Dawson Geophysical Co NASDAQ:DWSN Historical Prices

Below are the 3197 trading days of historical prices for DWSN.

#	Exchange	Symbol	Date	Open	High	Low	Close
3197	NASDAQ	DWSN	Fri, Mar 8, 2024	1.36	1.36	1.27	1.27
3196	NASDAQ	DWSN	Thu, Mar 7, 2024	1.38	1.40	1.38	1.39
3195	NASDAQ	DWSN	Wed, Mar 6, 2024	1.35	1.45	1.28	1.37
3194	NASDAQ	DWSN	Tue, Mar 5, 2024	1.40	1.41	1.28	1.28
3193	NASDAQ	DWSN	Mon, Mar 4, 2024	1.32	1.43	1.32	1.43
3192	NASDAQ	DWSN	Fri, Mar 1, 2024	1.35	1.35	1.32	1.32
3191	NASDAQ	DWSN	Thu, Feb 29, 2024	1.42	1.50	1.31	1.32
3190	NASDAQ	DWSN	Wed, Feb 28, 2024	1.49	1.49	1.35	1.35
3189	NASDAQ	DWSN	Tue, Feb 27, 2024	1.40	1.57	1.40	1.43
3188	NASDAQ	DWSN	Mon, Feb 26, 2024	1.43	1.51	1.42	1.42
3187	NASDAQ	DWSN	Fri, Feb 23, 2024	1.56	1.57	1.46	1.57
3186	NASDAQ	DWSN	Thu, Feb 22, 2024	1.58	1.60	1.42	1.59
3185	NASDAQ	DWSN	Wed, Feb 21, 2024	1.49	1.57	1.48	1.57
3184	NASDAQ	DWSN	Tue, Feb 20, 2024	1.53	1.60	1.53	1.53
3183	NASDAQ	DWSN	Fri, Feb 16, 2024	1.54	1.57	1.41	1.53
3182	NASDAQ	DWSN	Thu, Feb 15, 2024	1.56	1.61	1.53	1.53
3181	NASDAQ	DWSN	Wed, Feb 14, 2024	1.65	1.69	1.56	1.59
3180	NASDAQ	DWSN	Tue, Feb 13, 2024	1.60	1.68	1.50	1.55
3179	NASDAQ	DWSN	Mon, Feb 12, 2024	1.63	1.70	1.59	1.60
3178	NASDAQ	DWSN	Fri, Feb 9, 2024	1.53	1.66	1.53	1.59
3177	NASDAQ	DWSN	Thu, Feb 8, 2024	1.53	1.79	1.52	1.55
3176	NASDAQ	DWSN	Wed, Feb 7, 2024	1.73	1.73	1.70	1.70
3175	NASDAQ	DWSN	Tue, Feb 6, 2024	1.61	1.61	1.60	1.60
3174	NASDAQ	DWSN	Mon, Feb 5, 2024	1.59	1.76	1.59	1.73
3173	NASDAQ	DWSN	Fri, Feb 2, 2024	1.73	1.77	1.68	1.77
3172	NASDAQ	DWSN	Thu, Feb 1, 2024	1.75	1.77	1.68	1.69
3171	NASDAQ	DWSN	Wed, Jan 31, 2024	1.69	1.74	1.68	1.74
3170	NASDAQ	DWSN	Tue, Jan 30, 2024	1.73	1.74	1.68	1.73
3169	NASDAQ	DWSN	Mon, Jan 29, 2024	1.69	1.73	1.55	1.73
3168	NASDAQ	DWSN	Fri, Jan 26, 2024	1.70	1.73	1.62	1.72
3167	NASDAQ	DWSN	Thu, Jan 25, 2024	1.61	1.61	1.61	1.61
3166	NASDAQ	DWSN	Wed, Jan 24, 2024	1.68	1.68	1.61	1.61
3165	NASDAQ	DWSN	Tue, Jan 23, 2024	1.56	1.69	1.56	1.61
3164	NASDAQ	DWSN	Mon, Jan 22, 2024	1.69	1.69	1.63	1.68
3163	NASDAQ	DWSN	Fri, Jan 19, 2024	1.56	1.69	1.56	1.63
3162	NASDAQ	DWSN	Thu, Jan 18, 2024	1.63	1.63	1.57	1.60
3161	NASDAQ	DWSN	Wed, Jan 17, 2024	1.69	1.73	1.62	1.62
3160	NASDAQ	DWSN	Tue, Jan 16, 2024	1.57	1.65	1.57	1.65
3159	NASDAQ	DWSN	Fri, Jan 12, 2024	1.65	1.66	1.60	1.60
3158	NASDAQ	DWSN	Thu, Jan 11, 2024	1.62	1.62	1.62	1.62
3157	NASDAQ	DWSN	Wed, Jan 10, 2024	1.67	1.67	1.65	1.65
3156	NASDAQ	DWSN	Tue, Jan 9, 2024	1.62	1.68	1.62	1.68
3155	NASDAQ	DWSN	Mon, Jan 8, 2024	1.64	1.68	1.63	1.63
3154	NASDAQ	DWSN	Fri, Jan 5, 2024	1.74	1.83	1.61	1.62
3153	NASDAQ	DWSN	Wed, Jan 3, 2024	1.79	1.79	1.62	1.62
3152	NASDAQ	DWSN	Tue, Jan 2, 2024	1.83	1.83	1.74	1.74
3151	NASDAQ	DWSN	Fri, Dec 29, 2023	1.75	1.89	1.75	1.83
3150	NASDAQ	DWSN	Thu, Dec 28, 2023	1.84	1.93	1.75	1.84
3149	NASDAQ	DWSN	Wed, Dec 27, 2023	1.81	1.88	1.73	1.85
3148	NASDAQ	DWSN	Tue, Dec 26, 2023	1.83	1.94	1.70	1.70
3147	NASDAQ	DWSN	Fri, Dec 22, 2023	1.80	1.84	1.61	1.70
3146	NASDAQ	DWSN	Wed, Dec 20, 2023	1.85	1.85	1.57	1.72
3145	NASDAQ	DWSN	Tue, Dec 19, 2023	1.91	1.91	1.56	1.80
3144	NASDAQ	DWSN	Mon, Dec 18, 2023	1.74	1.93	1.63	1.63
3143	NASDAQ	DWSN	Fri, Dec 15, 2023	1.60	1.73	1.45	1.73
3142	NASDAQ	DWSN	Thu, Dec 14, 2023	1.46	1.60	1.41	1.59
3141	NASDAQ	DWSN	Wed, Dec 13, 2023	1.48	1.60	1.36	1.52
3140	NASDAQ	DWSN	Tue, Dec 12, 2023	1.56	1.59	1.43	1.48
3139	NASDAQ	DWSN	Mon, Dec 11, 2023	1.59	1.59	1.45	1.55
3138	NASDAQ	DWSN	Fri, Dec 8, 2023	1.60	1.60	1.38	1.44
3137	NASDAQ	DWSN	Thu, Dec 7, 2023	1.37	1.59	1.37	1.55
3136	NASDAQ	DWSN	Wed, Dec 6, 2023	1.55	1.60	1.55	1.58
3135	NASDAQ	DWSN	Tue, Dec 5, 2023	1.58	1.66	1.55	1.55
3134	NASDAQ	DWSN	Mon, Dec 4, 2023	1.55	1.68	1.55	1.55
3133	NASDAQ	DWSN	Fri, Dec 1, 2023	1.60	1.61	1.55	1.56
3132	NASDAQ	DWSN	Thu, Nov 30, 2023	1.56	1.62	1.55	1.57
3131	NASDAQ	DWSN	Wed, Nov 29, 2023	1.61	1.61	1.55	1.56
3130	NASDAQ	DWSN	Tue, Nov 28, 2023	1.57	1.64	1.55	1.63
3129	NASDAQ	DWSN	Mon, Nov 27, 2023	1.45	1.60	1.45	1.57
3128	NASDAQ	DWSN	Fri, Nov 24, 2023	1.58	1.58	1.56	1.57
3127	NASDAQ	DWSN	Wed, Nov 22, 2023	1.50	1.59	1.48	1.59
3126	NASDAQ	DWSN	Tue, Nov 21, 2023	1.50	1.55	1.46	1.46
3125	NASDAQ	DWSN	Mon, Nov 20, 2023	1.41	1.59	1.41	1.41
3124	NASDAQ	DWSN	Fri, Nov 17, 2023	1.55	1.55	1.49	1.49
3123	NASDAQ	DWSN	Thu, Nov 16, 2023	1.55	1.59	1.47	1.55
3122	NASDAQ	DWSN	Wed, Nov 15, 2023	1.63	1.63	1.55	1.55
3121	NASDAQ	DWSN	Tue, Nov 14, 2023	1.68	1.68	1.56	1.56
3120	NASDAQ	DWSN	Mon, Nov 13, 2023	1.70	1.70	1.55	1.69
3119	NASDAQ	DWSN	Fri, Nov 10, 2023	1.61	1.68	1.60	1.68
3118	NASDAQ	DWSN	Thu, Nov 9, 2023	1.70	1.70	1.60	1.60
3117	NASDAQ	DWSN	Wed, Nov 8, 2023	1.68	1.73	1.61	1.64
3116	NASDAQ	DWSN	Tue, Nov 7, 2023	1.65	1.65	1.65	1.65
3115	NASDAQ	DWSN	Mon, Nov 6, 2023	1.61	1.63	1.61	1.63
3114	NASDAQ	DWSN	Fri, Nov 3, 2023	1.69	1.75	1.67	1.67
3113	NASDAQ	DWSN	Thu, Nov 2, 2023	1.76	1.80	1.67	1.67
3112	NASDAQ	DWSN	Wed, Nov 1, 2023	1.60	1.65	1.55	1.64
3111	NASDAQ	DWSN	Tue, Oct 31, 2023	1.70	1.70	1.55	1.60
3110	NASDAQ	DWSN	Mon, Oct 30, 2023	1.71	1.72	1.60	1.60
3109	NASDAQ	DWSN	Fri, Oct 27, 2023	1.55	1.72	1.55	1.61
3108	NASDAQ	DWSN	Thu, Oct 26, 2023	1.75	1.75	1.60	1.69
3107	NASDAQ	DWSN	Wed, Oct 25, 2023	1.82	1.84	1.50	1.74
3106	NASDAQ	DWSN	Tue, Oct 24, 2023	1.75	1.77	1.75	1.77
3105	NASDAQ	DWSN	Mon, Oct 23, 2023	1.95	1.95	1.76	1.88
3104	NASDAQ	DWSN	Fri, Oct 20, 2023	1.91	1.91	1.76	1.82
3103	NASDAQ	DWSN	Thu, Oct 19, 2023	2.25	2.26	1.90	1.93
3102	NASDAQ	DWSN	Wed, Oct 18, 2023	2.36	2.36	2.33	2.33
3101	NASDAQ	DWSN	Tue, Oct 17, 2023	2.33	2.42	2.25	2.26
3100	NASDAQ	DWSN	Mon, Oct 16, 2023	2.31	2.41	2.31	2.31
3099	NASDAQ	DWSN	Fri, Oct 13, 2023	2.35	2.35	2.35	2.35
3098	NASDAQ	DWSN	Thu, Oct 12, 2023	2.26	2.34	2.25	2.34
3097	NASDAQ	DWSN	Wed, Oct 11, 2023	2.22	2.40	2.22	2.27
3096	NASDAQ	DWSN	Tue, Oct 10, 2023	2.28	2.43	2.28	2.29
3095	NASDAQ	DWSN	Mon, Oct 9, 2023	2.36	2.43	2.22	2.28
3094	NASDAQ	DWSN	Fri, Oct 6, 2023	2.43	2.43	2.22	2.34
3093	NASDAQ	DWSN	Thu, Oct 5, 2023	2.11	2.43	2.11	2.43
3092	NASDAQ	DWSN	Wed, Oct 4, 2023	2.33	2.34	2.01	2.21
3091	NASDAQ	DWSN	Tue, Oct 3, 2023	2.35	2.48	2.20	2.28
3090	NASDAQ	DWSN	Mon, Oct 2, 2023	2.29	2.37	2.28	2.37
3089	NASDAQ	DWSN	Fri, Sep 29, 2023	2.34	2.48	2.21	2.32
3088	NASDAQ	DWSN	Thu, Sep 28, 2023	2.40	2.47	2.21	2.26
3087	NASDAQ	DWSN	Wed, Sep 27, 2023	2.26	2.55	1.90	2.31
3086	NASDAQ	DWSN	Tue, Sep 26, 2023	2.42	2.45	2.34	2.35
3085	NASDAQ	DWSN	Mon, Sep 25, 2023	2.49	2.49	2.42	2.42
3084	NASDAQ	DWSN	Fri, Sep 22, 2023	2.42	2.49	2.42	2.49
3083	NASDAQ	DWSN	Thu, Sep 21, 2023	2.40	2.64	2.40	2.40
3082	NASDAQ	DWSN	Wed, Sep 20, 2023	2.51	2.52	2.37	2.45
3081	NASDAQ	DWSN	Tue, Sep 19, 2023	2.50	2.65	2.37	2.48
3080	NASDAQ	DWSN	Mon, Sep 18, 2023	2.44	2.45	2.34	2.45
3079	NASDAQ	DWSN	Fri, Sep 15, 2023	2.35	2.36	2.24	2.36
3078	NASDAQ	DWSN	Thu, Sep 14, 2023	2.10	2.27	2.10	2.27
3077	NASDAQ	DWSN	Wed, Sep 13, 2023	2.10	2.23	2.10	2.23
3076	NASDAQ	DWSN	Tue, Sep 12, 2023	2.20	2.22	2.10	2.11
3075	NASDAQ	DWSN	Mon, Sep 11, 2023	2.25	2.25	2.25	2.25
3074	NASDAQ	DWSN	Fri, Sep 8, 2023	2.14	2.14	2.05	2.05
3073	NASDAQ	DWSN	Thu, Sep 7, 2023	2.14	2.18	2.03	2.11
3072	NASDAQ	DWSN	Wed, Sep 6, 2023	2.04	2.04	2.03	2.04
3071	NASDAQ	DWSN	Tue, Sep 5, 2023	2.18	2.18	2.05	2.10
3070	NASDAQ	DWSN	Fri, Sep 1, 2023	2.08	2.15	1.89	2.09
3069	NASDAQ	DWSN	Thu, Aug 31, 2023	2.00	2.07	1.96	2.00
3068	NASDAQ	DWSN	Wed, Aug 30, 2023	1.89	2.00	1.89	2.00
3067	NASDAQ	DWSN	Tue, Aug 29, 2023	1.86	1.89	1.86	1.89
3066	NASDAQ	DWSN	Mon, Aug 28, 2023	1.89	2.00	1.84	1.84
3065	NASDAQ	DWSN	Fri, Aug 25, 2023	1.85	1.92	1.85	1.86
3064	NASDAQ	DWSN	Thu, Aug 24, 2023	1.79	1.82	1.79	1.81
3063	NASDAQ	DWSN	Wed, Aug 23, 2023	1.89	1.89	1.80	1.81
3062	NASDAQ	DWSN	Tue, Aug 22, 2023	1.79	2.00	1.78	1.86
3061	NASDAQ	DWSN	Mon, Aug 21, 2023	1.96	1.96	1.77	1.83
3060	NASDAQ	DWSN	Fri, Aug 18, 2023	1.88	2.00	1.76	1.91
3059	NASDAQ	DWSN	Thu, Aug 17, 2023	1.71	1.85	1.71	1.85
3058	NASDAQ	DWSN	Wed, Aug 16, 2023	1.52	1.74	1.52	1.74
3057	NASDAQ	DWSN	Tue, Aug 15, 2023	1.52	1.72	1.52	1.70
3056	NASDAQ	DWSN	Mon, Aug 14, 2023	1.50	1.67	1.46	1.50
3055	NASDAQ	DWSN	Fri, Aug 11, 2023	1.60	1.60	1.45	1.55
3054	NASDAQ	DWSN	Thu, Aug 10, 2023	1.75	1.75	1.50	1.60
3053	NASDAQ	DWSN	Wed, Aug 9, 2023	1.83	1.84	1.60	1.66
3052	NASDAQ	DWSN	Tue, Aug 8, 2023	1.90	1.90	1.74	1.84
3051	NASDAQ	DWSN	Mon, Aug 7, 2023	1.88	1.88	1.74	1.74
3050	NASDAQ	DWSN	Fri, Aug 4, 2023	1.84	1.84	1.81	1.81
3049	NASDAQ	DWSN	Thu, Aug 3, 2023	1.90	1.94	1.90	1.93
3048	NASDAQ	DWSN	Wed, Aug 2, 2023	1.76	1.93	1.75	1.93
3047	NASDAQ	DWSN	Tue, Aug 1, 2023	1.85	1.85	1.78	1.79
3046	NASDAQ	DWSN	Mon, Jul 31, 2023	1.93	1.93	1.78	1.81
3045	NASDAQ	DWSN	Fri, Jul 28, 2023	1.92	1.92	1.92	1.92
3044	NASDAQ	DWSN	Thu, Jul 27, 2023	1.92	1.92	1.92	1.92
3043	NASDAQ	DWSN	Wed, Jul 26, 2023	1.92	1.97	1.92	1.97
3042	NASDAQ	DWSN	Tue, Jul 25, 2023	1.93	1.93	1.92	1.92
3041	NASDAQ	DWSN	Mon, Jul 24, 2023	2.02	2.02	1.92	1.92
3040	NASDAQ	DWSN	Fri, Jul 21, 2023	1.99	2.01	1.97	1.97
3039	NASDAQ	DWSN	Thu, Jul 20, 2023	2.03	2.03	1.76	1.76
3038	NASDAQ	DWSN	Wed, Jul 19, 2023	1.82	2.06	1.78	1.80
3037	NASDAQ	DWSN	Tue, Jul 18, 2023	1.81	2.06	1.81	1.95
3036	NASDAQ	DWSN	Fri, Jul 14, 2023	2.01	2.02	1.98	2.02
3035	NASDAQ	DWSN	Thu, Jul 13, 2023	1.95	1.95	1.76	1.92
3034	NASDAQ	DWSN	Tue, Jul 11, 2023	1.91	1.94	1.91	1.94
3033	NASDAQ	DWSN	Mon, Jul 10, 2023	1.92	1.92	1.92	1.92
3032	NASDAQ	DWSN	Fri, Jul 7, 2023	1.86	1.92	1.86	1.86
3031	NASDAQ	DWSN	Thu, Jul 6, 2023	1.84	1.87	1.76	1.77
3030	NASDAQ	DWSN	Wed, Jul 5, 2023	1.89	1.91	1.89	1.91
3029	NASDAQ	DWSN	Mon, Jul 3, 2023	1.84	1.84	1.78	1.80
3028	NASDAQ	DWSN	Fri, Jun 30, 2023	1.95	2.03	1.95	2.03
3027	NASDAQ	DWSN	Thu, Jun 29, 2023	1.92	2.09	1.80	1.80
3026	NASDAQ	DWSN	Wed, Jun 28, 2023	1.92	1.92	1.92	1.92
3025	NASDAQ	DWSN	Tue, Jun 27, 2023	1.85	1.85	1.84	1.84
3024	NASDAQ	DWSN	Mon, Jun 26, 2023	1.89	1.89	1.80	1.80
3023	NASDAQ	DWSN	Fri, Jun 23, 2023	1.86	1.87	1.85	1.85
3022	NASDAQ	DWSN	Thu, Jun 22, 2023	1.84	1.85	1.84	1.85
3021	NASDAQ	DWSN	Wed, Jun 21, 2023	1.99	2.09	1.88	1.88
3020	NASDAQ	DWSN	Tue, Jun 20, 2023	2.00	2.12	1.89	1.89
3019	NASDAQ	DWSN	Fri, Jun 16, 2023	2.00	2.00	1.89	1.89
3018	NASDAQ	DWSN	Thu, Jun 15, 2023	2.25	2.25	2.00	2.02
3017	NASDAQ	DWSN	Wed, Jun 14, 2023	2.16	2.25	2.09	2.09
3016	NASDAQ	DWSN	Tue, Jun 13, 2023	1.90	2.22	1.90	2.06
3015	NASDAQ	DWSN	Mon, Jun 12, 2023	2.00	2.06	1.94	2.06
3014	NASDAQ	DWSN	Fri, Jun 9, 2023	1.94	2.04	1.84	1.84
3013	NASDAQ	DWSN	Thu, Jun 8, 2023	1.92	2.01	1.88	2.01
3012	NASDAQ	DWSN	Wed, Jun 7, 2023	1.88	1.88	1.87	1.87
3011	NASDAQ	DWSN	Tue, Jun 6, 2023	1.87	1.89	1.87	1.88
3010	NASDAQ	DWSN	Mon, Jun 5, 2023	2.03	2.04	1.81	1.84
3009	NASDAQ	DWSN	Fri, Jun 2, 2023	1.97	1.98	1.76	1.76
3008	NASDAQ	DWSN	Thu, Jun 1, 2023	1.90	2.07	1.79	2.07
3007	NASDAQ	DWSN	Wed, May 31, 2023	2.04	2.10	1.76	1.94
3006	NASDAQ	DWSN	Fri, May 26, 2023	2.04	2.04	2.04	2.04
3005	NASDAQ	DWSN	Thu, May 25, 2023	2.05	2.05	2.03	2.03
3004	NASDAQ	DWSN	Wed, May 24, 2023	2.04	2.04	2.04	2.04
3003	NASDAQ	DWSN	Tue, May 23, 2023	2.10	2.10	2.10	2.10
3002	NASDAQ	DWSN	Mon, May 22, 2023	2.06	2.10	2.06	2.10
3001	NASDAQ	DWSN	Fri, May 19, 2023	2.07	2.08	2.05	2.06
3000	NASDAQ	DWSN	Thu, May 18, 2023	2.02	2.02	2.02	2.02
2999	NASDAQ	DWSN	Wed, May 17, 2023	1.86	1.86	1.86	1.86
2998	NASDAQ	DWSN	Tue, May 16, 2023	1.75	1.78	1.75	1.76
2997	NASDAQ	DWSN	Mon, May 15, 2023	1.80	1.86	1.77	1.77
2996	NASDAQ	DWSN	Fri, May 12, 2023	1.89	1.89	1.85	1.85
2995	NASDAQ	DWSN	Thu, May 11, 2023	1.96	1.96	1.89	1.89
2994	NASDAQ	DWSN	Tue, May 9, 2023	1.86	1.87	1.86	1.87
2993	NASDAQ	DWSN	Mon, May 8, 2023	2.06	2.06	1.92	1.97
2992	NASDAQ	DWSN	Fri, May 5, 2023	2.04	2.04	2.01	2.01
2991	NASDAQ	DWSN	Thu, May 4, 2023	2.08	2.08	1.96	1.96
2990	NASDAQ	DWSN	Wed, May 3, 2023	1.93	2.03	1.80	1.89
2989	NASDAQ	DWSN	Tue, May 2, 2023	2.06	2.08	1.92	1.95
2988	NASDAQ	DWSN	Mon, May 1, 2023	2.06	2.06	2.00	2.00
2987	NASDAQ	DWSN	Fri, Apr 28, 2023	2.03	2.03	1.82	1.91
2986	NASDAQ	DWSN	Wed, Apr 26, 2023	1.82	1.87	1.82	1.83
2985	NASDAQ	DWSN	Tue, Apr 25, 2023	1.92	1.95	1.92	1.95
2984	NASDAQ	DWSN	Mon, Apr 24, 2023	2.07	2.07	1.84	1.99
2983	NASDAQ	DWSN	Fri, Apr 21, 2023	1.90	1.90	1.90	1.90
2982	NASDAQ	DWSN	Wed, Apr 19, 2023	1.90	1.90	1.90	1.90
2981	NASDAQ	DWSN	Tue, Apr 18, 2023	1.88	1.88	1.83	1.83
2980	NASDAQ	DWSN	Mon, Apr 17, 2023	1.86	1.92	1.86	1.91
2979	NASDAQ	DWSN	Fri, Apr 14, 2023	1.89	1.94	1.89	1.94
2978	NASDAQ	DWSN	Thu, Apr 13, 2023	1.99	1.99	1.89	1.89
2977	NASDAQ	DWSN	Wed, Apr 12, 2023	1.86	2.00	1.86	2.00
2976	NASDAQ	DWSN	Tue, Apr 11, 2023	1.86	1.94	1.86	1.91
2975	NASDAQ	DWSN	Mon, Apr 10, 2023	1.85	1.98	1.83	1.93
2974	NASDAQ	DWSN	Thu, Apr 6, 2023	1.95	1.95	1.83	1.83
2973	NASDAQ	DWSN	Wed, Apr 5, 2023	1.75	1.95	1.75	1.94
2972	NASDAQ	DWSN	Tue, Apr 4, 2023	1.62	1.62	1.62	1.62
2971	NASDAQ	DWSN	Mon, Apr 3, 2023	1.80	1.80	1.80	1.80
2970	NASDAQ	DWSN	Thu, Mar 30, 2023	1.51	1.62	1.51	1.55
2969	NASDAQ	DWSN	Wed, Mar 29, 2023	1.89	1.89	1.63	1.63
2968	NASDAQ	DWSN	Tue, Mar 28, 2023	1.90	1.90	1.80	1.82
2967	NASDAQ	DWSN	Mon, Mar 27, 2023	1.83	1.83	1.60	1.60
2966	NASDAQ	DWSN	Fri, Mar 24, 2023	1.67	1.67	1.55	1.58
2965	NASDAQ	DWSN	Thu, Mar 23, 2023	1.90	1.90	1.66	1.67
2964	NASDAQ	DWSN	Wed, Mar 22, 2023	1.81	1.90	1.81	1.87
2963	NASDAQ	DWSN	Tue, Mar 21, 2023	1.62	1.89	1.52	1.74
2962	NASDAQ	DWSN	Mon, Mar 20, 2023	1.90	1.90	1.60	1.60
2961	NASDAQ	DWSN	Fri, Mar 17, 2023	1.63	1.85	1.63	1.85
2960	NASDAQ	DWSN	Wed, Mar 15, 2023	1.46	1.65	1.44	1.44
2959	NASDAQ	DWSN	Tue, Mar 14, 2023	1.54	1.54	1.44	1.44
2958	NASDAQ	DWSN	Mon, Mar 13, 2023	1.44	1.68	1.44	1.58
2957	NASDAQ	DWSN	Fri, Mar 10, 2023	1.69	1.69	1.49	1.49
2956	NASDAQ	DWSN	Thu, Mar 9, 2023	1.50	1.52	1.48	1.51
2955	NASDAQ	DWSN	Wed, Mar 8, 2023	1.51	1.69	1.51	1.52
2954	NASDAQ	DWSN	Tue, Mar 7, 2023	1.52	1.52	1.47	1.48
2953	NASDAQ	DWSN	Mon, Mar 6, 2023	1.50	1.50	1.48	1.48
2952	NASDAQ	DWSN	Fri, Mar 3, 2023	1.51	1.58	1.50	1.50
2951	NASDAQ	DWSN	Thu, Mar 2, 2023	1.51	1.59	1.50	1.59
2950	NASDAQ	DWSN	Wed, Mar 1, 2023	1.75	1.78	1.60	1.61
2949	NASDAQ	DWSN	Tue, Feb 28, 2023	1.45	1.73	1.37	1.65
2948	NASDAQ	DWSN	Mon, Feb 27, 2023	1.38	1.38	1.38	1.38
2947	NASDAQ	DWSN	Fri, Feb 24, 2023	1.40	1.75	1.29	1.38
2946	NASDAQ	DWSN	Thu, Feb 23, 2023	1.58	1.71	1.55	1.55
2945	NASDAQ	DWSN	Wed, Feb 22, 2023	1.35	1.63	1.35	1.41
2944	NASDAQ	DWSN	Tue, Feb 21, 2023	1.28	1.33	1.28	1.33
2943	NASDAQ	DWSN	Fri, Feb 17, 2023	1.32	1.32	1.32	1.32
2942	NASDAQ	DWSN	Thu, Feb 16, 2023	1.33	1.34	1.33	1.33
2941	NASDAQ	DWSN	Wed, Feb 15, 2023	1.28	1.33	1.28	1.32
