2010 | 33.76 | 34.08 | 32.16 | 34.00 | 4656 | NASDAQ | DALN | Mon, Dec 6, 2010 | 33.52 | 33.56 | 32.92 | 33.32 | 4655 | NASDAQ | DALN | Fri, Dec 3, 2010 | 34.20 | 34.20 | 32.64 | 33.68 | 4654 | NASDAQ | DALN | Thu, Dec 2, 2010 | 33.84 | 34.60 | 33.68 | 34.32 | 4653 | NASDAQ | DALN | Wed, Dec 1, 2010 | 35.92 | 35.92 | 33.72 | 33.92 | 4652 | NASDAQ | DALN | Tue, Nov 30, 2010 | 35.24 | 35.84 | 34.68 | 35.20 | 4651 | NASDAQ | DALN | Mon, Nov 29, 2010 | 34.68 | 35.96 | 34.08 | 35.80 | 4650 | NASDAQ | DALN | Fri, Nov 26, 2010 | 34.76 | 35.60 | 34.76 | 35.00 | 4649 | NASDAQ | DALN | Wed, Nov 24, 2010 | 32.88 | 35.08 | 32.64 | 35.08 | 4648 | NASDAQ | DALN | Tue, Nov 23, 2010 | 32.92 | 33.24 | 32.48 | 32.68 | 4647 | NASDAQ | DALN | Mon, Nov 22, 2010 | 33.16 | 33.56 | 32.68 | 33.40 | 4646 | NASDAQ | DALN | Fri, Nov 19, 2010 | 33.92 | 34.04 | 33.24 | 33.40 | 4645 | NASDAQ | DALN | Thu, Nov 18, 2010 | 33.56 | 34.52 | 32.88 | 33.92 | 4644 | NASDAQ | DALN | Wed, Nov 17, 2010 | 33.44 | 33.84 | 33.04 | 33.04 | 4643 | NASDAQ | DALN | Tue, Nov 16, 2010 | 34.68 | 35.28 | 33.00 | 33.20 | 4642 | NASDAQ | DALN | Mon, Nov 15, 2010 | 35.16 | 35.76 | 34.96 | 35.12 | 4641 | NASDAQ | DALN | Fri, Nov 12, 2010 | 35.76 | 36.08 | 34.72 | 35.00 | 4640 | NASDAQ | DALN | Thu, Nov 11, 2010 | 35.32 | 36.08 | 35.32 | 35.96 | 4639 | NASDAQ | DALN | Wed, Nov 10, 2010 | 35.72 | 35.80 | 34.80 | 35.80 | 4638 | NASDAQ | DALN | Tue, Nov 9, 2010 | 35.88 | 36.00 | 35.48 | 35.48 | 4637 | NASDAQ | DALN | Mon, Nov 8, 2010 | 36.00 | 36.40 | 35.65 | 35.88 | 4636 | NASDAQ | DALN | Fri, Nov 5, 2010 | 34.84 | 36.08 | 34.10 | 35.92 | 4635 | NASDAQ | DALN | Thu, Nov 4, 2010 | 34.96 | 37.32 | 34.56 | 34.64 | 4634 | NASDAQ | DALN | Wed, Nov 3, 2010 | 31.48 | 35.08 | 31.20 | 34.20 | 4633 | NASDAQ | DALN | Tue, Nov 2, 2010 | 29.16 | 30.80 | 28.96 | 30.68 | 4632 | NASDAQ | DALN | Mon, Nov 1, 2010 | 29.32 | 29.76 | 28.52 | 28.72 | 4631 | NASDAQ | DALN | Fri, Oct 29, 2010 | 28.56 | 29.44 | 28.48 | 29.08 | 4630 | NASDAQ | DALN | Thu, Oct 28, 2010 | 29.08 | 29.40 | 28.44 | 28.60 | 4629 | NASDAQ | DALN | Wed, Oct 27, 2010 | 28.68 | 29.00 | 27.80 | 28.84 | 4628 | NASDAQ | DALN | Tue, Oct 26, 2010 | 29.36 | 29.36 | 28.80 | 28.92 | 4627 | NASDAQ | DALN | Mon, Oct 25, 2010 | 30.32 | 30.72 | 29.08 | 29.44 | 4626 | NASDAQ | DALN | Fri, Oct 22, 2010 | 30.24 | 30.24 | 29.80 | 30.00 | 4625 | NASDAQ | DALN | Thu, Oct 21, 2010 | 30.48 | 30.80 | 28.96 | 30.04 | 4624 | NASDAQ | DALN | Wed, Oct 20, 2010 | 30.12 | 30.56 | 30.08 | 30.24 | 4623 | NASDAQ | DALN | Tue, Oct 19, 2010 | 30.88 | 31.52 | 29.60 | 29.88 | 4622 | NASDAQ | DALN | Mon, Oct 18, 2010 | 30.56 | 31.52 | 30.04 | 31.28 | 4621 | NASDAQ | DALN | Fri, Oct 15, 2010 | 31.76 | 31.76 | 30.04 | 30.60 | 4620 | NASDAQ | DALN | Thu, Oct 14, 2010 | 31.20 | 31.48 | 30.80 | 31.36 | 4619 | NASDAQ | DALN | Wed, Oct 13, 2010 | 29.28 | 31.88 | 29.00 | 31.44 | 4618 | NASDAQ | DALN | Tue, Oct 12, 2010 | 28.80 | 29.60 | 28.72 | 29.20 | 4617 | NASDAQ | DALN | Mon, Oct 11, 2010 | 29.60 | 30.00 | 28.88 | 28.92 | 4616 | NASDAQ | DALN | Fri, Oct 8, 2010 | 29.04 | 29.92 | 28.84 | 29.52 | 4615 | NASDAQ | DALN | Thu, Oct 7, 2010 | 29.40 | 29.60 | 28.80 | 29.04 | 4614 | NASDAQ | DALN | Wed, Oct 6, 2010 | 28.40 | 29.44 | 28.20 | 29.12 | 4613 | NASDAQ | DALN | Tue, Oct 5, 2010 | 27.64 | 28.60 | 27.28 | 28.56 | 4612 | NASDAQ | DALN | Mon, Oct 4, 2010 | 28.28 | 28.36 | 27.00 | 27.44 | 4611 | NASDAQ | DALN | Fri, Oct 1, 2010 | 28.60 | 28.76 | 27.88 | 28.20 | 4610 | NASDAQ | DALN | Thu, Sep 30, 2010 | 27.96 | 28.44 | 27.52 | 28.28 | 4609 | NASDAQ | DALN | Wed, Sep 29, 2010 | 28.00 | 28.20 | 27.60 | 27.64 | 4608 | NASDAQ | DALN | Tue, Sep 28, 2010 | 28.36 | 28.48 | 27.56 | 28.20 | 4607 | NASDAQ | DALN | Mon, Sep 27, 2010 | 28.12 | 28.60 | 28.12 | 28.20 | 4606 | NASDAQ | DALN | Fri, Sep 24, 2010 | 27.20 | 28.04 | 26.76 | 28.04 | 4605 | NASDAQ | DALN | Thu, Sep 23, 2010 | 27.00 | 28.00 | 26.72 | 26.92 | 4604 | NASDAQ | DALN | Wed, Sep 22, 2010 | 29.56 | 29.64 | 27.00 | 27.12 | 4603 | NASDAQ | DALN | Tue, Sep 21, 2010 | 29.72 | 30.24 | 29.24 | 29.76 | 4602 | NASDAQ | DALN | Mon, Sep 20, 2010 | 29.12 | 30.00 | 29.12 | 29.72 | 4601 | NASDAQ | DALN | Fri, Sep 17, 2010 | 29.24 | 29.68 | 28.96 | 28.96 | 4600 | NASDAQ | DALN | Thu, Sep 16, 2010 | 29.84 | 30.32 | 28.80 | 28.88 | 4599 | NASDAQ | DALN | Wed, Sep 15, 2010 | 29.48 | 30.08 | 29.28 | 30.00 | 4598 | NASDAQ | DALN | Tue, Sep 14, 2010 | 29.84 | 30.64 | 29.52 | 29.64 | 4597 | NASDAQ | DALN | Mon, Sep 13, 2010 | 29.00 | 30.00 | 28.80 | 29.84 | 4596 | NASDAQ | DALN | Fri, Sep 10, 2010 | 29.16 | 29.76 | 28.56 | 28.60 | 4595 | NASDAQ | DALN | Thu, Sep 9, 2010 | 28.76 | 29.40 | 28.56 | 29.16 | 4594 | NASDAQ | DALN | Wed, Sep 8, 2010 | 28.76 | 29.52 | 28.16 | 28.24 | 4593 | NASDAQ | DALN | Tue, Sep 7, 2010 | 29.60 | 29.60 | 28.32 | 28.60 | 4592 | NASDAQ | DALN | Fri, Sep 3, 2010 | 29.92 | 30.00 | 28.72 | 29.64 | 4591 | NASDAQ | DALN | Thu, Sep 2, 2010 | 28.80 | 29.68 | 28.60 | 29.48 | 4590 | NASDAQ | DALN | Wed, Sep 1, 2010 | 27.24 | 29.12 | 26.52 | 28.92 | 4589 | NASDAQ | DALN | Tue, Aug 31, 2010 | 27.96 | 28.64 | 26.68 | 26.72 | 4588 | NASDAQ | DALN | Mon, Aug 30, 2010 | 28.64 | 28.68 | 27.92 | 28.00 | 4587 | NASDAQ | DALN | Fri, Aug 27, 2010 | 28.76 | 29.36 | 28.04 | 28.88 | 4586 | NASDAQ | DALN | Thu, Aug 26, 2010 | 28.64 | 29.76 | 28.24 | 28.40 | 4585 | NASDAQ | DALN | Wed, Aug 25, 2010 | 25.40 | 28.76 | 25.40 | 28.64 | 4584 | NASDAQ | DALN | Tue, Aug 24, 2010 | 25.24 | 26.60 | 25.24 | 25.60 | 4583 | NASDAQ | DALN | Mon, Aug 23, 2010 | 26.76 | 27.04 | 25.48 | 25.56 | 4582 | NASDAQ | DALN | Fri, Aug 20, 2010 | 26.04 | 26.72 | 26.00 | 26.48 | 4581 | NASDAQ | DALN | Thu, Aug 19, 2010 | 26.72 | 27.60 | 26.16 | 26.24 | 4580 | NASDAQ | DALN | Wed, Aug 18, 2010 | 26.28 | 26.80 | 26.04 | 26.72 | 4579 | NASDAQ | DALN | Tue, Aug 17, 2010 | 26.80 | 27.52 | 26.24 | 26.40 | 4578 | NASDAQ | DALN | Mon, Aug 16, 2010 | 25.44 | 26.48 | 25.08 | 26.40 | 4577 | NASDAQ | DALN | Fri, Aug 13, 2010 | 26.48 | 26.88 | 25.64 | 25.64 | 4576 | NASDAQ | DALN | Thu, Aug 12, 2010 | 28.20 | 28.72 | 26.40 | 26.68 | 4575 | NASDAQ | DALN | Wed, Aug 11, 2010 | 29.88 | 29.88 | 28.20 | 28.68 | 4574 | NASDAQ | DALN | Tue, Aug 10, 2010 | 31.12 | 31.44 | 30.12 | 30.44 | 4573 | NASDAQ | DALN | Mon, Aug 9, 2010 | 30.44 | 31.60 | 30.44 | 31.56 | 4572 | NASDAQ | DALN | Fri, Aug 6, 2010 | 31.52 | 31.52 | 29.76 | 30.48 | 4571 | NASDAQ | DALN | Thu, Aug 5, 2010 | 31.24 | 31.72 | 30.72 | 31.56 | 4570 | NASDAQ | DALN | Wed, Aug 4, 2010 | 31.04 | 31.72 | 31.04 | 31.60 | 4569 | NASDAQ | DALN | Tue, Aug 3, 2010 | 30.80 | 31.48 | 30.66 | 30.76 | 4568 | NASDAQ | DALN | Mon, Aug 2, 2010 | 31.52 | 31.96 | 30.80 | 30.84 | 4567 | NASDAQ | DALN | Fri, Jul 30, 2010 | 30.80 | 31.80 | 30.56 | 30.96 | 4566 | NASDAQ | DALN | Thu, Jul 29, 2010 | 31.24 | 31.56 | 30.60 | 30.80 | 4565 | NASDAQ | DALN | Wed, Jul 28, 2010 | 30.36 | 31.28 | 30.36 | 31.20 | 4564 | NASDAQ | DALN | Tue, Jul 27, 2010 | 29.80 | 30.72 | 29.56 | 30.56 | 4563 | NASDAQ | DALN | Mon, Jul 26, 2010 | 29.04 | 30.48 | 28.32 | 29.48 | 4562 | NASDAQ | DALN | Fri, Jul 23, 2010 | 27.56 | 28.88 | 27.00 | 28.84 | 4561 | NASDAQ | DALN | Thu, Jul 22, 2010 | 25.36 | 27.76 | 25.32 | 27.44 | 4560 | NASDAQ | DALN | Wed, Jul 21, 2010 | 25.88 | 25.88 | 24.36 | 24.96 | 4559 | NASDAQ | DALN | Tue, Jul 20, 2010 | 26.40 | 26.60 | 25.00 | 25.76 | 4558 | NASDAQ | DALN | Mon, Jul 19, 2010 | 26.12 | 26.60 | 25.28 | 26.48 | 4557 | NASDAQ | DALN | Fri, Jul 16, 2010 | 27.52 | 27.52 | 26.00 | 26.24 | 4556 | NASDAQ | DALN | Thu, Jul 15, 2010 | 28.40 | 28.44 | 27.16 | 27.84 | 4555 | NASDAQ | DALN | Wed, Jul 14, 2010 | 28.12 | 29.12 | 27.68 | 28.44 | 4554 | NASDAQ | DALN | Tue, Jul 13, 2010 | 27.88 | 28.48 | 27.44 | 28.32 | 4553 | NASDAQ | DALN | Mon, Jul 12, 2010 | 27.04 | 28.20 | 26.56 | 27.40 | 4552 | NASDAQ | DALN | Fri, Jul 9, 2010 | 25.88 | 27.32 | 25.64 | 27.08 | 4551 | NASDAQ | DALN | Thu, Jul 8, 2010 | 25.48 | 26.28 | 25.24 | 25.84 | 4550 | NASDAQ | DALN | Wed, Jul 7, 2010 | 24.40 | 25.60 | 24.20 | 25.44 | 4549 | NASDAQ | DALN | Tue, Jul 6, 2010 | 25.72 | 25.88 | 24.04 | 24.20 | 4548 | NASDAQ | DALN | Fri, Jul 2, 2010 | 26.08 | 26.28 | 24.60 | 25.24 | 4547 | NASDAQ | DALN | Thu, Jul 1, 2010 | 26.56 | 26.92 | 25.40 | 25.96 | 4546 | NASDAQ | DALN | Wed, Jun 30, 2010 | 26.72 | 28.08 | 26.24 | 26.56 | 4545 | NASDAQ | DALN | Tue, Jun 29, 2010 | 27.72 | 27.72 | 26.00 | 26.68 | 4544 | NASDAQ | DALN | Mon, Jun 28, 2010 | 29.32 | 29.56 | 27.76 | 28.08 | 4543 | NASDAQ | DALN | Fri, Jun 25, 2010 | 27.80 | 30.24 | 26.76 | 29.40 | 4542 | NASDAQ | DALN | Thu, Jun 24, 2010 | 27.28 | 29.24 | 27.12 | 27.64 | 4541 | NASDAQ | DALN | Wed, Jun 23, 2010 | 28.12 | 28.96 | 26.64 | 27.64 | 4540 | NASDAQ | DALN | Tue, Jun 22, 2010 | 29.00 | 31.20 | 27.72 | 28.12 | 4539 | NASDAQ | DALN | Mon, Jun 21, 2010 | 28.60 | 28.60 | 27.32 | 27.64 | 4538 | NASDAQ | DALN | Fri, Jun 18, 2010 | 28.40 | 28.40 | 27.68 | 27.96 | 4537 | NASDAQ | DALN | Thu, Jun 17, 2010 | 27.60 | 28.36 | 25.76 | 28.32 | 4536 | NASDAQ | DALN | Wed, Jun 16, 2010 | 28.52 | 28.56 | 26.68 | 27.44 | 4535 | NASDAQ | DALN | Tue, Jun 15, 2010 | 28.40 | 28.60 | 27.96 | 28.56 | 4534 | NASDAQ | DALN | Mon, Jun 14, 2010 | 27.72 | 28.88 | 27.72 | 28.00 | 4533 | NASDAQ | DALN | Fri, Jun 11, 2010 | 25.60 | 27.04 | 25.12 | 27.00 | 4532 | NASDAQ | DALN | Thu, Jun 10, 2010 | 26.60 | 27.44 | 25.00 | 25.68 | 4531 | NASDAQ | DALN | Wed, Jun 9, 2010 | 24.92 | 26.20 | 24.72 | 25.92 | 4530 | NASDAQ | DALN | Tue, Jun 8, 2010 | 25.72 | 26.36 | 24.00 | 24.56 | 4529 | NASDAQ | DALN | Mon, Jun 7, 2010 | 28.92 | 29.80 | 24.80 | 25.72 | 4528 | NASDAQ | DALN | Fri, Jun 4, 2010 | 28.00 | 28.52 | 27.20 | 28.52 | 4527 | NASDAQ | DALN | Thu, Jun 3, 2010 | 28.04 | 28.48 | 27.56 | 28.48 | 4526 | NASDAQ | DALN | Wed, Jun 2, 2010 | 28.20 | 28.48 | 27.68 | 28.24 | 4525 | NASDAQ | DALN | Tue, Jun 1, 2010 | 27.92 | 28.40 | 27.36 | 28.24 | 4524 | NASDAQ | DALN | Fri, May 28, 2010 | 28.20 | 28.40 | 27.80 | 28.00 | 4523 | NASDAQ | DALN | Thu, May 27, 2010 | 26.60 | 28.48 | 26.52 | 28.08 | 4522 | NASDAQ | DALN | Wed, May 26, 2010 | 26.48 | 29.32 | 26.36 | 26.52 | 4521 | NASDAQ | DALN | Tue, May 25, 2010 | 26.00 | 27.08 | 25.24 | 26.40 | 4520 | NASDAQ | DALN | Mon, May 24, 2010 | 27.80 | 30.12 | 26.40 | 27.00 | 4519 | NASDAQ | DALN | Fri, May 21, 2010 | 26.60 | 28.64 | 26.00 | 27.40 | 4518 | NASDAQ | DALN | Thu, May 20, 2010 | 28.92 | 28.92 | 27.00 | 27.32 | 4517 | NASDAQ | DALN | Wed, May 19, 2010 | 30.84 | 31.12 | 28.88 | 29.04 | 4516 | NASDAQ | DALN | Tue, May 18, 2010 | 32.28 | 32.80 | 30.72 | 31.12 | 4515 | NASDAQ | DALN | Mon, May 17, 2010 | 33.36 | 36.04 | 31.78 | 32.28 | 4514 | NASDAQ | DALN | Fri, May 14, 2010 | 33.12 | 33.88 | 33.00 | 33.44 | 4513 | NASDAQ | DALN | Thu, May 13, 2010 | 33.20 | 34.60 | 33.08 | 33.52 | 4512 | NASDAQ | DALN | Wed, May 12, 2010 | 33.04 | 35.32 | 33.04 | 34.44 | 4511 | NASDAQ | DALN | Tue, May 11, 2010 | 32.84 | 36.00 | 32.84 | 33.20 | 4510 | NASDAQ | DALN | Mon, May 10, 2010 | 34.52 | 34.52 | 32.36 | 34.08 | 4509 | NASDAQ | DALN | Fri, May 7, 2010 | 32.40 | 32.92 | 31.00 | 32.40 | 4508 | NASDAQ | DALN | Thu, May 6, 2010 | 30.40 | 32.80 | 30.20 | 32.52 | 4507 | NASDAQ | DALN | Wed, May 5, 2010 | 31.76 | 32.28 | 30.00 | 32.00 | 4506 | NASDAQ | DALN | Tue, May 4, 2010 | 33.12 | 33.68 | 32.00 | 32.32 | 4505 | NASDAQ | DALN | Mon, May 3, 2010 | 33.80 | 35.56 | 33.20 | 34.84 | 4504 | NASDAQ | DALN | Fri, Apr 30, 2010 | 35.00 | 35.60 | 33.72 | 34.00 | 4503 | NASDAQ | DALN | Thu, Apr 29, 2010 | 36.16 | 36.32 | 34.92 | 35.28 | 4502 | NASDAQ | DALN | Wed, Apr 28, 2010 | 34.60 | 35.88 | 34.60 | 35.60 | 4501 | NASDAQ | DALN | Tue, Apr 27, 2010 | 35.16 | 36.64 | 34.72 | 34.92 | 4500 | NASDAQ | DALN | Mon, Apr 26, 2010 | 35.24 | 36.00 | 34.36 | 35.68 | 4499 | NASDAQ | DALN | Fri, Apr 23, 2010 | 34.84 | 35.20 | 34.80 | 34.88 | 4498 | NASDAQ | DALN | Thu, Apr 22, 2010 | 35.20 | 35.88 | 34.04 | 35.44 | 4497 | NASDAQ | DALN | Wed, Apr 21, 2010 | 34.20 | 36.00 | 34.20 | 35.40 | 4496 | NASDAQ | DALN | Tue, Apr 20, 2010 | 33.64 | 36.48 | 33.64 | 34.52 | 4495 | NASDAQ | DALN | Mon, Apr 19, 2010 | 33.84 | 35.04 | 32.92 | 33.96 | 4494 | NASDAQ | DALN | Fri, Apr 16, 2010 | 32.24 | 33.56 | 30.04 | 33.48 | 4493 | NASDAQ | DALN | Thu, Apr 15, 2010 | 31.20 | 31.96 | 31.16 | 31.96 | 4492 | NASDAQ | DALN | Wed, Apr 14, 2010 | 30.88 | 31.44 | 30.88 | 31.24 | 4491 | NASDAQ | DALN | Tue, Apr 13, 2010 | 30.60 | 31.04 | 30.08 | 31.00 | 4490 | NASDAQ | DALN | Mon, Apr 12, 2010 | 30.56 | 31.04 | 30.08 | 31.00 | 4489 | NASDAQ | DALN | Fri, Apr 9, 2010 | 30.08 | 30.56 | 29.52 | 30.44 | 4488 | NASDAQ | DALN | Thu, Apr 8, 2010 | 29.32 | 30.44 | 29.12 | 30.24 | 4487 | NASDAQ | DALN | Wed, Apr 7, 2010 | 29.32 | 29.48 | 28.32 | 29.40 | 4486 | NASDAQ | DALN | Tue, Apr 6, 2010 | 29.40 | 30.56 | 28.48 | 29.88 | 4485 | NASDAQ | DALN | Mon, Apr 5, 2010 | 31.32 | 31.64 | 29.00 | 29.00 | 4484 | NASDAQ | DALN | Thu, Apr 1, 2010 | 28.80 | 31.80 | 28.80 | 30.84 | 4483 | NASDAQ | DALN | Wed, Mar 31, 2010 | 28.92 | 29.00 | 28.20 | 28.80 | 4482 | NASDAQ | DALN | Tue, Mar 30, 2010 | 28.08 | 28.96 | 28.08 | 28.88 | 4481 | NASDAQ | DALN | Mon, Mar 29, 2010 | 29.20 | 29.20 | 27.40 | 28.36 | 4480 | NASDAQ | DALN | Fri, Mar 26, 2010 | 28.28 | 29.32 | 27.88 | 29.20 | 4479 | NASDAQ | DALN | Thu, Mar 25, 2010 | 29.40 | 29.48 | 28.00 | 28.04 | 4478 | NASDAQ | DALN | Wed, Mar 24, 2010 | 28.74 | 29.32 | 28.52 | 28.84 | 4477 | NASDAQ | DALN | Tue, Mar 23, 2010 | 28.64 | 29.40 | 28.05 | 29.12 | 4476 | NASDAQ | DALN | Mon, Mar 22, 2010 | 28.12 | 30.88 | 27.04 | 28.32 | 4475 | NASDAQ | DALN | Fri, Mar 19, 2010 | 31.76 | 31.76 | 28.04 | 28.04 | 4474 | NASDAQ | DALN | Thu, Mar 18, 2010 | 31.40 | 31.88 | 31.40 | 31.72 | 4473 | NASDAQ | DALN | Wed, Mar 17, 2010 | 31.52 | 32.16 | 31.08 | 31.44 | 4472 | NASDAQ | DALN | Tue, Mar 16, 2010 | 30.76 | 31.56 | 30.68 | 31.52 | 4471 | NASDAQ | DALN | Mon, Mar 15, 2010 | 30.36 | 30.64 | 30.28 | 30.52 | 4470 | NASDAQ | DALN | Fri, Mar 12, 2010 | 30.48 | 30.48 | 30.12 | 30.24 | 4469 | NASDAQ | DALN | Thu, Mar 11, 2010 | 29.72 | 30.84 | 29.72 | 30.20 | 4468 | NASDAQ | DALN | Wed, Mar 10, 2010 | 30.16 | 30.88 | 30.12 | 30.36 | 4467 | NASDAQ | DALN | Tue, Mar 9, 2010 | 30.60 | 30.60 | 30.12 | 30.28 | 4466 | NASDAQ | DALN | Mon, Mar 8, 2010 | 30.76 | 31.24 | 30.04 | 30.76 | 4465 | NASDAQ | DALN | Fri, Mar 5, 2010 | 30.00 | 30.92 | 29.80 | 30.88 | 4464 | NASDAQ | DALN | Thu, Mar 4, 2010 | 29.64 | 30.35 | 29.64 | 30.16 | 4463 | NASDAQ | DALN | Wed, Mar 3, 2010 | 29.60 | 30.48 | 29.60 | 29.84 | 4462 | NASDAQ | DALN | Tue, Mar 2, 2010 | 30.68 | 30.96 | 28.60 | 29.56 | 4461 | NASDAQ | DALN | Mon, Mar 1, 2010 | 29.80 | 30.40 | 28.76 | 30.16 | 4460 | NASDAQ | DALN | Fri, Feb 26, 2010 | 26.80 | 30.40 | 26.80 | 29.92 | 4459 | NASDAQ | DALN | Thu, Feb 25, 2010 | 26.72 | 27.48 | 26.12 | 27.24 | 4458 | NASDAQ | DALN | Wed, Feb 24, 2010 | 24.60 | 28.80 | 24.60 | 26.92 | 4457 | NASDAQ | DALN | Tue, Feb 23, 2010 | 25.00 | 25.12 | 23.48 | 24.00 | 4456 | NASDAQ | DALN | Mon, Feb 22, 2010 | 23.84 | 25.12 | 23.84 | 24.72 | 4455 | NASDAQ | DALN | Fri, Feb 19, 2010 | 24.24 | 24.44 | 23.40 | 23.96 | 4454 | NASDAQ | DALN | Thu, Feb 18, 2010 | 25.00 | 25.00 | 23.60 | 24.60 | 4453 | NASDAQ | DALN | Wed, Feb 17, 2010 | 24.48 | 25.12 | 24.16 | 24.80 | 4452 | NASDAQ | DALN | Tue, Feb 16, 2010 | 23.76 | 24.96 | 23.56 | 24.56 | 4451 | NASDAQ | DALN | Fri, Feb 12, 2010 | 23.64 | 24.04 | 22.24 | 23.40 | 4450 | NASDAQ | DALN | Thu, Feb 11, 2010 | 24.20 | 25.00 | 23.56 | 24.00 | 4449 | NASDAQ | DALN | Wed, Feb 10, 2010 | 24.96 | 24.96 | 24.08 | 24.64 | 4448 | NASDAQ | DALN | Tue, Feb 9, 2010 | 24.80 | 24.92 | 24.26 | 24.76 | 4447 | NASDAQ | DALN | Mon, Feb 8, 2010 | 23.12 | 24.76 | 23.08 | 24.40 | 4446 | NASDAQ | DALN | Fri, Feb 5, 2010 | 24.96 | 24.96 | 23.16 | 23.44 | 4445 | NASDAQ | DALN | Thu, Feb 4, 2010 | 26.00 | 26.12 | 24.96 | 24.96 | 4444 | NASDAQ | DALN | Wed, Feb 3, 2010 | 25.52 | 26.28 | 25.48 | 26.00 | 4443 | NASDAQ | DALN | Tue, Feb 2, 2010 | 26.00 | 26.89 | 25.28 | 26.16 | 4442 | NASDAQ | DALN | Mon, Feb 1, 2010 | 24.32 | 26.28 | 24.04 | 26.12 | 4441 | NASDAQ | DALN | Fri, Jan 29, 2010 | 24.60 | 24.92 | 24.04 | 24.44 | 4440 | NASDAQ | DALN | Thu, Jan 28, 2010 | 25.80 | 27.13 | 24.04 | 24.76 | 4439 | NASDAQ | DALN | Wed, Jan 27, 2010 | 25.56 | 26.24 | 24.92 | 25.92 | 4438 | NASDAQ | DALN | Tue, Jan 26, 2010 | 24.04 | 26.20 | 23.72 | 25.20 | 4437 | NASDAQ | DALN | Mon, Jan 25, 2010 | 24.48 | 24.84 | 23.56 | 24.44 | 4436 | NASDAQ | DALN | Fri, Jan 22, 2010 | 25.64 | 27.08 | 24.36 | 24.72 | 4435 | NASDAQ | DALN | Thu, Jan 21, 2010 | 23.28 | 27.28 | 23.28 | 25.36 | 4434 | NASDAQ | DALN | Wed, Jan 20, 2010 | 22.80 | 24.40 | 22.56 | 23.08 | 4433 | NASDAQ | DALN | Tue, Jan 19, 2010 | 22.84 | 23.28 | 22.56 | 23.28 | 4432 | NASDAQ | DALN | Fri, Jan 15, 2010 | 23.00 | 23.32 | 22.24 | 22.84 | 4431 | NASDAQ | DALN | Thu, Jan 14, 2010 | 22.12 | 23.12 | 21.88 | 22.76 | 4430 | NASDAQ | DALN | Wed, Jan 13, 2010 | 21.72 | 22.52 | 21.40 | 22.04 | 4429 | NASDAQ | DALN | Tue, Jan 12, 2010 | 22.24 | 22.68 | 21.88 | 22.12 | 4428 | NASDAQ | DALN | Mon, Jan 11, 2010 | 23.16 | 23.32 | 22.08 | 22.76 | 4427 | NASDAQ | DALN | Fri, Jan 8, 2010 | 22.72 | 22.80 | 21.68 | 22.48 | 4426 | NASDAQ | DALN | Thu, Jan 7, 2010 | 23.20 | 23.24 | 22.40 | 22.40 | 4425 | NASDAQ | DALN | Wed, Jan 6, 2010 | 23.72 | 25.00 | 22.44 | 23.36 | 4424 | NASDAQ | DALN | Tue, Jan 5, 2010 | 24.24 | 24.68 | 23.64 | 23.76 | 4423 | NASDAQ | DALN | Mon, Jan 4, 2010 | 23.00 | 24.08 | 22.36 | 24.00 | 4422 | NASDAQ | DALN | Thu, Dec 31, 2009 | 22.16 | 23.12 | 22.16 | 23.04 | 4421 | NASDAQ | DALN | Wed, Dec 30, 2009 | 22.96 | 23.35 | 22.40 | 22.68 | 4420 | NASDAQ | DALN | Tue, Dec 29, 2009 | 22.80 | 23.76 | 22.76 | 22.96 | 4419 | NASDAQ | DALN | Mon, Dec 28, 2009 | 22.76 | 23.16 | 22.32 | 22.68 | 4418 | NASDAQ | DALN | Thu, Dec 24, 2009 | 22.80 | 22.96 | 22.68 | 22.92 | 4417 | NASDAQ | DALN | Wed, Dec 23, 2009 | 21.96 | 22.80 | 21.96 | 22.80 | 4416 | NASDAQ | DALN | Tue, Dec 22, 2009 | 21.96 | 22.00 | 21.52 | 21.96 | 4415 | NASDAQ | DALN | Mon, Dec 21, 2009 | 21.72 | 22.20 | 20.80 | 21.24 | 4414 | NASDAQ | DALN | Fri, Dec 18, 2009 | 20.52 | 22.92 | 20.24 | 22.04 | 4413 | NASDAQ | DALN | Thu, Dec 17, 2009 | 19.28 | 20.88 | 19.28 | 20.36 | 4412 | NASDAQ | DALN | Wed, Dec 16, 2009 | 19.76 | 19.96 | 19.24 | 19.64 | 4411 | NASDAQ | DALN | Tue, Dec 15, 2009 | 19.52 | 20.08 | 19.24 | 19.40 | 4410 | NASDAQ | DALN | Mon, Dec 14, 2009 | 19.40 | 19.92 | 19.20 | 19.52 | 4409 | NASDAQ | DALN | Fri, Dec 11, 2009 | 19.92 | 20.32 | 18.76 | 19.68 | 4408 | NASDAQ | DALN | Thu, Dec 10, 2009 | 19.20 | 20.88 | 18.92 | 19.64 | 4407 | NASDAQ | DALN | Wed, Dec 9, 2009 | 18.88 | 19.40 | 18.16 | 19.36 | 4406 | NASDAQ | DALN | Tue, Dec 8, 2009 | 18.84 | 18.88 | 18.40 | 18.80 | 4405 | NASDAQ | DALN | Mon, Dec 7, 2009 | 18.60 | 19.20 | 18.16 | 18.92 | 4404 | NASDAQ | DALN | Fri, Dec 4, 2009 | 18.00 | 19.16 | 16.68 | 18.36 | 4403 | NASDAQ | DALN | Thu, Dec 3, 2009 | 18.60 | 18.68 | 17.52 | 18.00 | 4402 | NASDAQ | DALN | Wed, Dec 2, 2009 | 18.00 | 18.88 | 18.00 | 18.32 | 4401 | NASDAQ | DALN | Tue, Dec 1, 2009 | 18.12 | 19.00 | 17.24 | 18.20 | 4400 | NASDAQ | DALN | Mon, Nov 30, 2009 | 18.40 | 18.56 | 17.84 | 18.00 | 4399 | NASDAQ | DALN | Fri, Nov 27, 2009 | 19.56 | 19.56 | 18.20 | 18.48 | 4398 | NASDAQ | DALN | Wed, Nov 25, 2009 | 19.04 | 20.08 | 18.77 | 19.68 | 4397 | NASDAQ | DALN | Tue, Nov 24, 2009 | 17.64 | 19.16 | 17.36 | 19.04 | 4396 | NASDAQ | DALN | Mon, Nov 23, 2009 | 17.60 | 18.08 | 17.04 | 17.60 | 4395 | NASDAQ | DALN | Fri, Nov 20, 2009 | 18.00 | 18.12 | 17.20 | 17.52 | 4394 | NASDAQ | DALN | Thu, Nov 19, 2009 | 18.08 | 18.20 | 17.04 | 18.20 | 4393 | NASDAQ | DALN | Wed, Nov 18, 2009 | 18.88 | 18.88 | 18.04 | 18.28 | 4392 | NASDAQ | DALN | Tue, Nov 17, 2009 | 19.08 | 19.08 | 17.92 | 18.80 | 4391 | NASDAQ | DALN | Mon, Nov 16, 2009 | 19.32 | 19.76 | 18.16 | 19.28 | 4390 | NASDAQ | DALN | Fri, Nov 13, 2009 | 17.92 | 18.20 | 16.08 | 18.20 | 4389 | NASDAQ | DALN | Thu, Nov 12, 2009 | 18.76 | 19.52 | 17.80 | 18.04 | 4388 | NASDAQ | DALN | Wed, Nov 11, 2009 | 19.48 | 19.48 | 18.37 | 19.00 | 4387 | NASDAQ | DALN | Tue, Nov 10, 2009 | 19.72 | 20.44 | 18.44 | 19.56 | 4386 | NASDAQ | DALN | Mon, Nov 9, 2009 | 20.72 | 21.44 | 19.84 | 20.24 | 4385 | NASDAQ | DALN | Fri, Nov 6, 2009 | 21.12 | 21.40 | 20.60 | 20.72 | 4384 | NASDAQ | DALN | Thu, Nov 5, 2009 | 19.68 | 21.28 | 19.68 | 21.28 | 4383 | NASDAQ | DALN | Wed, Nov 4, 2009 | 18.20 | 20.71 | 18.20 | 19.68 | 4382 | NASDAQ | DALN | Tue, Nov 3, 2009 | 16.84 | 18.12 | 16.36 | 18.12 | 4381 | NASDAQ | DALN | Mon, Nov 2, 2009 | 16.28 | 17.84 | 15.96 | 17.04 | 4380 | NASDAQ | DALN | Fri, Oct 30, 2009 | 13.72 | 18.04 | 13.12 | 16.40 | 4379 | NASDAQ | DALN | Thu, Oct 29, 2009 | 13.04 | 14.08 | 13.04 | 13.64 | 4378 | NASDAQ | DALN | Wed, Oct 28, 2009 | 15.60 | 15.61 | 12.48 | 12.84 | 4377 | NASDAQ | DALN | Tue, Oct 27, 2009 | 16.32 | 16.64 | 15.04 | 15.60 | 4376 | NASDAQ | DALN | Mon, Oct 26, 2009 | 16.72 | 16.88 | 16.20 | 16.32 | 4375 | NASDAQ | DALN | Fri, Oct 23, 2009 | 17.00 | 17.00 | 16.12 | 16.92 | 4374 | NASDAQ | DALN | Thu, Oct 22, 2009 | 16.40 | 16.96 | 15.72 | 16.96 | 4373 | NASDAQ | DALN | Wed, Oct 21, 2009 | 15.96 | 16.80 | 15.60 | 16.40 | 4372 | NASDAQ | DALN | Tue, Oct 20, 2009 | 16.56 | 16.96 | 15.60 | 16.28 | 4371 | NASDAQ | DALN | Mon, Oct 19, 2009 | 16.20 | 16.96 | 16.20 | 16.88 | 4370 | NASDAQ | DALN | Fri, Oct 16, 2009 | 16.88 | 16.88 | 15.48 | 16.20 | 4369 | NASDAQ | DALN | Thu, Oct 15, 2009 | 15.24 | 16.68 | 14.84 | 16.60 | 4368 | NASDAQ | DALN | Wed, Oct 14, 2009 | 15.28 | 16.12 | 14.64 | 15.60 | 4367 | NASDAQ | DALN | Tue, Oct 13, 2009 | 15.40 | 15.78 | 14.32 | 15.44 | 4366 | NASDAQ | DALN | Mon, Oct 12, 2009 | 14.24 | 17.00 | 14.24 | 15.18 | 4365 | NASDAQ | DALN | Fri, Oct 9, 2009 | 13.08 | 15.00 | 13.00 | 14.24 | 4364 | NASDAQ | DALN | Thu, Oct 8, 2009 | 13.12 | 13.76 | 12.56 | 13.20 | 4363 | NASDAQ | DALN | Wed, Oct 7, 2009 | 12.80 | 13.12 | 12.52 | 12.84 | 4362 | NASDAQ | DALN | Tue, Oct 6, 2009 | 13.32 | 13.92 | 12.56 | 12.92 | 4361 | NASDAQ | DALN | Mon, Oct 5, 2009 | 13.28 | 13.76 | 13.00 | 13.04 | 4360 | NASDAQ | DALN | Fri, Oct 2, 2009 | 12.68 | 13.16 | 12.20 | 13.12 | 4359 | NASDAQ | DALN | Thu, Oct 1, 2009 | 12.68 | 13.24 | 12.20 | 13.04 | 4358 | NASDAQ | DALN | Wed, Sep 30, 2009 | 14.00 | 14.16 | 12.52 | 12.92 | 4357 | NASDAQ | DALN | Tue, Sep 29, 2009 | 13.80 | 14.96 | 13.04 | 13.76 | 4356 | NASDAQ | DALN | Mon, Sep 28, 2009 | 12.48 | 13.28 | 12.00 | 12.72 | 4355 | NASDAQ | DALN | Fri, Sep 25, 2009 | 12.52 | 13.04 | 12.00 | 12.48 | 4354 | NASDAQ | DALN | Thu, Sep 24, 2009 | 13.24 | 14.00 | 12.48 | 12.72 | 4353 | NASDAQ | DALN | Wed, Sep 23, 2009 | 14.20 | 14.32 | 13.04 | 13.04 | 4352 | NASDAQ | DALN | Tue, Sep 22, 2009 | 13.68 | 14.92 | 13.40 | 14.24 | 4351 | NASDAQ | DALN | Mon, Sep 21, 2009 | 13.00 | 14.16 | 12.80 | 13.40 | 4350 | NASDAQ | DALN | Fri, Sep 18, 2009 | 12.80 | 13.40 | 12.04 | 13.08 | 4349 | NASDAQ | DALN | Thu, Sep 17, 2009 | 13.68 | 14.04 | 12.72 | 13.20 | 4348 | NASDAQ | DALN | Wed, Sep 16, 2009 | 12.04 | 13.96 | 11.88 | 13.52 | 4347 | NASDAQ | DALN | Tue, Sep 15, 2009 | 12.16 | 12.40 | 11.84 | 12.20 | 4346 | NASDAQ | DALN | Mon, Sep 14, 2009 | 12.00 | 12.40 | 11.60 | 12.00 | 4345 | NASDAQ | DALN | Fri, Sep 11, 2009 | 12.48 | 12.48 | 11.48 | 11.96 | 4344 | NASDAQ | DALN | Thu, Sep 10, 2009 | 11.84 | 12.00 | 11.32 | 11.80 | 4343 | NASDAQ | DALN | Wed, Sep 9, 2009 | 11.16 | 12.00 | 10.96 | 11.68 | 4342 | NASDAQ | DALN | Tue, Sep 8, 2009 | 11.60 | 11.60 | 10.28 | 10.60 | 4341 | NASDAQ | DALN | Fri, Sep 4, 2009 | 11.16 | 11.72 | 11.16 | 11.44 | 4340 | NASDAQ | DALN | Thu, Sep 3, 2009 | 10.44 | 11.56 | 10.44 | 11.24 | 4339 | NASDAQ | DALN | Wed, Sep 2, 2009 | 11.08 | 11.12 | 10.20 | 10.40 | 4338 | NASDAQ | DALN | Tue, Sep 1, 2009 | 11.92 | 12.16 | 10.20 | 11.20 | 4337 | NASDAQ | DALN | Mon, Aug 31, 2009 | 12.56 | 12.76 | 11.64 | 11.92 | 4336 | NASDAQ | DALN | Fri, Aug 28, 2009 | 14.12 | 14.12 | 12.92 | 12.92 | 4335 | NASDAQ | DALN | Thu, Aug 27, 2009 | 14.48 | 14.80 | 13.36 | 14.28 | 4334 | NASDAQ | DALN | Wed, Aug 26, 2009 | 13.96 | 14.76 | 13.04 | 14.64 | 4333 | NASDAQ | DALN | Tue, Aug 25, 2009 | 15.76 | 15.76 | 13.20 | 14.24 | 4332 | NASDAQ | DALN | Mon, Aug 24, 2009 | 15.40 | 15.64 | 14.40 | 14.80 | 4331 | NASDAQ | DALN | Fri, Aug 21, 2009 | 15.12 | 15.52 | 14.68 | 14.84 | 4330 | NASDAQ | DALN | Thu, Aug 20, 2009 | 15.12 | 16.00 | 14.24 | 15.12 | 4329 | NASDAQ | DALN | Wed, Aug 19, 2009 | 13.56 | 15.08 | 12.96 | 14.56 | 4328 | NASDAQ | DALN | Tue, Aug 18, 2009 | 13.44 | 14.96 | 13.00 | 13.60 | 4327 | NASDAQ | DALN | Mon, Aug 17, 2009 | 12.16 | 13.20 | 11.52 | 13.00 | 4326 | NASDAQ | DALN | Fri, Aug 14, 2009 | 11.52 | 12.24 | 11.52 | 11.88 | 4325 | NASDAQ | DALN | Thu, Aug 13, 2009 | 10.84 | 11.24 | 10.56 | 11.24 | 4324 | NASDAQ | DALN | Wed, Aug 12, 2009 | 10.84 | 11.04 | 10.26 | 10.56 | 4323 | NASDAQ | DALN | Tue, Aug 11, 2009 | 11.72 | 11.72 | 10.24 | 10.84 | 4322 | NASDAQ | DALN | Mon, Aug 10, 2009 | 12.52 | 12.60 | 11.68 | 11.80 | 4321 | NASDAQ | DALN | Fri, Aug 7, 2009 | 11.96 | 12.64 | 11.52 | 12.36 | 4320 | NASDAQ | DALN | Thu, Aug 6, 2009 | 12.52 | 13.08 | 11.20 | 11.96 | 4319 | NASDAQ | DALN | Wed, Aug 5, 2009 | 12.60 | 12.60 | 11.24 | 12.36 | 4318 | NASDAQ | DALN | Tue, Aug 4, 2009 | 10.68 | 11.44 | 9.80 | 11.24 | 4317 | NASDAQ | DALN | Mon, Aug 3, 2009 | 9.72 | 11.08 | 9.60 | 10.52 | 4316 | NASDAQ | DALN | Fri, Jul 31, 2009 | 9.48 | 10.80 | 8.96 | 9.52 | 4315 | NASDAQ | DALN | Thu, Jul 30, 2009 | 8.20 | 11.96 | 8.20 | 9.76 | 4314 | NASDAQ | DALN | Wed, Jul 29, 2009 | 7.60 | 8.72 | 7.28 | 7.96 | 4313 | NASDAQ | DALN | Tue, Jul 28, 2009 | 7.40 | 7.96 | 7.04 | 7.84 | 4312 | NASDAQ | DALN | Mon, Jul 27, 2009 | 6.52 | 7.56 | 6.00 | 7.56 | 4311 | NASDAQ | DALN | Fri, Jul 24, 2009 | 6.80 | 7.12 | 6.44 | 7.08 | 4310 | NASDAQ | DALN | Thu, Jul 23, 2009 | 5.64 | 7.60 | 5.36 | 6.48 | 4309 | NASDAQ | DALN | Wed, Jul 22, 2009 | 5.00 | 5.60 | 4.92 | 5.60 | 4308 | NASDAQ | DALN | Tue, Jul 21, 2009 | 4.40 | 4.84 | 4.40 | 4.84 | 4307 | NASDAQ | DALN | Mon, Jul 20, 2009 | 3.92 | 4.56 | 3.92 | 4.32 | 4306 | NASDAQ | DALN | Fri, Jul 17, 2009 | 3.88 | 4.04 | 3.84 | 3.92 | 4305 | NASDAQ | DALN | Thu, Jul 16, 2009 | 4.12 | 4.28 | 3.92 | 3.92 | 4304 | NASDAQ | DALN | Wed, Jul 15, 2009 | 4.20 | 4.32 | 3.88 | 4.08 | 4303 | NASDAQ | DALN | Tue, Jul 14, 2009 | 3.84 | 4.00 | 3.68 | 3.84 | 4302 | NASDAQ | DALN | Mon, Jul 13, 2009 | 3.80 | 3.96 | 3.77 | 3.84 | 4301 | NASDAQ | DALN | Fri, Jul 10, 2009 | 3.76 | 3.88 | 3.76 | 3.88 | 4300 | NASDAQ | DALN | Thu, Jul 9, 2009 | 3.76 | 3.84 | 3.72 | 3.80 | 4299 | NASDAQ | DALN | Wed, Jul 8, 2009 | 3.72 | 3.80 | 3.68 | 3.80 | 4298 | NASDAQ | DALN | Tue, Jul 7, 2009 | 3.72 | 3.88 | 3.72 | 3.84 | 4297 | NASDAQ | DALN | Mon, Jul 6, 2009 | 3.84 | 3.84 | 3.72 | 3.76 | 4296 | NASDAQ | DALN | Thu, Jul 2, 2009 | 3.76 | 3.94 | 3.76 | 3.92 | 4295 | NASDAQ | DALN | Wed, Jul 1, 2009 | 4.12 | 4.12 | 3.84 | 3.84 | 4294 | NASDAQ | DALN | Tue, Jun 30, 2009 | 3.84 | 4.04 | 3.72 | 3.92 | 4293 | NASDAQ | DALN | Mon, Jun 29, 2009 | 3.92 | 4.00 | 3.76 | 3.88 | 4292 | NASDAQ | DALN | Fri, Jun 26, 2009 | 4.20 | 4.28 | 3.80 | 3.80 | 4291 | NASDAQ | DALN | Thu, Jun 25, 2009 | 4.04 | 4.40 | 4.04 | 4.20 | 4290 | NASDAQ | DALN | Wed, Jun 24, 2009 | 4.24 | 4.28 | 4.04 | 4.08 | 4289 | NASDAQ | DALN | Tue, Jun 23, 2009 | 4.16 | 4.44 | 4.04 | 4.20 | 4288 | NASDAQ | DALN | Mon, Jun 22, 2009 | 4.40 | 4.52 | 4.28 | 4.28 | 4287 | NASDAQ | DALN | Fri, Jun 19, 2009 | 4.52 | 4.72 | 4.32 | 4.44 | 4286 | NASDAQ | DALN | Thu, Jun 18, 2009 | 4.60 | 4.64 | 4.40 | 4.40 | 4285 | NASDAQ | DALN | Wed, Jun 17, 2009 | 4.44 | 4.64 | 4.36 | 4.60 | 4284 | NASDAQ | DALN | Tue, Jun 16, 2009 | 4.80 | 4.80 | 4.36 | 4.40 | 4283 | NASDAQ | DALN | Mon, Jun 15, 2009 | 4.68 | 4.68 | 4.32 | 4.56 | 4282 | NASDAQ | DALN | Fri, Jun 12, 2009 | 4.48 | 4.80 | 4.40 | 4.68 | 4281 | NASDAQ | DALN | Thu, Jun 11, 2009 | 4.60 | 5.12 | 4.40 | 4.56 | 4280 | NASDAQ | DALN | Wed, Jun 10, 2009 | 5.04 | 5.04 | 4.80 | 4.80 | 4279 | NASDAQ | DALN | Tue, Jun 9, 2009 | 4.92 | 5.12 | 4.56 | 4.84 | 4278 | NASDAQ | DALN | Mon, Jun 8, 2009 | 5.32 | 5.32 | 4.80 | 4.84 | 4277 | NASDAQ | DALN | Fri, Jun 5, 2009 | 4.84 | 5.36 | 4.60 | 5.28 | 4276 | NASDAQ | DALN | Thu, Jun 4, 2009 | 4.48 | 4.67 | 4.32 | 4.60 | 4275 | NASDAQ | DALN | Wed, Jun 3, 2009 | 4.60 | 4.84 | 4.32 | 4.40 | 4274 | NASDAQ | DALN | Tue, Jun 2, 2009 | 5.16 | 5.25 | 4.52 | 4.64 | 4273 | NASDAQ | DALN | Mon, Jun 1, 2009 | 4.72 | 5.16 | 4.72 | 5.16 | 4272 | NASDAQ | DALN | Fri, May 29, 2009 | 4.56 | 4.84 | 4.00 | 4.80 | 4271 | NASDAQ | DALN | Thu, May 28, 2009 | 5.00 | 5.03 | 4.48 | 4.56 | 4270 | NASDAQ | DALN | Wed, May 27, 2009 | 4.96 | 5.32 | 4.80 | 4.84 | 4269 | NASDAQ | DALN | Tue, May 26, 2009 | 4.08 | 5.00 | 4.08 | 4.96 | 4268 | NASDAQ | DALN | Fri, May 22, 2009 | 4.60 | 4.64 | 4.04 | 4.08 | 4267 | NASDAQ | DALN | Thu, May 21, 2009 | 4.72 | 4.79 | 4.56 | 4.56 | 4266 | NASDAQ | DALN | Wed, May 20, 2009 | 5.20 | 5.39 | 4.80 | 4.84 | 4265 | NASDAQ | DALN | Tue, May 19, 2009 | 4.76 | 5.24 | 4.72 | 5.12 | 4264 | NASDAQ | DALN | Mon, May 18, 2009 | 4.76 | 4.80 | 4.59 | 4.80 | 4263 | NASDAQ | DALN | Fri, May 15, 2009 | 5.04 | 5.20 | 4.44 | 4.48 | 4262 | NASDAQ | DALN | Thu, May 14, 2009 | 5.24 | 5.40 | 5.00 | 5.04 | 4261 | NASDAQ | DALN | Wed, May 13, 2009 | 5.76 | 6.08 | 5.16 | 5.16 | 4260 | NASDAQ | DALN | Tue, May 12, 2009 | 6.64 | 6.72 | 5.88 | 5.88 | 4259 | NASDAQ | DALN | Mon, May 11, 2009 | 6.40 | 6.64 | 6.36 | 6.44 | 4258 | NASDAQ | DALN | Fri, May 8, 2009 | 5.72 | 6.72 | 5.40 | 6.36 | 4257 | NASDAQ | DALN | Thu, May 7, 2009 | 6.08 | 6.08 | 5.60 | 5.60 | 4256 | NASDAQ | DALN | Wed, May 6, 2009 | 6.00 | 6.44 | 5.76 | 6.00 | 4255 | NASDAQ | DALN | Tue, May 5, 2009 | 6.68 | 7.04 | 5.60 | 5.96 | 4254 | NASDAQ | DALN | Mon, May 4, 2009 | 6.76 | 7.44 | 6.56 | 6.72 | 4253 | NASDAQ | DALN | Fri, May 1, 2009 | 7.56 | 7.76 | 6.72 | 6.72 | 4252 | NASDAQ | DALN | Thu, Apr 30, 2009 | 8.56 | 8.84 | 7.44 | 7.60 | 4251 | NASDAQ | DALN | Wed, Apr 29, 2009 | 7.96 | 8.56 | 7.96 | 8.48 | 4250 | NASDAQ | DALN | Tue, Apr 28, 2009 | 7.28 | 7.92 | 7.28 | 7.84 | 4249 | NASDAQ | DALN | Mon, Apr 27, 2009 | 7.00 | 7.72 | 6.96 | 7.36 | 4248 | NASDAQ | DALN | Fri, Apr 24, 2009 | 7.52 | 7.84 | 7.16 | 7.36 | 4247 | NASDAQ | DALN | Thu, Apr 23, 2009 | 8.00 | 8.00 | 7.24 | 7.40 | 4246 | NASDAQ | DALN | Wed, Apr 22, 2009 | 7.32 | 8.08 | 7.12 | 8.00 | 4245 | NASDAQ | DALN | Tue, Apr 21, 2009 | 7.48 | 7.52 | 7.36 | 7.48 | 4244 | NASDAQ | DALN | Mon, Apr 20, 2009 | 8.40 | 8.48 | 7.40 | 7.40 | 4243 | NASDAQ | DALN | Fri, Apr 17, 2009 | 8.52 | 8.96 | 8.44 | 8.60 | 4242 | NASDAQ | DALN | Thu, Apr 16, 2009 | 6.96 | 8.48 | 6.96 | 8.48 | 4241 | NASDAQ | DALN | Wed, Apr 15, 2009 | 6.48 | 6.96 | 6.48 | 6.92 | 4240 | NASDAQ | DALN | Tue, Apr 14, 2009 | 6.48 | 6.84 | 6.45 | 6.52 | 4239 | NASDAQ | DALN | Mon, Apr 13, 2009 | 6.68 | 7.04 | 6.48 | 6.64 | 4238 | NASDAQ | DALN | Thu, Apr 9, 2009 | 5.68 | 6.80 | 5.68 | 6.80 | 4237 | NASDAQ | DALN | Wed, Apr 8, 2009 | 5.04 | 5.60 | 5.04 | 5.52 | 4236 | NASDAQ | DALN | Tue, Apr 7, 2009 | 6.24 | 6.64 | 4.40 | 4.96 | 4235 | NASDAQ | DALN | Mon, Apr 6, 2009 | 6.88 | 6.96 | 6.12 | 6.36 | 4234 | NASDAQ | DALN | Fri, Apr 3, 2009 | 6.08 | 7.00 | 5.92 | 6.96 | 4233 | NASDAQ | DALN | Thu, Apr 2, 2009 | 4.76 | 6.08 | 4.76 | 6.08 | 4232 | NASDAQ | DALN | Wed, Apr 1, 2009 | 3.92 | 4.76 | 3.88 | 4.60 | 4231 | NASDAQ | DALN | Tue, Mar 31, 2009 | 4.00 | 4.32 | 3.92 | 3.92 | 4230 | NASDAQ | DALN | Mon, Mar 30, 2009 | 4.24 | 4.60 | 3.92 | 3.92 | 4229 | NASDAQ | DALN | Fri, Mar 27, 2009 | 4.40 | 4.76 | 4.32 | 4.40 | 4228 | NASDAQ | DALN | Thu, Mar 26, 2009 | 4.08 | 4.52 | 4.04 | 4.48 | 4227 | NASDAQ | DALN | Wed, Mar 25, 2009 | 3.64 | 4.00 | 3.64 | 3.96 | 4226 | NASDAQ | DALN | Tue, Mar 24, 2009 | 4.08 | 4.32 | 3.64 | 3.64 | 4225 | NASDAQ | DALN | Mon, Mar 23, 2009 | 3.96 | 4.24 | 3.80 | 4.16 | 4224 | NASDAQ | DALN | Fri, Mar 20, 2009 | 2.80 | 3.72 | 2.80 | 3.72 | 4223 | NASDAQ | DALN | Thu, Mar 19, 2009 | 3.72 | 3.87 | 3.52 | 3.68 | 4222 | NASDAQ | DALN | Wed, Mar 18, 2009 | 3.68 | 3.84 | 3.52 | 3.68 | 4221 | NASDAQ | DALN | Tue, Mar 17, 2009 | 3.16 | 3.60 | 3.12 | 3.56 | 4220 | NASDAQ | DALN | Mon, Mar 16, 2009 | 3.12 | 3.39 | 3.00 | 3.20 | 4219 | NASDAQ | DALN | Fri, Mar 13, 2009 | 3.88 | 4.88 | 2.92 | 3.12 | 4218 | NASDAQ | DALN | Thu, Mar 12, 2009 | 2.80 | 4.00 | 2.52 | 3.88 | 4217 | NASDAQ | DALN | Wed, Mar 11, 2009 | 2.72 | 3.12 | 2.65 | 2.84 | 4216 | NASDAQ | DALN | Tue, Mar 10, 2009 | 2.68 | 2.84 | 2.37 | 2.72 | 4215 | NASDAQ | DALN | Mon, Mar 9, 2009 | 2.84 | 3.24 | 2.80 | 2.84 | 4214 | NASDAQ | DALN | Fri, Mar 6, 2009 | 3.04 | 3.04 | 2.56 | 2.84 | 4213 | NASDAQ | DALN | Thu, Mar 5, 2009 | 3.32 | 3.60 | 2.76 | 2.76 | 4212 | NASDAQ | DALN | Wed, Mar 4, 2009 | 3.48 | 3.48 | 3.20 | 3.32 | 4211 | NASDAQ | DALN | Tue, Mar 3, 2009 | 3.80 | 3.96 | 3.20 | 3.44 | 4210 | NASDAQ | DALN | Mon, Mar 2, 2009 | 4.16 | 4.44 | 3.68 | 3.92 | 4209 | NASDAQ | DALN | Fri, Feb 27, 2009 | 4.28 | 6.16 | 4.16 | 4.28 | 4208 | NASDAQ | DALN | Thu, Feb 26, 2009 | 4.84 | 5.04 | 4.44 | 4.52 | 4207 | NASDAQ | DALN | Wed, Feb 25, 2009 | 5.40 | 5.52 | 4.72 | 4.76 | 4206 | NASDAQ | DALN | Tue, Feb 24, 2009 | 5.68 | 5.72 | 5.28 | 5.48 | 4205 | NASDAQ | DALN | Mon, Feb 23, 2009 | 5.96 | 5.96 | 5.60 | 5.60 | 4204 | NASDAQ | DALN | Fri, Feb 20, 2009 | 6.24 | 6.24 | 5.80 | 5.92 | 4203 | NASDAQ | DALN | Thu, Feb 19, 2009 | 6.44 | 6.72 | 6.04 | 6.40 | 4202 | NASDAQ | DALN | Wed, Feb 18, 2009 | 7.24 | 7.24 | 6.36 | 6.36 | 4201 | NASDAQ | DALN | Tue, Feb 17, 2009 | 7.40 | 7.60 | 7.24 | 7.24 | 4200 | NASDAQ | DALN | Fri, Feb 13, 2009 | 8.12 | 8.36 | 7.40 | 7.68 | 4199 | NASDAQ | DALN | Thu, Feb 12, 2009 | 7.48 | 8.28 | 7.16 | 8.08 | 4198 | NASDAQ | DALN | Wed, Feb 11, 2009 | 7.76 | 8.00 | 7.52 | 7.64 | 4197 | NASDAQ | DALN | Tue, Feb 10, 2009 | 7.64 | 8.32 | 7.64 | 7.68 | 4196 | NASDAQ | DALN | Mon, Feb 9, 2009 | 8.28 | 8.40 | 7.84 | 7.88 | 4195 | NASDAQ | DALN | Fri, Feb 6, 2009 | 8.20 | 8.48 | 7.80 | 8.28 | 4194 | NASDAQ | DALN | Thu, Feb 5, 2009 | 7.24 | 8.80 | 7.24 | 8.04 | 4193 | NASDAQ | DALN | Wed, Feb 4, 2009 | 8.00 | 8.72 | 7.60 | 7.60 | 4192 | NASDAQ | DALN | Tue, Feb 3, 2009 | 8.36 | 8.72 | 8.00 | 8.12 | 4191 | NASDAQ | DALN | Mon, Feb 2, 2009 | 7.84 | 8.56 | 7.84 | 8.24 | 4190 | NASDAQ | DALN | Fri, Jan 30, 2009 | 8.40 | 8.56 | 7.64 | 8.00 | 4189 | NASDAQ | DALN | Thu, Jan 29, 2009 | 8.64 | 8.64 | 8.12 | 8.32 | 4188 | NASDAQ | DALN | Wed, Jan 28, 2009 | 8.28 | 8.92 | 7.84 | 8.80 | 4187 | NASDAQ | DALN | Tue, Jan 27, 2009 | 7.88 | 8.20 | 7.84 | 7.92 | 4186 | NASDAQ | DALN | Mon, Jan 26, 2009 | 7.88 | 8.32 | 7.84 | 7.84 | 4185 | NASDAQ | DALN | Fri, Jan 23, 2009 | 7.84 | 8.08 | 7.76 | 7.96 | 4184 | NASDAQ | DALN | Thu, Jan 22, 2009 | 8.36 | 8.36 | 7.84 | 7.88 | 4183 | NASDAQ | DALN | Wed, Jan 21, 2009 | 7.84 | 8.72 | 7.84 | 8.68 | 4182 | NASDAQ | DALN | Tue, Jan 20, 2009 | 9.60 | 9.60 | 7.68 | 7.68 | 4181 | NASDAQ | DALN | Fri, Jan 16, 2009 | 7.84 | 9.72 | 7.72 | 9.72 | 4180 | NASDAQ | DALN | Thu, Jan 15, 2009 | 7.84 | 7.84 | 7.60 | 7.76 | 4179 | NASDAQ | DALN | Wed, Jan 14, 2009 | 8.28 | 8.28 | 7.68 | 7.84 | 4178 | NASDAQ | DALN | Tue, Jan 13, 2009 | 8.28 | 8.48 | 8.08 | 8.44 | 4177 | NASDAQ | DALN | Mon, Jan 12, 2009 | 9.88 | 9.88 | 8.20 | 8.32 | 4176 | NASDAQ | DALN | Fri, Jan 9, 2009 | 10.56 | 11.00 | 9.80 | 9.92 | 4175 | NASDAQ | DALN | Thu, Jan 8, 2009 | 10.36 | 10.64 | 10.08 | 10.60 | 4174 | NASDAQ | DALN | Wed, Jan 7, 2009 | 10.96 | 10.96 | 10.12 | 10.36 | 4173 | NASDAQ | DALN | Tue, Jan 6, 2009 | 10.12 | 11.20 | 10.12 | 11.16 | 4172 | NASDAQ | DALN | Mon, Jan 5, 2009 | 9.80 | 10.08 | 9.64 | 10.00 | 4171 | NASDAQ | DALN | Fri, Jan 2, 2009 | 8.72 | 9.80 | 8.60 | 9.80 | 4170 | NASDAQ | DALN | Wed, Dec 31, 2008 | 8.84 | 9.20 | 8.52 | 8.72 | 4169 | NASDAQ | DALN | Tue, Dec 30, 2008 | 7.24 | 8.64 | 6.60 | 8.64 | 4168 | NASDAQ | DALN | Mon, Dec 29, 2008 | 7.84 | 8.12 | 6.80 | 7.16 | 4167 | NASDAQ | DALN | Fri, Dec 26, 2008 | 7.72 | 8.04 | 7.56 | 7.76 | 4166 | NASDAQ | DALN | Wed, Dec 24, 2008 | 8.64 | 8.88 | 7.64 | 7.68 | 4165 | NASDAQ | DALN | Tue, Dec 23, 2008 | 8.80 | 9.12 | 8.08 | 8.12 | 4164 | NASDAQ | DALN | Mon, Dec 22, 2008 | 9.60 | 10.08 | 8.40 | 8.68 | 4163 | NASDAQ | DALN | Fri, Dec 19, 2008 | 7.72 | 10.04 | 7.00 | 10.00 | 4162 | NASDAQ | DALN | Thu, Dec 18, 2008 | 8.04 | 8.28 | 7.24 | 7.52 | 4161 | NASDAQ | DALN | Wed, Dec 17, 2008 | 8.28 | 8.72 | 7.96 | 8.00 | 4160 | NASDAQ | DALN | Tue, Dec 16, 2008 | 7.76 | 8.40 | 7.44 | 8.40 | 4159 | NASDAQ | DALN | Mon, Dec 15, 2008 | 8.12 | 8.44 | 7.00 | 7.40 | 4158 | NASDAQ | DALN | Fri, Dec 12, 2008 | 6.88 | 8.12 | 6.52 | 8.12 | 4157 | NASDAQ | DALN | Thu, Dec 11, 2008 | 7.08 | 7.20 | 6.76 | 6.84 | 4156 | NASDAQ | DALN | Wed, Dec 10, 2008 | 7.16 | 7.56 | 6.88 | 7.16 | 4155 | NASDAQ | DALN | Tue, Dec 9, 2008 | 7.56 | 8.20 | 7.00 | 7.12 | 4154 | NASDAQ | DALN | Mon, Dec 8, 2008 | 8.00 | 8.12 | 7.32 | 7.56 | 4153 | NASDAQ | DALN | Fri, Dec 5, 2008 | 7.72 | 8.08 | 7.52 | 8.04 | 4152 | NASDAQ | DALN | Thu, Dec 4, 2008 | 8.04 | 8.04 | 7.64 | 7.80 | 4151 | NASDAQ | DALN | Wed, Dec 3, 2008 | 7.52 | 8.24 | 7.20 | 8.20 | 4150 | NASDAQ | DALN | Tue, Dec 2, 2008 | 6.68 | 7.92 | 6.60 | 7.88 | 4149 | NASDAQ | DALN | Mon, Dec 1, 2008 | 7.84 | 8.00 | 6.56 | 6.56 | 4148 | NASDAQ | DALN | Fri, Nov 28, 2008 | 7.72 | 8.08 | 7.60 | 8.08 | 4147 | NASDAQ | DALN | Wed, Nov 26, 2008 | 7.72 | 8.12 | 7.48 | 8.00 | 4146 | NASDAQ | DALN | Tue, Nov 25, 2008 | 8.32 | 8.50 | 7.32 | 7.92 | 4145 | NASDAQ | DALN | Mon, Nov 24, 2008 | 8.00 | 8.56 | 7.16 | 8.24 | 4144 | NASDAQ | DALN | Fri, Nov 21, 2008 | 9.44 | 9.44 | 7.60 | 8.08 | 4143 | NASDAQ | DALN | Thu, Nov 20, 2008 | 10.12 | 10.20 | 9.04 | 9.28 | 4142 | NASDAQ | DALN | Wed, Nov 19, 2008 | 11.40 | 11.48 | 10.12 | 10.20 | 4141 | NASDAQ | DALN | Tue, Nov 18, 2008 | 11.04 | 11.44 | 10.04 | 11.40 | 4140 | NASDAQ | DALN | Mon, Nov 17, 2008 | 11.44 | 11.44 | 10.96 | 10.96 | 4139 | NASDAQ | DALN | Fri, Nov 14, 2008 | 10.68 | 12.64 | 10.58 | 11.48 | 4138 | NASDAQ | DALN | Thu, Nov 13, 2008 | 9.84 | 10.96 | 9.56 | 10.96 | 4137 | NASDAQ | DALN | Wed, Nov 12, 2008 | 10.76 | 10.76 | 9.80 | 9.84 | 4136 | NASDAQ | DALN | Tue, Nov 11, 2008 | 11.60 | 11.60 | 10.80 | 10.84 | 4135 | NASDAQ | DALN | Mon, Nov 10, 2008 | 13.64 | 13.64 | 11.80 | 12.00 | 4134 | NASDAQ | DALN | Fri, Nov 7, 2008 | 14.00 | 14.08 | 13.20 | 13.36 | 4133 | NASDAQ | DALN | Thu, Nov 6, 2008 | 14.48 | 14.72 | 13.84 | 13.84 | 4132 | NASDAQ | DALN | Wed, Nov 5, 2008 | 14.44 | 14.68 | 14.20 | 14.68 | 4131 | NASDAQ | DALN | Tue, Nov 4, 2008 | 13.56 | 15.08 | 13.00 | 14.80 | 4130 | NASDAQ | DALN | Mon, Nov 3, 2008 | 13.16 | 14.96 | 13.00 | 13.80 | 4129 | NASDAQ | DALN | Fri, Oct 31, 2008 | 11.24 | 13.24 | 11.16 | 13.24 | 4128 | NASDAQ | DALN | Thu, Oct 30, 2008 | 10.72 | 11.48 | 10.60 | 11.28 | 4127 | NASDAQ | DALN | Wed, Oct 29, 2008 | 11.96 | 12.28 | 10.84 | 10.84 | 4126 | NASDAQ | DALN | Tue, Oct 28, 2008 | 11.84 | 12.52 | 11.04 | 11.64 | 4125 | NASDAQ | DALN | Mon, Oct 27, 2008 | 12.88 | 13.24 | 12.08 | 12.08 | 4124 | NASDAQ | DALN | Fri, Oct 24, 2008 | 13.00 | 13.48 | 12.72 | 13.16 | 4123 | NASDAQ | DALN | Thu, Oct 23, 2008 | 14.36 | 14.68 | 13.08 | 14.16 | 4122 | NASDAQ | DALN | Wed, Oct 22, 2008 | 14.88 | 15.68 | 14.00 | 14.08 | 4121 | NASDAQ | DALN | Tue, Oct 21, 2008 | 15.20 | 15.88 | 15.20 | 15.52 | 4120 | NASDAQ | DALN | Mon, Oct 20, 2008 | 15.52 | 15.72 | 14.24 | 15.72 | 4119 | NASDAQ | DALN | Fri, Oct 17, 2008 | 14.52 | 16.12 | 13.80 | 15.04 | 4118 | NASDAQ | DALN | Thu, Oct 16, 2008 | 13.20 | 15.84 | 12.56 | 15.68 | 4117 | NASDAQ | DALN | Wed, Oct 15, 2008 | 14.64 | 15.00 | 12.80 | 12.80 | 4116 | NASDAQ | DALN | Tue, Oct 14, 2008 | 16.72 | 16.72 | 14.68 | 15.28 | 4115 | NASDAQ | DALN | Mon, Oct 13, 2008 | 18.28 | 19.20 | 14.32 | 15.92 | 4114 | NASDAQ | DALN | Fri, Oct 10, 2008 | 15.00 | 17.84 | 14.87 | 17.84 | 4113 | NASDAQ | DALN | Thu, Oct 9, 2008 | 16.96 | 17.28 | 15.60 | 15.80 | 4112 | NASDAQ | DALN | Wed, Oct 8, 2008 | 17.72 | 18.16 | 16.60 | 16.68 | 4111 | NASDAQ | DALN | Tue, Oct 7, 2008 | 18.80 | 19.92 | 18.16 | 18.32 | 4110 | NASDAQ | DALN | Mon, Oct 6, 2008 | 16.08 | 19.44 | 16.08 | 19.00 | 4109 | NASDAQ | DALN | Fri, Oct 3, 2008 | 17.60 | 18.16 | 16.60 | 16.60 | 4108 | NASDAQ | DALN | Thu, Oct 2, 2008 | 19.68 | 20.12 | 17.52 | 17.52 | 4107 | NASDAQ | DALN | Wed, Oct 1, 2008 | 20.32 | 20.48 | 19.40 | 20.00 | 4106 | NASDAQ | DALN | Tue, Sep 30, 2008 | 20.80 | 21.16 | 20.20 | 20.64 | 4105 | NASDAQ | DALN | Mon, Sep 29, 2008 | 20.20 | 20.76 | 19.16 | 20.00 | 4104 | NASDAQ | DALN | Fri, Sep 26, 2008 | 21.28 | 21.88 | 20.00 | 20.76 | 4103 | NASDAQ | DALN | Thu, Sep 25, 2008 | 23.32 | 27.96 | 21.52 | 21.80 | 4102 | NASDAQ | DALN | Wed, Sep 24, 2008 | 24.44 | 24.44 | 21.28 | 21.28 | 4101 | NASDAQ | DALN | Tue, Sep 23, 2008 | 26.24 | 26.44 | 24.00 | 24.32 | 4100 | NASDAQ | DALN | Mon, Sep 22, 2008 | 28.00 | 28.28 | 24.84 | 25.96 | 4099 | NASDAQ | DALN | Fri, Sep 19, 2008 | 27.36 | 30.16 | 25.52 | 28.28 | 4098 | NASDAQ | DALN | Thu, Sep 18, 2008 | 24.80 | 26.84 | 24.04 | 25.76 | 4097 | NASDAQ | DALN | Wed, Sep 17, 2008 | 24.44 | 24.92 | 23.28 | 24.08 | 4096 | NASDAQ | DALN | Tue, Sep 16, 2008 | 22.60 | 24.84 | 22.40 | 24.84 | 4095 | NASDAQ | DALN | Mon, Sep 15, 2008 | 23.00 | 23.52 | 22.56 | 22.80 | 4094 | NASDAQ | DALN | Fri, Sep 12, 2008 | 23.96 | 24.12 | 23.40 | 23.60 | 4093 | NASDAQ | DALN | Thu, Sep 11, 2008 | 22.56 | 23.84 | 22.00 | 23.76 | 4092 | NASDAQ | DALN | Wed, Sep 10, 2008 | 23.44 | 23.44 | 22.24 | 22.64 | 4091 | NASDAQ | DALN | Tue, Sep 9, 2008 | 23.24 | 23.92 | 22.64 | 23.44 | 4090 | NASDAQ | DALN | Mon, Sep 8, 2008 | 22.12 | 23.44 | 21.32 | 23.24 | 4089 | NASDAQ | DALN | Fri, Sep 5, 2008 | 20.80 | 21.44 | 20.76 | 21.36 | 4088 | NASDAQ | DALN | Thu, Sep 4, 2008 | 20.80 | 21.16 | 20.56 | 20.76 | 4087 | NASDAQ | DALN | Wed, Sep 3, 2008 | 19.88 | 21.12 | 19.80 | 20.96 | 4086 | NASDAQ | DALN | Tue, Sep 2, 2008 | 19.96 | 20.40 | 19.64 | 20.04 | 4085 | NASDAQ | DALN | Fri, Aug 29, 2008 | 19.56 | 19.80 | 19.16 | 19.40 | 4084 | NASDAQ | DALN | Thu, Aug 28, 2008 | 18.84 | 20.32 | 18.72 | 20.08 | 4083 | NASDAQ | DALN | Wed, Aug 27, 2008 | 18.96 | 19.32 | 18.72 | 18.84 | 4082 | NASDAQ | DALN | Tue, Aug 26, 2008 | 18.96 | 19.28 | 18.72 | 18.96 | 4081 | NASDAQ | DALN | Mon, Aug 25, 2008 | 19.52 | 19.52 | 18.68 | 18.68 | 4080 | NASDAQ | DALN | Fri, Aug 22, 2008 | 19.80 | 20.16 | 19.08 | 19.48 | 4079 | NASDAQ | DALN | Thu, Aug 21, 2008 | 20.20 | 20.52 | 19.56 | 19.88 | 4078 | NASDAQ | DALN | Wed, Aug 20, 2008 | 20.20 | 21.04 | 19.84 | 20.16 | 4077 | NASDAQ | DALN | Tue, Aug 19, 2008 | 20.28 | 21.16 | 20.08 | 20.28 | 4076 | NASDAQ | DALN | Mon, Aug 18, 2008 | 20.80 | 21.20 | 20.28 | 20.80 | 4075 | NASDAQ | DALN | Fri, Aug 15, 2008 | 21.40 | 21.40 | 19.76 | 20.80 | 4074 | NASDAQ | DALN | Thu, Aug 14, 2008 | 20.48 | 21.32 | 20.04 | 20.96 | 4073 | NASDAQ | DALN | Wed, Aug 13, 2008 | 20.60 | 20.84 | 19.72 | 20.40 | 4072 | NASDAQ | DALN | Tue, Aug 12, 2008 | 20.88 | 21.08 | 20.32 | 21.08 | 4071 | NASDAQ | DALN | Mon, Aug 11, 2008 | 20.28 | 22.16 | 20.00 | 20.32 | 4070 | NASDAQ | DALN | Fri, Aug 8, 2008 | 20.12 | 20.80 | 19.80 | 20.36 | 4069 | NASDAQ | DALN | Thu, Aug 7, 2008 | 21.20 | 21.20 | 19.40 | 20.00 | 4068 | NASDAQ | DALN | Wed, Aug 6, 2008 | 21.92 | 22.24 | 19.92 | 21.76 | 4067 | NASDAQ | DALN | Tue, Aug 5, 2008 | 20.28 | 21.76 | 19.76 | 21.72 | 4066 | NASDAQ | DALN | Mon, Aug 4, 2008 | 20.48 | 21.72 | 19.80 | 20.28 | 4065 | NASDAQ | DALN | Fri, Aug 1, 2008 | 21.80 | 21.80 | 19.84 | 20.56 | 4064 | NASDAQ | DALN | Thu, Jul 31, 2008 | 20.68 | 21.60 | 20.60 | 21.60 | 4063 | NASDAQ | DALN | Wed, Jul 30, 2008 | 20.88 | 21.56 | 20.16 | 21.20 | 4062 | NASDAQ | DALN | Tue, Jul 29, 2008 | 22.72 | 22.72 | 19.52 | 20.84 | 4061 | NASDAQ | DALN | Mon, Jul 28, 2008 | 24.00 | 24.56 | 23.60 | 23.92 | 4060 | NASDAQ | DALN | Fri, Jul 25, 2008 | 26.40 | 26.88 | 25.00 | 25.60 | 4059 | NASDAQ | DALN | Thu, Jul 24, 2008 | 26.44 | 26.96 | 25.80 | 26.12 | 4058 | NASDAQ | DALN | Wed, Jul 23, 2008 | 25.80 | 26.84 | 24.96 | 26.40 | 4057 | NASDAQ | DALN | Tue, Jul 22, 2008 | 23.12 | 25.72 | 23.12 | 25.52 | 4056 | NASDAQ | DALN | Mon, Jul 21, 2008 | 23.20 | 23.68 | 22.84 | 23.48 | 4055 | NASDAQ | DALN | Fri, Jul 18, 2008 | 23.04 | 24.56 | 23.00 | 23.32 | 4054 | NASDAQ | DALN | Thu, Jul 17, 2008 | 24.24 | 25.00 | 22.80 | 23.60 | 4053 | NASDAQ | DALN | Wed, Jul 16, 2008 | 22.84 | 24.36 | 20.32 | 24.36 | 4052 | NASDAQ | DALN | Tue, Jul 15, 2008 | 23.00 | 24.80 | 22.76 | 23.24 | 4051 | NASDAQ | DALN | Mon, Jul 14, 2008 | 24.60 | 25.00 | 23.12 | 23.44 | 4050 | NASDAQ | DALN | Fri, Jul 11, 2008 | 23.04 | 25.72 | 22.80 | 24.36 | 4049 | NASDAQ | DALN | Thu, Jul 10, 2008 | 23.48 | 25.04 | 23.08 | 23.52 | 4048 | NASDAQ | DALN | Wed, Jul 9, 2008 | 25.16 | 25.84 | 23.84 | 23.88 | 4047 | NASDAQ | DALN | Tue, Jul 8, 2008 | 21.04 | 26.12 | 20.92 | 25.40 | 4046 | NASDAQ | DALN | Mon, Jul 7, 2008 | 21.68 | 21.96 | 19.40 | 21.00 | 4045 | NASDAQ | DALN | Thu, Jul 3, 2008 | 20.72 | 21.92 | 18.32 | 21.80 | 4044 | NASDAQ | DALN | Wed, Jul 2, 2008 | 21.80 | 22.40 | 19.72 | 21.12 | 4043 | NASDAQ | DALN | Tue, Jul 1, 2008 | 22.60 | 23.52 | 21.04 | 21.28 | 4042 | NASDAQ | DALN | Mon, Jun 