2940	NASDAQ	DWSN	Tue, Feb 14, 2023	1.36	1.40	1.29	1.40
2939	NASDAQ	DWSN	Mon, Feb 13, 2023	1.37	1.44	1.37	1.38
2938	NASDAQ	DWSN	Fri, Feb 10, 2023	1.38	1.45	1.28	1.31
2937	NASDAQ	DWSN	Thu, Feb 9, 2023	1.60	1.63	1.32	1.37
2936	NASDAQ	DWSN	Wed, Feb 8, 2023	1.50	1.79	1.50	1.57
2935	NASDAQ	DWSN	Thu, Feb 2, 2023	1.68	1.74	1.55	1.62
2934	NASDAQ	DWSN	Wed, Feb 1, 2023	1.67	1.83	1.66	1.68
2933	NASDAQ	DWSN	Tue, Jan 31, 2023	1.67	1.78	1.60	1.60
2932	NASDAQ	DWSN	Mon, Jan 30, 2023	1.55	1.64	1.55	1.62
2931	NASDAQ	DWSN	Fri, Jan 27, 2023	1.58	1.65	1.54	1.55
2930	NASDAQ	DWSN	Thu, Jan 26, 2023	1.54	1.54	1.54	1.54
2929	NASDAQ	DWSN	Tue, Jan 24, 2023	1.51	1.61	1.51	1.61
2928	NASDAQ	DWSN	Mon, Jan 23, 2023	1.55	1.63	1.55	1.55
2927	NASDAQ	DWSN	Fri, Jan 20, 2023	1.63	1.63	1.51	1.51
2926	NASDAQ	DWSN	Thu, Jan 19, 2023	1.56	1.56	1.56	1.56
2925	NASDAQ	DWSN	Wed, Jan 18, 2023	1.65	1.68	1.57	1.60
2924	NASDAQ	DWSN	Tue, Jan 17, 2023	1.64	1.71	1.56	1.58
2923	NASDAQ	DWSN	Fri, Jan 13, 2023	1.73	1.73	1.64	1.64
2922	NASDAQ	DWSN	Thu, Jan 12, 2023	1.90	1.90	1.55	1.70
2921	NASDAQ	DWSN	Wed, Jan 11, 2023	1.96	1.96	1.90	1.90
2920	NASDAQ	DWSN	Tue, Jan 10, 2023	1.94	1.94	1.90	1.94
2919	NASDAQ	DWSN	Mon, Jan 9, 2023	1.91	1.93	1.90	1.90
2918	NASDAQ	DWSN	Fri, Jan 6, 2023	1.95	1.95	1.90	1.90
2917	NASDAQ	DWSN	Thu, Jan 5, 2023	2.03	2.03	2.03	2.03
2916	NASDAQ	DWSN	Wed, Jan 4, 2023	1.94	2.06	1.94	2.06
2915	NASDAQ	DWSN	Tue, Jan 3, 2023	1.98	1.98	1.98	1.98
2914	NASDAQ	DWSN	Fri, Dec 30, 2022	2.17	2.22	1.90	1.96
2913	NASDAQ	DWSN	Thu, Dec 29, 2022	1.97	2.20	1.97	2.20
2912	NASDAQ	DWSN	Wed, Dec 28, 2022	2.09	2.09	1.97	2.00
2911	NASDAQ	DWSN	Tue, Dec 27, 2022	2.07	2.22	2.07	2.15
2910	NASDAQ	DWSN	Fri, Dec 23, 2022	2.05	2.10	2.05	2.10
2909	NASDAQ	DWSN	Thu, Dec 22, 2022	1.93	2.05	1.92	2.05
2908	NASDAQ	DWSN	Wed, Dec 21, 2022	1.94	1.94	1.94	1.94
2907	NASDAQ	DWSN	Tue, Dec 20, 2022	1.92	1.95	1.92	1.94
2906	NASDAQ	DWSN	Mon, Dec 19, 2022	2.02	2.06	1.92	1.93
2905	NASDAQ	DWSN	Fri, Dec 16, 2022	2.14	2.28	1.90	1.91
2904	NASDAQ	DWSN	Thu, Dec 15, 2022	2.05	2.25	2.00	2.14
2903	NASDAQ	DWSN	Wed, Dec 14, 2022	2.09	2.14	2.00	2.00
2902	NASDAQ	DWSN	Tue, Dec 13, 2022	2.13	2.13	2.13	2.13
2901	NASDAQ	DWSN	Mon, Dec 12, 2022	2.18	2.23	2.10	2.23
2900	NASDAQ	DWSN	Fri, Dec 9, 2022	2.15	2.15	2.15	2.15
2899	NASDAQ	DWSN	Thu, Dec 8, 2022	2.15	2.15	2.01	2.14
2898	NASDAQ	DWSN	Wed, Dec 7, 2022	2.10	2.10	2.10	2.10
2897	NASDAQ	DWSN	Tue, Dec 6, 2022	2.05	2.07	1.98	2.07
2896	NASDAQ	DWSN	Mon, Dec 5, 2022	2.00	2.07	1.95	2.07
2895	NASDAQ	DWSN	Thu, Dec 1, 2022	2.02	2.02	1.94	2.02
2894	NASDAQ	DWSN	Tue, Nov 29, 2022	1.99	1.99	1.96	1.96
2893	NASDAQ	DWSN	Mon, Nov 28, 2022	2.07	2.07	1.93	2.06
2892	NASDAQ	DWSN	Wed, Nov 23, 2022	2.01	2.01	2.01	2.01
2891	NASDAQ	DWSN	Tue, Nov 22, 2022	1.99	2.05	1.99	2.00
2890	NASDAQ	DWSN	Mon, Nov 21, 2022	1.99	2.10	1.99	2.10
2889	NASDAQ	DWSN	Thu, Nov 17, 2022	2.06	2.06	2.06	2.06
2888	NASDAQ	DWSN	Wed, Nov 16, 2022	2.00	2.08	1.98	2.08
2887	NASDAQ	DWSN	Tue, Nov 15, 2022	2.08	2.08	1.99	1.99
2886	NASDAQ	DWSN	Mon, Nov 14, 2022	2.09	2.09	2.09	2.09
2885	NASDAQ	DWSN	Fri, Nov 11, 2022	2.10	2.10	2.10	2.10
2884	NASDAQ	DWSN	Thu, Nov 10, 2022	2.02	2.09	2.00	2.08
2883	NASDAQ	DWSN	Wed, Nov 9, 2022	1.94	2.00	1.90	2.00
2882	NASDAQ	DWSN	Tue, Nov 8, 2022	1.92	1.92	1.92	1.92
2881	NASDAQ	DWSN	Mon, Nov 7, 2022	1.93	2.09	1.93	2.09
2880	NASDAQ	DWSN	Fri, Nov 4, 2022	2.06	2.06	1.90	1.90
2879	NASDAQ	DWSN	Thu, Nov 3, 2022	1.96	2.06	1.96	2.06
2878	NASDAQ	DWSN	Wed, Nov 2, 2022	1.95	1.95	1.95	1.95
2877	NASDAQ	DWSN	Tue, Nov 1, 2022	1.96	1.96	1.90	1.91
2876	NASDAQ	DWSN	Mon, Oct 31, 2022	1.90	2.01	1.90	1.96
2875	NASDAQ	DWSN	Fri, Oct 28, 2022	1.91	1.91	1.91	1.91
2874	NASDAQ	DWSN	Thu, Oct 27, 2022	1.94	1.99	1.92	1.99
2873	NASDAQ	DWSN	Wed, Oct 26, 2022	1.87	1.90	1.87	1.90
2872	NASDAQ	DWSN	Tue, Oct 25, 2022	1.81	1.90	1.77	1.77
2871	NASDAQ	DWSN	Mon, Oct 24, 2022	1.82	1.82	1.76	1.77
2870	NASDAQ	DWSN	Fri, Oct 21, 2022	1.75	1.78	1.75	1.78
2869	NASDAQ	DWSN	Thu, Oct 20, 2022	1.77	1.77	1.62	1.62
2868	NASDAQ	DWSN	Mon, Oct 17, 2022	1.74	1.74	1.74	1.74
2867	NASDAQ	DWSN	Fri, Oct 14, 2022	1.74	1.74	1.74	1.74
2866	NASDAQ	DWSN	Thu, Oct 13, 2022	1.75	1.75	1.75	1.75
2865	NASDAQ	DWSN	Wed, Oct 12, 2022	1.81	1.84	1.67	1.67
2864	NASDAQ	DWSN	Tue, Oct 11, 2022	1.80	1.80	1.80	1.80
2863	NASDAQ	DWSN	Mon, Oct 10, 2022	1.76	1.77	1.76	1.77
2862	NASDAQ	DWSN	Fri, Oct 7, 2022	1.76	1.87	1.75	1.80
2861	NASDAQ	DWSN	Thu, Oct 6, 2022	1.66	1.78	1.66	1.78
2860	NASDAQ	DWSN	Wed, Oct 5, 2022	1.59	1.78	1.57	1.67
2859	NASDAQ	DWSN	Tue, Oct 4, 2022	1.87	1.87	1.54	1.63
2858	NASDAQ	DWSN	Fri, Sep 30, 2022	1.46	1.66	1.43	1.59
2857	NASDAQ	DWSN	Thu, Sep 29, 2022	1.78	1.78	1.78	1.78
2856	NASDAQ	DWSN	Wed, Sep 28, 2022	1.70	1.80	1.70	1.78
2855	NASDAQ	DWSN	Tue, Sep 27, 2022	1.70	1.70	1.70	1.70
2854	NASDAQ	DWSN	Mon, Sep 26, 2022	1.93	1.93	1.68	1.93
2853	NASDAQ	DWSN	Fri, Sep 23, 2022	1.90	1.98	1.85	1.90
2852	NASDAQ	DWSN	Thu, Sep 22, 2022	2.08	2.08	1.98	1.98
2851	NASDAQ	DWSN	Wed, Sep 21, 2022	1.87	2.03	1.83	1.98
2850	NASDAQ	DWSN	Tue, Sep 20, 2022	2.10	2.10	1.86	2.08
2849	NASDAQ	DWSN	Mon, Sep 19, 2022	1.94	2.18	1.78	2.18
2848	NASDAQ	DWSN	Fri, Sep 16, 2022	1.70	2.00	1.67	2.00
2847	NASDAQ	DWSN	Thu, Sep 15, 2022	1.47	1.68	1.40	1.68
2846	NASDAQ	DWSN	Wed, Sep 14, 2022	1.11	1.57	1.11	1.57
2845	NASDAQ	DWSN	Tue, Sep 13, 2022	1.17	1.20	1.10	1.11
2844	NASDAQ	DWSN	Mon, Sep 12, 2022	1.12	1.17	1.11	1.17
2843	NASDAQ	DWSN	Fri, Sep 9, 2022	1.11	1.15	1.11	1.13
2842	NASDAQ	DWSN	Thu, Sep 8, 2022	1.10	1.14	1.10	1.12
2841	NASDAQ	DWSN	Wed, Sep 7, 2022	1.11	1.15	1.10	1.10
2840	NASDAQ	DWSN	Tue, Sep 6, 2022	1.10	1.12	1.10	1.10
2839	NASDAQ	DWSN	Fri, Sep 2, 2022	1.13	1.13	1.10	1.10
2838	NASDAQ	DWSN	Thu, Sep 1, 2022	1.10	1.12	1.10	1.10
2837	NASDAQ	DWSN	Wed, Aug 31, 2022	1.14	1.14	1.10	1.11
2836	NASDAQ	DWSN	Tue, Aug 30, 2022	1.08	1.15	1.08	1.15
2835	NASDAQ	DWSN	Mon, Aug 29, 2022	1.22	1.22	1.11	1.11
2834	NASDAQ	DWSN	Fri, Aug 26, 2022	1.19	1.21	1.19	1.19
2833	NASDAQ	DWSN	Thu, Aug 25, 2022	1.26	1.26	1.18	1.18
2832	NASDAQ	DWSN	Wed, Aug 24, 2022	1.32	1.32	1.22	1.24
2831	NASDAQ	DWSN	Tue, Aug 23, 2022	1.30	1.45	1.25	1.32
2830	NASDAQ	DWSN	Mon, Aug 22, 2022	1.36	1.36	1.21	1.28
2829	NASDAQ	DWSN	Fri, Aug 19, 2022	1.42	1.45	1.32	1.43
2828	NASDAQ	DWSN	Thu, Aug 18, 2022	1.45	1.50	1.40	1.48
2827	NASDAQ	DWSN	Wed, Aug 17, 2022	1.52	1.58	1.46	1.49
2826	NASDAQ	DWSN	Tue, Aug 16, 2022	1.66	1.75	1.66	1.67
2825	NASDAQ	DWSN	Mon, Aug 15, 2022	1.53	1.75	1.52	1.66
2824	NASDAQ	DWSN	Fri, Aug 12, 2022	1.73	1.75	1.37	1.62
2823	NASDAQ	DWSN	Thu, Aug 11, 2022	1.44	1.65	1.44	1.64
2822	NASDAQ	DWSN	Wed, Aug 10, 2022	1.31	1.40	1.31	1.40
2821	NASDAQ	DWSN	Tue, Aug 9, 2022	1.42	1.42	1.31	1.31
2820	NASDAQ	DWSN	Mon, Aug 8, 2022	1.28	1.41	1.28	1.41
2819	NASDAQ	DWSN	Fri, Aug 5, 2022	1.40	1.48	1.30	1.30
2818	NASDAQ	DWSN	Thu, Aug 4, 2022	1.52	1.52	1.37	1.37
2817	NASDAQ	DWSN	Wed, Aug 3, 2022	1.57	1.63	1.48	1.48
2816	NASDAQ	DWSN	Tue, Aug 2, 2022	1.65	1.65	1.58	1.60
2815	NASDAQ	DWSN	Mon, Aug 1, 2022	1.62	1.65	1.51	1.51
2814	NASDAQ	DWSN	Fri, Jul 29, 2022	1.82	1.82	1.50	1.52
2813	NASDAQ	DWSN	Thu, Jul 28, 2022	1.54	1.74	1.54	1.55
2812	NASDAQ	DWSN	Wed, Jul 27, 2022	1.76	1.84	1.74	1.75
2811	NASDAQ	DWSN	Tue, Jul 26, 2022	1.75	1.75	1.52	1.52
2810	NASDAQ	DWSN	Mon, Jul 25, 2022	1.74	1.78	1.74	1.78
2809	NASDAQ	DWSN	Fri, Jul 22, 2022	1.55	1.77	1.55	1.77
2808	NASDAQ	DWSN	Thu, Jul 21, 2022	1.54	1.70	1.53	1.56
2807	NASDAQ	DWSN	Wed, Jul 20, 2022	1.75	1.75	1.52	1.52
2806	NASDAQ	DWSN	Tue, Jul 19, 2022	1.53	1.60	1.48	1.56
2805	NASDAQ	DWSN	Mon, Jul 18, 2022	1.51	1.59	1.51	1.52
2804	NASDAQ	DWSN	Fri, Jul 15, 2022	1.53	1.53	1.49	1.52
2803	NASDAQ	DWSN	Thu, Jul 14, 2022	1.40	1.44	1.29	1.44
2802	NASDAQ	DWSN	Wed, Jul 13, 2022	1.44	1.50	1.39	1.50
2801	NASDAQ	DWSN	Tue, Jul 12, 2022	1.28	1.49	1.28	1.43
2800	NASDAQ	DWSN	Mon, Jul 11, 2022	1.37	1.37	1.34	1.34
2799	NASDAQ	DWSN	Fri, Jul 8, 2022	1.32	1.38	1.32	1.38
2798	NASDAQ	DWSN	Thu, Jul 7, 2022	1.30	1.41	1.30	1.41
2797	NASDAQ	DWSN	Wed, Jul 6, 2022	1.35	1.35	1.35	1.35
2796	NASDAQ	DWSN	Tue, Jul 5, 2022	1.28	1.37	1.28	1.35
2795	NASDAQ	DWSN	Fri, Jul 1, 2022	1.35	1.41	1.35	1.41
2794	NASDAQ	DWSN	Thu, Jun 30, 2022	1.29	1.35	1.29	1.34
2793	NASDAQ	DWSN	Tue, Jun 28, 2022	1.41	1.41	1.36	1.37
2792	NASDAQ	DWSN	Mon, Jun 27, 2022	1.36	1.51	1.36	1.38
2791	NASDAQ	DWSN	Fri, Jun 24, 2022	1.30	1.48	1.30	1.30
2790	NASDAQ	DWSN	Thu, Jun 23, 2022	1.38	1.51	1.38	1.40
2789	NASDAQ	DWSN	Wed, Jun 22, 2022	1.38	1.67	1.38	1.44
2788	NASDAQ	DWSN	Tue, Jun 21, 2022	1.64	1.65	1.50	1.50
2787	NASDAQ	DWSN	Fri, Jun 17, 2022	1.40	1.51	1.40	1.51
2786	NASDAQ	DWSN	Thu, Jun 16, 2022	1.64	1.65	1.44	1.45
2785	NASDAQ	DWSN	Wed, Jun 15, 2022	1.64	1.64	1.53	1.55
2784	NASDAQ	DWSN	Tue, Jun 14, 2022	1.78	1.78	1.58	1.59
2783	NASDAQ	DWSN	Mon, Jun 13, 2022	1.66	1.98	1.66	1.77
2782	NASDAQ	DWSN	Fri, Jun 10, 2022	1.95	1.95	1.88	1.88
2781	NASDAQ	DWSN	Thu, Jun 9, 2022	1.68	1.99	1.62	1.94
2780	NASDAQ	DWSN	Wed, Jun 8, 2022	1.77	1.91	1.68	1.91
2779	NASDAQ	DWSN	Tue, Jun 7, 2022	1.75	1.75	1.64	1.73
2778	NASDAQ	DWSN	Mon, Jun 6, 2022	1.61	1.69	1.55	1.69
2777	NASDAQ	DWSN	Fri, Jun 3, 2022	1.67	1.67	1.67	1.67
2776	NASDAQ	DWSN	Thu, Jun 2, 2022	1.58	1.68	1.58	1.68
2775	NASDAQ	DWSN	Wed, Jun 1, 2022	1.62	1.62	1.58	1.62
2774	NASDAQ	DWSN	Tue, May 31, 2022	1.76	1.76	1.58	1.63
2773	NASDAQ	DWSN	Fri, May 27, 2022	1.72	1.73	1.66	1.66
2772	NASDAQ	DWSN	Thu, May 26, 2022	1.69	1.77	1.69	1.70
2771	NASDAQ	DWSN	Wed, May 25, 2022	1.70	1.70	1.70	1.70
2770	NASDAQ	DWSN	Tue, May 24, 2022	1.97	2.10	1.61	1.65
2769	NASDAQ	DWSN	Mon, May 23, 2022	1.57	2.00	1.57	1.90
2768	NASDAQ	DWSN	Thu, May 19, 2022	1.65	1.65	1.65	1.65
2767	NASDAQ	DWSN	Wed, May 18, 2022	1.63	1.64	1.60	1.61
2766	NASDAQ	DWSN	Tue, May 17, 2022	1.66	1.66	1.58	1.61
2765	NASDAQ	DWSN	Mon, May 16, 2022	1.65	1.66	1.64	1.66
2764	NASDAQ	DWSN	Fri, May 13, 2022	1.60	1.62	1.59	1.62
2763	NASDAQ	DWSN	Thu, May 12, 2022	1.71	1.77	1.57	1.57
2762	NASDAQ	DWSN	Wed, May 11, 2022	1.64	1.65	1.64	1.65
2761	NASDAQ	DWSN	Tue, May 10, 2022	1.72	1.80	1.66	1.66
2760	NASDAQ	DWSN	Mon, May 9, 2022	1.64	1.66	1.63	1.65
2759	NASDAQ	DWSN	Fri, May 6, 2022	1.79	1.79	1.71	1.74
2758	NASDAQ	DWSN	Thu, May 5, 2022	1.86	1.86	1.78	1.78
2757	NASDAQ	DWSN	Wed, May 4, 2022	1.75	1.85	1.70	1.85
2756	NASDAQ	DWSN	Tue, May 3, 2022	1.70	1.77	1.70	1.75
2755	NASDAQ	DWSN	Mon, May 2, 2022	1.86	1.86	1.74	1.77
2754	NASDAQ	DWSN	Fri, Apr 29, 2022	1.83	1.88	1.77	1.84
2753	NASDAQ	DWSN	Thu, Apr 28, 2022	1.78	1.81	1.76	1.81
2752	NASDAQ	DWSN	Wed, Apr 27, 2022	1.83	1.83	1.76	1.76
2751	NASDAQ	DWSN	Tue, Apr 26, 2022	1.93	1.93	1.83	1.85
2750	NASDAQ	DWSN	Mon, Apr 25, 2022	1.99	1.99	1.90	1.92
2749	NASDAQ	DWSN	Fri, Apr 22, 2022	1.95	1.95	1.84	1.89
2748	NASDAQ	DWSN	Thu, Apr 21, 2022	2.02	2.02	1.95	1.95
2747	NASDAQ	DWSN	Wed, Apr 20, 2022	2.07	2.07	2.01	2.02
2746	NASDAQ	DWSN	Tue, Apr 19, 2022	2.09	2.09	2.03	2.04
2745	NASDAQ	DWSN	Mon, Apr 18, 2022	2.15	2.15	2.05	2.05
2744	NASDAQ	DWSN	Thu, Apr 14, 2022	2.16	2.16	2.08	2.15
2743	NASDAQ	DWSN	Wed, Apr 13, 2022	2.25	2.25	2.21	2.21
2742	NASDAQ	DWSN	Tue, Apr 12, 2022	2.33	2.33	2.29	2.29
2741	NASDAQ	DWSN	Mon, Apr 11, 2022	2.60	2.60	2.34	2.35
2740	NASDAQ	DWSN	Fri, Apr 8, 2022	2.63	2.64	2.51	2.62
2739	NASDAQ	DWSN	Thu, Apr 7, 2022	2.47	2.64	2.47	2.61
2738	NASDAQ	DWSN	Wed, Apr 6, 2022	2.56	2.69	2.46	2.53
2737	NASDAQ	DWSN	Tue, Apr 5, 2022	2.38	2.55	2.38	2.55
2736	NASDAQ	DWSN	Mon, Apr 4, 2022	2.38	2.38	2.36	2.37
2735	NASDAQ	DWSN	Fri, Apr 1, 2022	2.33	2.37	2.33	2.37
2734	NASDAQ	DWSN	Thu, Mar 31, 2022	2.31	2.33	2.31	2.33
2733	NASDAQ	DWSN	Wed, Mar 30, 2022	2.31	2.33	2.30	2.32
2732	NASDAQ	DWSN	Tue, Mar 29, 2022	2.28	2.29	2.28	2.29
2731	NASDAQ	DWSN	Mon, Mar 28, 2022	2.25	2.27	2.25	2.26
2730	NASDAQ	DWSN	Fri, Mar 25, 2022	2.27	2.28	2.26	2.27
2729	NASDAQ	DWSN	Thu, Mar 24, 2022	2.27	2.28	2.27	2.27
2728	NASDAQ	DWSN	Wed, Mar 23, 2022	2.30	2.32	2.28	2.28
2727	NASDAQ	DWSN	Tue, Mar 22, 2022	2.32	2.32	2.28	2.28
2726	NASDAQ	DWSN	Mon, Mar 21, 2022	2.34	2.36	2.33	2.33
2725	NASDAQ	DWSN	Fri, Mar 18, 2022	2.32	2.35	2.32	2.35
2724	NASDAQ	DWSN	Thu, Mar 17, 2022	2.34	2.34	2.33	2.33
2723	NASDAQ	DWSN	Wed, Mar 16, 2022	2.34	2.34	2.33	2.33
2722	NASDAQ	DWSN	Tue, Mar 15, 2022	2.33	2.34	2.33	2.33
2721	NASDAQ	DWSN	Mon, Mar 14, 2022	2.34	2.34	2.33	2.33
2720	NASDAQ	DWSN	Fri, Mar 11, 2022	2.34	2.34	2.33	2.34
2719	NASDAQ	DWSN	Thu, Mar 10, 2022	2.33	2.34	2.33	2.34
2718	NASDAQ	DWSN	Wed, Mar 9, 2022	2.34	2.34	2.33	2.34
2717	NASDAQ	DWSN	Tue, Mar 8, 2022	2.34	2.61	2.34	2.35
2716	NASDAQ	DWSN	Mon, Mar 7, 2022	2.34	2.35	2.33	2.34
2715	NASDAQ	DWSN	Fri, Mar 4, 2022	2.33	2.35	2.33	2.34
2714	NASDAQ	DWSN	Thu, Mar 3, 2022	2.35	2.35	2.33	2.33
2713	NASDAQ	DWSN	Wed, Mar 2, 2022	2.34	2.34	2.33	2.34
2712	NASDAQ	DWSN	Tue, Mar 1, 2022	2.33	2.34	2.32	2.34
2711	NASDAQ	DWSN	Mon, Feb 28, 2022	2.33	2.34	2.33	2.33
2710	NASDAQ	DWSN	Fri, Feb 25, 2022	2.33	2.34	2.33	2.34
2709	NASDAQ	DWSN	Thu, Feb 24, 2022	2.34	2.34	2.33	2.33
2708	NASDAQ	DWSN	Wed, Feb 23, 2022	2.33	2.35	2.33	2.34
2707	NASDAQ	DWSN	Tue, Feb 22, 2022	2.33	2.35	2.33	2.34
2706	NASDAQ	DWSN	Fri, Feb 18, 2022	2.34	2.34	2.34	2.34
2705	NASDAQ	DWSN	Thu, Feb 17, 2022	2.34	2.34	2.33	2.34
2704	NASDAQ	DWSN	Wed, Feb 16, 2022	2.33	2.34	2.32	2.34
2703	NASDAQ	DWSN	Tue, Feb 15, 2022	2.34	2.35	2.33	2.34
2702	NASDAQ	DWSN	Mon, Feb 14, 2022	2.33	2.35	2.33	2.35
2701	NASDAQ	DWSN	Fri, Feb 11, 2022	2.37	2.37	2.33	2.35
2700	NASDAQ	DWSN	Thu, Feb 10, 2022	2.37	2.38	2.35	2.35
2699	NASDAQ	DWSN	Wed, Feb 9, 2022	2.34	2.36	2.34	2.36
2698	NASDAQ	DWSN	Tue, Feb 8, 2022	2.37	2.37	2.35	2.35
2697	NASDAQ	DWSN	Mon, Feb 7, 2022	2.34	2.35	2.34	2.34
2696	NASDAQ	DWSN	Fri, Feb 4, 2022	2.33	2.34	2.33	2.34
2695	NASDAQ	DWSN	Thu, Feb 3, 2022	2.35	2.35	2.34	2.34
2694	NASDAQ	DWSN	Wed, Feb 2, 2022	2.33	2.35	2.33	2.34
2693	NASDAQ	DWSN	Tue, Feb 1, 2022	2.48	2.48	2.33	2.34
2692	NASDAQ	DWSN	Mon, Jan 31, 2022	2.34	2.34	2.33	2.34
2691	NASDAQ	DWSN	Fri, Jan 28, 2022	2.32	2.34	2.32	2.34
2690	NASDAQ	DWSN	Thu, Jan 27, 2022	2.32	2.33	2.32	2.33
2689	NASDAQ	DWSN	Wed, Jan 26, 2022	2.33	2.33	2.32	2.33
2688	NASDAQ	DWSN	Tue, Jan 25, 2022	2.32	2.33	2.32	2.33
2687	NASDAQ	DWSN	Mon, Jan 24, 2022	2.32	2.34	2.32	2.32
2686	NASDAQ	DWSN	Fri, Jan 21, 2022	2.32	2.33	2.32	2.32
2685	NASDAQ	DWSN	Thu, Jan 20, 2022	2.33	2.34	2.33	2.33
2684	NASDAQ	DWSN	Wed, Jan 19, 2022	2.33	2.34	2.33	2.33
2683	NASDAQ	DWSN	Tue, Jan 18, 2022	2.33	2.34	2.33	2.33
2682	NASDAQ	DWSN	Fri, Jan 14, 2022	2.34	2.34	2.33	2.33
2681	NASDAQ	DWSN	Thu, Jan 13, 2022	2.34	2.35	2.33	2.34
2680	NASDAQ	DWSN	Wed, Jan 12, 2022	2.34	2.34	2.33	2.33
2679	NASDAQ	DWSN	Tue, Jan 11, 2022	2.34	2.34	2.33	2.33
2678	NASDAQ	DWSN	Mon, Jan 10, 2022	2.45	2.45	2.31	2.34
2677	NASDAQ	DWSN	Fri, Jan 7, 2022	2.31	2.31	2.30	2.31
2676	NASDAQ	DWSN	Thu, Jan 6, 2022	2.31	2.32	2.31	2.32
2675	NASDAQ	DWSN	Wed, Jan 5, 2022	2.30	2.32	2.30	2.31
2674	NASDAQ	DWSN	Tue, Jan 4, 2022	2.33	2.33	2.31	2.33
2673	NASDAQ	DWSN	Mon, Jan 3, 2022	2.32	2.33	2.31	2.33
2672	NASDAQ	DWSN	Fri, Dec 31, 2021	2.30	2.32	2.30	2.32
2671	NASDAQ	DWSN	Thu, Dec 30, 2021	2.31	2.31	2.29	2.30
2670	NASDAQ	DWSN	Wed, Dec 29, 2021	2.28	2.30	2.28	2.30
2669	NASDAQ	DWSN	Tue, Dec 28, 2021	2.27	2.30	2.27	2.30
2668	NASDAQ	DWSN	Mon, Dec 27, 2021	2.29	2.29	2.27	2.28
2667	NASDAQ	DWSN	Thu, Dec 23, 2021	2.30	2.30	2.28	2.29
2666	NASDAQ	DWSN	Wed, Dec 22, 2021	2.29	2.30	2.28	2.29
2665	NASDAQ	DWSN	Tue, Dec 21, 2021	2.28	2.31	2.28	2.30
2664	NASDAQ	DWSN	Mon, Dec 20, 2021	2.27	2.31	2.27	2.30
2663	NASDAQ	DWSN	Fri, Dec 17, 2021	2.28	2.30	2.25	2.30
2662	NASDAQ	DWSN	Thu, Dec 16, 2021	2.31	2.31	2.27	2.28
2661	NASDAQ	DWSN	Wed, Dec 15, 2021	2.33	2.33	2.30	2.31
2660	NASDAQ	DWSN	Tue, Dec 14, 2021	2.31	2.32	2.30	2.30
2659	NASDAQ	DWSN	Mon, Dec 13, 2021	2.31	2.32	2.31	2.31
2658	NASDAQ	DWSN	Fri, Dec 10, 2021	2.32	2.32	2.31	2.32
2657	NASDAQ	DWSN	Thu, Dec 9, 2021	2.31	2.32	2.31	2.32
2656	NASDAQ	DWSN	Wed, Dec 8, 2021	2.32	2.33	2.31	2.32
2655	NASDAQ	DWSN	Tue, Dec 7, 2021	2.32	2.33	2.32	2.32
2654	NASDAQ	DWSN	Mon, Dec 6, 2021	2.32	2.33	2.31	2.33
2653	NASDAQ	DWSN	Fri, Dec 3, 2021	2.32	2.33	2.32	2.32
2652	NASDAQ	DWSN	Thu, Dec 2, 2021	2.32	2.33	2.32	2.33
2651	NASDAQ	DWSN	Wed, Dec 1, 2021	2.32	2.33	2.32	2.32
2650	NASDAQ	DWSN	Tue, Nov 30, 2021	2.32	2.33	2.32	2.32
2649	NASDAQ	DWSN	Mon, Nov 29, 2021	2.32	2.33	2.32	2.32
2648	NASDAQ	DWSN	Fri, Nov 26, 2021	2.31	2.32	2.31	2.32
2647	NASDAQ	DWSN	Wed, Nov 24, 2021	2.31	2.32	2.31	2.32
2646	NASDAQ	DWSN	Tue, Nov 23, 2021	2.31	2.33	2.31	2.31
2645	NASDAQ	DWSN	Mon, Nov 22, 2021	2.32	2.33	2.30	2.31
2644	NASDAQ	DWSN	Fri, Nov 19, 2021	2.33	2.33	2.32	2.32
2643	NASDAQ	DWSN	Thu, Nov 18, 2021	2.32	2.33	2.32	2.32
2642	NASDAQ	DWSN	Wed, Nov 17, 2021	2.32	2.33	2.32	2.33
2641	NASDAQ	DWSN	Tue, Nov 16, 2021	2.33	2.33	2.32	2.32
2640	NASDAQ	DWSN	Mon, Nov 15, 2021	2.32	2.34	2.32	2.34
2639	NASDAQ	DWSN	Fri, Nov 12, 2021	2.33	2.34	2.32	2.33
2638	NASDAQ	DWSN	Thu, Nov 11, 2021	2.33	2.34	2.32	2.33
2637	NASDAQ	DWSN	Wed, Nov 10, 2021	2.32	2.34	2.32	2.34
2636	NASDAQ	DWSN	Tue, Nov 9, 2021	2.32	2.34	2.32	2.32
2635	NASDAQ	DWSN	Mon, Nov 8, 2021	2.32	2.33	2.32	2.33
2634	NASDAQ	DWSN	Fri, Nov 5, 2021	2.33	2.34	2.32	2.33
2633	NASDAQ	DWSN	Thu, Nov 4, 2021	2.32	2.33	2.32	2.33
2632	NASDAQ	DWSN	Wed, Nov 3, 2021	2.32	2.34	2.32	2.33
2631	NASDAQ	DWSN	Tue, Nov 2, 2021	2.32	2.33	2.32	2.33
2630	NASDAQ	DWSN	Mon, Nov 1, 2021	2.32	2.34	2.32	2.33
2629	NASDAQ	DWSN	Fri, Oct 29, 2021	2.32	2.33	2.32	2.32
2628	NASDAQ	DWSN	Thu, Oct 28, 2021	2.32	2.34	2.32	2.33
2627	NASDAQ	DWSN	Wed, Oct 27, 2021	2.31	2.35	2.31	2.34
2626	NASDAQ	DWSN	Tue, Oct 26, 2021	2.31	2.33	2.31	2.33
2625	NASDAQ	DWSN	Mon, Oct 25, 2021	2.31	2.34	2.31	2.33
2624	NASDAQ	DWSN	Fri, Oct 22, 2021	2.27	2.28	2.20	2.23
2623	NASDAQ	DWSN	Thu, Oct 21, 2021	2.32	2.33	2.25	2.28
2622	NASDAQ	DWSN	Wed, Oct 20, 2021	2.25	2.31	2.22	2.31
2621	NASDAQ	DWSN	Tue, Oct 19, 2021	2.26	2.27	2.21	2.24
2620	NASDAQ	DWSN	Mon, Oct 18, 2021	2.25	2.30	2.25	2.27
2619	NASDAQ	DWSN	Fri, Oct 15, 2021	2.32	2.33	2.25	2.25
2618	NASDAQ	DWSN	Thu, Oct 14, 2021	2.36	2.36	2.23	2.26
2617	NASDAQ	DWSN	Wed, Oct 13, 2021	2.25	2.36	2.25	2.32
2616	NASDAQ	DWSN	Tue, Oct 12, 2021	2.41	2.44	2.29	2.29
2615	NASDAQ	DWSN	Mon, Oct 11, 2021	2.39	2.39	2.22	2.33
2614	NASDAQ	DWSN	Fri, Oct 8, 2021	2.00	2.18	1.99	2.10
2613	NASDAQ	DWSN	Thu, Oct 7, 2021	2.12	2.20	1.97	2.02
2612	NASDAQ	DWSN	Wed, Oct 6, 2021	2.18	2.23	2.10	2.13
2611	NASDAQ	DWSN	Tue, Oct 5, 2021	2.28	2.33	2.16	2.17
2610	NASDAQ	DWSN	Mon, Oct 4, 2021	2.36	2.38	2.24	2.28
2609	NASDAQ	DWSN	Fri, Oct 1, 2021	2.45	2.50	2.30	2.33
2608	NASDAQ	DWSN	Thu, Sep 30, 2021	2.56	2.60	2.42	2.49
2607	NASDAQ	DWSN	Wed, Sep 29, 2021	2.50	2.66	2.50	2.55
2606	NASDAQ	DWSN	Tue, Sep 28, 2021	2.45	2.59	2.45	2.47
2605	NASDAQ	DWSN	Mon, Sep 27, 2021	2.39	2.45	2.39	2.42
2604	NASDAQ	DWSN	Fri, Sep 24, 2021	2.44	2.46	2.34	2.36
2603	NASDAQ	DWSN	Thu, Sep 23, 2021	2.60	2.60	2.45	2.52
2602	NASDAQ	DWSN	Wed, Sep 22, 2021	2.39	2.70	2.12	2.64
2601	NASDAQ	DWSN	Tue, Sep 21, 2021	2.26	2.44	2.20	2.39
2600	NASDAQ	DWSN	Mon, Sep 20, 2021	2.18	2.38	2.06	2.22
2599	NASDAQ	DWSN	Fri, Sep 17, 2021	2.01	2.24	1.96	2.19
2598	NASDAQ	DWSN	Thu, Sep 16, 2021	2.02	2.09	2.00	2.05
2597	NASDAQ	DWSN	Wed, Sep 15, 2021	1.99	2.04	1.95	2.01
2596	NASDAQ	DWSN	Tue, Sep 14, 2021	2.02	2.02	1.91	1.92
2595	NASDAQ	DWSN	Mon, Sep 13, 2021	2.01	2.01	1.97	2.00
2594	NASDAQ	DWSN	Fri, Sep 10, 2021	1.98	2.12	1.98	2.02
2593	NASDAQ	DWSN	Thu, Sep 9, 2021	1.96	2.02	1.95	1.96
2592	NASDAQ	DWSN	Wed, Sep 8, 2021	1.99	2.11	1.97	2.02
2591	NASDAQ	DWSN	Tue, Sep 7, 2021	2.06	2.07	1.94	2.01
2590	NASDAQ	DWSN	Fri, Sep 3, 2021	2.05	2.13	1.98	2.08
2589	NASDAQ	DWSN	Thu, Sep 2, 2021	2.01	2.15	2.00	2.03
2588	NASDAQ	DWSN	Wed, Sep 1, 2021	1.96	1.99	1.93	1.98
2587	NASDAQ	DWSN	Tue, Aug 31, 2021	2.01	2.01	1.91	1.93
2586	NASDAQ	DWSN	Mon, Aug 30, 2021	2.00	2.04	1.97	1.97
2585	NASDAQ	DWSN	Fri, Aug 27, 2021	1.98	2.04	1.98	2.00
2584	NASDAQ	DWSN	Thu, Aug 26, 2021	2.02	2.03	1.96	1.99
2583	NASDAQ	DWSN	Wed, Aug 25, 2021	1.90	2.04	1.89	2.01
2582	NASDAQ	DWSN	Tue, Aug 24, 2021	1.88	1.93	1.88	1.91
2581	NASDAQ	DWSN	Mon, Aug 23, 2021	1.88	1.91	1.83	1.91
2580	NASDAQ	DWSN	Fri, Aug 20, 2021	1.88	1.91	1.88	1.90
2579	NASDAQ	DWSN	Thu, Aug 19, 2021	1.84	1.90	1.84	1.85
2578	NASDAQ	DWSN	Wed, Aug 18, 2021	1.85	1.91	1.85	1.88
2577	NASDAQ	DWSN	Tue, Aug 17, 2021	1.95	1.96	1.89	1.89
2576	NASDAQ	DWSN	Mon, Aug 16, 2021	1.98	2.03	1.93	1.94
2575	NASDAQ	DWSN	Fri, Aug 13, 2021	1.97	2.11	1.97	2.03
2574	NASDAQ	DWSN	Thu, Aug 12, 2021	2.30	2.40	1.92	2.00
2573	NASDAQ	DWSN	Wed, Aug 11, 2021	2.52	2.61	2.52	2.60
2572	NASDAQ	DWSN	Tue, Aug 10, 2021	2.55	2.56	2.52	2.54
2571	NASDAQ	DWSN	Mon, Aug 9, 2021	2.51	2.56	2.51	2.55
2570	NASDAQ	DWSN	Fri, Aug 6, 2021	2.50	2.59	2.50	2.53
2569	NASDAQ	DWSN	Thu, Aug 5, 2021	2.60	2.61	2.50	2.55
2568	NASDAQ	DWSN	Wed, Aug 4, 2021	2.63	2.65	2.52	2.57
2567	NASDAQ	DWSN	Tue, Aug 3, 2021	2.70	2.70	2.62	2.67
2566	NASDAQ	DWSN	Mon, Aug 2, 2021	2.70	2.70	2.63	2.69
2565	NASDAQ	DWSN	Fri, Jul 30, 2021	2.70	2.75	2.69	2.71
2564	NASDAQ	DWSN	Thu, Jul 29, 2021	2.74	2.77	2.69	2.73
2563	NASDAQ	DWSN	Wed, Jul 28, 2021	2.90	2.93	2.70	2.76
2562	NASDAQ	DWSN	Tue, Jul 27, 2021	2.96	2.96	2.83	2.87
2561	NASDAQ	DWSN	Mon, Jul 26, 2021	2.80	2.98	2.80	2.94
2560	NASDAQ	DWSN	Fri, Jul 23, 2021	2.85	2.94	2.68	2.80
2559	NASDAQ	DWSN	Thu, Jul 22, 2021	2.58	2.99	2.50	2.97
2558	NASDAQ	DWSN	Wed, Jul 21, 2021	2.69	2.69	2.59	2.59
2557	NASDAQ	DWSN	Tue, Jul 20, 2021	2.60	2.72	2.60	2.60
2556	NASDAQ	DWSN	Mon, Jul 19, 2021	2.69	2.73	2.60	2.65
2555	NASDAQ	DWSN	Fri, Jul 16, 2021	2.73	2.76	2.67	2.67
2554	NASDAQ	DWSN	Thu, Jul 15, 2021	2.90	2.92	2.71	2.74
2553	NASDAQ	DWSN	Wed, Jul 14, 2021	2.80	3.00	2.75	2.89
2552	NASDAQ	DWSN	Tue, Jul 13, 2021	2.68	2.80	2.65	2.75
2551	NASDAQ	DWSN	Mon, Jul 12, 2021	2.66	2.75	2.65	2.70
2550	NASDAQ	DWSN	Fri, Jul 9, 2021	2.66	2.68	2.65	2.65
2549	NASDAQ	DWSN	Thu, Jul 8, 2021	2.65	2.66	2.65	2.66
2548	NASDAQ	DWSN	Wed, Jul 7, 2021	2.72	2.72	2.65	2.66
2547	NASDAQ	DWSN	Tue, Jul 6, 2021	2.64	2.67	2.64	2.66
2546	NASDAQ	DWSN	Fri, Jul 2, 2021	2.64	2.72	2.61	2.64
2545	NASDAQ	DWSN	Thu, Jul 1, 2021	2.63	2.78	2.62	2.63
2544	NASDAQ	DWSN	Wed, Jun 30, 2021	2.63	2.70	2.60	2.61
2543	NASDAQ	DWSN	Tue, Jun 29, 2021	2.60	2.71	2.46	2.71
2542	NASDAQ	DWSN	Mon, Jun 28, 2021	2.72	2.74	2.59	2.59
2541	NASDAQ	DWSN	Fri, Jun 25, 2021	2.75	2.80	2.54	2.56
2540	NASDAQ	DWSN	Thu, Jun 24, 2021	2.67	2.75	2.67	2.71
2539	NASDAQ	DWSN	Wed, Jun 23, 2021	2.58	2.74	2.58	2.74
2538	NASDAQ	DWSN	Tue, Jun 22, 2021	2.71	2.74	2.62	2.68
2537	NASDAQ	DWSN	Mon, Jun 21, 2021	2.63	2.71	2.57	2.69
2536	NASDAQ	DWSN	Fri, Jun 18, 2021	2.70	2.70	2.58	2.65
2535	NASDAQ	DWSN	Thu, Jun 17, 2021	2.67	2.74	2.62	2.70
2534	NASDAQ	DWSN	Wed, Jun 16, 2021	2.72	2.76	2.68	2.72
2533	NASDAQ	DWSN	Tue, Jun 15, 2021	2.74	2.78	2.72	2.73
2532	NASDAQ	DWSN	Mon, Jun 14, 2021	2.75	2.79	2.71	2.75
2531	NASDAQ	DWSN	Fri, Jun 11, 2021	2.67	2.76	2.67	2.73
2530	NASDAQ	DWSN	Thu, Jun 10, 2021	2.77	2.77	2.60	2.67
2529	NASDAQ	DWSN	Wed, Jun 9, 2021	2.62	2.75	2.59	2.73
2528	NASDAQ	DWSN	Tue, Jun 8, 2021	2.49	2.60	2.45	2.58
2527	NASDAQ	DWSN	Mon, Jun 7, 2021	2.47	2.54	2.44	2.50
2526	NASDAQ	DWSN	Fri, Jun 4, 2021	2.50	2.51	2.47	2.50
2525	NASDAQ	DWSN	Thu, Jun 3, 2021	2.46	2.51	2.42	2.51
2524	NASDAQ	DWSN	Wed, Jun 2, 2021	2.36	2.46	2.36	2.46
2523	NASDAQ	DWSN	Tue, Jun 1, 2021	2.40	2.43	2.35	2.36
2522	NASDAQ	DWSN	Fri, May 28, 2021	2.38	2.39	2.34	2.39
2521	NASDAQ	DWSN	Thu, May 27, 2021	2.30	2.40	2.30	2.39
2520	NASDAQ	DWSN	Wed, May 26, 2021	2.32	2.35	2.28	2.29
2519	NASDAQ	DWSN	Tue, May 25, 2021	2.29	2.31	2.26	2.29
2518	NASDAQ	DWSN	Mon, May 24, 2021	2.36	2.36	2.29	2.33
2517	NASDAQ	DWSN	Fri, May 21, 2021	2.34	2.38	2.31	2.32
2516	NASDAQ	DWSN	Thu, May 20, 2021	2.36	2.40	2.30	2.32
2515	NASDAQ	DWSN	Wed, May 19, 2021	2.39	2.43	2.31	2.34
2514	NASDAQ	DWSN	Tue, May 18, 2021	2.49	2.52	2.40	2.43
2513	NASDAQ	DWSN	Mon, May 17, 2021	2.42	2.51	2.31	2.50
2512	NASDAQ	DWSN	Fri, May 14, 2021	2.23	2.40	2.23	2.40
2511	NASDAQ	DWSN	Thu, May 13, 2021	2.20	2.34	2.19	2.22
2510	NASDAQ	DWSN	Wed, May 12, 2021	2.42	2.52	2.37	2.40
2509	NASDAQ	DWSN	Tue, May 11, 2021	2.32	2.44	2.30	2.42
2508	NASDAQ	DWSN	Mon, May 10, 2021	2.43	2.50	2.33	2.39
2507	NASDAQ	DWSN	Fri, May 7, 2021	2.38	2.46	2.35	2.40
2506	NASDAQ	DWSN	Thu, May 6, 2021	2.46	2.46	2.35	2.38
2505	NASDAQ	DWSN	Wed, May 5, 2021	2.40	2.44	2.35	2.39
2504	NASDAQ	DWSN	Tue, May 4, 2021	2.38	2.43	2.30	2.40
2503	NASDAQ	DWSN	Mon, May 3, 2021	2.35	2.37	2.27	2.36
2502	NASDAQ	DWSN	Fri, Apr 30, 2021	2.37	2.38	2.30	2.30
2501	NASDAQ	DWSN	Thu, Apr 29, 2021	2.43	2.43	2.31	2.37
2500	NASDAQ	DWSN	Wed, Apr 28, 2021	2.28	2.36	2.28	2.34
2499	NASDAQ	DWSN	Tue, Apr 27, 2021	2.28	2.31	2.24	2.29
2498	NASDAQ	DWSN	Mon, Apr 26, 2021	2.28	2.31	2.22	2.30
2497	NASDAQ	DWSN	Fri, Apr 23, 2021	2.25	2.32	2.23	2.25
2496	NASDAQ	DWSN	Thu, Apr 22, 2021	2.32	2.37	2.23	2.25
2495	NASDAQ	DWSN	Wed, Apr 21, 2021	2.20	2.38	2.20	2.33
2494	NASDAQ	DWSN	Tue, Apr 20, 2021	2.30	2.34	2.29	2.31
2493	NASDAQ	DWSN	Mon, Apr 19, 2021	2.38	2.48	2.31	2.40
2492	NASDAQ	DWSN	Fri, Apr 16, 2021	2.36	2.44	2.28	2.41
2491	NASDAQ	DWSN	Thu, Apr 15, 2021	2.44	2.45	2.39	2.39
2490	NASDAQ	DWSN	Wed, Apr 14, 2021	2.43	2.53	2.42	2.47
2489	NASDAQ	DWSN	Tue, Apr 13, 2021	2.37	2.49	2.36	2.46
2488	NASDAQ	DWSN	Mon, Apr 12, 2021	2.44	2.46	2.36	2.39
2487	NASDAQ	DWSN	Fri, Apr 9, 2021	2.50	2.50	2.42	2.46
2486	NASDAQ	DWSN	Thu, Apr 8, 2021	2.42	2.51	2.42	2.45
2485	NASDAQ	DWSN	Wed, Apr 7, 2021	2.44	2.53	2.43	2.45
2484	NASDAQ	DWSN	Tue, Apr 6, 2021	2.43	2.55	2.43	2.47
2483	NASDAQ	DWSN	Mon, Apr 5, 2021	2.51	2.53	2.44	2.51
2482	NASDAQ	DWSN	Thu, Apr 1, 2021	2.45	2.55	2.44	2.50
2481	NASDAQ	DWSN	Wed, Mar 31, 2021	2.47	2.52	2.44	2.45
2480	NASDAQ	DWSN	Tue, Mar 30, 2021	2.50	2.54	2.45	2.50
2479	NASDAQ	DWSN	Mon, Mar 29, 2021	2.57	2.57	2.51	2.51
2478	NASDAQ	DWSN	Fri, Mar 26, 2021	2.55	2.62	2.53	2.57
2477	NASDAQ	DWSN	Thu, Mar 25, 2021	2.51	2.60	2.44	2.50
2476	NASDAQ	DWSN	Wed, Mar 24, 2021	2.56	2.65	2.46	2.56
2475	NASDAQ	DWSN	Tue, Mar 23, 2021	2.64	2.71	2.55	2.55
2474	NASDAQ	DWSN	Mon, Mar 22, 2021	2.61	2.74	2.61	2.66
2473	NASDAQ	DWSN	Fri, Mar 19, 2021	2.73	2.79	2.61	2.61
2472	NASDAQ	DWSN	Thu, Mar 18, 2021	2.73	2.79	2.63	2.64
2471	NASDAQ	DWSN	Wed, Mar 17, 2021	2.70	2.75	2.64	2.71
2470	NASDAQ	DWSN	Tue, Mar 16, 2021	2.81	2.82	2.73	2.75
2469	NASDAQ	DWSN	Mon, Mar 15, 2021	2.84	2.84	2.67	2.82
2468	NASDAQ	DWSN	Fri, Mar 12, 2021	2.75	2.87	2.72	2.77
2467	NASDAQ	DWSN	Thu, Mar 11, 2021	2.90	2.98	2.67	2.75
2466	NASDAQ	DWSN	Wed, Mar 10, 2021	3.05	3.10	3.00	3.05
2465	NASDAQ	DWSN	Tue, Mar 9, 2021	3.06	3.14	2.96	3.06
2464	NASDAQ	DWSN	Mon, Mar 8, 2021	2.94	3.10	2.91	3.06
2463	NASDAQ	DWSN	Fri, Mar 5, 2021	2.90	3.01	2.74	2.95
2462	NASDAQ	DWSN	Thu, Mar 4, 2021	3.15	3.18	2.91	2.93
2461	NASDAQ	DWSN	Wed, Mar 3, 2021	3.00	3.31	2.80	3.18
2460	NASDAQ	DWSN	Tue, Mar 2, 2021	2.83	3.09	2.78	3.04
2459	NASDAQ	DWSN	Mon, Mar 1, 2021	2.87	2.92	2.77	2.80
2458	NASDAQ	DWSN	Fri, Feb 26, 2021	2.89	3.00	2.72	2.85
2457	NASDAQ	DWSN	Thu, Feb 25, 2021	3.13	3.14	2.92	3.00
2456	NASDAQ	DWSN	Wed, Feb 24, 2021	3.17	3.35	2.89	3.19
2455	NASDAQ	DWSN	Tue, Feb 23, 2021	3.83	4.47	3.12	3.36
2454	NASDAQ	DWSN	Mon, Feb 22, 2021	3.10	3.33	3.10	3.25
2453	NASDAQ	DWSN	Fri, Feb 19, 2021	2.99	3.09	2.97	3.06
2452	NASDAQ	DWSN	Thu, Feb 18, 2021	3.16	3.20	2.95	2.99
2451	NASDAQ	DWSN	Wed, Feb 17, 2021	3.16	3.24	3.12	3.16
2450	NASDAQ	DWSN	Tue, Feb 16, 2021	2.95	3.19	2.91	3.11
2449	NASDAQ	DWSN	Fri, Feb 12, 2021	2.66	2.90	2.66	2.82
2448	NASDAQ	DWSN	Thu, Feb 11, 2021	2.94	2.94	2.65	2.68
2447	NASDAQ	DWSN	Wed, Feb 10, 2021	3.03	3.03	2.65	2.87
2446	NASDAQ	DWSN	Tue, Feb 9, 2021	2.94	3.07	2.88	2.95
2445	NASDAQ	DWSN	Mon, Feb 8, 2021	3.00	3.15	2.92	2.98
2444	NASDAQ	DWSN	Fri, Feb 5, 2021	3.10	3.23	3.00	3.01
2443	NASDAQ	DWSN	Thu, Feb 4, 2021	2.97	3.24	2.90	3.09
2442	NASDAQ	DWSN	Wed, Feb 3, 2021	2.91	3.08	2.91	2.93
2441	NASDAQ	DWSN	Tue, Feb 2, 2021	3.08	3.17	2.85	2.92
2440	NASDAQ	DWSN	Mon, Feb 1, 2021	2.64	3.17	2.54	2.95
2439	NASDAQ	DWSN	Fri, Jan 29, 2021	2.61	2.67	2.53	2.58
2438	NASDAQ	DWSN	Thu, Jan 28, 2021	2.62	2.62	2.57	2.62
2437	NASDAQ	DWSN	Wed, Jan 27, 2021	2.65	2.72	2.58	2.60
2436	NASDAQ	DWSN	Tue, Jan 26, 2021	2.71	2.75	2.70	2.73
2435	NASDAQ	DWSN	Mon, Jan 25, 2021	2.71	2.75	2.64	2.72
2434	NASDAQ	DWSN	Fri, Jan 22, 2021	2.56	2.82	2.51	2.75
2433	NASDAQ	DWSN	Thu, Jan 21, 2021	2.67	2.67	2.51	2.61
2432	NASDAQ	DWSN	Wed, Jan 20, 2021	2.63	2.73	2.61	2.63
2431	NASDAQ	DWSN	Tue, Jan 19, 2021	2.77	2.77	2.58	2.64
2430	NASDAQ	DWSN	Fri, Jan 15, 2021	2.67	2.69	2.58	2.59
2429	NASDAQ	DWSN	Thu, Jan 14, 2021	2.57	2.70	2.57	2.68
2428	NASDAQ	DWSN	Wed, Jan 13, 2021	2.65	2.72	2.56	2.57
2427	NASDAQ	DWSN	Tue, Jan 12, 2021	2.41	2.67	2.41	2.62
2426	NASDAQ	DWSN	Mon, Jan 11, 2021	2.55	2.62	2.41	2.50
2425	NASDAQ	DWSN	Fri, Jan 8, 2021	2.67	2.74	2.52	2.56
2424	NASDAQ	DWSN	Thu, Jan 7, 2021	2.69	2.72	2.54	2.67
2423	NASDAQ	DWSN	Wed, Jan 6, 2021	2.54	2.74	2.33	2.72
2422	NASDAQ	DWSN	Tue, Jan 5, 2021	2.10	2.87	2.10	2.69
2421	NASDAQ	DWSN	Mon, Jan 4, 2021	2.12	2.22	2.07	2.08
2420	NASDAQ	DWSN	Thu, Dec 31, 2020	2.19	2.19	2.10	2.12
2419	NASDAQ	DWSN	Wed, Dec 30, 2020	2.14	2.19	2.11	2.16
2418	NASDAQ	DWSN	Tue, Dec 29, 2020	2.14	2.19	2.13	2.15
2417	NASDAQ	DWSN	Mon, Dec 28, 2020	2.18	2.21	2.11	2.11
2416	NASDAQ	DWSN	Thu, Dec 24, 2020	2.11	2.19	2.11	2.15
2415	NASDAQ	DWSN	Wed, Dec 23, 2020	2.18	2.20	2.13	2.14
2414	NASDAQ	DWSN	Tue, Dec 22, 2020	2.03	2.20	2.03	2.13
2413	NASDAQ	DWSN	Mon, Dec 21, 2020	2.11	2.11	2.03	2.10
2412	NASDAQ	DWSN	Fri, Dec 18, 2020	2.24	2.24	2.06	2.10
2411	NASDAQ	DWSN	Thu, Dec 17, 2020	2.18	2.24	2.12	2.19
2410	NASDAQ	DWSN	Wed, Dec 16, 2020	2.11	2.20	2.10	2.15
2409	NASDAQ	DWSN	Tue, Dec 15, 2020	2.08	2.15	2.05	2.13
2408	NASDAQ	DWSN	Mon, Dec 14, 2020	2.11	2.17	2.01	2.11
2407	NASDAQ	DWSN	Fri, Dec 11, 2020	2.09	2.15	2.06	2.10
2406	NASDAQ	DWSN	Thu, Dec 10, 2020	2.17	2.20	2.05	2.08
2405	NASDAQ	DWSN	Wed, Dec 9, 2020	2.12	2.20	2.11	2.16
2404	NASDAQ	DWSN	Tue, Dec 8, 2020	2.17	2.17	2.05	2.10
2403	NASDAQ	DWSN	Mon, Dec 7, 2020	2.17	2.20	2.08	2.17
2402	NASDAQ	DWSN	Fri, Dec 4, 2020	2.12	2.17	2.08	2.15
2401	NASDAQ	DWSN	Thu, Dec 3, 2020	2.10	2.12	2.03	2.09
2400	NASDAQ	DWSN	Wed, Dec 2, 2020	1.93	2.12	1.93	2.08
2399	NASDAQ	DWSN	Tue, Dec 1, 2020	1.97	1.97	1.86	1.92
2398	NASDAQ	DWSN	Mon, Nov 30, 2020	2.10	2.10	1.86	1.98
2397	NASDAQ	DWSN	Fri, Nov 27, 2020	2.05	2.14	2.02	2.03
2396	NASDAQ	DWSN	Wed, Nov 25, 2020	1.94	2.14	1.94	2.07
2395	NASDAQ	DWSN	Tue, Nov 24, 2020	1.83	1.99	1.83	1.92
2394	NASDAQ	DWSN	Mon, Nov 23, 2020	1.77	1.82	1.77	1.78
2393	NASDAQ	DWSN	Fri, Nov 20, 2020	1.81	1.81	1.75	1.77
2392	NASDAQ	DWSN	Thu, Nov 19, 2020	1.78	1.81	1.74	1.77
2391	NASDAQ	DWSN	Wed, Nov 18, 2020	1.81	1.84	1.78	1.82
2390	NASDAQ	DWSN	Tue, Nov 17, 2020	1.79	1.81	1.79	1.81
2389	NASDAQ	DWSN	Mon, Nov 16, 2020	1.80	1.81	1.77	1.78
2388	NASDAQ	DWSN	Fri, Nov 13, 2020	1.76	1.81	1.74	1.78
2387	NASDAQ	DWSN	Thu, Nov 12, 2020	1.87	1.91	1.73	1.73
2386	NASDAQ	DWSN	Wed, Nov 11, 2020	1.89	1.92	1.86	1.88
2385	NASDAQ	DWSN	Tue, Nov 10, 2020	1.89	1.97	1.85	1.90
2384	NASDAQ	DWSN	Mon, Nov 9, 2020	1.78	1.87	1.76	1.87
2383	NASDAQ	DWSN	Fri, Nov 6, 2020	1.78	1.78	1.73	1.73
2382	NASDAQ	DWSN	Thu, Nov 5, 2020	1.78	1.80	1.76	1.80
2381	NASDAQ	DWSN	Wed, Nov 4, 2020	1.80	1.81	1.69	1.77
2380	NASDAQ	DWSN	Tue, Nov 3, 2020	1.72	1.83	1.72	1.73
2379	NASDAQ	DWSN	Mon, Nov 2, 2020	1.75	1.81	1.71	1.73
2378	NASDAQ	DWSN	Fri, Oct 30, 2020	2.01	2.01	1.74	1.79
2377	NASDAQ	DWSN	Thu, Oct 29, 2020	2.00	2.06	1.93	2.06
2376	NASDAQ	DWSN	Wed, Oct 28, 2020	2.07	2.12	2.04	2.06
2375	NASDAQ	DWSN	Tue, Oct 27, 2020	2.02	2.08	2.02	2.08
2374	NASDAQ	DWSN	Mon, Oct 26, 2020	2.05	2.10	2.02	2.05
2373	NASDAQ	DWSN	Fri, Oct 23, 2020	2.12	2.14	2.12	2.13
2372	NASDAQ	DWSN	Thu, Oct 22, 2020	2.02	2.14	2.02	2.10
2371	NASDAQ	DWSN	Wed, Oct 21, 2020	2.05	2.08	1.98	2.05
2370	NASDAQ	DWSN	Tue, Oct 20, 2020	2.00	2.07	1.97	2.06
2369	NASDAQ	DWSN	Mon, Oct 19, 2020	2.20	2.20	1.97	2.01
2368	NASDAQ	DWSN	Fri, Oct 16, 2020	2.15	2.20	2.14	2.17
2367	NASDAQ	DWSN	Thu, Oct 15, 2020	2.20	2.25	2.14	2.18
2366	NASDAQ	DWSN	Wed, Oct 14, 2020	2.14	2.35	2.09	2.21
2365	NASDAQ	DWSN	Tue, Oct 13, 2020	2.01	2.15	2.00	2.14
2364	NASDAQ	DWSN	Mon, Oct 12, 2020	2.06	2.13	1.97	2.00
2363	NASDAQ	DWSN	Fri, Oct 9, 2020	2.12	2.14	1.91	2.04
2362	NASDAQ	DWSN	Thu, Oct 8, 2020	2.09	2.11	1.99	2.08
2361	NASDAQ	DWSN	Wed, Oct 7, 2020	2.02	2.10	1.85	2.10
2360	NASDAQ	DWSN	Tue, Oct 6, 2020	1.80	2.20	1.79	2.02
2359	NASDAQ	DWSN	Mon, Oct 5, 2020	1.79	1.85	1.79	1.81
2358	NASDAQ	DWSN	Fri, Oct 2, 2020	1.71	1.80	1.66	1.77
2357	NASDAQ	DWSN	Thu, Oct 1, 2020	1.73	1.78	1.71	1.71
2356	NASDAQ	DWSN	Wed, Sep 30, 2020	1.83	1.85	1.75	1.76
2355	NASDAQ	DWSN	Tue, Sep 29, 2020	1.81	1.83	1.72	1.83
2354	NASDAQ	DWSN	Mon, Sep 28, 2020	1.74	1.96	1.68	1.75
2353	NASDAQ	DWSN	Fri, Sep 25, 2020	1.71	1.79	1.70	1.73
2352	NASDAQ	DWSN	Thu, Sep 24, 2020	1.74	1.74	1.69	1.70
2351	NASDAQ	DWSN	Wed, Sep 23, 2020	1.90	1.91	1.71	1.71
2350	NASDAQ	DWSN	Tue, Sep 22, 2020	1.71	1.95	1.70	1.91
2349	NASDAQ	DWSN	Mon, Sep 21, 2020	1.74	1.77	1.64	1.71
2348	NASDAQ	DWSN	Fri, Sep 18, 2020	1.74	1.74	1.64	1.74
2347	NASDAQ	DWSN	Thu, Sep 17, 2020	1.75	1.75	1.73	1.74
2346	NASDAQ	DWSN	Wed, Sep 16, 2020	1.70	1.75	1.70	1.73
2345	NASDAQ	DWSN	Tue, Sep 15, 2020	1.64	1.75	1.64	1.72
2344	NASDAQ	DWSN	Mon, Sep 14, 2020	1.64	1.65	1.63	1.63
2343	NASDAQ	DWSN	Fri, Sep 11, 2020	1.64	1.65	1.62	1.63
2342	NASDAQ	DWSN	Thu, Sep 10, 2020	1.72	1.72	1.63	1.64
2341	NASDAQ	DWSN	Wed, Sep 9, 2020	1.62	1.67	1.60	1.67
2340	NASDAQ	DWSN	Tue, Sep 8, 2020	1.74	1.74	1.62	1.62
2339	NASDAQ	DWSN	Fri, Sep 4, 2020	1.80	1.85	1.72	1.74
2338	NASDAQ	DWSN	Thu, Sep 3, 2020	1.84	1.87	1.77	1.80
2337	NASDAQ	DWSN	Wed, Sep 2, 2020	1.81	1.85	1.78	1.83
2336	NASDAQ	DWSN	Tue, Sep 1, 2020	1.66	1.85	1.66	1.81
2335	NASDAQ	DWSN	Mon, Aug 31, 2020	1.63	1.80	1.63	1.77
2334	NASDAQ	DWSN	Fri, Aug 28, 2020	1.62	1.65	1.62	1.63
2333	NASDAQ	DWSN	Thu, Aug 27, 2020	1.61	1.61	1.56	1.60
2332	NASDAQ	DWSN	Wed, Aug 26, 2020	1.62	1.64	1.59	1.64
2331	NASDAQ	DWSN	Tue, Aug 25, 2020	1.56	1.66	1.56	1.60
2330	NASDAQ	DWSN	Mon, Aug 24, 2020	1.58	1.67	1.55	1.59
2329	NASDAQ	DWSN	Fri, Aug 21, 2020	1.63	1.65	1.55	1.59
2328	NASDAQ	DWSN	Thu, Aug 20, 2020	1.64	1.67	1.61	1.67
2327	NASDAQ	DWSN	Wed, Aug 19, 2020	1.66	1.67	1.60	1.64
2326	NASDAQ	DWSN	Tue, Aug 18, 2020	1.77	1.77	1.62	1.71
2325	NASDAQ	DWSN	Mon, Aug 17, 2020	1.74	1.81	1.72	1.75
2324	NASDAQ	DWSN	Fri, Aug 14, 2020	1.76	1.78	1.76	1.76
2323	NASDAQ	DWSN	Thu, Aug 13, 2020	1.73	1.77	1.73	1.76
2322	NASDAQ	DWSN	Wed, Aug 12, 2020	1.71	1.79	1.70	1.72
2321	NASDAQ	DWSN	Tue, Aug 11, 2020	1.77	1.80	1.71	1.71
2320	NASDAQ	DWSN	Mon, Aug 10, 2020	1.74	1.79	1.70	1.73
2319	NASDAQ	DWSN	Fri, Aug 7, 2020	1.78	1.92	1.76	1.79
2318	NASDAQ	DWSN	Thu, Aug 6, 2020	1.80	1.89	1.76	1.82
2317	NASDAQ	DWSN	Wed, Aug 5, 2020	1.72	1.79	1.72	1.78
2316	NASDAQ	DWSN	Tue, Aug 4, 2020	1.73	1.75	1.67	1.73
2315	NASDAQ	DWSN	Mon, Aug 3, 2020	1.77	1.78	1.63	1.67
2314	NASDAQ	DWSN	Fri, Jul 31, 2020	1.80	1.91	1.77	1.80
2313	NASDAQ	DWSN	Thu, Jul 30, 2020	1.85	2.00	1.79	1.85
2312	NASDAQ	DWSN	Wed, Jul 29, 2020	1.77	1.81	1.77	1.78
2311	NASDAQ	DWSN	Tue, Jul 28, 2020	1.69	1.88	1.61	1.79
2310	NASDAQ	DWSN	Mon, Jul 27, 2020	1.70	1.77	1.67	1.73
2309	NASDAQ	DWSN	Fri, Jul 24, 2020	1.64	1.74	1.63	1.67
2308	NASDAQ	DWSN	Thu, Jul 23, 2020	1.73	1.82	1.64	1.72
2307	NASDAQ	DWSN	Wed, Jul 22, 2020	1.70	1.73	1.64	1.69
2306	NASDAQ	DWSN	Tue, Jul 21, 2020	1.64	1.84	1.64	1.73
2305	NASDAQ	DWSN	Mon, Jul 20, 2020	1.71	1.72	1.63	1.63
2304	NASDAQ	DWSN	Fri, Jul 17, 2020	1.71	1.77	1.69	1.69
2303	NASDAQ	DWSN	Thu, Jul 16, 2020	1.78	1.79	1.71	1.75
2302	NASDAQ	DWSN	Wed, Jul 15, 2020	1.81	2.12	1.80	1.84
2301	NASDAQ	DWSN	Tue, Jul 14, 2020	1.78	1.92	1.58	1.89
2300	NASDAQ	DWSN	Mon, Jul 13, 2020	1.52	2.21	1.48	1.96
2299	NASDAQ	DWSN	Fri, Jul 10, 2020	1.45	1.55	1.39	1.52
2298	NASDAQ	DWSN	Thu, Jul 9, 2020	1.42	1.51	1.39	1.47
2297	NASDAQ	DWSN	Wed, Jul 8, 2020	1.34	1.47	1.34	1.46
2296	NASDAQ	DWSN	Tue, Jul 7, 2020	1.46	1.60	1.45	1.54
2295	NASDAQ	DWSN	Mon, Jul 6, 2020	1.47	1.49	1.43	1.44
2294	NASDAQ	DWSN	Thu, Jul 2, 2020	1.45	1.49	1.37	1.45
2293	NASDAQ	DWSN	Wed, Jul 1, 2020	1.46	1.49	1.44	1.46
2292	NASDAQ	DWSN	Tue, Jun 30, 2020	1.35	1.45	1.35	1.44
2291	NASDAQ	DWSN	Mon, Jun 29, 2020	1.74	1.74	1.33	1.38
2290	NASDAQ	DWSN	Fri, Jun 26, 2020	1.40	1.68	1.33	1.65
2289	NASDAQ	DWSN	Thu, Jun 25, 2020	1.47	1.47	1.37	1.40
2288	NASDAQ	DWSN	Wed, Jun 24, 2020	1.46	1.50	1.44	1.44
2287	NASDAQ	DWSN	Tue, Jun 23, 2020	1.53	1.55	1.49	1.49
2286	NASDAQ	DWSN	Mon, Jun 22, 2020	1.53	1.53	1.43	1.48
2285	NASDAQ	DWSN	Fri, Jun 19, 2020	1.50	1.54	1.42	1.49
2284	NASDAQ	DWSN	Thu, Jun 18, 2020	1.62	1.62	1.50	1.50
2283	NASDAQ	DWSN	Wed, Jun 17, 2020	1.63	1.63	1.59	1.59
2282	NASDAQ	DWSN	Tue, Jun 16, 2020	1.64	1.65	1.57	1.59
2281	NASDAQ	DWSN	Mon, Jun 15, 2020	1.58	1.67	1.58	1.60
2280	NASDAQ	DWSN	Fri, Jun 12, 2020	1.60	1.62	1.55	1.55
2279	NASDAQ	DWSN	Thu, Jun 11, 2020	1.75	1.76	1.52	1.52
2278	NASDAQ	DWSN	Wed, Jun 10, 2020	1.91	1.91	1.75	1.79
2277	NASDAQ	DWSN	Tue, Jun 9, 2020	1.94	1.98	1.80	1.86
2276	NASDAQ	DWSN	Mon, Jun 8, 2020	1.89	2.05	1.85	2.01
2275	NASDAQ	DWSN	Fri, Jun 5, 2020	1.50	1.77	1.46	1.75
2274	NASDAQ	DWSN	Thu, Jun 4, 2020	1.45	1.48	1.41	1.48
2273	NASDAQ	DWSN	Wed, Jun 3, 2020	1.31	1.45	1.31	1.41
2272	NASDAQ	DWSN	Tue, Jun 2, 2020	1.29	1.34	1.28	1.28
2271	NASDAQ	DWSN	Mon, Jun 1, 2020	1.30	1.37	1.28	1.34
2270	NASDAQ	DWSN	Fri, May 29, 2020	1.36	1.36	1.31	1.32
2269	NASDAQ	DWSN	Thu, May 28, 2020	1.35	1.39	1.30	1.36
2268	NASDAQ	DWSN	Wed, May 27, 2020	1.40	1.42	1.34	1.35
2267	NASDAQ	DWSN	Tue, May 26, 2020	1.44	1.47	1.30	1.30
2266	NASDAQ	DWSN	Fri, May 22, 2020	1.38	1.42	1.37	1.42
2265	NASDAQ	DWSN	Thu, May 21, 2020	1.34	1.45	1.34	1.38
2264	NASDAQ	DWSN	Wed, May 20, 2020	1.41	1.43	1.35	1.37
2263	NASDAQ	DWSN	Tue, May 19, 2020	1.37	1.40	1.37	1.37
2262	NASDAQ	DWSN	Mon, May 18, 2020	1.30	1.40	1.28	1.36
2261	NASDAQ	DWSN	Fri, May 15, 2020	1.29	1.34	1.26	1.33
2260	NASDAQ	DWSN	Thu, May 14, 2020	1.29	1.33	1.25	1.30
2259	NASDAQ	DWSN	Wed, May 13, 2020	1.26	1.35	1.23	1.32
2258	NASDAQ	DWSN	Tue, May 12, 2020	1.34	1.34	1.26	1.32
2257	NASDAQ	DWSN	Mon, May 11, 2020	1.48	1.48	1.26	1.33
2256	NASDAQ	DWSN	Fri, May 8, 2020	1.29	1.50	1.29	1.48
2255	NASDAQ	DWSN	Thu, May 7, 2020	1.27	1.37	1.25	1.28
2254	NASDAQ	DWSN	Wed, May 6, 2020	1.29	1.29	1.22	1.28
2253	NASDAQ	DWSN	Tue, May 5, 2020	1.24	1.30	1.22	1.30
2252	NASDAQ	DWSN	Mon, May 4, 2020	1.34	1.35	1.17	1.25
2251	NASDAQ	DWSN	Fri, May 1, 2020	1.38	1.38	1.16	1.34
2250	NASDAQ	DWSN	Thu, Apr 30, 2020	1.27	1.31	1.23	1.24
2249	NASDAQ	DWSN	Wed, Apr 29, 2020	1.14	1.34	1.14	1.33
2248	NASDAQ	DWSN	Tue, Apr 28, 2020	1.13	1.15	1.13	1.13
2247	NASDAQ	DWSN	Mon, Apr 27, 2020	1.13	1.15	1.12	1.14
2246	NASDAQ	DWSN	Fri, Apr 24, 2020	1.14	1.18	1.09	1.09
2245	NASDAQ	DWSN	Thu, Apr 23, 2020	1.14	1.19	1.11	1.14
2244	NASDAQ	DWSN	Wed, Apr 22, 2020	1.05	1.14	1.04	1.10
2243	NASDAQ	DWSN	Tue, Apr 21, 2020	1.13	1.16	1.01	1.02
2242	NASDAQ	DWSN	Mon, Apr 20, 2020	1.16	1.19	1.15	1.16
2241	NASDAQ	DWSN	Fri, Apr 17, 2020	1.36	1.36	1.10	1.23
2240	NASDAQ	DWSN	Thu, Apr 16, 2020	1.24	1.36	1.20	1.30
2239	NASDAQ	DWSN	Wed, Apr 15, 2020	1.25	1.29	1.16	1.29
2238	NASDAQ	DWSN	Tue, Apr 14, 2020	1.30	1.32	1.16	1.27
2237	NASDAQ	DWSN	Mon, Apr 13, 2020	1.16	1.30	1.12	1.28
2236	NASDAQ	DWSN	Thu, Apr 9, 2020	1.04	1.43	0.98	1.16
2235	NASDAQ	DWSN	Wed, Apr 8, 2020	1.02	1.05	0.98	1.04
2234	NASDAQ	DWSN	Tue, Apr 7, 2020	0.98	1.08	0.95	1.04
2233	NASDAQ	DWSN	Mon, Apr 6, 2020	0.98	0.98	0.90	0.95
2232	NASDAQ	DWSN	Fri, Apr 3, 2020	0.98	0.98	0.86	0.96
2231	NASDAQ	DWSN	Thu, Apr 2, 2020	0.86	1.02	0.85	0.98
2230	NASDAQ	DWSN	Wed, Apr 1, 2020	0.98	1.03	0.85	0.87
2229	NASDAQ	DWSN	Tue, Mar 31, 2020	0.98	1.01	0.84	0.97
2228	NASDAQ	DWSN	Mon, Mar 30, 2020	1.07	1.07	0.92	0.92
2227	NASDAQ	DWSN	Fri, Mar 27, 2020	1.19	1.25	1.02	1.05
2226	NASDAQ	DWSN	Thu, Mar 26, 2020	0.95	1.24	0.95	1.19
2225	NASDAQ	DWSN	Wed, Mar 25, 2020	1.08	1.09	0.98	1.03
2224	NASDAQ	DWSN	Tue, Mar 24, 2020	1.09	1.09	0.95	1.05
2223	NASDAQ	DWSN	Mon, Mar 23, 2020	1.06	1.06	0.90	1.05
2222	NASDAQ	DWSN	Fri, Mar 20, 2020	1.20	1.20	1.05	1.06
2221	NASDAQ	DWSN	Thu, Mar 19, 2020	1.07	1.20	1.02	1.20
2220	NASDAQ	DWSN	Wed, Mar 18, 2020	1.08	1.13	1.02	1.08
2219	NASDAQ	DWSN	Tue, Mar 17, 2020	1.17	1.38	1.06	1.21
2218	NASDAQ	DWSN	Mon, Mar 16, 2020	1.18	1.22	1.12	1.17
2217	NASDAQ	DWSN	Fri, Mar 13, 2020	1.21	1.26	1.17	1.24
2216	NASDAQ	DWSN	Thu, Mar 12, 2020	1.21	1.26	1.12	1.21
2215	NASDAQ	DWSN	Wed, Mar 11, 2020	1.30	1.30	1.25	1.27
2214	NASDAQ	DWSN	Tue, Mar 10, 2020	1.53	1.53	1.26	1.31
2213	NASDAQ	DWSN	Mon, Mar 9, 2020	1.64	1.64	1.46	1.49
2212	NASDAQ	DWSN	Fri, Mar 6, 2020	1.70	1.86	1.70	1.75
2211	NASDAQ	DWSN	Thu, Mar 5, 2020	1.86	1.86	1.74	1.85
2210	NASDAQ	DWSN	Wed, Mar 4, 2020	1.89	1.91	1.82	1.88
2209	NASDAQ	DWSN	Tue, Mar 3, 2020	1.90	1.90	1.83	1.90
2208	NASDAQ	DWSN	Mon, Mar 2, 2020	2.04	2.04	1.81	1.90
2207	NASDAQ	DWSN	Fri, Feb 28, 2020	1.92	2.06	1.82	2.06
2206	NASDAQ	DWSN	Thu, Feb 27, 2020	1.89	2.02	1.89	1.95
2205	NASDAQ	DWSN	Wed, Feb 26, 2020	2.05	2.08	2.05	2.06
2204	NASDAQ	DWSN	Tue, Feb 25, 2020	2.15	2.15	2.04	2.06
2203	NASDAQ	DWSN	Mon, Feb 24, 2020	2.10	2.19	2.02	2.19
2202	NASDAQ	DWSN	Fri, Feb 21, 2020	2.14	2.15	2.10	2.14
2201	NASDAQ	DWSN	Thu, Feb 20, 2020	2.11	2.20	2.11	2.14
2200	NASDAQ	DWSN	Wed, Feb 19, 2020	2.13	2.14	2.10	2.11
2199	NASDAQ	DWSN	Tue, Feb 18, 2020	2.10	2.25	2.10	2.15
2198	NASDAQ	DWSN	Fri, Feb 14, 2020	2.15	2.20	2.15	2.15
2197	NASDAQ	DWSN	Thu, Feb 13, 2020	2.14	2.23	2.14	2.18
2196	NASDAQ	DWSN	Wed, Feb 12, 2020	2.25	2.25	2.21	2.21
2195	NASDAQ	DWSN	Tue, Feb 11, 2020	2.20	2.29	2.20	2.29
2194	NASDAQ	DWSN	Mon, Feb 10, 2020	2.30	2.30	2.13	2.15
2193	NASDAQ	DWSN	Fri, Feb 7, 2020	2.30	2.34	2.25	2.34
2192	NASDAQ	DWSN	Thu, Feb 6, 2020	2.32	2.38	2.30	2.30
2191	NASDAQ	DWSN	Wed, Feb 5, 2020	2.43	2.43	2.32	2.33
2190	NASDAQ	DWSN	Tue, Feb 4, 2020	2.39	2.45	2.31	2.45
2189	NASDAQ	DWSN	Mon, Feb 3, 2020	2.41	2.45	2.37	2.37
2188	NASDAQ	DWSN	Fri, Jan 31, 2020	2.43	2.53	2.37	2.40
2187	NASDAQ	DWSN	Thu, Jan 30, 2020	2.43	2.54	2.38	2.53
2186	NASDAQ	DWSN	Wed, Jan 29, 2020	2.54	2.54	2.42	2.43
2185	NASDAQ	DWSN	Tue, Jan 28, 2020	2.60	2.93	2.53	2.57
2184	NASDAQ	DWSN	Mon, Jan 27, 2020	2.59	2.66	2.58	2.61
2183	NASDAQ	DWSN	Fri, Jan 24, 2020	2.66	2.67	2.56	2.63
2182	NASDAQ	DWSN	Thu, Jan 23, 2020	2.62	2.68	2.57	2.68
2181	NASDAQ	DWSN	Wed, Jan 22, 2020	2.75	2.75	2.57	2.65
2180	NASDAQ	DWSN	Tue, Jan 21, 2020	2.45	2.79	2.45	2.78
2179	NASDAQ	DWSN	Fri, Jan 17, 2020	2.51	2.54	2.44	2.45
2178	NASDAQ	DWSN	Thu, Jan 16, 2020	2.53	2.55	2.51	2.55
2177	NASDAQ	DWSN	Wed, Jan 15, 2020	2.60	2.62	2.47	2.50
2176	NASDAQ	DWSN	Tue, Jan 14, 2020	2.59	2.64	2.58	2.61
2175	NASDAQ	DWSN	Mon, Jan 13, 2020	2.61	2.64	2.52	2.61
2174	NASDAQ	DWSN	Fri, Jan 10, 2020	2.60	2.65	2.57	2.65
2173	NASDAQ	DWSN	Thu, Jan 9, 2020	2.61	2.72	2.59	2.62
2172	NASDAQ	DWSN	Wed, Jan 8, 2020	2.55	2.62	2.55	2.60
2171	NASDAQ	DWSN	Tue, Jan 7, 2020	2.52	2.61	2.50	2.58
2170	NASDAQ	DWSN	Mon, Jan 6, 2020	2.46	2.51	2.46	2.51
2169	NASDAQ	DWSN	Fri, Jan 3, 2020	2.41	2.51	2.41	2.45
2168	NASDAQ	DWSN	Thu, Jan 2, 2020	2.44	2.51	2.40	2.40
2167	NASDAQ	DWSN	Tue, Dec 31, 2019	2.49	2.51	2.38	2.40
2166	NASDAQ	DWSN	Mon, Dec 30, 2019	2.37	2.53	2.37	2.50
2165	NASDAQ	DWSN	Fri, Dec 27, 2019	2.43	2.49	2.36	2.36
2164	NASDAQ	DWSN	Thu, Dec 26, 2019	2.42	2.48	2.42	2.45
2163	NASDAQ	DWSN	Tue, Dec 24, 2019	2.45	2.45	2.38	2.42
2162	NASDAQ	DWSN	Mon, Dec 23, 2019	2.43	2.49	2.40	2.41
2161	NASDAQ	DWSN	Fri, Dec 20, 2019	2.39	2.46	2.35	2.43
2160	NASDAQ	DWSN	Thu, Dec 19, 2019	2.45	2.46	2.38	2.40
2159	NASDAQ	DWSN	Wed, Dec 18, 2019	2.39	2.47	2.37	2.43
2158	NASDAQ	DWSN	Tue, Dec 17, 2019	2.25	2.50	2.24	2.44
2157	NASDAQ	DWSN	Mon, Dec 16, 2019	2.21	2.30	2.21	2.28
2156	NASDAQ	DWSN	Fri, Dec 13, 2019	2.26	2.28	2.16	2.24
2155	NASDAQ	DWSN	Thu, Dec 12, 2019	2.27	2.39	2.27	2.29
2154	NASDAQ	DWSN	Wed, Dec 11, 2019	2.37	2.38	2.20	2.29
2153	NASDAQ	DWSN	Tue, Dec 10, 2019	2.36	2.36	2.27	2.30
2152	NASDAQ	DWSN	Mon, Dec 9, 2019	2.47	2.47	2.36	2.36
2151	NASDAQ	DWSN	Fri, Dec 6, 2019	2.41	2.54	2.37	2.48
2150	NASDAQ	DWSN	Thu, Dec 5, 2019	2.34	2.42	2.31	2.42
2149	NASDAQ	DWSN	Wed, Dec 4, 2019	2.30	2.33	2.18	2.30
2148	NASDAQ	DWSN	Tue, Dec 3, 2019	2.23	2.28	2.22	2.27
2147	NASDAQ	DWSN	Mon, Dec 2, 2019	2.23	2.28	2.22	2.23
2146	NASDAQ	DWSN	Fri, Nov 29, 2019	2.25	2.33	2.22	2.26
2145	NASDAQ	DWSN	Wed, Nov 27, 2019	2.37	2.50	2.25	2.28
2144	NASDAQ	DWSN	Tue, Nov 26, 2019	2.62	2.69	2.41	2.41
2143	NASDAQ	DWSN	Mon, Nov 25, 2019	2.58	2.77	2.58	2.64
2142	NASDAQ	DWSN	Fri, Nov 22, 2019	2.66	2.82	2.60	2.60
2141	NASDAQ	DWSN	Thu, Nov 21, 2019	2.70	2.70	2.56	2.64
2140	NASDAQ	DWSN	Wed, Nov 20, 2019	2.63	2.82	2.63	2.68
2139	NASDAQ	DWSN	Tue, Nov 19, 2019	2.57	2.75	2.57	2.64
2138	NASDAQ	DWSN	Mon, Nov 18, 2019	2.62	2.76	2.57	2.57
2137	NASDAQ	DWSN	Fri, Nov 15, 2019	2.73	2.77	2.57	2.70
2136	NASDAQ	DWSN	Thu, Nov 14, 2019	2.66	2.76	2.61	2.61
2135	NASDAQ	DWSN	Wed, Nov 13, 2019	2.85	2.88	2.70	2.70
2134	NASDAQ	DWSN	Tue, Nov 12, 2019	2.83	2.87	2.69	2.85
2133	NASDAQ	DWSN	Mon, Nov 11, 2019	2.42	2.80	2.42	2.80
2132	NASDAQ	DWSN	Fri, Nov 8, 2019	2.53	2.57	2.46	2.49
2131	NASDAQ	DWSN	Thu, Nov 7, 2019	2.65	2.66	2.53	2.55
2130	NASDAQ	DWSN	Wed, Nov 6, 2019	2.46	2.71	2.46	2.65
2129	NASDAQ	DWSN	Tue, Nov 5, 2019	2.59	2.59	2.38	2.48
2128	NASDAQ	DWSN	Mon, Nov 4, 2019	2.61	2.65	2.50	2.59
2127	NASDAQ	DWSN	Fri, Nov 1, 2019	2.45	2.61	2.43	2.56
2126	NASDAQ	DWSN	Thu, Oct 31, 2019	2.15	2.49	2.13	2.40
2125	NASDAQ	DWSN	Wed, Oct 30, 2019	1.95	2.00	1.93	1.96
2124	NASDAQ	DWSN	Tue, Oct 29, 2019	1.95	2.00	1.93	1.93
2123	NASDAQ	DWSN	Mon, Oct 28, 2019	1.96	1.99	1.93	1.93
2122	NASDAQ	DWSN	Fri, Oct 25, 2019	2.04	2.04	1.93	1.93
2121	NASDAQ	DWSN	Thu, Oct 24, 2019	2.04	2.05	1.94	1.97
2120	NASDAQ	DWSN	Wed, Oct 23, 2019	2.06	2.08	2.02	2.04
2119	NASDAQ	DWSN	Tue, Oct 22, 2019	1.97	2.08	1.97	2.06
2118	NASDAQ	DWSN	Mon, Oct 21, 2019	2.10	2.12	1.95	1.95
2117	NASDAQ	DWSN	Fri, Oct 18, 2019	2.04	2.12	2.04	2.12
2116	NASDAQ	DWSN	Thu, Oct 17, 2019	2.11	2.15	2.03	2.03
2115	NASDAQ	DWSN	Wed, Oct 16, 2019	2.14	2.16	2.05	2.16
2114	NASDAQ	DWSN	Tue, Oct 15, 2019	2.07	2.13	2.07	2.11
2113	NASDAQ	DWSN	Mon, Oct 14, 2019	2.08	2.17	2.07	2.10
2112	NASDAQ	DWSN	Fri, Oct 11, 2019	2.17	2.17	2.09	2.11
2111	NASDAQ	DWSN	Thu, Oct 10, 2019	2.06	2.11	2.06	2.07
2110	NASDAQ	DWSN	Wed, Oct 9, 2019	2.12	2.21	2.00	2.07
2109	NASDAQ	DWSN	Tue, Oct 8, 2019	2.13	2.15	2.08	2.10
2108	NASDAQ	DWSN	Mon, Oct 7, 2019	2.13	2.16	2.13	2.13
2107	NASDAQ	DWSN	Fri, Oct 4, 2019	2.15	2.21	2.12	2.13
2106	NASDAQ	DWSN	Thu, Oct 3, 2019	2.15	2.22	2.12	2.14
2105	NASDAQ	DWSN	Wed, Oct 2, 2019	2.15	2.20	2.13	2.13
2104	NASDAQ	DWSN	Tue, Oct 1, 2019	2.13	2.17	2.11	2.15
2103	NASDAQ	DWSN	Mon, Sep 30, 2019	2.12	2.21	2.12	2.14
2102	NASDAQ	DWSN	Fri, Sep 27, 2019	2.11	2.16	2.04	2.11
2101	NASDAQ	DWSN	Thu, Sep 26, 2019	2.09	2.15	2.07	2.10
2100	NASDAQ	DWSN	Wed, Sep 25, 2019	2.11	2.19	2.10	2.10
2099	NASDAQ	DWSN	Tue, Sep 24, 2019	2.11	2.15	2.10	2.11
2098	NASDAQ	DWSN	Mon, Sep 23, 2019	2.17	2.19	2.09	2.11
2097	NASDAQ	DWSN	Fri, Sep 20, 2019	2.11	2.24	2.04	2.20
2096	NASDAQ	DWSN	Thu, Sep 19, 2019	2.06	2.17	2.03	2.16
2095	NASDAQ	DWSN	Wed, Sep 18, 2019	2.03	2.10	2.02	2.06
2094	NASDAQ	DWSN	Tue, Sep 17, 2019	2.17	2.19	2.02	2.04
2093	NASDAQ	DWSN	Mon, Sep 16, 2019	2.09	2.27	2.08	2.19
2092	NASDAQ	DWSN	Fri, Sep 13, 2019	2.06	2.07	2.00	2.02
2091	NASDAQ	DWSN	Thu, Sep 12, 2019	2.03	2.15	1.90	2.08
2090	NASDAQ	DWSN	Wed, Sep 11, 2019	2.11	2.15	2.02	2.03
2089	NASDAQ	DWSN	Tue, Sep 10, 2019	2.15	2.15	2.08	2.09
2088	NASDAQ	DWSN	Mon, Sep 9, 2019	2.11	2.15	2.10	2.13
2087	NASDAQ	DWSN	Fri, Sep 6, 2019	2.10	2.14	2.09	2.11
2086	NASDAQ	DWSN	Thu, Sep 5, 2019	2.09	2.17	2.08	2.13
2085	NASDAQ	DWSN	Wed, Sep 4, 2019	2.04	2.13	2.03	2.10
2084	NASDAQ	DWSN	Tue, Sep 3, 2019	2.10	2.10	2.03	2.04
2083	NASDAQ	DWSN	Fri, Aug 30, 2019	2.15	2.16	2.05	2.11
2082	NASDAQ	DWSN	Thu, Aug 29, 2019	2.15	2.26	2.15	2.16
2081	NASDAQ	DWSN	Wed, Aug 28, 2019	2.04	2.18	1.99	2.15
2080	NASDAQ	DWSN	Tue, Aug 27, 2019	2.14	2.14	1.99	2.04
2079	NASDAQ	DWSN	Mon, Aug 26, 2019	2.00	2.19	2.00	2.19
2078	NASDAQ	DWSN	Fri, Aug 23, 2019	2.04	2.06	1.97	1.98
2077	NASDAQ	DWSN	Thu, Aug 22, 2019	2.12	2.14	2.01	2.01
2076	NASDAQ	DWSN	Wed, Aug 21, 2019	2.15	2.23	2.03	2.14
2075	NASDAQ	DWSN	Tue, Aug 20, 2019	2.16	2.16	2.11	2.11
2074	NASDAQ	DWSN	Mon, Aug 19, 2019	2.15	2.24	2.14	2.14
2073	NASDAQ	DWSN	Fri, Aug 16, 2019	1.98	2.21	1.98	2.18
2072	NASDAQ	DWSN	Thu, Aug 15, 2019	1.98	2.10	1.90	2.03
2071	NASDAQ	DWSN	Wed, Aug 14, 2019	2.04	2.05	1.97	2.00
2070	NASDAQ	DWSN	Tue, Aug 13, 2019	2.02	2.08	2.02	2.05
2069	NASDAQ	DWSN	Mon, Aug 12, 2019	2.05	2.16	2.00	2.02
2068	NASDAQ	DWSN	Fri, Aug 9, 2019	2.25	2.27	2.03	2.12
2067	NASDAQ	DWSN	Thu, Aug 8, 2019	2.20	2.28	2.13	2.25
2066	NASDAQ	DWSN	Wed, Aug 7, 2019	2.27	2.27	2.02	2.20
2065	NASDAQ	DWSN	Tue, Aug 6, 2019	2.28	2.33	2.15	2.25
2064	NASDAQ	DWSN	Mon, Aug 5, 2019	2.34	2.36	2.28	2.31
2063	NASDAQ	DWSN	Fri, Aug 2, 2019	2.36	2.46	2.24	2.39
2062	NASDAQ	DWSN	Thu, Aug 1, 2019	2.22	2.51	2.22	2.44
2061	NASDAQ	DWSN	Wed, Jul 31, 2019	2.39	2.53	2.35	2.38
2060	NASDAQ	DWSN	Tue, Jul 30, 2019	2.25	2.35	2.22	2.28
2059	NASDAQ	DWSN	Mon, Jul 29, 2019	2.32	2.37	2.20	2.24
2058	NASDAQ	DWSN	Fri, Jul 26, 2019	2.37	2.38	2.33	2.33
2057	NASDAQ	DWSN	Thu, Jul 25, 2019	2.55	2.59	2.30	2.40
2056	NASDAQ	DWSN	Wed, Jul 24, 2019	2.55	2.63	2.50	2.52
2055	NASDAQ	DWSN	Tue, Jul 23, 2019	2.51	2.60	2.46	2.57
2054	NASDAQ	DWSN	Mon, Jul 22, 2019	2.43	2.55	2.43	2.52
2053	NASDAQ	DWSN	Fri, Jul 19, 2019	2.53	2.63	2.43	2.43
2052	NASDAQ	DWSN	Thu, Jul 18, 2019	2.50	2.55	2.44	2.53
2051	NASDAQ	DWSN	Wed, Jul 17, 2019	2.64	2.67	2.50	2.51
2050	NASDAQ	DWSN	Tue, Jul 16, 2019	2.61	2.75	2.48	2.65
2049	NASDAQ	DWSN	Mon, Jul 15, 2019	2.46	2.64	2.38	2.62
2048	NASDAQ	DWSN	Fri, Jul 12, 2019	2.53	2.53	2.48	2.48
2047	NASDAQ	DWSN	Thu, Jul 11, 2019	2.45	2.58	2.41	2.52
2046	NASDAQ	DWSN	Wed, Jul 10, 2019	2.32	2.49	2.32	2.46
2045	NASDAQ	DWSN	Tue, Jul 9, 2019	2.37	2.43	2.36	2.41
2044	NASDAQ	DWSN	Mon, Jul 8, 2019	2.35	2.43	2.29	2.38
2043	NASDAQ	DWSN	Fri, Jul 5, 2019	2.34	2.38	2.26	2.36
2042	NASDAQ	DWSN	Wed, Jul 3, 2019	2.41	2.41	2.32	2.36
2041	NASDAQ	DWSN	Tue, Jul 2, 2019	2.44	2.61	2.40	2.40
2040	NASDAQ	DWSN	Mon, Jul 1, 2019	2.55	2.59	2.36	2.45
2039	NASDAQ	DWSN	Fri, Jun 28, 2019	2.40	2.75	2.29	2.50
2038	NASDAQ	DWSN	Thu, Jun 27, 2019	2.24	2.51	2.24	2.40
2037	NASDAQ	DWSN	Wed, Jun 26, 2019	2.24	2.31	2.19	2.25
2036	NASDAQ	DWSN	Tue, Jun 25, 2019	2.27	2.29	2.22	2.24
2035	NASDAQ	DWSN	Mon, Jun 24, 2019	2.29	2.30	2.17	2.27
2034	NASDAQ	DWSN	Fri, Jun 21, 2019	2.29	2.35	2.28	2.30
2033	NASDAQ	DWSN	Thu, Jun 20, 2019	2.33	2.33	2.25	2.31
2032	NASDAQ	DWSN	Wed, Jun 19, 2019	2.23	2.32	2.12	2.30
2031	NASDAQ	DWSN	Tue, Jun 18, 2019	2.13	2.24	2.08	2.24
2030	NASDAQ	DWSN	Mon, Jun 17, 2019	2.07	2.12	2.05	2.12
2029	NASDAQ	DWSN	Fri, Jun 14, 2019	2.10	2.11	2.02	2.06
2028	NASDAQ	DWSN	Thu, Jun 13, 2019	2.15	2.24	2.01	2.09
2027	NASDAQ	DWSN	Wed, Jun 12, 2019	2.18	2.18	2.07	2.12
2026	NASDAQ	DWSN	Tue, Jun 11, 2019	2.26	2.28	2.17	2.19
2025	NASDAQ	DWSN	Mon, Jun 10, 2019	2.30	2.34	2.26	2.26
2024	NASDAQ	DWSN	Fri, Jun 7, 2019	2.33	2.33	2.19	2.24
2023	NASDAQ	DWSN	Thu, Jun 6, 2019	2.29	2.34	2.26	2.31
2022	NASDAQ	DWSN	Wed, Jun 5, 2019	2.40	2.40	2.27	2.31
2021	NASDAQ	DWSN	Tue, Jun 4, 2019	2.34	2.47	2.27	2.40
2020	NASDAQ	DWSN	Mon, Jun 3, 2019	2.26	2.36	2.18	2.34
2019	NASDAQ	DWSN	Fri, May 31, 2019	2.18	2.38	2.17	2.24
2018	NASDAQ	DWSN	Thu, May 30, 2019	2.38	2.38	2.17	2.22
2017	NASDAQ	DWSN	Wed, May 29, 2019	2.24	2.30	2.18	2.26
2016	NASDAQ	DWSN	Tue, May 28, 2019	2.34	2.34	2.21	2.26
2015	NASDAQ	DWSN	Fri, May 24, 2019	2.27	2.43	2.25	2.34
2014	NASDAQ	DWSN	Thu, May 23, 2019	2.25	2.27	2.15	2.24
2013	NASDAQ	DWSN	Wed, May 22, 2019	2.29	2.31	2.25	2.29
2012	NASDAQ	DWSN	Tue, May 21, 2019	2.35	2.35	2.28	2.30
2011	NASDAQ	DWSN	Mon, May 20, 2019	2.32	2.36	2.25	2.36
2010	NASDAQ	DWSN	Fri, May 17, 2019	2.37	2.47	2.32	2.33
2009	NASDAQ	DWSN	Thu, May 16, 2019	2.25	2.42	2.25	2.38
2008	NASDAQ	DWSN	Wed, May 15, 2019	2.33	2.47	2.30	2.33
2007	NASDAQ	DWSN	Tue, May 14, 2019	2.26	2.36	2.20	2.35
2006	NASDAQ	DWSN	Mon, May 13, 2019	2.39	2.39	2.24	2.25
2005	NASDAQ	DWSN	Fri, May 10, 2019	2.42	2.45	2.38	2.41
2004	NASDAQ	DWSN	Thu, May 9, 2019	2.33	2.43	2.20	2.42
2003	NASDAQ	DWSN	Wed, May 8, 2019	2.39	2.39	2.30	2.36
2002	NASDAQ	DWSN	Tue, May 7, 2019	2.45	2.48	2.33	2.39
2001	NASDAQ	DWSN	Mon, May 6, 2019	2.51	2.51	2.43	2.47
2000	NASDAQ	DWSN	Fri, May 3, 2019	2.50	2.58	2.40	2.54
1999	NASDAQ	DWSN	Thu, May 2, 2019	2.63	2.65	2.38	2.47
1998	NASDAQ	DWSN	Wed, May 1, 2019	2.96	3.00	2.58	2.67
1997	NASDAQ	DWSN	Tue, Apr 30, 2019	2.44	2.85	2.29	2.80
1996	NASDAQ	DWSN	Mon, Apr 29, 2019	2.51	2.55	2.40	2.42
1995	NASDAQ	DWSN	Fri, Apr 26, 2019	2.54	2.55	2.45	2.52
1994	NASDAQ	DWSN	Thu, Apr 25, 2019	2.51	2.57	2.50	2.53
1993	NASDAQ	DWSN	Wed, Apr 24, 2019	2.66	2.71	2.51	2.53
1992	NASDAQ	DWSN	Tue, Apr 23, 2019	2.73	2.73	2.66	2.67
1991	NASDAQ	DWSN	Mon, Apr 22, 2019	2.83	2.83	2.65	2.70
1990	NASDAQ	DWSN	Thu, Apr 18, 2019	2.82	2.88	2.68	2.73
1989	NASDAQ	DWSN	Wed, Apr 17, 2019	3.00	3.00	2.82	2.83
1988	NASDAQ	DWSN	Tue, Apr 16, 2019	2.95	2.99	2.91	2.93
1987	NASDAQ	DWSN	Mon, Apr 15, 2019	2.93	2.95	2.86	2.95
1986	NASDAQ	DWSN	Fri, Apr 12, 2019	2.99	3.00	2.88	2.91
1985	NASDAQ	DWSN	Thu, Apr 11, 2019	3.04	3.08	2.94	2.95
1984	NASDAQ	DWSN	Wed, Apr 10, 2019	3.11	3.16	3.03	3.05
1983	NASDAQ	DWSN	Tue, Apr 9, 2019	3.05	3.20	3.04	3.11
1982	NASDAQ	DWSN	Mon, Apr 8, 2019	2.93	3.08	2.93	3.04
1981	NASDAQ	DWSN	Fri, Apr 5, 2019	2.93	2.96	2.89	2.94
1980	NASDAQ	DWSN	Thu, Apr 4, 2019	2.94	2.96	2.90	2.94
1979	NASDAQ	DWSN	Wed, Apr 3, 2019	2.92	2.98	2.85	2.95
1978	NASDAQ	DWSN	Tue, Apr 2, 2019	2.94	2.95	2.85	2.91
1977	NASDAQ	DWSN	Mon, Apr 1, 2019	2.94	2.97	2.93	2.95
1976	NASDAQ	DWSN	Fri, Mar 29, 2019	2.97	3.00	2.90	2.93
1975	NASDAQ	DWSN	Thu, Mar 28, 2019	2.97	3.00	2.88	2.94
1974	NASDAQ	DWSN	Wed, Mar 27, 2019	2.95	3.10	2.92	2.98
1973	NASDAQ	DWSN	Tue, Mar 26, 2019	3.01	3.11	2.91	2.97
1972	NASDAQ	DWSN	Mon, Mar 25, 2019	2.96	3.06	2.90	3.01
1971	NASDAQ	DWSN	Fri, Mar 22, 2019	3.03	3.09	2.94	2.97
1970	NASDAQ	DWSN	Thu, Mar 21, 2019	3.13	3.25	3.00	3.03
1969	NASDAQ	DWSN	Wed, Mar 20, 2019	3.10	3.22	3.06	3.16
1968	NASDAQ	DWSN	Tue, Mar 19, 2019	3.04	3.15	3.02	3.10
1967	NASDAQ	DWSN	Mon, Mar 18, 2019	3.01	3.11	3.01	3.04
1966	NASDAQ	DWSN	Fri, Mar 15, 2019	3.11	3.27	3.00	3.01
1965	NASDAQ	DWSN	Thu, Mar 14, 2019	3.10	3.21	3.05	3.11
1964	NASDAQ	DWSN	Wed, Mar 13, 2019	3.10	3.29	3.03	3.03
1963	NASDAQ	DWSN	Tue, Mar 12, 2019	3.16	3.46	3.06	3.07
1962	NASDAQ	DWSN	Mon, Mar 11, 2019	3.06	3.15	3.04	3.15
1961	NASDAQ	DWSN	Fri, Mar 8, 2019	3.12	3.19	3.01	3.07
1960	NASDAQ	DWSN	Thu, Mar 7, 2019	3.29	3.30	3.13	3.13
1959	NASDAQ	DWSN	Wed, Mar 6, 2019	3.29	3.32	3.24	3.28
1958	NASDAQ	DWSN	Tue, Mar 5, 2019	3.28	3.35	3.11	3.28
1957	NASDAQ	DWSN	Mon, Mar 4, 2019	3.47	3.52	3.26	3.30
1956	NASDAQ	DWSN	Fri, Mar 1, 2019	3.61	3.70	3.42	3.46
1955	NASDAQ	DWSN	Thu, Feb 28, 2019	3.50	3.74	3.50	3.61
1954	NASDAQ	DWSN	Wed, Feb 27, 2019	3.89	3.92	3.69	3.89
1953	NASDAQ	DWSN	Tue, Feb 26, 2019	3.90	3.98	3.80	3.93
1952	NASDAQ	DWSN	Mon, Feb 25, 2019	3.72	3.88	3.72	3.84
1951	NASDAQ	DWSN	Fri, Feb 22, 2019	3.76	3.86	3.67	3.75
1950	NASDAQ	DWSN	Thu, Feb 21, 2019	3.90	3.90	3.58	3.74
1949	NASDAQ	DWSN	Wed, Feb 20, 2019	3.90	4.00	3.76	3.82
1948	NASDAQ	DWSN	Tue, Feb 19, 2019	3.84	3.92	3.81	3.91
1947	NASDAQ	DWSN	Fri, Feb 15, 2019	3.83	3.95	3.78	3.85
1946	NASDAQ	DWSN	Thu, Feb 14, 2019	3.86	3.94	3.80	3.80
1945	NASDAQ	DWSN	Wed, Feb 13, 2019	3.90	3.90	3.85	3.87
1944	NASDAQ	DWSN	Tue, Feb 12, 2019	3.82	3.94	3.81	3.87
1943	NASDAQ	DWSN	Mon, Feb 11, 2019	3.69	3.89	3.65	3.80
1942	NASDAQ	DWSN	Fri, Feb 8, 2019	3.74	3.75	3.56	3.66
1941	NASDAQ	DWSN	Thu, Feb 7, 2019	3.84	3.84	3.66	3.74
1940	NASDAQ	DWSN	Wed, Feb 6, 2019	3.88	3.93	3.82	3.91
1939	NASDAQ	DWSN	Tue, Feb 5, 2019	4.09	4.09	3.86	3.91
1938	NASDAQ	DWSN	Mon, Feb 4, 2019	4.11	4.19	3.98	4.10
1937	NASDAQ	DWSN	Fri, Feb 1, 2019	3.90	4.16	3.88	4.11
1936	NASDAQ	DWSN	Thu, Jan 31, 2019	3.84	3.94	3.81	3.91
1935	NASDAQ	DWSN	Wed, Jan 30, 2019	3.78	3.85	3.65	3.85
1934	NASDAQ	DWSN	Tue, Jan 29, 2019	3.80	3.92	3.71	3.73
1933	NASDAQ	DWSN	Mon, Jan 28, 2019	3.78	3.93	3.78	3.80
1932	NASDAQ	DWSN	Fri, Jan 25, 2019	3.85	3.94	3.68	3.78
1931	NASDAQ	DWSN	Thu, Jan 24, 2019	3.87	3.97	3.76	3.81
1930	NASDAQ	DWSN	Wed, Jan 23, 2019	3.99	4.25	3.80	3.86
1929	NASDAQ	DWSN	Tue, Jan 22, 2019	4.21	4.21	3.95	4.00
1928	NASDAQ	DWSN	Fri, Jan 18, 2019	4.09	4.28	3.98	4.25
1927	NASDAQ	DWSN	Thu, Jan 17, 2019	3.73	4.08	3.73	4.04
1926	NASDAQ	DWSN	Wed, Jan 16, 2019	3.85	3.85	3.68	3.77
1925	NASDAQ	DWSN	Tue, Jan 15, 2019	3.97	4.00	3.78	3.82
1924	NASDAQ	DWSN	Mon, Jan 14, 2019	4.00	4.06	3.89	3.91
1923	NASDAQ	DWSN	Fri, Jan 11, 2019	3.89	4.06	3.88	4.05
1922	NASDAQ	DWSN	Thu, Jan 10, 2019	3.96	4.02	3.89	3.93
1921	NASDAQ	DWSN	Wed, Jan 9, 2019	3.87	4.02	3.85	3.99
1920	NASDAQ	DWSN	Tue, Jan 8, 2019	3.90	3.91	3.71	3.84
1919	NASDAQ	DWSN	Mon, Jan 7, 2019	3.67	3.89	3.64	3.88
1918	NASDAQ	DWSN	Fri, Jan 4, 2019	3.50	3.67	3.49	3.64
1917	NASDAQ	DWSN	Thu, Jan 3, 2019	3.44	3.50	3.37	3.46
1916	NASDAQ	DWSN	Wed, Jan 2, 2019	3.30	3.53	3.30	3.45
1915	NASDAQ	DWSN	Mon, Dec 31, 2018	3.52	3.52	3.30	3.38
1914	NASDAQ	DWSN	Fri, Dec 28, 2018	3.31	3.59	3.31	3.50
1913	NASDAQ	DWSN	Thu, Dec 27, 2018	3.04	3.40	3.04	3.30
1912	NASDAQ	DWSN	Wed, Dec 26, 2018	3.21	3.21	3.05	3.10
1911	NASDAQ	DWSN	Mon, Dec 24, 2018	3.07	3.40	3.07	3.18
1910	NASDAQ	DWSN	Fri, Dec 21, 2018	3.23	3.32	3.12	3.18
1909	NASDAQ	DWSN	Thu, Dec 20, 2018	3.26	3.41	3.23	3.23
1908	NASDAQ	DWSN	Wed, Dec 19, 2018	3.39	3.51	3.34	3.42
1907	NASDAQ	DWSN	Tue, Dec 18, 2018	3.41	3.42	3.26	3.37
1906	NASDAQ	DWSN	Mon, Dec 17, 2018	3.55	3.58	3.32	3.38
1905	NASDAQ	DWSN	Fri, Dec 14, 2018	3.58	3.69	3.44	3.54
1904	NASDAQ	DWSN	Thu, Dec 13, 2018	3.57	3.69	3.47	3.62
1903	NASDAQ	DWSN	Wed, Dec 12, 2018	3.50	3.70	3.50	3.59
1902	NASDAQ	DWSN	Tue, Dec 11, 2018	3.48	3.56	3.35	3.46
1901	NASDAQ	DWSN	Mon, Dec 10, 2018	3.55	3.69	3.42	3.46
1900	NASDAQ	DWSN	Fri, Dec 7, 2018	3.64	3.81	3.55	3.56
1899	NASDAQ	DWSN	Thu, Dec 6, 2018	3.58	3.67	3.50	3.61
1898	NASDAQ	DWSN	Tue, Dec 4, 2018	3.91	3.94	3.60	3.61
1897	NASDAQ	DWSN	Mon, Dec 3, 2018	3.80	3.99	3.80	3.89
1896	NASDAQ	DWSN	Fri, Nov 30, 2018	3.88	4.04	3.71	3.72
1895	NASDAQ	DWSN	Thu, Nov 29, 2018	4.00	4.16	3.86	3.90
1894	NASDAQ	DWSN	Wed, Nov 28, 2018	4.00	4.14	3.90	3.97
1893	NASDAQ	DWSN	Tue, Nov 27, 2018	4.00	4.02	3.96	3.97
1892	NASDAQ	DWSN	Mon, Nov 26, 2018	4.33	4.33	3.86	3.88
1891	NASDAQ	DWSN	Fri, Nov 23, 2018	4.28	4.41	4.25	4.29
1890	NASDAQ	DWSN	Wed, Nov 21, 2018	4.34	4.57	4.33	4.44
1889	NASDAQ	DWSN	Tue, Nov 20, 2018	4.32	4.53	4.21	4.33
1888	NASDAQ	DWSN	Mon, Nov 19, 2018	4.45	4.60	4.33	4.37
1887	NASDAQ	DWSN	Fri, Nov 16, 2018	4.56	4.81	4.44	4.46
1886	NASDAQ	DWSN	Thu, Nov 15, 2018	4.41	4.68	4.41	4.57
1885	NASDAQ	DWSN	Wed, Nov 14, 2018	4.94	4.94	4.29	4.40
1884	NASDAQ	DWSN	Tue, Nov 13, 2018	5.06	5.11	4.80	4.86
1883	NASDAQ	DWSN	Mon, Nov 12, 2018	5.43	5.43	5.03	5.05
1882	NASDAQ	DWSN	Fri, Nov 9, 2018	5.58	5.58	5.37	5.40
1881	NASDAQ	DWSN	Thu, Nov 8, 2018	5.86	5.86	5.60	5.62
1880	NASDAQ	DWSN	Wed, Nov 7, 2018	5.76	5.93	5.63	5.87
1879	NASDAQ	DWSN	Tue, Nov 6, 2018	5.55	5.77	5.49	5.76
1878	NASDAQ	DWSN	Mon, Nov 5, 2018	5.51	5.67	5.36	5.54
1877	NASDAQ	DWSN	Fri, Nov 2, 2018	5.01	5.49	5.01	5.47
1876	NASDAQ	DWSN	Thu, Nov 1, 2018	6.00	6.00	4.81	5.14
1875	NASDAQ	DWSN	Wed, Oct 31, 2018	5.53	5.65	5.51	5.61
1874	NASDAQ	DWSN	Tue, Oct 30, 2018	5.34	5.51	5.26	5.47
1873	NASDAQ	DWSN	Mon, Oct 29, 2018	5.58	5.58	5.25	5.35
1872	NASDAQ	DWSN	Fri, Oct 26, 2018	5.42	5.59	5.31	5.55
1871	NASDAQ	DWSN	Thu, Oct 25, 2018	5.35	5.78	5.15	5.52
1870	NASDAQ	DWSN	Wed, Oct 24, 2018	5.55	5.55	5.30	5.30
1869	NASDAQ	DWSN	Tue, Oct 23, 2018	5.70	5.72	5.52	5.53
1868	NASDAQ	DWSN	Mon, Oct 22, 2018	5.78	5.82	5.67	5.80
1867	NASDAQ	DWSN	Fri, Oct 19, 2018	5.80	5.88	5.68	5.73
1866	NASDAQ	DWSN	Thu, Oct 18, 2018	5.83	5.91	5.72	5.80
1865	NASDAQ	DWSN	Wed, Oct 17, 2018	6.02	6.08	5.73	5.86
1864	NASDAQ	DWSN	Tue, Oct 16, 2018	6.01	6.13	5.87	6.04
1863	NASDAQ	DWSN	Mon, Oct 15, 2018	5.67	6.05	5.67	5.97
1862	NASDAQ	DWSN	Fri, Oct 12, 2018	5.93	6.07	5.65	5.73
1861	NASDAQ	DWSN	Thu, Oct 11, 2018	6.10	6.36	5.82	5.82
1860	NASDAQ	DWSN	Wed, Oct 10, 2018	6.40	6.40	6.01	6.13
1859	NASDAQ	DWSN	Tue, Oct 9, 2018	6.07	6.45	6.03	6.39
1858	NASDAQ	DWSN	Mon, Oct 8, 2018	5.94	6.18	5.92	6.11
1857	NASDAQ	DWSN	Fri, Oct 5, 2018	6.24	6.29	5.97	6.05
1856	NASDAQ	DWSN	Thu, Oct 4, 2018	6.32	6.51	6.21	6.23
1855	NASDAQ	DWSN	Wed, Oct 3, 2018	6.26	6.57	6.20	6.35
1854	NASDAQ	DWSN	Tue, Oct 2, 2018	6.22	6.45	6.18	6.26
1853	NASDAQ	DWSN	Mon, Oct 1, 2018	6.21	6.31	6.14	6.21
1852	NASDAQ	DWSN	Fri, Sep 28, 2018	6.14	6.34	6.10	6.19
1851	NASDAQ	DWSN	Thu, Sep 27, 2018	6.26	6.39	6.09	6.15
1850	NASDAQ	DWSN	Wed, Sep 26, 2018	6.49	6.50	6.14	6.25
1849	NASDAQ	DWSN	Tue, Sep 25, 2018	6.25	6.68	6.22	6.50
1848	NASDAQ	DWSN	Mon, Sep 24, 2018	6.20	6.29	6.15	6.24
1847	NASDAQ	DWSN	Fri, Sep 21, 2018	5.97	6.23	5.97	6.20
1846	NASDAQ	DWSN	Thu, Sep 20, 2018	6.06	6.26	5.95	5.97
1845	NASDAQ	DWSN	Wed, Sep 19, 2018	5.80	6.16	5.80	6.02
1844	NASDAQ	DWSN	Tue, Sep 18, 2018	5.78	5.94	5.75	5.79
1843	NASDAQ	DWSN	Mon, Sep 17, 2018	5.79	5.83	5.63	5.76
1842	NASDAQ	DWSN	Fri, Sep 14, 2018	5.71	5.89	5.64	5.79
1841	NASDAQ	DWSN	Thu, Sep 13, 2018	5.85	6.00	5.66	5.72
1840	NASDAQ	DWSN	Wed, Sep 12, 2018	5.88	6.09	5.81	5.84
1839	NASDAQ	DWSN	Tue, Sep 11, 2018	6.03	6.13	5.78	5.88
1838	NASDAQ	DWSN	Mon, Sep 10, 2018	5.85	6.06	5.74	6.03
1837	NASDAQ	DWSN	Fri, Sep 7, 2018	5.80	5.96	5.70	5.77
1836	NASDAQ	DWSN	Thu, Sep 6, 2018	6.01	6.16	5.82	5.85
1835	NASDAQ	DWSN	Wed, Sep 5, 2018	6.05	6.15	5.85	6.01
1834	NASDAQ	DWSN	Tue, Sep 4, 2018	6.20	6.20	5.96	6.04
1833	NASDAQ	DWSN	Fri, Aug 31, 2018	6.20	6.24	6.05	6.20
1832	NASDAQ	DWSN	Thu, Aug 30, 2018	6.30	6.40	6.12	6.22
1831	NASDAQ	DWSN	Wed, Aug 29, 2018	6.00	6.34	5.96	6.31
1830	NASDAQ	DWSN	Tue, Aug 28, 2018	5.88	6.05	5.87	6.00
1829	NASDAQ	DWSN	Mon, Aug 27, 2018	5.95	6.18	5.82	5.89
1828	NASDAQ	DWSN	Fri, Aug 24, 2018	5.86	6.07	5.85	5.94
1827	NASDAQ	DWSN	Thu, Aug 23, 2018	5.92	6.01	5.85	5.85
1826	NASDAQ	DWSN	Wed, Aug 22, 2018	5.87	5.99	5.87	5.92
1825	NASDAQ	DWSN	Tue, Aug 21, 2018	5.76	5.91	5.76	5.84
1824	NASDAQ	DWSN	Mon, Aug 20, 2018	5.84	5.85	5.70	5.74
1823	NASDAQ	DWSN	Fri, Aug 17, 2018	5.66	5.87	5.65	5.82
1822	NASDAQ	DWSN	Thu, Aug 16, 2018	5.65	5.78	5.62	5.68
1821	NASDAQ	DWSN	Wed, Aug 15, 2018	5.77	5.80	5.50	5.62
1820	NASDAQ	DWSN	Tue, Aug 14, 2018	5.88	6.10	5.82	5.85
1819	NASDAQ	DWSN	Mon, Aug 13, 2018	5.82	5.87	5.75	5.86
1818	NASDAQ	DWSN	Fri, Aug 10, 2018	5.93	6.03	5.81	5.82
1817	NASDAQ	DWSN	Thu, Aug 9, 2018	5.98	6.07	5.85	5.95
1816	NASDAQ	DWSN	Wed, Aug 8, 2018	5.98	6.04	5.80	5.98
1815	NASDAQ	DWSN	Tue, Aug 7, 2018	5.93	6.07	5.90	5.97
1814	NASDAQ	DWSN	Mon, Aug 6, 2018	6.09	6.09	5.80	5.93
1813	NASDAQ	DWSN	Fri, Aug 3, 2018	6.00	6.27	5.68	6.09
1812	NASDAQ	DWSN	Thu, Aug 2, 2018	7.99	7.99	6.20	6.36
1811	NASDAQ	DWSN	Wed, Aug 1, 2018	7.81	7.83	7.61	7.83
1810	NASDAQ	DWSN	Tue, Jul 31, 2018	7.72	7.94	7.67	7.81
1809	NASDAQ	DWSN	Mon, Jul 30, 2018	7.67	7.90	7.66	7.74
1808	NASDAQ	DWSN	Fri, Jul 27, 2018	7.68	7.71	7.50	7.67
1807	NASDAQ	DWSN	Thu, Jul 26, 2018	7.52	7.75	7.33	7.71
1806	NASDAQ	DWSN	Wed, Jul 25, 2018	7.50	7.65	7.40	7.50
1805	NASDAQ	DWSN	Tue, Jul 24, 2018	7.45	7.68	7.40	7.47
1804	NASDAQ	DWSN	Mon, Jul 23, 2018	7.60	7.66	7.22	7.43
1803	NASDAQ	DWSN	Fri, Jul 20, 2018	7.76	7.88	7.58	7.61
1802	NASDAQ	DWSN	Thu, Jul 19, 2018	7.75	7.93	7.71	7.76
1801	NASDAQ	DWSN	Wed, Jul 18, 2018	7.81	7.83	7.62	7.79
1800	NASDAQ	DWSN	Tue, Jul 17, 2018	7.82	7.88	7.62	7.81
1799	NASDAQ	DWSN	Mon, Jul 16, 2018	7.82	7.99	7.72	7.81
1798	NASDAQ	DWSN	Fri, Jul 13, 2018	8.00	8.28	7.94	7.95
1797	NASDAQ	DWSN	Thu, Jul 12, 2018	7.85	8.00	7.61	7.99
1796	NASDAQ	DWSN	Wed, Jul 11, 2018	7.90	8.00	7.70	7.74
1795	NASDAQ	DWSN	Tue, Jul 10, 2018	8.11	8.25	7.90	7.97
1794	NASDAQ	DWSN	Mon, Jul 9, 2018	8.08	8.13	7.95	8.09
1793	NASDAQ	DWSN	Fri, Jul 6, 2018	7.63	7.95	7.60	7.93
1792	NASDAQ	DWSN	Thu, Jul 5, 2018	7.67	7.75	7.49	7.63
1791	NASDAQ	DWSN	Tue, Jul 3, 2018	7.59	7.77	7.53	7.62
1790	NASDAQ	DWSN	Mon, Jul 2, 2018	7.80	7.89	7.47	7.55
1789	NASDAQ	DWSN	Fri, Jun 29, 2018	7.87	7.96	7.82	7.90
1788	NASDAQ	DWSN	Thu, Jun 28, 2018	7.94	8.12	7.76	7.85
1787	NASDAQ	DWSN	Wed, Jun 27, 2018	8.02	8.40	7.82	7.91
1786	NASDAQ	DWSN	Tue, Jun 26, 2018	7.63	8.08	7.56	8.00
1785	NASDAQ	DWSN	Mon, Jun 25, 2018	7.83	7.94	7.52	7.66
1784	NASDAQ	DWSN	Fri, Jun 22, 2018	7.57	7.89	7.38	7.84
1783	NASDAQ	DWSN	Thu, Jun 21, 2018	7.86	7.88	7.16	7.44
1782	NASDAQ	DWSN	Wed, Jun 20, 2018	7.83	8.00	7.78	7.86
1781	NASDAQ	DWSN	Tue, Jun 19, 2018	7.70	7.98	7.64	7.81
1780	NASDAQ	DWSN	Mon, Jun 18, 2018	7.75	7.87	7.73	7.77
1779	NASDAQ	DWSN	Fri, Jun 15, 2018	7.78	7.97	7.70	7.77
1778	NASDAQ	DWSN	Thu, Jun 14, 2018	7.82	8.00	7.78	7.84
1777	NASDAQ	DWSN	Wed, Jun 13, 2018	7.78	7.96	7.64	7.79
1776	NASDAQ	DWSN	Tue, Jun 12, 2018	7.25	7.94	7.25	7.79
1775	NASDAQ	DWSN	Mon, Jun 11, 2018	7.37	7.42	7.14	7.24
1774	NASDAQ	DWSN	Fri, Jun 8, 2018	7.58	7.58	7.13	7.38
1773	NASDAQ	DWSN	Thu, Jun 7, 2018	7.58	7.69	7.29	7.63
1772	NASDAQ	DWSN	Wed, Jun 6, 2018	7.30	7.65	7.30	7.55
1771	NASDAQ	DWSN	Tue, Jun 5, 2018	7.19	7.50	7.16	7.49
1770	NASDAQ	DWSN	Mon, Jun 4, 2018	7.41	7.48	7.10	7.20
1769	NASDAQ	DWSN	Fri, Jun 1, 2018	7.10	7.33	7.03	7.32
1768	NASDAQ	DWSN	Thu, May 31, 2018	7.10	7.43	7.09	7.10
1767	NASDAQ	DWSN	Wed, May 30, 2018	7.06	7.19	7.00	7.09
1766	NASDAQ	DWSN	Tue, May 29, 2018	6.88	7.03	6.87	6.99
1765	NASDAQ	DWSN	Fri, May 25, 2018	7.17	7.17	6.80	6.91
1764	NASDAQ	DWSN	Thu, May 24, 2018	7.25	7.33	7.12	7.24
1763	NASDAQ	DWSN	Wed, May 23, 2018	7.61	7.68	7.22	7.29
1762	NASDAQ	DWSN	Tue, May 22, 2018	7.49	7.99	7.49	7.69
1761	NASDAQ	DWSN	Mon, May 21, 2018	7.94	7.98	7.41	7.50
1760	NASDAQ	DWSN	Fri, May 18, 2018	7.67	8.11	7.50	7.76
1759	NASDAQ	DWSN	Thu, May 17, 2018	7.40	7.66	7.38	7.53
1758	NASDAQ	DWSN	Wed, May 16, 2018	7.43	7.71	7.40	7.41
1757	NASDAQ	DWSN	Tue, May 15, 2018	7.57	7.74	7.40	7.49
1756	NASDAQ	DWSN	Mon, May 14, 2018	7.50	7.80	7.32	7.52
1755	NASDAQ	DWSN	Fri, May 11, 2018	7.30	7.46	7.00	7.45
1754	NASDAQ	DWSN	Thu, May 10, 2018	7.29	7.43	7.01	7.15
1753	NASDAQ	DWSN	Wed, May 9, 2018	7.29	7.40	7.21	7.28
1752	NASDAQ	DWSN	Tue, May 8, 2018	7.20	7.38	6.81	7.19
1751	NASDAQ	DWSN	Mon, May 7, 2018	7.55	7.64	7.16	7.27
1750	NASDAQ	DWSN	Fri, May 4, 2018	7.03	7.67	7.03	7.43
1749	NASDAQ	DWSN	Thu, May 3, 2018	6.94	7.35	6.71	7.31
1748	NASDAQ	DWSN	Wed, May 2, 2018	7.02	7.30	6.63	6.66
1747	NASDAQ	DWSN	Tue, May 1, 2018	6.86	7.13	6.82	7.04
1746	NASDAQ	DWSN	Mon, Apr 30, 2018	6.90	7.14	6.82	6.86
1745	NASDAQ	DWSN	Fri, Apr 27, 2018	6.87	7.10	6.86	6.91
1744	NASDAQ	DWSN	Thu, Apr 26, 2018	6.60	6.90	6.42	6.86
1743	NASDAQ	DWSN	Wed, Apr 25, 2018	6.44	6.61	6.44	6.54
1742	NASDAQ	DWSN	Tue, Apr 24, 2018	6.39	6.52	6.33	6.40
1741	NASDAQ	DWSN	Mon, Apr 23, 2018	6.25	6.48	6.06	6.42
1740	NASDAQ	DWSN	Fri, Apr 20, 2018	6.38	6.47	6.23	6.30
1739	NASDAQ	DWSN	Thu, Apr 19, 2018	6.22	6.43	6.11	6.39
1738	NASDAQ	DWSN	Wed, Apr 18, 2018	5.98	6.26	5.98	6.17
1737	NASDAQ	DWSN	Tue, Apr 17, 2018	6.02	6.17	5.86	5.96
1736	NASDAQ	DWSN	Mon, Apr 16, 2018	6.00	6.12	5.89	6.02
1735	NASDAQ	DWSN	Fri, Apr 13, 2018	6.10	6.18	5.90	5.93
1734	NASDAQ	DWSN	Thu, Apr 12, 2018	6.22	6.22	6.05	6.10
1733	NASDAQ	DWSN	Wed, Apr 11, 2018	6.03	6.25	5.95	6.13
1732	NASDAQ	DWSN	Tue, Apr 10, 2018	5.90	6.19	5.90	5.94
1731	NASDAQ	DWSN	Mon, Apr 9, 2018	5.97	6.02	5.82	5.84
1730	NASDAQ	DWSN	Fri, Apr 6, 2018	6.01	6.10	5.86	5.97
1729	NASDAQ	DWSN	Thu, Apr 5, 2018	6.14	6.30	5.38	6.01
1728	NASDAQ	DWSN	Wed, Apr 4, 2018	6.56	6.56	5.83	6.11
1727	NASDAQ	DWSN	Tue, Apr 3, 2018	5.90	6.31	5.70	6.10
1726	NASDAQ	DWSN	Mon, Apr 2, 2018	6.29	6.29	5.75	5.93
1725	NASDAQ	DWSN	Thu, Mar 29, 2018	6.10	6.45	5.93	6.42
1724	NASDAQ	DWSN	Wed, Mar 28, 2018	6.04	6.30	5.77	6.10
1723	NASDAQ	DWSN	Tue, Mar 27, 2018	6.30	6.50	6.29	6.32
1722	NASDAQ	DWSN	Mon, Mar 26, 2018	6.35	6.45	6.21	6.32
1721	NASDAQ	DWSN	Fri, Mar 23, 2018	6.25	6.33	6.00	6.20
1720	NASDAQ	DWSN	Thu, Mar 22, 2018	6.21	6.54	6.10	6.14
1719	NASDAQ	DWSN	Wed, Mar 21, 2018	6.16	6.57	6.16	6.30
1718	NASDAQ	DWSN	Tue, Mar 20, 2018	6.21	6.31	6.06	6.17
1717	NASDAQ	DWSN	Mon, Mar 19, 2018	6.24	6.24	5.93	6.15
1716	NASDAQ	DWSN	Fri, Mar 16, 2018	6.14	6.40	5.92	6.25
1715	NASDAQ	DWSN	Thu, Mar 15, 2018	6.25	6.40	6.09	6.14
1714	NASDAQ	DWSN	Wed, Mar 14, 2018	6.37	6.37	6.11	6.20
1713	NASDAQ	DWSN	Tue, Mar 13, 2018	6.25	6.41	6.18	6.29
1712	NASDAQ	DWSN	Mon, Mar 12, 2018	6.12	6.30	5.78	6.28
1711	NASDAQ	DWSN	Fri, Mar 9, 2018	6.28	6.31	6.09	6.14
1710	NASDAQ	DWSN	Thu, Mar 8, 2018	6.33	6.45	6.30	6.34
1709	NASDAQ	DWSN	Wed, Mar 7, 2018	5.93	6.39	5.93	6.33
1708	NASDAQ	DWSN	Tue, Mar 6, 2018	6.00	6.19	5.79	5.97
1707	NASDAQ	DWSN	Mon, Mar 5, 2018	5.66	6.02	5.66	5.95
1706	NASDAQ	DWSN	Fri, Mar 2, 2018	5.81	5.84	5.45	5.68
1705	NASDAQ	DWSN	Thu, Mar 1, 2018	5.35	5.85	5.35	5.81
1704	NASDAQ	DWSN	Wed, Feb 28, 2018	5.39	5.42	5.14	5.25
1703	NASDAQ	DWSN	Tue, Feb 27, 2018	5.61	5.72	5.14	5.36
1702	NASDAQ	DWSN	Mon, Feb 26, 2018	5.33	5.66	5.33	5.64
1701	NASDAQ	DWSN	Fri, Feb 23, 2018	5.49	5.51	5.31	5.32
1700	NASDAQ	DWSN	Thu, Feb 22, 2018	5.10	5.51	5.10	5.49
1699	NASDAQ	DWSN	Wed, Feb 21, 2018	5.25	5.59	5.10	5.10
1698	NASDAQ	DWSN	Tue, Feb 20, 2018	5.10	5.73	5.10	5.23
1697	NASDAQ	DWSN	Fri, Feb 16, 2018	5.39	5.52	5.00	5.10
1696	NASDAQ	DWSN	Thu, Feb 15, 2018	5.63	5.63	5.33	5.41
1695	NASDAQ	DWSN	Wed, Feb 14, 2018	5.49	6.09	5.49	5.60
1694	NASDAQ	DWSN	Tue, Feb 13, 2018	5.56	5.84	5.50	5.57
1693	NASDAQ	DWSN	Mon, Feb 12, 2018	5.80	5.95	5.64	5.79
1692	NASDAQ	DWSN	Fri, Feb 9, 2018	5.75	5.89	5.44	5.75
1691	NASDAQ	DWSN	Thu, Feb 8, 2018	5.93	5.93	5.60	5.69
1690	NASDAQ	DWSN	Wed, Feb 7, 2018	5.98	6.19	5.87	5.91
1689	NASDAQ	DWSN	Tue, Feb 6, 2018	5.73	6.50	5.69	5.98
1688	NASDAQ	DWSN	Mon, Feb 5, 2018	6.30	6.47	5.54	5.89
1687	NASDAQ	DWSN	Fri, Feb 2, 2018	6.36	6.40	6.08	6.32
1686	NASDAQ	DWSN	Thu, Feb 1, 2018	6.19	6.47	6.15	6.46
1685	NASDAQ	DWSN	Wed, Jan 31, 2018	6.29	6.62	6.08	6.08
1684	NASDAQ	DWSN	Tue, Jan 30, 2018	6.22	6.44	6.00	6.27
1683	NASDAQ	DWSN	Mon, Jan 29, 2018	6.55	6.55	6.14	6.25
1682	NASDAQ	DWSN	Fri, Jan 26, 2018	6.35	6.68	6.12	6.62
1681	NASDAQ	DWSN	Thu, Jan 25, 2018	6.25	6.49	6.18	6.29
1680	NASDAQ	DWSN	Wed, Jan 24, 2018	6.67	6.78	6.20	6.21
1679	NASDAQ	DWSN	Tue, Jan 23, 2018	5.80	6.62	5.73	6.61
1678	NASDAQ	DWSN	Mon, Jan 22, 2018	5.66	5.79	5.64	5.77
1677	NASDAQ	DWSN	Fri, Jan 19, 2018	5.68	5.75	5.63	5.65
1676	NASDAQ	DWSN	Thu, Jan 18, 2018	5.62	5.84	5.58	5.68
1675	NASDAQ	DWSN	Wed, Jan 17, 2018	5.67	5.77	5.58	5.62
1674	NASDAQ	DWSN	Tue, Jan 16, 2018	5.81	5.94	5.57	5.65
1673	NASDAQ	DWSN	Fri, Jan 12, 2018	5.69	5.85	5.59	5.85
1672	NASDAQ	DWSN	Thu, Jan 11, 2018	5.27	6.01	5.27	5.70
1671	NASDAQ	DWSN	Wed, Jan 10, 2018	5.70	5.78	5.26	5.32
1670	NASDAQ	DWSN	Tue, Jan 9, 2018	5.71	5.78	5.55	5.71
1669	NASDAQ	DWSN	Mon, Jan 8, 2018	5.19	5.93	5.19	5.87
1668	NASDAQ	DWSN	Fri, Jan 5, 2018	5.05	5.23	5.05	5.19
1667	NASDAQ	DWSN	Thu, Jan 4, 2018	4.98	5.13	4.95	5.04
1666	NASDAQ	DWSN	Wed, Jan 3, 2018	4.84	4.99	4.82	4.97
1665	NASDAQ	DWSN	Tue, Jan 2, 2018	4.79	5.02	4.64	4.83
1664	NASDAQ	DWSN	Fri, Dec 29, 2017	4.86	4.86	4.70	4.73
1663	NASDAQ	DWSN	Thu, Dec 28, 2017	4.76	4.91	4.64	4.84
1662	NASDAQ	DWSN	Wed, Dec 27, 2017	4.78	4.90	4.72	4.78
1661	NASDAQ	DWSN	Tue, Dec 26, 2017	4.81	4.87	4.76	4.77
1660	NASDAQ	DWSN	Fri, Dec 22, 2017	4.96	5.00	4.76	4.84
1659	NASDAQ	DWSN	Thu, Dec 21, 2017	4.85	5.06	4.82	4.94
1658	NASDAQ	DWSN	Wed, Dec 20, 2017	4.80	4.84	4.72	4.80
1657	NASDAQ	DWSN	Tue, Dec 19, 2017	4.70	4.80	4.64	4.76
1656	NASDAQ	DWSN	Mon, Dec 18, 2017	4.57	4.74	4.55	4.69
1655	NASDAQ	DWSN	Fri, Dec 15, 2017	4.47	4.62	4.39	4.56
1654	NASDAQ	DWSN	Thu, Dec 14, 2017	4.52	4.59	4.33	4.45
1653	NASDAQ	DWSN	Wed, Dec 13, 2017	4.67	4.67	4.44	4.50
1652	NASDAQ	DWSN	Tue, Dec 12, 2017	4.65	4.70	4.43	4.57
1651	NASDAQ	DWSN	Mon, Dec 11, 2017	4.73	4.76	4.57	4.63
1650	NASDAQ	DWSN	Fri, Dec 8, 2017	4.69	4.83	4.66	4.74
1649	NASDAQ	DWSN	Thu, Dec 7, 2017	4.97	4.97	4.62	4.70
1648	NASDAQ	DWSN	Wed, Dec 6, 2017	4.75	4.91	4.54	4.63
1647	NASDAQ	DWSN	Tue, Dec 5, 2017	4.81	5.05	4.74	4.83
1646	NASDAQ	DWSN	Mon, Dec 4, 2017	4.98	5.07	4.86	4.88
1645	NASDAQ	DWSN	Fri, Dec 1, 2017	4.70	5.00	4.70	4.94
1644	NASDAQ	DWSN	Thu, Nov 30, 2017	4.76	4.84	4.52	4.67
1643	NASDAQ	DWSN	Wed, Nov 29, 2017	4.65	4.82	4.57	4.70