30, 2008 | 23.76 | 24.04 | 22.16 | 22.80 | 4041 | NASDAQ | DALN | Fri, Jun 27, 2008 | 24.12 | 24.12 | 22.04 | 22.80 | 4040 | NASDAQ | DALN | Thu, Jun 26, 2008 | 25.96 | 26.36 | 24.08 | 24.08 | 4039 | NASDAQ | DALN | Wed, Jun 25, 2008 | 24.12 | 27.04 | 24.12 | 26.44 | 4038 | NASDAQ | DALN | Tue, Jun 24, 2008 | 25.80 | 26.04 | 24.20 | 24.24 | 4037 | NASDAQ | DALN | Mon, Jun 23, 2008 | 26.76 | 27.40 | 25.80 | 25.80 | 4036 | NASDAQ | DALN | Fri, Jun 20, 2008 | 27.96 | 28.48 | 25.80 | 26.80 | 4035 | NASDAQ | DALN | Thu, Jun 19, 2008 | 29.64 | 30.12 | 27.84 | 28.04 | 4034 | NASDAQ | DALN | Wed, Jun 18, 2008 | 30.64 | 30.96 | 29.16 | 29.92 | 4033 | NASDAQ | DALN | Tue, Jun 17, 2008 | 30.68 | 30.84 | 30.32 | 30.72 | 4032 | NASDAQ | DALN | Mon, Jun 16, 2008 | 31.80 | 31.80 | 29.80 | 30.68 | 4031 | NASDAQ | DALN | Fri, Jun 13, 2008 | 32.36 | 32.76 | 31.12 | 31.88 | 4030 | NASDAQ | DALN | Thu, Jun 12, 2008 | 32.20 | 32.68 | 31.64 | 32.12 | 4029 | NASDAQ | DALN | Wed, Jun 11, 2008 | 33.92 | 33.92 | 31.84 | 32.40 | 4028 | NASDAQ | DALN | Tue, Jun 10, 2008 | 36.40 | 36.40 | 34.32 | 34.52 | 4027 | NASDAQ | DALN | Mon, Jun 9, 2008 | 37.68 | 37.76 | 36.68 | 36.80 | 4026 | NASDAQ | DALN | Fri, Jun 6, 2008 | 37.60 | 38.00 | 36.92 | 37.68 | 4025 | NASDAQ | DALN | Thu, Jun 5, 2008 | 37.12 | 38.32 | 37.00 | 37.92 | 4024 | NASDAQ | DALN | Wed, Jun 4, 2008 | 38.04 | 38.04 | 36.80 | 37.52 | 4023 | NASDAQ | DALN | Tue, Jun 3, 2008 | 37.44 | 38.40 | 36.60 | 37.84 | 4022 | NASDAQ | DALN | Mon, Jun 2, 2008 | 36.60 | 37.80 | 35.20 | 37.04 | 4021 | NASDAQ | DALN | Fri, May 30, 2008 | 34.88 | 38.00 | 33.88 | 38.00 | 4020 | NASDAQ | DALN | Thu, May 29, 2008 | 33.20 | 35.20 | 32.20 | 34.80 | 4019 | NASDAQ | DALN | Wed, May 28, 2008 | 32.00 | 32.96 | 31.76 | 32.96 | 4018 | NASDAQ | DALN | Tue, May 27, 2008 | 31.80 | 32.36 | 30.44 | 32.08 | 4017 | NASDAQ | DALN | Fri, May 23, 2008 | 29.84 | 33.36 | 29.84 | 32.40 | 4016 | NASDAQ | DALN | Thu, May 22, 2008 | 30.00 | 30.56 | 29.76 | 30.04 | 4015 | NASDAQ | DALN | Wed, May 21, 2008 | 32.04 | 32.20 | 29.76 | 29.96 | 4014 | NASDAQ | DALN | Tue, May 20, 2008 | 33.80 | 33.80 | 32.00 | 32.28 | 4013 | NASDAQ | DALN | Mon, May 19, 2008 | 33.24 | 34.40 | 33.04 | 33.60 | 4012 | NASDAQ | DALN | Fri, May 16, 2008 | 33.32 | 33.72 | 32.08 | 33.56 | 4011 | NASDAQ | DALN | Thu, May 15, 2008 | 33.60 | 34.28 | 32.48 | 32.92 | 4010 | NASDAQ | DALN | Wed, May 14, 2008 | 34.48 | 34.80 | 33.28 | 33.64 | 4009 | NASDAQ | DALN | Tue, May 13, 2008 | 35.60 | 35.75 | 34.36 | 34.60 | 4008 | NASDAQ | DALN | Mon, May 12, 2008 | 34.44 | 36.55 | 34.44 | 35.80 | 4007 | NASDAQ | DALN | Fri, May 9, 2008 | 35.00 | 35.20 | 34.04 | 34.44 | 4006 | NASDAQ | DALN | Thu, May 8, 2008 | 35.08 | 35.88 | 34.40 | 34.40 | 4005 | NASDAQ | DALN | Wed, May 7, 2008 | 36.64 | 36.84 | 34.68 | 35.08 | 4004 | NASDAQ | DALN | Tue, May 6, 2008 | 36.56 | 37.00 | 36.56 | 36.64 | 4003 | NASDAQ | DALN | Mon, May 5, 2008 | 36.60 | 36.96 | 36.40 | 36.80 | 4002 | NASDAQ | DALN | Fri, May 2, 2008 | 38.40 | 38.40 | 36.36 | 36.60 | 4001 | NASDAQ | DALN | Thu, May 1, 2008 | 39.40 | 40.72 | 38.24 | 38.40 | 4000 | NASDAQ | DALN | Wed, Apr 30, 2008 | 39.64 | 39.96 | 38.80 | 39.00 | 3999 | NASDAQ | DALN | Tue, Apr 29, 2008 | 40.88 | 40.88 | 39.48 | 39.60 | 3998 | NASDAQ | DALN | Mon, Apr 28, 2008 | 40.68 | 43.88 | 38.48 | 40.84 | 3997 | NASDAQ | DALN | Fri, Apr 25, 2008 | 39.20 | 40.72 | 38.92 | 40.60 | 3996 | NASDAQ | DALN | Thu, Apr 24, 2008 | 39.24 | 40.00 | 38.40 | 38.96 | 3995 | NASDAQ | DALN | Wed, Apr 23, 2008 | 42.28 | 42.80 | 38.00 | 38.76 | 3994 | NASDAQ | DALN | Tue, Apr 22, 2008 | 44.16 | 44.16 | 41.68 | 42.20 | 3993 | NASDAQ | DALN | Mon, Apr 21, 2008 | 47.28 | 47.28 | 42.04 | 43.88 | 3992 | NASDAQ | DALN | Fri, Apr 18, 2008 | 47.88 | 48.12 | 45.60 | 47.88 | 3991 | NASDAQ | DALN | Thu, Apr 17, 2008 | 44.28 | 47.20 | 44.28 | 46.72 | 3990 | NASDAQ | DALN | Wed, Apr 16, 2008 | 45.52 | 45.72 | 44.80 | 45.16 | 3989 | NASDAQ | DALN | Tue, Apr 15, 2008 | 42.68 | 44.72 | 42.56 | 44.44 | 3988 | NASDAQ | DALN | Mon, Apr 14, 2008 | 41.64 | 43.08 | 41.44 | 42.68 | 3987 | NASDAQ | DALN | Fri, Apr 11, 2008 | 41.40 | 41.80 | 40.96 | 41.64 | 3986 | NASDAQ | DALN | Thu, Apr 10, 2008 | 42.00 | 42.87 | 40.60 | 41.64 | 3985 | NASDAQ | DALN | Wed, Apr 9, 2008 | 42.84 | 43.52 | 41.64 | 41.92 | 3984 | NASDAQ | DALN | Tue, Apr 8, 2008 | 44.40 | 44.48 | 42.92 | 43.16 | 3983 | NASDAQ | DALN | Mon, Apr 7, 2008 | 43.84 | 46.00 | 43.24 | 44.12 | 3982 | NASDAQ | DALN | Fri, Apr 4, 2008 | 44.60 | 46.24 | 43.40 | 44.08 | 3981 | NASDAQ | DALN | Thu, Apr 3, 2008 | 44.52 | 46.32 | 43.80 | 44.40 | 3980 | NASDAQ | DALN | Wed, Apr 2, 2008 | 46.96 | 47.00 | 44.08 | 44.32 | 3979 | NASDAQ | DALN | Tue, Apr 1, 2008 | 45.52 | 47.40 | 45.32 | 46.96 | 3978 | NASDAQ | DALN | Mon, Mar 31, 2008 | 46.00 | 46.84 | 45.20 | 45.72 | 3977 | NASDAQ | DALN | Fri, Mar 28, 2008 | 45.52 | 46.16 | 45.08 | 45.40 | 3976 | NASDAQ | DALN | Thu, Mar 27, 2008 | 46.88 | 47.00 | 44.68 | 45.52 | 3975 | NASDAQ | DALN | Wed, Mar 26, 2008 | 47.60 | 47.60 | 45.08 | 46.48 | 3974 | NASDAQ | DALN | Tue, Mar 25, 2008 | 43.20 | 48.80 | 43.00 | 47.76 | 3973 | NASDAQ | DALN | Mon, Mar 24, 2008 | 44.40 | 47.48 | 43.96 | 44.92 | 3972 | NASDAQ | DALN | Thu, Mar 20, 2008 | 42.68 | 47.28 | 41.80 | 46.04 | 3971 | NASDAQ | DALN | Wed, Mar 19, 2008 | 44.52 | 45.16 | 42.64 | 42.64 | 3970 | NASDAQ | DALN | Tue, Mar 18, 2008 | 47.20 | 47.20 | 42.08 | 43.68 | 3969 | NASDAQ | DALN | Mon, Mar 17, 2008 | 44.00 | 44.60 | 43.08 | 43.60 | 3968 | NASDAQ | DALN | Fri, Mar 14, 2008 | 46.00 | 46.20 | 44.08 | 45.76 | 3967 | NASDAQ | DALN | Thu, Mar 13, 2008 | 45.00 | 46.60 | 44.40 | 46.04 | 3966 | NASDAQ | DALN | Wed, Mar 12, 2008 | 45.96 | 46.68 | 45.28 | 45.28 | 3965 | NASDAQ | DALN | Tue, Mar 11, 2008 | 47.36 | 48.80 | 45.60 | 45.64 | 3964 | NASDAQ | DALN | Mon, Mar 10, 2008 | 47.08 | 47.10 | 45.04 | 46.20 | 3963 | NASDAQ | DALN | Fri, Mar 7, 2008 | 46.60 | 47.20 | 46.20 | 46.60 | 3962 | NASDAQ | DALN | Thu, Mar 6, 2008 | 46.40 | 47.12 | 46.40 | 47.00 | 3961 | NASDAQ | DALN | Wed, Mar 5, 2008 | 46.60 | 47.08 | 46.40 | 46.92 | 3960 | NASDAQ | DALN | Tue, Mar 4, 2008 | 49.00 | 49.04 | 46.20 | 47.00 | 3959 | NASDAQ | DALN | Mon, Mar 3, 2008 | 48.60 | 48.84 | 48.20 | 48.72 | 3958 | NASDAQ | DALN | Fri, Feb 29, 2008 | 51.24 | 51.24 | 48.60 | 48.68 | 3957 | NASDAQ | DALN | Thu, Feb 28, 2008 | 51.24 | 51.24 | 49.56 | 49.64 | 3956 | NASDAQ | DALN | Wed, Feb 27, 2008 | 52.76 | 52.76 | 50.04 | 50.80 | 3955 | NASDAQ | DALN | Tue, Feb 26, 2008 | 55.00 | 55.44 | 52.52 | 53.36 | 3954 | NASDAQ | DALN | Mon, Feb 25, 2008 | 51.40 | 55.76 | 51.40 | 54.68 | 3953 | NASDAQ | DALN | Fri, Feb 22, 2008 | 49.76 | 52.56 | 49.60 | 52.16 | 3952 | NASDAQ | DALN | Thu, Feb 21, 2008 | 50.72 | 51.92 | 49.04 | 49.80 | 3951 | NASDAQ | DALN | Wed, Feb 20, 2008 | 51.80 | 52.80 | 51.60 | 52.00 | 3950 | NASDAQ | DALN | Tue, Feb 19, 2008 | 52.08 | 53.60 | 51.80 | 53.00 | 3949 | NASDAQ | DALN | Fri, Feb 15, 2008 | 53.20 | 53.80 | 51.20 | 52.72 | 3948 | NASDAQ | DALN | Thu, Feb 14, 2008 | 55.60 | 56.80 | 53.56 | 53.60 | 3947 | NASDAQ | DALN | Wed, Feb 13, 2008 | 55.60 | 56.52 | 52.00 | 55.16 | 3946 | NASDAQ | DALN | Tue, Feb 12, 2008 | 58.40 | 59.20 | 51.82 | 54.40 | 3945 | NASDAQ | DALN | Mon, Feb 11, 2008 | 65.40 | 65.40 | 57.60 | 57.60 | 3944 | NASDAQ | DALN | Fri, Mar 17, 2006 | 583.36 | 584.40 | 572.36 | 574.76 | 3943 | NASDAQ | DALN | Thu, Mar 16, 2006 | 572.28 | 583.40 | 567.04 | 581.48 | 3942 | NASDAQ | DALN | Wed, Mar 15, 2006 | 568.00 | 576.24 | 565.60 | 574.36 | 3941 | NASDAQ | DALN | Tue, Mar 14, 2006 | 567.80 | 577.80 | 557.80 | 569.84 | 3940 | NASDAQ | DALN | Mon, Mar 13, 2006 | 561.00 | 569.72 | 556.96 | 567.60 | 3939 | NASDAQ | DALN | Fri, Mar 10, 2006 | 541.92 | 559.56 | 538.52 | 554.72 | 3938 | NASDAQ | DALN | Thu, Mar 9, 2006 | 554.60 | 557.40 | 543.28 | 545.72 | 3937 | NASDAQ | DALN | Wed, Mar 8, 2006 | 546.80 | 560.48 | 537.04 | 553.00 | 3936 | NASDAQ | DALN | Tue, Mar 7, 2006 | 557.48 | 559.80 | 546.44 | 552.00 | 3935 | NASDAQ | DALN | Mon, Mar 6, 2006 | 570.76 | 570.76 | 553.16 | 556.36 | 3934 | NASDAQ | DALN | Fri, Mar 3, 2006 | 570.76 | 585.36 | 570.72 | 575.44 | 3933 | NASDAQ | DALN | Thu, Mar 2, 2006 | 568.84 | 582.56 | 564.76 | 578.16 | 3932 | NASDAQ | DALN | Wed, Mar 1, 2006 | 555.60 | 569.68 | 555.20 | 567.64 | 3931 | NASDAQ | DALN | Tue, Feb 28, 2006 | 553.48 | 558.84 | 543.28 | 553.24 | 3930 | NASDAQ | DALN | Mon, Feb 27, 2006 | 562.00 | 565.80 | 557.68 | 557.72 | 3929 | NASDAQ | DALN | Fri, Feb 24, 2006 | 574.00 | 575.36 | 563.20 | 564.76 | 3928 | NASDAQ | DALN | Thu, Feb 23, 2006 | 564.84 | 575.68 | 558.04 | 565.64 | 3927 | NASDAQ | DALN | Wed, Feb 22, 2006 | 567.00 | 570.92 | 560.40 | 565.16 | 3926 | NASDAQ | DALN | Tue, Feb 21, 2006 | 570.00 | 582.04 | 569.68 | 572.60 | 3925 | NASDAQ | DALN | Fri, Feb 17, 2006 | 556.00 | 562.76 | 553.52 | 559.68 | 3924 | NASDAQ | DALN | Thu, Feb 16, 2006 | 548.00 | 552.04 | 543.40 | 548.36 | 3923 | NASDAQ | DALN | Wed, Feb 15, 2006 | 556.00 | 556.72 | 539.36 | 542.24 | 3922 | NASDAQ | DALN | Tue, Feb 14, 2006 | 549.56 | 553.96 | 545.24 | 549.76 | 3921 | NASDAQ | DALN | Mon, Feb 13, 2006 | 551.20 | 565.28 | 551.20 | 559.16 | 3920 | NASDAQ | DALN | Fri, Feb 10, 2006 | 559.80 | 563.96 | 546.60 | 553.04 | 3919 | NASDAQ | DALN | Thu, Feb 9, 2006 | 578.40 | 585.52 | 553.00 | 554.12 | 3918 | NASDAQ | DALN | Wed, Feb 8, 2006 | 576.00 | 580.60 | 560.40 | 572.84 | 3917 | NASDAQ | DALN | Tue, Feb 7, 2006 | 580.00 | 583.96 | 568.12 | 573.20 | 3916 | NASDAQ | DALN | Mon, Feb 6, 2006 | 584.00 | 605.16 | 584.00 | 595.56 | 3915 | NASDAQ | DALN | Fri, Feb 3, 2006 | 589.80 | 589.80 | 571.92 | 579.00 | 3914 | NASDAQ | DALN | Thu, Feb 2, 2006 | 591.48 | 595.60 | 578.40 | 589.44 | 3913 | NASDAQ | DALN | Wed, Feb 1, 2006 | 621.76 | 624.00 | 592.20 | 594.64 | 3912 | NASDAQ | DALN | Tue, Jan 31, 2006 | 610.00 | 620.32 | 607.96 | 619.20 | 3911 | NASDAQ | DALN | Mon, Jan 30, 2006 | 602.64 | 621.44 | 602.64 | 615.12 | 3910 | NASDAQ | DALN | Fri, Jan 27, 2006 | 596.52 | 606.16 | 594.00 | 600.20 | 3909 | NASDAQ | DALN | Thu, Jan 26, 2006 | 597.16 | 597.16 | 574.80 | 588.44 | 3908 | NASDAQ | DALN | Wed, Jan 25, 2006 | 616.00 | 617.24 | 585.84 | 593.88 | 3907 | NASDAQ | DALN | Tue, Jan 24, 2006 | 578.16 | 591.48 | 578.00 | 586.44 | 3906 | NASDAQ | DALN | Mon, Jan 23, 2006 | 580.08 | 593.72 | 579.20 | 584.00 | 3905 | NASDAQ | DALN | Fri, Jan 20, 2006 | 583.56 | 590.36 | 578.72 | 579.88 | 3904 | NASDAQ | DALN | Thu, Jan 19, 2006 | 575.60 | 583.28 | 568.00 | 579.24 | 3903 | NASDAQ | DALN | Wed, Jan 18, 2006 | 579.40 | 579.40 | 558.48 | 573.96 | 3902 | NASDAQ | DALN | Tue, Jan 17, 2006 | 583.80 | 584.68 | 577.00 | 580.80 | 3901 | NASDAQ | DALN | Fri, Jan 13, 2006 | 567.04 | 573.60 | 565.60 | 569.00 | 3900 | NASDAQ | DALN | Thu, Jan 12, 2006 | 572.48 | 587.20 | 567.20 | 568.64 | 3899 | NASDAQ | DALN | Wed, Jan 11, 2006 | 559.00 | 573.60 | 554.04 | 568.68 | 3898 | NASDAQ | DALN | Tue, Jan 10, 2006 | 551.40 | 570.96 | 551.20 | 567.36 | 3897 | NASDAQ | DALN | Mon, Jan 9, 2006 | 547.20 | 559.20 | 542.80 | 553.92 | 3896 | NASDAQ | DALN | Fri, Jan 6, 2006 | 545.60 | 554.00 | 544.20 | 548.00 | 3895 | NASDAQ | DALN | Thu, Jan 5, 2006 | 538.20 | 541.04 | 522.44 | 537.76 | 3894 | NASDAQ | DALN | Wed, Jan 4, 2006 | 528.00 | 543.56 | 526.00 | 541.64 | 3893 | NASDAQ | DALN | Tue, Jan 3, 2006 | 514.00 | 539.76 | 514.00 | 534.52 | 3892 | NASDAQ | DALN | Fri, Dec 30, 2005 | 497.00 | 512.48 | 497.00 | 507.28 | 3891 | NASDAQ | DALN | Thu, Dec 29, 2005 | 505.28 | 515.48 | 500.48 | 502.76 | 3890 | NASDAQ | DALN | Wed, Dec 28, 2005 | 492.04 | 509.48 | 492.04 | 506.28 | 3889 | NASDAQ | DALN | Tue, Dec 27, 2005 | 506.20 | 507.20 | 488.08 | 491.00 | 3888 | NASDAQ | DALN | Fri, Dec 23, 2005 | 511.96 | 514.84 | 505.96 | 512.24 | 3887 | NASDAQ | DALN | Thu, Dec 22, 2005 | 523.36 | 524.80 | 512.44 | 514.20 | 3886 | NASDAQ | DALN | Wed, Dec 21, 2005 | 521.52 | 526.56 | 516.00 | 520.80 | 3885 | NASDAQ | DALN | Tue, Dec 20, 2005 | 511.20 | 527.96 | 511.20 | 520.28 | 3884 | NASDAQ | DALN | Mon, Dec 19, 2005 | 509.32 | 515.36 | 498.40 | 502.12 | 3883 | NASDAQ | DALN | Fri, Dec 16, 2005 | 513.84 | 515.80 | 505.40 | 506.60 | 3882 | NASDAQ | DALN | Thu, Dec 15, 2005 | 524.00 | 528.00 | 513.52 | 515.80 | 3881 | NASDAQ | DALN | Wed, Dec 14, 2005 | 511.80 | 527.72 | 511.80 | 526.76 | 3880 | NASDAQ | DALN | Tue, Dec 13, 2005 | 507.20 | 524.00 | 504.68 | 515.80 | 3879 | NASDAQ | DALN | Mon, Dec 12, 2005 | 502.00 | 504.36 | 496.40 | 500.08 | 3878 | NASDAQ | DALN | Fri, Dec 9, 2005 | 497.48 | 497.96 | 489.60 | 492.64 | 3877 | NASDAQ | DALN | Thu, Dec 8, 2005 | 499.68 | 505.68 | 495.72 | 502.44 | 3876 | NASDAQ | DALN | Wed, Dec 7, 2005 | 506.80 | 510.56 | 492.20 | 495.64 | 3875 | NASDAQ | DALN | Tue, Dec 6, 2005 | 501.16 | 511.80 | 497.60 | 504.40 | 3874 | NASDAQ | DALN | Mon, Dec 5, 2005 | 508.00 | 510.36 | 500.20 | 503.72 | 3873 | NASDAQ | DALN | Fri, Dec 2, 2005 | 506.00 | 508.00 | 492.52 | 502.00 | 3872 | NASDAQ | DALN | Thu, Dec 1, 2005 | 497.20 | 509.00 | 496.48 | 505.36 | 3871 | NASDAQ | DALN | Wed, Nov 30, 2005 | 487.20 | 497.60 | 485.00 | 490.08 | 3870 | NASDAQ | DALN | Tue, Nov 29, 2005 | 482.00 | 495.00 | 480.00 | 486.44 | 3869 | NASDAQ | DALN | Mon, Nov 28, 2005 | 518.80 | 518.80 | 490.84 | 490.84 | 3868 | NASDAQ | DALN | Fri, Nov 25, 2005 | 527.40 | 529.96 | 523.20 | 524.92 | 3867 | NASDAQ | DALN | Wed, Nov 23, 2005 | 525.00 | 533.40 | 514.08 | 526.32 | 3866 | NASDAQ | DALN | Tue, Nov 22, 2005 | 525.60 | 531.36 | 524.00 | 530.84 | 3865 | NASDAQ | DALN | Mon, Nov 21, 2005 | 516.56 | 521.80 | 510.60 | 521.60 | 3864 | NASDAQ | DALN | Fri, Nov 18, 2005 | 517.80 | 518.00 | 507.04 | 514.56 | 3863 | NASDAQ | DALN | Thu, Nov 17, 2005 | 519.92 | 522.60 | 507.00 | 511.92 | 3862 | NASDAQ | DALN | Wed, Nov 16, 2005 | 505.64 | 514.40 | 498.08 | 513.96 | 3861 | NASDAQ | DALN | Tue, Nov 15, 2005 | 500.00 | 515.56 | 494.40 | 499.76 | 3860 | NASDAQ | DALN | Mon, Nov 14, 2005 | 506.00 | 506.72 | 496.20 | 501.20 | 3859 | NASDAQ | DALN | Fri, Nov 11, 2005 | 493.60 | 500.96 | 489.00 | 499.56 | 3858 | NASDAQ | DALN | Thu, Nov 10, 2005 | 508.00 | 509.68 | 487.12 | 488.24 | 3857 | NASDAQ | DALN | Wed, Nov 9, 2005 | 512.76 | 526.32 | 505.84 | 512.00 | 3856 | NASDAQ | DALN | Tue, Nov 8, 2005 | 501.28 | 518.08 | 497.48 | 516.56 | 3855 | NASDAQ | DALN | Mon, Nov 7, 2005 | 514.04 | 515.00 | 500.88 | 502.56 | 3854 | NASDAQ | DALN | Fri, Nov 4, 2005 | 523.44 | 523.96 | 509.00 | 515.20 | 3853 | NASDAQ | DALN | Thu, Nov 3, 2005 | 519.40 | 525.72 | 516.40 | 524.76 | 3852 | NASDAQ | DALN | Wed, Nov 2, 2005 | 499.00 | 519.60 | 497.00 | 518.24 | 3851 | NASDAQ | DALN | Tue, Nov 1, 2005 | 496.00 | 506.64 | 494.80 | 500.00 | 3850 | NASDAQ | DALN | Mon, Oct 31, 2005 | 492.84 | 506.00 | 492.84 | 500.40 | 3849 | NASDAQ | DALN | Fri, Oct 28, 2005 | 472.00 | 493.92 | 463.36 | 491.64 | 3848 | NASDAQ | DALN | Thu, Oct 27, 2005 | 490.00 | 493.28 | 471.28 | 473.24 | 3847 | NASDAQ | DALN | Wed, Oct 26, 2005 | 476.00 | 493.28 | 440.00 | 488.80 | 3846 | NASDAQ | DALN | Tue, Oct 25, 2005 | 480.84 | 493.48 | 474.08 | 485.24 | 3845 | NASDAQ | DALN | Mon, Oct 24, 2005 | 462.60 | 480.60 | 460.00 | 480.24 | 3844 | NASDAQ | DALN | Fri, Oct 21, 2005 | 455.20 | 471.84 | 452.00 | 465.16 | 3843 | NASDAQ | DALN | Thu, Oct 20, 2005 | 472.00 | 474.00 | 443.60 | 451.00 | 3842 | NASDAQ | DALN | Wed, Oct 19, 2005 | 468.80 | 478.00 | 454.80 | 476.20 | 3841 | NASDAQ | DALN | Tue, Oct 18, 2005 | 479.16 | 489.08 | 464.60 | 464.60 | 3840 | NASDAQ | DALN | Mon, Oct 17, 2005 | 477.80 | 487.88 | 476.40 | 483.16 | 3839 | NASDAQ | DALN | Fri, Oct 14, 2005 | 457.00 | 473.68 | 448.80 | 472.04 | 3838 | NASDAQ | DALN | Thu, Oct 13, 2005 | 470.00 | 473.40 | 447.28 | 463.08 | 3837 | NASDAQ | DALN | Wed, Oct 12, 2005 | 485.64 | 488.00 | 469.60 | 473.84 | 3836 | NASDAQ | DALN | Tue, Oct 11, 2005 | 478.20 | 490.80 | 477.48 | 486.56 | 3835 | NASDAQ | DALN | Mon, Oct 10, 2005 | 478.04 | 479.80 | 468.88 | 472.44 | 3834 | NASDAQ | DALN | Fri, Oct 7, 2005 | 473.84 | 486.48 | 464.60 | 479.84 | 3833 | NASDAQ | DALN | Thu, Oct 6, 2005 | 490.76 | 490.76 | 458.00 | 469.84 | 3832 | NASDAQ | DALN | Wed, Oct 5, 2005 | 528.16 | 529.44 | 491.40 | 492.80 | 3831 | NASDAQ | DALN | Tue, Oct 4, 2005 | 540.00 | 540.20 | 526.40 | 527.16 | 3830 | NASDAQ | DALN | Mon, Oct 3, 2005 | 553.20 | 555.96 | 543.28 | 544.80 | 3829 | NASDAQ | DALN | Fri, Sep 30, 2005 | 555.84 | 559.28 | 546.80 | 550.00 | 3828 | NASDAQ | DALN | Thu, Sep 29, 2005 | 558.00 | 558.84 | 548.00 | 556.60 | 3827 | NASDAQ | DALN | Wed, Sep 28, 2005 | 558.64 | 558.64 | 541.56 | 553.00 | 3826 | NASDAQ | DALN | Tue, Sep 27, 2005 | 544.52 | 549.44 | 540.92 | 547.04 | 3825 | NASDAQ | DALN | Mon, Sep 26, 2005 | 533.00 | 551.00 | 530.40 | 549.40 | 3824 | NASDAQ | DALN | Fri, Sep 23, 2005 | 540.72 | 542.80 | 530.40 | 536.44 | 3823 | NASDAQ | DALN | Thu, Sep 22, 2005 | 560.20 | 565.08 | 538.00 | 547.24 | 3822 | NASDAQ | DALN | Wed, Sep 21, 2005 | 568.68 | 570.00 | 550.96 | 557.52 | 3821 | NASDAQ | DALN | Tue, Sep 20, 2005 | 553.68 | 558.08 | 548.76 | 555.20 | 3820 | NASDAQ | DALN | Mon, Sep 19, 2005 | 547.96 | 561.16 | 546.80 | 557.24 | 3819 | NASDAQ | DALN | Fri, Sep 16, 2005 | 542.88 | 542.88 | 533.00 | 534.08 | 3818 | NASDAQ | DALN | Thu, Sep 15, 2005 | 549.96 | 556.20 | 539.40 | 544.12 | 3817 | NASDAQ | DALN | Wed, Sep 14, 2005 | 537.28 | 548.76 | 535.36 | 547.52 | 3816 | NASDAQ | DALN | Tue, Sep 13, 2005 | 535.00 | 541.88 | 533.80 | 535.68 | 3815 | NASDAQ | DALN | Mon, Sep 12, 2005 | 542.60 | 545.64 | 529.28 | 532.92 | 3814 | NASDAQ | DALN | Fri, Sep 9, 2005 | 535.04 | 550.40 | 535.00 | 549.60 | 3813 | NASDAQ | DALN | Thu, Sep 8, 2005 | 534.00 | 543.20 | 527.92 | 529.92 | 3812 | NASDAQ | DALN | Wed, Sep 7, 2005 | 535.80 | 544.92 | 530.88 | 532.24 | 3811 | NASDAQ | DALN | Tue, Sep 6, 2005 | 537.60 | 541.04 | 520.56 | 532.40 | 3810 | NASDAQ | DALN | Fri, Sep 2, 2005 | 532.00 | 532.20 | 522.40 | 530.28 | 3809 | NASDAQ | DALN | Thu, Sep 1, 2005 | 512.40 | 538.56 | 512.04 | 537.08 | 3808 | NASDAQ | DALN | Wed, Aug 31, 2005 | 504.04 | 514.52 | 502.00 | 508.40 | 3807 | NASDAQ | DALN | Tue, Aug 30, 2005 | 502.40 | 511.04 | 500.44 | 504.00 | 3806 | NASDAQ | DALN | Mon, Aug 29, 2005 | 504.00 | 504.00 | 492.40 | 499.56 | 3805 | NASDAQ | DALN | Fri, Aug 26, 2005 | 496.88 | 499.00 | 487.64 | 488.40 | 3804 | NASDAQ | DALN | Thu, Aug 25, 2005 | 494.96 | 496.72 | 490.96 | 495.68 | 3803 | NASDAQ | DALN | Wed, Aug 24, 2005 | 497.60 | 499.48 | 490.40 | 494.52 | 3802 | NASDAQ | DALN | Tue, Aug 23, 2005 | 494.40 | 500.96 | 488.76 | 493.40 | 3801 | NASDAQ | DALN | Mon, Aug 22, 2005 | 496.80 | 502.88 | 489.80 | 494.20 | 3800 | NASDAQ | DALN | Fri, Aug 19, 2005 | 492.40 | 496.96 | 491.04 | 494.68 | 3799 | NASDAQ | DALN | Thu, Aug 18, 2005 | 480.00 | 493.92 | 480.00 | 487.88 | 3798 | NASDAQ | DALN | Wed, Aug 17, 2005 | 500.80 | 507.60 | 485.84 | 487.04 | 3797 | NASDAQ | DALN | Tue, Aug 16, 2005 | 513.12 | 515.72 | 502.80 | 502.92 | 3796 | NASDAQ | DALN | Mon, Aug 15, 2005 | 517.96 | 519.80 | 508.80 | 509.12 | 3795 | NASDAQ | DALN | Fri, Aug 12, 2005 | 517.84 | 518.80 | 508.44 | 517.92 | 3794 | NASDAQ | DALN | Thu, Aug 11, 2005 | 500.00 | 508.32 | 497.16 | 507.20 | 3793 | NASDAQ | DALN | Wed, Aug 10, 2005 | 497.20 | 500.36 | 491.40 | 497.72 | 3792 | NASDAQ | DALN | Tue, Aug 9, 2005 | 499.56 | 502.00 | 490.68 | 492.00 | 3791 | NASDAQ | DALN | Mon, Aug 8, 2005 | 490.00 | 504.20 | 487.88 | 498.96 | 3790 | NASDAQ | DALN | Fri, Aug 5, 2005 | 479.60 | 482.40 | 473.28 | 481.44 | 3789 | NASDAQ | DALN | Thu, Aug 4, 2005 | 476.52 | 485.04 | 474.12 | 478.36 | 3788 | NASDAQ | DALN | Wed, Aug 3, 2005 | 478.68 | 482.28 | 473.20 | 476.28 | 3787 | NASDAQ | DALN | Tue, Aug 2, 2005 | 473.76 | 480.32 | 473.52 | 478.20 | 3786 | NASDAQ | DALN | Mon, Aug 1, 2005 | 472.40 | 476.04 | 471.20 | 473.20 | 3785 | NASDAQ | DALN | Fri, Jul 29, 2005 | 483.92 | 483.92 | 471.44 | 471.44 | 3784 | NASDAQ | DALN | Thu, Jul 28, 2005 | 475.04 | 480.96 | 472.00 | 478.32 | 3783 | NASDAQ | DALN | Wed, Jul 27, 2005 | 473.60 | 474.80 | 460.48 | 472.88 | 3782 | NASDAQ | DALN | Tue, Jul 26, 2005 | 472.84 | 475.20 | 467.08 | 473.68 | 3781 | NASDAQ | DALN | Mon, Jul 25, 2005 | 475.80 | 480.84 | 469.00 | 471.24 | 3780 | NASDAQ | DALN | Fri, Jul 22, 2005 | 457.44 | 477.04 | 454.64 | 476.12 | 3779 | NASDAQ | DALN | Thu, Jul 21, 2005 | 452.40 | 458.64 | 451.20 | 454.08 | 3778 | NASDAQ | DALN | Wed, Jul 20, 2005 | 451.80 | 453.64 | 445.48 | 452.20 | 3777 | NASDAQ | DALN | Tue, Jul 19, 2005 | 445.16 | 456.72 | 441.96 | 452.20 | 3776 | NASDAQ | DALN | Mon, Jul 18, 2005 | 445.72 | 448.80 | 442.00 | 444.32 | 3775 | NASDAQ | DALN | Fri, Jul 15, 2005 | 454.92 | 457.00 | 445.04 | 447.20 | 3774 | NASDAQ | DALN | Thu, Jul 14, 2005 | 466.00 | 466.00 | 445.40 | 450.20 | 3773 | NASDAQ | DALN | Wed, Jul 13, 2005 | 464.00 | 466.00 | 457.48 | 461.88 | 3772 | NASDAQ | DALN | Tue, Jul 12, 2005 | 453.08 | 464.80 | 453.04 | 464.00 | 3771 | NASDAQ | DALN | Mon, Jul 11, 2005 | 447.56 | 450.84 | 442.40 | 449.88 | 3770 | NASDAQ | DALN | Fri, Jul 8, 2005 | 455.60 | 461.00 | 446.44 | 450.08 | 3769 | NASDAQ | DALN | Thu, Jul 7, 2005 | 441.60 | 457.60 | 438.36 | 457.04 | 3768 | NASDAQ | DALN | Wed, Jul 6, 2005 | 457.00 | 458.92 | 443.88 | 444.28 | 3767 | NASDAQ | DALN | Tue, Jul 5, 2005 | 447.60 | 453.84 | 446.76 | 453.00 | 3766 | NASDAQ | DALN | Fri, Jul 1, 2005 | 426.40 | 443.92 | 426.40 | 443.40 | 3765 | NASDAQ | DALN | Thu, Jun 30, 2005 | 432.40 | 433.80 | 424.92 | 426.04 | 3764 | NASDAQ | DALN | Wed, Jun 29, 2005 | 425.16 | 431.80 | 423.12 | 429.80 | 3763 | NASDAQ | DALN | Tue, Jun 28, 2005 | 437.20 | 438.20 | 424.20 | 425.04 | 3762 | NASDAQ | DALN | Mon, Jun 27, 2005 | 436.60 | 443.00 | 436.60 | 441.68 | 3761 | NASDAQ | DALN | Fri, Jun 24, 2005 | 438.00 | 439.20 | 432.20 | 434.68 | 3760 | NASDAQ | DALN | Thu, Jun 23, 2005 | 431.00 | 443.76 | 430.68 | 435.96 | 3759 | NASDAQ | DALN | Wed, Jun 22, 2005 | 432.00 | 434.76 | 424.04 | 429.40 | 3758 | NASDAQ | DALN | Tue, Jun 21, 2005 | 442.24 | 442.84 | 428.12 | 428.44 | 3757 | NASDAQ | DALN | Mon, Jun 20, 2005 | 447.20 | 448.68 | 441.20 | 443.72 | 3756 | NASDAQ | DALN | Fri, Jun 17, 2005 | 444.92 | 448.40 | 440.48 | 446.68 | 3755 | NASDAQ | DALN | Thu, Jun 16, 2005 | 434.80 | 442.36 | 427.24 | 442.32 | 3754 | NASDAQ | DALN | Wed, Jun 15, 2005 | 430.16 | 435.76 | 428.40 | 435.04 | 3753 | NASDAQ | DALN | Tue, Jun 14, 2005 | 416.00 | 430.12 | 416.00 | 429.36 | 3752 | NASDAQ | DALN | Mon, Jun 13, 2005 | 410.00 | 415.52 | 407.68 | 414.84 | 3751 | NASDAQ | DALN | Fri, Jun 10, 2005 | 409.04 | 412.48 | 407.24 | 411.88 | 3750 | NASDAQ | DALN | Thu, Jun 9, 2005 | 393.04 | 411.00 | 393.04 | 409.88 | 3749 | NASDAQ | DALN | Wed, Jun 8, 2005 | 388.00 | 397.32 | 387.96 | 391.48 | 3748 | NASDAQ | DALN | Tue, Jun 7, 2005 | 390.00 | 393.72 | 387.80 | 388.20 | 3747 | NASDAQ | DALN | Mon, Jun 6, 2005 | 389.28 | 391.60 | 386.24 | 391.40 | 3746 | NASDAQ | DALN | Fri, Jun 3, 2005 | 387.52 | 392.72 | 384.68 | 387.76 | 3745 | NASDAQ | DALN | Thu, Jun 2, 2005 | 380.00 | 388.60 | 377.72 | 387.52 | 3744 | NASDAQ | DALN | Wed, Jun 1, 2005 | 374.60 | 382.88 | 373.88 | 381.72 | 3743 | NASDAQ | DALN | Tue, May 31, 2005 | 376.80 | 376.84 | 371.28 | 371.40 | 3742 | NASDAQ | DALN | Fri, May 27, 2005 | 371.80 | 379.48 | 371.60 | 379.40 | 3741 | NASDAQ | DALN | Thu, May 26, 2005 | 370.60 | 372.60 | 369.28 | 370.92 | 3740 | NASDAQ | DALN | Wed, May 25, 2005 | 367.36 | 373.36 | 362.28 | 372.52 | 3739 | NASDAQ | DALN | Tue, May 24, 2005 | 365.36 | 367.20 | 362.40 | 367.20 | 3738 | NASDAQ | DALN | Mon, May 23, 2005 | 360.00 | 365.40 | 358.92 | 364.60 | 3737 | NASDAQ | DALN | Fri, May 20, 2005 | 365.24 | 366.80 | 358.04 | 360.24 | 3736 | NASDAQ | DALN | Thu, May 19, 2005 | 358.80 | 365.64 | 356.20 | 365.24 | 3735 | NASDAQ | DALN | Wed, May 18, 2005 | 358.92 | 364.00 | 354.16 | 356.32 | 3734 | NASDAQ | DALN | Tue, May 17, 2005 | 353.80 | 357.76 | 352.72 | 357.64 | 3733 | NASDAQ | DALN | Mon, May 16, 2005 | 352.00 | 353.40 | 345.00 | 352.20 | 3732 | NASDAQ | DALN | Fri, May 13, 2005 | 362.68 | 363.00 | 350.92 | 353.00 | 3731 | NASDAQ | DALN | Thu, May 12, 2005 | 377.00 | 377.16 | 360.12 | 360.72 | 3730 | NASDAQ | DALN | Wed, May 11, 2005 | 375.96 | 378.96 | 372.80 | 378.88 | 3729 | NASDAQ | DALN | Tue, May 10, 2005 | 383.60 | 387.60 | 377.16 | 377.36 | 3728 | NASDAQ | DALN | Mon, May 9, 2005 | 380.28 | 387.68 | 380.28 | 386.28 | 3727 | NASDAQ | DALN | Fri, May 6, 2005 | 381.20 | 384.00 | 379.88 | 380.08 | 3726 | NASDAQ | DALN | Thu, May 5, 2005 | 380.00 | 381.44 | 374.80 | 379.08 | 3725 | NASDAQ | DALN | Wed, May 4, 2005 | 373.40 | 380.00 | 369.40 | 377.80 | 3724 | NASDAQ | DALN | Tue, May 3, 2005 | 377.60 | 378.20 | 370.00 | 371.68 | 3723 | NASDAQ | DALN | Mon, May 2, 2005 | 371.60 | 379.88 | 369.48 | 379.52 | 3722 | NASDAQ | DALN | Fri, Apr 29, 2005 | 374.40 | 379.24 | 370.52 | 374.60 | 3721 | NASDAQ | DALN | Thu, Apr 28, 2005 | 368.44 | 373.60 | 366.24 | 371.04 | 3720 | NASDAQ | DALN | Wed, Apr 27, 2005 | 382.64 | 382.84 | 368.40 | 368.40 | 3719 | NASDAQ | DALN | Tue, Apr 26, 2005 | 392.32 | 392.32 | 382.00 | 382.00 | 3718 | NASDAQ | DALN | Mon, Apr 25, 2005 | 386.00 | 393.12 | 385.88 | 392.32 | 3717 | NASDAQ | DALN | Fri, Apr 22, 2005 | 381.60 | 388.56 | 378.52 | 382.48 | 3716 | NASDAQ | DALN | Thu, Apr 21, 2005 | 373.00 | 381.00 | 372.20 | 379.76 | 3715 | NASDAQ | DALN | Wed, Apr 20, 2005 | 382.48 | 388.24 | 372.60 | 372.96 | 3714 | NASDAQ | DALN | Tue, Apr 19, 2005 | 375.80 | 382.40 | 375.80 | 381.48 | 3713 | NASDAQ | DALN | Mon, Apr 18, 2005 | 362.40 | 372.52 | 358.84 | 371.92 | 3712 | NASDAQ | DALN | Fri, Apr 15, 2005 | 376.00 | 376.00 | 362.52 | 362.76 | 3711 | NASDAQ | DALN | Thu, Apr 14, 2005 | 382.96 | 385.32 | 374.96 | 376.64 | 3710 | NASDAQ | DALN | Wed, Apr 13, 2005 | 385.60 | 390.60 | 380.00 | 380.12 | 3709 | NASDAQ | DALN | Tue, Apr 12, 2005 | 394.92 | 396.16 | 386.52 | 388.04 | 3708 | NASDAQ | DALN | Mon, Apr 11, 2005 | 388.80 | 395.40 | 385.16 | 394.88 | 3707 | NASDAQ | DALN | Fri, Apr 8, 2005 | 392.60 | 398.28 | 389.20 | 389.60 | 3706 | NASDAQ | DALN | Thu, Apr 7, 2005 | 398.00 | 399.24 | 385.76 | 392.56 | 3705 | NASDAQ | DALN | Wed, Apr 6, 2005 | 392.60 | 398.84 | 387.56 | 395.16 | 3704 | NASDAQ | DALN | Tue, Apr 5, 2005 | 392.84 | 399.80 | 389.52 | 392.60 | 3703 | NASDAQ | DALN | Mon, Apr 4, 2005 | 397.00 | 403.84 | 387.84 | 392.84 | 3702 | NASDAQ | DALN | Fri, Apr 1, 2005 | 388.00 | 393.88 | 387.12 | 393.72 | 3701 | NASDAQ | DALN | Thu, Mar 31, 2005 | 384.00 | 386.40 | 382.00 | 384.84 | 3700 | NASDAQ | DALN | Wed, Mar 30, 2005 | 374.64 | 376.64 | 367.28 | 376.60 | 3699 | NASDAQ | DALN | Tue, Mar 29, 2005 | 380.00 | 382.40 | 373.08 | 373.80 | 3698 | NASDAQ | DALN | Mon, Mar 28, 2005 | 381.40 | 381.40 | 375.48 | 378.36 | 3697 | NASDAQ | DALN | Thu, Mar 24, 2005 | 380.20 | 382.00 | 371.36 | 378.00 | 3696 | NASDAQ | DALN | Wed, Mar 23, 2005 | 382.20 | 382.20 | 373.20 | 377.32 | 3695 | NASDAQ | DALN | Tue, Mar 22, 2005 | 386.52 | 396.40 | 381.96 | 382.20 | 3694 | NASDAQ | DALN | Mon, Mar 21, 2005 | 381.80 | 386.80 | 378.48 | 385.80 | 3693 | NASDAQ | DALN | Fri, Mar 18, 2005 | 384.60 | 387.84 | 378.72 | 381.96 | 3692 | NASDAQ | DALN | Thu, Mar 17, 2005 | 385.00 | 387.80 | 381.80 | 386.44 | 3691 | NASDAQ | DALN | Wed, Mar 16, 2005 | 379.56 | 385.80 | 377.28 | 380.20 | 3690 | NASDAQ | DALN | Tue, Mar 15, 2005 | 387.40 | 388.76 | 378.56 | 379.56 | 3689 | NASDAQ | DALN | Mon, Mar 14, 2005 | 389.08 | 389.20 | 380.08 | 386.80 | 3688 | NASDAQ | DALN | Fri, Mar 11, 2005 | 391.40 | 397.40 | 386.12 | 389.04 | 3687 | NASDAQ | DALN | Thu, Mar 10, 2005 | 391.28 | 394.88 | 382.12 | 389.28 | 3686 | NASDAQ | DALN | Wed, Mar 9, 2005 | 409.40 | 413.36 | 391.60 | 392.44 | 3685 | NASDAQ | DALN | Tue, Mar 8, 2005 | 411.40 | 413.56 | 407.80 | 409.40 | 3684 | NASDAQ | DALN | Mon, Mar 7, 2005 | 413.80 | 415.32 | 406.76 | 413.40 | 3683 | NASDAQ | DALN | Fri, Mar 4, 2005 | 406.80 | 415.84 | 404.80 | 415.32 | 3682 | NASDAQ | DALN | Thu, Mar 3, 2005 | 401.28 | 410.00 | 399.24 | 408.60 | 3681 | NASDAQ | DALN | Wed, Mar 2, 2005 | 393.04 | 397.96 | 387.28 | 397.28 | 3680 | NASDAQ | DALN | Tue, Mar 1, 2005 | 398.80 | 401.24 | 390.16 | 393.00 | 3679 | NASDAQ | DALN | Mon, Feb 28, 2005 | 406.80 | 411.16 | 388.52 | 401.60 | 3678 | NASDAQ | DALN | Fri, Feb 25, 2005 | 400.60 | 411.60 | 396.44 | 403.76 | 3677 | NASDAQ | DALN | Thu, Feb 24, 2005 | 391.60 | 399.60 | 388.60 | 399.60 | 3676 | NASDAQ | DALN | Wed, Feb 23, 2005 | 387.00 | 389.00 | 384.00 | 388.48 | 3675 | NASDAQ | DALN | Tue, Feb 22, 2005 | 389.00 | 397.00 | 376.00 | 386.20 | 3674 | NASDAQ | DALN | Fri, Feb 18, 2005 | 381.00 | 389.60 | 381.00 | 387.24 | 3673 | NASDAQ | DALN | Thu, Feb 17, 2005 | 388.80 | 389.12 | 380.12 | 380.60 | 3672 | NASDAQ | DALN | Wed, Feb 16, 2005 | 381.20 | 389.68 | 378.60 | 388.04 | 3671 | NASDAQ | DALN | Tue, Feb 15, 2005 | 380.20 | 380.84 | 376.56 | 380.20 | 3670 | NASDAQ | DALN | Mon, Feb 14, 2005 | 383.60 | 383.60 | 376.64 | 378.12 | 3669 | NASDAQ | DALN | Fri, Feb 11, 2005 | 379.08 | 383.68 | 376.24 | 380.80 | 3668 | NASDAQ | DALN | Thu, Feb 10, 2005 | 370.28 | 379.80 | 369.76 | 379.52 | 3667 | NASDAQ | DALN | Wed, Feb 9, 2005 | 367.92 | 370.24 | 362.44 | 368.00 | 3666 | NASDAQ | DALN | Tue, Feb 8, 2005 | 361.28 | 367.24 | 360.40 | 367.08 | 3665 | NASDAQ | DALN | Mon, Feb 7, 2005 | 365.24 | 368.24 | 360.28 | 363.32 | 3664 | NASDAQ | DALN | Fri, Feb 4, 2005 | 364.20 | 366.80 | 362.84 | 365.20 | 3663 | NASDAQ | DALN | Thu, Feb 3, 2005 | 358.20 | 365.00 | 357.04 | 364.68 | 3662 | NASDAQ | DALN | Wed, Feb 2, 2005 | 351.40 | 360.36 | 351.40 | 359.48 | 3661 | NASDAQ | DALN | Tue, Feb 1, 2005 | 347.40 | 351.16 | 346.72 | 350.40 | 3660 | NASDAQ | DALN | Mon, Jan 31, 2005 | 336.00 | 347.56 | 335.76 | 346.60 | 3659 | NASDAQ | DALN | Fri, Jan 28, 2005 | 339.00 | 339.00 | 335.24 | 338.20 | 3658 | NASDAQ | DALN | Thu, Jan 27, 2005 | 340.48 | 341.56 | 338.04 | 339.00 | 3657 | NASDAQ | DALN | Wed, Jan 26, 2005 | 338.68 | 341.00 | 337.56 | 339.64 | 3656 | NASDAQ | DALN | Tue, Jan 25, 2005 | 337.36 | 338.80 | 335.24 | 337.88 | 3655 | NASDAQ | DALN | Mon, Jan 24, 2005 | 339.60 | 340.72 | 336.80 | 336.80 | 3654 | NASDAQ | DALN | Fri, Jan 21, 2005 | 334.60 | 340.72 | 334.60 | 337.04 | 3653 | NASDAQ | DALN | Thu, Jan 20, 2005 | 332.60 | 335.00 | 329.16 | 333.68 | 3652 | NASDAQ | DALN | Wed, Jan 19, 2005 | 336.40 | 338.48 | 335.08 | 335.08 | 3651 | NASDAQ | DALN | Tue, Jan 18, 2005 | 338.00 | 338.76 | 334.00 | 336.40 | 3650 | NASDAQ | DALN | Fri, Jan 14, 2005 | 330.44 | 335.48 | 329.12 | 335.08 | 3649 | NASDAQ | DALN | Thu, Jan 13, 2005 | 326.48 | 333.68 | 326.00 | 330.40 | 3648 | NASDAQ | DALN | Wed, Jan 12, 2005 | 321.68 | 326.20 | 318.56 | 325.68 | 3647 | NASDAQ | DALN | Tue, Jan 11, 2005 | 321.00 | 322.28 | 319.56 | 320.80 | 3646 | NASDAQ | DALN | Mon, Jan 10, 2005 | 322.00 | 327.08 | 320.88 | 322.52 | 3645 | NASDAQ | DALN | Fri, Jan 7, 2005 | 320.04 | 320.60 | 311.32 | 320.00 | 3644 | NASDAQ | DALN | Thu, Jan 6, 2005 | 315.80 | 325.20 | 312.72 | 320.08 | 3643 | NASDAQ | DALN | Wed, Jan 5, 2005 | 318.00 | 321.16 | 314.00 | 316.00 | 3642 | NASDAQ | DALN | Tue, Jan 4, 2005 | 319.20 | 323.12 | 316.40 | 318.00 | 3641 | NASDAQ | DALN | Mon, Jan 3, 2005 | 328.00 | 328.00 | 316.72 | 317.40 | 3640 | NASDAQ | DALN | Fri, Dec 31, 2004 | 329.88 | 331.84 | 328.96 | 329.52 | 3639 | NASDAQ | DALN | Thu, Dec 30, 2004 | 328.80 | 331.68 | 328.00 | 329.68 | 3638 | NASDAQ | DALN | Wed, Dec 29, 2004 | 329.00 | 332.36 | 326.40 | 331.16 | 3637 | NASDAQ | DALN | Tue, Dec 28, 2004 | 328.72 | 331.84 | 327.68 | 328.96 | 3636 | NASDAQ | DALN | Mon, Dec 27, 2004 | 334.40 | 335.56 | 327.32 | 327.64 | 3635 | NASDAQ | DALN | Thu, Dec 23, 2004 | 334.92 | 338.88 | 334.16 | 336.56 | 3634 | NASDAQ | DALN | Wed, Dec 22, 2004 | 340.20 | 341.40 | 331.00 | 335.00 | 3633 | NASDAQ | DALN | Tue, Dec 21, 2004 | 339.80 | 340.60 | 335.84 | 339.00 | 3632 | NASDAQ | DALN | Mon, Dec 20, 2004 | 339.60 | 341.16 | 336.68 | 338.60 | 3631 | NASDAQ | DALN | Fri, Dec 17, 2004 | 337.52 | 340.44 | 337.24 | 340.00 | 3630 | NASDAQ | DALN | Thu, Dec 16, 2004 | 338.40 | 340.28 | 336.12 | 338.12 | 3629 | NASDAQ | DALN | Wed, Dec 15, 2004 | 335.80 | 342.68 | 332.64 | 340.36 | 3628 | NASDAQ | DALN | Tue, Dec 14, 2004 | 335.20 | 336.12 | 331.44 | 334.48 | 3627 | NASDAQ | DALN | Mon, Dec 13, 2004 | 329.60 | 334.40 | 329.56 | 334.20 | 3626 | NASDAQ | DALN | Fri, Dec 10, 2004 | 332.36 | 335.16 | 326.92 | 328.20 | 3625 | NASDAQ | DALN | Thu, Dec 9, 2004 | 331.32 | 331.76 | 326.32 | 331.52 | 3624 | NASDAQ | DALN | Wed, Dec 8, 2004 | 326.80 | 333.44 | 320.96 | 331.20 | 3623 | NASDAQ | DALN | Tue, Dec 7, 2004 | 337.88 | 338.76 | 328.44 | 328.44 | 3622 | NASDAQ | DALN | Mon, Dec 6, 2004 | 338.56 | 340.40 | 335.64 | 338.44 | 3621 | NASDAQ | DALN | Fri, Dec 3, 2004 | 330.16 | 338.68 | 328.36 | 337.40 | 3620 | NASDAQ | DALN | Thu, Dec 2, 2004 | 337.20 | 337.24 | 324.24 | 330.16 | 3619 | NASDAQ | DALN | Wed, Dec 1, 2004 | 355.40 | 355.40 | 338.40 | 339.80 | 3618 | NASDAQ | DALN | Tue, Nov 30, 2004 | 351.40 | 355.84 | 351.24 | 355.40 | 3617 | NASDAQ | DALN | Mon, Nov 29, 2004 | 352.80 | 353.12 | 343.52 | 350.80 | 3616 | NASDAQ | DALN | Fri, Nov 26, 2004 | 353.12 | 356.00 | 352.00 | 352.00 | 3615 | NASDAQ | DALN | Wed, Nov 24, 2004 | 348.00 | 352.24 | 342.32 | 351.08 | 3614 | NASDAQ | DALN | Tue, Nov 23, 2004 | 345.28 | 352.36 | 344.04 | 346.88 | 3613 | NASDAQ | DALN | Mon, Nov 22, 2004 | 332.00 | 347.08 | 331.68 | 345.28 | 3612 | NASDAQ | DALN | Fri, Nov 19, 2004 | 327.60 | 331.44 | 325.96 | 331.16 | 3611 | NASDAQ | DALN | Thu, Nov 18, 2004 | 324.00 | 326.88 | 321.80 | 325.80 | 3610 | NASDAQ | DALN | Wed, Nov 17, 2004 | 311.60 | 319.96 | 310.64 | 319.28 | 3609 | NASDAQ | DALN | Tue, Nov 16, 2004 | 311.60 | 311.80 | 306.48 | 309.16 | 3608 | NASDAQ | DALN | Mon, Nov 15, 2004 | 312.80 | 312.84 | 304.52 | 308.00 | 3607 | NASDAQ | DALN | Fri, Nov 12, 2004 | 306.84 | 316.16 | 306.84 | 314.64 | 3606 | NASDAQ | DALN | Thu, Nov 11, 2004 | 310.32 | 310.60 | 306.04 | 306.80 | 3605 | NASDAQ | DALN | Wed, Nov 10, 2004 | 308.80 | 311.96 | 305.68 | 310.60 | 3604 | NASDAQ | DALN | Tue, Nov 9, 2004 | 311.12 | 312.80 | 305.80 | 306.52 | 3603 | NASDAQ | DALN | Mon, Nov 8, 2004 | 321.04 | 321.84 | 314.60 | 315.12 | 3602 | NASDAQ | DALN | Fri, Nov 5, 2004 | 321.80 | 325.60 | 319.48 | 321.04 | 3601 | NASDAQ | DALN | Thu, Nov 4, 2004 | 320.60 | 324.00 | 318.72 | 321.84 | 3600 | NASDAQ | DALN | Wed, Nov 3, 2004 | 322.00 | 322.00 | 314.04 | 319.80 | 3599 | NASDAQ | DALN | Tue, Nov 2, 2004 | 319.32 | 322.72 | 312.04 | 314.28 | 3598 | NASDAQ | DALN | Mon, Nov 1, 2004 | 326.40 | 327.80 | 315.04 | 319.32 | 3597 | NASDAQ | DALN | Fri, Oct 29, 2004 | 320.40 | 323.20 | 313.20 | 322.84 | 3596 | NASDAQ | DALN | Thu, Oct 28, 2004 | 335.20 | 335.20 | 315.24 | 317.40 | 3595 | NASDAQ | DALN | Wed, Oct 27, 2004 | 347.60 | 354.40 | 333.64 | 335.40 | 3594 | NASDAQ | DALN | Tue, Oct 26, 2004 | 352.32 | 356.28 | 347.48 | 356.28 | 3593 | NASDAQ | DALN | Mon, Oct 25, 2004 | 354.48 | 355.92 | 349.40 | 352.32 | 3592 | NASDAQ | DALN | Fri, Oct 22, 2004 | 354.40 | 357.76 | 351.64 | 353.52 | 3591 | NASDAQ | DALN | Thu, Oct 21, 2004 | 360.96 | 360.96 | 350.40 | 354.04 | 3590 | NASDAQ | DALN | Wed, Oct 20, 2004 | 345.96 | 354.40 | 345.04 | 353.88 | 3589 | NASDAQ | DALN | Tue, Oct 19, 2004 | 343.20 | 347.56 | 341.48 | 344.96 | 3588 | NASDAQ | DALN | Mon, Oct 18, 2004 | 350.36 | 351.40 | 343.32 | 343.96 | 3587 | NASDAQ | DALN | Fri, Oct 15, 2004 | 355.68 | 360.32 | 345.28 | 349.64 | 3586 | NASDAQ | DALN | Thu, Oct 14, 2004 | 351.60 | 355.40 | 347.92 | 348.72 | 3585 | NASDAQ | DALN | Wed, Oct 13, 2004 | 356.08 | 356.60 | 343.04 | 348.80 | 3584 | NASDAQ | DALN | Tue, Oct 12, 2004 | 368.56 | 368.56 | 356.80 | 357.88 | 3583 | NASDAQ | DALN | Mon, Oct 11, 2004 | 365.08 | 365.36 | 359.44 | 362.40 | 3582 | NASDAQ | DALN | Fri, Oct 8, 2004 | 368.40 | 370.00 | 363.40 | 366.28 | 3581 | NASDAQ | DALN | Thu, Oct 7, 2004 | 371.64 | 375.56 | 364.24 | 365.48 | 3580 | NASDAQ | DALN | Wed, Oct 6, 2004 | 364.12 | 372.00 | 363.56 | 371.64 | 3579 | NASDAQ | DALN | Tue, Oct 5, 2004 | 362.04 | 365.68 | 361.36 | 361.72 | 3578 | NASDAQ | DALN | Mon, Oct 4, 2004 | 360.00 | 360.84 | 357.84 | 359.60 | 3577 | NASDAQ | DALN | Fri, Oct 1, 2004 | 355.08 | 360.40 | 353.60 | 360.16 | 3576 | NASDAQ | DALN | Thu, Sep 30, 2004 | 353.20 | 358.00 | 353.08 | 356.00 | 3575 | NASDAQ | DALN | Wed, Sep 29, 2004 | 354.12 | 358.52 | 350.60 | 352.76 | 3574 | NASDAQ | DALN | Tue, Sep 28, 2004 | 347.60 | 358.92 | 347.60 | 356.84 | 3573 | NASDAQ | DALN | Mon, Sep 27, 2004 | 348.00 | 348.72 | 342.60 | 345.56 | 3572 | NASDAQ | DALN | Fri, Sep 24, 2004 | 344.80 | 348.28 | 344.12 | 345.92 | 3571 | NASDAQ | DALN | Thu, Sep 23, 2004 | 345.24 | 345.88 | 342.00 | 343.36 | 3570 | NASDAQ | DALN | Wed, Sep 22, 2004 | 349.60 | 350.60 | 345.20 | 346.04 | 3569 | NASDAQ | DALN | Tue, Sep 21, 2004 | 341.04 | 352.36 | 340.80 | 351.16 | 3568 | NASDAQ | DALN | Mon, Sep 20, 2004 | 337.92 | 341.44 | 337.80 | 340.88 | 3567 | NASDAQ | DALN | Fri, Sep 17, 2004 | 332.44 | 336.00 | 330.48 | 335.96 | 3566 | NASDAQ | DALN | Thu, Sep 16, 2004 | 328.24 | 329.28 | 326.40 | 328.08 | 3565 | NASDAQ | DALN | Wed, Sep 15, 2004 | 328.04 | 330.36 | 327.20 | 328.40 | 3564 | NASDAQ | DALN | Tue, Sep 14, 2004 | 329.60 | 332.32 | 327.52 | 330.52 | 3563 | NASDAQ | DALN | Mon, Sep 13, 2004 | 330.00 | 330.00 | 327.52 | 328.20 | 3562 | NASDAQ | DALN | Fri, Sep 10, 2004 | 331.20 | 331.20 | 327.12 | 327.92 | 3561 | NASDAQ | DALN | Thu, Sep 9, 2004 | 328.40 | 331.24 | 328.28 | 330.64 | 3560 | NASDAQ | DALN | Wed, Sep 8, 2004 | 327.56 | 328.84 | 326.52 | 326.64 | 3559 | NASDAQ | DALN | Tue, Sep 7, 2004 | 329.16 | 329.16 | 325.92 | 327.52 | 3558 | NASDAQ | DALN | Fri, Sep 3, 2004 | 330.60 | 330.60 | 327.84 | 329.12 | 3557 | NASDAQ | DALN | Thu, Sep 2, 2004 | 328.40 | 330.36 | 327.60 | 329.92 | 3556 | NASDAQ | DALN | Wed, Sep 1, 2004 | 322.20 | 327.40 | 320.96 | 325.68 | 3555 | NASDAQ | DALN | Tue, Aug 31, 2004 | 317.00 | 323.96 | 315.72 | 322.00 | 3554 | NASDAQ | DALN | Mon, Aug 30, 2004 | 318.00 | 319.56 | 314.28 | 316.20 | 3553 | NASDAQ | DALN | Fri, Aug 27, 2004 | 310.80 | 318.12 | 310.80 | 317.24 | 3552 | NASDAQ | DALN | Thu, Aug 26, 2004 | 308.40 | 310.80 | 304.04 | 310.20 | 3551 | NASDAQ | DALN | Wed, Aug 25, 2004 | 305.80 | 309.12 | 305.72 | 307.60 | 3550 | NASDAQ | DALN | Tue, Aug 24, 2004 | 308.56 | 308.60 | 303.36 | 305.04 | 3549 | NASDAQ | DALN | Mon, Aug 23, 2004 | 310.00 | 314.32 | 308.48 | 309.56 | 3548 | NASDAQ | DALN | Fri, Aug 20, 2004 | 310.80 | 315.68 | 310.60 | 310.96 | 3547 | NASDAQ | DALN | Thu, Aug 19, 2004 | 309.60 | 311.28 | 307.48 | 308.40 | 3546 | NASDAQ | DALN | Wed, Aug 18, 2004 | 305.60 | 310.32 | 305.60 | 308.80 | 3545 | NASDAQ | DALN | Tue, Aug 17, 2004 | 315.44 | 315.44 | 303.24 | 303.52 | 3544 | NASDAQ | DALN | Mon, Aug 16, 2004 | 314.20 | 316.16 | 311.20 | 315.44 | 3543 | NASDAQ | DALN | Fri, Aug 13, 2004 | 310.04 | 315.76 | 310.00 | 313.80 | 3542 | NASDAQ | DALN | Thu, Aug 12, 2004 | 313.56 | 315.00 | 310.00 | 310.04 | 3541 | NASDAQ | DALN | Wed, Aug 11, 2004 | 313.00 | 315.48 | 307.68 | 311.16 | 3540 | NASDAQ | DALN | Tue, Aug 10, 2004 | 317.40 | 317.40 | 312.56 | 313.80 | 3539 | NASDAQ | DALN | Mon, Aug 9, 2004 | 313.40 | 320.72 | 313.40 | 317.04 | 3538 | NASDAQ | DALN | Fri, Aug 6, 2004 | 319.88 | 323.68 | 311.40 | 312.52 | 3537 | NASDAQ | DALN | Thu, Aug 5, 2004 | 323.60 | 325.76 | 318.08 | 319.84 | 3536 | NASDAQ | DALN | Wed, Aug 4, 2004 | 334.40 | 334.40 | 322.00 | 322.52 | 3535 | NASDAQ | DALN | Tue, Aug 3, 2004 | 332.00 | 336.00 | 332.00 | 334.40 | 3534 | NASDAQ | DALN | Mon, Aug 2, 2004 | 330.20 | 332.48 | 328.00 | 330.80 | 3533 | NASDAQ | DALN | Fri, Jul 30, 2004 | 335.40 | 335.92 | 331.88 | 333.40 | 3532 | NASDAQ | DALN | Thu, Jul 29, 2004 | 334.80 | 334.80 | 331.08 | 333.60 | 3531 | NASDAQ | DALN | Wed, Jul 28, 2004 | 331.80 | 333.56 | 329.76 | 330.28 | 3530 | NASDAQ | DALN | Tue, Jul 27, 2004 | 320.40 | 328.00 | 318.36 | 327.64 | 3529 | NASDAQ | DALN | Mon, Jul 26, 2004 | 325.52 | 326.36 | 318.44 | 320.40 | 3528 | NASDAQ | DALN | Fri, Jul 23, 2004 | 328.92 | 329.96 | 323.32 | 324.52 | 3527 | NASDAQ | DALN | Thu, Jul 22, 2004 | 326.20 | 330.60 | 324.88 | 328.92 | 3526 | NASDAQ | DALN | Wed, Jul 21, 2004 | 332.76 | 335.16 | 325.00 | 325.12 | 3525 | NASDAQ | DALN | Tue, Jul 20, 2004 | 335.40 | 335.68 | 331.92 | 332.76 | 3524 | NASDAQ | DALN | Mon, Jul 19, 2004 | 338.28 | 338.28 | 333.64 | 334.56 | 3523 | NASDAQ | DALN | Fri, Jul 16, 2004 | 331.40 | 338.28 | 331.00 | 338.28 | 3522 | NASDAQ | DALN | Thu, Jul 15, 2004 | 328.00 | 330.00 | 326.24 | 327.60 | 3521 | NASDAQ | DALN | Wed, Jul 14, 2004 | 322.80 | 328.40 | 322.72 | 328.28 | 3520 | NASDAQ | DALN | Tue, Jul 13, 2004 | 325.20 | 325.20 | 321.88 | 322.72 | 3519 | NASDAQ | DALN | Mon, Jul 12, 2004 | 328.00 | 328.40 | 323.40 | 324.72 | 3518 | NASDAQ | DALN | Fri, Jul 9, 2004 | 323.60 | 330.28 | 322.20 | 328.44 | 3517 | NASDAQ | DALN | Thu, Jul 8, 2004 | 327.96 | 331.20 | 320.68 | 322.76 | 3516 | NASDAQ | DALN | Wed, Jul 7, 2004 | 319.44 | 327.72 | 317.08 | 327.72 | 3515 | NASDAQ | DALN | Tue, Jul 6, 2004 | 319.80 | 323.80 | 318.64 | 319.44 | 3514 | NASDAQ | DALN | Fri, Jul 2, 2004 | 318.00 | 318.68 | 315.00 | 317.32 | 3513 | NASDAQ | DALN | Thu, Jul 1, 2004 | 317.44 | 320.84 | 316.60 | 319.56 | 3512 | NASDAQ | DALN | Wed, Jun 30, 2004 | 310.40 | 317.96 | 310.20 | 316.76 | 3511 | NASDAQ | DALN | Tue, Jun 29, 2004 | 301.92 | 309.80 | 301.92 | 308.92 | 3510 | NASDAQ | DALN | Mon, Jun 28, 2004 | 309.80 | 310.20 | 301.04 | 301.84 | 3509 | NASDAQ | DALN | Fri, Jun 25, 2004 | 310.04 | 312.04 | 306.80 | 309.00 | 3508 | NASDAQ | DALN | Thu, Jun 24, 2004 | 314.48 | 316.40 | 309.16 | 310.04 | 3507 | NASDAQ | DALN | Wed, Jun 23, 2004 | 303.72 | 315.80 | 303.16 | 315.12 | 3506 | NASDAQ | DALN | Tue, Jun 22, 2004 | 297.36 | 302.92 | 295.44 | 302.92 | 3505 | NASDAQ | DALN | Mon, Jun 21, 2004 | 297.88 | 299.60 | 296.04 | 297.32 | 3504 | NASDAQ | DALN | Fri, Jun 18, 2004 | 296.72 | 298.24 | 295.72 | 297.08 | 3503 | NASDAQ | DALN | Thu, Jun 17, 2004 | 287.64 | 296.80 | 287.52 | 296.60 | 3502 | NASDAQ | DALN | Wed, Jun 16, 2004 | 282.56 | 285.88 | 282.56 | 285.40 | 3501 | NASDAQ | DALN | Tue, Jun 15, 2004 | 280.28 | 283.52 | 279.44 | 281.56 | 3500 | NASDAQ | DALN | Mon, Jun 14, 2004 | 281.56 | 281.60 | 277.88 | 278.28 | 3499 | NASDAQ | DALN | Thu, Jun 10, 2004 | 279.84 | 284.00 | 279.20 | 284.00 | 3498 | NASDAQ | DALN | Wed, Jun 9, 2004 | 282.20 | 283.04 | 276.48 | 278.84 | 3497 | NASDAQ | DALN | Tue, Jun 8, 2004 | 289.20 | 291.92 | 282.92 | 284.84 | 3496 | NASDAQ | DALN | Mon, Jun 7, 2004 | 281.40 | 288.84 | 280.08 | 288.48 | 3495 | NASDAQ | DALN | Fri, Jun 4, 2004 | 286.20 | 286.20 | 280.08 | 280.40 | 3494 | NASDAQ | DALN | Thu, Jun 3, 2004 | 290.08 | 293.76 | 285.12 | 285.28 | 3493 | NASDAQ | DALN | Wed, Jun 2, 2004 | 291.48 | 293.12 | 288.44 | 289.72 | 3492 | NASDAQ | DALN | Tue, Jun 1, 2004 | 284.00 | 291.56 | 284.00 | 291.48 | 3491 | NASDAQ | DALN | Fri, May 28, 2004 | 280.80 | 285.08 | 280.44 | 282.36 | 3490 | NASDAQ | DALN | Thu, May 27, 2004 | 284.44 | 285.00 | 279.04 | 280.12 | 3489 | NASDAQ | DALN | Wed, May 26, 2004 | 288.00 | 289.24 | 284.20 | 284.40 | 3488 | NASDAQ | DALN | Tue, May 25, 2004 | 288.00 | 290.00 | 286.24 | 288.00 | 3487 | NASDAQ | DALN | Mon, May 24, 2004 | 280.04 | 290.36 | 279.56 | 288.56 | 3486 | NASDAQ | DALN | Fri, May 21, 2004 | 280.60 | 282.32 | 276.84 | 279.04 | 3485 | NASDAQ | DALN | Thu, May 20, 2004 | 280.92 | 283.84 | 280.00 | 280.00 | 3484 | NASDAQ | DALN | Wed, May 19, 2004 | 288.80 | 289.60 | 280.80 | 280.88 | 3483 | NASDAQ | DALN | Tue, May 18, 2004 | 295.40 | 295.40 | 288.12 | 288.12 | 3482 | NASDAQ | DALN | Mon, May 17, 2004 | 292.80 | 297.28 | 291.56 | 295.40 | 3481 | NASDAQ | DALN | Fri, May 14, 2004 | 289.40 | 295.48 | 287.56 | 293.64 | 3480 | NASDAQ | DALN | Thu, May 13, 2004 | 287.60 | 290.12 | 286.68 | 286.80 | 3479 | NASDAQ | DALN | Wed, May 12, 2004 | 286.40 | 290.96 | 285.40 | 288.60 | 3478 | NASDAQ | DALN | Tue, May 11, 2004 | 276.64 | 285.80 | 276.64 | 284.84 | 3477 | NASDAQ | DALN | Mon, May 10, 2004 | 282.80 | 284.00 | 274.44 | 276.60 | 3476 | NASDAQ | DALN | Fri, May 7, 2004 | 291.48 | 292.84 | 286.24 | 286.28 | 3475 | NASDAQ | DALN | Thu, May 6, 2004 | 295.04 | 295.08 | 289.68 | 292.16 | 3474 | NASDAQ | DALN | Wed, May 5, 2004 | 293.40 | 295.84 | 289.08 | 295.04 | 3473 | NASDAQ | DALN | Tue, May 4, 2004 | 294.40 | 299.56 | 294.12 | 295.60 | 3472 | NASDAQ | DALN | Mon, May 3, 2004 | 286.16 | 296.16 | 282.56 | 295.68 | 3471 | NASDAQ | DALN | Fri, Apr 30, 2004 | 283.52 | 287.60 | 283.52 | 284.52 | 3470 | NASDAQ | DALN | Thu, Apr 29, 2004 | 284.40 | 284.76 | 279.56 | 281.56 | 3469 | NASDAQ | DALN | Wed, Apr 28, 2004 | 278.48 | 290.28 | 278.44 | 284.16 | 3468 | NASDAQ | DALN | Tue, Apr 27, 2004 | 270.76 | 281.36 | 270.76 | 278.44 | 3467 | NASDAQ | DALN | Mon, Apr 26, 2004 | 269.52 | 272.20 | 269.52 | 269.96 | 3466 | NASDAQ | DALN | Fri, Apr 23, 2004 | 268.56 | 269.84 | 265.12 | 268.52 | 3465 | NASDAQ | DALN | Thu, Apr 22, 2004 | 261.24 | 269.48 | 260.88 | 269.36 | 3464 | NASDAQ | DALN | Wed, Apr 21, 2004 | 263.16 | 265.32 | 260.04 | 262.80 | 3463 | NASDAQ | DALN | Tue, Apr 20, 2004 | 266.88 | 267.16 | 263.12 | 263.12 | 3462 | NASDAQ | DALN | Mon, Apr 19, 2004 | 261.32 | 267.04 | 261.32 | 266.88 | 3461 | NASDAQ | DALN | Fri, Apr 16, 2004 | 261.92 | 262.68 | 259.64 | 261.32 | 3460 | NASDAQ | DALN | Thu, Apr 15, 2004 | 256.80 | 262.04 | 256.68 | 260.56 | 3459 | NASDAQ | DALN | Wed, Apr 14, 2004 | 258.40 | 259.68 | 255.48 | 257.00 | 3458 | NASDAQ | DALN | Tue, Apr 13, 2004 | 265.00 | 265.96 | 258.64 | 258.96 | 3457 | NASDAQ | DALN | Mon, Apr 12, 2004 | 256.80 | 265.08 | 256.80 | 264.20 | 3456 | NASDAQ | DALN | Thu, Apr 8, 2004 | 253.80 | 256.96 | 253.56 | 256.24 | 3455 | NASDAQ | DALN | Wed, Apr 7, 2004 | 250.72 | 253.56 | 248.80 | 252.16 | 3454 | NASDAQ | DALN | Tue, Apr 6, 2004 | 251.32 | 253.44 | 248.92 | 250.28 | 3453 | NASDAQ | DALN | Mon, Apr 5, 2004 | 250.80 | 252.40 | 248.20 | 251.32 | 3452 | NASDAQ | DALN | Fri, Apr 2, 2004 | 252.40 | 252.40 | 248.44 | 250.80 | 3451 | NASDAQ | DALN | Thu, Apr 1, 2004 | 260.40 | 261.20 | 250.44 | 252.60 | 3450 | NASDAQ | DALN | Wed, Mar 31, 2004 | 256.40 | 261.96 | 254.60 | 261.12 | 3449 | NASDAQ | DALN | Tue, Mar 30, 2004 | 251.40 | 256.88 | 249.88 | 255.64 | 3448 | NASDAQ | DALN | Mon, Mar 29, 2004 | 250.80 | 251.76 | 249.80 | 250.60 | 3447 | NASDAQ | DALN | Fri, Mar 26, 2004 | 249.60 | 252.52 | 249.20 | 250.52 | 3446 | NASDAQ | DALN | Thu, Mar 25, 2004 | 253.84 | 254.28 | 246.44 | 248.88 | 3445 | NASDAQ | DALN | Wed, Mar 24, 2004 | 258.48 | 259.68 | 252.96 | 253.32 | 3444 | NASDAQ | DALN | Tue, Mar 23, 2004 | 262.88 | 262.96 | 257.64 | 258.44 | 3443 | NASDAQ | DALN | Mon, Mar 22, 2004 | 263.20 | 263.60 | 260.24 | 261.40 | 3442 | NASDAQ | DALN | Fri, Mar 19, 2004 | 266.72 | 268.24 | 262.92 | 263.24 | 3441 | NASDAQ | DALN | Thu, Mar 18, 2004 | 264.92 | 267.20 | 263.80 | 266.72 | 3440 | NASDAQ | DALN | Wed, Mar 17, 2004 | 261.72 | 266.56 | 260.84 | 264.64 | 3439 | NASDAQ | DALN | Tue, Mar 16, 2004 | 259.88 | 261.00 | 257.16 | 261.00 | 3438 | NASDAQ | DALN | Mon, Mar 15, 2004 | 258.64 | 261.92 | 257.20 | 258.40 | 3437 | NASDAQ | DALN | Fri, Mar 12, 2004 | 256.16 | 258.84 | 255.32 | 258.40 | 3436 | NASDAQ | DALN | Thu, Mar 11, 2004 | 258.00 | 259.68 | 253.48 | 255.64 | 3435 | NASDAQ | DALN | Wed, Mar 10, 2004 | 265.04 | 265.80 | 259.08 | 260.36 | 3434 | NASDAQ | DALN | Tue, Mar 9, 2004 | 267.40 | 267.92 | 263.16 | 265.04 | 3433 | NASDAQ | DALN | Mon, Mar 8, 2004 | 268.80 | 269.92 | 267.16 | 269.36 | 3432 | NASDAQ | DALN | Fri, Mar 5, 2004 | 259.56 | 268.00 | 259.56 | 267.92 | 3431 | NASDAQ | DALN | Thu, Mar 4, 2004 | 261.20 | 261.20 | 259.00 | 260.36 | 3430 | NASDAQ | DALN | Wed, Mar 3, 2004 | 259.68 | 261.88 | 257.64 | 261.72 | 3429 | NASDAQ | DALN | Tue, Mar 2, 2004 | 264.84 | 266.36 | 258.60 | 259.64 | 3428 | NASDAQ | DALN | Mon, Mar 1, 2004 | 259.00 | 265.08 | 258.76 | 264.84 | 3427 | NASDAQ | DALN | Fri, Feb 27, 2004 | 250.20 | 258.08 | 250.20 | 257.40 | 3426 | NASDAQ | DALN | Thu, Feb 26, 2004 | 248.00 | 249.96 | 247.60 | 249.28 | 3425 | NASDAQ | DALN | Wed, Feb 25, 2004 | 244.48 | 249.80 | 244.28 | 249.32 | 3424 | NASDAQ | DALN | Tue, Feb 24, 2004 | 245.60 | 247.28 | 244.60 | 245.88 | 3423 | NASDAQ | DALN | Mon, Feb 23, 2004 | 246.20 | 247.32 | 243.64 | 245.80 | 3422 | NASDAQ | DALN | Fri, Feb 20, 2004 | 248.08 | 249.16 | 245.08 | 246.20 | 3421 | NASDAQ | DALN | Thu, Feb 19, 2004 | 245.00 | 248.28 | 244.20 | 246.12 | 3420 | NASDAQ | DALN | Wed, Feb 18, 2004 | 243.64 | 245.56 | 241.84 | 245.00 | 3419 | NASDAQ | DALN | Tue, Feb 17, 2004 | 242.80 | 243.76 | 242.04 | 243.16 | 3418 | NASDAQ | DALN | Fri, Feb 13, 2004 | 241.48 | 242.60 | 239.64 | 241.36 | 3417 | NASDAQ | DALN | Thu, Feb 12, 2004 | 241.56 | 242.96 | 240.12 | 242.48 | 3416 | NASDAQ | DALN | Wed, Feb 11, 2004 | 237.80 | 242.92 | 235.72 | 241.96 | 3415 | NASDAQ | DALN | Tue, Feb 10, 2004 | 232.40 | 238.24 | 231.52 | 238.12 | 3414 | NASDAQ | DALN | Mon, Feb 9, 2004 | 229.04 | 233.76 | 228.96 | 232.40 | 3413 | NASDAQ | DALN | Fri, Feb 6, 2004 | 224.92 | 228.64 | 224.92 | 228.04 | 3412 | NASDAQ | DALN | Thu, Feb 5, 2004 | 229.12 | 229.92 | 224.08 | 225.56 | 3411 | NASDAQ | DALN | Wed, Feb 4, 2004 | 230.80 | 230.88 | 227.88 | 228.96 | 3410 | NASDAQ | DALN | Tue, Feb 3, 2004 | 229.04 | 231.64 | 228.24 | 230.80 | 3409 | NASDAQ | DALN | Mon, Feb 2, 2004 | 224.92 | 231.04 | 224.60 | 229.00 | 3408 | NASDAQ | DALN | Fri, Jan 30, 2004 | 225.60 | 226.80 | 222.96 | 225.56 | 3407 | NASDAQ | DALN | Thu, Jan 29, 2004 | 227.04 | 228.64 | 224.08 | 225.56 | 3406 | NASDAQ | DALN | Wed, Jan 28, 2004 | 227.40 | 231.16 | 226.12 | 226.80 | 3405 | NASDAQ | DALN | Tue, Jan 27, 2004 | 227.48 | 231.28 | 227.08 | 228.68 | 3404 | NASDAQ | DALN | Mon, Jan 26, 2004 | 229.72 | 229.92 | 226.64 | 228.56 | 3403 | NASDAQ | DALN | Fri, Jan 23, 2004 | 230.40 | 231.92 | 229.12 | 229.72 | 3402 | NASDAQ | DALN | Thu, Jan 22, 2004 | 234.72 | 235.64 | 229.44 | 229.80 | 3401 | NASDAQ | DALN | Wed, Jan 21, 2004 | 233.04 | 236.08 | 231.32 | 235.08 | 3400 | NASDAQ | DALN | Tue, Jan 20, 2004 | 228.04 | 233.28 | 227.48 | 232.92 | 3399 | NASDAQ | DALN | Fri, Jan 16, 2004 | 227.68 | 228.12 | 225.32 | 226.88 | 3398 | NASDAQ | DALN | Thu, Jan 15, 2004 | 230.20 | 231.80 | 225.40 | 225.52 | 3397 | NASDAQ | DALN | Wed, Jan 14, 2004 | 229.56 | 231.40 | 228.40 | 229.84 | 3396 | NASDAQ | DALN | Tue, Jan 13, 2004 | 230.00 | 234.48 | 229.36 | 229.56 | 3395 | NASDAQ | DALN | Mon, Jan 12, 2004 | 229.00 | 230.80 | 227.80 | 230.00 | 3394 | NASDAQ | DALN | Fri, Jan 9, 2004 | 225.64 | 233.32 | 223.88 | 229.84 | 3393 | NASDAQ | DALN | Thu, Jan 8, 2004 | 224.60 | 228.00 | 223.04 | 227.24 | 3392 | NASDAQ | DALN | Wed, Jan 7, 2004 | 224.80 | 226.04 | 222.48 | 224.24 | 3391 | NASDAQ | DALN | Tue, Jan 6, 2004 | 222.88 | 224.88 | 221.24 | 224.80 | 3390 | NASDAQ | DALN | Mon, Jan 5, 2004 | 216.40 | 220.76 | 215.68 | 220.32 | 3389 | NASDAQ | DALN | Fri, Jan 2, 2004 | 213.00 | 215.56 | 212.96 | 214.92 | 3388 | NASDAQ | DALN | Wed, Dec 31, 2003 | 214.64 | 215.16 | 210.44 | 212.68 | 3387 | NASDAQ | DALN | Tue, Dec 30, 2003 | 213.04 | 215.64 | 212.80 | 214.64 | 3386 | NASDAQ | DALN | Mon, Dec 29, 2003 | 213.00 | 213.76 | 212.20 | 213.04 | 3385 | NASDAQ | DALN | Fri, Dec 26, 2003 | 213.40 | 214.00 | 212.64 | 212.88 | 3384 | NASDAQ | DALN | Wed, Dec 24, 2003 | 210.20 | 214.16 | 209.16 | 213.60 | 3383 | NASDAQ | DALN | Tue, Dec 23, 2003 | 211.12 | 211.92 | 208.60 | 209.76 | 3382 | NASDAQ | DALN | Mon, Dec 22, 2003 | 211.88 | 212.76 | 211.04 | 211.84 | 3381 | NASDAQ | DALN | Fri, Dec 19, 2003 | 214.40 | 216.32 | 211.52 | 212.92 | 3380 | NASDAQ | DALN | Thu, Dec 18, 2003 | 204.48 | 215.00 | 204.48 | 214.00 | 3379 | NASDAQ | DALN | Wed, Dec 17, 2003 | 201.04 | 204.40 | 200.40 | 203.68 | 3378 | NASDAQ | DALN | Tue, Dec 16, 2003 | 198.88 | 201.12 | 198.80 | 200.40 | 3377 | NASDAQ | DALN | Mon, Dec 15, 2003 | 199.88 | 199.92 | 198.20 | 198.72 | 3376 | NASDAQ | DALN | Fri, Dec 12, 2003 | 201.00 | 201.92 | 200.20 | 200.72 | 3375 | NASDAQ | DALN | Thu, Dec 11, 2003 | 200.80 | 201.00 | 198.52 | 200.40 | 3374 | NASDAQ | DALN | Wed, Dec 10, 2003 | 198.92 | 201.80 | 197.68 | 199.96 | 3373 | NASDAQ | DALN | Tue, Dec 9, 2003 | 197.60 | 200.60 | 196.36 | 198.56 | 3372 | NASDAQ | DALN | Mon, Dec 8, 2003 | 188.60 | 190.48 | 187.52 | 189.92 | 3371 | NASDAQ | DALN | Fri, Dec 5, 2003 | 188.64 | 188.88 | 187.16 | 187.96 | 3370 | NASDAQ | DALN | Thu, Dec 4, 2003 | 184.64 | 188.92 | 184.60 | 188.72 | 3369 | NASDAQ | DALN | Wed, Dec 3, 2003 | 186.40 | 187.28 | 184.36 | 184.84 | 3368 | NASDAQ | DALN | Tue, Dec 2, 2003 | 188.32 | 188.32 | 185.20 | 185.48 | 3367 | NASDAQ | DALN | Mon, Dec 1, 2003 | 190.96 | 190.96 | 186.32 | 188.00 | 3366 | NASDAQ | DALN | Fri, Nov 28, 2003 | 190.56 | 190.60 | 189.32 | 189.48 | 3365 | NASDAQ | DALN | Wed, Nov 26, 2003 | 189.00 | 190.80 | 188.36 | 190.40 | 3364 | NASDAQ | DALN | Tue, Nov 25, 2003 | 188.00 | 189.20 | 188.00 | 188.80 | 3363 | NASDAQ | DALN | Mon, Nov 24, 2003 | 188.16 | 188.48 | 187.20 | 187.72 | 3362 | NASDAQ | DALN | Fri, Nov 21, 2003 | 191.20 | 191.20 | 187.84 | 188.08 | 3361 | NASDAQ | DALN | Thu, Nov 20, 2003 | 193.00 | 193.00 | 190.48 | 190.48 | 3360 | NASDAQ | DALN | Wed, Nov 19, 2003 | 192.48 | 195.12 | 192.28 | 194.20 | 3359 | NASDAQ | DALN | Tue, Nov 18, 2003 | 194.20 | 194.20 | 190.40 | 192.32 | 3358 | NASDAQ | DALN | Mon, Nov 17, 2003 | 199.88 | 199.88 | 193.12 | 193.72 | 3357 | NASDAQ | DALN | Fri, Nov 14, 2003 | 199.40 | 200.68 | 197.60 | 199.88 | 3356 | NASDAQ | DALN | Thu, Nov 13, 2003 | 198.08 | 199.68 | 197.16 | 199.40 | 3355 | NASDAQ | DALN | Wed, Nov 12, 2003 | 198.40 | 199.88 | 197.16 | 198.80 | 3354 | NASDAQ | DALN | Tue, Nov 11, 2003 | 196.52 | 197.44 | 195.16 | 196.80 | 3353 | NASDAQ | DALN | Mon, Nov 10, 2003 | 199.32 | 199.84 | 196.80 | 197.16 | 3352 | NASDAQ | DALN | Fri, Nov 7, 2003 | 200.00 | 200.64 | 198.68 | 199.92 | 3351 | NASDAQ | DALN | Thu, Nov 6, 2003 | 200.00 | 200.72 | 198.56 | 199.56 | 3350 | NASDAQ | DALN | Wed, Nov 5, 2003 | 201.20 | 202.88 | 199.32 | 199.92 | 3349 | NASDAQ | DALN | Tue, Nov 4, 2003 | 202.40 | 203.32 | 199.80 | 201.96 | 3348 | NASDAQ | DALN | Mon, Nov 3, 2003 | 206.44 | 206.80 | 202.32 | 203.20 | 3347 | NASDAQ | DALN | Fri, Oct 31, 2003 | 210.60 | 210.68 | 206.44 | 206.48 | 3346 | NASDAQ | DALN | Thu, Oct 30, 2003 | 216.08 | 216.08 | 209.08 | 209.60 | 3345 | NASDAQ | DALN | Wed, Oct 29, 2003 | 216.00 | 221.00 | 212.80 | 216.72 | 3344 | NASDAQ | DALN | Tue, Oct 28, 2003 | 212.84 | 214.92 | 212.28 | 214.40 | 3343 | NASDAQ | DALN | Mon, Oct 27, 2003 | 210.68 | 213.60 | 210.04 | 212.68 | 3342 | NASDAQ | DALN | Fri, Oct 24, 2003 | 212.80 | 213.16 | 210.40 | 211.48 | 3341 | NASDAQ | DALN | Thu, Oct 23, 2003 | 209.76 | 211.80 | 208.08 | 211.68 | 3340 | NASDAQ | DALN | Wed, Oct 22, 2003 | 210.04 | 211.16 | 209.08 | 210.84 | 3339 | NASDAQ | DALN | Tue, Oct 21, 2003 | 211.12 | 211.92 | 210.24 | 210.84 | 3338 | NASDAQ | DALN | Mon, Oct 20, 2003 | 210.28 | 212.16 | 209.52 | 211.12 | 3337 | NASDAQ | DALN | Fri, Oct 17, 2003 | 213.76 | 213.92 | 210.56 | 211.88 | 3336 | NASDAQ | DALN | Thu, Oct 16, 2003 | 211.40 | 214.56 | 211.40 | 213.68 | 3335 | NASDAQ | DALN | Wed, Oct 15, 2003 | 215.00 | 215.00 | 211.28 | 212.40 | 3334 | NASDAQ | DALN | Tue, Oct 14, 2003 | 215.36 | 215.36 | 212.44 | 214.00 | 3333 | NASDAQ | DALN | Mon, Oct 13, 2003 | 215.84 | 216.04 | 214.44 | 215.36 | 3332 | NASDAQ | DALN | Fri, Oct 10, 2003 | 212.04 | 215.32 | 212.00 | 215.32 | 3331 | NASDAQ | DALN | Thu, Oct 9, 2003 | 211.20 | 212.24 | 210.04 | 212.24 | 3330 | NASDAQ | DALN | Wed, Oct 8, 2003 | 210.64 | 210.72 | 208.68 | 210.12 | 3329 | NASDAQ | DALN | Tue, Oct 7, 2003 | 210.64 | 211.20 | 208.08 | 211.12 | 3328 | NASDAQ | DALN | Mon, Oct 6, 2003 | 210.36 | 211.24 | 210.00 | 211.24 | 3327 | NASDAQ | DALN | Fri, Oct 3, 2003 | 209.96 | 212.32 | 209.56 | 210.84 | 3326 | NASDAQ | DALN | Thu, Oct 2, 2003 | 203.96 | 207.56 | 203.72 | 207.56 | 3325 | NASDAQ | DALN | Wed, Oct 1, 2003 | 202.40 | 204.96 | 201.32 | 204.96 | 3324 | NASDAQ | DALN | Tue, Sep 30, 2003 | 198.16 | 201.56 | 196.68 | 200.40 | 3323 | NASDAQ | DALN | Mon, Sep 29, 2003 | 198.08 | 199.80 | 197.00 | 199.16 | 3322 | NASDAQ | DALN | Fri, Sep 26, 2003 | 199.72 | 199.72 | 197.20 | 198.40 | 3321 | NASDAQ | DALN | Thu, Sep 25, 2003 | 201.08 | 203.60 | 199.52 | 199.72 | 3320 | NASDAQ | DALN | Wed, Sep 24, 2003 | 199.60 | 203.36 | 199.40 | 201.12 | 3319 | NASDAQ | DALN | Tue, Sep 23, 2003 | 195.60 | 198.08 | 195.60 | 197.48 | 3318 | NASDAQ | DALN | Mon, Sep 22, 2003 | 196.40 | 196.64 | 195.08 | 195.60 | 3317 | NASDAQ | DALN | Fri, Sep 19, 2003 | 193.60 | 196.72 | 193.16 | 196.72 | 3316 | NASDAQ | DALN | Thu, Sep 18, 2003 | 192.48 | 193.60 | 190.84 | 193.52 | 3315 | NASDAQ | DALN | Wed, Sep 17, 2003 | 195.88 | 195.88 | 192.16 | 192.80 | 3314 | NASDAQ | DALN | Tue, Sep 16, 2003 | 195.08 | 196.04 | 193.44 | 195.80 | 3313 | NASDAQ | DALN | Mon, Sep 15, 2003 | 195.80 | 195.92 | 193.48 | 194.72 | 3312 | NASDAQ | DALN | Fri, Sep 12, 2003 | 194.24 | 195.76 | 193.48 | 195.52 | 3311 | NASDAQ | DALN | Thu, Sep 11, 2003 | 195.60 | 196.32 | 194.20 | 194.68 | 3310 | NASDAQ | DALN | Wed, Sep 10, 2003 | 197.20 | 197.88 | 195.60 | 196.08 | 3309 | NASDAQ | DALN | Tue, Sep 9, 2003 | 197.76 | 200.24 | 195.76 | 198.68 | 3308 | NASDAQ | DALN | Mon, Sep 8, 2003 | 195.88 | 196.84 | 194.56 | 196.80 | 3307 | NASDAQ | DALN | Fri, Sep 5, 2003 | 192.80 | 193.96 | 190.28 | 193.80 | 3306 | NASDAQ | DALN | Thu, Sep 4, 2003 | 193.24 | 193.68 | 191.72 | 192.60 | 3305 | NASDAQ | DALN | Wed, Sep 3, 2003 | 191.12 | 193.72 | 190.28 | 193.24 | 3304 | NASDAQ | DALN | Tue, Sep 2, 2003 | 190.60 | 192.20 | 190.00 | 191.80 | 3303 | NASDAQ | DALN | Fri, Aug 29, 2003 | 186.92 | 188.60 | 186.12 | 188.60 | 3302 | NASDAQ | DALN | Thu, Aug 28, 2003 | 185.60 | 187.92 | 184.32 | 187.72 | 3301 | NASDAQ | DALN | Wed, Aug 27, 2003 | 185.60 | 186.44 | 184.64 | 185.92 | 3300 | NASDAQ | DALN | Tue, Aug 26, 2003 | 187.40 | 187.88 | 183.80 | 185.20 | 3299 | NASDAQ | DALN | Mon, Aug 25, 2003 | 185.84 | 188.64 | 185.84 | 188.40 | 3298 | NASDAQ | DALN | Fri, Aug 22, 2003 | 188.28 | 188.64 | 185.20 | 185.24 | 3297 | NASDAQ | DALN | Thu, Aug 21, 2003 | 186.92 | 188.52 | 186.28 | 187.84 | 3296 | NASDAQ | DALN | Wed, Aug 20, 2003 | 184.12 | 186.00 | 182.08 | 186.00 | 3295 | NASDAQ | DALN | Tue, Aug 19, 2003 | 185.84 | 186.40 | 183.40 | 184.16 | 3294 | NASDAQ | DALN | Mon, Aug 18, 2003 | 188.00 | 188.00 | 185.40 | 186.44 | 3293 | NASDAQ | DALN | Fri, Aug 15, 2003 | 188.80 | 189.08 | 186.24 | 187.00 | 3292 | NASDAQ | DALN | Thu, Aug 14, 2003 | 188.60 | 189.08 | 186.16 | 187.72 | 3291 | NASDAQ | DALN | Wed, Aug 13, 2003 | 189.20 | 189.36 | 186.76 | 188.44 | 3290 | NASDAQ | DALN | Tue, Aug 12, 2003 | 188.00 | 188.00 | 186.16 | 187.92 | 3289 | NASDAQ | DALN | Mon, Aug 11, 2003 | 189.12 | 190.16 | 187.04 | 188.00 | 3288 | NASDAQ | DALN | Fri, Aug 8, 2003 | 191.00 | 191.00 | 187.88 | 189.12 | 3287 | NASDAQ | DALN | Thu, Aug 7, 2003 | 183.88 | 189.12 | 183.60 | 188.80 | 3286 | NASDAQ | DALN | Wed, Aug 6, 2003 | 181.48 | 183.40 | 180.16 | 183.24 | 3285 | NASDAQ | DALN | Tue, Aug 5, 2003 | 182.60 | 182.92 | 180.72 | 181.32 | 3284 | NASDAQ | DALN | Mon, Aug 4, 2003 | 185.48 | 185.68 | 182.40 | 183.08 | 3283 | NASDAQ | DALN | Fri, Aug 1, 2003 | 187.44 | 188.40 | 183.32 | 185.48 | 3282 | NASDAQ | DALN | Thu, Jul 31, 2003 | 189.92 | 190.96 | 187.76 | 187.88 | 3281 | NASDAQ | DALN | Wed, Jul 30, 2003 | 191.24 | 191.76 | 189.72 | 189.80 | 3280 | NASDAQ | DALN | Tue, Jul 29, 2003 | 184.00 | 194.00 | 184.00 | 191.20 | 3279 | NASDAQ | DALN | Mon, Jul 28, 2003 | 192.60 | 192.64 | 188.00 | 188.80 | 3278 | NASDAQ | DALN | Fri, Jul 25, 2003 | 195.60 | 197.00 | 191.60 | 192.48 | 3277 | NASDAQ | DALN | Thu, Jul 24, 2003 | 196.00 | 197.84 | 194.80 | 195.20 | 3276 | NASDAQ | DALN | Wed, Jul 23, 2003 | 195.48 | 196.40 | 194.92 | 196.00 | 3275 | NASDAQ | DALN | Tue, Jul 22, 2003 | 194.40 | 196.52 | 194.04 | 195.40 | 3274 | NASDAQ | DALN | Mon, Jul 21, 2003 | 195.00 | 196.64 | 194.04 | 195.00 | 3273 | NASDAQ | DALN | Fri, Jul 18, 2003 | 194.40 | 195.60 | 193.00 | 194.92 | 3272 | NASDAQ | DALN | Thu, Jul 17, 2003 | 191.32 | 192.96 | 190.36 | 192.44 | 3271 | NASDAQ | DALN | Wed, Jul 16, 2003 | 190.40 | 192.60 | 190.36 | 191.32 | 3270 | NASDAQ | DALN | Tue, Jul 15, 2003 | 190.12 | 191.12 | 188.00 | 190.64 | 3269 | NASDAQ | DALN | Mon, Jul 14, 2003 | 192.36 | 192.44 | 189.56 | 190.08 | 3268 | NASDAQ | DALN | Fri, Jul 11, 2003 | 193.20 | 193.60 | 190.68 | 191.96 | 3267 | NASDAQ | DALN | Thu, Jul 10, 2003 | 195.36 | 195.40 | 191.84 | 193.40 | 3266 | NASDAQ | DALN | Wed, Jul 9, 2003 | 193.40 | 196.92 | 193.20 | 196.16 | 3265 | NASDAQ | DALN | Tue, Jul 8, 2003 | 193.40 | 193.72 | 192.40 | 193.08 | 3264 | NASDAQ | DALN | Mon, Jul 7, 2003 | 194.00 | 194.80 | 192.72 | 193.36 | 3263 | NASDAQ | DALN | Thu, Jul 3, 2003 | 195.60 | 195.60 | 192.68 | 193.80 | 3262 | NASDAQ | DALN | Wed, Jul 2, 2003 | 198.12 | 198.12 | 194.16 | 196.00 | 3261 | NASDAQ | DALN | Tue, Jul 1, 2003 | 196.72 | 198.24 | 193.76 | 198.12 | 3260 | NASDAQ | DALN | Mon, Jun 30, 2003 | 200.20 | 201.00 | 196.60 | 196.72 | 3259 | NASDAQ | DALN | Fri, Jun 27, 2003 | 198.00 | 199.40 | 196.52 | 197.16 | 3258 | NASDAQ | DALN | Thu, Jun 26, 2003 | 200.80 | 201.68 | 197.64 | 198.48 | 3257 | NASDAQ | DALN | Wed, Jun 25, 2003 | 200.84 | 204.00 | 200.44 | 201.04 | 3256 | NASDAQ | DALN | Tue, Jun 24, 2003 | 199.80 | 201.40 | 199.04 | 200.60 | 3255 | NASDAQ | DALN | Mon, Jun 23, 2003 | 200.08 | 205.24 | 198.04 | 199.80 | 3254 | NASDAQ | DALN | Fri, Jun 20, 2003 | 198.00 | 200.80 | 195.88 | 200.08 | 3253 | NASDAQ | DALN | Thu, Jun 19, 2003 | 196.00 | 197.60 | 193.60 | 195.88 | 3252 | NASDAQ | DALN | Wed, Jun 18, 2003 | 197.16 | 198.56 | 195.08 | 196.68 | 3251 | NASDAQ | DALN | Tue, Jun 17, 2003 | 198.96 | 199.84 | 196.80 | 197.16 | 3250 | NASDAQ | DALN | Mon, Jun 16, 2003 | 198.60 | 199.68 | 195.40 | 198.76 | 3249 | NASDAQ | DALN | Fri, Jun 13, 2003 | 201.24 | 202.00 | 197.08 | 198.60 | 3248 | NASDAQ | DALN | Thu, Jun 12, 2003 | 205.80 | 206.00 | 200.40 | 202.24 | 3247 | NASDAQ | DALN | Wed, Jun 11, 2003 | 196.76 | 204.76 | 196.56 | 204.24 | 3246 | NASDAQ | DALN | Tue, Jun 10, 2003 | 195.40 | 197.32 | 195.40 | 196.44 | 3245 | NASDAQ | DALN | Mon, Jun 9, 2003 | 194.48 | 196.00 | 194.36 | 194.80 | 3244 | NASDAQ | DALN | Fri, Jun 6, 2003 | 196.80 | 197.80 | 194.56 | 195.48 | 3243 | NASDAQ | DALN | Thu, Jun 5, 2003 | 195.60 | 197.04 | 194.72 | 196.08 | 3242 | NASDAQ | DALN | Wed, Jun 4, 2003 | 196.00 | 197.88 | 194.52 | 196.40 | 3241 | NASDAQ | DALN | Tue, Jun 3, 2003 | 197.20 | 197.20 | 193.96 | 196.00 | 3240 | NASDAQ | DALN | Mon, Jun 2, 2003 | 196.40 | 199.32 | 195.60 | 196.72 | 3239 | NASDAQ | DALN | Fri, May 30, 2003 | 194.80 | 196.84 | 194.76 | 196.00 | 3238 | NASDAQ | DALN | Thu, May 29, 2003 | 196.40 | 196.40 | 193.36 | 194.08 | 3237 | NASDAQ | DALN | Wed, May 28, 2003 | 198.80 | 199.00 | 195.32 | 195.72 | 3236 | NASDAQ | DALN | Tue, May 27, 2003 | 194.60 | 198.40 | 194.00 | 198.20 | 3235 | NASDAQ | DALN | Fri, May 23, 2003 | 191.40 | 195.40 | 191.28 | 194.92 | 3234 | NASDAQ | DALN | Thu, May 22, 2003 | 190.52 | 191.88 | 188.20 | 191.40 | 3233 | NASDAQ | DALN | Wed, May 21, 2003 | 184.84 | 189.64 | 183.96 | 189.56 | 3232 | NASDAQ | DALN | Tue, May 20, 2003 | 189.00 | 189.00 | 183.04 | 184.60 | 3231 | NASDAQ | DALN | Mon, May 19, 2003 | 189.80 | 191.00 | 188.00 | 188.00 | 3230 | NASDAQ | DALN | Fri, May 16, 2003 | 187.76 | 190.60 | 186.04 | 190.60 | 3229 | NASDAQ | DALN | Thu, May 15, 2003 | 186.60 | 188.28 | 186.32 | 188.20 | 3228 | NASDAQ | DALN | Wed, May 14, 2003 | 187.20 | 187.48 | 184.92 | 187.12 | 3227 | NASDAQ | DALN | Tue, May 13, 2003 | 184.20 | 188.36 | 183.68 | 186.48 | 3226 | NASDAQ | DALN | Mon, May 12, 2003 | 183.68 | 186.32 | 182.48 | 184.56 | 3225 | NASDAQ | DALN | Fri, May 9, 2003 | 182.32 | 184.08 | 181.60 | 183.28 | 3224 | NASDAQ | DALN | Thu, May 8, 2003 | 181.60 | 183.52 | 181.04 | 181.92 | 3223 | NASDAQ | DALN | Wed, May 7, 2003 | 183.00 | 183.60 | 180.56 | 183.04 | 3222 | NASDAQ | DALN | Tue, May 6, 2003 | 182.40 | 183.56 | 181.40 | 182.60 | 3221 | NASDAQ | DALN | Mon, May 5, 2003 | 183.40 | 184.16 | 181.24 | 182.04 | 3220 | NASDAQ | DALN | Fri, May 2, 2003 | 181.20 | 184.80 | 180.20 | 182.88 | 3219 | NASDAQ | DALN | Thu, May 1, 2003 | 180.56 | 181.20 | 178.80 | 180.64 | 3218 | NASDAQ | DALN | Wed, Apr 30, 2003 | 179.52 | 181.76 | 178.20 | 180.60 | 3217 | NASDAQ | DALN | Tue, Apr 29, 2003 | 189.08 | 189.08 | 176.92 | 179.32 | 3216 | NASDAQ | DALN | Mon, Apr 28, 2003 | 179.16 | 180.84 | 179.04 | 180.64 | 3215 | NASDAQ | DALN | Fri, Apr 25, 2003 | 179.80 | 179.84 | 177.60 | 179.36 | 3214 | NASDAQ | DALN | Thu, Apr 24, 2003 | 180.32 | 181.64 | 179.08 | 180.24 | 3213 | NASDAQ | DALN | Wed, Apr 23, 2003 | 182.72 | 183.00 | 178.60 | 180.72 | 3212 | NASDAQ | DALN | Tue, Apr 22, 2003 | 181.56 | 184.20 | 179.36 | 183.52 | 3211 | NASDAQ | DALN | Mon, Apr 21, 2003 | 180.92 | 181.68 | 179.28 | 181.56 | 3210 | NASDAQ | DALN | Thu, Apr 17, 2003 | 176.80 | 180.92 | 176.80 | 180.92 | 3209 | NASDAQ | DALN | Wed, Apr 16, 2003 | 179.00 | 181.00 | 177.24 | 177.72 | 3208 | NASDAQ | DALN | Tue, Apr 15, 2003 | 177.60 | 178.80 | 174.80 | 178.68 | 3207 | NASDAQ | DALN | Mon, Apr 14, 2003 | 175.20 | 177.60 | 174.88 | 176.68 | 3206 | NASDAQ | DALN | Fri, Apr 11, 2003 | 176.80 | 177.04 | 174.04 | 175.20 | 3205 | NASDAQ | DALN | Thu, Apr 10, 2003 | 175.60 | 176.20 | 174.40 | 176.08 | 3204 | NASDAQ | DALN | Wed, Apr 9, 2003 | 176.60 | 177.56 | 174.52 | 175.16 | 3203 | NASDAQ | DALN | Tue, Apr 8, 2003 | 179.44 | 179.84 | 176.00 | 176.60 | 3202 | NASDAQ | DALN | Mon, Apr 7, 2003 | 180.80 | 182.60 | 179.92 | 180.40 | 3201 | NASDAQ | DALN | Fri, Apr 4, 2003 | 180.88 | 182.16 | 179.76 | 181.16 | 3200 | NASDAQ | DALN | Thu, Apr 3, 2003 | 181.68 | 182.88 | 178.40 | 180.40 | 3199 | NASDAQ | DALN | Wed, Apr 2, 2003 | 182.88 | 183.28 | 180.32 | 181.76 | 3198 | NASDAQ | DALN | Tue, Apr 1, 2003 | 178.00 | 183.20 | 177.92 | 182.52 | 3197 | NASDAQ | DALN | Mon, Mar 31, 2003 | 179.72 | 179.72 | 176.48 | 177.04 | 3196 | NASDAQ | DALN | Fri, Mar 28, 2003 | 178.08 | 180.00 | 178.08 | 179.68 | 3195 | NASDAQ | DALN | Thu, Mar 27, 2003 | 176.64 | 180.40 | 176.00 | 178.52 | 3194 | NASDAQ | DALN | Wed, Mar 26, 2003 | 177.20 | 177.40 | 175.60 | 176.76 | 3193 | NASDAQ | DALN | Tue, Mar 25, 2003 | 175.52 | 177.52 | 175.48 | 176.80 | 3192 | NASDAQ | DALN | Mon, Mar 24, 2003 | 176.20 | 177.04 | 175.00 | 175.04 | 3191 | NASDAQ | DALN | Fri, Mar 21, 2003 | 179.80 | 179.92 | 175.68 | 177.00 | 3190 | NASDAQ | DALN | Thu, Mar 20, 2003 | 176.84 | 177.20 | 174.48 | 177.16 | 3189 | NASDAQ | DALN | Wed, Mar 19, 2003 | 174.56 | 176.84 | 173.36 | 176.84 | 3188 | NASDAQ | DALN | Tue, Mar 18, 2003 | 173.00 | 174.36 | 169.88 | 174.24 | 3187 | NASDAQ | DALN | Mon, Mar 17, 2003 | 164.80 | 173.04 | 164.80 | 173.00 | 3186 | NASDAQ | DALN | Fri, Mar 14, 2003 | 166.80 | 167.88 | 165.48 | 167.16 | 3185 | NASDAQ | DALN | Thu, Mar 13, 2003 | 169.00 | 169.36 | 164.84 | 166.32 | 3184 | NASDAQ | DALN | Wed, Mar 12, 2003 | 170.64 | 170.64 | 164.56 | 166.84 | 3183 | NASDAQ | DALN | Tue, Mar 11, 2003 | 172.20 | 174.12 | 169.92 | 170.64 | 3182 | NASDAQ | DALN | Mon, Mar 10, 2003 | 172.08 | 173.40 | 171.16 | 171.80 | 3181 | NASDAQ | DALN | Fri, Mar 7, 2003 | 171.60 | 173.92 | 170.60 | 172.40 | 3180 | NASDAQ | DALN | Thu, Mar 6, 2003 | 171.52 | 172.96 | 170.76 | 172.56 | 3179 | NASDAQ | DALN | Wed, Mar 5, 2003 | 174.00 | 174.36 | 171.20 | 171.92 | 3178 | NASDAQ | DALN | Tue, Mar 4, 2003 | 175.76 | 177.04 | 173.24 | 173.84 | 3177 | NASDAQ | DALN | Mon, Mar 3, 2003 | 178.08 | 179.08 | 175.52 | 175.76 | 3176 | NASDAQ | DALN | Fri, Feb 28, 2003 | 176.60 | 179.20 | 176.56 | 178.12 | 3175 | NASDAQ | DALN | Thu, Feb 27, 2003 | 178.32 | 178.96 | 175.40 | 176.16 | 3174 | NASDAQ | DALN | Wed, Feb 26, 2003 | 175.24 | 178.16 | 174.80 | 177.16 | 3173 | NASDAQ | DALN | Tue, Feb 25, 2003 | 182.00 | 186.00 | 173.96 | 175.24 | 3172 | NASDAQ | DALN | Mon, Feb 24, 2003 | 176.00 | 177.44 | 174.80 | 176.40 | 3171 | NASDAQ | DALN | Fri, Feb 21, 2003 | 172.28 | 176.08 | 171.00 | 174.80 | 3170 | NASDAQ | DALN | Thu, Feb 20, 2003 | 176.40 | 177.40 | 172.00 | 172.24 | 3169 | NASDAQ | DALN | Wed, Feb 19, 2003 | 177.20 | 179.92 | 176.00 | 177.20 | 3168 | NASDAQ | DALN | Tue, Feb 18, 2003 | 177.20 | 179.88 | 176.00 | 177.36 | 3167 | NASDAQ | DALN | Fri, Feb 14, 2003 | 176.56 | 177.96 | 174.00 | 176.08 | 3166 | NASDAQ | DALN | Thu, Feb 13, 2003 | 176.40 | 177.96 | 174.64 | 176.04 | 3165 | NASDAQ | DALN | Wed, Feb 12, 2003 | 180.56 | 181.40 | 176.64 | 176.80 | 3164 | NASDAQ | DALN | Tue, Feb 11, 2003 | 183.12 | 183.80 | 180.16 | 180.56 | 3163 | NASDAQ | DALN | Mon, Feb 10, 2003 | 182.80 | 185.20 | 180.80 | 182.20 | 3162 | NASDAQ | DALN | Fri, Feb 7, 2003 | 184.96 | 185.16 | 182.04 | 183.24 | 3161 | NASDAQ | DALN | Thu, Feb 6, 2003 | 184.40 | 185.80 | 181.84 | 183.56 | 3160 | NASDAQ | DALN | Wed, Feb 5, 2003 | 188.80 | 188.80 | 185.00 | 185.12 | 3159 | NASDAQ | DALN | Tue, Feb 4, 2003 | 186.52 | 190.40 | 184.80 | 188.40 | 3158 | NASDAQ | DALN | Mon, Feb 3, 2003 | 188.80 | 190.40 | 186.28 | 187.28 | 3157 | NASDAQ | DALN | Fri, Jan 31, 2003 | 191.60 | 191.64 | 181.76 | 188.80 | 3156 | NASDAQ | DALN | Thu, Jan 30, 2003 | 224.00 | 224.04 | 193.56 | 193.60 | 3155 | NASDAQ | DALN | Wed, Jan 29, 2003 | 220.80 | 225.68 | 219.32 | 225.12 | 3154 | NASDAQ | DALN | Tue, Jan 28, 2003 | 215.20 | 219.28 | 214.92 | 217.88 | 3153 | NASDAQ | DALN | Mon, Jan 27, 2003 | 221.60 | 221.60 | 213.04 | 214.36 | 3152 | NASDAQ | DALN | Fri, Jan 24, 2003 | 225.40 | 225.44 | 220.96 | 221.60 | 3151 | NASDAQ | DALN | Thu, Jan 23, 2003 | 224.00 | 226.00 | 222.92 | 225.60 | 3150 | NASDAQ | DALN | Wed, Jan 22, 2003 | 222.60 | 225.92 | 221.20 | 223.24 | 3149 | NASDAQ | DALN | Tue, Jan 21, 2003 | 223.92 | 224.16 | 219.84 | 222.92 | 3148 | NASDAQ | DALN | Fri, Jan 17, 2003 | 226.60 | 227.80 | 223.80 | 223.88 | 3147 | NASDAQ | DALN | Thu, Jan 16, 2003 | 226.00 | 228.80 | 225.40 | 227.20 | 3146 | NASDAQ | DALN | Wed, Jan 15, 2003 | 222.68 | 225.88 | 221.92 | 225.60 | 3145 | NASDAQ | DALN | Tue, Jan 14, 2003 | 222.52 | 223.24 | 221.32 | 222.64 | 3144 | NASDAQ | DALN | Mon, Jan 13, 2003 | 221.08 | 224.00 | 219.04 | 222.16 | 3143 | NASDAQ | DALN | Fri, Jan 10, 2003 | 223.48 | 223.80 | 220.52 | 221.08 | 3142 | NASDAQ | DALN | Thu, Jan 9, 2003 | 219.48 | 223.76 | 218.56 | 223.44 | 3141 | NASDAQ | DALN | Wed, Jan 8, 2003 | 222.48 | 222.48 | 219.32 | 220.00 | 3140 | NASDAQ | DALN | Tue, Jan 7, 2003 | 222.84 | 223.92 | 218.64 | 222.44 | 3139 | NASDAQ | DALN | Mon, Jan 6, 2003 | 223.00 | 228.64 | 222.60 | 228.20 | 3138 | NASDAQ | DALN | Fri, Jan 3, 2003 | 223.00 | 223.08 | 221.80 | 223.04 | 3137 | NASDAQ | DALN | Thu, Jan 2, 2003 | 217.60 | 223.48 | 217.60 | 223.00 | 3136 | NASDAQ | DALN | Tue, Dec 31, 2002 | 221.92 | 221.96 | 217.80 | 220.20 | 3135 | NASDAQ | DALN | Mon, Dec 30, 2002 | 221.72 | 222.16 | 218.60 | 220.52 | 3134 | NASDAQ | DALN | Fri, Dec 27, 2002 | 222.28 | 223.00 | 218.36 | 218.64 | 3133 | NASDAQ | DALN | Thu, Dec 26, 2002 | 223.00 | 224.16 | 222.04 | 222.28 | 3132 | NASDAQ | DALN | Tue, Dec 24, 2002 | 223.84 | 223.88 | 222.20 | 222.44 | 3131 | NASDAQ | DALN | Mon, Dec 23, 2002 | 225.00 | 225.20 | 223.36 | 224.00 | 3130 | NASDAQ | DALN | Fri, Dec 20, 2002 | 223.00 | 224.00 | 222.92 | 223.64 | 3129 | NASDAQ | DALN | Thu, Dec 19, 2002 | 222.20 | 224.00 | 221.68 | 222.00 | 3128 | NASDAQ | DALN | Wed, Dec 18, 2002 | 224.40 | 224.96 | 220.60 | 223.12 | 3127 | NASDAQ | DALN | Tue, Dec 17, 2002 | 226.84 | 228.00 | 224.40 | 224.96 | 3126 | NASDAQ | DALN | Mon, Dec 16, 2002 | 228.36 | 228.36 | 225.60 | 226.80 | 3125 | NASDAQ | DALN | Fri, Dec 13, 2002 | 231.44 | 232.00 | 225.60 | 225.60 | 3124 | NASDAQ | DALN | Thu, Dec 12, 2002 | 231.80 | 232.32 | 229.92 | 231.44 | 3123 | NASDAQ | DALN | Wed, Dec 11, 2002 | 231.00 | 233.00 | 228.16 | 232.00 | 3122 | NASDAQ | DALN | Tue, Dec 10, 2002 | 228.40 | 231.24 | 226.20 | 231.08 | 3121 | NASDAQ | DALN | Mon, Dec 9, 2002 | 230.80 | 234.24 | 227.04 | 227.32 | 3120 | NASDAQ | DALN | Fri, Dec 6, 2002 | 228.16 | 230.40 | 227.44 | 230.24 | 3119 | NASDAQ | DALN | Thu, Dec 5, 2002 | 227.04 | 229.16 | 226.92 | 228.76 | 3118 | NASDAQ | DALN | Wed, Dec 4, 2002 | 227.64 | 227.76 | 224.56 | 226.12 | 3117 | NASDAQ | DALN | Tue, Dec 3, 2002 | 222.76 | 228.80 | 222.76 | 227.60 | 3116 | NASDAQ | DALN | Mon, Dec 2, 2002 | 224.00 | 224.80 | 220.80 | 222.76 | 3115 | NASDAQ | DALN | Fri, Nov 29, 2002 | 223.20 | 224.00 | 221.60 | 224.00 | 3114 | NASDAQ | DALN | Wed, Nov 27, 2002 | 222.40 | 224.60 | 221.16 | 223.76 | 3113 | NASDAQ | DALN | Tue, Nov 26, 2002 | 225.00 | 227.28 | 220.20 | 221.00 | 3112 | NASDAQ | DALN | Mon, Nov 25, 2002 | 223.40 | 224.92 | 222.08 | 223.96 | 3111 | NASDAQ | DALN | Fri, Nov 22, 2002 | 221.60 | 224.76 | 218.44 | 223.40 | 3110 | NASDAQ | DALN | Thu, Nov 21, 2002 | 220.08 | 224.28 | 217.04 | 223.08 | 3109 | NASDAQ | DALN | Wed, Nov 20, 2002 | 214.52 | 220.20 | 214.52 | 219.92 | 3108 | NASDAQ | DALN | Tue, Nov 19, 2002 | 212.20 | 217.36 | 212.16 | 214.52 | 3107 | NASDAQ | DALN | Mon, Nov 18, 2002 | 213.00 | 214.40 | 210.40 | 212.20 | 3106 | NASDAQ | DALN | Fri, Nov 15, 2002 | 212.60 | 213.80 | 210.44 | 212.36 | 3105 | NASDAQ | DALN | Thu, Nov 14, 2002 | 206.00 | 213.04 | 206.00 | 212.52 | 3104 | NASDAQ | DALN | Wed, Nov 13, 2002 | 208.80 | 210.40 | 204.76 | 205.00 | 3103 | NASDAQ | DALN | Tue, Nov 12, 2002 | 210.80 | 213.08 | 209.28 | 209.64 | 3102 | NASDAQ | DALN | Mon, Nov 11, 2002 | 206.80 | 211.60 | 206.80 | 208.60 | 3101 | NASDAQ | DALN | Fri, Nov 8, 2002 | 204.64 | 209.60 | 203.56 | 207.68 | 3100 | NASDAQ | DALN | Thu, Nov 7, 2002 | 206.40 | 207.80 | 203.36 | 204.60 | 3099 | NASDAQ | DALN | Wed, Nov 6, 2002 | 207.00 | 208.08 | 204.76 | 207.12 | 3098 | NASDAQ | DALN | Tue, Nov 5, 2002 | 206.24 | 206.40 | 200.00 | 205.20 | 3097 | NASDAQ | DALN | Mon, Nov 4, 2002 | 208.40 | 209.60 | 204.56 | 206.20 | 3096 | NASDAQ | DALN | Fri, Nov 1, 2002 | 205.20 | 209.84 | 203.60 | 207.36 | 3095 | NASDAQ | DALN | Thu, Oct 31, 2002 | 205.40 | 206.80 | 201.68 | 205.20 | 3094 | NASDAQ | DALN | Wed, Oct 30, 2002 | 199.80 | 204.72 | 199.20 | 204.00 | 3093 | NASDAQ | DALN | Tue, Oct 29, 2002 | 207.20 | 207.20 | 197.60 | 198.72 | 3092 | NASDAQ | DALN | Mon, Oct 28, 2002 | 208.60 | 211.96 | 205.00 | 209.20 | 3091 | NASDAQ | DALN | Fri, Oct 25, 2002 | 231.12 | 233.80 | 208.00 | 208.56 | 3090 | NASDAQ | DALN | Thu, Oct 24, 2002 | 263.40 | 263.40 | 230.68 | 231.08 | 3089 | NASDAQ | DALN | Wed, Oct 23, 2002 | 257.12 | 263.40 | 255.08 | 263.40 | 3088 | NASDAQ | DALN | Tue, Oct 22, 2002 | 260.40 | 260.40 | 253.80 | 257.08 | 3087 | NASDAQ | DALN | Mon, Oct 21, 2002 | 260.20 | 265.20 | 259.20 | 263.20 | 3086 | NASDAQ | DALN | Fri, Oct 18, 2002 | 267.24 | 267.24 | 259.48 | 260.20 | 3085 | NASDAQ | DALN | Thu, Oct 17, 2002 | 265.20 | 268.04 | 265.20 | 267.20 | 3084 | NASDAQ | DALN | Wed, Oct 16, 2002 | 270.44 | 270.88 | 262.40 | 263.20 | 3083 | NASDAQ | DALN | Tue, Oct 15, 2002 | 268.00 | 271.60 | 267.80 | 270.44 | 3082 | NASDAQ | DALN | Mon, Oct 14, 2002 | 254.08 | 262.20 | 254.08 | 262.00 | 3081 | NASDAQ | DALN | Fri, Oct 11, 2002 | 259.56 | 262.40 | 251.20 | 254.08 | 3080 | NASDAQ | DALN | Thu, Oct 10, 2002 | 249.00 | 261.16 | 245.20 | 259.52 | 3079 | NASDAQ | DALN | Wed, Oct 9, 2002 | 256.80 | 258.80 | 248.48 | 249.40 | 3078 | NASDAQ | DALN | Tue, Oct 8, 2002 | 262.00 | 263.60 | 253.20 | 258.40 | 3077 | NASDAQ | DALN | Mon, Oct 7, 2002 | 267.20 | 270.48 | 262.00 | 262.88 | 3076 | NASDAQ | DALN | Fri, Oct 4, 2002 | 275.00 | 278.48 | 265.64 | 268.20 | 3075 | NASDAQ | DALN | Thu, Oct 3, 2002 | 274.76 | 281.56 | 273.80 | 276.00 | 3074 | NASDAQ | DALN | Wed, Oct 2, 2002 | 275.60 | 285.92 | 274.40 | 274.56 | 3073 | NASDAQ | DALN | Tue, Oct 1, 2002 | 273.60 | 278.80 | 271.92 | 277.40 | 3072 | NASDAQ | DALN | Mon, Sep 30, 2002 | 269.00 | 274.80 | 263.60 | 271.52 | 3071 | NASDAQ | DALN | Fri, Sep 27, 2002 | 273.64 | 279.40 | 271.36 | 271.72 | 3070 | NASDAQ | DALN | Thu, Sep 26, 2002 | 266.80 | 274.00 | 266.00 | 273.64 | 3069 | NASDAQ | DALN | Wed, Sep 25, 2002 | 260.80 | 264.96 | 258.64 | 263.60 | 3068 | NASDAQ | DALN | Tue, Sep 24, 2002 | 264.04 | 264.36 | 256.80 | 257.88 | 3067 | NASDAQ | DALN | Mon, Sep 23, 2002 | 261.40 | 267.92 | 260.80 | 264.36 | 3066 | NASDAQ | DALN | Fri, Sep 20, 2002 | 266.00 | 267.80 | 264.40 | 265.40 | 3065 | NASDAQ | DALN | Thu, Sep 19, 2002 | 271.28 | 271.28 | 263.40 | 263.56 | 3064 | NASDAQ | DALN | Wed, Sep 18, 2002 | 271.60 | 274.76 | 268.92 | 271.24 | 3063 | NASDAQ | DALN | Tue, Sep 17, 2002 | 279.00 | 279.00 | 271.36 | 272.08 | 3062 | NASDAQ | DALN | Mon, Sep 16, 2002 | 280.60 | 281.88 | 278.08 | 281.72 | 3061 | NASDAQ | DALN | Fri, Sep 13, 2002 | 276.92 | 280.96 | 273.36 | 280.48 | 3060 | NASDAQ | DALN | Thu, Sep 12, 2002 | 281.72 | 282.00 | 275.56 | 277.48 | 3059 | NASDAQ | DALN | Wed, Sep 11, 2002 | 287.00 | 287.40 | 283.60 | 283.76 | 3058 | NASDAQ | DALN | Tue, Sep 10, 2002 | 287.00 | 289.16 | 284.60 | 286.00 | 3057 | NASDAQ | DALN | Mon, Sep 9, 2002 | 286.64 | 288.52 | 284.16 | 286.20 | 3056 | NASDAQ | DALN | Fri, Sep 6, 2002 | 287.60 | 290.20 | 284.80 | 286.04 | 3055 | NASDAQ | DALN | Thu, Sep 5, 2002 | 278.40 | 285.76 | 276.40 | 282.76 | 3054 | NASDAQ | DALN | Wed, Sep 4, 2002 | 281.68 | 283.36 | 274.00 | 282.28 | 3053 | NASDAQ | DALN | Tue, Sep 3, 2002 | 288.00 | 288.00 | 279.92 | 281.64 | 3052 | NASDAQ | DALN | Fri, Aug 30, 2002 | 288.40 | 295.80 | 288.12 | 292.40 | 3051 | NASDAQ | DALN | Thu, Aug 29, 2002 | 288.80 | 289.56 | 283.60 | 288.40 | 3050 | NASDAQ | DALN | Wed, Aug 28, 2002 | 293.60 | 294.04 | 287.80 | 289.80 | 3049 | NASDAQ | DALN | Tue, Aug 27, 2002 | 296.80 | 299.48 | 294.84 | 296.28 | 3048 | NASDAQ | DALN | Mon, Aug 26, 2002 | 290.00 | 294.44 | 287.04 | 292.84 | 3047 | NASDAQ | DALN | Fri, Aug 23, 2002 | 287.72 | 290.36 | 286.32 | 288.28 | 3046 | NASDAQ | DALN | Thu, Aug 22, 2002 | 283.08 | 288.76 | 282.60 | 288.24 | 3045 | NASDAQ | DALN | Wed, Aug 21, 2002 | 282.28 | 283.96 | 278.80 | 283.00 | 3044 | NASDAQ | DALN | Tue, Aug 20, 2002 | 286.20 | 286.32 | 279.32 | 282.00 | 3043 | NASDAQ | DALN | Mon, Aug 19, 2002 | 284.60 | 288.84 | 281.00 | 286.20 | 3042 | NASDAQ | DALN | Fri, Aug 16, 2002 | 286.40 | 287.24 | 281.00 | 284.52 | 3041 | NASDAQ | DALN | Thu, Aug 15, 2002 | 282.00 | 287.60 | 280.84 | 287.28 | 3040 | NASDAQ | DALN | Wed, Aug 14, 2002 | 276.00 | 280.92 | 271.80 | 280.08 | 3039 | NASDAQ | DALN | Tue, Aug 13, 2002 | 276.88 | 278.60 | 271.52 | 272.00 | 3038 | NASDAQ | DALN | Mon, Aug 12, 2002 | 273.00 | 279.48 | 270.60 | 277.08 | 3037 | NASDAQ | DALN | Fri, Aug 9, 2002 | 267.20 | 276.92 | 263.20 | 275.72 | 3036 | NASDAQ | DALN | Thu, Aug 8, 2002 | 263.60 | 270.20 | 262.00 | 270.00 | 3035 | NASDAQ | DALN | Wed, Aug 7, 2002 | 256.00 | 261.32 | 253.32 | 260.84 | 3034 | NASDAQ | DALN | Tue, Aug 6, 2002 | 250.00 | 259.48 | 250.00 | 253.76 | 3033 | NASDAQ | DALN | Mon, Aug 5, 2002 | 254.40 | 259.00 | 245.76 | 245.76 | 3032 | NASDAQ | DALN | Fri, Aug 2, 2002 | 256.40 | 261.76 | 250.56 | 256.00 | 3031 | NASDAQ | DALN | Thu, Aug 1, 2002 | 270.20 | 270.24 | 255.56 | 256.32 | 3030 | NASDAQ | DALN | Wed, Jul 31, 2002 | 262.16 | 273.60 | 260.60 | 273.60 | 3029 | NASDAQ | DALN | Tue, Jul 30, 2002 | 265.00 | 266.20 | 258.80 | 262.12 | 3028 | NASDAQ | DALN | Mon, Jul 29, 2002 | 258.00 | 268.16 | 258.00 | 268.16 | 3027 | NASDAQ | DALN | Fri, Jul 26, 2002 | 254.16 | 258.80 | 249.76 | 256.20 | 3026 | NASDAQ | DALN | Thu, Jul 25, 2002 | 260.00 | 262.56 | 245.40 | 253.84 | 3025 | NASDAQ | DALN | Wed, Jul 24, 2002 | 256.40 | 264.00 | 254.08 | 262.40 | 3024 | NASDAQ | DALN | Tue, Jul 23, 2002 | 263.40 | 267.96 | 258.56 | 259.08 | 3023 | NASDAQ | DALN | Mon, Jul 22, 2002 | 276.80 | 280.40 | 258.20 | 259.96 | 3022 | NASDAQ | DALN | Fri, Jul 19, 2002 | 295.52 | 295.52 | 277.76 | 277.76 | 3021 | NASDAQ | DALN | Thu, Jul 18, 2002 | 301.00 | 303.64 | 294.40 | 295.56 | 3020 | NASDAQ | DALN | Wed, Jul 17, 2002 | 303.20 | 309.00 | 298.92 | 300.40 | 3019 | NASDAQ | DALN | Tue, Jul 16, 2002 | 300.40 | 304.40 | 294.12 | 300.60 | 3018 | NASDAQ | DALN | Mon, Jul 15, 2002 | 300.32 | 301.04 | 288.12 | 301.04 | 3017 | NASDAQ | DALN | Fri, Jul 12, 2002 | 302.80 | 304.00 | 299.40 | 301.32 | 3016 | NASDAQ | DALN | Thu, Jul 11, 2002 | 305.04 | 307.00 | 294.00 | 300.04 | 3015 | NASDAQ | DALN | Wed, Jul 10, 2002 | 320.00 | 320.56 | 308.36 | 308.56 | 3014 | NASDAQ | DALN | Tue, Jul 9, 2002 | 323.40 | 325.36 | 318.04 | 318.04 | 3013 | NASDAQ | DALN | Mon, Jul 8, 2002 | 326.40 | 327.20 | 322.00 | 323.40 | 3012 | NASDAQ | DALN | Fri, Jul 5, 2002 | 321.00 | 327.00 | 319.88 | 327.00 | 3011 | NASDAQ | DALN | Wed, Jul 3, 2002 | 320.44 | 323.60 | 317.04 | 319.36 | 3010 | NASDAQ | DALN | Tue, Jul 2, 2002 | 330.12 | 330.76 | 321.28 | 321.44 | 3009 | NASDAQ | DALN | Mon, Jul 1, 2002 | 331.40 | 332.00 | 327.88 | 330.08 | 3008 | NASDAQ | DALN | Fri, Jun 28, 2002 | 323.40 | 332.00 | 323.40 | 330.00 | 3007 | NASDAQ | DALN | Thu, Jun 27, 2002 | 318.00 | 323.60 | 317.52 | 323.00 | 3006 | NASDAQ | DALN | Wed, Jun 26, 2002 | 316.00 | 317.40 | 311.00 | 317.16 | 3005 | NASDAQ | DALN | Tue, Jun 25, 2002 | 317.00 | 320.80 | 317.00 | 318.20 | 3004 | NASDAQ | DALN | Mon, Jun 24, 2002 | 315.40 | 316.88 | 312.68 | 315.08 | 3003 | NASDAQ | DALN | Fri, Jun 21, 2002 | 316.00 | 319.36 | 311.36 | 314.04 | 3002 | NASDAQ | DALN | Thu, Jun 20, 2002 | 320.00 | 321.20 | 316.40 | 319.00 | 3001 | NASDAQ | DALN | Wed, Jun 19, 2002 | 316.60 | 317.16 | 312.04 | 312.28 | 3000 | NASDAQ | DALN | Tue, Jun 18, 2002 | 319.24 | 319.96 | 315.32 | 316.92 | 2999 | NASDAQ | DALN | Mon, Jun 17, 2002 | 312.80 | 319.48 | 312.00 | 319.24 | 2998 | NASDAQ | DALN | Fri, Jun 14, 2002 | 311.40 | 311.72 | 305.16 | 311.08 | 2997 | NASDAQ | DALN | Thu, Jun 13, 2002 | 311.40 | 314.52 | 309.20 | 312.20 | 2996 | NASDAQ | DALN | Wed, Jun 12, 2002 | 310.60 | 312.12 | 308.00 | 311.80 | 2995 | NASDAQ | DALN | Tue, Jun 11, 2002 | 313.36 | 314.00 | 308.36 | 309.20 | 2994 | NASDAQ | DALN | Mon, Jun 10, 2002 | 317.76 | 318.72 | 311.80 | 312.36 | 2993 | NASDAQ | DALN | Fri, Jun 7, 2002 | 318.00 | 319.80 | 316.64 | 317.80 | 2992 | NASDAQ | DALN | Thu, Jun 6, 2002 | 322.80 | 324.00 | 316.20 | 318.04 | 2991 | NASDAQ | DALN | Wed, Jun 5, 2002 | 320.80 | 321.52 | 318.00 | 320.52 | 2990 | NASDAQ | DALN | Tue, Jun 4, 2002 | 323.80 | 324.56 | 320.00 | 321.92 | 2989 | NASDAQ | DALN | Mon, Jun 3, 2002 | 329.00 | 329.04 | 322.80 | 323.80 | 2988 | NASDAQ | DALN | Fri, May 31, 2002 | 328.00 | 334.60 | 328.00 | 329.00 | 2987 | NASDAQ | DALN | Thu, May 30, 2002 | 326.80 | 329.60 | 325.64 | 328.28 | 2986 | NASDAQ | DALN | Wed, May 29, 2002 | 332.68 | 332.68 | 329.80 | 331.48 | 2985 | NASDAQ | DALN | Tue, May 28, 2002 | 332.60 | 333.00 | 328.96 | 332.68 | 2984 | NASDAQ | DALN | Fri, May 24, 2002 | 336.00 | 336.04 | 331.44 | 332.60 | 2983 | NASDAQ | DALN | Thu, May 23, 2002 | 337.00 | 338.80 | 334.20 | 336.44 | 2982 | NASDAQ | DALN | Wed, May 22, 2002 | 332.00 | 337.68 | 331.60 | 336.84 | 2981 | NASDAQ | DALN | Tue, May 21, 2002 | 328.80 | 334.84 | 328.44 | 333.16 | 2980 | NASDAQ | DALN | Mon, May 20, 2002 | 331.80 | 332.16 | 329.88 | 330.48 | 2979 | NASDAQ | DALN | Fri, May 17, 2002 | 331.60 | 333.20 | 328.00 | 333.20 | 2978 | NASDAQ | DALN | Thu, May 16, 2002 | 327.00 | 334.68 | 327.00 | 333.04 | 2977 | NASDAQ | DALN | Wed, May 15, 2002 | 325.44 | 327.92 | 323.20 | 325.52 | 2976 | NASDAQ | DALN | Tue, May 14, 2002 | 324.60 | 326.52 | 324.60 | 325.76 | 2975 | NASDAQ | DALN | Mon, May 13, 2002 | 312.08 | 323.20 | 310.00 | 323.16 | 2974 | NASDAQ | DALN | Fri, May 10, 2002 | 312.00 | 317.00 | 312.00 | 313.72 | 2973 | NASDAQ | DALN | Thu, May 9, 2002 | 310.72 | 312.08 | 307.52 | 308.40 | 2972 | NASDAQ | DALN | Wed, May 8, 2002 | 308.00 | 311.60 | 306.32 | 310.72 | 2971 | NASDAQ | DALN | Tue, May 7, 2002 | 304.40 | 306.40 | 302.52 | 305.12 | 2970 | NASDAQ | DALN | Mon, May 6, 2002 | 312.08 | 312.12 | 303.84 | 304.40 | 2969 | NASDAQ | DALN | Fri, May 3, 2002 | 311.20 | 316.00 | 310.80 | 315.32 | 2968 | NASDAQ | DALN | Thu, May 2, 2002 | 307.20 | 310.40 | 304.40 | 310.20 | 2967 | NASDAQ | DALN | Wed, May 1, 2002 | 304.00 | 308.00 | 303.60 | 308.00 | 2966 | NASDAQ | DALN | Tue, Apr 30, 2002 | 307.04 | 309.60 | 306.36 | 307.52 | 2965 | NASDAQ | DALN | Mon, Apr 29, 2002 | 312.08 | 312.08 | 307.32 | 307.60 | 2964 | NASDAQ | DALN | Fri, Apr 26, 2002 | 315.80 | 315.88 | 311.44 | 312.08 | 2963 | NASDAQ | DALN | Thu, Apr 25, 2002 | 311.40 | 318.40 | 311.20 | 315.12 | 2962 | NASDAQ | DALN | Wed, Apr 24, 2002 | 315.00 | 316.04 | 312.24 | 312.24 | 2961 | NASDAQ | DALN | Tue, Apr 23, 2002 | 313.20 | 319.08 | 311.28 | 318.00 | 2960 | NASDAQ | DALN | Mon, Apr 22, 2002 | 316.40 | 318.92 | 313.60 | 316.36 | 2959 | NASDAQ | DALN | Fri, Apr 19, 2002 | 313.96 | 318.36 | 310.96 | 317.00 | 2958 | NASDAQ | DALN | Thu, Apr 18, 2002 | 315.80 | 317.16 | 310.88 | 314.00 | 2957 | NASDAQ | DALN | Wed, Apr 17, 2002 | 312.48 | 315.96 | 310.76 | 315.00 | 2956 | NASDAQ | DALN | Tue, Apr 16, 2002 | 308.00 | 310.80 | 307.36 | 310.32 | 2955 | NASDAQ | DALN | Mon, Apr 15, 2002 | 304.60 | 309.04 | 304.60 | 307.08 | 2954 | NASDAQ | DALN | Fri, Apr 12, 2002 | 309.52 | 309.56 | 298.44 | 300.60 | 2953 | NASDAQ | DALN | Thu, Apr 11, 2002 | 314.00 | 317.40 | 311.44 | 312.60 | 2952 | NASDAQ | DALN | Wed, Apr 10, 2002 | 311.20 | 314.76 | 309.20 | 314.76 | 2951 | NASDAQ | DALN | Tue, Apr 9, 2002 | 314.76 | 316.12 | 309.12 | 312.08 | 2950 | NASDAQ | DALN | Mon, Apr 8, 2002 | 315.52 | 317.24 | 314.16 | 316.12 | 2949 | NASDAQ | DALN | Fri, Apr 5, 2002 | 312.80 | 314.40 | 307.40 | 308.84 | 2948 | NASDAQ | DALN | Thu, Apr 4, 2002 | 322.96 | 324.96 | 310.40 | 312.52 | 2947 | NASDAQ | DALN | Wed, Apr 3, 2002 | 327.20 | 327.24 | 322.04 | 322.96 | 2946 | NASDAQ | DALN | Tue, Apr 2, 2002 | 321.40 | 329.28 | 321.00 | 328.68 | 2945 | NASDAQ | DALN | Mon, Apr 1, 2002 | 318.52 | 322.60 | 318.40 | 321.88 | 2944 | NASDAQ | DALN | Thu, Mar 28, 2002 | 318.40 | 320.60 | 315.52 | 317.44 | 2943 | NASDAQ | DALN | Wed, Mar 27, 2002 | 315.00 | 318.96 | 314.80 | 318.96 | 2942 | NASDAQ | DALN | Tue, Mar 26, 2002 | 313.20 | 314.80 | 311.00 | 313.40 | 2941 | NASDAQ | DALN | Mon, Mar 25, 2002 | 309.16 | 315.40 | 307.72 | 312.88 | 2940 | NASDAQ | DALN | Fri, Mar 22, 2002 | 311.92 | 311.92 | 307.40 | 309.16 | 2939 | NASDAQ | DALN | Thu, Mar 21, 2002 | 309.80 | 311.92 | 308.00 | 311.92 | 2938 | NASDAQ | DALN | Wed, Mar 20, 2002 | 310.80 | 310.92 | 308.00 | 309.40 | 2937 | NASDAQ | DALN | Tue, Mar 19, 2002 | 308.40 | 310.96 | 304.04 | 310.96 | 2936 | NASDAQ | DALN | Mon, Mar 18, 2002 | 297.60 | 303.96 | 297.60 | 303.64 | 2935 | NASDAQ | DALN | Fri, Mar 15, 2002 | 297.96 | 299.32 | 296.00 | 298.96 | 2934 | NASDAQ | DALN | Thu, Mar 14, 2002 | 298.04 | 299.20 | 294.28 | 295.52 | 2933 | NASDAQ | DALN | Wed, Mar 13, 2002 | 303.20 | 303.92 | 300.24 | 301.96 | 2932 | NASDAQ | DALN | Tue, Mar 12, 2002 | 300.00 | 303.28 | 297.68 | 303.04 | 2931 | NASDAQ | DALN | Mon, Mar 11, 2002 | 298.20 | 301.52 | 298.20 | 300.20 | 2930 | NASDAQ | DALN | Fri, Mar 8, 2002 | 296.00 | 297.36 | 291.64 | 297.20 | 2929 | NASDAQ | DALN | Thu, Mar 7, 2002 | 294.00 | 296.80 | 290.00 | 296.00 | 2928 | NASDAQ | DALN | Wed, Mar 6, 2002 | 284.00 | 293.96 | 283.60 | 293.96 | 2927 | NASDAQ | DALN | Tue, Mar 5, 2002 | 292.32 | 292.52 | 286.20 | 287.08 | 2926 | NASDAQ | DALN | Mon, Mar 4, 2002 | 287.20 | 292.88 | 287.20 | 292.80 | 2925 | NASDAQ | DALN | Fri, Mar 1, 2002 | 279.60 | 287.80 | 278.08 | 287.72 | 2924 | NASDAQ | DALN | Thu, Feb 28, 2002 | 276.60 | 280.00 | 276.40 | 277.08 | 2923 | NASDAQ | DALN | Wed, Feb 27, 2002 | 275.72 | 279.80 | 275.00 | 277.40 | 2922 | NASDAQ | DALN | Tue, Feb 26, 2002 | 276.84 | 278.80 | 273.00 | 275.48 | 2921 | NASDAQ | DALN | Mon, Feb 25, 2002 | 273.88 | 278.20 | 273.88 | 277.64 | 2920 | NASDAQ | DALN | Fri, Feb 22, 2002 | 266.56 | 275.96 | 266.52 | 275.48 | 2919 | NASDAQ | DALN | Thu, Feb 21, 2002 | 264.00 | 268.60 | 264.00 | 266.52 | 2918 | NASDAQ | DALN | Wed, Feb 20, 2002 | 258.00 | 262.80 | 258.00 | 262.20 | 2917 | NASDAQ | DALN | Tue, Feb 19, 2002 | 260.72 | 261.80 | 258.20 | 260.00 | 2916 | NASDAQ | DALN | Fri, Feb 15, 2002 | 263.60 | 265.20 | 262.00 | 263.32 | 2915 | NASDAQ | DALN | Thu, Feb 14, 2002 | 257.92 | 261.80 | 255.68 | 261.68 | 2914 | NASDAQ | DALN | Wed, Feb 13, 2002 | 256.00 | 258.36 | 252.64 | 257.92 | 2913 | NASDAQ | DALN | Tue, Feb 12, 2002 | 251.60 | 257.44 | 249.60 | 255.52 | 2912 | NASDAQ | DALN | Mon, Feb 11, 2002 | 248.12 | 253.24 | 245.04 | 252.60 | 2911 | NASDAQ | DALN | Fri, Feb 8, 2002 | 246.00 | 248.56 | 243.32 | 248.08 | 2910 | NASDAQ | DALN | Thu, Feb 7, 2002 | 244.64 | 247.40 | 243.32 | 246.12 | 2909 | NASDAQ | DALN | Wed, Feb 6, 2002 | 244.96 | 249.76 | 244.96 | 247.04 | 2908 | NASDAQ | DALN | Tue, Feb 5, 2002 | 242.20 | 247.36 | 241.12 | 244.96 | 2907 | NASDAQ | DALN | Mon, Feb 4, 2002 | 250.40 | 250.64 | 242.92 | 243.56 | 2906 | NASDAQ | DALN | Fri, Feb 1, 2002 | 245.44 | 251.44 | 245.20 | 250.40 | 2905 | NASDAQ | DALN | Thu, Jan 31, 2002 | 237.80 | 245.44 | 237.80 | 245.44 | 2904 | NASDAQ | DALN | Wed, Jan 30, 2002 | 236.04 | 239.56 | 234.00 | 237.44 | 2903 | NASDAQ | DALN | Tue, Jan 29, 2002 | 236.00 | 238.20 | 234.24 | 236.04 | 2902 | NASDAQ | DALN | Mon, Jan 28, 2002 | 240.60 | 240.92 | 237.60 | 238.44 | 2901 | NASDAQ | DALN | Fri, Jan 25, 2002 | 238.36 | 242.20 | 238.08 | 239.20 | 2900 | NASDAQ | DALN | Thu, Jan 24, 2002 | 233.40 | 239.16 | 233.40 | 238.00 | 2899 | NASDAQ | DALN | Wed, Jan 23, 2002 | 232.40 | 239.40 | 232.40 | 232.80 | 2898 | NASDAQ | DALN | Tue, Jan 22, 2002 | 233.80 | 235.32 | 230.40 | 231.00 | 2897 | NASDAQ | DALN | Fri, Jan 18, 2002 | 235.56 | 237.00 | 233.04 | 233.12 | 2896 | NASDAQ | DALN | Thu, Jan 17, 2002 | 238.00 | 238.40 | 234.24 | 234.56 | 2895 | NASDAQ | DALN | Wed, Jan 16, 2002 | 238.40 | 240.12 | 236.80 | 237.52 | 2894 | NASDAQ | DALN | Tue, Jan 15, 2002 | 237.40 | 241.84 | 237.20 | 241.80 | 2893 | NASDAQ | DALN | Mon, Jan 14, 2002 | 237.60 | 239.80 | 235.16 | 235.92 | 2892 | NASDAQ | DALN | Fri, Jan 11, 2002 | 243.16 | 244.20 | 239.64 | 239.64 | 2891 | NASDAQ | DALN | Thu, Jan 10, 2002 | 243.84 | 244.96 | 242.80 | 243.96 | 2890 | NASDAQ | DALN | Wed, Jan 9, 2002 | 242.80 | 246.00 | 241.12 | 244.36 | 2889 | NASDAQ | DALN | Tue, Jan 8, 2002 | 246.40 | 248.00 | 243.40 | 243.40 | 2888 | NASDAQ | DALN | Mon, Jan 7, 2002 | 246.04 | 249.40 | 245.68 | 248.00 | 2887 | NASDAQ | DALN | Fri, Jan 4, 2002 | 246.32 | 248.00 | 244.88 | 246.64 | 2886 | NASDAQ | DALN | Thu, Jan 3, 2002 | 248.80 | 250.00 | 244.88 | 245.32 | 2885 | NASDAQ | DALN | Wed, Jan 2, 2002 | 249.60 | 249.64 | 245.04 | 248.60 | 2884 | NASDAQ | DALN | Mon, Dec 31, 2001 | 252.80 | 253.40 | 250.00 | 250.00 | 2883 | NASDAQ | DALN | Fri, Dec 28, 2001 | 252.76 | 254.00 | 251.40 | 253.12 | 2882 | NASDAQ | DALN | Thu, Dec 27, 2001 | 245.40 | 251.60 | 244.44 | 250.36 | 2881 | NASDAQ | DALN | Wed, Dec 26, 2001 | 244.76 | 249.44 | 244.76 | 246.80 | 2880 | NASDAQ | DALN | Mon, Dec 24, 2001 | 242.40 | 245.56 | 242.40 | 244.48 | 2879 | NASDAQ | DALN | Fri, Dec 21, 2001 | 242.00 | 244.00 | 240.40 | 241.68 | 2878 | NASDAQ | DALN | Thu, Dec 20, 2001 | 239.88 | 242.00 | 238.48 | 240.20 | 2877 | NASDAQ | DALN | Wed, Dec 19, 2001 | 234.96 | 239.80 | 234.20 | 239.20 | 2876 | NASDAQ | DALN | Tue, Dec 18, 2001 | 231.48 | 235.88 | 231.48 | 235.04 | 2875 | NASDAQ | DALN | Mon, Dec 17, 2001 | 233.04 | 235.60 | 230.40 | 231.48 | 2874 | NASDAQ | DALN | Fri, Dec 14, 2001 | 230.00 | 233.56 | 229.60 | 233.00 | 2873 | NASDAQ | DALN | Thu, Dec 13, 2001 | 228.00 | 231.96 | 226.48 | 229.60 | 2872 | NASDAQ | DALN | Wed, Dec 12, 2001 | 230.12 | 234.00 | 228.24 | 232.04 | 2871 | NASDAQ | DALN | Tue, Dec 11, 2001 | 232.20 | 232.80 | 230.00 | 230.12 | 2870 | NASDAQ | DALN | Mon, Dec 10, 2001 | 232.00 | 233.96 | 229.32 | 232.12 | 2869 | NASDAQ | DALN | Fri, Dec 7, 2001 | 233.60 | 235.96 | 230.40 | 233.96 | 2868 | NASDAQ | DALN | Thu, Dec 6, 2001 | 239.68 | 239.72 | 234.48 | 235.16 | 2867 | NASDAQ | DALN | Wed, Dec 5, 2001 | 236.60 | 242.48 | 235.28 | 241.04 | 2866 | NASDAQ | DALN | Tue, Dec 4, 2001 | 233.40 | 235.20 | 228.80 | 235.00 | 2865 | NASDAQ | DALN | Mon, Dec 3, 2001 | 230.00 | 235.28 | 229.20 | 233.60 | 2864 | NASDAQ | DALN | Fri, Nov 30, 2001 | 229.56 | 233.12 | 228.44 | 232.40 | 2863 | NASDAQ | DALN | Thu, Nov 29, 2001 | 226.40 | 231.40 | 225.20 | 230.36 | 2862 | NASDAQ | DALN | Wed, Nov 28, 2001 | 227.00 | 228.80 | 223.60 | 226.40 | 2861 | NASDAQ | DALN | Tue, Nov 27, 2001 | 225.40 | 231.20 | 222.04 | 228.00 | 2860 | NASDAQ | DALN | Mon, Nov 26, 2001 | 224.00 | 227.00 | 220.24 | 227.00 | 2859 | NASDAQ | DALN | Fri, Nov 23, 2001 | 220.60 | 228.00 | 220.00 | 227.56 | 2858 | NASDAQ | DALN | Wed, Nov 21, 2001 | 229.20 | 230.16 | 222.40 | 224.52 | 2857 | NASDAQ | DALN | Tue, Nov 20, 2001 | 225.16 | 231.56 | 225.16 | 230.16 | 2856 | NASDAQ | DALN | Mon, Nov 19, 2001 | 220.00 | 222.28 | 217.04 | 222.00 | 2855 | NASDAQ | DALN | Fri, Nov 16, 2001 | 215.68 | 222.00 | 215.48 | 221.96 | 2854 | NASDAQ | DALN | Thu, Nov 15, 2001 | 222.60 | 225.80 | 215.00 | 216.60 | 2853 | NASDAQ | DALN | Wed, Nov 14, 2001 | 232.00 | 232.88 | 226.80 | 228.04 | 2852 | NASDAQ | DALN | Tue, Nov 13, 2001 | 242.80 | 244.44 | 238.00 | 242.72 | 2851 | NASDAQ | DALN | Mon, Nov 12, 2001 | 244.80 | 245.60 | 238.20 | 243.00 | 2850 | NASDAQ | DALN | Fri, Nov 9, 2001 | 247.00 | 247.84 | 243.08 | 247.44 | 2849 | NASDAQ | DALN | Thu, Nov 8, 2001 | 234.56 | 239.56 | 234.00 | 236.60 | 2848 | NASDAQ | DALN | Wed, Nov 7, 2001 | 230.64 | 234.76 | 228.00 | 233.16 | 2847 | NASDAQ | DALN | Tue, Nov 6, 2001 | 230.80 | 230.80 | 226.60 | 230.24 | 2846 | NASDAQ | DALN | Mon, Nov 5, 2001 | 233.08 | 234.40 | 231.44 | 232.24 | 2845 | NASDAQ | DALN | Fri, Nov 2, 2001 | 235.60 | 235.76 | 232.44 | 233.44 | 2844 | NASDAQ | DALN | Thu, Nov 1, 2001 | 235.40 | 239.56 | 233.68 | 238.64 | 2843 | NASDAQ | DALN | Wed, Oct 31, 2001 | 244.00 | 246.00 | 235.00 | 235.00 | 2842 | NASDAQ | DALN | Tue, Oct 30, 2001 | 250.40 | 250.40 | 241.60 | 242.08 | 2841 | NASDAQ | DALN | Mon, Oct 29, 2001 | 255.52 | 256.00 | 251.00 | 252.64 | 2840 | NASDAQ | DALN | Fri, Oct 26, 2001 | 251.40 | 256.00 | 250.00 | 255.48 | 2839 | NASDAQ | DALN | Thu, Oct 25, 2001 | 244.40 | 251.48 | 244.00 | 251.36 | 2838 | NASDAQ | DALN | Wed, Oct 24, 2001 | 246.00 | 248.72 | 242.80 | 247.96 | 2837 | NASDAQ | DALN | Tue, Oct 23, 2001 | 253.20 | 258.92 | 249.60 | 250.00 | 2836 | NASDAQ | DALN | Mon, Oct 22, 2001 | 256.08 | 259.76 | 252.80 | 258.24 | 2835 | NASDAQ | DALN | Fri, Oct 19, 2001 | 254.20 | 258.56 | 250.04 | 256.08 | 2834 | NASDAQ | DALN | Thu, Oct 18, 2001 | 263.40 | 263.40 | 254.60 | 255.20 | 2833 | NASDAQ | DALN | Wed, Oct 17, 2001 | 270.00 | 271.96 | 265.12 | 265.92 | 2832 | NASDAQ | DALN | Tue, Oct 16, 2001 | 264.00 | 269.00 | 263.88 | 268.00 | 2831 | NASDAQ | DALN | Mon, Oct 15, 2001 | 272.92 | 274.40 | 263.44 | 266.52 | 2830 | NASDAQ | DALN | Fri, Oct 12, 2001 | 273.48 | 275.84 | 271.28 | 272.88 | 2829 | NASDAQ | DALN | Thu, Oct 11, 2001 | 271.56 | 274.76 | 267.24 | 274.48 | 2828 | NASDAQ | DALN | Wed, Oct 10, 2001 | 269.88 | 271.80 | 267.80 | 269.44 | 2827 | NASDAQ | DALN | Tue, Oct 9, 2001 | 267.32 | 271.60 | 267.20 | 269.92 | 2826 | NASDAQ | DALN | Mon, Oct 8, 2001 | 262.80 | 273.04 | 260.92 | 266.32 | 2825 | NASDAQ | DALN | Fri, Oct 5, 2001 | 259.40 | 265.56 | 258.00 | 263.60 | 2824 | NASDAQ | DALN | Thu, Oct 4, 2001 | 254.00 | 262.08 | 253.20 | 260.80 | 2823 | NASDAQ | DALN | Wed, Oct 3, 2001 | 248.80 | 252.92 | 247.08 | 252.00 | 2822 | NASDAQ | DALN | Tue, Oct 2, 2001 | 247.44 | 253.60 | 247.04 | 253.60 | 2821 | NASDAQ | DALN | Mon, Oct 1, 2001 | 253.60 | 253.60 | 244.12 | 247.44 | 2820 | NASDAQ | DALN | Fri, Sep 28, 2001 | 246.24 | 254.04 | 246.24 | 254.00 | 2819 | NASDAQ | DALN | Thu, Sep 27, 2001 | 238.12 | 248.80 | 236.28 | 245.24 | 2818 | NASDAQ | DALN | Wed, Sep 26, 2001 | 238.40 | 241.16 | 236.40 | 238.00 | 2817 | NASDAQ | DALN | Tue, Sep 25, 2001 | 251.60 | 251.60 | 237.20 | 238.08 | 2816 | NASDAQ | DALN | Mon, Sep 24, 2001 | 264.00 | 266.04 | 248.80 | 249.56 | 2815 | NASDAQ | DALN | Fri, Sep 21, 2001 | 258.00 | 267.80 | 255.08 | 263.20 | 2814 | NASDAQ | DALN | Thu, Sep 20, 2001 | 276.88 | 280.00 | 267.20 | 267.20 | 2813 | NASDAQ | DALN | Wed, Sep 19, 2001 | 285.60 | 286.80 | 276.80 | 277.80 | 2812 | NASDAQ | DALN | Tue, Sep 18, 2001 | 300.00 | 300.00 | 288.40 | 288.40 | 2811 | NASDAQ | DALN | Mon, Sep 17, 2001 | 310.36 | 312.20 | 297.16 | 301.40 | 2810 | NASDAQ | DALN | Mon, Sep 10, 2001 | 312.04 | 312.04 | 306.40 | 307.68 | 2809 | NASDAQ | DALN | Fri, Sep 7, 2001 | 312.40 | 313.60 | 310.16 | 312.00 | 2808 | NASDAQ | DALN | Thu, Sep 6, 2001 | 313.60 | 315.44 | 311.60 | 311.92 | 2807 | NASDAQ | DALN | Wed, Sep 5, 2001 | 315.00 | 315.60 | 312.00 | 312.60 | 2806 | NASDAQ | DALN | Tue, Sep 4, 2001 | 310.84 | 316.72 | 310.84 | 315.12 | 2805 | NASDAQ | DALN | Fri, Aug 31, 2001 | 308.80 | 313.16 | 307.20 | 310.84 | 2804 | NASDAQ | DALN | Thu, Aug 30, 2001 | 312.00 | 316.80 | 309.84 | 310.84 | 2803 | NASDAQ | DALN | Wed, Aug 29, 2001 | 313.20 | 318.00 | 312.56 | 312.56 | 2802 | NASDAQ | DALN | Tue, Aug 28, 2001 | 312.20 | 313.40 | 310.60 | 311.60 | 2801 | NASDAQ | DALN | Mon, Aug 27, 2001 | 313.80 | 316.00 | 312.00 | 312.00 | 2800 | NASDAQ | DALN | Fri, Aug 24, 2001 | 310.48 | 314.76 | 309.00 | 313.24 | 2799 | NASDAQ | DALN | Thu, Aug 23, 2001 | 307.60 | 311.20 | 306.04 | 310.48 | 2798 | NASDAQ | DALN | Wed, Aug 22, 2001 | 310.00 | 315.80 | 306.76 | 306.76 | 2797 | NASDAQ | DALN | Tue, Aug 21, 2001 | 307.80 | 309.60 | 306.80 | 307.40 | 2796 | NASDAQ | DALN | Mon, Aug 20, 2001 | 307.80 | 308.76 | 306.08 | 306.88 | 2795 | NASDAQ | DALN | Fri, Aug 17, 2001 | 311.52 | 312.40 | 308.80 | 308.80 | 2794 | NASDAQ | DALN | Thu, Aug 16, 2001 | 315.84 | 316.60 | 307.04 | 312.52 | 2793 | NASDAQ | DALN | Wed, Aug 15, 2001 | 308.16 | 316.52 | 307.00 | 315.60 | 2792 | NASDAQ | DALN | Tue, Aug 14, 2001 | 307.00 | 308.28 | 305.20 | 308.28 | 2791 | NASDAQ | DALN | Mon, Aug 13, 2001 | 307.00 | 311.88 | 306.00 | 306.68 | 2790 | NASDAQ | DALN | Fri, Aug 10, 2001 | 302.64 | 309.48 | 302.64 | 306.92 | 2789 | NASDAQ | DALN | Thu, Aug 9, 2001 | 300.40 | 303.96 | 297.72 | 302.64 | 2788 | NASDAQ | DALN | Wed, Aug 8, 2001 | 309.00 | 309.40 | 300.00 | 300.40 | 2787 | NASDAQ | DALN | Tue, Aug 7, 2001 | 308.80 | 309.20 | 305.40 | 306.68 | 2786 | NASDAQ | DALN | Mon, Aug 6, 2001 | 306.00 | 309.60 | 305.24 | 305.64 | 2785 | NASDAQ | DALN | Fri, Aug 3, 2001 | 309.00 | 309.92 | 303.64 | 306.00 | 2784 | NASDAQ | DALN | Thu, Aug 2, 2001 | 309.00 | 309.92 | 305.16 | 308.96 | 2783 | NASDAQ | DALN | Wed, Aug 1, 2001 | 314.00 | 316.40 | 306.80 | 306.92 | 2782 | NASDAQ | DALN | Tue, Jul 31, 2001 | 310.96 | 314.44 | 308.00 | 309.12 | 2781 | NASDAQ | DALN | Mon, Jul 30, 2001 | 312.76 | 314.96 | 307.80 | 310.44 | 2780 | NASDAQ | DALN | Fri, Jul 27, 2001 | 307.56 | 311.96 | 298.76 | 311.68 | 2779 | NASDAQ | DALN | Thu, Jul 26, 2001 | 297.80 | 304.00 | 297.40 | 302.92 | 2778 | NASDAQ | DALN | Wed, Jul 25, 2001 | 285.60 | 298.16 | 284.84 | 297.60 | 2777 | NASDAQ | DALN | Tue, Jul 24, 2001 | 291.20 | 291.20 | 280.32 | 283.20 | 2776 | NASDAQ | DALN | Mon, Jul 23, 2001 | 296.00 | 296.96 | 290.72 | 291.12 | 2775 | NASDAQ | DALN | Fri, Jul 20, 2001 | 293.20 | 295.36 | 291.60 | 293.96 | 2774 | NASDAQ | DALN | Thu, Jul 19, 2001 | 286.80 | 291.96 | 286.80 | 290.44 | 2773 | NASDAQ | DALN | Wed, Jul 18, 2001 | 288.00 | 288.80 | 282.36 | 285.44 | 2772 | NASDAQ | DALN | Tue, Jul 17, 2001 | 297.20 | 299.20 | 289.80 | 293.40 | 2771 | NASDAQ | DALN | Mon, Jul 16, 2001 | 304.00 | 304.00 | 295.44 | 297.20 | 2770 | NASDAQ | DALN | Fri, Jul 13, 2001 | 299.92 | 304.72 | 296.00 | 303.16 | 2769 | NASDAQ | DALN | Thu, Jul 12, 2001 | 299.60 | 302.60 | 296.00 | 299.20 | 2768 | NASDAQ | DALN | Wed, Jul 11, 2001 | 303.20 | 303.96 | 300.76 | 302.68 | 2767 | NASDAQ | DALN | Tue, Jul 10, 2001 | 310.08 | 313.60 | 308.00 | 309.40 | 2766 | NASDAQ | DALN | Mon, Jul 9, 2001 | 326.72 | 326.72 | 317.20 | 317.44 | 2765 | NASDAQ | DALN | Fri, Jul 6, 2001 | 325.32 | 329.56 | 323.20 | 327.72 | 2764 | NASDAQ | DALN | Thu, Jul 5, 2001 | 321.52 | 327.04 | 321.44 | 325.12 | 2763 | NASDAQ | DALN | Tue, Jul 3, 2001 | 318.96 | 322.20 | 318.96 | 320.12 | 2762 | NASDAQ | DALN | Mon, Jul 2, 2001 | 324.80 | 325.28 | 318.80 | 321.96 | 2761 | NASDAQ | DALN | Fri, Jun 29, 2001 | 319.16 | 327.00 | 317.76 | 323.20 | 2760 | NASDAQ | DALN | Thu, Jun 28, 2001 | 321.40 | 323.92 | 316.48 | 317.04 | 2759 | NASDAQ | DALN | Wed, Jun 27, 2001 | 330.64 | 331.00 | 324.84 | 325.96 | 2758 | NASDAQ | DALN | Tue, Jun 26, 2001 | 334.32 | 335.04 | 329.48 | 334.92 | 2757 | NASDAQ | DALN | Mon, Jun 25, 2001 | 334.92 | 335.92 | 328.84 | 334.32 | 2756 | NASDAQ | DALN | Fri, Jun 22, 2001 | 327.80 | 334.40 | 322.44 | 334.40 | 2755 | NASDAQ | DALN | Thu, Jun 21, 2001 | 330.40 | 330.56 | 322.00 | 325.52 | 2754 | NASDAQ | DALN | Wed, Jun 20, 2001 | 333.80 | 338.40 | 329.60 | 329.64 | 2753 | NASDAQ | DALN | Tue, Jun 19, 2001 | 334.40 | 337.08 | 332.96 | 334.72 | 2752 | NASDAQ | DALN | Mon, Jun 18, 2001 | 336.80 | 338.32 | 333.64 | 334.40 | 2751 | NASDAQ | DALN | Fri, Jun 15, 2001 | 342.88 | 342.88 | 336.08 | 336.80 | 2750 | NASDAQ | DALN | Thu, Jun 14, 2001 | 339.12 | 339.12 | 334.20 | 334.92 | 2749 | NASDAQ | DALN | Wed, Jun 13, 2001 | 348.00 | 348.52 | 338.24 | 339.52 | 2748 | NASDAQ | DALN | Tue, Jun 12, 2001 | 341.80 | 343.52 | 339.36 | 342.60 | 2747 | NASDAQ | DALN | Mon, Jun 11, 2001 | 339.92 | 342.44 | 338.64 | 338.80 | 2746 | NASDAQ | DALN | Fri, Jun 8, 2001 | 337.00 | 339.00 | 332.00 | 337.16 | 2745 | NASDAQ | DALN | Thu, Jun 7, 2001 | 336.00 | 339.20 | 334.80 | 335.08 | 2744 | NASDAQ | DALN | Wed, Jun 6, 2001 | 341.24 | 341.96 | 337.24 | 338.44 | 2743 | NASDAQ | DALN | Tue, Jun 5, 2001 | 346.68 | 347.40 | 344.36 | 346.40 | 2742 | NASDAQ | DALN | Mon, Jun 4, 2001 | 344.16 | 347.96 | 343.60 | 346.64 | 2741 | NASDAQ | DALN | Fri, Jun 1, 2001 | 342.60 | 343.04 | 337.28 | 341.12 | 2740 | NASDAQ | DALN | Thu, May 31, 2001 | 339.56 | 342.92 | 336.44 | 342.56 | 2739 | NASDAQ | DALN | Wed, May 30, 2001 | 343.56 | 344.60 | 338.00 | 339.56 | 2738 | NASDAQ | DALN | Tue, May 29, 2001 | 343.60 | 345.24 | 342.28 | 342.56 | 2737 | NASDAQ | DALN | Fri, May 25, 2001 | 342.20 | 342.40 | 339.20 | 341.52 | 2736 | NASDAQ | DALN | Thu, May 24, 2001 | 343.24 | 343.40 | 340.08 | 342.16 | 2735 | NASDAQ | DALN | Wed, May 23, 2001 | 349.52 | 349.92 | 342.48 | 343.24 | 2734 | NASDAQ | DALN | Tue, May 22, 2001 | 349.52 | 352.20 | 348.84 | 350.32 | 2733 | NASDAQ | DALN | Mon, May 21, 2001 | 360.48 | 361.60 | 353.60 | 355.16 | 2732 | NASDAQ | DALN | Fri, May 18, 2001 | 354.80 | 359.60 | 354.80 | 359.60 | 2731 | NASDAQ | DALN | Thu, May 17, 2001 | 351.32 | 356.00 | 347.04 | 353.04 | 2730 | NASDAQ | DALN | Wed, May 16, 2001 | 347.60 | 353.00 | 346.60 | 351.32 | 2729 | NASDAQ | DALN | Tue, May 15, 2001 | 348.88 | 349.92 | 347.40 | 349.24 | 2728 | NASDAQ | DALN | Mon, May 14, 2001 | 345.00 | 347.16 | 343.00 | 346.72 | 2727 | NASDAQ | DALN | Fri, May 11, 2001 | 339.60 | 340.88 | 336.80 | 340.20 | 2726 | NASDAQ | DALN | Thu, May 10, 2001 | 340.52 | 346.00 | 338.40 | 340.96 | 2725 | NASDAQ | DALN | Wed, May 9, 2001 | 339.20 | 341.60 | 337.20 | 340.48 | 2724 | NASDAQ | DALN | Tue, May 8, 2001 | 332.84 | 337.00 | 327.56 | 336.48 | 2723 | NASDAQ | DALN | Mon, May 7, 2001 | 331.40 | 333.32 | 329.28 | 332.84 | 2722 | NASDAQ | DALN | Fri, May 4, 2001 | 332.12 | 335.20 | 329.40 | 330.60 | 2721 | NASDAQ | DALN | Thu, May 3, 2001 | 329.16 | 331.96 | 321.60 | 327.96 | 2720 | NASDAQ | DALN | Wed, May 2, 2001 | 343.00 | 343.00 | 328.40 | 329.16 | 2719 | NASDAQ | DALN | Tue, May 1, 2001 | 349.40 | 350.36 | 344.00 | 347.84 | 2718 | NASDAQ | DALN | Mon, Apr 30, 2001 | 351.88 | 354.80 | 346.80 | 350.00 | 2717 | NASDAQ | DALN | Fri, Apr 27, 2001 | 348.00 | 353.40 | 343.96 | 351.88 | 2716 | NASDAQ | DALN | Thu, Apr 26, 2001 | 348.00 | 351.60 | 343.92 | 348.00 | 2715 | NASDAQ | DALN | Wed, Apr 25, 2001 | 338.00 | 347.96 | 338.00 | 344.36 | 2714 | NASDAQ | DALN | Tue, Apr 24, 2001 | 342.00 | 344.80 | 336.88 | 339.00 | 2713 | NASDAQ | DALN | Mon, Apr 23, 2001 | 335.84 | 342.64 | 335.84 | 341.64 | 2712 | NASDAQ | DALN | Fri, Apr 20, 2001 | 334.40 | 340.80 | 333.56 | 334.16 | 2711 | NASDAQ | DALN | Thu, Apr 19, 2001 | 337.04 | 337.08 | 330.80 | 332.40 | 2710 | NASDAQ | DALN | Wed, Apr 18, 2001 | 340.00 | 340.96 | 335.00 | 337.84 | 2709 | NASDAQ | DALN | Tue, Apr 17, 2001 | 334.00 | 344.00 | 334.00 | 344.00 | 2708 | NASDAQ | DALN | Mon, Apr 16, 2001 | 326.44 | 338.96 | 326.44 | 338.76 | 2707 | NASDAQ | DALN | Thu, Apr 12, 2001 | 321.48 | 327.96 | 319.76 | 323.64 | 2706 | NASDAQ | DALN | Wed, Apr 11, 2001 | 324.80 | 324.84 | 318.00 | 320.68 | 2705 | NASDAQ | DALN | Tue, Apr 10, 2001 | 326.40 | 328.80 | 322.76 | 328.16 | 2704 | NASDAQ | DALN | Mon, Apr 9, 2001 | 317.00 | 325.20 | 317.00 | 324.44 | 2703 | NASDAQ | DALN | Fri, Apr 6, 2001 | 310.12 | 316.00 | 306.00 | 315.76 | 2702 | NASDAQ | DALN | Thu, Apr 5, 2001 | 304.40 | 312.40 | 302.44 | 310.72 | 2701 | NASDAQ | DALN | Wed, Apr 4, 2001 | 296.76 | 307.00 | 296.76 | 302.84 | 2700 | NASDAQ | DALN | Tue, Apr 3, 2001 | 298.00 | 301.60 | 293.60 | 293.96 | 2699 | NASDAQ | DALN | Mon, Apr 2, 2001 | 307.60 | 308.80 | 297.20 | 298.68 | 2698 | NASDAQ | DALN | Fri, Mar 30, 2001 | 309.00 | 313.56 | 309.00 | 312.48 | 2697 | NASDAQ | DALN | Thu, Mar 29, 2001 | 304.80 | 306.92 | 302.20 | 305.48 | 2696 | NASDAQ | DALN | Wed, Mar 28, 2001 | 305.20 | 308.60 | 303.56 | 305.72 | 2695 | NASDAQ | DALN | Tue, Mar 27, 2001 | 305.60 | 310.00 | 302.08 | 307.56 | 2694 | NASDAQ | DALN | Mon, Mar 26, 2001 | 301.12 | 306.56 | 299.60 | 300.64 | 2693 | NASDAQ | DALN | Fri, Mar 23, 2001 | 299.76 | 301.76 | 295.80 | 299.12 | 2692 | NASDAQ | DALN | Thu, Mar 22, 2001 | 308.44 | 308.44 | 292.48 | 299.76 | 2691 | NASDAQ | DALN | Wed, Mar 21, 2001 | 312.08 | 312.08 | 304.92 | 308.44 | 2690 | NASDAQ | DALN | Tue, Mar 20, 2001 | 310.84 | 315.40 | 308.20 | 312.04 | 2689 | NASDAQ | DALN | Mon, Mar 19, 2001 | 308.20 | 312.76 | 307.20 | 309.92 | 2688 | NASDAQ | DALN | Fri, Mar 16, 2001 | 301.20 | 303.04 | 300.00 | 301.56 | 2687 | NASDAQ | DALN | Thu, Mar 15, 2001 | 303.20 | 303.40 | 295.88 | 296.40 | 2686 | NASDAQ | DALN | Wed, Mar 14, 2001 | 304.80 | 305.00 | 298.60 | 301.68 | 2685 | NASDAQ | DALN | Tue, Mar 13, 2001 | 310.00 | 310.04 | 301.60 | 304.00 | 2684 | NASDAQ | DALN | Mon, Mar 12, 2001 | 314.24 | 314.60 | 307.20 | 310.32 | 2683 | NASDAQ | DALN | Fri, Mar 9, 2001 | 314.00 | 317.80 | 312.20 | 314.24 | 2682 | NASDAQ | DALN | Thu, Mar 8, 2001 | 312.00 | 315.88 | 306.40 | 313.96 | 2681 | NASDAQ | DALN | Wed, Mar 7, 2001 | 308.00 | 311.00 | 308.00 | 310.56 | 2680 | NASDAQ | DALN | Tue, Mar 6, 2001 | 301.96 | 307.80 | 300.00 | 306.64 | 2679 | NASDAQ | DALN | Mon, Mar 5, 2001 | 298.56 | 302.80 | 296.08 | 301.96 | 2678 | NASDAQ | DALN | Fri, Mar 2, 2001 | 293.80 | 296.20 | 293.00 | 296.04 | 2677 | NASDAQ | DALN | Thu, Mar 1, 2001 | 288.00 | 293.20 | 287.48 | 289.64 | 2676 | NASDAQ | DALN | Wed, Feb 28, 2001 | 289.64 | 290.00 | 286.44 | 288.00 | 2675 | NASDAQ | DALN | Tue, Feb 27, 2001 | 291.60 | 294.92 | 288.20 | 289.64 | 2674 | NASDAQ | DALN | Mon, Feb 26, 2001 | 280.04 | 292.16 | 280.04 | 289.64 | 2673 | NASDAQ | DALN | Fri, Feb 23, 2001 | 286.00 | 289.12 | 280.20 | 282.76 | 2672 | NASDAQ | DALN | Thu, Feb 22, 2001 | 287.60 | 289.40 | 283.28 | 284.24 | 2671 | NASDAQ | DALN | Wed, Feb 21, 2001 | 292.00 | 293.68 | 283.72 | 285.24 | 2670 | NASDAQ | DALN | Tue, Feb 20, 2001 | 284.44 | 291.20 | 284.44 | 291.04 | 2669 | NASDAQ | DALN | Fri, Feb 16, 2001 | 284.44 | 289.88 | 281.40 | 284.04 | 2668 | NASDAQ | DALN | Thu, Feb 15, 2001 | 284.44 | 285.48 | 280.60 | 284.44 | 2667 | NASDAQ | DALN | Wed, Feb 14, 2001 | 286.00 | 293.92 | 284.80 | 287.08 | 2666 | NASDAQ | DALN | Tue, Feb 13, 2001 | 286.80 | 286.92 | 280.96 | 286.92 | 2665 | NASDAQ | DALN | Mon, Feb 12, 2001 | 291.20 | 291.52 | 287.64 | 289.56 | 2664 | NASDAQ | DALN | Fri, Feb 9, 2001 | 287.56 | 295.76 | 287.56 | 291.16 | 2663 | NASDAQ | DALN | Thu, Feb 8, 2001 | 286.16 | 292.00 | 284.40 | 286.56 | 2662 | NASDAQ | DALN | Wed, Feb 7, 2001 | 283.72 | 287.00 | 279.04 | 286.16 | 2661 | NASDAQ | DALN | Tue, Feb 6, 2001 | 283.44 | 285.20 | 280.52 | 284.56 | 2660 | NASDAQ | DALN | Mon, Feb 5, 2001 | 280.40 | 285.60 | 280.40 | 283.84 | 2659 | NASDAQ | DALN | Fri, Feb 2, 2001 | 276.52 | 280.60 | 276.52 | 277.96 | 2658 | NASDAQ | DALN | Thu, Feb 1, 2001 | 279.80 | 279.80 | 274.40 | 275.52 | 2657 | NASDAQ | DALN | Wed, Jan 31, 2001 | 278.00 | 280.96 | 276.80 | 277.60 | 2656 | NASDAQ | DALN | Tue, Jan 30, 2001 | 278.44 | 278.44 | 270.00 | 275.80 | 2655 | NASDAQ | DALN | Mon, Jan 29, 2001 | 284.00 | 284.80 | 277.64 | 278.44 | 2654 | NASDAQ | DALN | Fri, Jan 26, 2001 | 287.00 | 290.00 | 278.25 | 282.00 | 2653 | NASDAQ | DALN | Thu, Jan 25, 2001 | 273.50 | 287.00 | 273.50 | 287.00 | 2652 | NASDAQ | DALN | Wed, Jan 24, 2001 | 273.50 | 276.75 | 273.00 | 273.25 | 2651 | NASDAQ | DALN | Tue, Jan 23, 2001 | 269.75 | 273.75 | 265.75 | 273.25 | 2650 | NASDAQ | DALN | Mon, Jan 22, 2001 | 269.75 | 271.00 | 267.00 | 269.75 | 2649 | NASDAQ | DALN | Fri, Jan 19, 2001 | 268.50 | 269.50 | 265.00 | 267.75 | 2648 | NASDAQ | DALN | Thu, Jan 18, 2001 | 271.75 | 273.75 | 266.25 | 269.50 | 2647 | NASDAQ | DALN | Wed, Jan 17, 2001 | 281.25 | 282.00 | 271.00 | 271.75 | 2646 | NASDAQ | DALN | Tue, Jan 16, 2001 | 279.50 | 282.50 | 277.00 | 281.25 | 2645 | NASDAQ | DALN | Fri, Jan 12, 2001 | 279.50 | 281.00 | 277.50 | 279.50 | 2644 | NASDAQ | DALN | Thu, Jan 11, 2001 | 281.25 | 285.00 | 279.25 | 282.75 | 2643 | NASDAQ | DALN | Wed, Jan 10, 2001 | 280.25 | 282.00 | 273.50 | 277.25 | 2642 | NASDAQ | DALN | Tue, Jan 9, 2001 | 283.50 | 285.75 | 275.50 | 278.50 | 2641 | NASDAQ | DALN | Mon, Jan 8, 2001 | 288.00 | 290.50 | 284.25 | 284.50 | 2640 | NASDAQ | DALN | Fri, Jan 5, 2001 | 280.50 | 291.50 | 280.50 | 287.50 | 2639 | NASDAQ | DALN | Thu, Jan 4, 2001 | 280.00 | 281.25 | 276.00 | 281.00 | 2638 | NASDAQ | DALN | Wed, Jan 3, 2001 | 291.00 | 293.75 | 280.00 | 280.00 | 2637 | NASDAQ | DALN | Tue, Jan 2, 2001 | 292.75 | 301.75 | 292.75 | 295.75 | 2636 | NASDAQ | DALN | Fri, Dec 29, 2000 | 303.50 | 304.75 | 292.00 | 292.25 | 2635 | NASDAQ | DALN | Thu, Dec 28, 2000 | 298.75 | 305.00 | 296.75 | 304.25 | 2634 | NASDAQ | DALN | Wed, Dec 27, 2000 | 292.50 | 296.75 | 289.25 | 295.50 | 2633 | NASDAQ | DALN | Tue, Dec 26, 2000 | 276.25 | 295.00 | 276.25 | 293.50 | 2632 | NASDAQ | DALN | Fri, Dec 22, 2000 | 266.50 | 276.75 | 266.25 | 276.25 | 2631 | NASDAQ | DALN | Thu, Dec 21, 2000 | 259.00 | 275.75 | 258.75 | 264.00 | 2630 | NASDAQ | DALN | Wed, Dec 20, 2000 | 254.00 | 257.00 | 247.25 | 251.25 | 2629 | NASDAQ | DALN | Tue, Dec 19, 2000 | 248.50 | 257.00 | 246.75 | 249.50 | 2628 | NASDAQ | DALN | Mon, Dec 18, 2000 | 236.00 | 243.50 | 235.50 | 243.00 | 2627 | NASDAQ | DALN | Fri, Dec 15, 2000 | 235.25 | 238.75 | 234.50 | 234.50 | 2626 | NASDAQ | DALN | Thu, Dec 14, 2000 | 242.00 | 243.00 | 235.00 | 235.25 | 2625 | NASDAQ | DALN | Wed, Dec 13, 2000 | 245.00 | 247.00 | 242.50 | 243.75 | 2624 | NASDAQ | DALN | Tue, Dec 12, 2000 | 241.00 | 245.25 | 240.50 | 244.25 | 2623 | NASDAQ | DALN | Mon, Dec 11, 2000 | 242.00 | 244.50 | 239.75 | 242.00 | 2622 | NASDAQ | DALN | Fri, Dec 8, 2000 | 238.00 | 240.50 | 233.25 | 240.00 | 2621 | NASDAQ | DALN | Thu, Dec 7, 2000 | 241.00 | 243.50 | 237.00 | 237.50 | 2620 | NASDAQ | DALN | Wed, Dec 6, 2000 | 241.00 | 242.00 | 234.75 | 241.00 | 2619 | NASDAQ | DALN | Tue, Dec 5, 2000 | 249.00 | 251.25 | 239.75 | 241.00 | 2618 | NASDAQ | DALN | Mon, Dec 4, 2000 | 247.00 | 252.25 | 247.00 | 249.00 | 2617 | NASDAQ | DALN | Fri, Dec 1, 2000 | 248.00 | 250.50 | 245.25 | 247.25 | 2616 | NASDAQ | DALN | Thu, Nov 30, 2000 | 248.25 | 251.25 | 242.50 | 245.00 | 2615 | NASDAQ | DALN | Wed, Nov 29, 2000 | 254.00 | 254.50 | 247.25 | 248.25 | 2614 | NASDAQ | DALN | Tue, Nov 28, 2000 | 256.75 | 259.50 | 253.00 | 253.00 | 2613 | NASDAQ | DALN | Mon, Nov 27, 2000 | 252.75 | 260.00 | 250.00 | 257.75 | 2612 | NASDAQ | DALN | Fri, Nov 24, 2000 | 252.00 | 252.50 | 249.25 | 251.25 | 2611 | NASDAQ | DALN | Wed, Nov 22, 2000 | 250.00 | 253.50 | 249.50 | 253.00 | 2610 | NASDAQ | DALN | Tue, Nov 21, 2000 | 249.25 | 253.25 | 249.25 | 251.25 | 2609 | NASDAQ | DALN | Mon, Nov 20, 2000 | 250.00 | 251.50 | 247.25 | 247.75 | 2608 | NASDAQ | DALN | Fri, Nov 17, 2000 | 251.75 | 251.75 | 248.25 | 248.75 | 2607 | NASDAQ | DALN | Thu, Nov 16, 2000 | 251.75 | 253.75 | 250.25 | 251.75 | 2606 | NASDAQ | DALN | Wed, Nov 15, 2000 | 250.00 | 251.50 | 249.25 | 251.25 | 2605 | NASDAQ | DALN | Tue, Nov 14, 2000 | 247.00 | 249.50 | 245.00 | 247.75 | 2604 | NASDAQ | DALN | Mon, Nov 13, 2000 | 245.50 | 250.00 | 245.50 | 246.25 | 2603 | NASDAQ | DALN | Fri, Nov 10, 2000 | 243.25 | 246.75 | 243.25 | 244.75 | 2602 | NASDAQ | DALN | Thu, Nov 9, 2000 | 246.25 | 247.00 | 240.25 | 243.00 | 2601 | NASDAQ | DALN | Wed, Nov 8, 2000 | 245.50 | 247.50 | 243.25 | 243.50 | 2600 | NASDAQ | DALN | Tue, Nov 7, 2000 | 241.75 | 247.75 | 241.75 | 245.50 | 2599 | NASDAQ | DALN | Mon, Nov 6, 2000 | 235.50 | 242.75 | 232.50 | 241.50 | 2598 | NASDAQ | DALN | Fri, Nov 3, 2000 | 253.75 | 256.00 | 250.75 | 251.25 | 2597 | NASDAQ | DALN | Thu, Nov 2, 2000 | 252.50 | 256.00 | 249.00 | 253.50 | 2596 | NASDAQ | DALN | Wed, Nov 1, 2000 | 252.00 | 258.75 | 252.00 | 255.00 | 2595 | NASDAQ | DALN | Tue, Oct 31, 2000 | 248.75 | 250.50 | 244.75 | 248.00 | 2594 | NASDAQ | DALN | Mon, Oct 30, 2000 | 243.00 | 248.75 | 241.50 | 246.75 | 2593 | NASDAQ | DALN | Fri, Oct 27, 2000 | 247.25 | 248.00 | 240.00 | 243.00 | 2592 | NASDAQ | DALN | Thu, Oct 26, 2000 | 247.25 | 252.50 | 247.25 | 248.25 | 2591 | NASDAQ | DALN | Wed, Oct 25, 2000 | 250.75 | 253.25 | 244.75 | 245.25 | 2590 | NASDAQ | DALN | Tue, Oct 24, 2000 | 258.50 | 259.50 | 249.50 | 249.75 | 2589 | NASDAQ | DALN | Mon, Oct 23, 2000 | 261.75 | 262.50 | 255.25 | 258.00 | 2588 | NASDAQ | DALN | Fri, Oct 20, 2000 | 255.00 | 261.75 | 254.00 | 260.75 | 2587 | NASDAQ | DALN | Thu, Oct 19, 2000 | 255.75 | 261.75 | 252.50 | 254.25 | 2586 | NASDAQ | DALN | Wed, Oct 18, 2000 | 260.00 | 262.00 | 254.00 | 255.00 | 2585 | NASDAQ | DALN | Tue, Oct 17, 2000 | 260.00 | 265.50 | 259.00 | 259.00 | 2584 | NASDAQ | DALN | Mon, Oct 16, 2000 | 264.00 | 264.00 | 256.50 | 260.00 | 2583 | NASDAQ | DALN | Fri, Oct 13, 2000 | 275.50 | 275.50 | 263.50 | 264.25 | 2582 | NASDAQ | DALN | Thu, Oct 12, 2000 | 275.00 | 284.00 | 275.00 | 275.00 | 2581 | NASDAQ | DALN | Wed, Oct 11, 2000 | 275.00 | 280.00 | 269.50 | 273.50 | 2580 | NASDAQ | DALN | Tue, Oct 10, 2000 | 270.00 | 275.75 | 268.00 | 274.00 | 2579 | NASDAQ | DALN | Mon, Oct 9, 2000 | 259.50 | 264.75 | 259.50 | 264.00 | 2578 | NASDAQ | DALN | Fri, Oct 6, 2000 | 262.75 | 268.00 | 255.50 | 257.25 | 2577 | NASDAQ | DALN | Thu, Oct 5, 2000 | 261.25 | 264.75 | 258.25 | 261.75 | 2576 | NASDAQ | DALN | Wed, Oct 4, 2000 | 268.75 | 268.75 | 261.00 | 261.50 | 2575 | NASDAQ | DALN | Tue, Oct 3, 2000 | 269.50 | 270.00 | 266.75 | 269.50 | 2574 | NASDAQ | DALN | Mon, Oct 2, 2000 | 268.75 | 271.00 | 265.00 | 266.75 | 2573 | NASDAQ | DALN | Fri, Sep 29, 2000 | 264.00 | 269.25 | 264.00 | 267.75 | 2572 | NASDAQ | DALN | Thu, Sep 28, 2000 | 267.00 | 267.25 | 261.00 | 261.25 | 2571 | NASDAQ | DALN | Wed, Sep 27, 2000 | 264.00 | 267.75 | 261.75 | 267.00 | 2570 | NASDAQ | DALN | Tue, Sep 26, 2000 | 257.75 | 264.75 | 257.75 | 263.00 | 2569 | NASDAQ | DALN | Mon, Sep 25, 2000 | 260.00 | 260.25 | 254.00 | 257.00 | 2568 | NASDAQ | DALN | Fri, Sep 22, 2000 | 267.50 | 271.00 | 262.00 | 262.50 | 2567 | NASDAQ | DALN | Thu, Sep 21, 2000 | 272.00 | 272.50 | 265.75 | 267.75 | 2566 | NASDAQ | DALN | Wed, Sep 20, 2000 | 284.00 | 288.75 | 271.25 | 271.25 | 2565 | NASDAQ | DALN | Tue, Sep 19, 2000 | 293.00 | 293.00 | 275.50 | 278.00 | 2564 | NASDAQ | DALN | Mon, Sep 18, 2000 | 291.50 | 299.75 | 291.50 | 294.50 | 2563 | NASDAQ | DALN | Fri, Sep 15, 2000 | 276.75 | 297.50 | 276.75 | 293.00 | 2562 | NASDAQ | DALN | Thu, Sep 14, 2000 | 276.50 | 277.75 | 274.25 | 274.75 | 2561 | NASDAQ | DALN | Wed, Sep 13, 2000 | 280.00 | 280.75 | 276.75 | 277.25 | 2560 | NASDAQ | DALN | Tue, Sep 12, 2000 | 281.00 | 286.00 | 278.75 | 281.00 | 2559 | NASDAQ | DALN | Mon, Sep 11, 2000 | 279.25 | 285.75 | 279.25 | 281.25 | 2558 | NASDAQ | DALN | Fri, Sep 8, 2000 | 284.00 | 284.00 | 277.25 | 280.00 | 2557 | NASDAQ | DALN | Thu, Sep 7, 2000 | 285.00 | 286.00 | 283.25 | 285.50 | 2556 | NASDAQ | DALN | Wed, Sep 6, 2000 | 283.00 | 285.00 | 282.00 | 283.50 | 2555 | NASDAQ | DALN | Tue, Sep 5, 2000 | 280.00 | 282.00 | 277.25 | 279.75 | 2554 | NASDAQ | DALN | Fri, Sep 1, 2000 | 273.75 | 280.75 | 273.75 | 280.00 | 2553 | NASDAQ | DALN | Thu, Aug 31, 2000 | 275.75 | 277.50 | 273.50 | 273.75 | 2552 | NASDAQ | DALN | Wed, Aug 30, 2000 | 277.50 | 277.50 | 273.25 | 274.75 | 2551 | NASDAQ | DALN | Tue, Aug 29, 2000 | 279.50 | 283.25 | 275.00 | 277.75 | 2550 | NASDAQ | DALN | Mon, Aug 28, 2000 | 278.00 | 282.25 | 275.25 | 279.50 | 2549 | NASDAQ | DALN | Fri, Aug 25, 2000 | 272.75 | 281.75 | 271.25 | 281.00 | 2548 | NASDAQ | DALN | Thu, Aug 24, 2000 | 279.00 | 280.75 | 273.00 | 273.25 | 2547 | NASDAQ | DALN | Wed, Aug 23, 2000 | 272.00 | 292.25 | 272.00 | 286.38 | 2546 | NASDAQ | DALN | Tue, Aug 22, 2000 | 270.50 | 273.25 | 268.50 | 269.63 | 2545 | NASDAQ | DALN | Mon, Aug 21, 2000 | 268.75 | 272.00 | 266.75 | 270.50 | 2544 | NASDAQ | DALN | Fri, Aug 18, 2000 | 272.75 | 272.75 | 267.25 | 267.75 | 2543 | NASDAQ | DALN | Thu, Aug 17, 2000 | 270.00 | 275.25 | 270.00 | 273.75 | 2542 | NASDAQ | DALN | Wed, Aug 16, 2000 | 262.75 | 268.00 | 262.75 | 268.00 | 2541 | NASDAQ | DALN | Tue, Aug 15, 2000 | 261.00 | 264.00 | 260.25 | 262.00 | 2540 | NASDAQ | DALN | Mon, Aug 14, 2000 | 258.00 | 260.00 | 256.25 | 259.50 | 2539 | NASDAQ | DALN | Fri, Aug 11, 2000 | 257.75 | 259.50 | 255.50 | 257.25 | 2538 | NASDAQ | DALN | Thu, Aug 10, 2000 | 253.50 | 258.75 | 253.00 | 258.00 | 2537 | NASDAQ | DALN | Wed, Aug 9, 2000 | 254.00 | 257.50 | 252.25 | 253.25 | 2536 | NASDAQ | DALN | Tue, Aug 8, 2000 | 255.25 | 255.25 | 252.25 | 252.75 | 2535 | NASDAQ | DALN | Mon, Aug 7, 2000 | 252.00 | 254.25 | 251.50 | 252.56 | 2534 | NASDAQ | DALN | Fri, Aug 4, 2000 | 255.00 | 255.25 | 248.25 | 250.25 | 2533 | NASDAQ | DALN | Thu, Aug 3, 2000 | 254.00 | 260.00 | 254.00 | 254.88 | 2532 | NASDAQ | DALN | Wed, Aug 2, 2000 | 249.00 | 253.00 | 249.00 | 251.88 | 2531 | NASDAQ | DALN | Tue, Aug 1, 2000 | 244.00 | 249.00 | 243.25 | 246.63 | 2530 | NASDAQ | DALN | Mon, Jul 31, 2000 | 239.50 | 244.75 | 239.50 | 242.00 | 2529 | NASDAQ | DALN | Fri, Jul 28, 2000 | 243.25 | 246.75 | 238.38 | 238.38 | 2528 | NASDAQ | DALN | Thu, Jul 27, 2000 | 231.00 | 245.00 | 231.00 | 242.88 | 2527 | NASDAQ | DALN | Wed, Jul 26, 2000 | 232.50 | 234.50 | 229.00 | 230.50 | 2526 | NASDAQ | DALN | Tue, Jul 25, 2000 | 231.75 | 234.00 | 230.00 | 230.75 | 2525 | NASDAQ | DALN | Mon, Jul 24, 2000 | 239.00 | 240.75 | 230.75 | 231.25 | 2524 | NASDAQ | DALN | Fri, Jul 21, 2000 | 245.75 | 245.75 | 239.00 | 239.00 | 2523 | NASDAQ | DALN | Thu, Jul 20, 2000 | 248.50 | 249.75 | 245.50 | 245.75 | 2522 | NASDAQ | DALN | Wed, Jul 19, 2000 | 249.50 | 252.75 | 248.25 | 248.25 | 2521 | NASDAQ | DALN | Tue, Jul 18, 2000 | 246.75 | 250.75 | 246.75 | 248.50 | 2520 | NASDAQ | DALN | Mon, Jul 17, 2000 | 249.50 | 250.25 | 245.50 | 246.75 | 2519 | NASDAQ | DALN | Fri, Jul 14, 2000 | 249.50 | 250.00 | 246.00 | 249.25 | 2518 | NASDAQ | DALN | Thu, Jul 13, 2000 | 252.00 | 254.25 | 248.50 | 249.50 | 2517 | NASDAQ | DALN | Wed, Jul 12, 2000 | 258.00 | 258.00 | 251.25 | 252.25 | 2516 | NASDAQ | DALN | Tue, Jul 11, 2000 | 252.50 | 259.00 | 252.50 | 256.00 | 2515 | NASDAQ | DALN | Mon, Jul 10, 2000 | 250.25 | 253.25 | 248.50 | 249.75 | 2514 | NASDAQ | DALN | Fri, Jul 7, 2000 | 247.00 | 249.75 | 246.75 | 249.25 | 2513 | NASDAQ | DALN | Thu, Jul 6, 2000 | 244.50 | 250.00 | 244.50 | 246.25 | 2512 | NASDAQ | DALN | Wed, Jul 5, 2000 | 253.25 | 253.25 | 237.50 | 237.50 | 2511 | NASDAQ | DALN | Mon, Jul 3, 2000 | 247.25 | 254.00 | 246.00 | 253.75 | 2510 | NASDAQ | DALN | Fri, Jun 30, 2000 | 255.50 | 256.25 | 246.94 | 247.00 | 2509 | NASDAQ | DALN | Thu, Jun 29, 2000 | 255.75 | 257.25 | 254.25 | 255.25 | 2508 | NASDAQ | DALN | Wed, Jun 28, 2000 | 260.25 | 260.50 | 255.00 | 255.75 | 2507 | NASDAQ | DALN | Tue, Jun 27, 2000 | 260.75 | 262.50 | 259.00 | 261.00 | 2506 | NASDAQ | DALN | Mon, Jun 26, 2000 | 263.75 | 268.00 | 260.50 | 261.75 | 2505 | NASDAQ | DALN | Fri, Jun 23, 2000 | 263.50 | 268.50 | 262.25 | 263.75 | 2504 | NASDAQ | DALN | Thu, Jun 22, 2000 | 274.00 | 275.75 | 261.00 | 263.50 | 2503 | NASDAQ | DALN | Wed, Jun 21, 2000 | 265.00 | 273.50 | 264.50 | 271.00 | 2502 | NASDAQ | DALN | Tue, Jun 20, 2000 | 266.00 | 266.50 | 258.50 | 266.00 | 2501 | NASDAQ | DALN | Mon, Jun 19, 2000 | 270.50 | 270.50 | 261.00 | 266.00 | 2500 | NASDAQ | DALN | Fri, Jun 16, 2000 | 263.75 | 271.00 | 263.25 | 270.88 | 2499 | NASDAQ | DALN | Thu, Jun 15, 2000 | 265.00 | 268.75 | 260.50 | 262.75 | 2498 | NASDAQ | DALN | Wed, Jun 14, 2000 | 271.50 | 276.50 | 266.50 | 267.25 | 2497 | NASDAQ | DALN | Tue, Jun 13, 2000 | 267.25 | 271.75 | 266.50 | 269.25 | 2496 | NASDAQ | DALN | Mon, Jun 12, 2000 | 262.25 | 270.25 | 262.25 | 266.13 | 2495 | NASDAQ | DALN | Fri, Jun 9, 2000 | 260.00 | 263.50 | 259.00 | 261.25 | 2494 | NASDAQ | DALN | Thu, Jun 8, 2000 | 257.50 | 263.50 | 256.75 | 259.00 | 2493 | NASDAQ | DALN | Wed, Jun 7, 2000 | 265.00 | 265.00 | 256.75 | 257.25 | 2492 | NASDAQ | DALN | Tue, Jun 6, 2000 | 254.00 | 263.75 | 254.00 | 263.00 | 2491 | NASDAQ | DALN | Mon, Jun 5, 2000 | 251.25 | 258.00 | 251.25 | 253.00 | 2490 | NASDAQ | DALN | Fri, Jun 2, 2000 | 263.75 | 263.75 | 250.00 | 251.25 | 2489 | NASDAQ | DALN | Thu, Jun 1, 2000 | 268.00 | 268.00 | 259.00 | 265.25 | 2488 | NASDAQ | DALN | Wed, May 31, 2000 | 265.00 | 268.00 | 263.50 | 266.50 | 2487 | NASDAQ | DALN | Tue, May 30, 2000 | 257.00 | 261.25 | 257.00 | 259.00 | 2486 | NASDAQ | DALN | Fri, May 26, 2000 | 260.75 | 262.50 | 257.75 | 258.00 | 2485 | NASDAQ | DALN | Thu, May 25, 2000 | 260.50 | 262.00 | 255.00 | 260.00 | 2484 | NASDAQ | DALN | Wed, May 24, 2000 | 268.75 | 271.25 | 261.25 | 261.50 | 2483 | NASDAQ | DALN | Tue, May 23, 2000 | 264.00 | 269.50 | 263.00 | 268.00 | 2482 | NASDAQ | DALN | Mon, May 22, 2000 | 269.50 | 270.75 | 264.00 | 265.50 | 2481 | NASDAQ | DALN | Fri, May 19, 2000 | 267.50 | 274.00 | 267.25 | 269.50 | 2480 | NASDAQ | DALN | Thu, May 18, 2000 | 274.50 | 274.50 | 268.00 | 269.00 | 2479 | NASDAQ | DALN | Wed, May 17, 2000 | 271.25 | 276.00 | 266.50 | 274.00 | 2478 | NASDAQ | DALN | Tue, May 16, 2000 | 278.25 | 278.25 | 270.00 | 271.25 | 2477 | NASDAQ | DALN | Mon, May 15, 2000 | 279.50 | 280.50 | 276.25 | 279.25 | 2476 | NASDAQ | DALN | Fri, May 12, 2000 | 272.50 | 280.50 | 269.50 | 280.50 | 2475 | NASDAQ | DALN | Thu, May 11, 2000 | 258.25 | 270.50 | 258.00 | 269.25 | 2474 | NASDAQ | DALN | Wed, May 10, 2000 | 262.25 | 264.00 | 259.50 | 261.00 | 2473 | NASDAQ | DALN | Tue, May 9, 2000 | 264.75 | 265.00 | 261.75 | 262.25 | 2472 | NASDAQ | DALN | Mon, May 8, 2000 | 259.75 | 267.50 | 258.25 | 265.25 | 2471 | NASDAQ | DALN | Fri, May 5, 2000 | 257.75 | 260.00 | 255.50 | 259.00 | 2470 | NASDAQ | DALN | Thu, May 4, 2000 | 249.75 | 259.25 | 249.25 | 258.75 | 2469 | NASDAQ | DALN | Wed, May 3, 2000 | 256.25 | 257.25 | 248.00 | 250.00 | 2468 | NASDAQ | DALN | Tue, May 2, 2000 | 256.75 | 261.00 | 255.75 | 257.00 | 2467 | NASDAQ | DALN | Mon, May 1, 2000 | 255.00 | 261.50 | 255.00 | 256.75 | 2466 | NASDAQ | DALN | Fri, Apr 28, 2000 | 256.75 | 258.50 | 252.50 | 254.50 | 2465 | NASDAQ | DALN | Thu, Apr 27, 2000 | 256.50 | 263.00 | 256.25 | 256.75 | 2464 | NASDAQ | DALN | Wed, Apr 26, 2000 | 255.00 | 262.00 | 254.50 | 256.50 | 2463 | NASDAQ | DALN | Tue, Apr 25, 2000 | 254.25 | 257.25 | 253.25 | 255.00 | 2462 | NASDAQ | DALN | Mon, Apr 24, 2000 | 252.00 | 254.63 | 250.50 | 253.25 | 2461 | NASDAQ | DALN | Thu, Apr 20, 2000 | 251.00 | 252.75 | 249.50 | 251.00 | 2460 | NASDAQ | DALN | Wed, Apr 19, 2000 | 249.00 | 252.00 | 247.25 | 251.00 | 2459 | NASDAQ | DALN | Tue, Apr 18, 2000 | 248.00 | 250.75 | 246.00 | 248.00 | 2458 | NASDAQ | DALN | Mon, Apr 17, 2000 | 253.50 | 254.00 | 246.00 | 248.00 | 2457 | NASDAQ | DALN | Fri, Apr 14, 2000 | 256.50 | 261.00 | 253.00 | 253.50 | 2456 | NASDAQ | DALN | Thu, Apr 13, 2000 | 256.00 | 260.50 | 255.00 | 257.00 | 2455 | NASDAQ | DALN | Wed, Apr 12, 2000 | 254.75 | 257.75 | 254.50 | 255.00 | 2454 | NASDAQ | DALN | Tue, Apr 11, 2000 | 250.25 | 256.75 | 250.25 | 253.00 | 2453 | NASDAQ | DALN | Mon, Apr 10, 2000 | 250.25 | 251.00 | 244.25 | 250.00 | 2452 | NASDAQ | DALN | Fri, Apr 7, 2000 | 256.00 | 256.00 | 249.50 | 250.50 | 2451 | NASDAQ | DALN | Thu, Apr 6, 2000 | 252.00 | 258.00 | 252.00 | 256.00 | 2450 | NASDAQ | DALN | Wed, Apr 5, 2000 | 257.75 | 262.50 | 250.00 | 250.00 | 2449 | NASDAQ | DALN | Tue, Apr 4, 2000 | 258.50 | 262.50 | 256.00 | 258.75 | 2448 | NASDAQ | DALN | Mon, Apr 3, 2000 | 258.50 | 263.75 | 258.50 | 259.50 | 2447 | NASDAQ | DALN | Fri, Mar 31, 2000 | 260.00 | 263.00 | 257.00 | 258.50 | 2446 | NASDAQ | DALN | Thu, Mar 30, 2000 | 249.50 | 261.00 | 249.50 | 258.25 | 2445 | NASDAQ | DALN | Wed, Mar 29, 2000 | 236.50 | 249.25 | 236.50 | 246.25 | 2444 | NASDAQ | DALN | Tue, Mar 28, 2000 | 234.00 | 237.50 | 234.00 | 235.50 | 2443 | NASDAQ | DALN | Mon, Mar 27, 2000 | 235.75 | 237.50 | 230.50 | 232.25 | 2442 | NASDAQ | DALN | Fri, Mar 24, 2000 | 231.50 | 238.25 | 231.50 | 235.75 | 2441 | NASDAQ | DALN | Thu, Mar 23, 2000 | 233.75 | 236.00 | 230.00 | 230.25 | 2440 | NASDAQ | DALN | Wed, Mar 22, 2000 | 236.00 | 239.00 | 231.50 | 231.75 | 2439 | NASDAQ | DALN | Tue, Mar 21, 2000 | 228.50 | 236.00 | 228.50 | 234.50 | 2438 | NASDAQ | DALN | Mon, Mar 20, 2000 | 232.00 | 232.00 | 227.50 | 228.00 | 2437 | NASDAQ | DALN | Fri, Mar 17, 2000 | 234.50 | 236.00 | 229.50 | 231.00 | 2436 | NASDAQ | DALN | Thu, Mar 16, 2000 | 230.75 | 241.00 | 229.75 | 233.00 | 2435 | NASDAQ | DALN | Wed, Mar 15, 2000 | 231.00 | 232.25 | 227.25 | 230.75 | 2434 | NASDAQ | DALN | Tue, Mar 14, 2000 | 227.00 | 234.50 | 226.00 | 232.00 | 2433 | NASDAQ | DALN | Mon, Mar 13, 2000 | 228.00 | 232.75 | 226.25 | 227.00 | 2432 | NASDAQ | DALN | Fri, Mar 10, 2000 | 227.50 | 236.00 | 227.25 | 229.00 | 2431 | NASDAQ | DALN | Thu, Mar 9, 2000 | 226.00 | 228.75 | 225.75 | 227.75 | 2430 | NASDAQ | DALN | Wed, Mar 8, 2000 | 232.00 | 235.75 | 226.00 | 226.00 | 2429 | NASDAQ | DALN | Tue, Mar 7, 2000 | 216.00 | 233.75 | 215.75 | 231.00 | 2428 | NASDAQ | DALN | Mon, Mar 6, 2000 | 215.25 | 216.75 | 215.00 | 216.00 | 2427 | NASDAQ | DALN | Fri, Mar 3, 2000 | 218.00 | 218.00 | 215.00 | 215.25 | 2426 | NASDAQ | DALN | Thu, Mar 2, 2000 | 210.50 | 217.25 | 209.25 | 213.25 | 2425 | NASDAQ | DALN | Wed, Mar 1, 2000 | 205.50 | 210.00 | 204.25 | 207.75 | 2424 | NASDAQ | DALN | Tue, Feb 29, 2000 | 200.50 | 204.50 | 199.75 | 202.25 | 2423 | NASDAQ | DALN | Mon, Feb 28, 2000 | 195.00 | 200.00 | 195.00 | 199.50 | 2422 | NASDAQ | DALN | Fri, Feb 25, 2000 | 198.75 | 200.50 | 194.00 | 195.00 | 2421 | NASDAQ | DALN | Thu, Feb 24, 2000 | 201.25 | 201.50 | 197.50 | 198.75 | 2420 | NASDAQ | DALN | Wed, Feb 23, 2000 | 204.00 | 204.25 | 200.25 | 201.00 | 2419 | NASDAQ | DALN | Tue, Feb 22, 2000 | 205.00 | 205.25 | 203.00 | 204.00 | 2418 | NASDAQ | DALN | Fri, Feb 18, 2000 | 207.00 | 207.00 | 203.50 | 205.00 | 2417 | NASDAQ | DALN | Thu, Feb 17, 2000 | 206.50 | 207.75 | 204.75 | 206.00 | 2416 | NASDAQ | DALN | Wed, Feb 16, 2000 | 204.00 | 205.25 | 203.00 | 204.25 | 2415 | NASDAQ | DALN | Tue, Feb 15, 2000 | 200.00 | 204.00 | 200.00 | 201.75 | 2414 | NASDAQ | DALN | Mon, Feb 14, 2000 | 194.00 | 196.00 | 193.00 | 195.50 | 2413 | NASDAQ | DALN | Fri, Feb 11, 2000 | 200.00 | 200.25 | 191.25 | 193.00 | 2412 | NASDAQ | DALN | Thu, Feb 10, 2000 | 199.50 | 202.25 | 196.00 | 201.00 | 2411 | NASDAQ | DALN | Wed, Feb 9, 2000 | 206.00 | 207.00 | 198.25 | 199.50 | 2410 | NASDAQ | DALN | Tue, Feb 8, 2000 | 209.50 | 210.25 | 204.50 | 205.25 | 2409 | NASDAQ | DALN | Mon, Feb 7, 2000 | 208.00 | 210.50 | 207.25 | 209.00 | 2408 | NASDAQ | DALN | Fri, Feb 4, 2000 | 209.50 | 209.50 | 206.00 | 208.00 | 2407 | NASDAQ | DALN | Thu, Feb 3, 2000 | 212.50 | 212.50 | 206.00 | 207.75 | 2406 | NASDAQ | DALN | Wed, Feb 2, 2000 | 212.25 | 214.75 | 209.50 | 212.00 | 2405 | NASDAQ | DALN | Tue, Feb 1, 2000 | 213.50 | 214.25 | 209.75 | 211.25 | 2404 | NASDAQ | DALN | Mon, Jan 31, 2000 | 211.50 | 213.75 | 210.25 | 212.75 | 2403 | NASDAQ | DALN | Fri, Jan 28, 2000 | 213.25 | 215.00 | 210.25 | 211.00 | 2402 | NASDAQ | DALN | Thu, Jan 27, 2000 | 218.25 | 221.00 | 212.00 | 214.50 | 2401 | NASDAQ | DALN | Wed, Jan 26, 2000 | 223.75 | 227.00 | 216.75 | 217.25 | 2400 | NASDAQ | DALN | Tue, Jan 25, 2000 | 223.50 | 227.50 | 220.00 | 223.75 | 2399 | NASDAQ | DALN | Mon, Jan 24, 2000 | 238.50 | 239.00 | 226.75 | 227.75 | 2398 | NASDAQ | DALN | Fri, Jan 21, 2000 | 232.00 | 236.00 | 231.75 | 234.25 | 2397 | NASDAQ | DALN | Thu, Jan 20, 2000 | 232.00 | 233.00 | 226.50 | 229.75 | 2396 | NASDAQ | DALN | Wed, Jan 19, 2000 | 232.50 | 233.00 | 229.75 | 232.75 | 2395 | NASDAQ | DALN | Tue, Jan 18, 2000 | 228.75 | 233.50 | 228.25 | 231.00 | 2394 | NASDAQ | DALN | Fri, Jan 14, 2000 | 227.50 | 229.25 | 225.00 | 228.25 | 2393 | NASDAQ | DALN | Thu, Jan 13, 2000 | 222.00 | 230.00 | 222.00 | 227.25 | 2392 | NASDAQ | DALN | Wed, Jan 12, 2000 | 222.00 | 225.75 | 219.50 | 219.75 | 2391 | NASDAQ | DALN | Tue, Jan 11, 2000 | 222.25 | 224.00 | 219.25 | 221.25 | 2390 | NASDAQ | DALN | Mon, Jan 10, 2000 | 225.00 | 225.00 | 221.50 | 223.00 | 2389 | NASDAQ | DALN | Fri, Jan 7, 2000 | 219.00 | 225.75 | 219.00 | 225.75 | 2388 | NASDAQ | DALN | Thu, Jan 6, 2000 | 214.00 | 218.75 | 213.00 | 216.50 | 2387 | NASDAQ | DALN | Wed, Jan 5, 2000 | 212.50 | 214.00 | 210.50 | 212.00 | 2386 | NASDAQ | DALN | Tue, Jan 4, 2000 | 218.00 | 218.50 | 212.00 | 213.75 | 2385 | NASDAQ | DALN | Mon, Jan 3, 2000 | 226.50 | 227.00 | 216.50 | 218.00 | 2384 | NASDAQ | DALN | Fri, Dec 31, 1999 | 225.50 | 227.00 | 223.00 | 227.00 | 2383 | NASDAQ | DALN | Thu, Dec 30, 1999 | 227.25 | 230.00 | 224.75 | 225.00 | 2382 | NASDAQ | DALN | Wed, Dec 29, 1999 | 224.00 | 228.00 | 224.00 | 226.50 | 2381 | NASDAQ | DALN | Tue, Dec 28, 1999 | 219.75 | 223.50 | 219.75 | 222.75 | 2380 | NASDAQ | DALN | Mon, Dec 27, 1999 | 224.25 | 226.00 | 219.00 | 220.00 | 2379 | NASDAQ | DALN | Thu, Dec 23, 1999 | 217.50 | 223.25 | 217.50 | 223.25 | 2378 | NASDAQ | DALN | Wed, Dec 22, 1999 | 219.00 | 219.25 | 214.00 | 217.00 | 2377 | NASDAQ | DALN | Tue, Dec 21, 1999 | 223.75 | 225.50 | 219.00 | 220.00 | 2376 | NASDAQ | DALN | Mon, Dec 20, 1999 | 226.50 | 229.00 | 222.25 | 223.50 | 2375 | NASDAQ | DALN | Fri, Dec 17, 1999 | 223.50 | 227.50 | 222.00 | 225.50 | 2374 | NASDAQ | DALN | Thu, Dec 16, 1999 | 223.75 | 225.00 | 222.50 | 224.25 | 2373 | NASDAQ | DALN | Wed, Dec 15, 1999 | 220.00 | 224.50 | 220.00 | 222.75 | 2372 | NASDAQ | DALN | Tue, Dec 14, 1999 | 224.00 | 226.00 | 219.25 | 220.00 | 2371 | NASDAQ | DALN | Mon, Dec 13, 1999 | 217.25 | 224.75 | 216.00 | 224.00 | 2370 | NASDAQ | DALN | Fri, Dec 10, 1999 | 221.75 | 222.50 | 216.75 | 217.25 | 2369 | NASDAQ | DALN | Thu, Dec 9, 1999 | 222.75 | 226.00 | 218.50 | 221.50 | 2368 | NASDAQ | DALN | Wed, Dec 8, 1999 | 223.00 | 224.00 | 219.75 | 223.00 | 2367 | NASDAQ | DALN | Tue, Dec 7, 1999 | 229.50 | 229.50 | 223.25 | 223.75 | 2366 | NASDAQ | DALN | Mon, Dec 6, 1999 | 233.50 | 235.50 | 229.75 | 230.50 | 2365 | NASDAQ | DALN | Fri, Dec 3, 1999 | 233.75 | 237.75 | 232.75 | 233.50 | 2364 | NASDAQ | DALN | Thu, Dec 2, 1999 | 233.00 | 235.25 | 228.75 | 232.75 | 2363 | NASDAQ | DALN | Wed, Dec 1, 1999 | 232.50 | 232.75 | 228.50 | 232.50 | 2362 | NASDAQ | DALN | Tue, Nov 30, 1999 | 232.00 | 234.25 | 230.00 | 231.75 | 2361 | NASDAQ | DALN | Mon, Nov 29, 1999 | 238.25 | 238.25 | 230.50 | 231.75 | 2360 | NASDAQ | DALN | Fri, Nov 26, 1999 | 239.75 | 239.75 | 237.25 | 239.25 | 2359 | NASDAQ | DALN | Wed, Nov 24, 1999 | 237.00 | 239.75 | 234.50 | 239.25 | 2358 | NASDAQ | DALN | Tue, Nov 23, 1999 | 243.25 | 243.25 | 233.50 | 235.75 | 2357 | NASDAQ | DALN | Mon, Nov 22, 1999 | 249.25 | 250.50 | 243.50 | 244.75 | 2356 | NASDAQ | DALN | Fri, Nov 19, 1999 | 249.00 | 249.50 | 245.25 | 249.00 | 2355 | NASDAQ | DALN | Thu, Nov 18, 1999 | 251.50 | 251.50 | 246.50 | 249.00 | 2354 | NASDAQ | DALN | Wed, Nov 17, 1999 | 246.50 | 252.25 | 245.75 | 251.75 | 2353 | NASDAQ | DALN | Tue, Nov 16, 1999 | 241.75 | 244.75 | 239.75 | 242.25 | 2352 | NASDAQ | DALN | Mon, Nov 15, 1999 | 238.25 | 240.75 | 238.25 | 240.75 | 2351 | NASDAQ | DALN | Fri, Nov 12, 1999 | 239.00 | 241.25 | 235.75 | 239.25 | 2350 | NASDAQ | DALN | Thu, Nov 11, 1999 | 232.25 | 239.25 | 230.75 | 238.75 | 2349 | NASDAQ | DALN | Wed, Nov 10, 1999 | 228.25 | 235.50 | 227.00 | 235.00 | 2348 | NASDAQ | DALN | Tue, Nov 9, 1999 | 225.00 | 229.50 | 225.00 | 228.50 | 2347 | NASDAQ | DALN | Mon, Nov 8, 1999 | 220.00 | 223.75 | 219.00 | 223.00 | 2346 | NASDAQ | DALN | Fri, Nov 5, 1999 | 220.50 | 221.25 | 214.00 | 215.50 | 2345 | NASDAQ | DALN | Thu, Nov 4, 1999 | 222.00 | 225.00 | 219.50 | 219.50 | 2344 | NASDAQ | DALN | Wed, Nov 3, 1999 | 222.50 | 223.75 | 221.00 | 221.50 | 2343 | NASDAQ | DALN | Tue, Nov 2, 1999 | 223.50 | 225.00 | 220.75 | 221.00 | 2342 | NASDAQ | DALN | Mon, Nov 1, 1999 | 229.50 | 230.00 | 224.25 | 224.50 | 2341 | NASDAQ | DALN | Fri, Oct 29, 1999 | 224.00 | 230.00 | 221.00 | 229.50 | 2340 | NASDAQ | DALN | Thu, Oct 28, 1999 | 224.25 | 226.50 | 223.00 | 223.50 | 2339 | NASDAQ | DALN | Wed, Oct 27, 1999 | 223.25 | 227.00 | 222.50 | 223.25 | 2338 | NASDAQ | DALN | Tue, Oct 26, 1999 | 228.00 | 229.00 | 223.25 | 223.25 | 2337 | NASDAQ | DALN | Mon, Oct 25, 1999 | 233.50 | 234.00 | 227.00 | 227.00 | 2336 | NASDAQ | DALN | Fri, Oct 22, 1999 | 229.00 | 236.75 | 229.00 | 235.00 | 2335 | NASDAQ | DALN | Thu, Oct 21, 1999 | 228.75 | 230.00 | 226.25 | 228.00 | 2334 | NASDAQ | DALN | Wed, Oct 20, 1999 | 225.00 | 230.00 | 223.75 | 229.75 | 2333 | NASDAQ | DALN | Tue, Oct 19, 1999 | 227.75 | 228.75 | 223.50 | 224.50 | 2332 | NASDAQ | DALN | Mon, Oct 18, 1999 | 229.50 | 231.50 | 224.25 | 227.25 | 2331 | NASDAQ | DALN | Fri, Oct 15, 1999 | 228.50 | 230.25 | 225.75 | 230.25 | 2330 | NASDAQ | DALN | Thu, Oct 14, 1999 | 229.25 | 229.75 | 227.00 | 227.50 | 2329 | NASDAQ | DALN | Wed, Oct 13, 1999 | 228.50 | 231.75 | 226.75 | 228.75 | 2328 | NASDAQ | DALN | Tue, Oct 12, 1999 | 228.00 | 230.00 | 226.50 | 227.25 | 2327 | NASDAQ | DALN | Mon, Oct 11, 1999 | 228.00 | 230.25 | 227.00 | 227.50 | 2326 | NASDAQ | DALN | Fri, Oct 8, 1999 | 229.75 | 229.75 | 222.00 | 225.75 | 2325 | NASDAQ | DALN | Thu, Oct 7, 1999 | 235.50 | 235.75 | 230.50 | 232.75 | 2324 | NASDAQ | DALN | Wed, Oct 6, 1999 | 233.25 | 237.75 | 233.25 | 236.50 | 2323 | NASDAQ | DALN | Tue, Oct 5, 1999 | 241.00 | 241.00 | 232.50 | 235.00 | 2322 | NASDAQ | DALN | Mon, Oct 4, 1999 | 240.75 | 243.50 | 239.50 | 241.50 | 2321 | NASDAQ | DALN | Fri, Oct 1, 1999 | 245.25 | 247.00 | 240.50 | 240.75 | 2320 | NASDAQ | DALN | Thu, Sep 30, 1999 | 243.75 | 247.25 | 241.25 | 245.00 | 2319 | NASDAQ | DALN | Wed, Sep 29, 1999 | 238.00 | 245.75 | 238.00 | 243.00 | 2318 | NASDAQ | DALN | Tue, Sep 28, 1999 | 246.00 | 246.00 | 235.00 | 237.00 | 2317 | NASDAQ | DALN | Mon, Sep 27, 1999 | 240.75 | 247.75 | 238.50 | 245.25 | 2316 | NASDAQ | DALN | Fri, Sep 24, 1999 | 247.00 | 247.00 | 237.75 | 241.50 | 2315 | NASDAQ | DALN | Thu, Sep 23, 1999 | 245.50 | 249.50 | 245.50 | 247.00 | 2314 | NASDAQ | DALN | Wed, Sep 22, 1999 | 244.75 | 248.25 | 242.50 | 243.50 | 2313 | NASDAQ | DALN | Tue, Sep 21, 1999 | 251.75 | 251.75 | 242.00 | 244.00 | 2312 | NASDAQ | DALN | Mon, Sep 20, 1999 | 253.75 | 253.75 | 251.50 | 252.50 | 2311 | NASDAQ | DALN | Fri, Sep 17, 1999 | 250.25 | 253.50 | 250.25 | 252.75 | 2310 | NASDAQ | DALN | Thu, Sep 16, 1999 | 254.50 | 255.75 | 250.25 | 251.75 | 2309 | NASDAQ | DALN | Wed, Sep 15, 1999 | 257.75 | 257.75 | 252.25 | 252.50 | 2308 | NASDAQ | DALN | Tue, Sep 14, 1999 | 263.25 | 263.50 | 258.00 | 259.25 | 2307 | NASDAQ | DALN | Mon, Sep 13, 1999 | 256.00 | 265.25 | 252.75 | 263.75 | 2306 | NASDAQ | DALN | Fri, Sep 10, 1999 | 255.25 | 257.00 | 254.25 | 256.75 | 2305 | NASDAQ | DALN | Thu, Sep 9, 1999 | 253.50 | 261.75 | 253.50 | 254.25 | 2304 | NASDAQ | DALN | Wed, Sep 8, 1999 | 253.50 | 255.25 | 250.00 | 250.25 | 2303 | NASDAQ | DALN | Tue, Sep 7, 1999 | 249.50 | 257.50 | 248.50 | 254.50 | 2302 | NASDAQ | DALN | Fri, Sep 3, 1999 | 244.00 | 247.75 | 244.00 | 246.75 | 2301 | NASDAQ | DALN | Thu, Sep 2, 1999 | 249.50 | 249.50 | 241.50 | 242.50 | 2300 | NASDAQ | DALN | Wed, Sep 1, 1999 | 249.25 | 250.50 | 247.50 | 249.00 | 2299 | NASDAQ | DALN | Tue, Aug 31, 1999 | 243.75 | 250.00 | 243.75 | 248.25 | 2298 | NASDAQ | DALN | Mon, Aug 30, 1999 | 244.00 | 246.00 | 243.00 | 243.00 | 2297 | NASDAQ | DALN | Fri, Aug 27, 1999 | 246.50 | 246.50 | 244.00 | 244.75 | 2296 | NASDAQ | DALN | Thu, Aug 26, 1999 | 252.00 | 252.00 | 246.25 | 246.50 | 2295 | NASDAQ | DALN | Wed, Aug 25, 1999 | 257.00 | 259.00 | 252.00 | 252.00 | 2294 | NASDAQ | DALN | Tue, Aug 24, 1999 | 261.25 | 262.25 | 253.50 | 257.00 | 2293 | NASDAQ | DALN | Mon, Aug 23, 1999 | 257.00 | 261.00 | 257.00 | 260.50 | 2292 | NASDAQ | DALN | Fri, Aug 20, 1999 | 259.00 | 259.75 | 257.00 | 257.25 | 2291 | NASDAQ | DALN | Thu, Aug 19, 1999 | 254.50 | 259.50 | 254.25 | 257.25 | 2290 | NASDAQ | DALN | Wed, Aug 18, 1999 | 256.25 | 257.75 | 254.25 | 254.50 | 2289 | NASDAQ | DALN | Tue, Aug 17, 1999 | 256.00 | 258.00 | 254.50 | 256.25 | 2288 | NASDAQ | DALN | Mon, Aug 16, 1999 | 256.00 | 256.00 | 253.00 | 254.50 | 2287 | NASDAQ | DALN | Fri, Aug 13, 1999 | 258.50 | 259.00 | 255.25 | 256.00 | 2286 | NASDAQ | DALN | Thu, Aug 12, 1999 | 257.50 | 260.50 | 256.75 | 257.25 | 2285 | NASDAQ | DALN | Wed, Aug 11, 1999 | 254.25 | 258.25 | 252.00 | 257.75 | 2284 | NASDAQ | DALN | Tue, Aug 10, 1999 | 257.00 | 258.75 | 252.25 | 253.75 | 2283 | NASDAQ | DALN | Mon, Aug 9, 1999 | 251.75 | 257.00 | 251.50 | 257.00 | 2282 | NASDAQ | DALN | Fri, Aug 6, 1999 | 251.50 | 252.50 | 249.75 | 251.00 | 2281 | NASDAQ | DALN | Thu, Aug 5, 1999 | 249.25 | 251.75 | 248.50 | 250.50 | 2280 | NASDAQ | DALN | Wed, Aug 4, 1999 | 246.50 | 251.50 | 246.50 | 249.75 | 2279 | NASDAQ | DALN | Tue, Aug 3, 1999 | 237.25 | 245.00 | 236.50 | 244.50 | 2278 | NASDAQ | DALN | Mon, Aug 2, 1999 | 238.00 | 240.75 | 236.25 | 236.75 | 2277 | NASDAQ | DALN | Fri, Jul 30, 1999 | 237.50 | 241.75 | 236.75 | 236.75 | 2276 | NASDAQ | DALN | Thu, Jul 29, 1999 | 236.00 | 238.25 | 234.50 | 236.50 | 2275 | NASDAQ | DALN | Wed, Jul 28, 1999 | 229.25 | 237.50 | 229.25 | 237.25 | 2274 | NASDAQ | DALN | Tue, Jul 27, 1999 | 234.00 | 235.00 | 230.00 | 230.25 | 2273 | NASDAQ | DALN | Mon, Jul 26, 1999 | 232.00 | 236.00 | 228.50 | 231.50 | 2272 | NASDAQ | DALN | Fri, Jul 23, 1999 | 233.25 | 234.25 | 230.75 | 232.50 | 2271 | NASDAQ | DALN | Thu, Jul 22, 1999 | 231.50 | 234.00 | 227.00 | 231.75 | 2270 | NASDAQ | DALN | Wed, Jul 21, 1999 | 231.50 | 233.50 | 227.50 | 231.25 | 2269 | NASDAQ | DALN | Tue, Jul 20, 1999 | 239.00 | 239.75 | 231.00 | 231.50 | 2268 | NASDAQ | DALN | Mon, Jul 19, 1999 | 241.50 | 241.75 | 238.50 | 238.75 | 2267 | NASDAQ | DALN | Fri, Jul 16, 1999 | 244.00 | 244.00 | 240.00 | 241.50 | 2266 | NASDAQ | DALN | Thu, Jul 15, 1999 | 243.75 | 245.25 | 242.75 | 243.75 | 2265 | NASDAQ | DALN | Wed, Jul 14, 1999 | 245.25 | 246.25 | 243.00 | 243.00 | 2264 | NASDAQ | DALN | Tue, Jul 13, 1999 | 247.25 | 247.25 | 242.25 | 245.00 | 2263 | NASDAQ | DALN | Mon, Jul 12, 1999 | 246.50 | 247.75 | 245.50 | 247.25 | 2262 | NASDAQ | DALN | Fri, Jul 9, 1999 | 247.25 | 248.25 | 245.25 | 246.50 | 2261 | NASDAQ | DALN | Thu, Jul 8, 1999 | 245.75 | 251.50 | 245.75 | 247.25 | 2260 | NASDAQ | DALN | Wed, Jul 7, 1999 | 245.50 | 246.00 | 240.25 | 242.25 | 2259 | NASDAQ | DALN | Tue, Jul 6, 1999 | 243.75 | 249.00 | 243.00 | 245.25 | 2258 | NASDAQ | DALN | Fri, Jul 2, 1999 | 240.00 | 243.75 | 239.00 | 241.00 | 2257 | NASDAQ | DALN | Thu, Jul 1, 1999 | 239.50 | 242.25 | 237.50 | 239.75 | 2256 | NASDAQ | DALN | Wed, Jun 30, 1999 | 227.00 | 239.75 | 226.25 | 238.00 | 2255 | NASDAQ | DALN | Tue, Jun 29, 1999 | 233.25 | 233.25 | 226.00 | 227.00 | 2254 | NASDAQ | DALN | Mon, Jun 28, 1999 | 235.25 | 235.50 | 231.25 | 232.75 | 2253 | NASDAQ | DALN | Fri, Jun 25, 1999 | 237.75 | 239.25 | 235.50 | 236.50 | 2252 | NASDAQ | DALN | Thu, Jun 24, 1999 | 242.00 | 242.00 | 236.00 | 237.25 | 2251 | NASDAQ | DALN | Wed, Jun 23, 1999 | 242.25 | 245.00 | 240.75 | 242.50 | 2250 | NASDAQ | DALN | Tue, Jun 22, 1999 | 241.75 | 243.00 | 241.00 | 242.50 | 2249 | NASDAQ | DALN | Mon, Jun 21, 1999 | 246.00 | 246.00 | 239.25 | 242.25 | 2248 | NASDAQ | DALN | Fri, Jun 18, 1999 | 245.00 | 247.00 | 244.75 | 246.50 | 2247 | NASDAQ | DALN | Thu, Jun 17, 1999 | 246.75 | 246.75 | 242.50 | 245.25 | 2246 | NASDAQ | DALN | Wed, Jun 16, 1999 | 249.50 | 249.75 | 246.50 | 247.75 | 2245 | NASDAQ | DALN | Tue, Jun 15, 1999 | 250.00 | 251.75 | 248.50 | 248.50 | 2244 | NASDAQ | DALN | Mon, Jun 14, 1999 | 249.25 | 250.50 | 248.50 | 249.50 | 2243 | NASDAQ | DALN | Fri, Jun 11, 1999 | 244.00 | 249.50 | 243.25 | 248.25 | 2242 | NASDAQ | DALN | Thu, Jun 10, 1999 | 244.00 | 247.25 | 243.00 | 244.75 | 2241 | NASDAQ | DALN | Wed, Jun 9, 1999 | 245.50 | 247.25 | 243.50 | 244.75 | 2240 | NASDAQ | DALN | Tue, Jun 8, 1999 | 244.75 | 248.75 | 244.00 | 246.25 | 2239 | NASDAQ | DALN | Mon, Jun 7, 1999 | 243.75 | 246.25 | 242.50 | 245.75 | 2238 | NASDAQ | DALN | Fri, Jun 4, 1999 | 241.00 | 244.25 | 239.25 | 243.25 | 2237 | NASDAQ | DALN | Thu, Jun 3, 1999 | 241.00 | 246.25 | 239.75 | 241.00 | 2236 | NASDAQ | DALN | Wed, Jun 2, 1999 | 238.25 | 243.50 | 237.50 | 240.00 | 2235 | NASDAQ | DALN | Tue, Jun 1, 1999 | 238.25 | 238.25 | 230.00 | 237.50 | 2234 | NASDAQ | DALN | Fri, May 28, 1999 | 236.50 | 240.00 | 232.25 | 239.75 | 2233 | NASDAQ | DALN | Thu, May 27, 1999 | 241.75 | 242.00 | 236.25 | 236.50 | 2232 | NASDAQ | DALN | Wed, May 26, 1999 | 243.25 | 244.50 | 241.00 | 242.00 | 2231 | NASDAQ | DALN | Tue, May 25, 1999 | 249.00 | 249.00 | 243.00 | 243.00 | 2230 | NASDAQ | DALN | Mon, May 24, 1999 | 258.00 | 258.00 | 244.00 | 249.00 | 2229 | NASDAQ | DALN | Fri, May 21, 1999 | 251.50 | 261.50 | 251.50 | 255.50 | 2228 | NASDAQ | DALN | Thu, May 20, 1999 | 256.00 | 256.00 | 250.25 | 250.25 | 2227 | NASDAQ | DALN | Wed, May 19, 1999 | 250.25 | 259.00 | 249.00 | 257.00 | 2226 | NASDAQ | DALN | Tue, May 18, 1999 | 247.50 | 251.50 | 244.00 | 250.25 | 2225 | NASDAQ | DALN | Mon, May 17, 1999 | 250.00 | 250.00 | 245.00 | 247.50 | 2224 | NASDAQ | DALN | Fri, May 14, 1999 | 250.25 | 254.00 | 249.25 | 250.00 | 2223 | NASDAQ | DALN | Thu, May 13, 1999 | 246.50 | 252.50 | 246.50 | 251.25 | 2222 | NASDAQ | DALN | Wed, May 12, 1999 | 252.00 | 252.00 | 245.00 | 246.50 | 2221 | NASDAQ | DALN | Tue, May 11, 1999 | 249.00 | 255.00 | 247.00 | 255.00 | 2220 | NASDAQ | DALN | Mon, May 10, 1999 | 248.00 | 248.75 | 244.25 | 246.75 | 2219 | NASDAQ | DALN | Fri, May 7, 1999 | 252.50 | 254.00 | 243.50 | 248.50 | 2218 | NASDAQ | DALN | Thu, May 6, 1999 | 245.25 | 248.75 | 244.50 | 248.00 | 2217 | NASDAQ | DALN | Wed, May 5, 1999 | 248.00 | 248.00 | 242.00 | 245.50 | 2216 | NASDAQ | DALN | Tue, May 4, 1999 | 244.00 | 251.00 | 241.50 | 249.75 | 2215 | NASDAQ | DALN | Mon, May 3, 1999 | 228.00 | 237.00 | 227.75 | 236.00 | 2214 | NASDAQ | DALN | Fri, Apr 30, 1999 | 234.00 | 237.50 | 226.25 | 228.00 | 2213 | NASDAQ | DALN | Thu, Apr 29, 1999 | 232.25 | 240.00 | 231.00 | 232.75 | 2212 | NASDAQ | DALN | Wed, Apr 28, 1999 | 225.00 | 236.00 | 225.00 | 232.00 | 2211 | NASDAQ | DALN | Tue, Apr 27, 1999 | 220.00 | 230.00 | 219.00 | 224.75 | 2210 | NASDAQ | DALN | Mon, Apr 26, 1999 | 213.25 | 214.00 | 211.00 | 213.25 | 2209 | NASDAQ | DALN | Fri, Apr 23, 1999 | 216.75 | 217.50 | 213.00 | 214.00 | 2208 | NASDAQ | DALN | Thu, Apr 22, 1999 | 215.50 | 219.50 | 210.25 | 217.50 | 2207 | NASDAQ | DALN | Wed, Apr 21, 1999 | 215.50 | 218.75 | 213.25 | 214.75 | 2206 | NASDAQ | DALN | Tue, Apr 20, 1999 | 222.00 | 222.00 | 214.25 | 215.00 | 2205 | NASDAQ | DALN | Mon, Apr 19, 1999 | 220.50 | 229.75 | 220.50 | 224.00 | 2204 | NASDAQ | DALN | Fri, Apr 16, 1999 | 212.00 | 220.00 | 212.00 | 219.75 | 2203 | NASDAQ | DALN | Thu, Apr 15, 1999 | 207.25 | 214.00 | 207.25 | 213.00 | 2202 | NASDAQ | DALN | Wed, Apr 14, 1999 | 206.25 | 208.00 | 204.75 | 208.00 | 2201 | NASDAQ | DALN | Tue, Apr 13, 1999 | 205.50 | 206.75 | 204.00 | 206.25 | 2200 | NASDAQ | DALN | Mon, Apr 12, 1999 | 200.75 | 205.25 | 200.25 | 204.00 | 2199 | NASDAQ | DALN | Fri, Apr 9, 1999 | 200.00 | 201.50 | 198.00 | 201.25 | 2198 | NASDAQ | DALN | Thu, Apr 8, 1999 | 196.00 | 199.75 | 196.00 | 199.75 | 2197 | NASDAQ | DALN | Wed, Apr 7, 1999 | 197.50 | 198.25 | 191.75 | 194.25 | 2196 | NASDAQ | DALN | Tue, Apr 6, 1999 | 201.00 | 201.00 | 196.75 | 197.50 | 2195 | NASDAQ | DALN | Mon, Apr 5, 1999 | 201.00 | 202.50 | 200.00 | 200.50 | 2194 | NASDAQ | DALN | Thu, Apr 1, 1999 | 200.00 | 201.75 | 198.25 | 200.00 | 2193 | NASDAQ | DALN | Wed, Mar 31, 1999 | 204.00 | 204.75 | 198.25 | 203.50 | 2192 | NASDAQ | DALN | Tue, Mar 30, 1999 | 202.50 | 204.25 | 201.00 | 204.25 | 2191 | NASDAQ | DALN | Mon, Mar 29, 1999 | 206.00 | 206.50 | 202.25 | 203.50 | 2190 | NASDAQ | DALN | Fri, Mar 26, 1999 | 193.00 | 197.25 | 192.50 | 196.25 | 2189 | NASDAQ | DALN | Thu, Mar 25, 1999 | 190.50 | 192.50 | 188.50 | 192.00 | 2188 | NASDAQ | DALN | Wed, Mar 24, 1999 | 190.75 | 193.00 | 188.50 | 192.50 | 2187 | NASDAQ | DALN | Tue, Mar 23, 1999 | 195.75 | 196.50 | 190.50 | 192.00 | 2186 | NASDAQ | DALN | Mon, Mar 22, 1999 | 196.00 | 197.50 | 194.00 | 194.50 | 2185 | NASDAQ | DALN | Fri, Mar 19, 1999 | 194.25 | 198.50 | 190.00 | 196.00 | 2184 | NASDAQ | DALN | Thu, Mar 18, 1999 | 197.00 | 199.50 | 193.00 | 194.00 | 2183 | NASDAQ | DALN | Wed, Mar 17, 1999 | 195.00 | 198.00 | 191.00 | 195.50 | 2182 | NASDAQ | DALN | Tue, Mar 16, 1999 | 197.75 | 197.75 | 189.75 | 196.50 | 2181 | NASDAQ | DALN | Mon, Mar 15, 1999 | 203.00 | 204.00 | 195.25 | 198.75 | 2180 | NASDAQ | DALN | Fri, Mar 12, 1999 | 203.25 | 207.25 | 202.75 | 204.50 | 2179 | NASDAQ | DALN | Thu, Mar 11, 1999 | 205.50 | 209.00 | 201.75 | 202.00 | 2178 | NASDAQ | DALN | Wed, Mar 10, 1999 | 192.75 | 203.00 | 192.50 | 202.25 | 2177 | NASDAQ | DALN | Tue, Mar 9, 1999 | 192.00 | 193.00 | 188.25 | 193.00 | 2176 | NASDAQ | DALN | Mon, Mar 8, 1999 | 189.00 | 197.75 | 189.00 | 191.75 | 2175 | NASDAQ | DALN | Fri, Mar 5, 1999 | 189.50 | 191.50 | 183.50 | 188.25 | 2174 | NASDAQ | DALN | Thu, Mar 4, 1999 | 181.25 | 189.25 | 178.25 | 187.75 | 2173 | NASDAQ | DALN | Wed, Mar 3, 1999 | 177.50 | 181.50 | 177.50 | 181.50 | 2172 | NASDAQ | DALN | Tue, Mar 2, 1999 | 178.50 | 181.00 | 177.00 | 177.00 | 2171 | NASDAQ | DALN | Mon, Mar 1, 1999 | 181.50 | 182.00 | 176.25 | 177.50 | 2170 | NASDAQ | DALN | Fri, Feb 26, 1999 | 180.00 | 185.25 | 179.75 | 181.50 | 2169 | NASDAQ | DALN | Thu, Feb 25, 1999 | 176.00 | 180.75 | 176.00 | 179.25 | 2168 | NASDAQ | DALN | Wed, Feb 24, 1999 | 178.75 | 180.00 | 175.00 | 175.75 | 2167 | NASDAQ | DALN | Tue, Feb 23, 1999 | 182.00 | 182.00 | 176.50 | 178.75 | 2166 | NASDAQ | DALN | Mon, Feb 22, 1999 | 182.75 | 184.75 | 181.00 | 181.75 | 2165 | NASDAQ | DALN | Fri, Feb 19, 1999 | 186.75 | 186.75 | 180.75 | 182.25 | 2164 | NASDAQ | DALN | Thu, Feb 18, 1999 | 187.75 | 188.00 | 182.00 | 187.00 | 2163 | NASDAQ | DALN | Wed, Feb 17, 1999 | 192.50 | 192.50 | 186.75 | 187.75 | 2162 | NASDAQ | DALN | Tue, Feb 16, 1999 | 192.25 | 197.75 | 192.00 | 193.50 | 2161 | NASDAQ | DALN | Fri, Feb 12, 1999 | 195.75 | 197.50 | 192.50 | 194.00 | 2160 | NASDAQ | DALN | Thu, Feb 11, 1999 | 202.25 | 202.25 | 195.25 | 196.50 | 2159 | NASDAQ | DALN | Wed, Feb 10, 1999 | 199.00 | 205.00 | 199.00 | 202.75 | 2158 | NASDAQ | DALN | Tue, Feb 9, 1999 | 207.75 | 207.75 | 199.50 | 200.00 | 2157 | NASDAQ | DALN | Mon, Feb 8, 1999 | 202.75 | 207.00 | 201.50 | 207.00 | 2156 | NASDAQ | DALN | Fri, Feb 5, 1999 | 196.75 | 204.50 | 196.50 | 203.00 | 2155 | NASDAQ | DALN | Thu, Feb 4, 1999 | 198.25 | 200.00 | 195.75 | 196.25 | 2154 | NASDAQ | DALN | Wed, Feb 3, 1999 | 192.00 | 199.00 | 189.50 | 196.75 | 2153 | NASDAQ | DALN | Tue, Feb 2, 1999 | 188.75 | 192.00 | 186.00 | 191.50 | 2152 | NASDAQ | DALN | Mon, Feb 1, 1999 | 190.00 | 194.00 | 189.00 | 189.00 | 2151 | NASDAQ | DALN | Fri, Jan 29, 1999 | 188.00 | 191.50 | 185.25 | 190.00 | 2150 | NASDAQ | DALN | Thu, Jan 28, 1999 | 192.75 | 195.75 | 188.75 | 189.75 | 2149 | NASDAQ | DALN | Wed, Jan 27, 1999 | 192.75 | 193.50 | 188.50 | 193.50 | 2148 | NASDAQ | DALN | Tue, Jan 26, 1999 | 194.50 | 195.00 | 191.75 | 193.00 | 2147 | NASDAQ | DALN | Mon, Jan 25, 1999 | 197.25 | 197.50 | 194.25 | 196.00 | 2146 | NASDAQ | DALN | Fri, Jan 22, 1999 | 200.25 | 201.25 | 195.50 | 198.25 | 2145 | NASDAQ | DALN | Thu, Jan 21, 1999 | 200.25 | 207.75 | 200.25 | 200.50 | 2144 | NASDAQ | DALN | Wed, Jan 20, 1999 | 203.75 | 203.75 | 199.25 | 200.00 | 2143 | NASDAQ | DALN | Tue, Jan 19, 1999 | 207.00 | 207.00 | 201.50 | 202.75 | 2142 | NASDAQ | DALN | Fri, Jan 15, 1999 | 202.00 | 208.00 | 201.50 | 207.50 | 2141 | NASDAQ | DALN | Thu, Jan 14, 1999 | 207.25 | 207.25 | 198.75 | 199.00 | 2140 | NASDAQ | DALN | Wed, Jan 13, 1999 | 204.50 | 209.25 | 203.75 | 207.75 | 2139 | NASDAQ | DALN | Tue, Jan 12, 1999 | 211.25 | 212.25 | 205.25 | 205.50 | 2138 | NASDAQ | DALN | Mon, Jan 11, 1999 | 209.50 | 212.50 | 209.50 | 211.50 | 2137 | NASDAQ | DALN | Fri, Jan 8, 1999 | 212.00 | 212.00 | 207.25 | 209.25 | 2136 | NASDAQ | DALN | Thu, Jan 7, 1999 | 213.00 | 213.00 | 206.75 | 211.75 | 2135 | NASDAQ | DALN | Wed, Jan 6, 1999 | 206.00 | 212.00 | 206.00 | 211.75 | 2134 | NASDAQ | DALN | Tue, Jan 5, 1999 | 204.50 | 205.00 | 202.75 | 204.75 | 2133 | NASDAQ | DALN | Mon, Jan 4, 1999 | 200.00 | 205.75 | 200.00 | 203.00 | 2132 | NASDAQ | DALN | Thu, Dec 31, 1998 | 195.50 | 200.00 | 194.75 | 199.00 | 2131 | NASDAQ | DALN | Wed, Dec 30, 1998 | 195.75 | 198.00 | 194.75 | 195.50 | 2130 | NASDAQ | DALN | Tue, Dec 29, 1998 | 198.00 | 198.00 | 194.00 | 194.25 | 2129 | NASDAQ | DALN | Mon, Dec 28, 1998 | 198.50 | 198.50 | 192.00 | 198.00 | 2128 | NASDAQ | DALN | Thu, Dec 24, 1998 | 198.25 | 199.50 | 197.25 | 199.00 | 2127 | NASDAQ | DALN | Wed, Dec 23, 1998 | 199.00 | 200.25 | 195.75 | 198.75 | 2126 | NASDAQ | DALN | Tue, Dec 22, 1998 | 200.25 | 201.25 | 197.75 | 198.75 | 2125 | NASDAQ | DALN | Mon, Dec 21, 1998 | 200.50 | 202.50 | 199.25 | 200.25 | 2124 | NASDAQ | DALN | Fri, Dec 18, 1998 | 201.50 | 201.75 | 199.50 | 200.50 | 2123 | NASDAQ | DALN | Thu, Dec 17, 1998 | 204.75 | 204.75 | 196.50 | 202.50 | 2122 | NASDAQ | DALN | Wed, Dec 16, 1998 | 200.50 | 206.00 | 200.50 | 204.75 | 2121 | NASDAQ | DALN | Tue, Dec 15, 1998 | 201.50 | 203.50 | 197.25 | 199.50 | 2120 | NASDAQ | DALN | Mon, Dec 14, 1998 | 202.75 | 208.00 | 201.00 | 201.00 | 2119 | NASDAQ | DALN | Fri, Dec 11, 1998 | 204.00 | 204.75 | 201.50 | 203.25 | 2118 | NASDAQ | DALN | Thu, Dec 10, 1998 | 212.25 | 212.25 | 204.25 | 204.50 | 2117 | NASDAQ | DALN | Wed, Dec 9, 1998 | 212.00 | 214.75 | 211.50 | 212.50 | 2116 | NASDAQ | DALN | Tue, Dec 8, 1998 | 217.25 | 217.25 | 209.25 | 212.00 | 2115 | NASDAQ | DALN | Mon, Dec 7, 1998 | 212.75 | 217.75 | 212.00 | 217.75 | 2114 | NASDAQ | DALN | Fri, Dec 4, 1998 | 210.00 | 214.50 | 209.50 | 213.25 | 2113 | NASDAQ | DALN | Thu, Dec 3, 1998 | 209.75 | 210.75 | 206.25 | 209.00 | 2112 | NASDAQ | DALN | Wed, Dec 2, 1998 | 214.50 | 214.75 | 208.50 | 209.75 | 2111 | NASDAQ | DALN | Tue, Dec 1, 1998 | 222.00 | 222.00 | 213.25 | 213.25 | 2110 | NASDAQ | DALN | Mon, Nov 30, 1998 | 230.25 | 230.25 | 221.75 | 222.00 | 2109 | NASDAQ | DALN | Fri, Nov 27, 1998 | 228.50 | 233.75 | 228.25 | 233.50 | 2108 | NASDAQ | DALN | Wed, Nov 25, 1998 | 224.25 | 226.50 | 223.25 | 223.50 | 2107 | NASDAQ | DALN | Tue, Nov 24, 1998 | 226.00 | 228.50 | 222.50 | 223.75 | 2106 | NASDAQ | DALN | Mon, Nov 23, 1998 | 229.00 | 232.00 | 226.50 | 231.25 | 2105 | NASDAQ | DALN | Fri, Nov 20, 1998 | 222.00 | 230.75 | 221.75 | 229.00 | 2104 | NASDAQ | DALN | Thu, Nov 19, 1998 | 224.00 | 225.75 | 220.50 | 220.50 | 2103 | NASDAQ | DALN | Wed, Nov 18, 1998 | 220.50 | 224.00 | 220.50 | 223.50 | 2102 | NASDAQ | DALN | Tue, Nov 17, 1998 | 222.50 | 224.25 | 220.00 | 220.75 | 2101 | NASDAQ | DALN | Mon, Nov 16, 1998 | 225.00 | 225.00 | 220.50 | 222.75 | 2100 | NASDAQ | DALN | Fri, Nov 13, 1998 | 226.50 | 228.50 | 223.25 | 225.00 | 2099 | NASDAQ | DALN | Thu, Nov 12, 1998 | 221.50 | 230.00 | 221.50 | 225.75 | 2098 | NASDAQ | DALN | Wed, Nov 11, 1998 | 222.75 | 224.50 | 221.50 | 221.50 | 2097 | NASDAQ | DALN | Tue, Nov 10, 1998 | 226.75 | 227.00 | 222.75 | 223.00 | 2096 | NASDAQ | DALN | Mon, Nov 9, 1998 | 229.75 | 230.00 | 225.75 | 226.50 | 2095 | NASDAQ | DALN | Fri, Nov 6, 1998 | 230.00 | 230.75 | 228.25 | 229.75 | 2094 | NASDAQ | DALN | Thu, Nov 5, 1998 | 231.25 | 231.25 | 226.50 | 230.50 | 2093 | NASDAQ | DALN | Wed, Nov 4, 1998 | 232.75 | 233.25 | 230.00 | 231.25 | 2092 | NASDAQ | DALN | Tue, Nov 3, 1998 | 226.50 | 232.75 | 226.50 | 232.50 | 2091 | NASDAQ | DALN | Mon, Nov 2, 1998 | 222.50 | 227.00 | 222.50 | 225.25 | 2090 | NASDAQ | DALN | Fri, Oct 30, 1998 | 216.75 | 223.50 | 216.00 | 221.00 | 2089 | NASDAQ | DALN | Thu, Oct 29, 1998 | 220.00 | 220.25 | 216.25 | 217.25 | 2088 | NASDAQ | DALN | Wed, Oct 28, 1998 | 225.50 | 226.50 | 219.50 | 220.00 | 2087 | NASDAQ | DALN | Tue, Oct 27, 1998 | 228.25 | 233.00 | 222.75 | 225.00 | 2086 | NASDAQ | DALN | Mon, Oct 26, 1998 | 227.75 | 230.75 | 226.75 | 227.25 | 2085 | NASDAQ | DALN | Fri, Oct 23, 1998 | 226.75 | 228.25 | 224.75 | 226.75 | 2084 | NASDAQ | DALN | Thu, Oct 22, 1998 | 225.00 | 226.75 | 220.00 | 226.75 | 2083 | NASDAQ | DALN | Wed, Oct 21, 1998 | 229.25 | 229.25 | 225.25 | 226.25 | 2082 | NASDAQ | DALN | Tue, Oct 20, 1998 | 225.00 | 230.00 | 225.00 | 229.00 | 2081 | NASDAQ | DALN | Mon, Oct 19, 1998 | 231.25 | 231.50 | 223.50 | 224.50 | 2080 | NASDAQ | DALN | Fri, Oct 16, 1998 | 236.50 | 236.50 | 229.00 | 230.25 | 2079 | NASDAQ | DALN | Thu, Oct 15, 1998 | 227.25 | 234.00 | 223.75 | 232.25 | 2078 | NASDAQ | DALN | Wed, Oct 14, 1998 | 226.00 | 231.75 | 226.00 | 227.50 | 2077 | NASDAQ | DALN | Tue, Oct 13, 1998 | 224.00 | 226.75 | 222.00 | 226.50 | 2076 | NASDAQ | DALN | Mon, Oct 12, 1998 | 219.25 | 227.75 | 219.25 | 225.25 | 2075 | NASDAQ | DALN | Fri, Oct 9, 1998 | 204.75 | 219.75 | 204.75 | 219.00 | 2074 | NASDAQ | DALN | Thu, Oct 8, 1998 | 225.50 | 225.50 | 198.75 | 198.75 | 2073 | NASDAQ | DALN | Wed, Oct 7, 1998 | 232.00 | 233.75 | 224.00 | 227.50 | 2072 | NASDAQ | DALN | Tue, Oct 6, 1998 | 229.50 | 232.75 | 229.25 | 231.75 | 2071 | NASDAQ | DALN | Mon, Oct 5, 1998 | 226.00 | 230.50 | 224.00 | 228.00 | 2070 | NASDAQ | DALN | Fri, Oct 2, 1998 | 220.50 | 227.50 | 220.25 | 226.00 | 2069 | NASDAQ | DALN | Thu, Oct 1, 1998 | 230.75 | 234.00 | 219.00 | 219.00 | 2068 | NASDAQ | DALN | Wed, Sep 30, 1998 | 234.75 | 235.25 | 230.75 | 230.75 | 2067 | NASDAQ | DALN | Tue, Sep 29, 1998 | 235.75 | 237.00 | 231.50 | 236.50 | 2066 | NASDAQ | DALN | Mon, Sep 28, 1998 | 237.50 | 238.50 | 235.00 | 235.25 | 2065 | NASDAQ | DALN | Fri, Sep 25, 1998 | 235.50 | 237.25 | 234.25 | 236.50 | 2064 | NASDAQ | DALN | Thu, Sep 24, 1998 | 236.00 | 236.00 | 231.75 | 236.00 | 2063 | NASDAQ | DALN | Wed, Sep 23, 1998 | 227.00 | 238.25 | 227.00 | 238.00 | 2062 | NASDAQ | DALN | Tue, Sep 22, 1998 | 228.25 | 228.25 | 222.50 | 225.50 | 2061 | NASDAQ | DALN | Mon, Sep 21, 1998 | 225.00 | 228.75 | 223.50 | 227.25 | 2060 | NASDAQ | DALN | Fri, Sep 18, 1998 | 223.25 | 227.50 | 219.00 | 226.00 | 2059 | NASDAQ | DALN | Thu, Sep 17, 1998 | 223.00 | 225.00 | 220.00 | 223.25 | 2058 | NASDAQ | DALN | Wed, Sep 16, 1998 | 217.00 | 223.75 | 216.25 | 223.75 | 2057 | NASDAQ | DALN | Tue, Sep 15, 1998 | 212.75 | 217.00 | 210.50 | 217.00 | 2056 | NASDAQ | DALN | Mon, Sep 14, 1998 | 214.00 | 216.00 | 213.00 | 213.25 | 2055 | NASDAQ | DALN | Fri, Sep 11, 1998 | 209.50 | 214.00 | 207.00 | 214.00 | 2054 | NASDAQ | DALN | Thu, Sep 10, 1998 | 207.50 | 215.00 | 206.25 | 211.50 | 2053 | NASDAQ | DALN | Wed, Sep 9, 1998 | 208.75 | 210.25 | 205.00 | 208.75 | 2052 | NASDAQ | DALN | Tue, Sep 8, 1998 | 204.00 | 209.25 | 201.50 | 208.75 | 2051 | NASDAQ | DALN | Fri, Sep 4, 1998 | 198.50 | 202.50 | 197.25 | 202.50 | 2050 | NASDAQ | DALN | Thu, Sep 3, 1998 | 199.50 | 200.50 | 194.50 | 196.75 | 2049 | NASDAQ | DALN | Wed, Sep 2, 1998 | 201.25 | 204.75 | 200.00 | 202.00 | 2048 | NASDAQ | DALN | Tue, Sep 1, 1998 | 197.00 | 204.00 | 195.00 | 202.25 | 2047 | NASDAQ | DALN | Mon, Aug 31, 1998 | 201.00 | 207.00 | 196.00 | 196.50 | 2046 | NASDAQ | DALN | Fri, Aug 28, 1998 | 199.00 | 202.50 | 199.00 | 200.75 | 2045 | NASDAQ | DALN | Thu, Aug 27, 1998 | 205.50 | 205.50 | 198.50 | 199.00 | 2044 | NASDAQ | DALN | Wed, Aug 26, 1998 | 208.50 | 208.50 | 204.50 | 205.50 | 2043 | NASDAQ | DALN | Tue, Aug 25, 1998 | 207.75 | 211.50 | 207.50 | 209.00 | 2042 | NASDAQ | DALN | Mon, Aug 24, 1998 | 209.50 | 209.75 | 205.75 | 207.75 | 2041 | NASDAQ | DALN | Fri, Aug 21, 1998 | 212.00 | 212.25 | 200.50 | 210.50 | 2040 | NASDAQ | DALN | Thu, Aug 20, 1998 | 209.75 | 213.50 | 208.00 | 213.50 | 2039 | NASDAQ | DALN | Wed, Aug 19, 1998 | 202.00 | 209.50 | 201.50 | 209.50 | 2038 | NASDAQ | DALN | Tue, Aug 18, 1998 | 201.00 | 202.50 | 199.25 | 202.25 | 2037 | NASDAQ | DALN | Mon, Aug 17, 1998 | 200.50 | 200.75 | 197.50 | 200.25 | 2036 | NASDAQ | DALN | Fri, Aug 14, 1998 | 201.00 | 204.00 | 199.75 | 201.00 | 2035 | NASDAQ | DALN | Thu, Aug 13, 1998 | 196.00 | 202.00 | 196.00 | 200.25 | 2034 | NASDAQ | DALN | Wed, Aug 12, 1998 | 191.25 | 197.75 | 190.50 | 196.50 | 2033 | NASDAQ | DALN | Tue, Aug 11, 1998 | 189.75 | 192.75 | 184.00 | 190.25 | 2032 | NASDAQ | DALN | Mon, Aug 10, 1998 | 195.25 | 195.25 | 189.25 | 189.50 | 2031 | NASDAQ | DALN | Fri, Aug 7, 1998 | 189.75 | 199.25 | 188.75 | 194.75 | 2030 | NASDAQ | DALN | Thu, Aug 6, 1998 | 191.50 | 191.50 | 188.50 | 189.75 | 2029 | NASDAQ | DALN | Wed, Aug 5, 1998 | 196.00 | 196.25 | 184.00 | 190.50 | 2028 | NASDAQ | DALN | Tue, Aug 4, 1998 | 198.75 | 203.25 | 196.25 | 196.25 | 2027 | NASDAQ | DALN | Mon, Aug 3, 1998 | 202.50 | 202.50 | 198.25 | 198.50 | 2026 | NASDAQ | DALN | Fri, Jul 31, 1998 | 210.75 | 210.75 | 202.00 | 202.75 | 2025 | NASDAQ | DALN | Thu, Jul 30, 1998 | 208.75 | 214.00 | 208.50 | 210.50 | 2024 | NASDAQ | DALN | Wed, Jul 29, 1998 | 208.50 | 208.50 | 205.25 | 207.75 | 2023 | NASDAQ | DALN | Tue, Jul 28, 1998 | 207.25 | 208.75 | 204.25 | 208.50 | 2022 | NASDAQ | DALN | Mon, Jul 27, 1998 | 206.75 | 209.75 | 206.25 | 207.25 | 2021 | NASDAQ | DALN | Fri, Jul 24, 1998 | 210.75 | 211.50 | 206.75 | 208.25 | 2020 | NASDAQ | DALN | Thu, Jul 23, 1998 | 218.50 | 218.50 | 209.25 | 210.25 | 2019 | NASDAQ | DALN | Wed, Jul 22, 1998 | 215.25 | 219.00 | 215.00 | 219.00 | 2018 | NASDAQ | DALN | Tue, Jul 21, 1998 | 214.50 | 219.50 | 214.00 | 214.75 | 2017 | NASDAQ | DALN | Mon, Jul 20, 1998 | 216.50 | 216.75 | 214.25 | 214.25 | 2016 | NASDAQ | DALN | Fri, Jul 17, 1998 | 218.50 | 218.50 | 216.50 | 216.75 | 2015 | NASDAQ | DALN | Thu, Jul 16, 1998 | 217.75 | 218.50 | 216.50 | 217.75 | 2014 | NASDAQ | DALN | Wed, Jul 15, 1998 | 215.00 | 221.25 | 214.00 | 217.50 | 2013 | NASDAQ | DALN | Tue, Jul 14, 1998 | 210.25 | 217.50 | 210.25 | 215.50 | 2012 | NASDAQ | DALN | Mon, Jul 13, 1998 | 215.25 | 215.50 | 210.00 | 210.00 | 2011 | NASDAQ | DALN | Fri, Jul 10, 1998 | 217.00 | 217.75 | 215.50 | 215.50 | 2010 | NASDAQ | DALN | Thu, Jul 9, 1998 | 218.00 | 218.25 | 215.75 | 216.25 | 2009 | NASDAQ | DALN | Wed, Jul 8, 1998 | 217.50 | 221.00 | 217.50 | 218.25 | 2008 | NASDAQ | DALN | Tue, Jul 7, 1998 | 220.00 | 220.75 | 217.50 | 217.50 | 2007 | NASDAQ | DALN | Mon, Jul 6, 1998 | 221.00 | 222.50 | 219.75 | 220.50 | 2006 | NASDAQ | DALN | Thu, Jul 2, 1998 | 221.50 | 223.25 | 220.75 | 221.00 | 2005 | NASDAQ | DALN | Wed, Jul 1, 1998 | 216.75 | 222.00 | 216.75 | 221.50 | 2004 | NASDAQ | DALN | Tue, Jun 30, 1998 | 215.50 | 218.25 | 215.50 | 217.25 | 2003 | NASDAQ | DALN | Mon, Jun 29, 1998 | 212.00 | 214.50 | 212.00 | 214.50 | 2002 | NASDAQ | DALN | Fri, Jun 26, 1998 | 211.50 | 212.75 | 210.25 | 211.25 | 2001 | NASDAQ | DALN | Thu, Jun 25, 1998 | 212.00 | 213.00 | 211.75 | 212.00 | 2000 | NASDAQ | DALN | Wed, Jun 24, 1998 | 208.75 | 209.50 | 207.50 | 208.25 | 1999 | NASDAQ | DALN | Tue, Jun 23, 1998 | 208.00 | 209.50 | 208.00 | 208.00 | 1998 | NASDAQ | DALN | Mon, Jun 22, 1998 | 203.00 | 208.75 | 203.00 | 208.00 | 1997 | NASDAQ | DALN | Fri, Jun 19, 1998 | 205.00 | 205.00 | 202.00 | 203.25 | 1996 | NASDAQ | DALN | Thu, Jun 18, 1998 | 208.25 | 208.25 | 203.75 | 205.00 | 1995 | NASDAQ | DALN | Wed, Jun 17, 1998 | 204.00 | 212.00 | 204.00 | 210.25 | 1994 | NASDAQ | DALN | Tue, Jun 16, 1998 | 201.75 | 205.50 | 201.50 | 204.00 | 1993 | NASDAQ | DALN | Mon, Jun 15, 1998 | 204.00 | 207.00 | 201.25 | 201.25 | 1992 | NASDAQ | DALN | Fri, Jun 12, 1998 | 203.75 | 206.00 | 202.00 | 205.25 | 1991 | NASDAQ | DALN | Thu, Jun 11, 1998 | 209.75 | 210.25 | 203.00 | 203.50 | 1990 | NASDAQ | DALN | Wed, Jun 10, 1998 | 210.00 | 215.00 | 209.50 | 210.00 | 1989 | NASDAQ | DALN | Tue, Jun 9, 1998 | 216.00 | 216.00 | 212.25 | 212.75 | 1988 | NASDAQ | DALN | Mon, Jun 8, 1998 | 219.50 | 220.50 | 215.50 | 215.50 | 1987 | NASDAQ | DALN | Fri, Jun 5, 1998 | 215.00 | 221.50 | 215.00 | 219.00 | 1986 | NASDAQ | DALN | Thu, Jun 4, 1998 | 211.25 | 217.00 | 211.25 | 215.50 | 1985 | NASDAQ | DALN | Wed, Jun 3, 1998 | 213.75 | 216.00 | 211.25 | 211.50 | 1984 | NASDAQ | DALN | Tue, Jun 2, 1998 | 214.50 | 216.50 | 212.75 | 213.00 | 1983 | NASDAQ | DALN | Mon, Jun 1, 1998 | 216.00 | 216.00 | 214.00 | 214.25 | 1982 | NASDAQ | DALN | Fri, May 29, 1998 | 217.50 | 219.00 | 214.50 | 216.25 | 1981 | NASDAQ | DALN | Thu, May 28, 1998 | 216.00 | 219.25 | 215.00 | 217.00 | 1980 | NASDAQ | DALN | Wed, May 27, 1998 | 215.00 | 217.00 | 211.75 | 215.25 | 1979 | NASDAQ | DALN | Tue, May 26, 1998 | 218.25 | 219.50 | 216.00 | 216.50 | 1978 | NASDAQ | DALN | Fri, May 22, 1998 | 220.75 | 220.75 | 218.00 | 218.00 | 1977 | NASDAQ | DALN | Thu, May 21, 1998 | 221.25 | 222.75 | 217.50 | 220.25 | 1976 | NASDAQ | DALN | Wed, May 20, 1998 | 225.25 | 226.00 | 220.25 | 221.00 | 1975 | NASDAQ | DALN | Tue, May 19, 1998 | 225.00 | 227.00 | 225.00 | 225.75 | 1974 | NASDAQ | DALN | Mon, May 18, 1998 | 228.00 | 229.50 | 224.25 | 225.00 | 1973 | NASDAQ | DALN | Fri, May 15, 1998 | 229.75 | 229.75 | 228.00 | 228.75 | 1972 | NASDAQ | DALN | Thu, May 14, 1998 | 229.00 | 232.50 | 228.75 | 229.25 | 1971 | NASDAQ | DALN | Wed, May 13, 1998 | 228.50 | 231.00 | 228.50 | 229.00 | 1970 | NASDAQ | DALN | Tue, May 12, 1998 | 227.00 | 229.25 | 227.00 | 228.50 | 1969 | NASDAQ | DALN | Mon, May 11, 1998 | 228.00 | 229.50 | 226.00 | 227.00 | 1968 | NASDAQ | DALN | Fri, May 8, 1998 | 226.75 | 229.75 | 226.75 | 228.00 | 1967 | NASDAQ | DALN | Thu, May 7, 1998 | 228.25 | 228.25 | 226.50 | 227.00 | 1966 | NASDAQ | DALN | Wed, May 6, 1998 | 228.00 | 229.25 | 227.50 | 229.00 | 1965 | NASDAQ | DALN | Tue, May 5, 1998 | 231.25 | 231.25 | 227.50 | 228.00 | 1964 | NASDAQ | DALN | Mon, May 4, 1998 | 234.25 | 234.25 | 230.50 | 232.00 | 1963 | NASDAQ | DALN | Fri, May 1, 1998 | 230.25 | 235.75 | 230.25 | 234.25 | 1962 | NASDAQ | DALN | Thu, Apr 30, 1998 | 229.25 | 230.75 | 228.25 | 230.00 | 1961 | NASDAQ | DALN | Wed, Apr 29, 1998 | 227.50 | 229.75 | 227.50 | 229.00 | 1960 | NASDAQ | DALN | Tue, Apr 28, 1998 | 227.25 | 227.75 | 224.75 | 227.50 | 1959 | NASDAQ | DALN | Mon, Apr 27, 1998 | 228.50 | 230.25 | 226.50 | 226.75 | 1958 | NASDAQ | DALN | Fri, Apr 24, 1998 | 232.00 | 232.00 | 229.00 | 229.25 | 1957 | NASDAQ | DALN | Thu, Apr 23, 1998 | 232.25 | 234.25 | 232.25 | 232.75 | 1956 | NASDAQ | DALN | Wed, Apr 22, 1998 | 234.25 | 234.25 | 232.00 | 232.25 | 1955 | NASDAQ | DALN | Tue, Apr 21, 1998 | 230.50 | 235.75 | 229.25 | 235.50 | 1954 | NASDAQ | DALN | Mon, Apr 20, 1998 | 232.50 | 234.00 | 229.25 | 231.75 | 1953 | NASDAQ | DALN | Fri, Apr 17, 1998 | 232.00 | 232.00 | 230.00 | 231.75 | 1952 | NASDAQ | DALN | Thu, Apr 16, 1998 | 228.50 | 232.75 | 228.00 | 232.75 | 1951 | NASDAQ | DALN | Wed, Apr 15, 1998 | 223.50 | 230.25 | 223.50 | 228.25 | 1950 | NASDAQ | DALN | Tue, Apr 14, 1998 | 220.00 | 224.50 | 220.00 | 223.75 | 1949 | NASDAQ | DALN | Mon, Apr 13, 1998 | 220.75 | 220.75 | 219.00 | 219.50 | 1948 | NASDAQ | DALN | Thu, Apr 9, 1998 | 223.00 | 224.50 | 221.25 | 222.00 | 1947 | NASDAQ | DALN | Wed, Apr 8, 1998 | 223.25 | 223.25 | 220.75 | 221.00 | 1946 | NASDAQ | DALN | Tue, Apr 7, 1998 | 225.00 | 226.75 | 221.50 | 223.75 | 1945 | NASDAQ | DALN | Mon, Apr 6, 1998 | 232.75 | 232.75 | 228.75 | 228.75 | 1944 | NASDAQ | DALN | Fri, Apr 3, 1998 | 235.75 | 236.50 | 232.25 | 232.25 | 1943 | NASDAQ | DALN | Thu, Apr 2, 1998 | 234.50 | 235.75 | 232.75 | 235.75 | 1942 | NASDAQ | DALN | Wed, Apr 1, 1998 | 232.25 | 235.50 | 228.50 | 233.50 | 1941 | NASDAQ | DALN | Tue, Mar 31, 1998 | 236.50 | 237.25 | 232.50 | 233.25 | 1940 | NASDAQ | DALN | Mon, Mar 30, 1998 | 238.50 | 240.25 | 235.00 | 236.25 | 1939 | NASDAQ | DALN | Fri, Mar 27, 1998 | 242.50 | 243.00 | 238.00 | 239.25 | 1938 | NASDAQ | DALN | Thu, Mar 26, 1998 | 240.75 | 244.00 | 240.00 | 242.50 | 1937 | NASDAQ | DALN | Wed, Mar 25, 1998 | 240.25 | 244.25 | 239.75 | 241.25 | 1936 | NASDAQ | DALN | Tue, Mar 24, 1998 | 243.00 | 243.00 | 240.00 | 240.25 | 1935 | NASDAQ | DALN | Mon, Mar 23, 1998 | 240.00 | 244.00 | 240.00 | 242.50 | 1934 | NASDAQ | DALN | Fri, Mar 20, 1998 | 234.00 | 238.75 | 234.00 | 238.00 | 1933 | NASDAQ | DALN | Thu, Mar 19, 1998 | 235.50 | 236.00 | 231.75 | 235.00 | 1932 | NASDAQ | DALN | Wed, Mar 18, 1998 | 227.00 | 231.75 | 226.75 | 231.75 | 1931 | NASDAQ | DALN | Tue, Mar 17, 1998 | 235.50 | 235.50 | 223.50 | 229.00 | 1930 | NASDAQ | DALN | Mon, Mar 16, 1998 | 236.25 | 238.50 | 235.50 | 237.00 | 1929 | NASDAQ | DALN | Fri, Mar 13, 1998 | 234.00 | 237.00 | 234.00 | 236.00 | 1928 | NASDAQ | DALN | Thu, Mar 12, 1998 | 234.75 | 235.00 | 231.75 | 234.25 | 1927 | NASDAQ | DALN | Wed, Mar 11, 1998 | 230.25 | 236.75 | 230.25 | 235.25 | 1926 | NASDAQ | DALN | Tue, Mar 10, 1998 | 232.00 | 232.50 | 230.25 | 230.25 | 1925 | NASDAQ | DALN | Mon, Mar 9, 1998 | 238.75 | 238.75 | 227.00 | 228.50 | 1924 | NASDAQ | DALN | Fri, Mar 6, 1998 | 239.25 | 240.00 | 238.00 | 238.75 | 1923 | NASDAQ | DALN | Thu, Mar 5, 1998 | 237.75 | 240.25 | 237.50 | 239.25 | 1922 | NASDAQ | DALN | Wed, Mar 4, 1998 | 239.75 | 241.25 | 238.25 | 239.00 | 1921 | NASDAQ | DALN | Tue, Mar 3, 1998 | 237.25 | 240.00 | 236.50 | 240.00 | 1920 | NASDAQ | DALN | Mon, Mar 2, 1998 | 236.25 | 238.50 | 235.00 | 238.25 | 1919 | NASDAQ | DALN | Fri, Feb 27, 1998 | 233.75 | 238.00 | 233.50 | 236.25 | 1918 | NASDAQ | DALN | Thu, Feb 26, 1998 | 230.00 | 235.00 | 230.00 | 234.25 | 1917 | NASDAQ | DALN | Wed, Feb 25, 1998 | 230.00 | 230.50 | 227.75 | 229.50 | 1916 | NASDAQ | DALN | Tue, Feb 24, 1998 | 226.75 | 230.50 | 226.75 | 230.50 | 1915 | NASDAQ | DALN | Mon, Feb 23, 1998 | 227.75 | 227.75 | 224.00 | 226.75 | 1914 | NASDAQ | DALN | Fri, Feb 20, 1998 | 228.25 | 228.25 | 226.50 | 227.75 | 1913 | NASDAQ | DALN | Thu, Feb 19, 1998 | 227.00 | 230.00 | 226.00 | 228.50 | 1912 | NASDAQ | DALN | Wed, Feb 18, 1998 | 224.50 | 228.25 | 222.50 | 228.00 | 1911 | NASDAQ | DALN | Tue, Feb 17, 1998 | 226.50 | 226.75 | 223.75 | 224.25 | 1910 | NASDAQ | DALN | Fri, Feb 13, 1998 | 225.50 | 226.75 | 225.25 | 226.00 | 1909 | NASDAQ | DALN | Thu, Feb 12, 1998 | 227.00 | 227.25 | 223.50 | 226.75 | 1908 | NASDAQ | DALN | Wed, Feb 11, 1998 | 230.50 | 231.75 | 227.00 | 227.00 | 1907 | NASDAQ | DALN | Tue, Feb 10, 1998 | 231.00 | 231.00 | 229.25 | 230.50 | 1906 | NASDAQ | DALN | Mon, Feb 9, 1998 | 234.25 | 235.50 | 231.00 | 231.00 | 1905 | NASDAQ | DALN | Fri, Feb 6, 1998 | 231.25 | 234.50 | 231.00 | 234.00 | 1904 | NASDAQ | DALN | Thu, Feb 5, 1998 | 230.25 | 232.00 | 226.75 | 230.50 | 1903 | NASDAQ | DALN | Wed, Feb 4, 1998 | 228.00 | 231.75 | 227.50 | 230.25 | 1902 | NASDAQ | DALN | Tue, Feb 3, 1998 | 227.00 | 228.00 | 225.25 | 226.00 | 1901 | NASDAQ | DALN | Mon, Feb 2, 1998 | 220.50 | 221.75 | 220.00 | 221.00 | 1900 | NASDAQ | DALN | Fri, Jan 30, 1998 | 221.00 | 221.00 | 218.75 | 218.75 | 1899 | NASDAQ | DALN | Thu, Jan 29, 1998 | 218.50 | 222.00 | 218.50 | 221.50 | 1898 | NASDAQ | DALN | Wed, Jan 28, 1998 | 219.75 | 220.50 | 216.00 | 217.50 | 1897 | NASDAQ | DALN | Tue, Jan 27, 1998 | 218.00 | 221.75 | 218.00 | 218.75 | 1896 | NASDAQ | DALN | Mon, Jan 26, 1998 | 212.00 | 219.00 | 212.00 | 218.25 | 1895 | NASDAQ | DALN | Fri, Jan 23, 1998 | 211.00 | 211.50 | 208.25 | 211.50 | 1894 | NASDAQ | DALN | Thu, Jan 22, 1998 | 212.00 | 212.00 | 206.00 | 212.00 | 1893 | NASDAQ | DALN | Wed, Jan 21, 1998 | 217.00 | 218.75 | 212.50 | 214.50 | 1892 | NASDAQ | DALN | Tue, Jan 20, 1998 | 217.00 | 218.75 | 214.50 | 218.50 | 1891 | NASDAQ | DALN | Fri, Jan 16, 1998 | 219.00 | 219.00 | 214.00 | 214.00 | 1890 | NASDAQ | DALN | Thu, Jan 15, 1998 | 210.25 | 212.50 | 210.25 | 211.50 | 1889 | NASDAQ | DALN | Wed, Jan 14, 1998 | 210.00 | 210.00 | 205.00 | 209.25 | 1888 | NASDAQ | DALN | Tue, Jan 13, 1998 | 205.00 | 216.00 | 205.00 | 210.00 | 1887 | NASDAQ | DALN | Mon, Jan 12, 1998 | 194.00 | 202.50 | 193.25 | 201.00 | 1886 | NASDAQ | DALN | Fri, Jan 9, 1998 | 208.00 | 208.00 | 193.25 | 196.75 | 1885 | NASDAQ | DALN | Thu, Jan 8, 1998 | 210.25 | 210.25 | 206.50 | 207.75 | 1884 | NASDAQ | DALN | Wed, Jan 7, 1998 | 206.50 | 214.00 | 206.25 | 210.75 | 1883 | NASDAQ | DALN | Tue, Jan 6, 1998 | 208.50 | 208.75 | 202.00 | 206.00 | 1882 | NASDAQ | DALN | Mon, Jan 5, 1998 | 219.50 | 219.50 | 211.50 | 212.00 | 1881 | NASDAQ | DALN | Fri, Jan 2, 1998 | 219.25 | 219.75 | 212.00 | 215.50 | 1880 | NASDAQ | DALN | Wed, Dec 31, 1997 | 216.50 | 219.50 | 215.00 | 219.50 | 1879 | NASDAQ | DALN | Tue, Dec 30, 1997 | 210.25 | 216.50 | 208.50 | 216.50 | 1878 | NASDAQ | DALN | Mon, Dec 29, 1997 | 204.75 | 209.75 | 203.50 | 208.75 | 1877 | NASDAQ | DALN | Fri, Dec 26, 1997 | 205.00 | 206.25 | 204.00 | 204.50 | 1876 | NASDAQ | DALN | Wed, Dec 24, 1997 | 205.00 | 205.00 | 203.75 | 204.50 | 1875 | NASDAQ | DALN | Tue, Dec 23, 1997 | 206.00 | 206.00 | 203.25 | 205.00 | 1874 | NASDAQ | DALN | Mon, Dec 22, 1997 | 204.50 | 206.00 | 202.75 | 205.75 | 1873 | NASDAQ | DALN | Fri, Dec 19, 1997 | 204.00 | 204.00 | 197.25 | 203.00 | 1872 | NASDAQ | DALN | Thu, Dec 18, 1997 | 206.00 | 209.50 | 204.50 | 205.00 | 1871 | NASDAQ | DALN | Wed, Dec 17, 1997 | 209.75 | 210.00 | 207.00 | 207.00 | 1870 | NASDAQ | DALN | Tue, Dec 16, 1997 | 212.75 | 213.50 | 209.50 | 209.75 | 1869 | NASDAQ | DALN | Mon, Dec 15, 1997 | 207.00 | 211.50 | 207.00 | 211.50 | 1868 | NASDAQ | DALN | Fri, Dec 12, 1997 | 208.00 | 208.50 | 204.00 | 207.25 | 1867 | NASDAQ | DALN | Thu, Dec 11, 1997 | 211.00 | 211.25 | 207.00 | 207.50 | 1866 | NASDAQ | DALN | Wed, Dec 10, 1997 | 214.00 | 214.00 | 211.50 | 212.50 | 1865 | NASDAQ | DALN | Tue, Dec 9, 1997 | 216.25 | 216.50 | 213.00 | 214.25 | 1864 | NASDAQ | DALN | Mon, Dec 8, 1997 | 219.50 | 221.75 | 216.25 | 217.00 | 1863 | NASDAQ | DALN | Fri, Dec 5, 1997 | 216.50 | 221.75 | 216.50 | 218.50 | 1862 | NASDAQ | DALN | Thu, Dec 4, 1997 | 220.50 | 222.50 | 216.50 | 217.25 | 1861 | NASDAQ | DALN | Wed, Dec 3, 1997 | 221.25 | 221.25 | 218.25 | 219.00 | 1860 | NASDAQ | DALN | Tue, Dec 2, 1997 | 217.00 | 221.75 | 217.00 | 221.00 | 1859 | NASDAQ | DALN | Mon, Dec 1, 1997 | 224.50 | 224.75 | 218.25 | 218.75 | 1858 | NASDAQ | DALN | Fri, Nov 28, 1997 | 225.00 | 226.25 | 224.00 | 224.00 | 1857 | NASDAQ | DALN | Wed, Nov 26, 1997 | 228.50 | 229.50 | 223.75 | 224.00 | 1856 | NASDAQ | DALN | Tue, Nov 25, 1997 | 232.25 | 233.00 | 226.25 | 227.75 | 1855 | NASDAQ | DALN | Mon, Nov 24, 1997 | 237.75 | 237.75 | 231.25 | 232.00 | 1854 | NASDAQ | DALN | Fri, Nov 21, 1997 | 239.00 | 239.75 | 238.00 | 238.75 | 1853 | NASDAQ | DALN | Thu, Nov 20, 1997 | 233.00 | 243.00 | 233.00 | 238.75 | 1852 | NASDAQ | DALN | Wed, Nov 19, 1997 | 237.50 | 237.50 | 233.75 | 235.50 | 1851 | NASDAQ | DALN | Tue, Nov 18, 1997 | 240.50 | 241.50 | 236.00 | 237.00 | 1850 | NASDAQ | DALN | Mon, Nov 17, 1997 | 238.25 | 243.50 | 238.25 | 241.00 | 1849 | NASDAQ | DALN | Fri, Nov 14, 1997 | 235.00 | 242.00 | 235.00 | 237.50 | 1848 | NASDAQ | DALN | Thu, Nov 13, 1997 | 240.00 | 240.50 | 232.00 | 235.00 | 1847 | NASDAQ | DALN | Wed, Nov 12, 1997 | 240.00 | 241.50 | 239.00 | 239.25 | 1846 | NASDAQ | DALN | Tue, Nov 11, 1997 | 241.50 | 242.00 | 240.00 | 241.00 | 1845 | NASDAQ | DALN | Mon, Nov 10, 1997 | 243.00 | 245.50 | 241.25 | 241.50 | 1844 | NASDAQ | DALN | Fri, Nov 7, 1997 | 242.00 | 243.50 | 239.50 | 242.00 | 1843 | NASDAQ | DALN | Thu, Nov 6, 1997 | 246.50 | 248.00 | 244.25 | 244.25 | 1842 | NASDAQ | DALN | Wed, Nov 5, 1997 | 251.50 | 251.50 | 246.00 | 246.75 | 1841 | NASDAQ | DALN | Tue, Nov 4, 1997 | 249.50 | 250.00 | 246.00 | 248.75 | 1840 | NASDAQ | DALN | Mon, Nov 3, 1997 | 248.00 | 250.50 | 247.25 | 249.50 | 1839 | NASDAQ | DALN | Fri, Oct 31, 1997 | 246.00 | 246.25 | 242.00 | 245.75 | 1838 | NASDAQ | DALN | Thu, Oct 30, 1997 | 247.75 | 247.75 | 245.00 | 245.00 | 1837 | NASDAQ | DALN | Wed, Oct 29, 1997 | 247.50 | 251.25 | 247.00 | 249.50 | 1836 | NASDAQ | DALN | Tue, Oct 28, 1997 | 234.00 | 248.00 | 231.50 | 247.50 | 1835 | NASDAQ | DALN | Mon, Oct 27, 1997 | 248.00 | 250.75 | 234.00 | 235.25 | 1834 | NASDAQ | DALN | Fri, Oct 24, 1997 | 251.00 | 252.25 | 249.50 | 251.00 | 1833 | NASDAQ | DALN | Thu, Oct 23, 1997 | 252.00 | 254.25 | 248.50 | 249.00 | 1832 | NASDAQ | DALN | Wed, Oct 22, 1997 | 250.00 | 258.00 | 250.00 | 255.25 | 1831 | NASDAQ | DALN | Tue, Oct 21, 1997 | 253.25 | 254.00 | 251.25 | 252.00 | 1830 | NASDAQ | DALN | Mon, Oct 20, 1997 | 247.50 | 256.00 | 246.00 | 253.25 | 1829 | NASDAQ | DALN | Fri, Oct 17, 1997 | 239.00 | 248.00 | 238.00 | 242.75 | 1828 | NASDAQ | DALN | Thu, Oct 16, 1997 | 244.00 | 245.00 | 239.00 | 240.00 | 1827 | NASDAQ | DALN | Wed, Oct 15, 1997 | 244.75 | 245.75 | 243.00 | 245.50 | 1826 | NASDAQ | DALN | Tue, Oct 14, 1997 | 248.50 | 250.00 | 241.75 | 245.25 | 1825 | NASDAQ | DALN | Mon, Oct 13, 1997 | 249.00 | 250.25 | 248.25 | 248.50 | 1824 | NASDAQ | DALN | Fri, Oct 10, 1997 | 243.50 | 248.00 | 243.00 | 247.75 | 1823 | NASDAQ | DALN | Thu, Oct 9, 1997 | 246.25 | 246.50 | 244.00 | 244.00 | 1822 | NASDAQ | DALN | Wed, Oct 8, 1997 | 250.00 | 250.00 | 245.25 | 245.75 | 1821 | NASDAQ | DALN | Tue, Oct 7, 1997 | 249.00 | 250.50 | 248.50 | 250.00 | 1820 | NASDAQ | DALN | Mon, Oct 6, 1997 | 246.25 | 250.75 | 246.25 | 249.00 | 1819 | NASDAQ | DALN | Fri, Oct 3, 1997 | 244.00 | 247.75 | 244.00 | 245.25 | 1818 | NASDAQ | DALN | Thu, Oct 2, 1997 | 247.25 | 247.75 | 243.00 | 243.50 | 1817 | NASDAQ | DALN | Wed, Oct 1, 1997 | 245.75 | 248.75 | 244.25 | 248.00 | 1816 | NASDAQ | DALN | Tue, Sep 30, 1997 | 249.00 | 249.00 | 246.25 | 246.75 | 1815 | NASDAQ | DALN | Mon, Sep 29, 1997 | 246.25 | 251.00 | 245.25 | 249.25 | 1814 | NASDAQ | DALN | Fri, Sep 26, 1997 | 246.50 | 248.50 | 246.25 | 247.25 | 1813 | NASDAQ | DALN | Thu, Sep 25, 1997 | 245.00 | 249.75 | 245.00 | 246.25 | 1812 | NASDAQ | DALN | Wed, Sep 24, 1997 | 242.25 | 248.75 | 242.25 | 244.75 | 1811 | NASDAQ | DALN | Tue, Sep 23, 1997 | 244.25 | 244.25 | 241.25 | 242.00 | 1810 | NASDAQ | DALN | Mon, Sep 22, 1997 | 247.25 | 247.25 | 244.25 | 244.75 | 1809 | NASDAQ | DALN | Fri, Sep 19, 1997 | 245.75 | 247.75 | 245.25 | 247.00 | 1808 | NASDAQ | DALN | Thu, Sep 18, 1997 | 244.75 | 248.00 | 244.00 | 246.25 | 1807 | NASDAQ | DALN | Wed, Sep 17, 1997 | 247.75 | 248.00 | 244.50 | 244.50 | 1806 | NASDAQ | DALN | Tue, Sep 16, 1997 | 240.25 | 246.50 | 240.25 | 244.50 | 1805 | NASDAQ | DALN | Mon, Sep 15, 1997 | 241.00 | 244.25 | 238.50 | 238.50 | 1804 | NASDAQ | DALN | Fri, Sep 12, 1997 | 236.75 | 241.75 | 236.75 | 241.75 | 1803 | NASDAQ | DALN | Thu, Sep 11, 1997 | 238.50 | 238.75 | 236.25 | 237.50 | 1802 | NASDAQ | DALN | Wed, Sep 10, 1997 | 237.00 | 242.75 | 234.75 | 239.75 | 1801 | NASDAQ | DALN | Tue, Sep 9, 1997 | 237.50 | 239.25 | 237.00 | 238.00 | 1800 | NASDAQ | DALN | Mon, Sep 8, 1997 | 238.75 | 239.25 | 237.50 | 237.75 | 1799 | NASDAQ | DALN | Fri, Sep 5, 1997 | 238.00 | 239.25 | 236.75 | 237.75 | 1798 | NASDAQ | DALN | Thu, Sep 4, 1997 | 236.75 | 238.75 | 236.50 | 238.25 | 1797 | NASDAQ | DALN | Wed, Sep 3, 1997 | 239.50 | 239.75 | 236.50 | 237.25 | 1796 | NASDAQ | DALN | Tue, Sep 2, 1997 | 232.50 | 239.75 | 232.50 | 239.50 | 1795 | NASDAQ | DALN | Fri, Aug 29, 1997 | 232.50 | 234.75 | 230.75 | 231.75 | 1794 | NASDAQ | DALN | Thu, Aug 28, 1997 | 236.00 | 236.25 | 233.00 | 233.00 | 1793 | NASDAQ | DALN | Wed, Aug 27, 1997 | 234.00 | 239.00 | 233.75 | 237.75 | 1792 | NASDAQ | DALN | Tue, Aug 26, 1997 | 232.25 | 236.00 | 231.75 | 236.00 | 1791 | NASDAQ | DALN | Mon, Aug 25, 1997 | 236.50 | 238.00 | 233.00 | 233.25 | 1790 | NASDAQ | DALN | Fri, Aug 22, 1997 | 231.00 | 235.50 | 228.50 | 235.50 | 1789 | NASDAQ | DALN | Thu, Aug 21, 1997 | 236.75 | 236.75 | 233.00 | 233.75 | 1788 | NASDAQ | DALN | Wed, Aug 20, 1997 | 231.25 | 238.00 | 231.25 | 237.50 | 1787 | NASDAQ | DALN | Tue, Aug 19, 1997 | 227.75 | 231.50 | 227.25 | 231.50 | 1786 | NASDAQ | DALN | Mon, Aug 18, 1997 | 221.00 | 229.50 | 219.75 | 228.00 | 1785 | NASDAQ | DALN | Fri, Aug 15, 1997 | 225.50 | 226.00 | 221.75 | 222.00 | 1784 | NASDAQ | DALN | Thu, Aug 14, 1997 | 230.25 | 231.25 | 224.25 | 227.00 | 1783 | NASDAQ | DALN | Wed, Aug 13, 1997 | 233.00 | 233.50 | 228.75 | 229.50 | 1782 | NASDAQ | DALN | Tue, Aug 12, 1997 | 234.25 | 236.75 | 232.25 | 232.25 | 1781 | NASDAQ | DALN | Mon, Aug 11, 1997 | 230.50 | 236.50 | 230.25 | 235.75 | 1780 | NASDAQ | DALN | Fri, Aug 8, 1997 | 232.00 | 234.00 | 230.00 | 230.00 | 1779 | NASDAQ | DALN | Thu, Aug 7, 1997 | 237.25 | 238.00 | 233.50 | 233.50 | 1778 | NASDAQ | DALN | Wed, Aug 6, 1997 | 236.00 | 238.00 | 234.25 | 237.50 | 1777 | NASDAQ | DALN | Tue, Aug 5, 1997 | 230.50 | 234.75 | 230.50 | 234.75 | 1776 | NASDAQ | DALN | Mon, Aug 4, 1997 | 232.50 | 235.50 | 232.50 | 233.50 | 1775 | NASDAQ | DALN | Fri, Aug 1, 1997 | 234.75 | 234.75 | 228.75 | 232.25 | 1774 | NASDAQ | DALN | Thu, Jul 31, 1997 | 235.25 | 237.75 | 232.25 | 235.25 | 1773 | NASDAQ | DALN | Wed, Jul 30, 1997 | 233.25 | 235.25 | 233.25 | 234.50 | 1772 | NASDAQ | DALN | Tue, Jul 29, 1997 | 230.00 | 234.75 | 230.00 | 233.25 | 1771 | NASDAQ | DALN | Mon, Jul 28, 1997 | 226.00 | 232.00 | 226.00 | 229.75 | 1770 | NASDAQ | DALN | Fri, Jul 25, 1997 | 226.50 | 226.50 | 224.00 | 224.75 | 1769 | NASDAQ | DALN | Thu, Jul 24, 1997 | 224.00 | 227.50 | 223.25 | 226.25 | 1768 | NASDAQ | DALN | Wed, Jul 23, 1997 | 222.50 | 225.25 | 221.75 | 224.00 | 1767 | NASDAQ | DALN | Tue, Jul 22, 1997 | 218.75 | 223.00 | 218.75 | 222.00 | 1766 | NASDAQ | DALN | Mon, Jul 21, 1997 | 219.00 | 219.50 | 217.50 | 218.50 | 1765 | NASDAQ | DALN | Fri, Jul 18, 1997 | 222.00 | 222.00 | 217.50 | 219.00 | 1764 | NASDAQ | DALN | Thu, Jul 17, 1997 | 221.00 | 227.00 | 220.75 | 223.75 | 1763 | NASDAQ | DALN | Wed, Jul 16, 1997 | 220.75 | 221.50 | 219.00 | 221.00 | 1762 | NASDAQ | DALN | Tue, Jul 15, 1997 | 217.50 | 221.00 | 217.25 | 220.50 | 1761 | NASDAQ | DALN | Mon, Jul 14, 1997 | 218.00 | 222.25 | 218.00 | 219.50 | 1760 | NASDAQ | DALN | Fri, Jul 11, 1997 | 217.00 | 219.75 | 217.00 | 218.50 | 1759 | NASDAQ | DALN | Thu, Jul 10, 1997 | 220.00 | 220.75 | 216.75 | 219.25 | 1758 | NASDAQ | DALN | Wed, Jul 9, 1997 | 224.00 | 224.00 | 219.75 | 220.75 | 1757 | NASDAQ | DALN | Tue, Jul 8, 1997 | 224.50 | 225.00 | 222.50 | 223.50 | 1756 | NASDAQ | DALN | Mon, Jul 7, 1997 | 226.00 | 227.25 | 223.00 | 225.00 | 1755 | NASDAQ | DALN | Thu, Jul 3, 1997 | 225.50 | 226.50 | 224.50 | 225.50 | 1754 | NASDAQ | DALN | Wed, Jul 2, 1997 | 223.00 | 224.50 | 221.75 | 224.50 | 1753 | NASDAQ | DALN | Tue, Jul 1, 1997 | 224.00 | 226.00 | 222.25 | 223.00 | 1752 | NASDAQ | DALN | Mon, Jun 30, 1997 | 220.00 | 224.25 | 218.75 | 222.25 | 1751 | NASDAQ | DALN | Fri, Jun 27, 1997 | 218.00 | 220.00 | 217.50 | 217.75 | 1750 | NASDAQ | DALN | Thu, Jun 26, 1997 | 217.50 | 222.00 | 217.50 | 217.50 | 1749 | NASDAQ | DALN | Wed, Jun 25, 1997 | 216.00 | 221.50 | 214.50 | 217.50 | 1748 | NASDAQ | DALN | Tue, Jun 24, 1997 | 219.50 | 219.50 | 215.50 | 216.00 | 1747 | NASDAQ | DALN | Mon, Jun 23, 1997 | 221.00 | 223.00 | 217.00 | 217.50 | 1746 | NASDAQ | DALN | Fri, Jun 20, 1997 | 218.00 | 219.50 | 217.00 | 219.50 | 1745 | NASDAQ | DALN | Thu, Jun 19, 1997 | 224.50 | 225.50 | 220.50 | 220.50 | 1744 | NASDAQ | DALN | Wed, Jun 18, 1997 | 222.00 | 225.50 | 222.00 | 224.50 | 1743 | NASDAQ | DALN | Tue, Jun 17, 1997 | 221.50 | 225.50 | 221.00 | 223.00 | 1742 | NASDAQ | DALN | Mon, Jun 16, 1997 | 221.00 | 222.50 | 220.00 | 222.50 | 1741 | NASDAQ | DALN | Fri, Jun 13, 1997 | 218.50 | 223.50 | 218.50 | 221.00 | 1740 | NASDAQ | DALN | Thu, Jun 12, 1997 | 218.00 | 219.00 | 216.50 | 218.00 | 1739 | NASDAQ | DALN | Wed, Jun 11, 1997 | 218.50 | 221.50 | 216.50 | 218.00 | 1738 | NASDAQ | DALN | Tue, Jun 10, 1997 | 219.00 | 222.50 | 218.50 | 219.50 | 1737 | NASDAQ | DALN | Mon, Jun 9, 1997 | 219.00 | 219.00 | 212.50 | 217.00 | 1736 | NASDAQ | DALN | Fri, Jun 6, 1997 | 224.00 | 224.00 | 219.50 | 219.50 | 1735 | NASDAQ | DALN | Thu, Jun 5, 1997 | 216.00 | 219.00 | 215.50 | 218.00 | 1734 | NASDAQ | DALN | Wed, Jun 4, 1997 | 215.50 | 216.50 | 214.00 | 216.00 | 1733 | NASDAQ | DALN | Tue, Jun 3, 1997 | 215.50 | 218.50 | 214.50 | 216.50 | 1732 | NASDAQ | DALN | Mon, Jun 2, 1997 | 217.50 | 220.00 | 215.50 | 216.50 | 1731 | NASDAQ | DALN | Fri, May 30, 1997 | 209.00 | 214.50 | 208.00 | 214.00 | 1730 | NASDAQ | DALN | Thu, May 29, 1997 | 211.00 | 211.50 | 207.50 | 210.00 | 1729 | NASDAQ | DALN | Wed, May 28, 1997 | 210.50 | 211.00 | 208.50 | 210.50 | 1728 | NASDAQ | DALN | Tue, May 27, 1997 | 209.00 | 211.00 | 206.50 | 210.50 | 1727 | NASDAQ | DALN | Fri, May 23, 1997 | 208.50 | 211.00 | 208.50 | 208.50 | 1726 | NASDAQ | DALN | Thu, May 22, 1997 | 210.00 | 212.50 | 208.50 | 208.50 | 1725 | NASDAQ | DALN | Wed, May 21, 1997 | 211.50 | 212.50 | 208.50 | 210.00 | 1724 | NASDAQ | DALN | Tue, May 20, 1997 | 211.00 | 211.00 | 208.00 | 211.00 | 1723 | NASDAQ | DALN | Mon, May 19, 1997 | 209.50 | 212.00 | 209.00 | 212.00 | 1722 | NASDAQ | DALN | Fri, May 16, 1997 | 210.50 | 210.50 | 208.00 | 208.50 | 1721 | NASDAQ | DALN | Thu, May 15, 1997 | 209.50 | 210.50 | 207.50 | 210.50 | 1720 | NASDAQ | DALN | Wed, May 14, 1997 | 208.50 | 210.50 | 208.50 | 209.50 | 1719 | NASDAQ | DALN | Tue, May 13, 1997 | 212.00 | 212.00 | 206.50 | 207.50 | 1718 | NASDAQ | DALN | Mon, May 12, 1997 | 204.00 | 213.00 | 204.00 | 213.00 | 1717 | NASDAQ | DALN | Fri, May 9, 1997 | 203.00 | 205.50 | 202.00 | 203.50 | 1716 | NASDAQ | DALN | Thu, May 8, 1997 | 201.00 | 208.00 | 201.00 | 205.00 | 1715 | NASDAQ | DALN | Wed, May 7, 1997 | 202.50 | 204.50 | 202.50 | 202.50 | 1714 | NASDAQ | DALN | Tue, May 6, 1997 | 201.00 | 202.50 | 200.00 | 201.50 | 1713 | NASDAQ | DALN | Mon, May 5, 1997 | 200.50 | 203.00 | 200.00 | 201.50 | 1712 | NASDAQ | DALN | Fri, May 2, 1997 | 195.00 | 200.50 | 195.00 | 200.00 | 1711 | NASDAQ | DALN | Thu, May 1, 1997 | 195.00 | 195.50 | 192.50 | 194.00 | 1710 | NASDAQ | DALN | Wed, Apr 30, 1997 | 192.50 | 195.00 | 192.50 | 194.50 | 1709 | NASDAQ | DALN | Tue, Apr 29, 1997 | 194.50 | 194.50 | 190.50 | 193.00 | 1708 | NASDAQ | DALN | Mon, Apr 28, 1997 | 191.50 | 192.00 | 189.50 | 190.50 | 1707 | NASDAQ | DALN | Fri, Apr 25, 1997 | 195.50 | 195.50 | 192.00 | 192.00 | 1706 | NASDAQ | DALN | Thu, Apr 24, 1997 | 199.00 | 199.00 | 195.00 | 196.00 | 1705 | NASDAQ | DALN | Wed, Apr 23, 1997 | 198.00 | 201.50 | 198.00 | 199.00 | 1704 | NASDAQ | DALN | Tue, Apr 22, 1997 | 198.00 | 199.50 | 197.00 | 198.00 | 1703 | NASDAQ | DALN | Mon, Apr 21, 1997 | 196.00 | 198.50 | 196.00 | 196.50 | 1702 | NASDAQ | DALN | Fri, Apr 18, 1997 | 195.50 | 196.00 | 193.50 | 195.00 | 1701 | NASDAQ | DALN | Thu, Apr 17, 1997 | 195.00 | 197.50 | 193.00 | 193.00 | 1700 | NASDAQ | DALN | Wed, Apr 16, 1997 | 195.50 | 196.50 | 192.50 | 195.00 | 1699 | NASDAQ | DALN | Tue, Apr 15, 1997 | 199.00 | 199.00 | 193.50 | 196.50 | 1698 | NASDAQ | DALN | Mon, Apr 14, 1997 | 194.00 | 198.00 | 193.00 | 197.50 | 1697 | NASDAQ | DALN | Fri, Apr 11, 1997 | 195.50 | 195.50 | 192.00 | 192.00 | 1696 | NASDAQ | DALN | Thu, Apr 10, 1997 | 197.50 | 197.50 | 196.00 | 196.50 | 1695 | NASDAQ | DALN | Wed, Apr 9, 1997 | 199.50 | 199.50 | 198.00 | 198.00 | 1694 | NASDAQ | DALN | Tue, Apr 8, 1997 | 201.00 | 202.00 | 198.50 | 198.50 | 1693 | NASDAQ | DALN | Mon, Apr 7, 1997 | 202.50 | 203.50 | 199.50 | 201.00 | 1692 | NASDAQ | DALN | Fri, Apr 4, 1997 | 201.50 | 204.50 | 200.00 | 201.50 | 1691 | NASDAQ | DALN | Thu, Apr 3, 1997 | 207.00 | 207.00 | 200.50 | 202.50 | 1690 | NASDAQ | DALN | Wed, Apr 2, 1997 | 210.50 | 210.50 | 207.50 | 207.50 | 1689 | NASDAQ | DALN | Tue, Apr 1, 1997 | 212.50 | 212.50 | 210.00 | 210.50 | 1688 | NASDAQ | DALN | Mon, Mar 31, 1997 | 213.50 | 214.00 | 211.50 | 212.00 | 1687 | NASDAQ | DALN | Thu, Mar 27, 1997 | 219.50 | 220.50 | 214.00 | 214.00 | 1686 | NASDAQ | DALN | Wed, Mar 26, 1997 | 216.00 | 220.50 | 216.00 | 218.50 | 1685 | NASDAQ | DALN | Tue, Mar 25, 1997 | 216.50 | 219.00 | 215.00 | 215.00 | 1684 | NASDAQ | DALN | Mon, Mar 24, 1997 | 215.50 | 216.50 | 215.50 | 216.00 | 1683 | NASDAQ | DALN | Fri, Mar 21, 1997 | 214.50 | 216.00 | 214.00 | 215.50 | 1682 | NASDAQ | DALN | Thu, Mar 20, 1997 | 213.50 | 214.00 | 212.00 | 214.00 | 1681 | NASDAQ | DALN | Wed, Mar 19, 1997 | 213.00 | 215.50 | 212.50 | 214.00 | 1680 | NASDAQ | DALN | Tue, Mar 18, 1997 | 214.00 | 217.00 | 213.50 | 214.50 | 1679 | NASDAQ | DALN | Mon, Mar 17, 1997 | 214.50 | 215.50 | 212.50 | 214.50 | 1678 | NASDAQ | DALN | Fri, Mar 14, 1997 | 213.50 | 217.50 | 213.50 | 215.50 | 1677 | NASDAQ | DALN | Thu, Mar 13, 1997 | 215.50 | 216.00 | 212.00 | 212.00 | 1676 | NASDAQ | DALN | Wed, Mar 12, 1997 | 215.00 | 215.50 | 213.50 | 213.50 | 1675 | NASDAQ | DALN | Tue, Mar 11, 1997 | 219.50 | 220.00 | 213.50 | 215.00 | 1674 | NASDAQ | DALN | Mon, Mar 10, 1997 | 214.50 | 219.00 | 212.50 | 218.50 | 1673 | NASDAQ | DALN | Fri, Mar 7, 1997 | 214.00 | 214.50 | 211.50 | 213.00 | 1672 | NASDAQ | DALN | Thu, Mar 6, 1997 | 213.00 | 217.00 | 213.00 | 213.50 | 1671 | NASDAQ | DALN | Wed, Mar 5, 1997 | 211.50 | 213.00 | 211.50 | 212.50 | 1670 | NASDAQ | DALN | Tue, Mar 4, 1997 | 211.00 | 213.50 | 210.50 | 210.50 | 1669 | NASDAQ | DALN | Mon, Mar 3, 1997 | 210.00 | 214.50 | 209.50 | 210.50 | 1668 | NASDAQ | DALN | Fri, Feb 28, 1997 | 216.00 | 216.50 | 213.00 | 213.50 | 1667 | NASDAQ | DALN | Thu, Feb 27, 1997 | 222.00 | 223.00 | 217.00 | 217.00 | 1666 | NASDAQ | DALN | Wed, Feb 26, 1997 | 224.00 | 224.00 | 220.50 | 222.50 | 1665 | NASDAQ | DALN | Tue, Feb 25, 1997 | 226.00 | 226.50 | 222.50 | 226.00 | 1664 | NASDAQ | DALN | Mon, Feb 24, 1997 | 223.50 | 227.00 | 223.50 | 226.50 | 1663 | NASDAQ | DALN | Fri, Feb 21, 1997 | 222.00 | 227.00 | 221.50 | 223.50 | 1662 | NASDAQ | DALN | Thu, Feb 20, 1997 | 226.00 | 226.50 | 220.25 | 221.00 | 1661 | NASDAQ | DALN | Wed, Feb 19, 1997 | 228.00 | 228.50 | 226.00 | 226.50 | 1660 | NASDAQ | DALN | Tue, Feb 18, 1997 | 231.50 | 231.50 | 223.00 | 228.00 | 1659 | NASDAQ | DALN | Fri, Feb 14, 1997 | 232.00 | 232.00 | 231.00 | 231.00 | 1658 | NASDAQ | DALN | Thu, Feb 13, 1997 | 233.00 | 233.50 | 231.00 | 232.00 | 1657 | NASDAQ | DALN | Wed, Feb 12, 1997 | 229.00 | 236.00 | 229.00 | 233.00 | 1656 | NASDAQ | DALN | Tue, Feb 11, 1997 | 226.50 | 229.50 | 226.00 | 229.00 | 1655 | NASDAQ | DALN | Mon, Feb 10, 1997 | 233.00 | 233.00 | 225.50 | 226.50 | 1654 | NASDAQ | DALN | Fri, Feb 7, 1997 | 240.50 | 241.50 | 228.00 | 234.00 | 1653 | NASDAQ | DALN | Thu, Feb 6, 1997 | 240.50 | 241.50 | 238.50 | 239.50 | 1652 | NASDAQ | DALN | Wed, Feb 5, 1997 | 242.00 | 246.00 | 240.00 | 240.00 | 1651 | NASDAQ | DALN | Tue, Feb 4, 1997 | 240.00 | 242.00 | 240.00 | 241.00 | 1650 | NASDAQ | DALN | Mon, Feb 3, 1997 | 236.00 | 241.00 | 236.00 | 240.00 | 1649 | NASDAQ | DALN | Fri, Jan 31, 1997 | 235.50 | 238.00 | 235.50 | 236.00 | 1648 | NASDAQ | DALN | Thu, Jan 30, 1997 | 236.00 | 236.00 | 233.00 | 235.00 | 1647 | NASDAQ | DALN | Wed, Jan 29, 1997 | 232.00 | 235.50 | 232.00 | 234.50 | 1646 | NASDAQ | DALN | Tue, Jan 28, 1997 | 236.00 | 236.50 | 231.50 | 232.50 | 1645 | NASDAQ | DALN | Mon, Jan 27, 1997 | 233.50 | 240.00 | 233.00 | 234.00 | 1644 | NASDAQ | DALN | Fri, Jan 24, 1997 | 239.00 | 240.50 | 233.50 | 233.50 | 1643 | NASDAQ | DALN | Thu, Jan 23, 1997 | 243.00 | 247.00 | 238.50 | 238.50 | 1642 | NASDAQ | DALN | Wed, Jan 22, 1997 | 245.50 | 245.50 | 239.50 | 241.00 | 1641 | NASDAQ | DALN | Tue, Jan 21, 1997 | 246.00 | 248.00 | 244.00 | 245.00 | 1640 | NASDAQ | DALN | Mon, Jan 20, 1997 | 244.00 | 248.00 | 243.00 | 244.50 | 1639 | NASDAQ | DALN | Fri, Jan 17, 1997 | 242.50 | 243.00 | 241.00 | 243.00 | 1638 | NASDAQ | DALN | Thu, Jan 16, 1997 | 243.50 | 244.50 | 241.50 | 242.50 | 1637 | NASDAQ | DALN | Wed, Jan 15, 1997 | 243.00 | 243.50 | 241.50 | 243.50 | 1636 | NASDAQ | DALN | Tue, Jan 14, 1997 | 243.00 | 245.00 | 240.00 | 242.50 | 1635 | NASDAQ | DALN | Mon, Jan 13, 1997 | 244.00 | 245.00 | 241.00 | 243.50 | 1634 | NASDAQ | DALN | Fri, Jan 10, 1997 | 238.00 | 244.00 | 238.00 | 244.00 | 1633 | NASDAQ | DALN | Thu, Jan 9, 1997 | 236.00 | 245.00 | 235.50 | 242.00 | 1632 | NASDAQ | DALN | Wed, Jan 8, 1997 | 237.50 | 237.50 | 234.00 | 235.00 | 1631 | NASDAQ | DALN | Tue, Jan 7, 1997 | 237.00 | 238.00 | 235.00 | 237.00 | 1630 | NASDAQ | DALN | Mon, Jan 6, 1997 | 234.75 | 239.50 | 234.75 | 238.50 | 1629 | NASDAQ | DALN | Fri, Jan 3, 1997 | 234.00 | 236.00 | 232.50 | 234.50 | 1628 | NASDAQ | DALN | Thu, Jan 2, 1997 | 232.50 | 235.00 | 230.50 | 233.00 | 1627 | NASDAQ | DALN | Tue, Dec 31, 1996 | 235.00 | 235.00 | 231.50 | 231.50 | 1626 | NASDAQ | DALN | Mon, Dec 30, 1996 | 237.50 | 238.00 | 234.50 | 235.00 | 1625 | NASDAQ | DALN | Fri, Dec 27, 1996 | 237.50 | 237.50 | 236.00 | 237.00 | 1624 | NASDAQ | DALN | Thu, Dec 26, 1996 | 235.00 | 237.50 | 235.00 | 236.50 | 1623 | NASDAQ | DALN | Tue, Dec 24, 1996 | 235.00 | 235.00 | 234.50 | 235.00 | 1622 | NASDAQ | DALN | Mon, Dec 23, 1996 | 233.00 | 235.50 | 232.50 | 235.50 | 1621 | NASDAQ | DALN | Fri, Dec 20, 1996 | 240.00 | 240.00 | 234.50 | 235.00 | 1620 | NASDAQ | DALN | Thu, Dec 19, 1996 | 231.00 | 235.50 | 230.50 | 235.50 | 1619 | NASDAQ | DALN | Wed, Dec 18, 1996 | 224.50 | 229.00 | 224.50 | 228.00 | 1618 | NASDAQ | DALN | Tue, Dec 17, 1996 | 223.50 | 227.50 | 223.50 | 224.00 | 1617 | NASDAQ | DALN | Mon, Dec 16, 1996 | 224.00 | 227.50 | 224.00 | 224.50 | 1616 | NASDAQ | DALN | Fri, Dec 13, 1996 | 220.00 | 223.50 | 219.50 | 222.00 | 1615 | NASDAQ | DALN | Thu, Dec 12, 1996 | 223.50 | 224.50 | 220.00 | 220.00 | 1614 | NASDAQ | DALN | Wed, Dec 11, 1996 | 227.00 | 228.50 | 221.00 | 224.00 | 1613 | NASDAQ | DALN | Tue, Dec 10, 1996 | 233.50 | 234.00 | 231.00 | 232.00 | 1612 | NASDAQ | DALN | Mon, Dec 9, 1996 | 234.00 | 236.00 | 233.00 | 233.50 | 1611 | NASDAQ | DALN | Fri, Dec 6, 1996 | 237.00 | 238.50 | 232.50 | 233.50 | 1610 | NASDAQ | DALN | Thu, Dec 5, 1996 | 235.00 | 240.00 | 235.00 | 239.00 | 1609 | NASDAQ | DALN | Wed, Dec 4, 1996 | 235.00 | 236.50 | 233.00 | 235.00 | 1608 | NASDAQ | DALN | Tue, Dec 3, 1996 | 239.50 | 240.50 | 235.00 | 235.00 | 1607 | NASDAQ | DALN | Mon, Dec 2, 1996 | 236.00 | 242.00 | 236.00 | 240.00 | 1606 | NASDAQ | DALN | Fri, Nov 29, 1996 | 235.50 | 237.00 | 235.50 | 235.50 | 1605 | NASDAQ | DALN | Wed, Nov 27, 1996 | 236.50 | 237.00 | 234.00 | 235.00 | 1604 | NASDAQ | DALN | Tue, Nov 26, 1996 | 237.00 | 238.00 | 234.00 | 236.50 | 1603 | NASDAQ | DALN | Mon, Nov 25, 1996 | 232.00 | 237.00 | 231.50 | 237.00 | 1602 | NASDAQ | DALN | Fri, Nov 22, 1996 | 230.00 | 232.50 | 230.00 | 232.00 | 1601 | NASDAQ | DALN | Thu, Nov 21, 1996 | 230.50 | 231.50 | 229.25 | 230.00 | 1600 | NASDAQ | DALN | Wed, Nov 20, 1996 | 228.00 | 231.00 | 227.50 | 230.50 | 1599 | NASDAQ | DALN | Tue, Nov 19, 1996 | 226.50 | 229.00 | 226.50 | 229.00 | 1598 | NASDAQ | DALN | Mon, Nov 18, 1996 | 221.00 | 229.00 | 221.00 | 226.50 | 1597 | NASDAQ | DALN | Fri, Nov 15, 1996 | 224.00 | 224.00 | 222.00 | 222.50 | 1596 | NASDAQ | DALN | Thu, Nov 14, 1996 | 223.00 | 225.00 | 222.50 | 224.00 | 1595 | NASDAQ | DALN | Wed, Nov 13, 1996 | 221.00 | 224.50 | 220.50 | 223.00 | 1594 | NASDAQ | DALN | Tue, Nov 12, 1996 | 221.00 | 221.50 | 219.50 | 221.00 | 1593 | NASDAQ | DALN | Mon, Nov 11, 1996 | 221.00 | 222.50 | 221.00 | 221.50 | 1592 | NASDAQ | DALN | Fri, Nov 8, 1996 | 219.50 | 221.00 | 218.50 | 220.50 | 1591 | NASDAQ | DALN | Thu, Nov 7, 1996 | 218.50 | 220.50 | 217.50 | 219.00 | 1590 | NASDAQ | DALN | Wed, Nov 6, 1996 | 214.50 | 219.50 | 214.50 | 219.50 | 1589 | NASDAQ | DALN | Tue, Nov 5, 1996 | 216.50 | 217.00 | 215.00 | 215.50 | 1588 | NASDAQ | DALN | Mon, Nov 4, 1996 | 218.50 | 218.50 | 215.50 | 216.00 | 1587 | NASDAQ | DALN | Fri, Nov 1, 1996 | 221.50 | 222.50 | 215.00 | 217.50 | 1586 | NASDAQ | DALN | Thu, Oct 31, 1996 | 226.00 | 227.00 | 221.00 | 221.50 | 1585 | NASDAQ | DALN | Wed, Oct 30, 1996 | 221.50 | 227.00 | 221.00 | 226.50 | 1584 | NASDAQ | DALN | Tue, Oct 29, 1996 | 221.00 | 222.50 | 217.50 | 220.50 | 1583 | NASDAQ | DALN | Mon, Oct 28, 1996 | 221.50 | 226.00 | 220.50 | 220.50 | 1582 | NASDAQ | DALN | Fri, Oct 25, 1996 | 222.50 | 224.50 | 220.50 | 221.00 | 1581 | NASDAQ | DALN | Thu, Oct 24, 1996 | 227.50 | 227.50 | 222.00 | 222.00 | 1580 | NASDAQ | DALN | Wed, Oct 23, 1996 | 225.00 | 227.50 | 224.00 | 227.50 | 1579 | NASDAQ | DALN | Tue, Oct 22, 1996 | 226.50 | 229.50 | 224.50 | 225.00 | 1578 | NASDAQ | DALN | Mon, Oct 21, 1996 | 223.00 | 227.50 | 222.00 | 223.50 | 1577 | NASDAQ | DALN | Fri, Oct 18, 1996 | 223.50 | 224.50 | 223.50 | 224.50 | 1576 | NASDAQ | DALN | Thu, Oct 17, 1996 | 220.00 | 223.50 | 219.00 | 223.00 | 1575 | NASDAQ | DALN | Wed, Oct 16, 1996 | 221.50 | 223.00 | 218.75 | 220.00 | 1574 | NASDAQ | DALN | Tue, Oct 15, 1996 | 222.50 | 222.50 | 218.00 | 221.00 | 1573 | NASDAQ | DALN | Mon, Oct 14, 1996 | 219.50 | 222.00 | 219.50 | 221.50 | 1572 | NASDAQ | DALN | Fri, Oct 11, 1996 | 218.00 | 221.00 | 218.00 | 219.50 | 1571 | NASDAQ | DALN | Thu, Oct 10, 1996 | 218.00 | 220.50 | 217.00 | 217.50 | 1570 | NASDAQ | DALN | Wed, Oct 9, 1996 | 221.50 | 221.50 | 217.50 | 218.50 | 1569 | NASDAQ | DALN | Tue, Oct 8, 1996 | 222.00 | 224.50 | 219.50 | 220.00 | 1568 | NASDAQ | DALN | Mon, Oct 7, 1996 | 219.00 | 222.00 | 219.00 | 222.00 | 1567 | NASDAQ | DALN | Fri, Oct 4, 1996 | 216.00 | 219.50 | 213.50 | 218.00 | 1566 | NASDAQ | DALN | Thu, Oct 3, 1996 | 217.50 | 218.00 | 213.50 | 216.00 | 1565 | NASDAQ | DALN | Wed, Oct 2, 1996 | 219.50 | 221.00 | 217.00 | 218.00 | 1564 | NASDAQ | DALN | Tue, Oct 1, 1996 | 211.50 | 218.50 | 210.00 | 217.50 | 1563 | NASDAQ | DALN | Mon, Sep 30, 1996 | 213.50 | 214.50 | 211.50 | 211.50 | 1562 | NASDAQ | DALN | Fri, Sep 27, 1996 | 212.50 | 213.50 | 209.50 | 213.50 | 1561 | NASDAQ | DALN | Thu, Sep 26, 1996 | 215.00 | 215.00 | 212.00 | 213.00 | 1560 | NASDAQ | DALN | Wed, Sep 25, 1996 | 215.50 | 215.50 | 214.50 | 214.50 | 1559 | NASDAQ | DALN | Tue, Sep 24, 1996 | 215.00 | 215.50 | 214.50 | 215.00 | 1558 | NASDAQ | DALN | Mon, Sep 23, 1996 | 214.00 | 214.00 | 213.50 | 214.00 | 1557 | NASDAQ | DALN | Fri, Sep 20, 1996 | 214.00 | 215.50 | 213.50 | 215.50 | 1556 | NASDAQ | DALN | Thu, Sep 19, 1996 | 212.00 | 213.50 | 211.50 | 213.50 | 1555 | NASDAQ | DALN | Wed, Sep 18, 1996 | 210.00 | 212.50 | 210.00 | 212.50 | 1554 | NASDAQ | DALN | Tue, Sep 17, 1996 | 214.50 | 215.00 | 211.50 | 211.50 | 1553 | NASDAQ | DALN | Mon, Sep 16, 1996 | 215.00 | 216.00 | 212.50 | 216.00 | 1552 | NASDAQ | DALN | Fri, Sep 13, 1996 | 215.00 | 215.00 | 210.50 | 211.00 | 1551 | NASDAQ | DALN | Thu, Sep 12, 1996 | 216.50 | 217.00 | 214.50 | 215.00 | 1550 | NASDAQ | DALN | Wed, Sep 11, 1996 | 213.00 | 218.50 | 212.50 | 216.50 | 1549 | NASDAQ | DALN | Tue, Sep 10, 1996 | 212.00 | 213.50 | 210.50 | 213.00 | 1548 | NASDAQ | DALN | Mon, Sep 9, 1996 | 212.50 | 213.00 | 210.00 | 212.00 | 1547 | NASDAQ | DALN | Fri, Sep 6, 1996 | 208.50 | 214.00 | 208.00 | 210.50 | 1546 | NASDAQ | DALN | Thu, Sep 5, 1996 | 207.50 | 210.50 | 207.50 | 207.50 | 1545 | NASDAQ | DALN | Wed, Sep 4, 1996 | 210.50 | 210.50 | 207.00 | 208.00 | 1544 | NASDAQ | DALN | Tue, Sep 3, 1996 | 208.00 | 213.50 | 208.00 | 210.50 | 1543 | NASDAQ | DALN | Fri, Aug 30, 1996 | 204.00 | 204.00 | 202.00 | 203.50 | 1542 | NASDAQ | DALN | Thu, Aug 29, 1996 | 207.00 | 207.50 | 203.50 | 204.00 | 1541 | NASDAQ | DALN | Wed, Aug 28, 1996 | 205.00 | 207.50 | 204.00 | 207.00 | 1540 | NASDAQ | DALN | Tue, Aug 27, 1996 | 201.50 | 209.00 | 201.00 | 206.00 | 1539 | NASDAQ | DALN | Mon, Aug 26, 1996 | 202.50 | 203.00 | 201.00 | 201.50 | 1538 | NASDAQ | DALN | Fri, Aug 23, 1996 | 205.00 | 205.00 | 202.50 | 202.50 | 1537 | NASDAQ | DALN | Thu, Aug 22, 1996 | 202.00 | 205.00 | 202.00 | 205.00 | 1536 | NASDAQ | DALN | Wed, Aug 21, 1996 | 203.00 | 203.00 | 200.50 | 201.00 | 1535 | NASDAQ | DALN | Tue, Aug 20, 1996 | 204.00 | 204.50 | 203.00 | 203.00 | 1534 | NASDAQ | DALN | Mon, Aug 19, 1996 | 201.00 | 204.50 | 201.00 | 204.50 | 1533 | NASDAQ | DALN | Fri, Aug 16, 1996 | 199.50 | 201.50 | 199.00 | 200.00 | 1532 | NASDAQ | DALN | Thu, Aug 15, 1996 | 200.00 | 201.50 | 198.50 | 198.50 | 1531 | NASDAQ | DALN | Wed, Aug 14, 1996 | 197.00 | 200.00 | 196.50 | 199.50 | 1530 | NASDAQ | DALN | Tue, Aug 13, 1996 | 197.00 | 199.50 | 196.50 | 197.00 | 1529 | NASDAQ | DALN | Mon, Aug 12, 1996 | 193.50 | 195.00 | 192.00 | 192.00 | 1528 | NASDAQ | DALN | Fri, Aug 9, 1996 | 195.50 | 195.50 | 190.00 | 191.50 | 1527 | NASDAQ | DALN | Thu, Aug 8, 1996 | 197.00 | 197.00 | 194.00 | 195.00 | 1526 | NASDAQ | DALN | Wed, Aug 7, 1996 | 202.50 | 203.00 | 196.00 | 196.00 | 1525 | NASDAQ | DALN | Tue, Aug 6, 1996 | 201.50 | 201.50 | 198.50 | 201.50 | 1524 | NASDAQ | DALN | Mon, Aug 5, 1996 | 200.50 | 205.50 | 200.50 | 202.00 | 1523 | NASDAQ | DALN | Fri, Aug 2, 1996 | 200.00 | 200.50 | 198.00 | 199.50 | 1522 | NASDAQ | DALN | Thu, Aug 1, 1996 | 194.00 | 199.50 | 194.00 | 199.00 | 1521 | NASDAQ | DALN | Wed, Jul 31, 1996 | 194.50 | 196.50 | 193.50 | 194.50 | 1520 | NASDAQ | DALN | Tue, Jul 30, 1996 | 198.00 | 198.00 | 195.50 | 196.00 | 1519 | NASDAQ | DALN | Mon, Jul 29, 1996 | 200.00 | 200.00 | 196.00 | 196.00 | 1518 | NASDAQ | DALN | Fri, Jul 26, 1996 | 203.00 | 203.00 | 198.00 | 198.50 | 1517 | NASDAQ | DALN | Thu, Jul 25, 1996 | 201.00 | 204.00 | 200.50 | 203.00 | 1516 | NASDAQ | DALN | Wed, Jul 24, 1996 | 198.50 | 201.50 | 198.50 | 201.00 | 1515 | NASDAQ | DALN | Tue, Jul 23, 1996 | 202.00 | 204.00 | 200.00 | 200.00 | 1514 | NASDAQ | DALN | Mon, Jul 22, 1996 | 207.00 | 207.00 | 201.50 | 202.00 | 1513 | NASDAQ | DALN | Fri, Jul 19, 1996 | 209.00 | 209.00 | 204.00 | 206.00 | 1512 | NASDAQ | DALN | Thu, Jul 18, 1996 | 207.50 | 210.50 | 206.50 | 210.00 | 1511 | NASDAQ | DALN | Wed, Jul 17, 1996 | 209.00 | 209.00 | 207.00 | 207.50 | 1510 | NASDAQ | DALN | Tue, Jul 16, 1996 | 206.00 | 207.50 | 202.00 | 205.00 | 1509 | NASDAQ | DALN | Mon, Jul 15, 1996 | 207.00 | 210.50 | 204.00 | 205.00 | 1508 | NASDAQ | DALN | Fri, Jul 12, 1996 | 208.50 | 210.00 | 207.50 | 208.00 | 1507 | NASDAQ | DALN | Thu, Jul 11, 1996 | 211.00 | 213.50 | 208.50 | 209.00 | 1506 | NASDAQ | DALN | Wed, Jul 10, 1996 | 214.00 | 214.00 | 208.50 | 211.50 | 1505 | NASDAQ | DALN | Tue, Jul 9, 1996 | 210.50 | 216.00 | 210.50 | 214.00 | 1504 | NASDAQ | DALN | Mon, Jul 8, 1996 | 209.00 | 212.00 | 209.00 | 209.00 | 1503 | NASDAQ | DALN | Fri, Jul 5, 1996 | 210.00 | 211.00 | 208.50 | 209.00 | 1502 | NASDAQ | DALN | Wed, Jul 3, 1996 | 215.50 | 216.00 | 212.00 | 212.50 | 1501 | NASDAQ | DALN | Tue, Jul 2, 1996 | 213.00 | 215.50 | 212.00 | 215.50 | 1500 | NASDAQ | DALN | Mon, Jul 1, 1996 | 214.00 | 216.50 | 212.50 | 214.00 | 1499 | NASDAQ | DALN | Fri, Jun 28, 1996 | 211.00 | 215.00 | 210.50 | 214.50 | 1498 | NASDAQ | DALN | Thu, Jun 27, 1996 | 212.00 | 212.00 | 208.50 | 210.00 | 1497 | NASDAQ | DALN | Wed, Jun 26, 1996 | 212.50 | 215.00 | 212.00 | 213.00 | 1496 | NASDAQ | DALN | Tue, Jun 25, 1996 | 212.00 | 213.00 | 209.50 | 212.50 | 1495 | NASDAQ | DALN | Mon, Jun 24, 1996 | 212.00 | 214.00 | 211.00 | 213.50 | 1494 | NASDAQ | DALN | Fri, Jun 21, 1996 | 217.00 | 217.00 | 210.00 | 211.00 | 1493 | NASDAQ | DALN | Thu, Jun 20, 1996 | 216.00 | 216.00 | 213.00 | 214.00 | 1492 | NASDAQ | DALN | Wed, Jun 19, 1996 | 217.00 | 218.00 | 216.00 | 217.00 | 1491 | NASDAQ | DALN | Tue, Jun 18, 1996 | 217.50 | 218.00 | 216.50 | 217.50 | 1490 | NASDAQ | DALN | Mon, Jun 17, 1996 | 215.00 | 219.50 | 214.50 | 217.00 | 1489 | NASDAQ | DALN | Fri, Jun 14, 1996 | 216.50 | 216.50 | 214.50 | 216.00 | 1488 | NASDAQ | DALN | Thu, Jun 13, 1996 | 220.00 | 220.50 | 216.00 | 216.50 | 1487 | NASDAQ | DALN | Wed, Jun 12, 1996 | 220.50 | 221.00 | 219.50 | 220.50 | 1486 | NASDAQ | DALN | Tue, Jun 11, 1996 | 223.50 | 223.50 | 220.50 | 221.50 | 1485 | NASDAQ | DALN | Mon, Jun 10, 1996 | 225.50 | 225.50 | 223.00 | 223.00 | 1484 | NASDAQ | DALN | Fri, Jun 7, 1996 | 218.00 | 226.00 | 218.00 | 225.00 | 1483 | NASDAQ | DALN | Thu, Jun 6, 1996 | 230.00 | 230.00 | 224.50 | 224.50 | 1482 | NASDAQ | DALN | Wed, Jun 5, 1996 | 228.00 | 230.50 | 227.50 | 230.00 | 1481 | NASDAQ | DALN | Tue, Jun 4, 1996 | 228.00 | 228.50 | 226.50 | 228.00 | 1480 | NASDAQ | DALN | Mon, Jun 3, 1996 | 227.00 | 228.00 | 224.50 | 227.00 | 1479 | NASDAQ | DALN | Fri, May 31, 1996 | 228.00 | 229.00 | 226.50 | 228.00 | 1478 | NASDAQ | DALN | Thu, May 30, 1996 | 228.50 | 231.00 | 228.00 | 229.50 | 1477 | NASDAQ | DALN | Wed, May 29, 1996 | 230.00 | 230.50 | 224.50 | 229.50 | 1476 | NASDAQ | DALN | Tue, May 28, 1996 | 235.50 | 236.00 | 228.00 | 230.00 | 1475 | NASDAQ | DALN | Fri, May 24, 1996 | 237.50 | 237.50 | 233.50 | 235.00 | 1474 | NASDAQ | DALN | Thu, May 23, 1996 | 236.50 | 239.50 | 234.50 | 237.50 | 1473 | NASDAQ | DALN | Wed, May 22, 1996 | 233.50 | 239.00 | 233.50 | 236.50 | 1472 | NASDAQ | DALN | Tue, May 21, 1996 | 235.00 | 235.50 | 230.50 | 232.50 | 1471 | NASDAQ | DALN | Mon, May 20, 1996 | 228.50 | 237.50 | 226.50 | 236.50 | 1470 | NASDAQ | DALN | Fri, May 17, 1996 | 227.50 | 229.50 | 227.50 | 229.00 | 1469 | NASDAQ | DALN | Thu, May 16, 1996 | 228.00 | 229.50 | 226.50 | 227.50 | 1468 | NASDAQ | DALN | Wed, May 15, 1996 | 230.50 | 233.50 | 230.00 | 231.50 | 1467 | NASDAQ | DALN | Tue, May 14, 1996 | 226.00 | 231.00 | 226.00 | 231.00 | 1466 | NASDAQ | DALN | Mon, May 13, 1996 | 225.50 | 228.50 | 224.50 | 226.50 | 1465 | NASDAQ | DALN | Fri, May 10, 1996 | 225.50 | 227.00 | 222.50 | 225.50 | 1464 | NASDAQ | DALN | Thu, May 9, 1996 | 224.50 | 228.50 | 224.50 | 225.00 | 1463 | NASDAQ | DALN | Wed, May 8, 1996 | 221.50 | 225.50 | 218.00 | 225.50 | 1462 | NASDAQ | DALN | Tue, May 7, 1996 | 228.00 | 228.50 | 222.00 | 222.50 | 1461 | NASDAQ | DALN | Mon, May 6, 1996 | 226.50 | 228.50 | 225.50 | 228.50 | 1460 | NASDAQ | DALN | Fri, May 3, 1996 | 229.50 | 230.00 | 225.50 | 226.00 | 1459 | NASDAQ | DALN | Thu, May 2, 1996 | 231.00 | 234.00 | 229.50 | 230.00 | 1458 | NASDAQ | DALN | Wed, May 1, 1996 | 231.00 | 231.50 | 226.00 | 231.00 | 1457 | NASDAQ | DALN | Tue, Apr 30, 1996 | 225.00 | 230.00 | 221.50 | 227.00 | 1456 | NASDAQ | DALN | Mon, Apr 29, 1996 | 228.50 | 230.50 | 227.25 | 228.50 | 1455 | NASDAQ | DALN | Fri, Apr 26, 1996 | 228.50 | 233.00 | 226.50 | 228.50 | 1454 | NASDAQ | DALN | Thu, Apr 25, 1996 | 230.50 | 230.50 | 225.00 | 229.50 | 1453 | NASDAQ | DALN | Wed, Apr 24, 1996 | 230.50 | 232.50 | 229.00 | 231.50 | 1452 | NASDAQ | DALN | Tue, Apr 23, 1996 | 223.00 | 230.00 | 222.50 | 230.00 | 1451 | NASDAQ | DALN | Mon, Apr 22, 1996 | 229.00 | 230.00 | 222.00 | 222.00 | 1450 | NASDAQ | DALN | Fri, Apr 19, 1996 | 229.50 | 232.00 | 227.50 | 227.50 | 1449 | NASDAQ | DALN | Thu, Apr 18, 1996 | 229.50 | 230.00 | 223.00 | 229.00 | 1448 | NASDAQ | DALN | Wed, Apr 17, 1996 | 235.00 | 235.00 | 229.00 | 229.50 | 1447 | NASDAQ | DALN | Tue, Apr 16, 1996 | 234.50 | 236.50 | 232.50 | 235.50 | 1446 | NASDAQ | DALN | Mon, Apr 15, 1996 | 231.50 | 235.50 | 231.50 | 234.50 | 1445 | NASDAQ | DALN | Fri, Apr 12, 1996 | 231.00 | 233.00 | 228.50 | 233.00 | 1444 | NASDAQ | DALN | Thu, Apr 11, 1996 | 228.00 | 233.00 | 227.50 | 231.50 | 1443 | NASDAQ | DALN | Wed, Apr 10, 1996 | 230.50 | 231.00 | 227.50 | 227.50 | 1442 | NASDAQ | DALN | Tue, Apr 9, 1996 | 227.00 | 232.00 | 226.50 | 231.50 | 1441 | NASDAQ | DALN | Mon, Apr 8, 1996 | 229.50 | 230.00 | 227.00 | 227.50 | 1440 | NASDAQ | DALN | Thu, Apr 4, 1996 | 228.50 | 232.50 | 227.50 | 231.00 | 1439 | NASDAQ | DALN | Wed, Apr 3, 1996 | 226.00 | 226.00 | 221.50 | 223.00 | 1438 | NASDAQ | DALN | Tue, Apr 2, 1996 | 221.00 | 226.50 | 221.00 | 226.50 | 1437 | NASDAQ | DALN | Mon, Apr 1, 1996 | 219.50 | 221.00 | 219.00 | 221.00 | 1436 | NASDAQ | DALN | Fri, Mar 29, 1996 | 220.00 | 220.00 | 218.00 | 220.00 | 1435 | NASDAQ | DALN | Thu, Mar 28, 1996 | 216.50 | 222.00 | 216.50 | 220.00 | 1434 | NASDAQ | DALN | Wed, Mar 27, 1996 | 219.00 | 219.75 | 216.00 | 217.50 | 1433 | NASDAQ | DALN | Tue, Mar 26, 1996 | 214.50 | 218.50 | 213.00 | 218.00 | 1432 | NASDAQ | DALN | Mon, Mar 25, 1996 | 216.00 | 216.00 | 215.00 | 215.50 | 1431 | NASDAQ | DALN | Fri, Mar 22, 1996 | 215.50 | 216.00 | 213.50 | 215.50 | 1430 | NASDAQ | DALN | Thu, Mar 21, 1996 | 215.00 | 216.50 | 214.00 | 215.50 | 1429 | NASDAQ | DALN | Wed, Mar 20, 1996 | 219.00 | 219.00 | 213.00 | 214.50 | 1428 | NASDAQ | DALN | Tue, Mar 19, 1996 | 219.00 | 219.50 | 217.50 | 218.50 | 1427 | NASDAQ | DALN | Mon, Mar 18, 1996 | 213.00 | 219.00 | 211.00 | 219.00 | 1426 | NASDAQ | DALN | Fri, Mar 15, 1996 | 210.00 | 213.00 | 209.00 | 213.00 | 1425 | NASDAQ | DALN | Thu, Mar 14, 1996 | 206.50 | 212.00 | 206.50 | 209.50 | 1424 | NASDAQ | DALN | Wed, Mar 13, 1996 | 207.00 | 207.00 | 206.00 | 206.50 | 1423 | NASDAQ | DALN | Tue, Mar 12, 1996 | 208.00 | 208.50 | 204.50 | 207.00 | 1422 | NASDAQ | DALN | Mon, Mar 11, 1996 | 204.00 | 209.00 | 204.00 | 208.50 | 1421 | NASDAQ | DALN | Fri, Mar 8, 1996 | 204.00 | 207.50 | 203.00 | 204.00 | 1420 | NASDAQ | DALN | Thu, Mar 7, 1996 | 207.00 | 209.50 | 204.50 | 207.50 | 1419 | NASDAQ | DALN | Wed, Mar 6, 1996 | 208.00 | 211.50 | 205.50 | 206.00 | 1418 | NASDAQ | DALN | Tue, Mar 5, 1996 | 206.50 | 208.50 | 206.00 | 207.00 | 1417 | NASDAQ | DALN | Mon, Mar 4, 1996 | 208.00 | 208.00 | 206.50 | 206.50 | 1416 | NASDAQ | DALN | Fri, Mar 1, 1996 | 207.50 | 209.00 | 206.50 | 208.50 | 1415 | NASDAQ | DALN | Thu, Feb 29, 1996 | 207.50 | 210.00 | 206.00 | 206.00 | 1414 | NASDAQ | DALN | Wed, Feb 28, 1996 | 207.50 | 210.00 | 206.00 | 208.00 | 1413 | NASDAQ | DALN | Tue, Feb 27, 1996 | 208.00 | 210.00 | 207.00 | 208.00 | 1412 | NASDAQ | DALN | Mon, Feb 26, 1996 | 212.50 | 213.00 | 206.00 | 208.00 | 1411 | NASDAQ | DALN | Fri, Feb 23, 1996 | 212.00 | 213.00 | 210.50 | 212.50 | 1410 | NASDAQ | DALN | Thu, Feb 22, 1996 | 211.50 | 213.50 | 210.50 | 212.00 | 1409 | NASDAQ | DALN | Wed, Feb 21, 1996 | 209.00 | 213.50 | 209.00 | 212.00 | 1408 | NASDAQ | DALN | Tue, Feb 20, 1996 | 210.00 | 210.50 | 208.50 | 209.00 | 1407 | NASDAQ | DALN | Fri, Feb 16, 1996 | 214.00 | 214.50 | 212.00 | 212.50 | 1406 | NASDAQ | DALN | Thu, Feb 15, 1996 | 215.00 | 217.00 | 214.00 | 215.50 | 1405 | NASDAQ | DALN | Wed, Feb 14, 1996 | 216.50 | 216.50 | 213.50 | 215.00 | 1404 | NASDAQ | DALN | Tue, Feb 13, 1996 | 220.00 | 220.00 | 215.00 | 217.00 | 1403 | NASDAQ | DALN | Mon, Feb 12, 1996 | 218.00 | 221.50 | 217.50 | 219.50 | 1402 | NASDAQ | DALN | Fri, Feb 9, 1996 | 214.50 | 218.00 | 211.00 | 218.00 | 1401 | NASDAQ | DALN | Thu, Feb 8, 1996 | 212.50 | 214.50 | 211.00 | 214.50 | 1400 | NASDAQ | DALN | Wed, Feb 7, 1996 | 215.00 | 215.00 | 212.50 | 213.00 | 1399 | NASDAQ | DALN | Tue, Feb 6, 1996 | 215.00 | 216.00 | 213.50 | 215.00 | 1398 | NASDAQ | DALN | Mon, Feb 5, 1996 | 217.00 | 217.50 | 214.00 | 215.50 | 1397 | NASDAQ | DALN | Fri, Feb 2, 1996 | 222.00 | 222.00 | 215.50 | 217.00 | 1396 | NASDAQ | DALN | Thu, Feb 1, 1996 | 221.00 | 223.00 | 220.00 | 222.50 | 1395 | NASDAQ | DALN | Wed, Jan 31, 1996 | 219.00 | 220.50 | 217.50 | 220.00 | 1394 | NASDAQ | DALN | Tue, Jan 30, 1996 | 214.50 | 220.00 | 214.00 | 220.00 | 1393 | NASDAQ | DALN | Mon, Jan 29, 1996 | 211.00 | 215.50 | 211.00 | 215.00 | 1392 | NASDAQ | DALN | Fri, Jan 26, 1996 | 209.00 | 212.50 | 208.50 | 209.50 | 1391 | NASDAQ | DALN | Thu, Jan 25, 1996 | 208.00 | 211.00 | 206.00 | 210.00 | 1390 | NASDAQ | DALN | Wed, Jan 24, 1996 | 213.00 | 213.00 | 208.00 | 209.00 | 1389 | NASDAQ | DALN | Tue, Jan 23, 1996 | 215.00 | 215.00 | 212.00 | 212.00 | 1388 | NASDAQ | DALN | Mon, Jan 22, 1996 | 213.50 | 219.00 | 213.50 | 218.00 | 1387 | NASDAQ | DALN | Fri, Jan 19, 1996 | 212.50 | 213.00 | 211.50 | 212.50 | 1386 | NASDAQ | DALN | Thu, Jan 18, 1996 | 212.00 | 213.50 | 211.50 | 213.50 | 1385 | NASDAQ | DALN | Wed, Jan 17, 1996 | 207.00 | 212.50 | 207.00 | 212.00 | 1384 | NASDAQ | DALN | Tue, Jan 16, 1996 | 209.00 | 211.50 | 207.00 | 208.00 | 1383 | NASDAQ | DALN | Mon, Jan 15, 1996 | 210.00 | 211.50 | 208.50 | 209.00 | 1382 | NASDAQ | DALN | Fri, Jan 12, 1996 | 214.50 | 215.00 | 209.50 | 210.00 | 1381 | NASDAQ | DALN | Thu, Jan 11, 1996 | 212.00 | 215.50 | 210.00 | 215.50 | 1380 | NASDAQ | DALN | Wed, Jan 10, 1996 | 220.50 | 221.50 | 211.00 | 211.00 | 1379 | NASDAQ | DALN | Tue, Jan 9, 1996 | 221.00 | 222.50 | 221.00 | 222.00 | 1378 | NASDAQ | DALN | Mon, Jan 8, 1996 | 217.00 | 221.00 | 217.00 | 221.00 | 1377 | NASDAQ | DALN | Fri, Jan 5, 1996 | 216.50 | 218.50 | 216.50 | 217.00 | 1376 | NASDAQ | DALN | Thu, Jan 4, 1996 | 214.50 | 218.00 | 214.50 | 217.00 | 1375 | NASDAQ | DALN | Wed, Jan 3, 1996 | 215.00 | 215.50 | 214.00 | 215.00 | 1374 | NASDAQ | DALN | Tue, Jan 2, 1996 | 212.00 | 216.00 | 211.00 | 215.00 | 1373 | NASDAQ | DALN | Fri, Dec 29, 1995 | 212.00 | 212.50 | 209.00 | 212.00 | 1372 | NASDAQ | DALN | Thu, Dec 28, 1995 | 209.50 | 214.50 | 209.00 | 212.00 | 1371 | NASDAQ | DALN | Wed, Dec 27, 1995 | 207.50 | 208.50 | 207.50 | 208.50 | 1370 | NASDAQ | DALN | Tue, Dec 26, 1995 | 206.50 | 208.00 | 206.50 | 208.00 | 1369 | NASDAQ | DALN | Fri, Dec 22, 1995 | 207.50 | 208.00 | 206.00 | 206.00 | 1368 | NASDAQ | DALN | Thu, Dec 21, 1995 | 206.00 | 208.00 | 205.50 | 208.00 | 1367 | NASDAQ | DALN | Wed, Dec 20, 1995 | 204.00 | 208.50 | 204.00 | 206.50 | 1366 | NASDAQ | DALN | Tue, Dec 19, 1995 | 200.00 | 204.00 | 197.50 | 204.00 | 1365 | NASDAQ | DALN | Mon, Dec 18, 1995 | 200.50 | 200.75 | 198.00 | 199.00 | 1364 | NASDAQ | DALN | Fri, Dec 15, 1995 | 203.00 | 203.00 | 202.00 | 202.50 | 1363 | NASDAQ | DALN | Thu, Dec 14, 1995 | 202.00 | 204.50 | 201.50 | 203.50 | 1362 | NASDAQ | DALN | Wed, Dec 13, 1995 | 201.00 | 202.50 | 200.50 | 202.00 | 1361 | NASDAQ | DALN | Tue, Dec 12, 1995 | 202.00 | 204.00 | 199.00 | 202.00 | 1360 | NASDAQ | DALN | Mon, Dec 11, 1995 | 196.50 | 205.00 | 196.00 | 202.50 | 1359 | NASDAQ | DALN | Fri, Dec 8, 1995 | 192.50 | 195.00 | 191.00 | 194.50 | 1358 | NASDAQ | DALN | Thu, Dec 7, 1995 | 194.50 | 195.50 | 192.00 | 192.00 | 1357 | NASDAQ | DALN | Wed, Dec 6, 1995 | 194.00 | 195.50 | 192.50 | 193.50 | 1356 | NASDAQ | DALN | Tue, Dec 5, 1995 | 195.50 | 197.00 | 192.50 | 196.00 | 1355 | NASDAQ | DALN | Mon, Dec 4, 1995 | 193.00 | 197.00 | 192.50 | 196.00 | 1354 | NASDAQ | DALN | Fri, Dec 1, 1995 | 190.00 | 193.50 | 189.50 | 193.50 | 1353 | NASDAQ | DALN | Thu, Nov 30, 1995 | 193.50 | 193.50 | 189.00 | 190.00 | 1352 | NASDAQ | DALN | Wed, Nov 29, 1995 | 194.00 | 195.00 | 193.50 | 194.00 | 1351 | NASDAQ | DALN | Tue, Nov 28, 1995 | 192.00 | 196.50 | 192.00 | 195.00 | 1350 | NASDAQ | DALN | Mon, Nov 27, 1995 | 193.50 | 194.00 | 192.50 | 193.00 | 1349 | NASDAQ | DALN | Fri, Nov 24, 1995 | 193.00 | 194.50 | 192.00 | 194.50 | 1348 | NASDAQ | DALN | Wed, Nov 22, 1995 | 195.00 | 195.00 | 192.50 | 193.00 | 1347 | NASDAQ | DALN | Tue, Nov 21, 1995 | 194.00 | 196.00 | 193.00 | 196.00 | 1346 | NASDAQ | DALN | Mon, Nov 20, 1995 | 194.00 | 195.50 | 193.00 | 194.50 | 1345 | NASDAQ | DALN | Fri, Nov 17, 1995 | 195.00 | 196.50 | 194.50 | 196.50 | 1344 | NASDAQ | DALN | Thu, Nov 16, 1995 | 193.50 | 196.00 | 193.50 | 195.00 | 1343 | NASDAQ | DALN | Wed, Nov 15, 1995 | 190.50 | 194.00 | 190.00 | 194.00 | 1342 | NASDAQ | DALN | Tue, Nov 14, 1995 | 191.00 | 192.00 | 189.50 | 191.00 | 1341 | NASDAQ | DALN | Mon, Nov 13, 1995 | 191.00 | 194.00 | 191.00 | 192.00 | 1340 | NASDAQ | DALN | Fri, Nov 10, 1995 | 192.50 | 192.50 | 190.00 | 191.00 | 1339 | NASDAQ | DALN | Thu, Nov 9, 1995 | 194.00 | 194.00 | 189.00 | 191.50 | 1338 | NASDAQ | DALN | Wed, Nov 8, 1995 | 190.50 | 194.00 | 190.00 | 194.00 | 1337 | NASDAQ | DALN | Tue, Nov 7, 1995 | 189.00 | 190.50 | 188.00 | 190.00 | 1336 | NASDAQ | DALN | Mon, Nov 6, 1995 | 189.00 | 189.50 | 187.00 | 188.00 | 1335 | NASDAQ | DALN | Fri, Nov 3, 1995 | 185.50 | 189.00 | 185.50 | 189.00 | 1334 | NASDAQ | DALN | Thu, Nov 2, 1995 | 185.00 | 186.50 | 184.00 | 186.00 | 1333 | NASDAQ | DALN | Wed, Nov 1, 1995 | 181.00 | 185.50 | 181.00 | 185.00 | 1332 | NASDAQ | DALN | Tue, Oct 31, 1995 | 182.50 | 182.50 | 180.50 | 180.50 | 1331 | NASDAQ | DALN | Mon, Oct 30, 1995 | 175.00 | 179.00 | 175.00 | 179.00 | 1330 | NASDAQ | DALN | Fri, Oct 27, 1995 | 175.50 | 176.50 | 173.00 | 174.00 | 1329 | NASDAQ | DALN | Thu, Oct 26, 1995 | 176.00 | 177.50 | 173.50 | 174.50 | 1328 | NASDAQ | DALN | Wed, Oct 25, 1995 | 178.00 | 179.00 | 175.00 | 175.50 | 1327 | NASDAQ | DALN | Tue, Oct 24, 1995 | 179.50 | 179.50 | 175.50 | 176.50 | 1326 | NASDAQ | DALN | Mon, Oct 23, 1995 | 179.50 | 180.00 | 178.50 | 179.00 | 1325 | NASDAQ | DALN | Fri, Oct 20, 1995 | 180.50 | 184.00 | 180.00 | 180.00 | 1324 | NASDAQ | DALN | Thu, Oct 19, 1995 | 181.00 | 181.00 | 180.00 | 181.00 | 1323 | NASDAQ | DALN | Wed, Oct 18, 1995 | 183.00 | 183.50 | 181.50 | 181.50 | 1322 | NASDAQ | DALN | Tue, Oct 17, 1995 | 182.50 | 186.50 | 182.50 | 183.00 | 1321 | NASDAQ | DALN | Mon, Oct 16, 1995 | 183.50 | 183.50 | 182.00 | 182.50 | 1320 | NASDAQ | DALN | Fri, Oct 13, 1995 | 183.00 | 185.00 | 183.00 | 183.00 | 1319 | NASDAQ | DALN | Thu, Oct 12, 1995 | 183.50 | 184.50 | 182.00 | 182.00 | 1318 | NASDAQ | DALN | Wed, Oct 11, 1995 | 186.00 | 186.50 | 183.50 | 183.50 | 1317 | NASDAQ | DALN | Tue, Oct 10, 1995 | 184.50 | 186.00 | 184.50 | 185.00 | 1316 | NASDAQ | DALN | Mon, Oct 9, 1995 | 187.00 | 187.50 | 185.50 | 187.00 | 1315 | NASDAQ | DALN | Fri, Oct 6, 1995 | 190.50 | 190.50 | 187.50 | 187.50 | 1314 | NASDAQ | DALN | Thu, Oct 5, 1995 | 192.50 | 194.00 | 189.50 | 190.00 | 1313 | NASDAQ | DALN | Wed, Oct 4, 1995 | 190.00 | 192.50 | 190.00 | 192.00 | 1312 | NASDAQ | DALN | Tue, Oct 3, 1995 | 192.00 | 192.00 | 189.00 | 191.00 | 1311 | NASDAQ | DALN | Mon, Oct 2, 1995 | 194.50 | 195.50 | 191.50 | 192.00 | 1310 | NASDAQ | DALN | Fri, Sep 29, 1995 | 198.50 | 199.00 | 194.50 | 194.50 | 1309 | NASDAQ | DALN | Thu, Sep 28, 1995 | 196.00 | 198.00 | 194.00 | 196.50 | 1308 | NASDAQ | DALN | Wed, Sep 27, 1995 | 194.00 | 196.00 | 193.00 | 193.50 | 1307 | NASDAQ | DALN | Tue, Sep 26, 1995 | 195.50 | 196.50 | 194.00 | 194.00 | 1306 | NASDAQ | DALN | Mon, Sep 25, 1995 | 196.00 | 198.00 | 194.50 | 194.50 | 1305 | NASDAQ | DALN | Fri, Sep 22, 1995 | 197.00 | 198.50 | 196.50 | 197.00 | 1304 | NASDAQ | DALN | Thu, Sep 21, 1995 | 201.50 | 201.50 | 197.00 | 198.00 | 1303 | NASDAQ | DALN | Wed, Sep 20, 1995 | 200.50 | 201.50 | 200.00 | 201.50 | 1302 | NASDAQ | DALN | Tue, Sep 19, 1995 | 200.50 | 201.50 | 200.00 | 201.00 | 1301 | NASDAQ | DALN | Mon, Sep 18, 1995 | 200.00 | 200.50 | 199.50 | 200.50 | 1300 | NASDAQ | DALN | Fri, Sep 15, 1995 | 203.00 | 203.00 | 200.00 | 200.50 | 1299 | NASDAQ | DALN | Thu, Sep 14, 1995 | 199.00 | 207.00 | 199.00 | 202.00 | 1298 | NASDAQ | DALN | Wed, Sep 13, 1995 | 196.00 | 200.50 | 196.00 | 199.50 | 1297 | NASDAQ | DALN | Tue, Sep 12, 1995 | 195.50 | 197.00 | 194.00 | 197.00 | 1296 | NASDAQ | DALN | Mon, Sep 11, 1995 | 193.50 | 195.25 | 193.00 | 194.00 | 1295 | NASDAQ | DALN | Fri, Sep 8, 1995 | 192.50 | 193.50 | 192.00 | 193.50 | 1294 | NASDAQ | DALN | Thu, Sep 7, 1995 | 192.00 | 194.00 | 191.00 | 193.00 | 1293 | NASDAQ | DALN | Wed, Sep 6, 1995 | 194.00 | 195.00 | 191.00 | 193.00 | 1292 | NASDAQ | DALN | Tue, Sep 5, 1995 | 196.00 | 197.50 | 194.00 | 195.00 | 1291 | NASDAQ | DALN | Fri, Sep 1, 1995 | 189.50 | 199.00 | 189.00 | 198.00 | 1290 | NASDAQ | DALN | Thu, Aug 31, 1995 | 184.50 | 189.50 | 184.50 | 189.50 | 1289 | NASDAQ | DALN | Wed, Aug 30, 1995 | 184.50 | 185.50 | 184.00 | 184.50 | 1288 | NASDAQ | DALN | Tue, Aug 29, 1995 | 185.50 | 185.50 | 184.00 | 185.00 | 1287 | NASDAQ | DALN | Mon, Aug 28, 1995 | 187.00 | 187.00 | 183.50 | 185.00 | 1286 | NASDAQ | DALN | Fri, Aug 25, 1995 | 187.00 | 188.00 | 186.00 | 186.00 | 1285 | NASDAQ | DALN | Thu, Aug 24, 1995 | 187.00 | 187.00 | 186.00 | 186.00 | 1284 | NASDAQ | DALN | Wed, Aug 23, 1995 | 187.50 | 188.00 | 187.00 | 187.00 | 1283 | NASDAQ | DALN | Tue, Aug 22, 1995 | 187.00 | 187.50 | 186.00 | 187.00 | 1282 | NASDAQ | DALN | Mon, Aug 21, 1995 | 186.00 | 189.50 | 186.00 | 188.00 | 1281 | NASDAQ | DALN | Fri, Aug 18, 1995 | 185.50 | 187.00 | 185.00 | 187.00 | 1280 | NASDAQ | DALN | Thu, Aug 17, 1995 | 185.00 | 186.50 | 183.00 | 184.50 | 1279 | NASDAQ | DALN | Wed, Aug 16, 1995 | 185.50 | 185.50 | 184.50 | 185.50 | 1278 | NASDAQ | DALN | Tue, Aug 15, 1995 | 189.50 | 190.50 | 184.50 | 186.50 | 1277 | NASDAQ | DALN | Mon, Aug 14, 1995 | 189.50 | 191.00 | 189.50 | 190.50 | 1276 | NASDAQ | DALN | Fri, Aug 11, 1995 | 190.00 | 190.00 | 188.50 | 189.00 | 1275 | NASDAQ | DALN | Thu, Aug 10, 1995 | 191.50 | 192.00 | 189.50 | 190.00 | 1274 | NASDAQ | DALN | Wed, Aug 9, 1995 | 192.50 | 193.00 | 191.00 | 191.00 | 1273 | NASDAQ | DALN | Tue, Aug 8, 1995 | 194.00 | 194.00 | 191.00 | 192.50 | 1272 | NASDAQ | DALN | Mon, Aug 7, 1995 | 193.50 | 194.50 | 193.00 | 193.00 | 1271 | NASDAQ | DALN | Fri, Aug 4, 1995 | 194.50 | 195.00 | 192.50 | 192.50 | 1270 | NASDAQ | DALN | Thu, Aug 3, 1995 | 191.00 | 194.50 | 191.00 | 194.50 | 1269 | NASDAQ | DALN | Wed, Aug 2, 1995 | 191.00 | 193.00 | 191.00 | 192.00 | 1268 | NASDAQ | DALN | Tue, Aug 1, 1995 | 191.00 | 191.50 | 189.50 | 190.00 | 1267 | NASDAQ | DALN | Mon, Jul 31, 1995 | 190.50 | 192.50 | 190.00 | 191.00 | 1266 | NASDAQ | DALN | Fri, Jul 28, 1995 | 191.00 | 191.00 | 189.00 | 189.50 | 1265 | NASDAQ | DALN | Thu, Jul 27, 1995 | 194.00 | 194.50 | 189.50 | 191.50 | 1264 | NASDAQ | DALN | Wed, Jul 26, 1995 | 190.50 | 194.00 | 190.00 | 194.00 | 1263 | NASDAQ | DALN | Tue, Jul 25, 1995 | 190.50 | 191.00 | 188.50 | 190.00 | 1262 | NASDAQ | DALN | Mon, Jul 24, 1995 | 188.50 | 190.50 | 187.50 | 189.50 | 1261 | NASDAQ | DALN | Fri, Jul 21, 1995 | 190.00 | 190.50 | 187.50 | 189.00 | 1260 | NASDAQ | DALN | Thu, Jul 20, 1995 | 189.00 | 192.00 | 188.50 | 191.00 | 1259 | NASDAQ | DALN | Wed, Jul 19, 1995 | 189.50 | 192.00 | 188.50 | 188.50 | 1258 | NASDAQ | DALN | Tue, Jul 18, 1995 | 192.50 | 192.50 | 190.50 | 191.00 | 1257 | NASDAQ | DALN | Mon, Jul 17, 1995 | 195.00 | 195.50 | 193.00 | 193.50 | 1256 | NASDAQ | DALN | Fri, Jul 14, 1995 | 192.00 | 195.50 | 190.50 | 195.50 | 1255 | NASDAQ | DALN | Thu, Jul 13, 1995 | 192.50 | 194.00 | 191.00 | 192.00 | 1254 | NASDAQ | DALN | Wed, Jul 12, 1995 | 195.00 | 195.00 | 192.50 | 192.50 | 1253 | NASDAQ | DALN | Tue, Jul 11, 1995 | 192.00 | 197.50 | 191.00 | 195.50 | 1252 | NASDAQ | DALN | Mon, Jul 10, 1995 | 190.50 | 192.00 | 188.50 | 191.50 | 1251 | NASDAQ | DALN | Fri, Jul 7, 1995 | 194.00 | 197.00 | 192.50 | 192.50 | 1250 | NASDAQ | DALN | Thu, Jul 6, 1995 | 192.50 | 194.50 | 192.50 | 194.00 | 1249 | NASDAQ | DALN | Wed, Jul 5, 1995 | 196.00 | 196.00 | 192.00 | 192.50 | 1248 | NASDAQ | DALN | Mon, Jul 3, 1995 | 195.00 | 196.50 | 195.00 | 196.00 | 1247 | NASDAQ | DALN | Fri, Jun 30, 1995 | 198.50 | 198.50 | 194.00 | 195.50 | 1246 | NASDAQ | DALN | Thu, Jun 29, 1995 | 197.00 | 199.00 | 197.00 | 198.50 | 1245 | NASDAQ | DALN | Wed, Jun 28, 1995 | 197.00 | 198.50 | 195.00 | 197.00 | 1244 | NASDAQ | DALN | Tue, Jun 27, 1995 | 191.50 | 196.00 | 191.50 | 194.00 | 1243 | NASDAQ | DALN | Mon, Jun 26, 1995 | 195.50 | 195.50 | 190.00 | 191.50 | 1242 | NASDAQ | DALN | Fri, Jun 23, 1995 | 195.50 | 196.00 | 192.50 | 195.00 | 1241 | NASDAQ | DALN | Thu, Jun 22, 1995 | 197.00 | 197.00 | 195.00 | 195.50 | 1240 | NASDAQ | DALN | Wed, Jun 21, 1995 | 202.00 | 202.00 | 196.00 | 197.00 | 1239 | NASDAQ | DALN | Tue, Jun 20, 1995 | 201.50 | 203.00 | 200.50 | 202.00 | 1238 | NASDAQ | DALN | Mon, Jun 19, 1995 | 200.50 | 204.00 | 200.50 | 202.00 | 1237 | NASDAQ | DALN | Fri, Jun 16, 1995 | 199.50 | 201.00 | 199.00 | 199.50 | 1236 | NASDAQ | DALN | Thu, Jun 15, 1995 | 197.50 | 200.00 | 197.50 | 199.00 | 1235 | NASDAQ | DALN | Wed, Jun 14, 1995 | 198.50 | 199.00 | 198.00 | 198.50 | 1234 | NASDAQ | DALN | Tue, Jun 13, 1995 | 198.00 | 198.00 | 196.00 | 198.00 | 1233 | NASDAQ | DALN | Mon, Jun 12, 1995 | 199.00 | 199.00 | 197.00 | 198.00 | 1232 | NASDAQ | DALN | Fri, Jun 9, 1995 | 199.00 | 199.00 | 198.00 | 198.50 | 1231 | NASDAQ | DALN | Thu, Jun 8, 1995 | 199.50 | 200.50 | 198.00 | 198.50 | 1230 | NASDAQ | DALN | Wed, Jun 7, 1995 | 199.50 | 199.50 | 198.50 | 199.00 | 1229 | NASDAQ | DALN | Tue, Jun 6, 1995 | 199.50 | 200.50 | 199.00 | 200.00 | 1228 | NASDAQ | DALN | Mon, Jun 5, 1995 | 201.50 | 201.50 | 199.00 | 200.00 | 1227 | NASDAQ | DALN | Fri, Jun 2, 1995 | 200.50 | 201.50 | 199.50 | 200.50 | 1226 | NASDAQ | DALN | Thu, Jun 1, 1995 | 202.50 | 202.50 | 200.50 | 201.50 | 1225 | NASDAQ | DALN | Wed, May 31, 1995 | 201.50 | 203.00 | 200.00 | 203.00 | 1224 | NASDAQ | DALN | Tue, May 30, 1995 | 200.00 | 202.50 | 200.00 | 201.50 | 1223 | NASDAQ | DALN | Fri, May 26, 1995 | 202.50 | 202.50 | 197.00 | 199.00 | 1222 | NASDAQ | DALN | Thu, May 25, 1995 | 205.00 | 206.50 | 203.00 | 203.50 | 1221 | NASDAQ | DALN | Wed, May 24, 1995 | 206.00 | 208.00 | 203.50 | 206.00 | 1220 | NASDAQ | DALN | Tue, May 23, 1995 | 200.50 | 205.50 | 200.00 | 205.50 | 1219 | NASDAQ | DALN | Mon, May 22, 1995 | 204.50 | 206.00 | 200.50 | 202.50 | 1218 | NASDAQ | DALN | Fri, May 19, 1995 | 206.00 | 206.00 | 203.50 | 204.00 | 1217 | NASDAQ | DALN | Thu, May 18, 1995 | 208.50 | 208.50 | 206.00 | 206.50 | 1216 | NASDAQ | DALN | Wed, May 17, 1995 | 210.00 | 210.00 | 207.00 | 208.00 | 1215 | NASDAQ | DALN | Tue, May 16, 1995 | 206.00 | 210.00 | 206.00 | 210.00 | 1214 | NASDAQ | DALN | Mon, May 15, 1995 | 205.50 | 206.50 | 204.50 | 206.00 | 1213 | NASDAQ | DALN | Fri, May 12, 1995 | 206.00 | 206.50 | 202.75 | 206.00 | 1212 | NASDAQ | DALN | Thu, May 11, 1995 | 206.50 | 206.50 | 204.50 | 205.50 | 1211 | NASDAQ | DALN | Wed, May 10, 1995 | 207.00 | 207.00 | 204.00 | 206.00 | 1210 | NASDAQ | DALN | Tue, May 9, 1995 | 208.50 | 208.50 | 204.00 | 206.50 | 1209 | NASDAQ | DALN | Mon, May 8, 1995 | 210.50 | 211.50 | 207.50 | 209.50 | 1208 | NASDAQ | DALN | Fri, May 5, 1995 | 212.50 | 212.50 | 208.00 | 210.00 | 1207 | NASDAQ | DALN | Thu, May 4, 1995 | 210.50 | 212.50 | 210.50 | 212.00 | 1206 | NASDAQ | DALN | Wed, May 3, 1995 | 209.50 | 212.00 | 209.00 | 210.50 | 1205 | NASDAQ | DALN | Tue, May 2, 1995 | 210.00 | 210.50 | 205.50 | 208.50 | 1204 | NASDAQ | DALN | Mon, May 1, 1995 | 203.00 | 210.50 | 203.00 | 210.50 | 1203 | NASDAQ | DALN | Fri, Apr 28, 1995 | 204.00 | 205.00 | 200.50 | 202.50 | 1202 | NASDAQ | DALN | Thu, Apr 27, 1995 | 204.00 | 204.50 | 202.50 | 204.50 | 1201 | NASDAQ | DALN | Wed, Apr 26, 1995 | 209.00 | 209.00 | 206.00 | 206.00 | 1200 | NASDAQ | DALN | Tue, Apr 25, 1995 | 204.50 | 210.00 | 204.50 | 210.00 | 1199 | NASDAQ | DALN | Mon, Apr 24, 1995 | 202.00 | 204.00 | 201.50 | 203.00 | 1198 | NASDAQ | DALN | Fri, Apr 21, 1995 | 203.00 | 204.00 | 202.00 | 202.50 | 1197 | NASDAQ | DALN | Thu, Apr 20, 1995 | 200.00 | 204.00 | 198.50 | 202.50 | 1196 | NASDAQ | DALN | Wed, Apr 19, 1995 | 197.50 | 201.00 | 197.50 | 200.50 | 1195 | NASDAQ | DALN | Tue, Apr 18, 1995 | 201.00 | 201.00 | 196.50 | 198.00 | 1194 | NASDAQ | DALN | Mon, Apr 17, 1995 | 199.50 | 201.00 | 199.50 | 201.00 | 1193 | NASDAQ | DALN | Thu, Apr 13, 1995 | 199.00 | 199.50 | 198.00 | 198.50 | 1192 | NASDAQ | DALN | Wed, Apr 12, 1995 | 194.50 | 199.00 | 194.50 | 199.00 | 1191 | NASDAQ | DALN | Tue, Apr 11, 1995 | 195.50 | 195.50 | 194.50 | 194.50 | 1190 | NASDAQ | DALN | Mon, Apr 10, 1995 | 195.00 | 196.50 | 193.00 | 196.00 | 1189 | NASDAQ | DALN | Fri, Apr 7, 1995 | 200.50 | 201.00 | 195.50 | 195.50 | 1188 | NASDAQ | DALN | Thu, Apr 6, 1995 | 201.50 | 202.00 | 200.00 | 200.50 | 1187 | NASDAQ | DALN | Wed, Apr 5, 1995 | 201.00 | 203.00 | 199.50 | 202.00 | 1186 | NASDAQ | DALN | Tue, Apr 4, 1995 | 200.00 | 201.50 | 199.50 | 201.00 | 1185 | NASDAQ | DALN | Mon, Apr 3, 1995 | 199.00 | 202.50 | 198.50 | 199.00 | 1184 | NASDAQ | DALN | Fri, Mar 31, 1995 | 195.50 | 199.50 | 193.50 | 197.50 | 1183 | NASDAQ | DALN | Thu, Mar 30, 1995 | 196.50 | 196.50 | 195.00 | 195.50 | 1182 | NASDAQ | DALN | Wed, Mar 29, 1995 | 195.50 | 196.50 | 195.50 | 196.00 | 1181 | NASDAQ | DALN | Tue, Mar 28, 1995 | 194.00 | 196.00 | 193.50 | 195.50 | 1180 | NASDAQ | DALN | Mon, Mar 27, 1995 | 196.50 | 196.50 | 194.00 | 195.50 | 1179 | NASDAQ | DALN | Fri, Mar 24, 1995 | 195.50 | 199.00 | 195.50 | 196.50 | 1178 | NASDAQ | DALN | Thu, Mar 23, 1995 | 192.00 | 196.50 | 192.00 | 196.00 | 1177 | NASDAQ | DALN | Wed, Mar 22, 1995 | 190.00 | 192.50 | 189.50 | 192.50 | 1176 | NASDAQ | DALN | Tue, Mar 21, 1995 | 189.50 | 192.00 | 187.50 | 189.00 | 1175 | NASDAQ | DALN | Mon, Mar 20, 1995 | 190.00 | 190.00 | 188.00 | 189.00 | 1174 | NASDAQ | DALN | Fri, Mar 17, 1995 | 190.50 | 191.00 | 188.50 | 189.50 | 1173 | NASDAQ | DALN | Thu, Mar 16, 1995 | 192.50 | 193.00 | 189.50 | 191.00 | 1172 | NASDAQ | DALN | Wed, Mar 15, 1995 | 193.00 | 194.50 | 190.50 | 190.50 | 1171 | NASDAQ | DALN | Tue, Mar 14, 1995 | 200.00 | 200.50 | 198.50 | 200.00 | 1170 | NASDAQ | DALN | Mon, Mar 13, 1995 | 201.00 | 201.00 | 198.00 | 199.50 | 1169 | NASDAQ | DALN | Fri, Mar 10, 1995 | 201.00 | 201.50 | 199.50 | 201.50 | 1168 | NASDAQ | DALN | Thu, Mar 9, 1995 | 201.50 | 202.00 | 199.50 | 200.50 | 1167 | NASDAQ | DALN | Wed, Mar 8, 1995 | 201.00 | 201.50 | 200.50 | 201.50 | 1166 | NASDAQ | DALN | Tue, Mar 7, 1995 | 201.00 | 201.00 | 199.00 | 201.00 | 1165 | NASDAQ | DALN | Mon, Mar 6, 1995 | 197.50 | 201.00 | 197.00 | 200.50 | 1164 | NASDAQ | DALN | Fri, Mar 3, 1995 | 198.50 | 198.50 | 197.00 | 198.00 | 1163 | NASDAQ | DALN | Thu, Mar 2, 1995 | 195.50 | 198.50 | 195.50 | 198.00 | 1162 | NASDAQ | DALN | Wed, Mar 1, 1995 | 194.50 | 196.50 | 194.50 | 196.00 | 1161 | NASDAQ | DALN | Tue, Feb 28, 1995 | 193.00 | 196.00 | 191.00 | 196.00 | 1160 | NASDAQ | DALN | Mon, Feb 27, 1995 | 195.50 | 195.50 | 193.50 | 194.00 | 1159 | NASDAQ | DALN | Fri, Feb 24, 1995 | 195.50 | 195.50 | 194.00 | 195.00 | 1158 | NASDAQ | DALN | Thu, Feb 23, 1995 | 191.00 | 196.00 | 191.00 | 195.00 | 1157 | NASDAQ | DALN | Wed, Feb 22, 1995 | 192.50 | 194.00 | 190.50 | 190.50 | 1156 | NASDAQ | DALN | Tue, Feb 21, 1995 | 192.00 | 193.00 | 190.50 | 192.50 | 1155 | NASDAQ | DALN | Fri, Feb 17, 1995 | 191.50 | 192.00 | 190.50 | 192.00 | 1154 | NASDAQ | DALN | Thu, Feb 16, 1995 | 195.50 | 195.50 | 190.00 | 190.50 | 1153 | NASDAQ | DALN | Wed, Feb 15, 1995 | 195.50 | 196.50 | 194.00 | 194.50 | 1152 | NASDAQ | DALN | Tue, Feb 14, 1995 | 193.00 | 195.50 | 192.00 | 195.50 | 1151 | NASDAQ | DALN | Mon, Feb 13, 1995 | 191.50 | 192.50 | 189.50 | 192.00 | 1150 | NASDAQ | DALN | Fri, Feb 10, 1995 | 191.00 | 191.00 | 190.00 | 190.50 | 1149 | NASDAQ | DALN | Thu, Feb 9, 1995 | 191.50 | 192.50 | 190.00 | 190.50 | 1148 | NASDAQ | DALN | Wed, Feb 8, 1995 | 190.00 | 192.50 | 190.00 | 191.00 | 1147 | NASDAQ | DALN | Tue, Feb 7, 1995 | 192.50 | 192.50 | 190.00 | 190.00 | 1146 | NASDAQ | DALN | Mon, Feb 6, 1995 | 186.50 | 192.00 | 186.50 | 192.00 | 1145 | NASDAQ | DALN | Fri, Feb 3, 1995 | 183.00 | 186.50 | 183.00 | 186.50 | 1144 | NASDAQ | DALN | Thu, Feb 2, 1995 | 180.50 | 182.50 | 180.50 | 182.50 | 1143 | NASDAQ | DALN | Wed, Feb 1, 1995 | 181.50 | 181.50 | 178.50 | 180.50 | 1142 | NASDAQ | DALN | Tue, Jan 31, 1995 | 180.50 | 182.00 | 180.50 | 181.50 | 1141 | NASDAQ | DALN | Mon, Jan 30, 1995 | 182.50 | 182.50 | 180.50 | 180.50 | 1140 | NASDAQ | DALN | Fri, Jan 27, 1995 | 185.50 | 186.50 | 182.50 | 183.00 | 1139 | NASDAQ | DALN | Thu, Jan 26, 1995 | 185.50 | 186.00 | 182.00 | 185.00 | 1138 | NASDAQ | DALN | Wed, Jan 25, 1995 | 182.00 | 186.50 | 181.50 | 186.00 | 1137 | NASDAQ | DALN | Tue, Jan 24, 1995 | 180.00 | 183.00 | 179.50 | 180.00 | 1136 | NASDAQ | DALN | Mon, Jan 23, 1995 | 176.50 | 181.50 | 176.50 | 179.00 | 1135 | NASDAQ | DALN | Fri, Jan 20, 1995 | 179.50 | 180.75 | 178.00 | 178.00 | 1134 | NASDAQ | DALN | Thu, Jan 19, 1995 | 178.50 | 180.00 | 178.50 | 179.50 | 1133 | NASDAQ | DALN | Wed, Jan 18, 1995 | 178.00 | 180.00 | 177.00 | 178.50 | 1132 | NASDAQ | DALN | Tue, Jan 17, 1995 | 176.00 | 178.00 | 176.00 | 177.50 | 1131 | NASDAQ | DALN | Mon, Jan 16, 1995 | 176.00 | 177.00 | 175.00 | 175.50 | 1130 | NASDAQ | DALN | Fri, Jan 13, 1995 | 176.00 | 176.50 | 175.50 | 175.50 | 1129 | NASDAQ | DALN | Thu, Jan 12, 1995 | 176.00 | 176.50 | 175.00 | 175.00 | 1128 | NASDAQ | DALN | Wed, Jan 11, 1995 | 177.50 | 177.50 | 176.00 | 176.00 | 1127 | NASDAQ | DALN | Tue, Jan 10, 1995 | 176.50 | 177.50 | 176.00 | 176.00 | 1126 | NASDAQ | DALN | Mon, Jan 9, 1995 | 177.00 | 177.50 | 176.00 | 177.00 | 1125 | NASDAQ | DALN | Fri, Jan 6, 1995 | 177.50 | 178.00 | 177.00 | 177.50 | 1124 | NASDAQ | DALN | Thu, Jan 5, 1995 | 177.50 | 178.00 | 177.50 | 178.00 | 1123 | NASDAQ | DALN | Wed, Jan 4, 1995 | 178.50 | 179.00 | 176.50 | 178.00 | 1122 | NASDAQ | DALN | Tue, Jan 3, 1995 | 182.00 | 182.50 | 178.00 | 179.50 | 1121 | NASDAQ | DALN | Fri, Dec 30, 1994 | 180.00 | 182.50 | 179.50 | 182.50 | 1120 | NASDAQ | DALN | Thu, Dec 29, 1994 | 179.50 | 181.50 | 179.50 | 180.00 | 1119 | NASDAQ | DALN | Wed, Dec 28, 1994 | 181.00 | 181.50 | 179.50 | 180.00 | 1118 | NASDAQ | DALN | Tue, Dec 27, 1994 | 179.00 | 181.50 | 179.00 | 181.00 | 1117 | NASDAQ | DALN | Fri, Dec 23, 1994 | 180.50 | 181.00 | 178.50 | 178.50 | 1116 | NASDAQ | DALN | Thu, Dec 22, 1994 | 180.00 | 182.00 | 180.00 | 181.00 | 1115 | NASDAQ | DALN | Wed, Dec 21, 1994 | 180.00 | 180.50 | 179.00 | 179.50 | 1114 | NASDAQ | DALN | Tue, Dec 20, 1994 | 179.00 | 179.00 | 176.50 | 177.50 | 1113 | NASDAQ | DALN | Mon, Dec 19, 1994 | 179.00 | 179.00 | 177.00 | 179.00 | 1112 | NASDAQ | DALN | Fri, Dec 16, 1994 | 179.50 | 182.00 | 178.50 | 179.00 | 1111 | NASDAQ | DALN | Thu, Dec 15, 1994 | 176.00 | 179.00 | 176.00 | 179.00 | 1110 | NASDAQ | DALN | Wed, Dec 14, 1994 | 180.00 | 181.00 | 176.00 | 176.00 | 1109 | NASDAQ | DALN | Tue, Dec 13, 1994 | 176.50 | 180.50 | 176.50 | 179.50 | 1108 | NASDAQ | DALN | Mon, Dec 12, 1994 | 176.50 | 177.50 | 175.00 | 176.50 | 1107 | NASDAQ | DALN | Fri, Dec 9, 1994 | 177.00 | 178.00 | 176.25 | 177.50 | 1106 | NASDAQ | DALN | Thu, Dec 8, 1994 | 178.50 | 178.50 | 175.50 | 176.00 | 1105 | NASDAQ | DALN | Wed, Dec 7, 1994 | 176.50 | 179.00 | 176.50 | 178.50 | 1104 | NASDAQ | DALN | Tue, Dec 6, 1994 | 176.50 | 178.00 | 176.50 | 177.00 | 1103 | NASDAQ | DALN | Mon, Dec 5, 1994 | 178.50 | 179.50 | 176.00 | 176.50 | 1102 | NASDAQ | DALN | Fri, Dec 2, 1994 | 183.00 | 183.50 | 179.50 | 179.50 | 1101 | NASDAQ | DALN | Thu, Dec 1, 1994 | 181.50 | 182.00 | 178.50 | 178.50 | 1100 | NASDAQ | DALN | Wed, Nov 30, 1994 | 185.00 | 185.00 | 182.00 | 182.00 | 1099 | NASDAQ | DALN | Tue, Nov 29, 1994 | 182.00 | 185.50 | 182.00 | 184.50 | 1098 | NASDAQ | DALN | Mon, Nov 28, 1994 | 181.50 | 183.00 | 181.50 | 182.00 | 1097 | NASDAQ | DALN | Fri, Nov 25, 1994 | 182.00 | 183.00 | 181.50 | 181.50 | 1096 | NASDAQ | DALN | Wed, Nov 23, 1994 | 182.00 | 183.00 | 180.00 | 181.50 | 1095 | NASDAQ | DALN | Tue, Nov 22, 1994 | 185.50 | 189.00 | 183.50 | 184.50 | 1094 | NASDAQ | DALN | Mon, Nov 21, 1994 | 183.00 | 187.50 | 183.00 | 185.50 | 1093 | NASDAQ | DALN | Fri, Nov 18, 1994 | 186.00 | 186.50 | 181.00 | 182.00 | 1092 | NASDAQ | DALN | Thu, Nov 17, 1994 | 188.00 | 188.50 | 184.50 | 186.00 | 1091 | NASDAQ | DALN | Wed, Nov 16, 1994 | 190.00 | 190.00 | 188.00 | 188.50 | 1090 | NASDAQ | DALN | Tue, Nov 15, 1994 | 190.50 | 190.50 | 189.50 | 190.00 | 1089 | NASDAQ | DALN | Mon, Nov 14, 1994 | 190.00 | 190.50 | 189.00 | 190.50 | 1088 | NASDAQ | DALN | Fri, Nov 11, 1994 | 188.00 | 191.50 | 186.50 | 191.50 | 1087 | NASDAQ | DALN | Thu, Nov 10, 1994 | 191.00 | 192.00 | 184.00 | 187.00 | 1086 | NASDAQ | DALN | Wed, Nov 9, 1994 | 194.00 | 194.00 | 189.50 | 191.00 | 1085 | NASDAQ | DALN | Tue, Nov 8, 1994 | 192.00 | 195.00 | 190.50 | 192.50 | 1084 | NASDAQ | DALN | Mon, Nov 7, 1994 | 191.00 | 192.00 | 189.50 | 191.50 | 1083 | NASDAQ | DALN | Fri, Nov 4, 1994 | 195.00 | 198.00 | 190.50 | 190.50 | 1082 | NASDAQ | DALN | Thu, Nov 3, 1994 | 192.50 | 196.00 | 192.50 | 195.50 | 1081 | NASDAQ | DALN | Wed, Nov 2, 1994 | 196.50 | 196.50 | 192.00 | 192.00 | 1080 | NASDAQ | DALN | Tue, Nov 1, 1994 | 197.50 | 198.50 | 196.50 | 196.50 | 1079 | NASDAQ | DALN | Mon, Oct 31, 1994 | 200.00 | 201.00 | 198.50 | 199.00 | 1078 | NASDAQ | DALN | Fri, Oct 28, 1994 | 198.00 | 200.50 | 197.50 | 200.50 | 1077 | NASDAQ | DALN | Thu, Oct 27, 1994 | 194.50 | 198.00 | 194.50 | 198.00 | 1076 | NASDAQ | DALN | Wed, Oct 26, 1994 | 193.50 | 194.50 | 192.50 | 193.00 | 1075 | NASDAQ | DALN | Tue, Oct 25, 1994 | 189.50 | 195.00 | 189.00 | 193.50 | 1074 | NASDAQ | DALN | Mon, Oct 24, 1994 | 192.00 | 193.00 | 189.50 | 189.50 | 1073 | NASDAQ | DALN | Fri, Oct 21, 1994 | 190.50 | 193.50 | 190.00 | 192.50 | 1072 | NASDAQ | DALN | Thu, Oct 20, 1994 | 192.50 | 192.50 | 187.50 | 189.50 | 1071 | NASDAQ | DALN | Wed, Oct 19, 1994 | 193.00 | 193.00 | 191.50 | 192.00 | 1070 | NASDAQ | DALN | Tue, Oct 18, 1994 | 193.00 | 193.50 | 192.00 | 193.00 | 1069 | NASDAQ | DALN | Mon, Oct 17, 1994 | 192.00 | 193.50 | 192.00 | 193.50 | 1068 | NASDAQ | DALN | Fri, Oct 14, 1994 | 192.50 | 192.50 | 191.00 | 192.00 | 1067 | NASDAQ | DALN | Thu, Oct 13, 1994 | 193.50 | 194.50 | 189.00 | 191.00 | 1066 | NASDAQ | DALN | Wed, Oct 12, 1994 | 193.00 | 193.00 | 190.00 | 192.50 | 1065 | NASDAQ | DALN | Tue, Oct 11, 1994 | 192.00 | 194.00 | 191.00 | 193.00 | 1064 | NASDAQ | DALN | Mon, Oct 10, 1994 | 193.00 | 193.50 | 190.00 | 192.50 | 1063 | NASDAQ | DALN | Fri, Oct 7, 1994 | 185.00 | 195.50 | 185.00 | 193.00 | 1062 | NASDAQ | DALN | Thu, Oct 6, 1994 | 182.50 | 183.50 | 182.50 | 183.00 | 1061 | NASDAQ | DALN | Wed, Oct 5, 1994 | 185.00 | 185.00 | 182.00 | 183.00 | 1060 | NASDAQ | DALN | Tue, Oct 4, 1994 | 188.00 | 188.00 | 185.50 | 186.00 | 1059 | NASDAQ | DALN | Mon, Oct 3, 1994 | 185.00 | 189.00 | 184.50 | 188.50 | 1058 | NASDAQ | DALN | Fri, Sep 30, 1994 | 184.00 | 187.00 | 184.00 | 186.00 | 1057 | NASDAQ | DALN | Thu, Sep 29, 1994 | 181.50 | 184.00 | 181.50 | 183.50 | 1056 | NASDAQ | DALN | Wed, Sep 28, 1994 | 181.00 | 184.00 | 181.00 | 181.50 | 1055 | NASDAQ | DALN | Tue, Sep 27, 1994 | 183.50 | 185.00 | 180.50 | 180.50 | 1054 | NASDAQ | DALN | Mon, Sep 26, 1994 | 184.00 | 184.50 | 182.50 | 182.50 | 1053 | NASDAQ | DALN | Fri, Sep 23, 1994 | 186.00 | 186.00 | 183.00 | 183.00 | 1052 | NASDAQ | DALN | Thu, Sep 22, 1994 | 187.00 | 187.50 | 184.50 | 184.50 | 1051 | NASDAQ | DALN | Wed, Sep 21, 1994 | 186.00 | 186.00 | 185.00 | 185.00 | 1050 | NASDAQ | DALN | Tue, Sep 20, 1994 | 189.00 | 190.50 | 187.50 | 187.50 | 1049 | NASDAQ | DALN | Mon, Sep 19, 1994 | 192.50 | 192.50 | 189.50 | 190.00 | 1048 | NASDAQ | DALN | Fri, Sep 16, 1994 | 194.00 | 194.00 | 192.50 | 192.50 | 1047 | NASDAQ | DALN | Thu, Sep 15, 1994 | 193.00 | 194.50 | 192.50 | 194.50 | 1046 | NASDAQ | DALN | Wed, Sep 14, 1994 | 192.00 | 194.50 | 192.00 | 193.50 | 1045 | NASDAQ | DALN | Tue, Sep 13, 1994 | 192.50 | 193.50 | 190.50 | 190.50 | 1044 | NASDAQ | DALN | Mon, Sep 12, 1994 | 195.00 | 195.00 | 192.00 | 192.00 | 1043 | NASDAQ | DALN | Fri, Sep 9, 1994 | 198.50 | 198.50 | 194.00 | 195.00 | 1042 | NASDAQ | DALN | Thu, Sep 8, 1994 | 200.50 | 201.00 | 199.00 | 200.00 | 1041 | NASDAQ | DALN | Wed, Sep 7, 1994 | 197.50 | 200.00 | 197.00 | 200.00 | 1040 | NASDAQ | DALN | Tue, Sep 6, 1994 | 197.00 | 197.00 | 196.00 | 196.50 | 1039 | NASDAQ | DALN | Fri, Sep 2, 1994 | 199.50 | 199.50 | 197.00 | 197.00 | 1038 | NASDAQ | DALN | Thu, Sep 1, 1994 | 199.50 | 200.00 | 197.50 | 198.00 | 1037 | NASDAQ | DALN | Wed, Aug 31, 1994 | 200.00 | 202.50 | 199.50 | 201.00 | 1036 | NASDAQ | DALN | Tue, Aug 30, 1994 | 199.00 | 200.00 | 198.50 | 199.00 | 1035 | NASDAQ | DALN | Mon, Aug 29, 1994 | 201.00 | 201.00 | 199.00 | 199.00 | 1034 | NASDAQ | DALN | Fri, Aug 26, 1994 | 200.50 | 201.00 | 199.00 | 200.50 | 1033 | NASDAQ | DALN | Thu, Aug 25, 1994 | 203.00 | 203.00 | 199.50 | 199.50 | 1032 | NASDAQ | DALN | Wed, Aug 24, 1994 | 200.00 | 203.50 | 200.00 | 203.00 | 1031 | NASDAQ | DALN | Tue, Aug 23, 1994 | 201.50 | 202.50 | 199.00 | 199.00 | 1030 | NASDAQ | DALN | Mon, Aug 22, 1994 | 204.50 | 204.50 | 200.50 | 200.50 | 1029 | NASDAQ | DALN | Fri, Aug 19, 1994 | 208.50 | 208.50 | 205.00 | 205.50 | 1028 | NASDAQ | DALN | Thu, Aug 18, 1994 | 208.00 | 209.00 | 207.50 | 208.50 | 1027 | NASDAQ | DALN | Wed, Aug 17, 1994 | 209.50 | 210.00 | 207.50 | 207.50 | 1026 | NASDAQ | DALN | Tue, Aug 16, 1994 | 208.50 | 210.50 | 208.50 | 210.00 | 1025 | NASDAQ | DALN | Mon, Aug 15, 1994 | 208.00 | 210.00 | 208.00 | 209.00 | 1024 | NASDAQ | DALN | Fri, Aug 12, 1994 | 207.50 | 208.00 | 206.50 | 207.50 | 1023 | NASDAQ | DALN | Thu, Aug 11, 1994 | 209.50 | 209.50 | 207.00 | 207.00 | 1022 | NASDAQ | DALN | Wed, Aug 10, 1994 | 209.50 | 209.50 | 208.00 | 209.50 | 1021 | NASDAQ | DALN | Tue, Aug 9, 1994 | 209.00 | 209.50 | 208.50 | 209.00 | 1020 | NASDAQ | DALN | Mon, Aug 8, 1994 | 209.00 | 209.00 | 208.00 | 209.00 | 1019 | NASDAQ | DALN | Fri, Aug 5, 1994 | 208.00 | 209.00 | 207.00 | 208.50 | 1018 | NASDAQ | DALN | Thu, Aug 4, 1994 | 209.00 | 209.50 | 208.00 | 208.00 | 1017 | NASDAQ | DALN | Wed, Aug 3, 1994 | 209.50 | 210.00 | 208.50 | 210.00 | 1016 | NASDAQ | DALN | Tue, Aug 2, 1994 | 208.00 | 209.00 | 207.50 | 208.00 | 1015 | NASDAQ | DALN | Mon, Aug 1, 1994 | 208.00 | 208.00 | 207.00 | 207.50 | 1014 | NASDAQ | DALN | Fri, Jul 29, 1994 | 207.50 | 208.50 | 207.00 | 208.00 | 1013 | NASDAQ | DALN | Thu, Jul 28, 1994 | 207.50 | 207.50 | 206.50 | 207.00 | 1012 | NASDAQ | DALN | Wed, Jul 27, 1994 | 205.00 | 207.50 | 204.00 | 207.50 | 1011 | NASDAQ | DALN | Tue, Jul 26, 1994 | 206.00 | 206.00 | 205.00 | 205.50 | 1010 | NASDAQ | DALN | Mon, Jul 25, 1994 | 206.50 | 207.50 | 205.50 | 206.50 | 1009 | NASDAQ | DALN | Fri, Jul 22, 1994 | 206.00 | 206.50 | 205.50 | 205.50 | 1008 | NASDAQ | DALN | Thu, Jul 21, 1994 | 206.50 | 206.50 | 205.50 | 205.50 | 1007 | NASDAQ | DALN | Wed, Jul 20, 1994 | 206.00 | 206.50 | 205.50 | 206.00 | 1006 | NASDAQ | DALN | Tue, Jul 19, 1994 | 206.00 | 206.50 | 205.50 | 205.50 | 1005 | NASDAQ | DALN | Mon, Jul 18, 1994 | 206.00 | 206.50 | 205.50 | 205.50 | 1004 | NASDAQ | DALN | Fri, Jul 15, 1994 | 208.00 | 208.00 | 207.00 | 208.00 | 1003 | NASDAQ | DALN | Thu, Jul 14, 1994 | 203.50 | 208.00 | 203.00 | 208.00 | 1002 | NASDAQ | DALN | Wed, Jul 13, 1994 | 203.00 | 204.00 | 203.00 | 203.00 | 1001 | NASDAQ | DALN | Tue, Jul 12, 1994 | 203.00 | 204.00 | 202.00 | 203.00 | 1000 | NASDAQ | DALN | Mon, Jul 11, 1994 | 203.50 | 204.50 | 201.00 | 202.00 | 999 | NASDAQ | DALN | Fri, Jul 8, 1994 | 200.50 | 203.00 | 199.00 | 203.00 | 998 | NASDAQ | DALN | Thu, Jul 7, 1994 | 201.00 | 203.50 | 201.00 | 202.50 | 997 | NASDAQ | DALN | Wed, Jul 6, 1994 | 199.00 | 202.50 | 199.00 | 202.00 | 996 | NASDAQ | DALN | Tue, Jul 5, 1994 | 194.00 | 199.50 | 194.00 | 199.50 | 995 | NASDAQ | DALN | Fri, Jul 1, 1994 | 197.50 | 198.00 | 194.50 | 195.00 | 994 | NASDAQ | DALN | Thu, Jun 30, 1994 | 198.50 | 200.00 | 196.00 | 197.00 | 993 | NASDAQ | DALN | Wed, Jun 29, 1994 | 199.50 | 203.50 | 198.00 | 198.50 | 992 | NASDAQ | DALN | Tue, Jun 28, 1994 | 199.00 | 199.50 | 194.50 | 197.50 | 991 | NASDAQ | DALN | Mon, Jun 27, 1994 | 198.00 | 201.50 | 197.00 | 201.00 | 990 | NASDAQ | DALN | Fri, Jun 24, 1994 | 205.00 | 205.00 | 198.50 | 198.50 | 989 | NASDAQ | DALN | Thu, Jun 23, 1994 | 207.50 | 207.50 | 202.50 | 203.50 | 988 | NASDAQ | DALN | Wed, Jun 22, 1994 | 206.50 | 208.00 | 206.50 | 207.00 | 987 | NASDAQ | DALN | Tue, Jun 21, 1994 | 208.50 | 208.50 | 206.50 | 208.00 | 986 | NASDAQ | DALN | Mon, Jun 20, 1994 | 203.00 | 209.00 | 202.50 | 209.00 | 985 | NASDAQ | DALN | Fri, Jun 17, 1994 | 205.50 | 207.00 | 205.50 | 205.50 | 984 | NASDAQ | DALN | Thu, Jun 16, 1994 | 207.00 | 207.50 | 205.50 | 206.00 | 983 | NASDAQ | DALN | Wed, Jun 15, 1994 | 203.00 | 206.00 | 202.50 | 205.00 | 982 | NASDAQ | DALN | Tue, Jun 14, 1994 | 200.50 | 203.00 | 200.00 | 203.00 | 981 | NASDAQ | DALN | Mon, Jun 13, 1994 | 197.00 | 201.50 | 196.00 | 200.00 | 980 | NASDAQ | DALN | Fri, Jun 10, 1994 | 199.50 | 199.50 | 195.50 | 196.00 | 979 | NASDAQ | DALN | Thu, Jun 9, 1994 | 195.50 | 200.00 | 195.00 | 200.00 | 978 | NASDAQ | DALN | Wed, Jun 8, 1994 | 196.50 | 196.50 | 194.00 | 194.00 | 977 | NASDAQ | DALN | Tue, Jun 7, 1994 | 195.00 | 196.50 | 195.00 | 196.00 | 976 | NASDAQ | DALN | Mon, Jun 6, 1994 | 196.00 | 199.50 | 196.00 | 196.00 | 975 | NASDAQ | DALN | Fri, Jun 3, 1994 | 195.00 | 199.00 | 195.00 | 196.00 | 974 | NASDAQ | DALN | Thu, Jun 2, 1994 | 200.00 | 201.00 | 194.50 | 194.50 | 973 | NASDAQ | DALN | Wed, Jun 1, 1994 | 198.00 | 198.50 | 197.50 | 198.00 | 972 | NASDAQ | DALN | Tue, May 31, 1994 | 198.50 | 198.50 | 195.50 | 198.00 | 971 | NASDAQ | DALN | Fri, May 27, 1994 | 202.50 | 203.50 | 202.50 | 202.50 | 970 | NASDAQ | DALN | Thu, May 26, 1994 | 203.00 | 203.00 | 202.00 | 203.00 | 969 | NASDAQ | DALN | Wed, May 25, 1994 | 203.50 | 203.50 | 200.50 | 203.00 | 968 | NASDAQ | DALN | Tue, May 24, 1994 | 201.00 | 204.50 | 201.00 | 203.50 | 967 | NASDAQ | DALN | Mon, May 23, 1994 | 201.00 | 202.00 | 199.00 | 200.50 | 966 | NASDAQ | DALN | Fri, May 20, 1994 | 202.50 | 204.00 | 201.50 | 202.50 | 965 | NASDAQ | DALN | Thu, May 19, 1994 | 197.50 | 204.00 | 197.50 | 204.00 | 964 | NASDAQ | DALN | Wed, May 18, 1994 | 199.50 | 199.50 | 194.00 | 198.00 | 963 | NASDAQ | DALN | Tue, May 17, 1994 | 202.00 | 202.00 | 195.00 | 195.50 | 962 | NASDAQ | DALN | Mon, May 16, 1994 | 205.50 | 206.50 | 200.50 | 201.50 | 961 | NASDAQ | DALN | Fri, May 13, 1994 | 205.00 | 206.00 | 204.00 | 205.50 | 960 | NASDAQ | DALN | Thu, May 12, 1994 | 200.00 | 205.50 | 200.00 | 205.50 | 959 | NASDAQ | DALN | Wed, May 11, 1994 | 204.00 | 204.00 | 200.50 | 201.50 | 958 | NASDAQ | DALN | Tue, May 10, 1994 | 204.50 | 205.50 | 204.00 | 205.00 | 957 | NASDAQ | DALN | Mon, May 9, 1994 | 203.50 | 205.00 | 202.50 | 204.00 | 956 | NASDAQ | DALN | Fri, May 6, 1994 | 200.00 | 204.50 | 199.50 | 204.00 | 955 | NASDAQ | DALN | Thu, May 5, 1994 | 198.00 | 201.50 | 196.50 | 200.50 | 954 | NASDAQ | DALN | Wed, May 4, 1994 | 198.00 | 198.00 | 195.50 | 197.50 | 953 | NASDAQ | DALN | Tue, May 3, 1994 | 200.00 | 200.50 | 197.50 | 197.50 | 952 | NASDAQ | DALN | Mon, May 2, 1994 | 202.50 | 202.50 | 198.50 | 199.50 | 951 | NASDAQ | DALN | Fri, Apr 29, 1994 | 202.50 | 204.00 | 200.50 | 201.00 | 950 | NASDAQ | DALN | Thu, Apr 28, 1994 | 204.50 | 204.50 | 201.00 | 201.50 | 949 | NASDAQ | DALN | Tue, Apr 26, 1994 | 205.00 | 205.50 | 203.50 | 205.50 | 948 | NASDAQ | DALN | Mon, Apr 25, 1994 | 193.50 | 204.00 | 193.00 | 204.00 | 947 | NASDAQ | DALN | Fri, Apr 22, 1994 | 192.00 | 195.50 | 191.00 | 194.00 | 946 | NASDAQ | DALN | Thu, Apr 21, 1994 | 189.50 | 191.50 | 188.00 | 190.50 | 945 | NASDAQ | DALN | Wed, Apr 20, 1994 | 192.50 | 192.50 | 185.00 | 189.00 | 944 | NASDAQ | DALN | Tue, Apr 19, 1994 | 197.00 | 197.50 | 192.50 | 193.50 | 943 | NASDAQ | DALN | Mon, Apr 18, 1994 | 195.50 | 197.50 | 194.00 | 197.00 | 942 | NASDAQ | DALN | Fri, Apr 15, 1994 | 187.00 | 196.50 | 187.00 | 195.50 | 941 | NASDAQ | DALN | Thu, Apr 14, 1994 | 185.00 | 187.00 | 183.00 | 186.50 | 940 | NASDAQ | DALN | Wed, Apr 13, 1994 | 182.00 | 182.50 | 179.50 | 181.50 | 939 | NASDAQ | DALN | Tue, Apr 12, 1994 | 185.00 | 185.50 | 181.50 | 181.50 | 938 | NASDAQ | DALN | Mon, Apr 11, 1994 | 184.50 | 184.50 | 182.00 | 184.50 | 937 | NASDAQ | DALN | Fri, Apr 8, 1994 | 185.00 | 185.00 | 182.50 | 184.00 | 936 | NASDAQ | DALN | Thu, Apr 7, 1994 | 188.50 | 189.00 | 187.00 | 187.00 | 935 | NASDAQ | DALN | Wed, Apr 6, 1994 | 189.50 | 190.00 | 186.50 | 189.50 | 934 | NASDAQ | DALN | Tue, Apr 5, 1994 | 184.00 | 188.50 | 182.00 | 188.00 | 933 | NASDAQ | DALN | Mon, Apr 4, 1994 | 176.00 | 178.00 | 176.00 | 177.00 | 932 | NASDAQ | DALN | Thu, Mar 31, 1994 | 181.50 | 181.50 | 178.50 | 179.00 | 931 | NASDAQ | DALN | Wed, Mar 30, 1994 | 184.00 | 184.00 | 180.50 | 181.00 | 930 | NASDAQ | DALN | Tue, Mar 29, 1994 | 188.00 | 188.00 | 185.00 | 185.00 | 929 | NASDAQ | DALN | Mon, Mar 28, 1994 | 192.00 | 192.00 | 187.50 | 189.00 | 928 | NASDAQ | DALN | Fri, Mar 25, 1994 | 195.50 | 199.50 | 193.00 | 199.00 | 927 | NASDAQ | DALN | Thu, Mar 24, 1994 | 198.00 | 198.00 | 193.00 | 195.50 | 926 | NASDAQ | DALN | Wed, Mar 23, 1994 | 197.50 | 199.00 | 197.00 | 198.00 | 925 | NASDAQ | DALN | Tue, Mar 22, 1994 | 197.50 | 199.00 | 197.00 | 198.00 | 924 | NASDAQ | DALN | Mon, Mar 21, 1994 | 196.00 | 196.00 | 194.50 | 196.00 | 923 | NASDAQ | DALN | Fri, Mar 18, 1994 | 196.00 | 197.50 | 194.00 | 196.00 | 922 | NASDAQ | DALN | Thu, Mar 17, 1994 | 193.50 | 198.50 | 193.50 | 198.50 | 921 | NASDAQ | DALN | Wed, Mar 16, 1994 | 186.00 | 193.00 | 186.00 | 193.00 | 920 | NASDAQ | DALN | Tue, Mar 15, 1994 | 189.00 | 191.50 | 185.50 | 185.50 | 919 | NASDAQ | DALN | Mon, Mar 14, 1994 | 187.50 | 190.00 | 184.50 | 190.00 | 918 | NASDAQ | DALN | Fri, Mar 11, 1994 | 181.50 | 188.00 | 181.50 | 188.00 | 917 | NASDAQ | DALN | Thu, Mar 10, 1994 | 183.00 | 183.50 | 181.50 | 182.00 | 916 | NASDAQ | DALN | Wed, Mar 9, 1994 | 183.00 | 183.50 | 181.00 | 182.00 | 915 | NASDAQ | DALN | Tue, Mar 8, 1994 | 186.00 | 186.00 | 182.50 | 183.00 | 914 | NASDAQ | DALN | Mon, Mar 7, 1994 | 189.00 | 189.00 | 185.50 | 187.00 | 913 | NASDAQ | DALN | Fri, Mar 4, 1994 | 192.50 | 192.50 | 188.50 | 188.50 | 912 | NASDAQ | DALN | Thu, Mar 3, 1994 | 194.00 | 195.00 | 191.50 | 192.00 | 911 | NASDAQ | DALN | Wed, Mar 2, 1994 | 188.50 | 192.00 | 186.50 | 192.00 | 910 | NASDAQ | DALN | Tue, Mar 1, 1994 | 186.00 | 190.00 | 185.50 | 189.50 | 909 | NASDAQ | DALN | Mon, Feb 28, 1994 | 190.00 | 190.00 | 185.00 | 185.50 | 908 | NASDAQ | DALN | Fri, Feb 25, 1994 | 190.00 | 191.00 | 190.00 | 190.00 | 907 | NASDAQ | DALN | Thu, Feb 24, 1994 | 192.00 | 192.00 | 188.50 | 189.00 | 906 | NASDAQ | DALN | Wed, Feb 23, 1994 | 193.00 | 193.50 | 192.50 | 193.00 | 905 | NASDAQ | DALN | Tue, Feb 22, 1994 | 195.00 | 195.00 | 192.50 | 192.50 | 904 | NASDAQ | DALN | Fri, Feb 18, 1994 | 190.50 | 193.00 | 189.50 | 192.50 | 903 | NASDAQ | DALN | Thu, Feb 17, 1994 | 186.50 | 191.50 | 185.50 | 190.50 | 902 | NASDAQ | DALN | Wed, Feb 16, 1994 | 185.00 | 186.50 | 184.50 | 185.50 | 901 | NASDAQ | DALN | Tue, Feb 15, 1994 | 187.00 | 187.00 | 184.50 | 184.50 | 900 | NASDAQ | DALN | Mon, Feb 14, 1994 | 191.00 | 191.50 | 186.50 | 186.50 | 899 | NASDAQ | DALN | Fri, Feb 11, 1994 | 185.00 | 186.50 | 184.00 | 186.50 | 898 | NASDAQ | DALN | Thu, Feb 10, 1994 | 188.00 | 188.50 | 184.50 | 184.50 | 897 | NASDAQ | DALN | Wed, Feb 9, 1994 | 191.00 | 191.00 | 187.00 | 187.50 | 896 | NASDAQ | DALN | Tue, Feb 8, 1994 | 192.50 | 192.50 | 190.50 | 190.50 | 895 | NASDAQ | DALN | Mon, Feb 7, 1994 | 191.50 | 192.00 | 189.00 | 191.50 | 894 | NASDAQ | DALN | Fri, Feb 4, 1994 | 195.50 | 196.00 | 192.00 | 193.00 | 893 | NASDAQ | DALN | Thu, Feb 3, 1994 | 196.50 | 198.00 | 194.50 | 196.00 | 892 | NASDAQ | DALN | Wed, Feb 2, 1994 | 193.00 | 198.50 | 192.50 | 198.00 | 891 | NASDAQ | DALN | Tue, Feb 1, 1994 | 194.00 | 194.00 | 189.50 | 192.00 | 890 | NASDAQ | DALN | Mon, Jan 31, 1994 | 194.00 | 194.00 | 191.50 | 194.00 | 889 | NASDAQ | DALN | Fri, Jan 28, 1994 | 188.50 | 194.50 | 188.50 | 193.00 | 888 | NASDAQ | DALN | Thu, Jan 27, 1994 | 181.50 | 188.00 | 181.50 | 188.00 | 887 | NASDAQ | DALN | Wed, Jan 26, 1994 | 185.00 | 185.50 | 180.00 | 181.00 | 886 | NASDAQ | DALN | Tue, Jan 25, 1994 | 183.00 | 186.50 | 183.00 | 184.50 | 885 | NASDAQ | DALN | Mon, Jan 24, 1994 | 183.50 | 183.50 | 178.50 | 179.50 | 884 | NASDAQ | DALN | Fri, Jan 21, 1994 | 183.50 | 184.50 | 183.00 | 183.50 | 883 | NASDAQ | DALN | Thu, Jan 20, 1994 | 186.00 | 186.00 | 183.50 | 183.50 | 882 | NASDAQ | DALN | Wed, Jan 19, 1994 | 187.50 | 187.50 | 186.00 | 186.50 | 881 | NASDAQ | DALN | Tue, Jan 18, 1994 | 188.00 | 189.00 | 185.50 | 187.00 | 880 | NASDAQ | DALN | Mon, Jan 17, 1994 | 187.00 | 187.00 | 185.00 | 186.50 | 879 | NASDAQ | DALN | Fri, Jan 14, 1994 | 185.00 | 189.00 | 185.00 | 186.50 | 878 | NASDAQ | DALN | Thu, Jan 13, 1994 | 188.00 | 188.00 | 184.50 | 184.50 | 877 | NASDAQ | DALN | Wed, Jan 12, 1994 | 190.50 | 190.50 | 186.50 | 189.00 | 876 | NASDAQ | DALN | Tue, Jan 11, 1994 | 192.00 | 192.00 | 190.00 | 190.50 | 875 | NASDAQ | DALN | Mon, Jan 10, 1994 | 188.00 | 191.50 | 188.00 | 191.50 | 874 | NASDAQ | DALN | Fri, Jan 7, 1994 | 194.50 | 195.00 | 189.50 | 193.50 | 873 | NASDAQ | DALN | Thu, Jan 6, 1994 | 196.00 | 198.50 | 194.50 | 195.00 | 872 | NASDAQ | DALN | Wed, Jan 5, 1994 | 188.00 | 195.00 | 188.00 | 195.00 | 871 | NASDAQ | DALN | Tue, Jan 4, 1994 | 183.00 | 188.00 | 183.00 | 188.00 | 870 | NASDAQ | DALN | Mon, Jan 3, 1994 | 180.00 | 187.50 | 179.50 | 184.50 | 869 | NASDAQ | DALN | Fri, Dec 31, 1993 | 181.00 | 181.50 | 180.00 | 180.50 | 868 | NASDAQ | DALN | Thu, Dec 30, 1993 | 182.00 | 182.00 | 178.00 | 180.00 | 867 | NASDAQ | DALN | Wed, Dec 29, 1993 | 183.00 | 183.00 | 179.50 | 181.00 | 866 | NASDAQ | DALN | Tue, Dec 28, 1993 | 181.50 | 188.00 | 181.50 | 185.00 | 865 | NASDAQ | DALN | Mon, Dec 27, 1993 | 180.00 | 183.00 | 180.00 | 182.50 | 864 | NASDAQ | DALN | Thu, Dec 23, 1993 | 179.50 | 180.00 | 178.00 | 178.50 | 863 | NASDAQ | DALN | Wed, Dec 22, 1993 | 177.00 | 178.50 | 175.50 | 178.00 | 862 | NASDAQ | DALN | Tue, Dec 21, 1993 | 174.50 | 178.50 | 174.50 | 176.00 | 861 | NASDAQ | DALN | Mon, Dec 20, 1993 | 176.00 | 176.00 | 174.00 | 174.50 | 860 | NASDAQ | DALN | Fri, Dec 17, 1993 | 171.00 | 173.50 | 170.50 | 173.50 | 859 | NASDAQ | DALN | Thu, Dec 16, 1993 | 172.00 | 173.00 | 169.50 | 170.00 | 858 | NASDAQ | DALN | Wed, Dec 15, 1993 | 175.00 | 175.00 | 172.50 | 173.00 | 857 | NASDAQ | DALN | Tue, Dec 14, 1993 | 177.00 | 178.00 | 175.00 | 175.00 | 856 | NASDAQ | DALN | Mon, Dec 13, 1993 | 180.50 | 180.50 | 176.50 | 177.00 | 855 | NASDAQ | DALN | Fri, Dec 10, 1993 | 180.00 | 181.50 | 177.50 | 180.00 | 854 | NASDAQ | DALN | Thu, Dec 9, 1993 | 181.00 | 181.00 | 180.00 | 180.00 | 853 | NASDAQ | DALN | Wed, Dec 8, 1993 | 180.00 | 181.00 | 180.00 | 180.50 | 852 | NASDAQ | DALN | Tue, Dec 7, 1993 | 180.50 | 182.50 | 180.00 | 181.00 | 851 | NASDAQ | DALN | Mon, Dec 6, 1993 | 182.00 | 182.00 | 180.00 | 180.50 | 850 | NASDAQ | DALN | Fri, Dec 3, 1993 | 180.50 | 183.00 | 180.00 | 183.00 | 849 | NASDAQ | DALN | Thu, Dec 2, 1993 | 184.50 | 184.50 | 180.00 | 180.50 | 848 | NASDAQ | DALN | Wed, Dec 1, 1993 | 187.00 | 187.50 | 182.00 | 183.50 | 847 | NASDAQ | DALN | Tue, Nov 30, 1993 | 187.50 | 188.00 | 186.50 | 186.50 | 846 | NASDAQ | DALN | Mon, Nov 29, 1993 | 185.50 | 189.50 | 184.50 | 187.00 | 845 | NASDAQ | DALN | Fri, Nov 26, 1993 | 188.50 | 189.00 | 186.50 | 188.00 | 844 | NASDAQ | DALN | Wed, Nov 24, 1993 | 188.00 | 190.50 | 187.50 | 189.50 | 843 | NASDAQ | DALN | Tue, Nov 23, 1993 | 186.50 | 190.50 | 186.00 | 188.50 | 842 | NASDAQ | DALN | Mon, Nov 22, 1993 | 187.00 | 187.00 | 184.00 | 186.50 | 841 | NASDAQ | DALN | Fri, Nov 19, 1993 | 191.50 | 191.50 | 188.00 | 189.00 | 840 | NASDAQ | DALN | Thu, Nov 18, 1993 | 194.00 | 195.50 | 190.50 | 192.00 | 839 | NASDAQ | DALN | Wed, Nov 17, 1993 | 188.00 | 195.00 | 188.00 | 194.50 | 838 | NASDAQ | DALN | Tue, Nov 16, 1993 | 187.00 | 187.50 | 186.00 | 187.50 | 837 | NASDAQ | DALN | Mon, Nov 15, 1993 | 196.00 | 196.00 | 186.00 | 187.50 | 836 | NASDAQ | DALN | Fri, Nov 12, 1993 | 194.50 | 197.00 | 194.00 | 195.00 | 835 | NASDAQ | DALN | Thu, Nov 11, 1993 | 198.00 | 199.00 | 194.50 | 194.50 | 834 | NASDAQ | DALN | Wed, Nov 10, 1993 | 197.50 | 199.50 | 196.50 | 197.50 | 833 | NASDAQ | DALN | Tue, Nov 9, 1993 | 197.00 | 199.00 | 195.00 | 199.00 | 832 | NASDAQ | DALN | Mon, Nov 8, 1993 | 199.50 | 199.50 | 196.00 | 197.00 | 831 | NASDAQ | DALN | Fri, Nov 5, 1993 | 202.00 | 202.00 | 198.00 | 199.50 | 830 | NASDAQ | DALN | Thu, Nov 4, 1993 | 204.50 | 205.00 | 201.50 | 201.50 | 829 | NASDAQ | DALN | Wed, Nov 3, 1993 | 207.50 | 207.50 | 204.00 | 206.00 | 828 | NASDAQ | DALN | Tue, Nov 2, 1993 | 209.00 | 209.00 | 207.00 | 208.50 | 827 | NASDAQ | DALN | Mon, Nov 1, 1993 | 211.00 | 211.50 | 206.50 | 210.00 | 826 | NASDAQ | DALN | Fri, Oct 29, 1993 | 212.50 | 214.00 | 211.50 | 212.00 | 825 | NASDAQ | DALN | Thu, Oct 28, 1993 | 209.00 | 214.00 | 209.00 | 212.00 | 824 | NASDAQ | DALN | Wed, Oct 27, 1993 | 208.00 | 210.00 | 207.50 | 209.50 | 823 | NASDAQ | DALN | Tue, Oct 26, 1993 | 210.00 | 210.50 | 208.00 | 210.50 | 822 | NASDAQ | DALN | Mon, Oct 25, 1993 | 207.50 | 211.50 | 206.50 | 211.00 | 821 | NASDAQ | DALN | Fri, Oct 22, 1993 | 209.50 | 211.00 | 206.50 | 208.00 | 820 | NASDAQ | DALN | Thu, Oct 21, 1993 | 209.50 | 211.50 | 209.00 | 209.50 | 819 | NASDAQ | DALN | Wed, Oct 20, 1993 | 212.50 | 213.00 | 208.50 | 209.50 | 818 | NASDAQ | DALN | Tue, Oct 19, 1993 | 213.00 | 213.00 | 210.50 | 212.50 | 817 | NASDAQ | DALN | Mon, Oct 18, 1993 | 213.00 | 213.00 | 211.00 | 212.50 | 816 | NASDAQ | DALN | Fri, Oct 15, 1993 | 216.00 | 216.50 | 212.00 | 212.50 | 815 | NASDAQ | DALN | Thu, Oct 14, 1993 | 212.50 | 214.50 | 212.00 | 214.00 | 814 | NASDAQ | DALN | Wed, Oct 13, 1993 | 217.00 | 217.00 | 212.00 | 212.50 | 813 | NASDAQ | DALN | Tue, Oct 12, 1993 | 216.00 | 217.50 | 214.50 | 217.50 | 812 | NASDAQ | DALN | Mon, Oct 11, 1993 | 213.50 | 216.00 | 213.50 | 216.00 | 811 | NASDAQ | DALN | Fri, Oct 8, 1993 | 215.00 | 215.00 | 210.50 | 212.50 | 810 | NASDAQ | DALN | Thu, Oct 7, 1993 | 217.00 | 217.00 | 212.50 | 214.50 | 809 | NASDAQ | DALN | Wed, Oct 6, 1993 | 218.50 | 219.00 | 216.00 | 217.00 | 808 | NASDAQ | DALN | Tue, Oct 5, 1993 | 218.00 | 218.50 | 216.50 | 218.50 | 807 | NASDAQ | DALN | Mon, Oct 4, 1993 | 216.50 | 218.00 | 215.00 | 218.00 | 806 | NASDAQ | DALN | Fri, Oct 1, 1993 | 213.00 | 215.50 | 211.50 | 215.50 | 805 | NASDAQ | DALN | Thu, Sep 30, 1993 | 217.00 | 217.00 | 211.50 | 212.00 | 804 | NASDAQ | DALN | Wed, Sep 29, 1993 | 209.00 | 218.00 | 208.50 | 217.00 | 803 | NASDAQ | DALN | Tue, Sep 28, 1993 | 210.50 | 211.50 | 208.50 | 209.00 | 802 | NASDAQ | DALN | Mon, Sep 27, 1993 | 206.00 | 209.50 | 206.00 | 209.50 | 801 | NASDAQ | DALN | Fri, Sep 24, 1993 | 203.50 | 206.00 | 203.50 | 204.50 | 800 | NASDAQ | DALN | Thu, Sep 23, 1993 | 204.50 | 205.00 | 202.50 | 203.50 | 799 | NASDAQ | DALN | Wed, Sep 22, 1993 | 206.50 | 207.00 | 204.00 | 205.00 | 798 | NASDAQ | DALN | Tue, Sep 21, 1993 | 200.00 | 206.50 | 200.00 | 206.50 | 797 | NASDAQ | DALN | Mon, Sep 20, 1993 | 200.50 | 201.00 | 199.50 | 200.50 | 796 | NASDAQ | DALN | Fri, Sep 17, 1993 | 198.00 | 201.00 | 198.00 | 201.00 | 795 | NASDAQ | DALN | Thu, Sep 16, 1993 | 206.00 | 206.00 | 202.50 | 203.00 | 794 | NASDAQ | DALN | Wed, Sep 15, 1993 | 201.50 | 207.00 | 200.50 | 206.00 | 793 | NASDAQ | DALN | Tue, Sep 14, 1993 | 200.00 | 202.50 | 200.00 | 201.50 | 792 | NASDAQ | DALN | Mon, Sep 13, 1993 | 200.00 | 200.50 | 199.50 | 200.00 | 791 | NASDAQ | DALN | Fri, Sep 10, 1993 | 204.00 | 204.00 | 200.00 | 201.50 | 790 | NASDAQ | DALN | Thu, Sep 9, 1993 | 205.50 | 206.00 | 202.50 | 203.00 | 789 | NASDAQ | DALN | Wed, Sep 8, 1993 | 207.50 | 207.50 | 205.00 | 206.50 | 788 | NASDAQ | DALN | Tue, Sep 7, 1993 | 211.00 | 211.00 | 207.50 | 208.00 | 787 | NASDAQ | DALN | Fri, Sep 3, 1993 | 210.00 | 210.50 | 208.00 | 209.00 | 786 | NASDAQ | DALN | Thu, Sep 2, 1993 | 209.50 | 211.50 | 209.00 | 210.00 | 785 | NASDAQ | DALN | Wed, Sep 1, 1993 | 211.00 | 216.00 | 208.00 | 208.50 | 784 | NASDAQ | DALN | Tue, Aug 31, 1993 | 215.00 | 215.00 | 208.00 | 211.50 | 783 | NASDAQ | DALN | Mon, Aug 30, 1993 | 216.00 | 216.00 | 214.50 | 215.00 | 782 | NASDAQ | DALN | Fri, Aug 27, 1993 | 214.00 | 216.50 | 213.50 | 216.50 | 781 | NASDAQ | DALN | Thu, Aug 26, 1993 | 210.50 | 214.50 | 210.50 | 214.50 | 780 | NASDAQ | DALN | Wed, Aug 25, 1993 | 206.00 | 212.50 | 206.00 | 211.00 | 779 | NASDAQ | DALN | Tue, Aug 24, 1993 | 203.00 | 205.50 | 202.50 | 205.50 | 778 | NASDAQ | DALN | Mon, Aug 23, 1993 | 203.50 | 203.50 | 202.00 | 202.50 | 777 | NASDAQ | DALN | Fri, Aug 20, 1993 | 204.00 | 204.50 | 203.00 | 204.50 | 776 | NASDAQ | DALN | Thu, Aug 19, 1993 | 203.00 | 204.00 | 201.50 | 204.00 | 775 | NASDAQ | DALN | Wed, Aug 18, 1993 | 203.00 | 204.00 | 202.50 | 203.00 | 774 | NASDAQ | DALN | Tue, Aug 17, 1993 | 203.50 | 204.00 | 202.50 | 203.00 | 773 | NASDAQ | DALN | Mon, Aug 16, 1993 | 200.50 | 205.00 | 200.50 | 205.00 | 772 | NASDAQ | DALN | Fri, Aug 13, 1993 | 199.00 | 201.50 | 198.50 | 201.00 | 771 | NASDAQ | DALN | Thu, Aug 12, 1993 | 195.50 | 198.50 | 195.50 | 197.50 | 770 | NASDAQ | DALN | Wed, Aug 11, 1993 | 193.00 | 195.50 | 193.00 | 195.50 | 769 | NASDAQ | DALN | Tue, Aug 10, 1993 | 192.00 | 194.00 | 192.00 | 193.00 | 768 | NASDAQ | DALN | Mon, Aug 9, 1993 | 192.00 | 192.50 | 191.50 | 192.00 | 767 | NASDAQ | DALN | Fri, Aug 6, 1993 | 193.50 | 195.00 | 192.00 | 192.00 | 766 | NASDAQ | DALN | Thu, Aug 5, 1993 | 194.50 | 195.00 | 192.50 | 193.00 | 765 | NASDAQ | DALN | Wed, Aug 4, 1993 | 199.50 | 199.50 | 195.50 | 195.50 | 764 | NASDAQ | DALN | Tue, Aug 3, 1993 | 200.50 | 201.00 | 199.00 | 199.50 | 763 | NASDAQ | DALN | Mon, Aug 2, 1993 | 200.00 | 202.00 | 199.50 | 201.50 | 762 | NASDAQ | DALN | Fri, Jul 30, 1993 | 200.00 | 200.00 | 198.00 | 199.50 | 761 | NASDAQ | DALN | Thu, Jul 29, 1993 | 201.00 | 201.50 | 200.00 | 201.00 | 760 | NASDAQ | DALN | Wed, Jul 28, 1993 | 199.50 | 202.00 | 199.00 | 202.00 | 759 | NASDAQ | DALN | Tue, Jul 27, 1993 | 197.50 | 199.50 | 196.00 | 199.50 | 758 | NASDAQ | DALN | Mon, Jul 26, 1993 | 197.50 | 198.00 | 195.00 | 198.00 | 757 | NASDAQ | DALN | Fri, Jul 23, 1993 | 191.00 | 198.50 | 190.50 | 198.50 | 756 | NASDAQ | DALN | Thu, Jul 22, 1993 | 194.00 | 194.00 | 190.50 | 190.50 | 755 | NASDAQ | DALN | Wed, Jul 21, 1993 | 190.00 | 194.00 | 190.00 | 192.50 | 754 | NASDAQ | DALN | Tue, Jul 20, 1993 | 195.00 | 195.00 | 191.50 | 192.50 | 753 | NASDAQ | DALN | Mon, Jul 19, 1993 | 188.50 | 195.00 | 188.50 | 194.50 | 752 | NASDAQ | DALN | Fri, Jul 16, 1993 | 187.50 | 189.50 | 187.50 | 189.00 | 751 | NASDAQ | DALN | Thu, Jul 15, 1993 | 191.00 | 191.00 | 186.50 | 188.00 | 750 | NASDAQ | DALN | Wed, Jul 14, 1993 | 191.50 | 192.00 | 190.00 | 191.00 | 749 | NASDAQ | DALN | Tue, Jul 13, 1993 | 193.00 | 194.00 | 191.50 | 191.50 | 748 | NASDAQ | DALN | Mon, Jul 12, 1993 | 194.00 | 194.00 | 190.50 | 193.00 | 747 | NASDAQ | DALN | Fri, Jul 9, 1993 | 193.50 | 196.00 | 190.50 | 196.00 | 746 | NASDAQ | DALN | Thu, Jul 8, 1993 | 194.00 | 194.50 | 193.00 | 193.50 | 745 | NASDAQ | DALN | Wed, Jul 7, 1993 | 193.00 | 195.50 | 192.50 | 194.00 | 744 | NASDAQ | DALN | Tue, Jul 6, 1993 | 193.00 | 193.50 | 192.50 | 193.00 | 743 | NASDAQ | DALN | Fri, Jul 2, 1993 | 196.00 | 196.00 | 192.00 | 193.00 | 742 | NASDAQ | DALN | Thu, Jul 1, 1993 | 196.50 | 198.00 | 196.00 | 196.00 | 741 | NASDAQ | DALN | Wed, Jun 30, 1993 | 194.50 | 196.00 | 193.00 | 196.00 | 740 | NASDAQ | DALN | Tue, Jun 29, 1993 | 194.00 | 195.50 | 193.00 | 194.00 | 739 | NASDAQ | DALN | Mon, Jun 28, 1993 | 194.00 | 196.00 | 193.50 | 194.00 | 738 | NASDAQ | DALN | Fri, Jun 25, 1993 | 194.00 | 196.00 | 194.00 | 194.00 | 737 | NASDAQ | DALN | Thu, Jun 24, 1993 | 192.00 | 195.00 | 192.00 | 194.00 | 736 | NASDAQ | DALN | Wed, Jun 23, 1993 | 198.00 | 198.00 | 192.00 | 192.00 | 735 | NASDAQ | DALN | Tue, Jun 22, 1993 | 201.00 | 201.00 | 198.00 | 198.50 | 734 | NASDAQ | DALN | Mon, Jun 21, 1993 | 199.50 | 200.50 | 199.00 | 200.50 | 733 | NASDAQ | DALN | Fri, Jun 18, 1993 | 200.00 | 200.50 | 198.00 | 199.00 | 732 | NASDAQ | DALN | Thu, Jun 17, 1993 | 201.50 | 202.00 | 198.00 | 200.00 | 731 | NASDAQ | DALN | Wed, Jun 16, 1993 | 201.50 | 203.00 | 199.50 | 202.00 | 730 | NASDAQ | DALN | Tue, Jun 15, 1993 | 201.50 | 202.50 | 200.50 | 200.50 | 729 | NASDAQ | DALN | Mon, Jun 14, 1993 | 200.00 | 203.00 | 200.00 | 201.50 | 728 | NASDAQ | DALN | Fri, Jun 11, 1993 | 210.00 | 210.00 | 198.00 | 198.50 | 727 | NASDAQ | DALN | Thu, Jun 10, 1993 | 213.00 | 214.00 | 210.50 | 210.50 | 726 | NASDAQ | DALN | Wed, Jun 9, 1993 | 215.50 | 216.00 | 213.00 | 213.00 | 725 | NASDAQ | DALN | Tue, Jun 8, 1993 | 215.00 | 217.00 | 214.50 | 214.50 | 724 | NASDAQ | DALN | Mon, Jun 7, 1993 | 217.50 | 217.50 | 216.00 | 216.00 | 723 | NASDAQ | DALN | Fri, Jun 4, 1993 | 216.00 | 218.00 | 216.00 | 217.00 | 722 | NASDAQ | DALN | Thu, Jun 3, 1993 | 216.50 | 219.00 | 216.50 | 218.50 | 721 | NASDAQ | DALN | Wed, Jun 2, 1993 | 219.50 | 219.50 | 216.00 | 217.00 | 720 | NASDAQ | DALN | Tue, Jun 1, 1993 | 217.00 | 219.50 | 216.50 | 219.50 | 719 | NASDAQ | DALN | Fri, May 28, 1993 | 218.00 | 218.50 | 216.00 | 216.50 | 718 | NASDAQ | DALN | Thu, May 27, 1993 | 221.00 | 221.50 | 217.00 | 217.50 | 717 | NASDAQ | DALN | Wed, May 26, 1993 | 223.50 | 223.50 | 220.00 | 221.50 | 716 | NASDAQ | DALN | Tue, May 25, 1993 | 220.50 | 224.50 | 220.50 | 224.00 | 715 | NASDAQ | DALN | Mon, May 24, 1993 | 219.50 | 220.00 | 219.50 | 220.00 | 714 | NASDAQ | DALN | Fri, May 21, 1993 | 219.00 | 220.00 | 219.00 | 219.50 | 713 | NASDAQ | DALN | Thu, May 20, 1993 | 216.50 | 219.50 | 216.50 | 219.50 | 712 | NASDAQ | DALN | Wed, May 19, 1993 | 215.00 | 218.00 | 213.00 | 217.00 | 711 | NASDAQ | DALN | Tue, May 18, 1993 | 215.50 | 216.50 | 215.00 | 216.00 | 710 | NASDAQ | DALN | Mon, May 17, 1993 | 213.00 | 214.50 | 213.00 | 214.50 | 709 | NASDAQ | DALN | Fri, May 14, 1993 | 210.50 | 211.00 | 208.50 | 209.50 | 708 | NASDAQ | DALN | Thu, May 13, 1993 | 212.50 | 213.00 | 210.50 | 211.00 | 707 | NASDAQ | DALN | Wed, May 12, 1993 | 213.00 | 215.50 | 212.50 | 213.50 | 706 | NASDAQ | DALN | Tue, May 11, 1993 | 208.50 | 211.50 | 208.50 | 211.50 | 705 | NASDAQ | DALN | Mon, May 10, 1993 | 211.00 | 211.50 | 207.00 | 208.50 | 704 | NASDAQ | DALN | Fri, May 7, 1993 | 218.00 | 218.00 | 213.50 | 214.00 | 703 | NASDAQ | DALN | Thu, May 6, 1993 | 218.00 | 219.00 | 217.50 | 218.50 | 702 | NASDAQ | DALN | Wed, May 5, 1993 | 218.00 | 218.50 | 214.00 | 216.00 | 701 | NASDAQ | DALN | Tue, May 4, 1993 | 217.50 | 218.00 | 216.00 | 217.50 | 700 | NASDAQ | DALN | Mon, May 3, 1993 | 215.50 | 217.50 | 213.50 | 217.00 | 699 | NASDAQ | DALN | Fri, Apr 30, 1993 | 220.00 | 220.00 | 212.50 | 213.50 | 698 | NASDAQ | DALN | Thu, Apr 29, 1993 | 214.00 | 216.00 | 213.00 | 216.00 | 697 | NASDAQ | DALN | Wed, Apr 28, 1993 | 210.00 | 215.00 | 210.00 | 213.50 | 696 | NASDAQ | DALN | Tue, Apr 27, 1993 | 209.50 | 213.50 | 209.50 | 210.00 | 695 | NASDAQ | DALN | Mon, Apr 26, 1993 | 213.00 | 213.00 | 207.50 | 209.00 | 694 | NASDAQ | DALN | Fri, Apr 23, 1993 | 210.50 | 213.50 | 209.00 | 212.00 | 693 | NASDAQ | DALN | Thu, Apr 22, 1993 | 212.50 | 212.50 | 209.50 | 209.50 | 692 | NASDAQ | DALN | Wed, Apr 21, 1993 | 216.00 | 217.50 | 213.50 | 213.50 | 691 | NASDAQ | DALN | Tue, Apr 20, 1993 | 218.50 | 219.00 | 215.50 | 215.50 | 690 | NASDAQ | DALN | Mon, Apr 19, 1993 | 217.50 | 219.50 | 216.50 | 219.50 | 689 | NASDAQ | DALN | Fri, Apr 16, 1993 | 221.50 | 221.50 | 218.00 | 218.50 | 688 | NASDAQ | DALN | Thu, Apr 15, 1993 | 224.00 | 224.00 | 221.00 | 222.00 | 687 | NASDAQ | DALN | Wed, Apr 14, 1993 | 224.00 | 225.00 | 222.00 | 222.00 | 686 | NASDAQ | DALN | Tue, Apr 13, 1993 | 223.00 | 225.50 | 222.50 | 224.00 | 685 | NASDAQ | DALN | Mon, Apr 12, 1993 | 219.50 | 223.00 | 219.00 | 223.00 | 684 | NASDAQ | DALN | Thu, Apr 8, 1993 | 219.00 | 220.00 | 216.00 | 219.50 | 683 | NASDAQ | DALN | Wed, Apr 7, 1993 | 215.50 | 219.00 | 214.00 | 219.00 | 682 | NASDAQ | DALN | Tue, Apr 6, 1993 | 213.50 | 215.50 | 213.50 | 214.50 | 681 | NASDAQ | DALN | Mon, Apr 5, 1993 | 209.50 | 214.00 | 209.50 | 213.50 | 680 | NASDAQ | DALN | Fri, Apr 2, 1993 | 208.50 | 210.50 | 207.50 | 210.00 | 679 | NASDAQ | DALN | Thu, Apr 1, 1993 | 210.50 | 211.00 | 209.00 | 209.00 | 678 | NASDAQ | DALN | Wed, Mar 31, 1993 | 212.00 | 213.50 | 211.50 | 211.50 | 677 | NASDAQ | DALN | Tue, Mar 30, 1993 | 212.50 | 212.50 | 209.00 | 209.00 | 676 | NASDAQ | DALN | Mon, Mar 29, 1993 | 209.00 | 213.50 | 209.00 | 212.50 | 675 | NASDAQ | DALN | Fri, Mar 26, 1993 | 207.50 | 210.00 | 206.00 | 209.00 | 674 | NASDAQ | DALN | Thu, Mar 25, 1993 | 207.50 | 208.00 | 207.00 | 207.50 | 673 | NASDAQ | DALN | Wed, Mar 24, 1993 | 208.00 | 210.00 | 206.50 | 207.50 | 672 | NASDAQ | DALN | Tue, Mar 23, 1993 | 211.00 | 211.00 | 208.00 | 208.00 | 671 | NASDAQ | DALN | Mon, Mar 22, 1993 | 210.00 | 213.00 | 209.50 | 211.00 | 670 | NASDAQ | DALN | Fri, Mar 19, 1993 | 212.00 | 212.00 | 208.50 | 209.50 | 669 | NASDAQ | DALN | Thu, Mar 18, 1993 | 210.50 | 211.00 | 208.50 | 209.50 | 668 | NASDAQ | DALN | Wed, Mar 17, 1993 | 206.00 | 212.00 | 206.00 | 210.50 | 667 | NASDAQ | DALN | Tue, Mar 16, 1993 | 204.00 | 208.00 | 203.50 | 207.00 | 666 | NASDAQ | DALN | Mon, Mar 15, 1993 | 204.00 | 205.50 | 203.50 | 203.50 | 665 | NASDAQ | DALN | Fri, Mar 12, 1993 | 206.00 | 206.00 | 201.50 | 203.00 | 664 | NASDAQ | DALN | Thu, Mar 11, 1993 | 207.50 | 208.00 | 206.50 | 206.50 | 663 | NASDAQ | DALN | Wed, Mar 10, 1993 | 206.50 | 208.00 | 206.00 | 208.00 | 662 | NASDAQ | DALN | Tue, Mar 9, 1993 | 208.00 | 208.00 | 205.50 | 207.00 | 661 | NASDAQ | DALN | Mon, Mar 8, 1993 | 208.00 | 209.50 | 206.50 | 209.00 | 660 | NASDAQ | DALN | Fri, Mar 5, 1993 | 208.00 | 209.00 | 206.50 | 208.50 | 659 | NASDAQ | DALN | Thu, Mar 4, 1993 | 208.00 | 208.50 | 205.50 | 208.00 | 658 | NASDAQ | DALN | Wed, Mar 3, 1993 | 209.00 | 209.00 | 207.50 | 208.00 | 657 | NASDAQ | DALN | Tue, Mar 2, 1993 | 205.00 | 209.50 | 205.00 | 208.00 | 656 | NASDAQ | DALN | Mon, Mar 1, 1993 | 205.00 | 205.50 | 204.50 | 205.00 | 655 | NASDAQ | DALN | Fri, Feb 26, 1993 | 205.50 | 205.50 | 204.00 | 205.00 | 654 | NASDAQ | DALN | Thu, Feb 25, 1993 | 205.00 | 206.00 | 204.00 | 205.50 | 653 | NASDAQ | DALN | Wed, Feb 24, 1993 | 204.00 | 205.50 | 203.00 | 205.00 | 652 | NASDAQ | DALN | Tue, Feb 23, 1993 | 206.00 | 206.00 | 203.00 | 203.50 | 651 | NASDAQ | DALN | Mon, Feb 22, 1993 | 200.50 | 204.00 | 200.50 | 204.00 | 650 | NASDAQ | DALN | Fri, Feb 19, 1993 | 197.00 | 202.50 | 196.50 | 200.00 | 649 | NASDAQ | DALN | Thu, Feb 18, 1993 | 198.50 | 199.00 | 194.50 | 197.00 | 648 | NASDAQ | DALN | Wed, Feb 17, 1993 | 198.50 | 199.50 | 196.00 | 199.00 | 647 | NASDAQ | DALN | Tue, Feb 16, 1993 | 198.00 | 200.00 | 197.00 | 198.00 | 646 | NASDAQ | DALN | Fri, Feb 12, 1993 | 203.00 | 203.50 | 199.00 | 199.00 | 645 | NASDAQ | DALN | Thu, Feb 11, 1993 | 204.50 | 205.50 | 203.00 | 205.00 | 644 | NASDAQ | DALN | Wed, Feb 10, 1993 | 206.00 | 206.50 | 203.00 | 203.50 | 643 | NASDAQ | DALN | Tue, Feb 9, 1993 | 208.00 | 208.00 | 206.00 | 206.50 | 642 | NASDAQ | DALN | Mon, Feb 8, 1993 | 203.00 | 206.00 | 202.50 | 206.00 | 641 | NASDAQ | DALN | Fri, Feb 5, 1993 | 201.00 | 202.50 | 199.50 | 202.50 | 640 | NASDAQ | DALN | Thu, Feb 4, 1993 | 201.00 | 201.50 | 200.50 | 201.50 | 639 | NASDAQ | DALN | Wed, Feb 3, 1993 | 197.50 | 198.00 | 196.50 | 198.00 | 638 | NASDAQ | DALN | Tue, Feb 2, 1993 | 197.00 | 197.50 | 196.00 | 197.00 | 637 | NASDAQ | DALN | Mon, Feb 1, 1993 | 196.00 | 196.50 | 195.50 | 196.00 | 636 | NASDAQ | DALN | Fri, Jan 29, 1993 | 194.00 | 195.00 | 190.00 | 192.50 | 635 | NASDAQ | DALN | Thu, Jan 28, 1993 | 192.00 | 199.50 | 190.50 | 196.50 | 634 | NASDAQ | DALN | Wed, Jan 27, 1993 | 192.50 | 194.00 | 187.50 | 190.50 | 633 | NASDAQ | DALN | Tue, Jan 26, 1993 | 190.00 | 195.00 | 189.50 | 192.00 | 632 | NASDAQ | DALN | Mon, Jan 25, 1993 | 188.00 | 191.00 | 187.00 | 190.50 | 631 | NASDAQ | DALN | Fri, Jan 22, 1993 | 179.00 | 180.50 | 178.50 | 180.00 | 630 | NASDAQ | DALN | Thu, Jan 21, 1993 | 176.50 | 179.50 | 176.50 | 178.50 | 629 | NASDAQ | DALN | Wed, Jan 20, 1993 | 179.50 | 179.50 | 176.00 | 176.00 | 628 | NASDAQ | DALN | Tue, Jan 19, 1993 | 178.50 | 180.00 | 178.50 | 178.50 | 627 | NASDAQ | DALN | Mon, Jan 18, 1993 | 179.50 | 179.50 | 177.50 | 178.00 | 626 | NASDAQ | DALN | Fri, Jan 15, 1993 | 180.50 | 180.50 | 179.00 | 180.00 | 625 | NASDAQ | DALN | Thu, Jan 14, 1993 | 179.50 | 181.00 | 179.50 | 180.50 | 624 | NASDAQ | DALN | Wed, Jan 13, 1993 | 178.00 | 180.50 | 178.00 | 179.50 | 623 | NASDAQ | DALN | Tue, Jan 12, 1993 | 176.00 | 178.00 | 175.50 | 177.50 | 622 | NASDAQ | DALN | Mon, Jan 11, 1993 | 177.00 | 178.00 | 174.50 | 176.00 | 621 | NASDAQ | DALN | Fri, Jan 8, 1993 | 178.00 | 178.50 | 175.50 | 176.50 | 620 | NASDAQ | DALN | Thu, Jan 7, 1993 | 184.00 | 184.00 | 179.50 | 180.00 | 619 | NASDAQ | DALN | Wed, Jan 6, 1993 | 181.00 | 184.00 | 181.00 | 183.50 | 618 | NASDAQ | DALN | Tue, Jan 5, 1993 | 186.00 | 186.00 | 183.00 | 183.50 | 617 | NASDAQ | DALN | Mon, Jan 4, 1993 | 184.00 | 185.00 | 183.50 | 185.00 | 616 | NASDAQ | DALN | Thu, Dec 31, 1992 | 184.00 | 184.00 | 182.50 | 184.00 | 615 | NASDAQ | DALN | Wed, Dec 30, 1992 | 184.50 | 184.50 | 183.00 | 184.00 | 614 | NASDAQ | DALN | Tue, Dec 29, 1992 | 184.00 | 187.00 | 183.50 | 185.00 | 613 | NASDAQ | DALN | Mon, Dec 28, 1992 | 186.00 | 186.00 | 182.50 | 183.50 | 612 | NASDAQ | DALN | Thu, Dec 24, 1992 | 186.50 | 186.50 | 186.00 | 186.00 | 611 | NASDAQ | DALN | Wed, Dec 23, 1992 | 183.50 | 187.00 | 183.50 | 186.50 | 610 | NASDAQ | DALN | Tue, Dec 22, 1992 | 185.50 | 186.00 | 182.50 | 184.00 | 609 | NASDAQ | DALN | Mon, Dec 21, 1992 | 186.00 | 188.50 | 185.00 | 185.00 | 608 | NASDAQ | DALN | Fri, Dec 18, 1992 | 189.00 | 190.00 | 187.50 | 188.00 | 607 | NASDAQ | DALN | Thu, Dec 17, 1992 | 184.00 | 186.50 | 183.00 | 186.50 | 606 | NASDAQ | DALN | Wed, Dec 16, 1992 | 182.00 | 184.00 | 182.00 | 184.00 | 605 | NASDAQ | DALN | Tue, Dec 15, 1992 | 182.50 | 183.50 | 181.00 | 182.00 | 604 | NASDAQ | DALN | Mon, Dec 14, 1992 | 186.00 | 186.00 | 183.00 | 183.00 | 603 | NASDAQ | DALN | Fri, Dec 11, 1992 | 185.50 | 188.00 | 185.00 | 186.50 | 602 | NASDAQ | DALN | Thu, Dec 10, 1992 | 179.50 | 186.00 | 179.00 | 186.00 | 601 | NASDAQ | DALN | Wed, Dec 9, 1992 | 178.50 | 179.50 | 177.00 | 179.50 | 600 | NASDAQ | DALN | Tue, Dec 8, 1992 | 178.00 | 179.50 | 176.50 | 179.50 | 599 | NASDAQ | DALN | Mon, Dec 7, 1992 | 176.00 | 178.50 | 176.00 | 178.50 | 598 | NASDAQ | DALN | Fri, Dec 4, 1992 | 175.50 | 176.50 | 174.50 | 175.00 | 597 | NASDAQ | DALN | Thu, Dec 3, 1992 | 175.50 | 176.00 | 174.50 | 174.50 | 596 | NASDAQ | DALN | Wed, Dec 2, 1992 | 177.50 | 177.50 | 174.00 | 174.00 | 595 | NASDAQ | DALN | Tue, Dec 1, 1992 | 181.50 | 181.50 | 177.50 | 179.50 | 594 | NASDAQ | DALN | Mon, Nov 30, 1992 | 182.00 | 183.00 | 181.00 | 181.50 | 593 | NASDAQ | DALN | Fri, Nov 27, 1992 | 182.50 | 183.50 | 181.50 | 183.50 | 592 | NASDAQ | DALN | Wed, Nov 25, 1992 | 183.50 | 183.50 | 181.50 | 181.50 | 591 | NASDAQ | DALN | Tue, Nov 24, 1992 | 184.00 | 184.50 | 183.00 | 183.50 | 590 | NASDAQ | DALN | Mon, Nov 23, 1992 | 190.00 | 190.50 | 186.00 | 186.00 | 589 | NASDAQ | DALN | Fri, Nov 20, 1992 | 188.00 | 190.50 | 187.00 | 190.00 | 588 | NASDAQ | DALN | Thu, Nov 19, 1992 | 184.00 | 187.50 | 184.00 | 186.50 | 587 | NASDAQ | DALN | Wed, Nov 18, 1992 | 182.50 | 185.50 | 182.50 | 184.00 | 586 | NASDAQ | DALN | Tue, Nov 17, 1992 | 184.00 | 184.50 | 182.00 | 183.00 | 585 | NASDAQ | DALN | Mon, Nov 16, 1992 | 187.50 | 188.00 | 184.50 | 184.50 | 584 | NASDAQ | DALN | Fri, Nov 13, 1992 | 187.50 | 189.00 | 185.50 | 187.50 | 583 | NASDAQ | DALN | Thu, Nov 12, 1992 | 187.00 | 187.00 | 185.50 | 187.00 | 582 | NASDAQ | DALN | Wed, Nov 