1642	NASDAQ	DWSN	Tue, Nov 28, 2017	4.62	4.74	4.51	4.67
1641	NASDAQ	DWSN	Mon, Nov 27, 2017	4.84	4.88	4.63	4.64
1640	NASDAQ	DWSN	Fri, Nov 24, 2017	4.85	4.97	4.80	4.83
1639	NASDAQ	DWSN	Wed, Nov 22, 2017	4.80	5.00	4.80	4.81
1638	NASDAQ	DWSN	Tue, Nov 21, 2017	5.07	5.07	4.78	4.81
1637	NASDAQ	DWSN	Mon, Nov 20, 2017	5.08	5.11	4.90	4.94
1636	NASDAQ	DWSN	Fri, Nov 17, 2017	5.10	5.19	4.95	5.12
1635	NASDAQ	DWSN	Thu, Nov 16, 2017	5.14	5.21	4.76	5.13
1634	NASDAQ	DWSN	Wed, Nov 15, 2017	5.01	5.23	4.71	5.14
1633	NASDAQ	DWSN	Tue, Nov 14, 2017	5.13	5.25	5.03	5.05
1632	NASDAQ	DWSN	Mon, Nov 13, 2017	5.14	5.39	5.06	5.14
1631	NASDAQ	DWSN	Fri, Nov 10, 2017	5.11	5.20	4.94	5.12
1630	NASDAQ	DWSN	Thu, Nov 9, 2017	5.09	5.24	5.09	5.12
1629	NASDAQ	DWSN	Wed, Nov 8, 2017	4.93	5.33	4.85	5.11
1628	NASDAQ	DWSN	Tue, Nov 7, 2017	4.88	4.97	4.86	4.90
1627	NASDAQ	DWSN	Mon, Nov 6, 2017	4.75	4.81	4.75	4.76
1626	NASDAQ	DWSN	Fri, Nov 3, 2017	4.61	4.79	4.61	4.76
1625	NASDAQ	DWSN	Thu, Nov 2, 2017	4.66	4.81	4.48	4.66
1624	NASDAQ	DWSN	Wed, Nov 1, 2017	4.37	4.37	4.18	4.31
1623	NASDAQ	DWSN	Tue, Oct 31, 2017	4.34	4.47	4.21	4.21
1622	NASDAQ	DWSN	Mon, Oct 30, 2017	4.24	4.59	4.24	4.35
1621	NASDAQ	DWSN	Fri, Oct 27, 2017	4.09	4.37	4.09	4.29
1620	NASDAQ	DWSN	Thu, Oct 26, 2017	4.17	4.17	4.10	4.11
1619	NASDAQ	DWSN	Wed, Oct 25, 2017	4.20	4.30	4.10	4.19
1618	NASDAQ	DWSN	Tue, Oct 24, 2017	4.16	4.27	4.14	4.22
1617	NASDAQ	DWSN	Mon, Oct 23, 2017	4.16	4.28	4.16	4.18
1616	NASDAQ	DWSN	Fri, Oct 20, 2017	4.33	4.33	4.12	4.12
1615	NASDAQ	DWSN	Thu, Oct 19, 2017	4.30	4.41	4.10	4.34
1614	NASDAQ	DWSN	Wed, Oct 18, 2017	4.36	4.44	4.32	4.35
1613	NASDAQ	DWSN	Tue, Oct 17, 2017	4.46	4.50	4.34	4.34
1612	NASDAQ	DWSN	Mon, Oct 16, 2017	4.66	4.66	4.39	4.39
1611	NASDAQ	DWSN	Fri, Oct 13, 2017	4.64	4.68	4.64	4.66
1610	NASDAQ	DWSN	Thu, Oct 12, 2017	4.57	4.62	4.55	4.57
1609	NASDAQ	DWSN	Wed, Oct 11, 2017	4.62	4.62	4.47	4.57
1608	NASDAQ	DWSN	Tue, Oct 10, 2017	4.57	4.70	4.57	4.62
1607	NASDAQ	DWSN	Mon, Oct 9, 2017	4.62	4.67	4.51	4.57
1606	NASDAQ	DWSN	Fri, Oct 6, 2017	4.58	4.62	4.51	4.58
1605	NASDAQ	DWSN	Thu, Oct 5, 2017	4.51	4.66	4.40	4.64
1604	NASDAQ	DWSN	Wed, Oct 4, 2017	4.38	4.59	4.35	4.52
1603	NASDAQ	DWSN	Tue, Oct 3, 2017	4.27	4.47	4.25	4.39
1602	NASDAQ	DWSN	Mon, Oct 2, 2017	4.32	4.37	4.21	4.28
1601	NASDAQ	DWSN	Fri, Sep 29, 2017	4.28	4.38	4.13	4.31
1600	NASDAQ	DWSN	Thu, Sep 28, 2017	4.25	4.45	4.23	4.27
1599	NASDAQ	DWSN	Wed, Sep 27, 2017	4.14	4.29	4.10	4.26
1598	NASDAQ	DWSN	Tue, Sep 26, 2017	4.35	4.48	4.09	4.13
1597	NASDAQ	DWSN	Mon, Sep 25, 2017	4.15	4.38	4.07	4.34
1596	NASDAQ	DWSN	Fri, Sep 22, 2017	4.11	4.14	4.07	4.12
1595	NASDAQ	DWSN	Thu, Sep 21, 2017	4.00	4.19	4.00	4.12
1594	NASDAQ	DWSN	Wed, Sep 20, 2017	3.92	4.04	3.92	4.02
1593	NASDAQ	DWSN	Tue, Sep 19, 2017	3.90	3.95	3.88	3.93
1592	NASDAQ	DWSN	Mon, Sep 18, 2017	3.94	4.03	3.90	3.90
1591	NASDAQ	DWSN	Fri, Sep 15, 2017	4.04	4.04	3.90	3.91
1590	NASDAQ	DWSN	Thu, Sep 14, 2017	4.20	4.27	4.03	4.03
1589	NASDAQ	DWSN	Wed, Sep 13, 2017	3.92	4.23	3.92	4.17
1588	NASDAQ	DWSN	Tue, Sep 12, 2017	3.95	3.98	3.89	3.93
1587	NASDAQ	DWSN	Mon, Sep 11, 2017	3.88	3.93	3.87	3.92
1586	NASDAQ	DWSN	Fri, Sep 8, 2017	3.91	3.92	3.83	3.86
1585	NASDAQ	DWSN	Thu, Sep 7, 2017	3.98	3.98	3.91	3.95
1584	NASDAQ	DWSN	Wed, Sep 6, 2017	3.99	4.10	3.94	3.97
1583	NASDAQ	DWSN	Tue, Sep 5, 2017	4.16	4.24	4.03	4.04
1582	NASDAQ	DWSN	Fri, Sep 1, 2017	3.99	4.20	3.98	4.16
1581	NASDAQ	DWSN	Thu, Aug 31, 2017	3.89	4.00	3.89	3.98
1580	NASDAQ	DWSN	Wed, Aug 30, 2017	3.89	3.91	3.83	3.88
1579	NASDAQ	DWSN	Tue, Aug 29, 2017	3.81	3.91	3.81	3.91
1578	NASDAQ	DWSN	Mon, Aug 28, 2017	3.82	3.84	3.71	3.81
1577	NASDAQ	DWSN	Fri, Aug 25, 2017	3.83	3.86	3.78	3.84
1576	NASDAQ	DWSN	Thu, Aug 24, 2017	3.83	3.87	3.81	3.81
1575	NASDAQ	DWSN	Wed, Aug 23, 2017	3.72	3.87	3.71	3.82
1574	NASDAQ	DWSN	Tue, Aug 22, 2017	3.70	3.78	3.67	3.72
1573	NASDAQ	DWSN	Mon, Aug 21, 2017	3.69	3.76	3.62	3.66
1572	NASDAQ	DWSN	Fri, Aug 18, 2017	3.66	3.70	3.62	3.69
1571	NASDAQ	DWSN	Thu, Aug 17, 2017	3.62	3.74	3.62	3.65
1570	NASDAQ	DWSN	Wed, Aug 16, 2017	3.70	3.74	3.64	3.64
1569	NASDAQ	DWSN	Tue, Aug 15, 2017	3.66	3.76	3.64	3.72
1568	NASDAQ	DWSN	Mon, Aug 14, 2017	3.73	3.77	3.65	3.66
1567	NASDAQ	DWSN	Fri, Aug 11, 2017	3.79	3.79	3.67	3.71
1566	NASDAQ	DWSN	Thu, Aug 10, 2017	3.71	3.84	3.71	3.78
1565	NASDAQ	DWSN	Wed, Aug 9, 2017	3.90	3.92	3.66	3.73
1564	NASDAQ	DWSN	Tue, Aug 8, 2017	3.96	4.22	3.90	3.91
1563	NASDAQ	DWSN	Mon, Aug 7, 2017	4.18	4.18	3.99	3.99
1562	NASDAQ	DWSN	Fri, Aug 4, 2017	4.05	4.25	4.02	4.16
1561	NASDAQ	DWSN	Thu, Aug 3, 2017	3.61	4.03	3.61	4.00
1560	NASDAQ	DWSN	Wed, Aug 2, 2017	3.72	3.82	3.65	3.77
1559	NASDAQ	DWSN	Tue, Aug 1, 2017	3.84	3.93	3.70	3.71
1558	NASDAQ	DWSN	Mon, Jul 31, 2017	3.95	4.00	3.81	3.82
1557	NASDAQ	DWSN	Fri, Jul 28, 2017	3.91	4.05	3.89	3.94
1556	NASDAQ	DWSN	Thu, Jul 27, 2017	3.92	4.03	3.84	3.91
1555	NASDAQ	DWSN	Wed, Jul 26, 2017	3.87	4.06	3.79	3.91
1554	NASDAQ	DWSN	Tue, Jul 25, 2017	3.78	4.05	3.77	3.84
1553	NASDAQ	DWSN	Mon, Jul 24, 2017	3.81	3.87	3.64	3.70
1552	NASDAQ	DWSN	Fri, Jul 21, 2017	3.90	3.99	3.83	3.83
1551	NASDAQ	DWSN	Thu, Jul 20, 2017	3.91	4.07	3.82	3.93
1550	NASDAQ	DWSN	Wed, Jul 19, 2017	3.70	4.16	3.70	3.91
1549	NASDAQ	DWSN	Tue, Jul 18, 2017	3.92	4.06	3.64	3.70
1548	NASDAQ	DWSN	Mon, Jul 17, 2017	3.87	4.03	3.86	3.90
1547	NASDAQ	DWSN	Fri, Jul 14, 2017	3.83	3.95	3.83	3.88
1546	NASDAQ	DWSN	Thu, Jul 13, 2017	3.88	4.12	3.81	3.81
1545	NASDAQ	DWSN	Wed, Jul 12, 2017	3.78	3.95	3.71	3.89
1544	NASDAQ	DWSN	Tue, Jul 11, 2017	3.80	3.89	3.67	3.74
1543	NASDAQ	DWSN	Mon, Jul 10, 2017	3.67	3.88	3.57	3.81
1542	NASDAQ	DWSN	Fri, Jul 7, 2017	3.59	3.74	3.52	3.69
1541	NASDAQ	DWSN	Thu, Jul 6, 2017	3.73	3.79	3.55	3.57
1540	NASDAQ	DWSN	Wed, Jul 5, 2017	3.81	3.85	3.69	3.73
1539	NASDAQ	DWSN	Mon, Jul 3, 2017	3.73	3.90	3.73	3.84
1538	NASDAQ	DWSN	Fri, Jun 30, 2017	3.76	3.80	3.71	3.73
1537	NASDAQ	DWSN	Thu, Jun 29, 2017	3.81	3.92	3.71	3.76
1536	NASDAQ	DWSN	Wed, Jun 28, 2017	3.76	3.90	3.67	3.80
1535	NASDAQ	DWSN	Tue, Jun 27, 2017	4.08	4.25	3.73	3.76
1534	NASDAQ	DWSN	Mon, Jun 26, 2017	3.82	4.48	3.82	4.05
1533	NASDAQ	DWSN	Fri, Jun 23, 2017	3.92	4.02	3.77	3.78
1532	NASDAQ	DWSN	Thu, Jun 22, 2017	3.97	4.19	3.87	3.90
1531	NASDAQ	DWSN	Wed, Jun 21, 2017	3.84	4.00	3.79	3.95
1530	NASDAQ	DWSN	Tue, Jun 20, 2017	3.86	3.90	3.73	3.83
1529	NASDAQ	DWSN	Mon, Jun 19, 2017	3.84	3.94	3.83	3.90
1528	NASDAQ	DWSN	Fri, Jun 16, 2017	3.86	3.90	3.83	3.87
1527	NASDAQ	DWSN	Thu, Jun 15, 2017	3.99	4.15	3.84	3.90
1526	NASDAQ	DWSN	Wed, Jun 14, 2017	3.99	4.08	3.90	4.08
1525	NASDAQ	DWSN	Tue, Jun 13, 2017	4.00	4.11	3.92	4.04
1524	NASDAQ	DWSN	Mon, Jun 12, 2017	4.13	4.24	3.90	4.00
1523	NASDAQ	DWSN	Fri, Jun 9, 2017	3.99	4.16	3.96	4.09
1522	NASDAQ	DWSN	Thu, Jun 8, 2017	3.90	4.05	3.90	3.97
1521	NASDAQ	DWSN	Wed, Jun 7, 2017	4.05	4.08	3.86	3.93
1520	NASDAQ	DWSN	Tue, Jun 6, 2017	3.94	4.10	3.91	4.04
1519	NASDAQ	DWSN	Mon, Jun 5, 2017	4.00	4.10	3.95	3.96
1518	NASDAQ	DWSN	Fri, Jun 2, 2017	3.97	4.14	3.93	4.04
1517	NASDAQ	DWSN	Thu, Jun 1, 2017	3.70	4.00	3.65	3.95
1516	NASDAQ	DWSN	Wed, May 31, 2017	3.69	3.76	3.59	3.67
1515	NASDAQ	DWSN	Tue, May 30, 2017	3.91	3.91	3.71	3.71
1514	NASDAQ	DWSN	Fri, May 26, 2017	3.89	4.01	3.89	3.92
1513	NASDAQ	DWSN	Thu, May 25, 2017	4.06	4.13	3.84	3.86
1512	NASDAQ	DWSN	Wed, May 24, 2017	4.08	4.31	4.00	4.02
1511	NASDAQ	DWSN	Tue, May 23, 2017	4.04	4.15	4.04	4.10
1510	NASDAQ	DWSN	Mon, May 22, 2017	4.18	4.21	4.06	4.07
1509	NASDAQ	DWSN	Fri, May 19, 2017	3.90	4.24	3.90	4.13
1508	NASDAQ	DWSN	Thu, May 18, 2017	3.95	4.00	3.83	3.85
1507	NASDAQ	DWSN	Wed, May 17, 2017	4.16	4.23	3.93	3.96
1506	NASDAQ	DWSN	Tue, May 16, 2017	4.32	4.32	4.09	4.14
1505	NASDAQ	DWSN	Mon, May 15, 2017	4.36	4.51	4.29	4.30
1504	NASDAQ	DWSN	Fri, May 12, 2017	4.39	4.39	4.29	4.31
1503	NASDAQ	DWSN	Thu, May 11, 2017	4.50	4.59	4.39	4.41
1502	NASDAQ	DWSN	Wed, May 10, 2017	4.71	4.71	4.48	4.50
1501	NASDAQ	DWSN	Tue, May 9, 2017	4.71	4.73	4.62	4.66
1500	NASDAQ	DWSN	Mon, May 8, 2017	4.74	4.82	4.68	4.71
1499	NASDAQ	DWSN	Fri, May 5, 2017	4.64	4.89	4.51	4.75
1498	NASDAQ	DWSN	Thu, May 4, 2017	4.53	4.72	4.48	4.60
1497	NASDAQ	DWSN	Wed, May 3, 2017	4.63	4.63	4.53	4.55
1496	NASDAQ	DWSN	Tue, May 2, 2017	4.71	4.71	4.58	4.62
1495	NASDAQ	DWSN	Mon, May 1, 2017	4.85	4.85	4.63	4.66
1494	NASDAQ	DWSN	Fri, Apr 28, 2017	4.83	4.88	4.67	4.79
1493	NASDAQ	DWSN	Thu, Apr 27, 2017	5.00	5.11	4.76	4.84
1492	NASDAQ	DWSN	Wed, Apr 26, 2017	4.95	5.10	4.95	5.00
1491	NASDAQ	DWSN	Tue, Apr 25, 2017	5.18	5.21	4.91	4.96
1490	NASDAQ	DWSN	Mon, Apr 24, 2017	5.22	5.22	5.06	5.11
1489	NASDAQ	DWSN	Fri, Apr 21, 2017	5.07	5.18	5.02	5.11
1488	NASDAQ	DWSN	Thu, Apr 20, 2017	5.04	5.18	5.02	5.08
1487	NASDAQ	DWSN	Wed, Apr 19, 2017	5.14	5.22	5.00	5.05
1486	NASDAQ	DWSN	Tue, Apr 18, 2017	5.05	5.14	4.96	5.10
1485	NASDAQ	DWSN	Mon, Apr 17, 2017	5.10	5.15	5.00	5.06
1484	NASDAQ	DWSN	Thu, Apr 13, 2017	4.94	5.12	4.94	5.04
1483	NASDAQ	DWSN	Wed, Apr 12, 2017	5.14	5.14	4.94	4.98
1482	NASDAQ	DWSN	Tue, Apr 11, 2017	5.17	5.25	4.94	5.11
1481	NASDAQ	DWSN	Mon, Apr 10, 2017	5.20	5.29	5.10	5.10
1480	NASDAQ	DWSN	Fri, Apr 7, 2017	5.20	5.33	5.10	5.17
1479	NASDAQ	DWSN	Thu, Apr 6, 2017	4.96	5.34	4.95	5.23
1478	NASDAQ	DWSN	Wed, Apr 5, 2017	5.05	5.18	4.88	4.93
1477	NASDAQ	DWSN	Tue, Apr 4, 2017	5.18	5.23	4.97	5.01
1476	NASDAQ	DWSN	Mon, Apr 3, 2017	5.28	5.29	5.10	5.12
1475	NASDAQ	DWSN	Fri, Mar 31, 2017	5.38	5.42	5.27	5.30
1474	NASDAQ	DWSN	Thu, Mar 30, 2017	5.36	5.44	5.26	5.38
1473	NASDAQ	DWSN	Wed, Mar 29, 2017	5.17	5.41	5.17	5.35
1472	NASDAQ	DWSN	Tue, Mar 28, 2017	5.21	5.35	5.10	5.22
1471	NASDAQ	DWSN	Mon, Mar 27, 2017	5.12	5.33	5.04	5.24
1470	NASDAQ	DWSN	Fri, Mar 24, 2017	5.19	5.27	5.12	5.21
1469	NASDAQ	DWSN	Thu, Mar 23, 2017	5.09	5.29	5.05	5.12
1468	NASDAQ	DWSN	Wed, Mar 22, 2017	5.22	5.33	5.07	5.13
1467	NASDAQ	DWSN	Tue, Mar 21, 2017	5.62	5.66	5.26	5.27
1466	NASDAQ	DWSN	Mon, Mar 20, 2017	5.86	5.86	5.55	5.59
1465	NASDAQ	DWSN	Fri, Mar 17, 2017	6.05	6.40	5.88	5.91
1464	NASDAQ	DWSN	Thu, Mar 16, 2017	5.87	6.10	5.83	6.06
1463	NASDAQ	DWSN	Wed, Mar 15, 2017	5.78	5.89	5.66	5.82
1462	NASDAQ	DWSN	Tue, Mar 14, 2017	5.72	5.75	5.50	5.70
1461	NASDAQ	DWSN	Mon, Mar 13, 2017	5.75	5.93	5.74	5.82
1460	NASDAQ	DWSN	Fri, Mar 10, 2017	6.13	6.13	5.75	5.81
1459	NASDAQ	DWSN	Thu, Mar 9, 2017	6.16	6.37	6.02	6.05
1458	NASDAQ	DWSN	Wed, Mar 8, 2017	6.55	6.66	6.15	6.15
1457	NASDAQ	DWSN	Tue, Mar 7, 2017	6.81	6.81	6.51	6.62
1456	NASDAQ	DWSN	Mon, Mar 6, 2017	6.72	6.91	6.72	6.76
1455	NASDAQ	DWSN	Fri, Mar 3, 2017	6.94	7.02	6.77	6.90
1454	NASDAQ	DWSN	Thu, Mar 2, 2017	7.06	7.26	6.97	7.05
1453	NASDAQ	DWSN	Wed, Mar 1, 2017	7.47	7.56	7.37	7.42
1452	NASDAQ	DWSN	Tue, Feb 28, 2017	7.43	7.68	7.21	7.35
1451	NASDAQ	DWSN	Mon, Feb 27, 2017	7.58	7.63	7.43	7.48
1450	NASDAQ	DWSN	Fri, Feb 24, 2017	7.37	7.71	7.28	7.61
1449	NASDAQ	DWSN	Thu, Feb 23, 2017	7.50	7.71	7.23	7.46
1448	NASDAQ	DWSN	Wed, Feb 22, 2017	7.56	7.71	7.38	7.40
1447	NASDAQ	DWSN	Tue, Feb 21, 2017	7.58	7.69	7.40	7.62
1446	NASDAQ	DWSN	Fri, Feb 17, 2017	7.20	7.57	7.14	7.50
1445	NASDAQ	DWSN	Thu, Feb 16, 2017	7.35	7.59	7.13	7.16
1444	NASDAQ	DWSN	Wed, Feb 15, 2017	7.46	7.49	7.30	7.37
1443	NASDAQ	DWSN	Tue, Feb 14, 2017	7.49	7.58	7.33	7.48
1442	NASDAQ	DWSN	Mon, Feb 13, 2017	7.47	7.57	7.26	7.49
1441	NASDAQ	DWSN	Fri, Feb 10, 2017	7.05	7.53	7.05	7.48
1440	NASDAQ	DWSN	Thu, Feb 9, 2017	7.02	7.15	6.94	6.99
1439	NASDAQ	DWSN	Wed, Feb 8, 2017	7.18	7.18	6.94	7.01
1438	NASDAQ	DWSN	Tue, Feb 7, 2017	7.51	7.57	7.05	7.16
1437	NASDAQ	DWSN	Mon, Feb 6, 2017	7.70	7.72	7.38	7.50
1436	NASDAQ	DWSN	Fri, Feb 3, 2017	7.51	7.78	7.40	7.73
1435	NASDAQ	DWSN	Thu, Feb 2, 2017	7.42	7.52	7.38	7.46
1434	NASDAQ	DWSN	Wed, Feb 1, 2017	7.57	7.60	7.41	7.42
1433	NASDAQ	DWSN	Tue, Jan 31, 2017	7.50	7.65	7.46	7.54
1432	NASDAQ	DWSN	Mon, Jan 30, 2017	7.74	7.89	7.33	7.52
1431	NASDAQ	DWSN	Fri, Jan 27, 2017	8.00	8.14	7.70	7.82
1430	NASDAQ	DWSN	Thu, Jan 26, 2017	7.79	8.05	7.79	7.98
1429	NASDAQ	DWSN	Wed, Jan 25, 2017	7.77	7.81	7.70	7.76
1428	NASDAQ	DWSN	Tue, Jan 24, 2017	7.60	7.77	7.60	7.73
1427	NASDAQ	DWSN	Mon, Jan 23, 2017	7.60	7.67	7.53	7.57
1426	NASDAQ	DWSN	Fri, Jan 20, 2017	7.27	7.64	7.27	7.60
1425	NASDAQ	DWSN	Thu, Jan 19, 2017	7.63	7.73	7.22	7.24
1424	NASDAQ	DWSN	Wed, Jan 18, 2017	7.53	7.74	7.51	7.57
1423	NASDAQ	DWSN	Tue, Jan 17, 2017	7.57	7.74	7.47	7.54
1422	NASDAQ	DWSN	Fri, Jan 13, 2017	7.48	7.77	7.48	7.56
1421	NASDAQ	DWSN	Thu, Jan 12, 2017	7.62	7.66	7.41	7.45
1420	NASDAQ	DWSN	Wed, Jan 11, 2017	7.60	7.77	7.45	7.61
1419	NASDAQ	DWSN	Tue, Jan 10, 2017	7.48	7.80	7.48	7.61
1418	NASDAQ	DWSN	Mon, Jan 9, 2017	7.67	7.70	7.47	7.47
1417	NASDAQ	DWSN	Fri, Jan 6, 2017	7.86	8.01	7.61	7.71
1416	NASDAQ	DWSN	Thu, Jan 5, 2017	7.82	7.92	7.77	7.80
1415	NASDAQ	DWSN	Wed, Jan 4, 2017	7.60	7.81	7.51	7.73
1414	NASDAQ	DWSN	Tue, Jan 3, 2017	7.81	7.90	7.43	7.60
1413	NASDAQ	DWSN	Fri, Dec 30, 2016	7.74	7.91	7.57	7.66
1412	NASDAQ	DWSN	Thu, Dec 29, 2016	7.90	8.11	7.73	7.77
1411	NASDAQ	DWSN	Wed, Dec 28, 2016	8.10	8.10	7.80	7.90
1410	NASDAQ	DWSN	Tue, Dec 27, 2016	7.85	8.23	7.85	7.98
1409	NASDAQ	DWSN	Fri, Dec 23, 2016	8.00	8.04	7.68	7.88
1408	NASDAQ	DWSN	Thu, Dec 22, 2016	8.02	8.35	7.93	7.97
1407	NASDAQ	DWSN	Wed, Dec 21, 2016	8.50	8.50	7.67	8.02
1406	NASDAQ	DWSN	Tue, Dec 20, 2016	8.52	8.57	8.40	8.50
1405	NASDAQ	DWSN	Mon, Dec 19, 2016	8.30	8.52	8.19	8.48
1404	NASDAQ	DWSN	Fri, Dec 16, 2016	8.19	8.48	8.19	8.19
1403	NASDAQ	DWSN	Thu, Dec 15, 2016	7.83	8.19	7.64	8.10
1402	NASDAQ	DWSN	Wed, Dec 14, 2016	7.55	7.90	7.55	7.83
1401	NASDAQ	DWSN	Tue, Dec 13, 2016	7.62	7.62	7.33	7.55
1400	NASDAQ	DWSN	Mon, Dec 12, 2016	7.86	7.89	7.46	7.52
1399	NASDAQ	DWSN	Fri, Dec 9, 2016	7.59	7.74	7.43	7.66
1398	NASDAQ	DWSN	Thu, Dec 8, 2016	7.46	7.57	7.35	7.56
1397	NASDAQ	DWSN	Wed, Dec 7, 2016	7.42	7.46	7.28	7.37
1396	NASDAQ	DWSN	Tue, Dec 6, 2016	7.17	7.55	7.17	7.43
1395	NASDAQ	DWSN	Mon, Dec 5, 2016	7.37	7.57	7.17	7.23
1394	NASDAQ	DWSN	Fri, Dec 2, 2016	7.25	7.42	7.24	7.27
1393	NASDAQ	DWSN	Thu, Dec 1, 2016	7.66	7.66	7.20	7.28
1392	NASDAQ	DWSN	Wed, Nov 30, 2016	7.29	7.62	7.29	7.48
1391	NASDAQ	DWSN	Tue, Nov 29, 2016	7.03	7.13	6.87	6.92
1390	NASDAQ	DWSN	Mon, Nov 28, 2016	7.27	7.27	7.10	7.12
1389	NASDAQ	DWSN	Fri, Nov 25, 2016	7.18	7.27	7.15	7.25
1388	NASDAQ	DWSN	Wed, Nov 23, 2016	7.32	7.53	7.10	7.20
1387	NASDAQ	DWSN	Tue, Nov 22, 2016	7.66	7.93	7.19	7.32
1386	NASDAQ	DWSN	Mon, Nov 21, 2016	7.58	7.83	7.48	7.63
1385	NASDAQ	DWSN	Fri, Nov 18, 2016	7.33	7.55	7.25	7.49
1384	NASDAQ	DWSN	Thu, Nov 17, 2016	7.66	7.76	7.24	7.30
1383	NASDAQ	DWSN	Wed, Nov 16, 2016	7.47	7.65	7.39	7.62