11, 1992 | 187.50 | 188.00 | 187.00 | 187.00 | 581 | NASDAQ | DALN | Tue, Nov 10, 1992 | 188.00 | 189.00 | 186.50 | 188.50 | 580 | NASDAQ | DALN | Mon, Nov 9, 1992 | 184.00 | 187.50 | 184.00 | 186.50 | 579 | NASDAQ | DALN | Fri, Nov 6, 1992 | 185.00 | 185.00 | 183.00 | 184.00 | 578 | NASDAQ | DALN | Thu, Nov 5, 1992 | 184.50 | 186.50 | 184.50 | 185.50 | 577 | NASDAQ | DALN | Wed, Nov 4, 1992 | 187.50 | 187.50 | 183.00 | 185.50 | 576 | NASDAQ | DALN | Tue, Nov 3, 1992 | 193.00 | 193.00 | 187.00 | 188.00 | 575 | NASDAQ | DALN | Mon, Nov 2, 1992 | 189.00 | 195.00 | 189.00 | 193.00 | 574 | NASDAQ | DALN | Fri, Oct 30, 1992 | 193.50 | 194.00 | 188.50 | 188.50 | 573 | NASDAQ | DALN | Thu, Oct 29, 1992 | 195.50 | 195.50 | 193.50 | 194.00 | 572 | NASDAQ | DALN | Wed, Oct 28, 1992 | 195.00 | 195.50 | 193.50 | 195.50 | 571 | NASDAQ | DALN | Tue, Oct 27, 1992 | 195.50 | 196.50 | 193.50 | 195.00 | 570 | NASDAQ | DALN | Mon, Oct 26, 1992 | 197.00 | 197.00 | 194.50 | 195.50 | 569 | NASDAQ | DALN | Fri, Oct 23, 1992 | 201.00 | 201.50 | 196.00 | 197.00 | 568 | NASDAQ | DALN | Thu, Oct 22, 1992 | 200.50 | 205.00 | 197.00 | 201.00 | 567 | NASDAQ | DALN | Wed, Oct 21, 1992 | 196.50 | 203.50 | 196.50 | 201.00 | 566 | NASDAQ | DALN | Tue, Oct 20, 1992 | 198.00 | 198.00 | 195.50 | 197.50 | 565 | NASDAQ | DALN | Mon, Oct 19, 1992 | 188.00 | 192.50 | 188.00 | 192.50 | 564 | NASDAQ | DALN | Fri, Oct 16, 1992 | 188.50 | 190.00 | 188.50 | 189.00 | 563 | NASDAQ | DALN | Thu, Oct 15, 1992 | 189.00 | 191.00 | 188.00 | 188.00 | 562 | NASDAQ | DALN | Wed, Oct 14, 1992 | 185.50 | 192.00 | 185.00 | 190.00 | 561 | NASDAQ | DALN | Tue, Oct 13, 1992 | 186.00 | 187.00 | 184.50 | 186.50 | 560 | NASDAQ | DALN | Mon, Oct 12, 1992 | 185.50 | 189.00 | 185.50 | 188.00 | 559 | NASDAQ | DALN | Fri, Oct 9, 1992 | 186.00 | 186.50 | 184.00 | 186.50 | 558 | NASDAQ | DALN | Thu, Oct 8, 1992 | 185.00 | 186.50 | 184.00 | 185.00 | 557 | NASDAQ | DALN | Wed, Oct 7, 1992 | 188.50 | 188.50 | 184.00 | 184.00 | 556 | NASDAQ | DALN | Tue, Oct 6, 1992 | 190.00 | 190.50 | 187.00 | 187.50 | 555 | NASDAQ | DALN | Mon, Oct 5, 1992 | 187.00 | 188.00 | 180.00 | 188.00 | 554 | NASDAQ | DALN | Fri, Oct 2, 1992 | 190.00 | 192.00 | 188.00 | 188.50 | 553 | NASDAQ | DALN | Thu, Oct 1, 1992 | 192.50 | 192.50 | 186.00 | 190.00 | 552 | NASDAQ | DALN | Wed, Sep 30, 1992 | 191.50 | 193.00 | 190.50 | 191.50 | 551 | NASDAQ | DALN | Tue, Sep 29, 1992 | 194.50 | 194.50 | 190.50 | 191.50 | 550 | NASDAQ | DALN | Mon, Sep 28, 1992 | 195.50 | 196.00 | 193.00 | 194.50 | 549 | NASDAQ | DALN | Fri, Sep 25, 1992 | 198.50 | 199.00 | 195.50 | 196.00 | 548 | NASDAQ | DALN | Thu, Sep 24, 1992 | 194.00 | 199.00 | 194.00 | 199.00 | 547 | NASDAQ | DALN | Wed, Sep 23, 1992 | 198.50 | 199.00 | 194.00 | 194.00 | 546 | NASDAQ | DALN | Tue, Sep 22, 1992 | 199.00 | 199.50 | 198.00 | 198.50 | 545 | NASDAQ | DALN | Mon, Sep 21, 1992 | 199.00 | 202.00 | 199.00 | 200.00 | 544 | NASDAQ | DALN | Fri, Sep 18, 1992 | 199.00 | 200.50 | 197.50 | 199.50 | 543 | NASDAQ | DALN | Thu, Sep 17, 1992 | 199.00 | 199.50 | 197.50 | 199.50 | 542 | NASDAQ | DALN | Wed, Sep 16, 1992 | 193.00 | 198.50 | 193.00 | 196.00 | 541 | NASDAQ | DALN | Tue, Sep 15, 1992 | 193.00 | 196.50 | 192.50 | 194.00 | 540 | NASDAQ | DALN | Mon, Sep 14, 1992 | 195.00 | 195.00 | 194.00 | 195.00 | 539 | NASDAQ | DALN | Fri, Sep 11, 1992 | 194.00 | 194.50 | 194.00 | 194.50 | 538 | NASDAQ | DALN | Thu, Sep 10, 1992 | 193.00 | 195.00 | 192.50 | 194.50 | 537 | NASDAQ | DALN | Wed, Sep 9, 1992 | 194.00 | 194.50 | 192.50 | 192.50 | 536 | NASDAQ | DALN | Tue, Sep 8, 1992 | 191.50 | 194.50 | 191.50 | 194.50 | 535 | NASDAQ | DALN | Fri, Sep 4, 1992 | 194.00 | 195.00 | 188.50 | 191.00 | 534 | NASDAQ | DALN | Thu, Sep 3, 1992 | 199.50 | 200.00 | 194.00 | 195.00 | 533 | NASDAQ | DALN | Wed, Sep 2, 1992 | 198.00 | 199.00 | 196.50 | 198.50 | 532 | NASDAQ | DALN | Tue, Sep 1, 1992 | 199.50 | 200.00 | 198.50 | 199.50 | 531 | NASDAQ | DALN | Mon, Aug 31, 1992 | 201.50 | 202.50 | 200.50 | 201.50 | 530 | NASDAQ | DALN | Fri, Aug 28, 1992 | 195.00 | 199.50 | 194.00 | 199.50 | 529 | NASDAQ | DALN | Thu, Aug 27, 1992 | 194.00 | 196.50 | 191.00 | 196.00 | 528 | NASDAQ | DALN | Wed, Aug 26, 1992 | 194.50 | 194.50 | 192.50 | 194.00 | 527 | NASDAQ | DALN | Tue, Aug 25, 1992 | 191.50 | 195.00 | 191.50 | 194.50 | 526 | NASDAQ | DALN | Mon, Aug 24, 1992 | 191.00 | 192.00 | 189.50 | 191.50 | 525 | NASDAQ | DALN | Fri, Aug 21, 1992 | 194.50 | 195.00 | 189.00 | 192.00 | 524 | NASDAQ | DALN | Thu, Aug 20, 1992 | 196.00 | 196.00 | 194.50 | 194.50 | 523 | NASDAQ | DALN | Wed, Aug 19, 1992 | 195.50 | 197.00 | 194.50 | 196.50 | 522 | NASDAQ | DALN | Tue, Aug 18, 1992 | 192.00 | 194.00 | 191.50 | 194.00 | 521 | NASDAQ | DALN | Mon, Aug 17, 1992 | 197.00 | 197.00 | 193.50 | 193.50 | 520 | NASDAQ | DALN | Fri, Aug 14, 1992 | 196.50 | 197.00 | 194.50 | 196.50 | 519 | NASDAQ | DALN | Thu, Aug 13, 1992 | 193.50 | 197.00 | 191.00 | 196.50 | 518 | NASDAQ | DALN | Wed, Aug 12, 1992 | 193.00 | 195.00 | 193.00 | 193.00 | 517 | NASDAQ | DALN | Tue, Aug 11, 1992 | 193.50 | 194.00 | 191.50 | 192.50 | 516 | NASDAQ | DALN | Mon, Aug 10, 1992 | 193.00 | 193.00 | 190.00 | 192.50 | 515 | NASDAQ | DALN | Fri, Aug 7, 1992 | 193.50 | 195.00 | 192.00 | 192.50 | 514 | NASDAQ | DALN | Thu, Aug 6, 1992 | 192.00 | 196.00 | 192.00 | 195.00 | 513 | NASDAQ | DALN | Wed, Aug 5, 1992 | 192.50 | 193.00 | 191.00 | 192.00 | 512 | NASDAQ | DALN | Tue, Aug 4, 1992 | 193.00 | 196.00 | 193.00 | 193.50 | 511 | NASDAQ | DALN | Mon, Aug 3, 1992 | 196.50 | 196.50 | 192.50 | 193.00 | 510 | NASDAQ | DALN | Fri, Jul 31, 1992 | 190.50 | 197.50 | 190.00 | 197.50 | 509 | NASDAQ | DALN | Thu, Jul 30, 1992 | 187.00 | 190.50 | 187.00 | 190.50 | 508 | NASDAQ | DALN | Wed, Jul 29, 1992 | 183.50 | 186.50 | 183.50 | 186.50 | 507 | NASDAQ | DALN | Tue, Jul 28, 1992 | 181.50 | 183.00 | 179.50 | 183.00 | 506 | NASDAQ | DALN | Mon, Jul 27, 1992 | 183.50 | 183.50 | 181.00 | 182.50 | 505 | NASDAQ | DALN | Fri, Jul 24, 1992 | 184.00 | 187.50 | 183.50 | 184.50 | 504 | NASDAQ | DALN | Thu, Jul 23, 1992 | 182.50 | 186.00 | 182.00 | 185.00 | 503 | NASDAQ | DALN | Wed, Jul 22, 1992 | 183.00 | 184.00 | 179.50 | 182.00 | 502 | NASDAQ | DALN | Tue, Jul 21, 1992 | 183.50 | 185.50 | 183.00 | 184.50 | 501 | NASDAQ | DALN | Mon, Jul 20, 1992 | 183.00 | 185.50 | 181.00 | 185.00 | 500 | NASDAQ | DALN | Fri, Jul 17, 1992 | 188.00 | 188.00 | 185.00 | 185.00 | 499 | NASDAQ | DALN | Thu, Jul 16, 1992 | 189.00 | 190.00 | 187.00 | 190.00 | 498 | NASDAQ | DALN | Wed, Jul 15, 1992 | 192.50 | 193.00 | 189.00 | 190.50 | 497 | NASDAQ | DALN | Tue, Jul 14, 1992 | 187.00 | 193.50 | 187.00 | 193.50 | 496 | NASDAQ | DALN | Mon, Jul 13, 1992 | 182.00 | 184.00 | 182.00 | 184.00 | 495 | NASDAQ | DALN | Fri, Jul 10, 1992 | 182.00 | 183.00 | 182.00 | 182.00 | 494 | NASDAQ | DALN | Thu, Jul 9, 1992 | 179.00 | 180.50 | 179.00 | 180.50 | 493 | NASDAQ | DALN | Wed, Jul 8, 1992 | 179.00 | 180.50 | 178.50 | 180.00 | 492 | NASDAQ | DALN | Tue, Jul 7, 1992 | 182.50 | 182.50 | 179.50 | 180.00 | 491 | NASDAQ | DALN | Mon, Jul 6, 1992 | 182.50 | 183.00 | 181.00 | 182.50 | 490 | NASDAQ | DALN | Thu, Jul 2, 1992 | 181.00 | 185.00 | 180.00 | 183.00 | 489 | NASDAQ | DALN | Wed, Jul 1, 1992 | 180.00 | 181.00 | 179.00 | 180.00 | 488 | NASDAQ | DALN | Tue, Jun 30, 1992 | 180.50 | 184.00 | 180.50 | 181.00 | 487 | NASDAQ | DALN | Mon, Jun 29, 1992 | 178.50 | 182.00 | 178.50 | 181.50 | 486 | NASDAQ | DALN | Fri, Jun 26, 1992 | 182.50 | 183.00 | 176.00 | 176.00 | 485 | NASDAQ | DALN | Thu, Jun 25, 1992 | 186.00 | 186.00 | 182.00 | 183.00 | 484 | NASDAQ | DALN | Wed, Jun 24, 1992 | 182.00 | 187.00 | 181.50 | 187.00 | 483 | NASDAQ | DALN | Tue, Jun 23, 1992 | 184.00 | 184.50 | 183.00 | 184.00 | 482 | NASDAQ | DALN | Mon, Jun 22, 1992 | 188.50 | 188.50 | 185.00 | 185.00 | 481 | NASDAQ | DALN | Fri, Jun 19, 1992 | 189.50 | 190.50 | 189.50 | 190.00 | 480 | NASDAQ | DALN | Thu, Jun 18, 1992 | 189.00 | 190.50 | 187.00 | 189.50 | 479 | NASDAQ | DALN | Wed, Jun 17, 1992 | 191.00 | 191.50 | 189.00 | 191.00 | 478 | NASDAQ | DALN | Tue, Jun 16, 1992 | 190.00 | 192.50 | 188.00 | 192.00 | 477 | NASDAQ | DALN | Mon, Jun 15, 1992 | 183.50 | 187.00 | 183.00 | 186.50 | 476 | NASDAQ | DALN | Fri, Jun 12, 1992 | 184.00 | 185.00 | 183.00 | 183.50 | 475 | NASDAQ | DALN | Thu, Jun 11, 1992 | 181.50 | 183.50 | 179.00 | 183.00 | 474 | NASDAQ | DALN | Wed, Jun 10, 1992 | 180.50 | 182.50 | 180.50 | 181.00 | 473 | NASDAQ | DALN | Tue, Jun 9, 1992 | 184.00 | 184.00 | 179.00 | 180.50 | 472 | NASDAQ | DALN | Mon, Jun 8, 1992 | 185.50 | 185.50 | 184.00 | 184.00 | 471 | NASDAQ | DALN | Fri, Jun 5, 1992 | 186.00 | 186.50 | 185.00 | 185.50 | 470 | NASDAQ | DALN | Thu, Jun 4, 1992 | 184.00 | 186.00 | 183.00 | 185.50 | 469 | NASDAQ | DALN | Wed, Jun 3, 1992 | 181.50 | 186.00 | 180.50 | 184.00 | 468 | NASDAQ | DALN | Tue, Jun 2, 1992 | 183.50 | 185.50 | 182.50 | 183.50 | 467 | NASDAQ | DALN | Mon, Jun 1, 1992 | 183.00 | 184.00 | 182.50 | 184.00 | 466 | NASDAQ | DALN | Fri, May 29, 1992 | 184.50 | 185.00 | 183.00 | 184.00 | 465 | NASDAQ | DALN | Thu, May 28, 1992 | 185.00 | 186.50 | 182.50 | 185.00 | 464 | NASDAQ | DALN | Wed, May 27, 1992 | 187.00 | 188.00 | 183.00 | 186.00 | 463 | NASDAQ | DALN | Tue, May 26, 1992 | 184.00 | 190.00 | 183.00 | 190.00 | 462 | NASDAQ | DALN | Fri, May 22, 1992 | 173.00 | 176.50 | 173.00 | 176.00 | 461 | NASDAQ | DALN | Thu, May 21, 1992 | 171.50 | 173.50 | 171.00 | 172.00 | 460 | NASDAQ | DALN | Wed, May 20, 1992 | 172.00 | 172.00 | 170.00 | 171.00 | 459 | NASDAQ | DALN | Tue, May 19, 1992 | 172.00 | 173.00 | 169.50 | 172.50 | 458 | NASDAQ | DALN | Mon, May 18, 1992 | 165.50 | 172.50 | 165.50 | 172.50 | 457 | NASDAQ | DALN | Fri, May 15, 1992 | 170.50 | 170.50 | 163.50 | 165.00 | 456 | NASDAQ | DALN | Thu, May 14, 1992 | 171.00 | 172.00 | 169.00 | 171.00 | 455 | NASDAQ | DALN | Wed, May 13, 1992 | 173.50 | 173.50 | 171.00 | 171.50 | 454 | NASDAQ | DALN | Tue, May 12, 1992 | 174.50 | 175.50 | 174.00 | 174.50 | 453 | NASDAQ | DALN | Mon, May 11, 1992 | 171.50 | 174.00 | 170.00 | 174.00 | 452 | NASDAQ | DALN | Fri, May 8, 1992 | 168.50 | 171.50 | 168.00 | 171.00 | 451 | NASDAQ | DALN | Thu, May 7, 1992 | 169.00 | 169.00 | 168.00 | 168.50 | 450 | NASDAQ | DALN | Wed, May 6, 1992 | 168.00 | 169.00 | 168.00 | 169.00 | 449 | NASDAQ | DALN | Tue, May 5, 1992 | 167.00 | 168.50 | 165.50 | 168.50 | 448 | NASDAQ | DALN | Mon, May 4, 1992 | 169.50 | 171.50 | 164.50 | 165.00 | 447 | NASDAQ | DALN | Fri, May 1, 1992 | 171.50 | 171.50 | 168.00 | 169.00 | 446 | NASDAQ | DALN | Thu, Apr 30, 1992 | 166.50 | 172.00 | 166.00 | 171.00 | 445 | NASDAQ | DALN | Wed, Apr 29, 1992 | 171.00 | 171.00 | 164.00 | 165.50 | 444 | NASDAQ | DALN | Tue, Apr 28, 1992 | 165.00 | 168.50 | 165.00 | 168.50 | 443 | NASDAQ | DALN | Mon, Apr 27, 1992 | 160.50 | 165.00 | 160.50 | 165.00 | 442 | NASDAQ | DALN | Fri, Apr 24, 1992 | 160.00 | 160.50 | 158.00 | 159.50 | 441 | NASDAQ | DALN | Thu, Apr 23, 1992 | 157.00 | 159.50 | 154.50 | 159.50 | 440 | NASDAQ | DALN | Wed, Apr 22, 1992 | 165.50 | 165.50 | 160.00 | 160.00 | 439 | NASDAQ | DALN | Tue, Apr 21, 1992 | 165.00 | 167.50 | 164.00 | 166.00 | 438 | NASDAQ | DALN | Mon, Apr 20, 1992 | 169.00 | 169.50 | 165.50 | 167.50 | 437 | NASDAQ | DALN | Thu, Apr 16, 1992 | 169.50 | 170.50 | 169.00 | 169.50 | 436 | NASDAQ | DALN | Wed, Apr 15, 1992 | 167.00 | 169.50 | 166.00 | 169.50 | 435 | NASDAQ | DALN | Tue, Apr 14, 1992 | 160.00 | 166.00 | 160.00 | 165.50 | 434 | NASDAQ | DALN | Mon, Apr 13, 1992 | 157.00 | 160.50 | 157.00 | 160.00 | 433 | NASDAQ | DALN | Fri, Apr 10, 1992 | 161.00 | 162.00 | 157.00 | 157.50 | 432 | NASDAQ | DALN | Thu, Apr 9, 1992 | 163.50 | 163.50 | 160.00 | 160.50 | 431 | NASDAQ | DALN | Wed, Apr 8, 1992 | 166.00 | 166.00 | 161.00 | 161.50 | 430 | NASDAQ | DALN | Tue, Apr 7, 1992 | 168.00 | 168.00 | 161.00 | 161.50 | 429 | NASDAQ | DALN | Mon, Apr 6, 1992 | 162.50 | 170.00 | 162.00 | 168.00 | 428 | NASDAQ | DALN | Fri, Apr 3, 1992 | 150.50 | 157.00 | 150.00 | 156.50 | 427 | NASDAQ | DALN | Thu, Apr 2, 1992 | 149.50 | 151.00 | 148.50 | 149.00 | 426 | NASDAQ | DALN | Wed, Apr 1, 1992 | 147.00 | 149.50 | 146.50 | 148.50 | 425 | NASDAQ | DALN | Tue, Mar 31, 1992 | 148.50 | 149.50 | 148.00 | 148.00 | 424 | NASDAQ | DALN | Mon, Mar 30, 1992 | 151.50 | 151.50 | 148.00 | 148.50 | 423 | NASDAQ | DALN | Fri, Mar 27, 1992 | 153.50 | 153.50 | 150.00 | 150.00 | 422 | NASDAQ | DALN | Thu, Mar 26, 1992 | 152.50 | 154.50 | 152.00 | 153.50 | 421 | NASDAQ | DALN | Wed, Mar 25, 1992 | 152.00 | 152.50 | 151.00 | 152.00 | 420 | NASDAQ | DALN | Tue, Mar 24, 1992 | 152.50 | 153.50 | 151.50 | 151.50 | 419 | NASDAQ | DALN | Mon, Mar 23, 1992 | 151.00 | 153.50 | 150.50 | 153.00 | 418 | NASDAQ | DALN | Fri, Mar 20, 1992 | 153.50 | 154.00 | 149.50 | 151.50 | 417 | NASDAQ | DALN | Thu, Mar 19, 1992 | 155.00 | 155.50 | 152.00 | 154.00 | 416 | NASDAQ | DALN | Wed, Mar 18, 1992 | 156.50 | 157.00 | 154.00 | 155.00 | 415 | NASDAQ | DALN | Tue, Mar 17, 1992 | 157.50 | 158.00 | 156.00 | 156.00 | 414 | NASDAQ | DALN | Mon, Mar 16, 1992 | 159.00 | 159.00 | 156.50 | 157.00 | 413 | NASDAQ | DALN | Fri, Mar 13, 1992 | 155.00 | 159.50 | 155.00 | 159.00 | 412 | NASDAQ | DALN | Thu, Mar 12, 1992 | 156.00 | 156.00 | 154.50 | 154.50 | 411 | NASDAQ | DALN | Wed, Mar 11, 1992 | 157.00 | 158.00 | 155.50 | 157.50 | 410 | NASDAQ | DALN | Tue, Mar 10, 1992 | 157.50 | 158.00 | 156.00 | 156.00 | 409 | NASDAQ | DALN | Mon, Mar 9, 1992 | 160.00 | 160.00 | 157.50 | 158.00 | 408 | NASDAQ | DALN | Fri, Mar 6, 1992 | 161.50 | 162.50 | 160.50 | 160.50 | 407 | NASDAQ | DALN | Thu, Mar 5, 1992 | 162.50 | 163.50 | 161.50 | 162.00 | 406 | NASDAQ | DALN | Wed, Mar 4, 1992 | 163.50 | 164.00 | 161.00 | 162.00 | 405 | NASDAQ | DALN | Tue, Mar 3, 1992 | 162.00 | 164.00 | 161.00 | 162.50 | 404 | NASDAQ | DALN | Mon, Mar 2, 1992 | 166.00 | 166.50 | 162.00 | 162.00 | 403 | NASDAQ | DALN | Fri, Feb 28, 1992 | 165.50 | 168.00 | 165.00 | 166.50 | 402 | NASDAQ | DALN | Thu, Feb 27, 1992 | 168.00 | 168.50 | 165.50 | 165.50 | 401 | NASDAQ | DALN | Wed, Feb 26, 1992 | 165.50 | 168.00 | 165.00 | 168.00 | 400 | NASDAQ | DALN | Tue, Feb 25, 1992 | 163.00 | 168.50 | 162.00 | 165.00 | 399 | NASDAQ | DALN | Mon, Feb 24, 1992 | 161.50 | 163.00 | 160.00 | 163.00 | 398 | NASDAQ | DALN | Fri, Feb 21, 1992 | 158.00 | 162.00 | 158.00 | 160.50 | 397 | NASDAQ | DALN | Thu, Feb 20, 1992 | 158.50 | 160.00 | 157.00 | 157.00 | 396 | NASDAQ | DALN | Wed, Feb 19, 1992 | 161.00 | 161.50 | 156.50 | 157.00 | 395 | NASDAQ | DALN | Tue, Feb 18, 1992 | 170.00 | 171.00 | 159.00 | 161.00 | 394 | NASDAQ | DALN | Fri, Feb 14, 1992 | 175.50 | 176.00 | 172.00 | 174.00 | 393 | NASDAQ | DALN | Thu, Feb 13, 1992 | 179.50 | 182.00 | 174.00 | 175.00 | 392 | NASDAQ | DALN | Wed, Feb 12, 1992 | 181.00 | 182.00 | 178.00 | 181.50 | 391 | NASDAQ | DALN | Tue, Feb 11, 1992 | 182.00 | 183.00 | 178.50 | 179.50 | 390 | NASDAQ | DALN | Mon, Feb 10, 1992 | 183.00 | 184.50 | 183.00 | 183.00 | 389 | NASDAQ | DALN | Fri, Feb 7, 1992 | 178.00 | 181.50 | 176.50 | 181.50 | 388 | NASDAQ | DALN | Thu, Feb 6, 1992 | 179.50 | 180.00 | 178.00 | 179.00 | 387 | NASDAQ | DALN | Wed, Feb 5, 1992 | 181.00 | 181.00 | 178.50 | 180.00 | 386 | NASDAQ | DALN | Tue, Feb 4, 1992 | 183.50 | 185.00 | 180.00 | 181.00 | 385 | NASDAQ | DALN | Mon, Feb 3, 1992 | 186.50 | 187.00 | 183.50 | 184.00 | 384 | NASDAQ | DALN | Fri, Jan 31, 1992 | 186.00 | 188.00 | 186.00 | 187.50 | 383 | NASDAQ | DALN | Thu, Jan 30, 1992 | 185.00 | 186.50 | 184.50 | 186.00 | 382 | NASDAQ | DALN | Wed, Jan 29, 1992 | 185.50 | 187.00 | 184.50 | 185.00 | 381 | NASDAQ | DALN | Tue, Jan 28, 1992 | 188.00 | 189.50 | 185.00 | 186.00 | 380 | NASDAQ | DALN | Mon, Jan 27, 1992 | 187.50 | 188.00 | 181.50 | 184.00 | 379 | NASDAQ | DALN | Fri, Jan 24, 1992 | 187.00 | 188.00 | 185.50 | 186.50 | 378 | NASDAQ | DALN | Thu, Jan 23, 1992 | 192.00 | 194.00 | 184.00 | 186.00 | 377 | NASDAQ | DALN | Wed, Jan 22, 1992 | 193.00 | 193.00 | 187.00 | 189.00 | 376 | NASDAQ | DALN | Tue, Jan 21, 1992 | 187.50 | 194.50 | 184.50 | 193.00 | 375 | NASDAQ | DALN | Mon, Jan 20, 1992 | 189.00 | 190.00 | 187.00 | 187.00 | 374 | NASDAQ | DALN | Fri, Jan 17, 1992 | 190.00 | 192.50 | 189.50 | 190.00 | 373 | NASDAQ | DALN | Thu, Jan 16, 1992 | 190.00 | 192.00 | 188.00 | 189.00 | 372 | NASDAQ | DALN | Wed, Jan 15, 1992 | 188.00 | 188.00 | 185.00 | 186.00 | 371 | NASDAQ | DALN | Tue, Jan 14, 1992 | 183.50 | 187.50 | 182.00 | 185.50 | 370 | NASDAQ | DALN | Mon, Jan 13, 1992 | 179.50 | 182.50 | 176.00 | 182.00 | 369 | NASDAQ | DALN | Fri, Jan 10, 1992 | 182.00 | 182.00 | 176.50 | 178.50 | 368 | NASDAQ | DALN | Thu, Jan 9, 1992 | 177.50 | 181.50 | 177.50 | 181.00 | 367 | NASDAQ | DALN | Wed, Jan 8, 1992 | 184.00 | 185.50 | 175.00 | 177.50 | 366 | NASDAQ | DALN | Tue, Jan 7, 1992 | 197.00 | 197.00 | 186.00 | 187.00 | 365 | NASDAQ | DALN | Mon, Jan 6, 1992 | 196.50 | 199.50 | 196.50 | 199.00 | 364 | NASDAQ | DALN | Fri, Jan 3, 1992 | 194.00 | 199.50 | 194.00 | 197.50 | 363 | NASDAQ | DALN | Thu, Jan 2, 1992 | 191.00 | 195.00 | 191.00 | 194.50 | 362 | NASDAQ | DALN | Tue, Dec 31, 1991 | 188.00 | 190.50 | 188.00 | 190.00 | 361 | NASDAQ | DALN | Mon, Dec 30, 1991 | 188.00 | 191.00 | 187.50 | 190.00 | 360 | NASDAQ | DALN | Fri, Dec 27, 1991 | 185.00 | 187.50 | 184.50 | 187.00 | 359 | NASDAQ | DALN | Thu, Dec 26, 1991 | 180.50 | 185.00 | 180.50 | 185.00 | 358 | NASDAQ | DALN | Tue, Dec 24, 1991 | 179.50 | 181.50 | 179.50 | 181.00 | 357 | NASDAQ | DALN | Mon, Dec 23, 1991 | 175.00 | 179.00 | 173.50 | 178.50 | 356 | NASDAQ | DALN | Fri, Dec 20, 1991 | 176.00 | 176.50 | 174.00 | 174.00 | 355 | NASDAQ | DALN | Thu, Dec 19, 1991 | 178.00 | 178.50 | 173.00 | 174.00 | 354 | NASDAQ | DALN | Wed, Dec 18, 1991 | 179.00 | 180.00 | 177.50 | 179.50 | 353 | NASDAQ | DALN | Tue, Dec 17, 1991 | 180.50 | 181.50 | 178.00 | 178.50 | 352 | NASDAQ | DALN | Mon, Dec 16, 1991 | 180.00 | 180.00 | 177.50 | 178.00 | 351 | NASDAQ | DALN | Fri, Dec 13, 1991 | 174.50 | 180.00 | 174.00 | 180.00 | 350 | NASDAQ | DALN | Thu, Dec 12, 1991 | 173.50 | 174.50 | 171.50 | 172.50 | 349 | NASDAQ | DALN | Wed, Dec 11, 1991 | 177.50 | 178.00 | 172.50 | 173.50 | 348 | NASDAQ | DALN | Tue, Dec 10, 1991 | 179.00 | 180.00 | 175.50 | 178.00 | 347 | NASDAQ | DALN | Mon, Dec 9, 1991 | 179.50 | 181.50 | 178.00 | 179.00 | 346 | NASDAQ | DALN | Fri, Dec 6, 1991 | 178.00 | 181.50 | 177.00 | 179.50 | 345 | NASDAQ | DALN | Thu, Dec 5, 1991 | 182.50 | 183.00 | 178.00 | 178.00 | 344 | NASDAQ | DALN | Wed, Dec 4, 1991 | 186.00 | 186.00 | 181.50 | 182.00 | 343 | NASDAQ | DALN | Tue, Dec 3, 1991 | 189.00 | 190.50 | 187.50 | 187.50 | 342 | NASDAQ | DALN | Mon, Dec 2, 1991 | 188.00 | 191.00 | 187.50 | 190.50 | 341 | NASDAQ | DALN | Fri, Nov 29, 1991 | 190.50 | 190.50 | 189.00 | 189.00 | 340 | NASDAQ | DALN | Wed, Nov 27, 1991 | 189.50 | 190.50 | 189.50 | 190.50 | 339 | NASDAQ | DALN | Tue, Nov 26, 1991 | 191.00 | 191.00 | 186.50 | 189.00 | 338 | NASDAQ | DALN | Mon, Nov 25, 1991 | 192.00 | 194.00 | 190.00 | 191.00 | 337 | NASDAQ | DALN | Fri, Nov 22, 1991 | 198.00 | 198.00 | 192.00 | 192.00 | 336 | NASDAQ | DALN | Thu, Nov 21, 1991 | 204.00 | 205.00 | 194.00 | 198.00 | 335 | NASDAQ | DALN | Wed, Nov 20, 1991 | 207.00 | 212.00 | 207.00 | 208.50 | 334 | NASDAQ | DALN | Tue, Nov 19, 1991 | 211.00 | 211.50 | 206.00 | 206.00 | 333 | NASDAQ | DALN | Mon, Nov 18, 1991 | 215.00 | 216.00 | 207.00 | 214.50 | 332 | NASDAQ | DALN | Fri, Nov 15, 1991 | 222.00 | 222.00 | 215.50 | 215.50 | 331 | NASDAQ | DALN | Thu, Nov 14, 1991 | 224.00 | 225.00 | 222.00 | 222.50 | 330 | NASDAQ | DALN | Wed, Nov 13, 1991 | 221.00 | 222.00 | 220.50 | 222.00 | 329 | NASDAQ | DALN | Tue, Nov 12, 1991 | 220.50 | 221.50 | 220.00 | 220.50 | 328 | NASDAQ | DALN | Mon, Nov 11, 1991 | 222.00 | 222.00 | 219.00 | 219.00 | 327 | NASDAQ | DALN | Fri, Nov 8, 1991 | 222.00 | 222.50 | 221.00 | 222.50 | 326 | NASDAQ | DALN | Thu, Nov 7, 1991 | 221.00 | 222.00 | 220.00 | 222.00 | 325 | NASDAQ | DALN | Wed, Nov 6, 1991 | 221.00 | 221.50 | 220.00 | 220.50 | 324 | NASDAQ | DALN | Tue, Nov 5, 1991 | 222.50 | 222.50 | 220.50 | 221.50 | 323 | NASDAQ | DALN | Mon, Nov 4, 1991 | 222.50 | 222.50 | 220.00 | 222.00 | 322 | NASDAQ | DALN | Fri, Nov 1, 1991 | 224.00 | 224.00 | 222.00 | 223.00 | 321 | NASDAQ | DALN | Thu, Oct 31, 1991 | 226.50 | 226.50 | 225.00 | 225.50 | 320 | NASDAQ | DALN | Wed, Oct 30, 1991 | 226.00 | 227.00 | 224.50 | 225.00 | 319 | NASDAQ | DALN | Tue, Oct 29, 1991 | 228.00 | 229.00 | 225.00 | 227.00 | 318 | NASDAQ | DALN | Mon, Oct 28, 1991 | 224.50 | 228.00 | 224.00 | 228.00 | 317 | NASDAQ | DALN | Fri, Oct 25, 1991 | 226.00 | 226.00 | 224.00 | 224.50 | 316 | NASDAQ | DALN | Thu, Oct 24, 1991 | 227.50 | 228.00 | 224.00 | 225.50 | 315 | NASDAQ | DALN | Wed, Oct 23, 1991 | 232.00 | 232.00 | 225.00 | 228.00 | 314 | NASDAQ | DALN | Tue, Oct 22, 1991 | 233.00 | 233.00 | 228.00 | 230.50 | 313 | NASDAQ | DALN | Mon, Oct 21, 1991 | 234.00 | 234.50 | 232.00 | 232.50 | 312 | NASDAQ | DALN | Fri, Oct 18, 1991 | 232.00 | 234.50 | 231.00 | 233.00 | 311 | NASDAQ | DALN | Thu, Oct 17, 1991 | 229.00 | 232.00 | 229.00 | 231.50 | 310 | NASDAQ | DALN | Wed, Oct 16, 1991 | 228.00 | 229.00 | 226.50 | 228.00 | 309 | NASDAQ | DALN | Tue, Oct 15, 1991 | 226.50 | 228.00 | 226.00 | 228.00 | 308 | NASDAQ | DALN | Mon, Oct 14, 1991 | 224.00 | 226.50 | 224.00 | 226.00 | 307 | NASDAQ | DALN | Fri, Oct 11, 1991 | 226.00 | 226.00 | 222.00 | 224.00 | 306 | NASDAQ | DALN | Thu, Oct 10, 1991 | 227.50 | 227.50 | 225.50 | 226.00 | 305 | NASDAQ | DALN | Wed, Oct 9, 1991 | 228.00 | 231.50 | 226.50 | 227.50 | 304 | NASDAQ | DALN | Tue, Oct 8, 1991 | 227.00 | 229.00 | 227.00 | 228.00 | 303 | NASDAQ | DALN | Mon, Oct 7, 1991 | 226.50 | 226.50 | 225.50 | 226.00 | 302 | NASDAQ | DALN | Fri, Oct 4, 1991 | 227.00 | 227.00 | 225.00 | 226.00 | 301 | NASDAQ | DALN | Thu, Oct 3, 1991 | 226.00 | 228.50 | 226.00 | 227.00 | 300 | NASDAQ | DALN | Wed, Oct 2, 1991 | 227.50 | 227.50 | 224.50 | 226.00 | 299 | NASDAQ | DALN | Tue, Oct 1, 1991 | 227.00 | 227.00 | 224.50 | 226.50 | 298 | NASDAQ | DALN | Mon, Sep 30, 1991 | 229.00 | 229.00 | 226.00 | 226.00 | 297 | NASDAQ | DALN | Fri, Sep 27, 1991 | 231.00 | 231.00 | 226.50 | 229.00 | 296 | NASDAQ | DALN | Thu, Sep 26, 1991 | 231.50 | 232.00 | 229.00 | 230.00 | 295 | NASDAQ | DALN | Wed, Sep 25, 1991 | 235.00 | 235.00 | 229.50 | 230.50 | 294 | NASDAQ | DALN | Tue, Sep 24, 1991 | 228.50 | 232.50 | 228.00 | 231.50 | 293 | NASDAQ | DALN | Mon, Sep 23, 1991 | 228.00 | 231.50 | 227.00 | 228.50 | 292 | NASDAQ | DALN | Fri, Sep 20, 1991 | 230.50 | 231.50 | 227.00 | 228.00 | 291 | NASDAQ | DALN | Thu, Sep 19, 1991 | 223.00 | 230.00 | 223.00 | 228.00 | 290 | NASDAQ | DALN | Wed, Sep 18, 1991 | 222.00 | 225.00 | 221.00 | 224.00 | 289 | NASDAQ | DALN | Tue, Sep 17, 1991 | 221.00 | 223.00 | 220.00 | 223.00 | 288 | NASDAQ | DALN | Mon, Sep 16, 1991 | 217.00 | 220.50 | 217.00 | 220.50 | 287 | NASDAQ | DALN | Fri, Sep 13, 1991 | 221.00 | 222.00 | 218.00 | 218.00 | 286 | NASDAQ | DALN | Thu, Sep 12, 1991 | 223.50 | 224.50 | 222.00 | 222.50 | 285 | NASDAQ | DALN | Wed, Sep 11, 1991 | 224.00 | 224.00 | 221.00 | 224.00 | 284 | NASDAQ | DALN | Tue, Sep 10, 1991 | 223.50 | 223.50 | 221.00 | 223.00 | 283 | NASDAQ | DALN | Mon, Sep 9, 1991 | 227.00 | 227.50 | 225.00 | 225.00 | 282 | NASDAQ | DALN | Fri, Sep 6, 1991 | 227.00 | 228.50 | 226.00 | 227.50 | 281 | NASDAQ | DALN | Thu, Sep 5, 1991 | 232.00 | 232.00 | 229.50 | 230.00 | 280 | NASDAQ | DALN | Wed, Sep 4, 1991 | 233.50 | 234.00 | 230.00 | 232.00 | 279 | NASDAQ | DALN | Tue, Sep 3, 1991 | 233.00 | 235.00 | 233.00 | 233.50 | 278 | NASDAQ | DALN | Fri, Aug 30, 1991 | 235.00 | 235.00 | 232.50 | 233.00 | 277 | NASDAQ | DALN | Thu, Aug 29, 1991 | 233.50 | 235.00 | 232.50 | 234.00 | 276 | NASDAQ | DALN | Wed, Aug 28, 1991 | 233.50 | 234.50 | 232.50 | 234.50 | 275 | NASDAQ | DALN | Tue, Aug 27, 1991 | 234.00 | 234.00 | 231.50 | 233.00 | 274 | NASDAQ | DALN | Mon, Aug 26, 1991 | 235.50 | 235.50 | 232.50 | 234.00 | 273 | NASDAQ | DALN | Fri, Aug 23, 1991 | 229.50 | 236.50 | 229.50 | 236.50 | 272 | NASDAQ | DALN | Thu, Aug 22, 1991 | 229.00 | 232.00 | 226.50 | 230.50 | 271 | NASDAQ | DALN | Wed, Aug 21, 1991 | 229.50 | 230.00 | 227.50 | 229.00 | 270 | NASDAQ | DALN | Tue, Aug 20, 1991 | 229.50 | 229.50 | 226.00 | 229.00 | 269 | NASDAQ | DALN | Mon, Aug 19, 1991 | 227.00 | 230.00 | 225.00 | 228.00 | 268 | NASDAQ | DALN | Fri, Aug 16, 1991 | 228.00 | 230.00 | 223.50 | 228.00 | 267 | NASDAQ | DALN | Thu, Aug 15, 1991 | 227.00 | 227.50 | 226.50 | 226.50 | 266 | NASDAQ | DALN | Wed, Aug 14, 1991 | 226.50 | 227.00 | 225.00 | 226.50 | 265 | NASDAQ | DALN | Tue, Aug 13, 1991 | 224.50 | 227.50 | 224.50 | 226.00 | 264 | NASDAQ | DALN | Mon, Aug 12, 1991 | 224.00 | 225.00 | 223.50 | 224.50 | 263 | NASDAQ | DALN | Fri, Aug 9, 1991 | 226.50 | 226.50 | 224.50 | 225.00 | 262 | NASDAQ | DALN | Thu, Aug 8, 1991 | 225.50 | 228.50 | 225.00 | 226.00 | 261 | NASDAQ | DALN | Wed, Aug 7, 1991 | 227.50 | 227.50 | 224.00 | 224.50 | 260 | NASDAQ | DALN | Tue, Aug 6, 1991 | 221.00 | 222.00 | 218.50 | 221.50 | 259 | NASDAQ | DALN | Mon, Aug 5, 1991 | 222.00 | 222.00 | 220.50 | 221.00 | 258 | NASDAQ | DALN | Fri, Aug 2, 1991 | 221.00 | 222.50 | 221.00 | 222.50 | 257 | NASDAQ | DALN | Thu, Aug 1, 1991 | 222.00 | 223.00 | 220.00 | 220.00 | 256 | NASDAQ | DALN | Wed, Jul 31, 1991 | 223.00 | 223.50 | 220.00 | 221.00 | 255 | NASDAQ | DALN | Tue, Jul 30, 1991 | 216.50 | 224.00 | 216.50 | 224.00 | 254 | NASDAQ | DALN | Mon, Jul 29, 1991 | 215.00 | 217.00 | 214.50 | 217.00 | 253 | NASDAQ | DALN | Fri, Jul 26, 1991 | 214.00 | 215.50 | 212.00 | 215.00 | 252 | NASDAQ | DALN | Thu, Jul 25, 1991 | 217.50 | 217.50 | 214.00 | 215.00 | 251 | NASDAQ | DALN | Wed, Jul 24, 1991 | 218.00 | 218.00 | 216.00 | 217.50 | 250 | NASDAQ | DALN | Tue, Jul 23, 1991 | 223.00 | 223.00 | 217.50 | 218.00 | 249 | NASDAQ | DALN | Mon, Jul 22, 1991 | 221.50 | 223.00 | 221.50 | 222.50 | 248 | NASDAQ | DALN | Fri, Jul 19, 1991 | 224.00 | 224.50 | 222.00 | 222.00 | 247 | NASDAQ | DALN | Thu, Jul 18, 1991 | 219.00 | 224.50 | 219.00 | 224.00 | 246 | NASDAQ | DALN | Wed, Jul 17, 1991 | 213.50 | 217.50 | 213.50 | 217.00 | 245 | NASDAQ | DALN | Tue, Jul 16, 1991 | 211.50 | 214.00 | 211.00 | 212.50 | 244 | NASDAQ | DALN | Mon, Jul 15, 1991 | 213.50 | 213.50 | 210.50 | 211.50 | 243 | NASDAQ | DALN | Fri, Jul 12, 1991 | 208.50 | 213.50 | 208.50 | 212.50 | 242 | NASDAQ | DALN | Thu, Jul 11, 1991 | 209.00 | 209.50 | 208.00 | 208.00 | 241 | NASDAQ | DALN | Wed, Jul 10, 1991 | 207.00 | 207.50 | 206.50 | 207.50 | 240 | NASDAQ | DALN | Tue, Jul 9, 1991 | 205.00 | 205.50 | 203.00 | 203.50 | 239 | NASDAQ | DALN | Mon, Jul 8, 1991 | 201.50 | 206.00 | 201.00 | 204.50 | 238 | NASDAQ | DALN | Fri, Jul 5, 1991 | 202.00 | 205.00 | 202.00 | 202.50 | 237 | NASDAQ | DALN | Wed, Jul 3, 1991 | 206.00 | 206.00 | 202.00 | 203.00 | 236 | NASDAQ | DALN | Tue, Jul 2, 1991 | 205.00 | 207.00 | 205.00 | 207.00 | 235 | NASDAQ | DALN | Mon, Jul 1, 1991 | 205.50 | 207.00 | 205.00 | 207.00 | 234 | NASDAQ | DALN | Fri, Jun 28, 1991 | 205.00 | 205.50 | 203.00 | 205.50 | 233 | NASDAQ | DALN | Thu, Jun 27, 1991 | 204.00 | 206.00 | 201.00 | 206.00 | 232 | NASDAQ | DALN | Wed, Jun 26, 1991 | 203.00 | 204.00 | 201.50 | 204.00 | 231 | NASDAQ | DALN | Tue, Jun 25, 1991 | 209.00 | 209.50 | 205.00 | 205.50 | 230 | NASDAQ | DALN | Mon, Jun 24, 1991 | 209.50 | 209.50 | 208.50 | 209.00 | 229 | NASDAQ | DALN | Fri, Jun 21, 1991 | 210.50 | 210.50 | 208.00 | 209.50 | 228 | NASDAQ | DALN | Thu, Jun 20, 1991 | 203.50 | 210.50 | 202.00 | 210.50 | 227 | NASDAQ | DALN | Wed, Jun 19, 1991 | 209.00 | 209.00 | 204.00 | 204.00 | 226 | NASDAQ | DALN | Tue, Jun 18, 1991 | 210.50 | 212.00 | 209.50 | 209.50 | 225 | NASDAQ | DALN | Mon, Jun 17, 1991 | 210.50 | 211.50 | 210.50 | 211.00 | 224 | NASDAQ | DALN | Fri, Jun 14, 1991 | 209.00 | 211.50 | 209.00 | 211.00 | 223 | NASDAQ | DALN | Thu, Jun 13, 1991 | 207.50 | 209.50 | 207.50 | 208.50 | 222 | NASDAQ | DALN | Wed, Jun 12, 1991 | 215.00 | 215.00 | 207.50 | 208.50 | 221 | NASDAQ | DALN | Tue, Jun 11, 1991 | 216.50 | 218.50 | 215.00 | 215.50 | 220 | NASDAQ | DALN | Mon, Jun 10, 1991 | 221.00 | 221.50 | 214.50 | 216.50 | 219 | NASDAQ | DALN | Fri, Jun 7, 1991 | 225.00 | 225.00 | 222.00 | 223.00 | 218 | NASDAQ | DALN | Thu, Jun 6, 1991 | 228.00 | 228.00 | 225.00 | 226.00 | 217 | NASDAQ | DALN | Wed, Jun 5, 1991 | 218.50 | 224.50 | 218.50 | 224.00 | 216 | NASDAQ | DALN | Tue, Jun 4, 1991 | 216.00 | 218.00 | 214.50 | 218.00 | 215 | NASDAQ | DALN | Mon, Jun 3, 1991 | 215.50 | 216.50 | 213.50 | 215.00 | 214 | NASDAQ | DALN | Fri, May 31, 1991 | 214.50 | 215.50 | 214.00 | 215.50 | 213 | NASDAQ | DALN | Thu, May 30, 1991 | 209.50 | 215.00 | 209.00 | 215.00 | 212 | NASDAQ | DALN | Wed, May 29, 1991 | 211.00 | 211.00 | 208.50 | 208.50 | 211 | NASDAQ | DALN | Tue, May 28, 1991 | 209.50 | 211.00 | 208.50 | 210.50 | 210 | NASDAQ | DALN | Fri, May 24, 1991 | 210.00 | 211.00 | 209.00 | 209.50 | 209 | NASDAQ | DALN | Thu, May 23, 1991 | 208.50 | 209.50 | 208.00 | 209.50 | 208 | NASDAQ | DALN | Wed, May 22, 1991 | 209.50 | 209.50 | 205.50 | 209.00 | 207 | NASDAQ | DALN | Tue, May 21, 1991 | 208.50 | 209.50 | 208.00 | 209.50 | 206 | NASDAQ | DALN | Mon, May 20, 1991 | 209.50 | 210.00 | 208.00 | 208.50 | 205 | NASDAQ | DALN | Fri, May 17, 1991 | 211.00 | 212.50 | 209.50 | 210.00 | 204 | NASDAQ | DALN | Thu, May 16, 1991 | 208.00 | 214.00 | 207.50 | 212.00 | 203 | NASDAQ | DALN | Wed, May 15, 1991 | 208.50 | 208.50 | 205.00 | 207.50 | 202 | NASDAQ | DALN | Tue, May 14, 1991 | 213.50 | 213.50 | 208.00 | 209.00 | 201 | NASDAQ | DALN | Mon, May 13, 1991 | 217.00 | 217.00 | 212.50 | 213.50 | 200 | NASDAQ | DALN | Fri, May 10, 1991 | 218.50 | 219.00 | 216.50 | 217.00 | 199 | NASDAQ | DALN | Thu, May 9, 1991 | 215.00 | 219.00 | 215.00 | 219.00 | 198 | NASDAQ | DALN | Wed, May 8, 1991 | 213.00 | 216.00 | 212.00 | 215.00 | 197 | NASDAQ | DALN | Tue, May 7, 1991 | 216.50 | 216.50 | 212.50 | 213.00 | 196 | NASDAQ | DALN | Mon, May 6, 1991 | 217.00 | 217.50 | 215.00 | 216.00 | 195 | NASDAQ | DALN | Fri, May 3, 1991 | 216.00 | 218.00 | 215.50 | 217.00 | 194 | NASDAQ | DALN | Thu, May 2, 1991 | 214.50 | 217.00 | 214.50 | 216.50 | 193 | NASDAQ | DALN | Wed, May 1, 1991 | 210.50 | 213.00 | 209.50 | 212.50 | 192 | NASDAQ | DALN | Tue, Apr 30, 1991 | 206.00 | 211.50 | 206.00 | 211.50 | 191 | NASDAQ | DALN | Mon, Apr 29, 1991 | 213.50 | 214.00 | 208.00 | 208.00 | 190 | NASDAQ | DALN | Fri, Apr 26, 1991 | 214.00 | 214.50 | 211.50 | 214.50 | 189 | NASDAQ | DALN | Thu, Apr 25, 1991 | 217.50 | 217.50 | 213.00 | 213.50 | 188 | NASDAQ | DALN | Wed, Apr 24, 1991 | 211.00 | 218.00 | 211.00 | 218.00 | 187 | NASDAQ | DALN | Tue, Apr 23, 1991 | 206.00 | 209.50 | 206.00 | 209.50 | 186 | NASDAQ | DALN | Mon, Apr 22, 1991 | 204.00 | 205.00 | 203.50 | 204.50 | 185 | NASDAQ | DALN | Fri, Apr 19, 1991 | 206.50 | 207.50 | 204.00 | 204.00 | 184 | NASDAQ | DALN | Thu, Apr 18, 1991 | 205.50 | 210.00 | 205.50 | 207.50 | 183 | NASDAQ | DALN | Wed, Apr 17, 1991 | 203.50 | 206.50 | 203.50 | 205.50 | 182 | NASDAQ | DALN | Tue, Apr 16, 1991 | 202.00 | 202.50 | 200.50 | 202.00 | 181 | NASDAQ | DALN | Mon, Apr 15, 1991 | 199.00 | 203.50 | 199.00 | 201.50 | 180 | NASDAQ | DALN | Fri, Apr 12, 1991 | 192.00 | 198.50 | 192.00 | 198.00 | 179 | NASDAQ | DALN | Thu, Apr 11, 1991 | 187.00 | 191.50 | 186.00 | 190.00 | 178 | NASDAQ | DALN | Wed, Apr 10, 1991 | 187.00 | 189.50 | 186.50 | 186.50 | 177 | NASDAQ | DALN | Tue, Apr 9, 1991 | 187.00 | 189.50 | 186.50 | 187.50 | 176 | NASDAQ | DALN | Mon, Apr 8, 1991 | 188.00 | 188.00 | 186.50 | 187.00 | 175 | NASDAQ | DALN | Fri, Apr 5, 1991 | 188.00 | 188.50 | 187.00 | 187.50 | 174 | NASDAQ | DALN | Thu, Apr 4, 1991 | 187.50 | 188.00 | 186.50 | 187.50 | 173 | NASDAQ | DALN | Wed, Apr 3, 1991 | 188.00 | 188.00 | 187.50 | 188.00 | 172 | NASDAQ | DALN | Tue, Apr 2, 1991 | 185.00 | 188.50 | 185.00 | 188.00 | 171 | NASDAQ | DALN | Mon, Apr 1, 1991 | 187.00 | 187.50 | 184.50 | 184.50 | 170 | NASDAQ | DALN | Thu, Mar 28, 1991 | 187.00 | 187.50 | 186.50 | 187.00 | 169 | NASDAQ | DALN | Wed, Mar 27, 1991 | 187.50 | 189.00 | 186.00 | 187.50 | 168 | NASDAQ | DALN | Tue, Mar 26, 1991 | 189.50 | 190.00 | 187.00 | 188.00 | 167 | NASDAQ | DALN | Mon, Mar 25, 1991 | 191.00 | 191.00 | 189.00 | 190.00 | 166 | NASDAQ | DALN | Fri, Mar 22, 1991 | 193.00 | 193.00 | 191.00 | 192.25 | 165 | NASDAQ | DALN | Thu, Mar 21, 1991 | 193.50 | 194.50 | 191.50 | 192.50 | 164 | NASDAQ | DALN | Wed, Mar 20, 1991 | 192.00 | 194.50 | 191.50 | 191.50 | 163 | NASDAQ | DALN | Tue, Mar 19, 1991 | 188.00 | 193.50 | 188.00 | 192.50 | 162 | NASDAQ | DALN | Mon, Mar 18, 1991 | 191.00 | 191.50 | 190.00 | 191.00 | 161 | NASDAQ | DALN | Fri, Mar 15, 1991 | 194.00 | 194.00 | 190.00 | 192.00 | 160 | NASDAQ | DALN | Thu, Mar 14, 1991 | 196.00 | 196.50 | 192.50 | 193.00 | 159 | NASDAQ | DALN | Wed, Mar 13, 1991 | 195.50 | 197.00 | 193.50 | 197.00 | 158 | NASDAQ | DALN | Tue, Mar 12, 1991 | 195.50 | 197.00 | 195.00 | 197.00 | 157 | NASDAQ | DALN | Mon, Mar 11, 1991 | 198.50 | 199.50 | 196.00 | 196.50 | 156 | NASDAQ | DALN | Fri, Mar 8, 1991 | 199.00 | 201.00 | 198.50 | 199.00 | 155 | NASDAQ | DALN | Thu, Mar 7, 1991 | 197.00 | 201.50 | 197.00 | 198.00 | 154 | NASDAQ | DALN | Wed, Mar 6, 1991 | 198.00 | 201.00 | 197.00 | 197.00 | 153 | NASDAQ | DALN | Tue, Mar 5, 1991 | 193.50 | 197.00 | 193.00 | 196.50 | 152 | NASDAQ | DALN | Mon, Mar 4, 1991 | 194.50 | 197.00 | 193.50 | 193.50 | 151 | NASDAQ | DALN | Fri, Mar 1, 1991 | 196.00 | 197.50 | 194.50 | 195.00 | 150 | NASDAQ | DALN | Thu, Feb 28, 1991 | 197.50 | 198.00 | 194.50 | 196.50 | 149 | NASDAQ | DALN | Wed, Feb 27, 1991 | 191.00 | 197.50 | 191.00 | 197.50 | 148 | NASDAQ | DALN | Tue, Feb 26, 1991 | 189.50 | 195.00 | 189.50 | 193.00 | 147 | NASDAQ | DALN | Mon, Feb 25, 1991 | 190.50 | 191.50 | 188.50 | 190.50 | 146 | NASDAQ | DALN | Fri, Feb 22, 1991 | 189.00 | 190.50 | 188.00 | 188.50 | 145 | NASDAQ | DALN | Thu, Feb 21, 1991 | 185.50 | 189.00 | 184.00 | 188.50 | 144 | NASDAQ | DALN | Wed, Feb 20, 1991 | 184.00 | 187.00 | 182.00 | 186.00 | 143 | NASDAQ | DALN | Tue, Feb 19, 1991 | 182.00 | 184.50 | 181.00 | 184.00 | 142 | NASDAQ | DALN | Fri, Feb 15, 1991 | 184.00 | 184.00 | 181.00 | 183.50 | 141 | NASDAQ | DALN | Thu, Feb 14, 1991 | 186.50 | 188.50 | 185.00 | 185.00 | 140 | NASDAQ | DALN | Wed, Feb 13, 1991 | 189.00 | 190.00 | 186.00 | 186.50 | 139 | NASDAQ | DALN | Tue, Feb 12, 1991 | 191.50 | 192.50 | 190.00 | 190.00 | 138 | NASDAQ | DALN | Mon, Feb 11, 1991 | 191.50 | 192.50 | 191.00 | 192.50 | 137 | NASDAQ | DALN | Fri, Feb 8, 1991 | 188.00 | 191.50 | 186.50 | 191.50 | 136 | NASDAQ | DALN | Thu, Feb 7, 1991 | 193.00 | 194.00 | 187.50 | 189.00 | 135 | NASDAQ | DALN | Wed, Feb 6, 1991 | 180.00 | 192.00 | 180.00 | 192.00 | 134 | NASDAQ | DALN | Tue, Feb 5, 1991 | 179.50 | 179.50 | 178.00 | 178.00 | 133 | NASDAQ | DALN | Mon, Feb 4, 1991 | 177.50 | 181.00 | 177.50 | 179.00 | 132 | NASDAQ | DALN | Fri, Feb 1, 1991 | 178.50 | 180.00 | 177.50 | 178.00 | 131 | NASDAQ | DALN | Thu, Jan 31, 1991 | 175.00 | 180.00 | 175.00 | 179.00 | 130 | NASDAQ | DALN | Wed, Jan 30, 1991 | 173.00 | 177.00 | 172.50 | 176.00 | 129 | NASDAQ | DALN | Tue, Jan 29, 1991 | 176.00 | 176.00 | 173.00 | 173.00 | 128 | NASDAQ | DALN | Mon, Jan 28, 1991 | 176.00 | 177.50 | 175.50 | 175.50 | 127 | NASDAQ | DALN | Fri, Jan 25, 1991 | 177.50 | 178.00 | 175.50 | 175.50 | 126 | NASDAQ | DALN | Thu, Jan 24, 1991 | 177.50 | 177.50 | 176.00 | 177.50 | 125 | NASDAQ | DALN | Wed, Jan 23, 1991 | 172.00 | 176.50 | 172.00 | 176.50 | 124 | NASDAQ | DALN | Tue, Jan 22, 1991 | 174.00 | 174.00 | 170.00 | 171.50 | 123 | NASDAQ | DALN | Mon, Jan 21, 1991 | 178.50 | 179.50 | 174.00 | 174.00 | 122 | NASDAQ | DALN | Fri, Jan 18, 1991 | 181.00 | 182.00 | 178.00 | 179.00 | 121 | NASDAQ | DALN | Thu, Jan 17, 1991 | 181.50 | 181.50 | 177.00 | 181.00 | 120 | NASDAQ | DALN | Wed, Jan 16, 1991 | 182.50 | 183.50 | 181.00 | 182.50 | 119 | NASDAQ | DALN | Tue, Jan 15, 1991 | 182.00 | 183.00 | 182.00 | 182.50 | 118 | NASDAQ | DALN | Mon, Jan 14, 1991 | 181.00 | 185.50 | 181.00 | 183.00 | 117 | NASDAQ | DALN | Fri, Jan 11, 1991 | 180.00 | 182.00 | 179.50 | 180.50 | 116 | NASDAQ | DALN | Thu, Jan 10, 1991 | 178.50 | 181.00 | 178.00 | 180.00 | 115 | NASDAQ | DALN | Wed, Jan 9, 1991 | 181.50 | 182.50 | 176.00 | 178.00 | 114 | NASDAQ | DALN | Tue, Jan 8, 1991 | 186.00 | 187.00 | 181.50 | 181.50 | 113 | NASDAQ | DALN | Mon, Jan 7, 1991 | 181.00 | 185.50 | 181.00 | 185.00 | 112 | NASDAQ | DALN | Fri, Jan 4, 1991 | 181.00 | 182.00 | 178.00 | 181.00 | 111 | NASDAQ | DALN | Thu, Jan 3, 1991 | 184.50 | 184.50 | 179.50 | 180.00 | 110 | NASDAQ | DALN | Wed, Jan 2, 1991 | 186.00 | 187.00 | 185.00 | 185.00 | 109 | NASDAQ | DALN | Mon, Dec 31, 1990 | 187.50 | 187.50 | 184.50 | 185.50 | 108 | NASDAQ | DALN | Fri, Dec 28, 1990 | 186.00 | 187.00 | 186.00 | 187.00 | 107 | NASDAQ | DALN | Thu, Dec 27, 1990 | 186.50 | 187.00 | 185.50 | 186.00 | 106 | NASDAQ | DALN | Wed, Dec 26, 1990 | 186.50 | 188.00 | 186.00 | 186.00 | 105 | NASDAQ | DALN | Mon, Dec 24, 1990 | 186.00 | 187.00 | 185.50 | 186.50 | 104 | NASDAQ | DALN | Fri, Dec 21, 1990 | 189.50 | 189.50 | 186.00 | 186.50 | 103 | NASDAQ | DALN | Thu, Dec 20, 1990 | 188.00 | 189.50 | 187.50 | 188.50 | 102 | NASDAQ | DALN | Wed, Dec 19, 1990 | 186.00 | 188.00 | 186.00 | 187.50 | 101 | NASDAQ | DALN | Tue, Dec 18, 1990 | 186.00 | 186.00 | 182.00 | 184.50 | 100 | NASDAQ | DALN | Mon, Dec 17, 1990 | 188.00 | 190.00 | 186.00 | 186.00 | 99 | NASDAQ | DALN | Fri, Dec 14, 1990 | 188.50 | 191.50 | 187.50 | 188.00 | 98 | NASDAQ | DALN | Thu, Dec 13, 1990 | 188.00 | 189.00 | 187.00 | 188.50 | 97 | NASDAQ | DALN | Wed, Dec 12, 1990 | 187.50 | 188.50 | 187.50 | 188.50 | 96 | NASDAQ | DALN | Tue, Dec 11, 1990 | 192.00 | 192.50 | 189.00 | 189.00 | 95 | NASDAQ | DALN | Mon, Dec 10, 1990 | 190.50 | 193.50 | 190.50 | 193.00 | 94 | NASDAQ | DALN | Fri, Dec 7, 1990 | 191.00 | 193.00 | 191.00 | 191.50 | 93 | NASDAQ | DALN | Thu, Dec 6, 1990 | 192.00 | 193.00 | 191.50 | 192.00 | 92 | NASDAQ | DALN | Wed, Dec 5, 1990 | 200.50 | 202.50 | 194.00 | 194.00 | 91 | NASDAQ | DALN | Tue, Dec 4, 1990 | 200.00 | 201.00 | 200.00 | 200.50 | 90 | NASDAQ | DALN | Mon, Dec 3, 1990 | 201.00 | 201.00 | 199.00 | 200.50 | 89 | NASDAQ | DALN | Fri, Nov 30, 1990 | 200.00 | 202.00 | 199.50 | 200.50 | 88 | NASDAQ | DALN | Thu, Nov 29, 1990 | 200.00 | 200.50 | 198.00 | 199.50 | 87 | NASDAQ | DALN | Wed, Nov 28, 1990 | 196.50 | 200.00 | 195.50 | 200.00 | 86 | NASDAQ | DALN | Tue, Nov 27, 1990 | 194.00 | 196.50 | 194.00 | 196.00 | 85 | NASDAQ | DALN | Mon, Nov 26, 1990 | 190.50 | 193.50 | 190.00 | 193.50 | 84 | NASDAQ | DALN | Fri, Nov 23, 1990 | 192.00 | 193.00 | 191.00 | 191.50 | 83 | NASDAQ | DALN | Wed, Nov 21, 1990 | 189.50 | 193.50 | 186.50 | 193.00 | 82 | NASDAQ | DALN | Tue, Nov 20, 1990 | 193.00 | 193.50 | 189.50 | 190.50 | 81 | NASDAQ | DALN | Mon, Nov 19, 1990 | 196.00 | 196.00 | 193.00 | 193.50 | 80 | NASDAQ | DALN | Fri, Nov 16, 1990 | 196.50 | 198.50 | 195.50 | 196.00 | 79 | NASDAQ | DALN | Thu, Nov 15, 1990 | 198.00 | 198.00 | 195.50 | 195.50 | 78 | NASDAQ | DALN | Wed, Nov 14, 1990 | 196.00 | 197.50 | 195.00 | 197.50 | 77 | NASDAQ | DALN | Tue, Nov 13, 1990 | 197.00 | 198.50 | 195.50 | 196.00 | 76 | NASDAQ | DALN | Mon, Nov 12, 1990 | 199.50 | 200.00 | 198.00 | 198.00 | 75 | NASDAQ | DALN | Fri, Nov 9, 1990 | 196.50 | 200.50 | 196.50 | 199.50 | 74 | NASDAQ | DALN | Thu, Nov 8, 1990 | 195.50 | 197.00 | 193.50 | 195.50 | 73 | NASDAQ | DALN | Wed, Nov 7, 1990 | 200.50 | 200.50 | 195.00 | 195.00 | 72 | NASDAQ | DALN | Tue, Nov 6, 1990 | 206.50 | 206.50 | 200.00 | 200.50 | 71 | NASDAQ | DALN | Mon, Nov 5, 1990 | 202.00 | 206.50 | 201.50 | 206.50 | 70 | NASDAQ | DALN | Fri, Nov 2, 1990 | 197.00 | 202.00 | 197.00 | 202.00 | 69 | NASDAQ | DALN | Thu, Nov 1, 1990 | 195.50 | 197.50 | 193.00 | 197.50 | 68 | NASDAQ | DALN | Wed, Oct 31, 1990 | 195.50 | 196.00 | 194.50 | 195.50 | 67 | NASDAQ | DALN | Tue, Oct 30, 1990 | 194.00 | 195.50 | 194.00 | 195.00 | 66 | NASDAQ | DALN | Mon, Oct 29, 1990 | 192.50 | 194.50 | 192.50 | 193.50 | 65 | NASDAQ | DALN | Fri, Oct 26, 1990 | 192.00 | 193.50 | 192.00 | 192.50 | 64 | NASDAQ | DALN | Thu, Oct 25, 1990 | 194.00 | 197.00 | 191.50 | 192.00 | 63 | NASDAQ | DALN | Wed, Oct 24, 1990 | 191.50 | 195.00 | 190.50 | 194.00 | 62 | NASDAQ | DALN | Tue, Oct 23, 1990 | 195.50 | 196.00 | 192.00 | 193.00 | 61 | NASDAQ | DALN | Mon, Oct 22, 1990 | 191.00 | 196.00 | 191.00 | 196.00 | 60 | NASDAQ | DALN | Fri, Oct 19, 1990 | 185.50 | 192.50 | 185.00 | 191.50 | 59 | NASDAQ | DALN | Thu, Oct 18, 1990 | 184.50 | 185.50 | 183.00 | 184.50 | 58 | NASDAQ | DALN | Wed, Oct 17, 1990 | 185.50 | 187.50 | 184.50 | 185.00 | 57 | NASDAQ | DALN | Tue, Oct 16, 1990 | 185.00 | 186.50 | 185.00 | 186.50 | 56 | NASDAQ | DALN | Mon, Oct 15, 1990 | 186.00 | 189.00 | 183.50 | 186.00 | 55 | NASDAQ | DALN | Fri, Oct 12, 1990 | 190.50 | 190.50 | 186.00 | 189.00 | 54 | NASDAQ | DALN | Thu, Oct 11, 1990 | 198.50 | 198.50 | 192.00 | 192.00 | 53 | NASDAQ | DALN | Wed, Oct 10, 1990 | 202.00 | 204.00 | 199.00 | 199.50 | 52 | NASDAQ | DALN | Tue, Oct 9, 1990 | 202.50 | 205.50 | 202.00 | 202.50 | 51 | NASDAQ | DALN | Mon, Oct 8, 1990 | 204.00 | 205.00 | 203.00 | 203.50 | 50 | NASDAQ | DALN | Fri, Oct 5, 1990 | 204.00 | 205.00 | 203.00 | 204.50 | 49 | NASDAQ | DALN | Thu, Oct 4, 1990 | 203.00 | 205.00 | 201.50 | 204.50 | 48 | NASDAQ | DALN | Wed, Oct 3, 1990 | 201.50 | 208.00 | 201.50 | 202.50 | 47 | NASDAQ | DALN | Tue, Oct 2, 1990 | 199.00 | 204.00 | 196.50 | 202.50 | 46 | NASDAQ | DALN | Mon, Oct 1, 1990 | 203.00 | 205.50 | 198.50 | 200.00 | 45 | NASDAQ | DALN | Fri, Sep 28, 1990 | 202.00 | 204.00 | 201.00 | 204.00 | 44 | NASDAQ | DALN | Thu, Sep 27, 1990 | 205.50 | 205.50 | 198.50 | 201.50 | 43 | NASDAQ | DALN | Wed, Sep 26, 1990 | 210.50 | 210.50 | 206.00 | 206.00 | 42 | NASDAQ | DALN | Tue, Sep 25, 1990 | 216.00 | 216.50 | 209.00 | 210.50 | 41 | NASDAQ | DALN | Mon, Sep 24, 1990 | 219.50 | 221.50 | 216.00 | 216.00 | 40 | NASDAQ | DALN | Fri, Sep 21, 1990 | 221.00 | 222.00 | 217.00 | 219.50 | 39 | NASDAQ | DALN | Thu, Sep 20, 1990 | 222.00 | 222.00 | 220.00 | 221.50 | 38 | NASDAQ | DALN | Wed, Sep 19, 1990 | 222.00 | 224.00 | 221.00 | 223.00 | 37 | NASDAQ | DALN | Tue, Sep 18, 1990 | 218.00 | 222.00 | 217.00 | 221.50 | 36 | NASDAQ | DALN | Mon, Sep 17, 1990 | 214.50 | 218.00 | 214.50 | 217.50 | 35 | NASDAQ | DALN | Fri, Sep 14, 1990 | 218.00 | 218.00 | 214.00 | 214.50 | 34 | NASDAQ | DALN | Thu, Sep 13, 1990 | 217.50 | 221.00 | 217.00 | 218.00 | 33 | NASDAQ | DALN | Wed, Sep 12, 1990 | 214.00 | 219.00 | 212.50 | 219.00 | 32 | NASDAQ | DALN | Tue, Sep 11, 1990 | 216.00 | 216.50 | 213.50 | 213.50 | 31 | NASDAQ | DALN | Mon, Sep 10, 1990 | 219.50 | 219.50 | 212.50 | 217.00 | 30 | NASDAQ | DALN | Fri, Sep 7, 1990 | 220.00 | 220.00 | 218.00 | 219.50 | 29 | NASDAQ | DALN | Thu, Sep 6, 1990 | 220.00 | 222.00 | 219.00 | 219.50 | 28 | NASDAQ | DALN | Wed, Sep 5, 1990 | 214.00 | 219.00 | 214.00 | 219.00 | 27 | NASDAQ | DALN | Tue, Sep 4, 1990 | 209.50 | 217.00 | 209.50 | 215.00 | 26 | NASDAQ | DALN | Fri, Aug 31, 1990 | 208.00 | 210.00 | 206.00 | 210.00 | 25 | NASDAQ | DALN | Thu, Aug 30, 1990 | 209.50 | 209.50 | 206.50 | 207.00 | 24 | NASDAQ | DALN | Wed, Aug 29, 1990 | 208.50 | 209.50 | 208.00 | 209.50 | 23 | NASDAQ | DALN | Tue, Aug 28, 1990 | 204.50 | 210.00 | 204.00 | 209.50 | 22 | NASDAQ | DALN | Mon, Aug 27, 1990 | 209.00 | 209.50 | 204.00 | 205.50 | 21 | NASDAQ | DALN | Fri, Aug 24, 1990 | 203.00 | 209.00 | 203.00 | 207.50 | 20 | NASDAQ | DALN | Thu, Aug 23, 1990 | 212.00 | 212.00 | 203.00 | 204.00 | 19 | NASDAQ | DALN | Wed, Aug 22, 1990 | 210.50 | 212.50 | 207.00 | 212.00 | 18 | NASDAQ | DALN | Tue, Aug 21, 1990 | 217.50 | 217.50 | 207.00 | 210.50 | 17 | NASDAQ | DALN | Mon, Aug 20, 1990 | 212.00 | 218.00 | 211.50 | 218.00 | 16 | NASDAQ | DALN | Fri, Aug 17, 1990 | 207.00 | 212.00 | 206.50 | 211.50 | 15 | NASDAQ | DALN | Thu, Aug 16, 1990 | 207.00 | 208.50 | 206.50 | 207.00 | 14 | NASDAQ | DALN | Wed, Aug 15, 1990 | 206.00 | 207.50 | 206.00 | 207.50 | 13 | NASDAQ | DALN | Tue, Aug 14, 1990 | 208.00 | 208.00 | 206.00 | 206.00 | 12 | NASDAQ | DALN | Mon, Aug 13, 1990 | 207.00 | 207.50 | 206.00 | 207.00 | 11 | NASDAQ | DALN | Fri, Aug 10, 1990 | 206.00 | 208.50 | 206.00 | 206.00 | 10 | NASDAQ | DALN | Thu, Aug 9, 1990 | 207.50 | 209.00 | 205.50 | 205.50 | 9 | NASDAQ | DALN | Wed, Aug 8, 1990 | 208.00 | 208.00 | 203.00 | 207.00 | 8 | NASDAQ | DALN | Tue, Aug 7, 1990 | 206.00 | 211.00 | 204.00 | 211.00 | 7 | NASDAQ | DALN | Mon, Aug 6, 1990 | 213.00 | 216.00 | 210.50 | 212.00 | 6 | NASDAQ | DALN | Fri, Aug 3, 1990 | 207.00 | 214.50 | 204.00 | 208.00 | 5 | NASDAQ | DALN | Thu, Aug 2, 1990 | 207.00 | 208.00 | 204.00 | 208.00 | 4 | NASDAQ | DALN | Wed, Aug 1, 1990 | 197.00 | 198.50 | 195.00 | 196.50 | 3 | NASDAQ | DALN | Tue, Jul 31, 1990 | 195.00 | 197.00 | 195.00 | 196.50 | 2 | NASDAQ | DALN | Mon, Jul 30, 1990 | 195.00 | 198.00 | 193.00 | 194.00 | 1 | NASDAQ | DALN | Fri, Jul 27, 1990 | 193.50 | 196.00 | 191.00 | 195.50 |
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# | Exchange | Symbol | Date | Open | High | Low | Close |
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