1382	NASDAQ	DWSN	Tue, Nov 15, 2016	7.19	7.57	7.19	7.47
1381	NASDAQ	DWSN	Mon, Nov 14, 2016	7.29	7.29	6.91	7.14
1380	NASDAQ	DWSN	Fri, Nov 11, 2016	6.92	7.43	6.79	7.33
1379	NASDAQ	DWSN	Thu, Nov 10, 2016	6.59	7.07	6.38	6.92
1378	NASDAQ	DWSN	Wed, Nov 9, 2016	6.13	6.68	6.03	6.59
1377	NASDAQ	DWSN	Tue, Nov 8, 2016	6.13	6.24	6.03	6.11
1376	NASDAQ	DWSN	Mon, Nov 7, 2016	6.07	6.18	6.03	6.16
1375	NASDAQ	DWSN	Fri, Nov 4, 2016	6.05	6.28	5.97	5.98
1374	NASDAQ	DWSN	Thu, Nov 3, 2016	6.14	6.30	6.02	6.16
1373	NASDAQ	DWSN	Wed, Nov 2, 2016	6.25	6.25	6.10	6.10
1372	NASDAQ	DWSN	Tue, Nov 1, 2016	6.29	6.43	6.13	6.29
1371	NASDAQ	DWSN	Mon, Oct 31, 2016	6.35	6.42	6.16	6.24
1370	NASDAQ	DWSN	Fri, Oct 28, 2016	6.53	6.66	6.32	6.37
1369	NASDAQ	DWSN	Thu, Oct 27, 2016	6.66	6.66	6.54	6.60
1368	NASDAQ	DWSN	Wed, Oct 26, 2016	6.72	6.76	6.52	6.58
1367	NASDAQ	DWSN	Tue, Oct 25, 2016	6.82	6.91	6.72	6.82
1366	NASDAQ	DWSN	Mon, Oct 24, 2016	6.90	7.00	6.84	6.89
1365	NASDAQ	DWSN	Fri, Oct 21, 2016	7.01	7.02	6.74	6.91
1364	NASDAQ	DWSN	Thu, Oct 20, 2016	6.89	7.16	6.87	7.14
1363	NASDAQ	DWSN	Wed, Oct 19, 2016	6.81	7.05	6.81	6.98
1362	NASDAQ	DWSN	Tue, Oct 18, 2016	6.88	6.92	6.67	6.70
1361	NASDAQ	DWSN	Mon, Oct 17, 2016	6.85	6.90	6.65	6.78
1360	NASDAQ	DWSN	Fri, Oct 14, 2016	6.86	6.98	6.68	6.89
1359	NASDAQ	DWSN	Thu, Oct 13, 2016	7.08	7.21	6.81	6.84
1358	NASDAQ	DWSN	Wed, Oct 12, 2016	7.16	7.25	7.09	7.19
1357	NASDAQ	DWSN	Tue, Oct 11, 2016	7.19	7.32	7.10	7.16
1356	NASDAQ	DWSN	Mon, Oct 10, 2016	7.14	7.28	6.91	7.25
1355	NASDAQ	DWSN	Fri, Oct 7, 2016	7.05	7.17	7.00	7.03
1354	NASDAQ	DWSN	Thu, Oct 6, 2016	7.18	7.21	7.02	7.07
1353	NASDAQ	DWSN	Wed, Oct 5, 2016	7.12	7.36	6.91	7.17
1352	NASDAQ	DWSN	Tue, Oct 4, 2016	7.13	7.19	7.02	7.08
1351	NASDAQ	DWSN	Mon, Oct 3, 2016	7.26	7.35	7.13	7.17
1350	NASDAQ	DWSN	Fri, Sep 30, 2016	7.26	7.42	6.31	7.27
1349	NASDAQ	DWSN	Thu, Sep 29, 2016	7.36	7.48	7.02	7.17
1348	NASDAQ	DWSN	Wed, Sep 28, 2016	6.90	7.30	6.70	7.29
1347	NASDAQ	DWSN	Tue, Sep 27, 2016	6.82	7.03	6.65	6.88
1346	NASDAQ	DWSN	Mon, Sep 26, 2016	6.84	7.10	6.69	6.86
1345	NASDAQ	DWSN	Fri, Sep 23, 2016	6.78	6.90	6.67	6.85
1344	NASDAQ	DWSN	Thu, Sep 22, 2016	6.88	6.88	6.70	6.78
1343	NASDAQ	DWSN	Wed, Sep 21, 2016	6.57	6.92	6.57	6.76
1342	NASDAQ	DWSN	Tue, Sep 20, 2016	6.72	6.72	6.31	6.52
1341	NASDAQ	DWSN	Mon, Sep 19, 2016	6.77	6.95	6.61	6.76
1340	NASDAQ	DWSN	Fri, Sep 16, 2016	6.76	6.88	6.56	6.74
1339	NASDAQ	DWSN	Thu, Sep 15, 2016	6.49	6.81	6.48	6.74
1338	NASDAQ	DWSN	Wed, Sep 14, 2016	6.74	6.74	6.21	6.41
1337	NASDAQ	DWSN	Tue, Sep 13, 2016	6.62	6.62	6.28	6.48
1336	NASDAQ	DWSN	Mon, Sep 12, 2016	6.83	7.10	6.54	6.75
1335	NASDAQ	DWSN	Fri, Sep 9, 2016	7.23	7.30	6.84	6.85
1334	NASDAQ	DWSN	Thu, Sep 8, 2016	7.20	7.33	6.99	7.29
1333	NASDAQ	DWSN	Wed, Sep 7, 2016	7.28	7.43	7.10	7.13
1332	NASDAQ	DWSN	Tue, Sep 6, 2016	7.25	7.38	7.16	7.31
1331	NASDAQ	DWSN	Fri, Sep 2, 2016	7.02	7.33	6.90	7.25
1330	NASDAQ	DWSN	Thu, Sep 1, 2016	6.73	6.97	6.58	6.97
1329	NASDAQ	DWSN	Wed, Aug 31, 2016	6.91	7.10	6.84	6.87
1328	NASDAQ	DWSN	Tue, Aug 30, 2016	7.15	7.33	6.91	6.96
1327	NASDAQ	DWSN	Mon, Aug 29, 2016	7.30	7.37	7.06	7.14
1326	NASDAQ	DWSN	Fri, Aug 26, 2016	6.93	7.37	6.86	7.30
1325	NASDAQ	DWSN	Thu, Aug 25, 2016	7.20	7.35	6.92	6.93
1324	NASDAQ	DWSN	Wed, Aug 24, 2016	7.17	7.50	7.09	7.21
1323	NASDAQ	DWSN	Tue, Aug 23, 2016	7.03	7.38	7.03	7.21
1322	NASDAQ	DWSN	Mon, Aug 22, 2016	6.90	7.14	6.82	7.07
1321	NASDAQ	DWSN	Fri, Aug 19, 2016	7.15	7.45	7.00	7.08
1320	NASDAQ	DWSN	Thu, Aug 18, 2016	7.20	7.50	7.12	7.15
1319	NASDAQ	DWSN	Wed, Aug 17, 2016	7.21	7.22	7.08	7.14
1318	NASDAQ	DWSN	Tue, Aug 16, 2016	7.10	7.32	6.86	7.20
1317	NASDAQ	DWSN	Mon, Aug 15, 2016	6.96	7.55	6.86	6.97
1316	NASDAQ	DWSN	Fri, Aug 12, 2016	6.92	7.12	6.86	6.93
1315	NASDAQ	DWSN	Thu, Aug 11, 2016	6.84	7.05	6.71	6.84
1314	NASDAQ	DWSN	Wed, Aug 10, 2016	7.07	7.29	6.79	6.81
1313	NASDAQ	DWSN	Tue, Aug 9, 2016	7.49	7.52	7.03	7.07
1312	NASDAQ	DWSN	Mon, Aug 8, 2016	7.30	7.50	6.82	7.44
1311	NASDAQ	DWSN	Fri, Aug 5, 2016	6.87	7.15	6.61	7.08
1310	NASDAQ	DWSN	Thu, Aug 4, 2016	6.52	7.03	5.98	6.90
1309	NASDAQ	DWSN	Wed, Aug 3, 2016	6.61	6.76	6.42	6.62
1308	NASDAQ	DWSN	Tue, Aug 2, 2016	6.51	6.71	6.37	6.55
1307	NASDAQ	DWSN	Mon, Aug 1, 2016	6.98	6.98	6.39	6.49
1306	NASDAQ	DWSN	Fri, Jul 29, 2016	6.90	7.16	6.46	7.10
1305	NASDAQ	DWSN	Thu, Jul 28, 2016	7.23	7.46	6.83	6.95
1304	NASDAQ	DWSN	Wed, Jul 27, 2016	7.25	7.50	7.08	7.20
1303	NASDAQ	DWSN	Tue, Jul 26, 2016	6.91	7.35	6.87	7.30
1302	NASDAQ	DWSN	Mon, Jul 25, 2016	7.39	7.39	6.85	6.92
1301	NASDAQ	DWSN	Fri, Jul 22, 2016	7.21	7.55	7.15	7.47
1300	NASDAQ	DWSN	Thu, Jul 21, 2016	7.56	7.69	7.09	7.19
1299	NASDAQ	DWSN	Wed, Jul 20, 2016	7.75	8.33	7.47	7.61
1298	NASDAQ	DWSN	Tue, Jul 19, 2016	7.70	8.19	7.53	7.76
1297	NASDAQ	DWSN	Mon, Jul 18, 2016	7.72	7.79	7.30	7.68
1296	NASDAQ	DWSN	Fri, Jul 15, 2016	7.25	7.90	6.95	7.75
1295	NASDAQ	DWSN	Thu, Jul 14, 2016	7.29	7.62	7.16	7.17
1294	NASDAQ	DWSN	Wed, Jul 13, 2016	8.11	8.45	7.18	7.25
1293	NASDAQ	DWSN	Tue, Jul 12, 2016	7.76	8.42	7.76	8.11
1292	NASDAQ	DWSN	Mon, Jul 11, 2016	7.76	7.79	7.50	7.71
1291	NASDAQ	DWSN	Fri, Jul 8, 2016	7.58	7.90	7.48	7.72
1290	NASDAQ	DWSN	Thu, Jul 7, 2016	7.84	7.92	7.43	7.52
1289	NASDAQ	DWSN	Wed, Jul 6, 2016	7.82	8.01	7.54	7.82
1288	NASDAQ	DWSN	Tue, Jul 5, 2016	7.84	7.90	7.37	7.86
1287	NASDAQ	DWSN	Fri, Jul 1, 2016	7.77	7.98	7.66	7.87
1286	NASDAQ	DWSN	Thu, Jun 30, 2016	7.37	7.76	7.12	7.76
1285	NASDAQ	DWSN	Wed, Jun 29, 2016	7.43	7.57	7.15	7.38
1284	NASDAQ	DWSN	Tue, Jun 28, 2016	6.89	7.43	6.61	7.36
1283	NASDAQ	DWSN	Mon, Jun 27, 2016	6.75	7.23	6.19	6.93
1282	NASDAQ	DWSN	Fri, Jun 24, 2016	6.93	7.05	6.50	6.89
1281	NASDAQ	DWSN	Thu, Jun 23, 2016	7.16	7.64	7.04	7.27
1280	NASDAQ	DWSN	Wed, Jun 22, 2016	7.15	7.94	6.87	7.14
1279	NASDAQ	DWSN	Tue, Jun 21, 2016	7.10	7.29	6.81	7.10
1278	NASDAQ	DWSN	Mon, Jun 20, 2016	6.89	7.25	6.87	7.10
1277	NASDAQ	DWSN	Fri, Jun 17, 2016	7.17	7.28	6.69	6.72
1276	NASDAQ	DWSN	Thu, Jun 16, 2016	7.36	7.36	6.74	7.11
1275	NASDAQ	DWSN	Wed, Jun 15, 2016	7.50	7.71	7.29	7.37
1274	NASDAQ	DWSN	Tue, Jun 14, 2016	7.62	7.95	7.43	7.59
1273	NASDAQ	DWSN	Mon, Jun 13, 2016	7.56	7.95	7.43	7.62
1272	NASDAQ	DWSN	Fri, Jun 10, 2016	7.79	7.96	7.42	7.69
1271	NASDAQ	DWSN	Thu, Jun 9, 2016	7.62	8.02	7.14	7.87
1270	NASDAQ	DWSN	Wed, Jun 8, 2016	7.46	7.86	7.43	7.66
1269	NASDAQ	DWSN	Tue, Jun 7, 2016	7.18	7.59	7.17	7.48
1268	NASDAQ	DWSN	Mon, Jun 6, 2016	7.01	7.52	6.95	7.13
1267	NASDAQ	DWSN	Fri, Jun 3, 2016	7.10	7.24	6.70	6.93
1266	NASDAQ	DWSN	Thu, Jun 2, 2016	7.11	7.12	6.82	7.10
1265	NASDAQ	DWSN	Wed, Jun 1, 2016	6.76	7.11	6.63	7.00
1264	NASDAQ	DWSN	Tue, May 31, 2016	6.03	6.94	6.03	6.88
1263	NASDAQ	DWSN	Fri, May 27, 2016	7.14	7.24	5.91	6.07
1262	NASDAQ	DWSN	Thu, May 26, 2016	6.79	7.23	6.37	7.14
1261	NASDAQ	DWSN	Wed, May 25, 2016	6.35	6.77	6.23	6.73
1260	NASDAQ	DWSN	Tue, May 24, 2016	6.28	6.41	6.06	6.33
1259	NASDAQ	DWSN	Mon, May 23, 2016	5.98	6.37	5.97	6.28
1258	NASDAQ	DWSN	Fri, May 20, 2016	6.08	6.16	5.90	5.98
1257	NASDAQ	DWSN	Thu, May 19, 2016	5.94	6.19	5.52	6.09
1256	NASDAQ	DWSN	Wed, May 18, 2016	5.64	5.94	5.64	5.93
1255	NASDAQ	DWSN	Tue, May 17, 2016	5.55	5.71	5.46	5.67
1254	NASDAQ	DWSN	Mon, May 16, 2016	5.55	5.67	5.27	5.60
1253	NASDAQ	DWSN	Fri, May 13, 2016	5.19	5.70	5.19	5.55
1252	NASDAQ	DWSN	Thu, May 12, 2016	5.05	5.63	5.05	5.19
1251	NASDAQ	DWSN	Wed, May 11, 2016	4.78	5.19	4.74	5.05
1250	NASDAQ	DWSN	Tue, May 10, 2016	4.52	4.71	4.36	4.51
1249	NASDAQ	DWSN	Mon, May 9, 2016	4.65	4.65	4.47	4.54
1248	NASDAQ	DWSN	Fri, May 6, 2016	4.55	4.69	4.52	4.65
1247	NASDAQ	DWSN	Thu, May 5, 2016	4.64	4.75	4.51	4.53
1246	NASDAQ	DWSN	Wed, May 4, 2016	4.76	4.81	4.49	4.51
1245	NASDAQ	DWSN	Tue, May 3, 2016	4.81	4.90	4.76	4.78
1244	NASDAQ	DWSN	Mon, May 2, 2016	4.89	4.94	4.85	4.90
1243	NASDAQ	DWSN	Fri, Apr 29, 2016	4.90	4.92	4.81	4.89
1242	NASDAQ	DWSN	Thu, Apr 28, 2016	4.90	5.01	4.84	4.90
1241	NASDAQ	DWSN	Wed, Apr 27, 2016	4.86	4.90	4.83	4.89
1240	NASDAQ	DWSN	Tue, Apr 26, 2016	4.80	4.90	4.75	4.84
1239	NASDAQ	DWSN	Mon, Apr 25, 2016	4.75	4.90	4.69	4.83
1238	NASDAQ	DWSN	Fri, Apr 22, 2016	4.61	4.81	4.61	4.78
1237	NASDAQ	DWSN	Thu, Apr 21, 2016	4.74	4.81	4.50	4.61
1236	NASDAQ	DWSN	Wed, Apr 20, 2016	4.56	4.75	4.56	4.67
1235	NASDAQ	DWSN	Tue, Apr 19, 2016	4.76	4.76	4.54	4.64
1234	NASDAQ	DWSN	Mon, Apr 18, 2016	4.50	4.71	4.38	4.50
1233	NASDAQ	DWSN	Fri, Apr 15, 2016	4.56	4.70	4.35	4.50
1232	NASDAQ	DWSN	Thu, Apr 14, 2016	4.73	4.73	4.50	4.61
1231	NASDAQ	DWSN	Wed, Apr 13, 2016	4.68	4.72	4.49	4.57
1230	NASDAQ	DWSN	Tue, Apr 12, 2016	4.30	4.75	4.30	4.67
1229	NASDAQ	DWSN	Mon, Apr 11, 2016	4.32	4.47	4.20	4.43
1228	NASDAQ	DWSN	Fri, Apr 8, 2016	4.30	4.39	4.20	4.29
1227	NASDAQ	DWSN	Thu, Apr 7, 2016	4.00	4.28	4.00	4.28
1226	NASDAQ	DWSN	Wed, Apr 6, 2016	3.89	4.12	3.81	4.02
1225	NASDAQ	DWSN	Tue, Apr 5, 2016	4.11	4.11	4.11	3.81
1224	NASDAQ	DWSN	Mon, Apr 4, 2016	4.18	4.18	3.99	4.11
1223	NASDAQ	DWSN	Fri, Apr 1, 2016	4.30	4.33	4.09	4.17
1222	NASDAQ	DWSN	Thu, Mar 31, 2016	4.38	4.43	4.34	4.41
1221	NASDAQ	DWSN	Wed, Mar 30, 2016	4.49	4.52	4.35	4.41
1220	NASDAQ	DWSN	Tue, Mar 29, 2016	4.48	4.57	4.26	4.52
1219	NASDAQ	DWSN	Mon, Mar 28, 2016	4.60	4.62	4.47	4.50
1218	NASDAQ	DWSN	Thu, Mar 24, 2016	4.30	4.34	4.17	4.57
1217	NASDAQ	DWSN	Wed, Mar 23, 2016	4.26	4.45	4.21	4.38
1216	NASDAQ	DWSN	Tue, Mar 22, 2016	4.10	4.36	4.10	4.28
1215	NASDAQ	DWSN	Mon, Mar 21, 2016	4.30	4.38	4.09	4.23
1214	NASDAQ	DWSN	Fri, Mar 18, 2016	4.36	4.58	4.24	4.31
1213	NASDAQ	DWSN	Thu, Mar 17, 2016	4.13	4.54	3.88	4.31
1212	NASDAQ	DWSN	Wed, Mar 16, 2016	3.87	4.23	3.82	4.16
1211	NASDAQ	DWSN	Tue, Mar 15, 2016	3.98	3.98	3.98	3.86
1210	NASDAQ	DWSN	Mon, Mar 14, 2016	4.01	4.18	3.95	4.09
1209	NASDAQ	DWSN	Fri, Mar 11, 2016	3.79	3.79	3.79	4.13
1208	NASDAQ	DWSN	Thu, Mar 10, 2016	3.73	3.73	3.73	3.79
1207	NASDAQ	DWSN	Wed, Mar 9, 2016	3.79	4.11	3.70	3.77
1206	NASDAQ	DWSN	Tue, Mar 8, 2016	4.24	4.24	3.71	4.25
1205	NASDAQ	DWSN	Mon, Mar 7, 2016	3.84	4.34	3.84	4.25
1204	NASDAQ	DWSN	Fri, Mar 4, 2016	3.69	3.99	3.59	3.81
1203	NASDAQ	DWSN	Thu, Mar 3, 2016	3.80	3.80	3.80	3.63
1202	NASDAQ	DWSN	Wed, Mar 2, 2016	3.43	3.81	3.43	3.62
1201	NASDAQ	DWSN	Tue, Mar 1, 2016	3.29	3.62	3.25	3.25
1200	NASDAQ	DWSN	Mon, Feb 29, 2016	3.24	3.32	3.24	3.27
1199	NASDAQ	DWSN	Fri, Feb 26, 2016	3.20	3.33	3.08	3.27
1198	NASDAQ	DWSN	Thu, Feb 25, 2016	2.93	3.21	2.93	3.21
1197	NASDAQ	DWSN	Wed, Feb 24, 2016	3.18	3.18	2.94	2.95
1196	NASDAQ	DWSN	Tue, Feb 23, 2016	3.29	3.33	3.10	3.31
1195	NASDAQ	DWSN	Mon, Feb 22, 2016	3.09	3.33	3.09	3.32
1194	NASDAQ	DWSN	Fri, Feb 19, 2016	3.05	3.09	2.93	3.06
1193	NASDAQ	DWSN	Thu, Feb 18, 2016	2.92	3.18	2.77	3.10
1192	NASDAQ	DWSN	Wed, Feb 17, 2016	2.81	2.99	2.81	2.93
1191	NASDAQ	DWSN	Tue, Feb 16, 2016	2.82	2.85	2.78	2.79
1190	NASDAQ	DWSN	Fri, Feb 12, 2016	2.90	2.91	2.78	2.81
1189	NASDAQ	DWSN	Thu, Feb 11, 2016	2.78	2.84	2.78	2.81
1188	NASDAQ	DWSN	Wed, Feb 10, 2016	2.84	2.90	2.78	2.79
1187	NASDAQ	DWSN	Tue, Feb 9, 2016	2.87	2.89	2.78	2.86
1186	NASDAQ	DWSN	Mon, Feb 8, 2016	2.96	2.99	2.87	2.89
1185	NASDAQ	DWSN	Fri, Feb 5, 2016	2.96	3.02	2.87	3.02
1184	NASDAQ	DWSN	Thu, Feb 4, 2016	2.98	3.13	2.92	2.94
1183	NASDAQ	DWSN	Wed, Feb 3, 2016	3.01	3.10	2.94	2.99
1182	NASDAQ	DWSN	Tue, Feb 2, 2016	2.96	3.11	2.96	3.00
1181	NASDAQ	DWSN	Mon, Feb 1, 2016	3.00	3.08	2.96	3.03
1180	NASDAQ	DWSN	Fri, Jan 29, 2016	3.07	3.15	3.00	3.03
1179	NASDAQ	DWSN	Thu, Jan 28, 2016	2.98	3.08	2.95	3.00
1178	NASDAQ	DWSN	Wed, Jan 27, 2016	2.85	3.03	2.83	2.90
1177	NASDAQ	DWSN	Tue, Jan 26, 2016	2.86	2.98	2.77	2.88
1176	NASDAQ	DWSN	Mon, Jan 25, 2016	2.87	3.00	2.80	2.80
1175	NASDAQ	DWSN	Fri, Jan 22, 2016	3.01	3.03	2.82	2.88
1174	NASDAQ	DWSN	Thu, Jan 21, 2016	3.03	3.03	2.91	2.94
1173	NASDAQ	DWSN	Wed, Jan 20, 2016	2.84	3.24	2.76	3.05
1172	NASDAQ	DWSN	Tue, Jan 19, 2016	3.16	3.16	2.82	2.88
1171	NASDAQ	DWSN	Fri, Jan 15, 2016	3.21	3.23	3.02	3.14
1170	NASDAQ	DWSN	Thu, Jan 14, 2016	2.95	3.38	2.91	3.30
1169	NASDAQ	DWSN	Wed, Jan 13, 2016	2.98	3.12	2.86	2.93
1168	NASDAQ	DWSN	Tue, Jan 12, 2016	2.99	3.04	2.87	2.98
1167	NASDAQ	DWSN	Mon, Jan 11, 2016	2.95	3.00	2.87	2.94
1166	NASDAQ	DWSN	Fri, Jan 8, 2016	2.99	3.06	2.92	2.95
1165	NASDAQ	DWSN	Thu, Jan 7, 2016	3.00	3.00	2.90	2.96
1164	NASDAQ	DWSN	Wed, Jan 6, 2016	3.10	3.11	2.96	3.04
1163	NASDAQ	DWSN	Tue, Jan 5, 2016	3.34	3.34	3.11	3.12
1162	NASDAQ	DWSN	Mon, Jan 4, 2016	3.27	3.47	3.27	3.35
1161	NASDAQ	DWSN	Thu, Dec 31, 2015	3.06	3.37	3.06	3.30
1160	NASDAQ	DWSN	Wed, Dec 30, 2015	3.10	3.10	3.03	3.07
1159	NASDAQ	DWSN	Tue, Dec 29, 2015	3.52	3.52	3.10	3.11
1158	NASDAQ	DWSN	Mon, Dec 28, 2015	3.59	3.64	3.50	3.52
1157	NASDAQ	DWSN	Thu, Dec 24, 2015	3.85	3.92	3.59	3.62
1156	NASDAQ	DWSN	Wed, Dec 23, 2015	3.33	3.90	3.04	3.88
1155	NASDAQ	DWSN	Tue, Dec 22, 2015	3.10	3.33	3.03	3.31
1154	NASDAQ	DWSN	Mon, Dec 21, 2015	3.15	3.30	3.10	3.11
1153	NASDAQ	DWSN	Fri, Dec 18, 2015	3.26	3.37	3.12	3.16
1152	NASDAQ	DWSN	Thu, Dec 17, 2015	3.29	3.29	3.17	3.25
1151	NASDAQ	DWSN	Wed, Dec 16, 2015	3.17	3.44	3.08	3.29
1150	NASDAQ	DWSN	Tue, Dec 15, 2015	3.35	3.35	3.12	3.21
1149	NASDAQ	DWSN	Mon, Dec 14, 2015	3.57	3.57	3.33	3.35
1148	NASDAQ	DWSN	Fri, Dec 11, 2015	3.70	3.77	3.39	3.58
1147	NASDAQ	DWSN	Thu, Dec 10, 2015	3.83	3.95	3.73	3.83
1146	NASDAQ	DWSN	Wed, Dec 9, 2015	3.95	4.02	3.74	3.83
1145	NASDAQ	DWSN	Tue, Dec 8, 2015	4.09	4.15	3.84	3.95
1144	NASDAQ	DWSN	Mon, Dec 7, 2015	4.17	4.21	3.95	4.15
1143	NASDAQ	DWSN	Fri, Dec 4, 2015	4.17	4.28	4.07	4.25
1142	NASDAQ	DWSN	Thu, Dec 3, 2015	4.26	4.26	4.11	4.20
1141	NASDAQ	DWSN	Wed, Dec 2, 2015	4.30	4.31	4.22	4.27
1140	NASDAQ	DWSN	Tue, Dec 1, 2015	4.23	4.41	4.22	4.33
1139	NASDAQ	DWSN	Mon, Nov 30, 2015	4.01	4.29	4.01	4.22
1138	NASDAQ	DWSN	Fri, Nov 27, 2015	4.06	4.12	3.86	4.08
1137	NASDAQ	DWSN	Wed, Nov 25, 2015	4.10	4.29	4.03	4.10
1136	NASDAQ	DWSN	Tue, Nov 24, 2015	3.93	4.20	3.89	4.12
1135	NASDAQ	DWSN	Mon, Nov 23, 2015	3.67	4.09	3.58	3.95
1134	NASDAQ	DWSN	Fri, Nov 20, 2015	3.59	3.74	3.52	3.66
1133	NASDAQ	DWSN	Thu, Nov 19, 2015	3.65	3.82	3.45	3.60
1132	NASDAQ	DWSN	Wed, Nov 18, 2015	3.69	3.83	3.55	3.64
1131	NASDAQ	DWSN	Tue, Nov 17, 2015	3.79	3.85	3.61	3.70
1130	NASDAQ	DWSN	Mon, Nov 16, 2015	3.75	4.03	3.67	3.79
1129	NASDAQ	DWSN	Fri, Nov 13, 2015	3.90	3.99	3.71	3.85
1128	NASDAQ	DWSN	Thu, Nov 12, 2015	4.10	4.10	3.86	3.90
1127	NASDAQ	DWSN	Wed, Nov 11, 2015	4.37	4.41	4.07	4.13
1126	NASDAQ	DWSN	Tue, Nov 10, 2015	4.25	4.41	4.05	4.41
1125	NASDAQ	DWSN	Mon, Nov 9, 2015	4.05	4.20	4.03	4.20
1124	NASDAQ	DWSN	Fri, Nov 6, 2015	3.81	4.10	3.81	4.05
1123	NASDAQ	DWSN	Thu, Nov 5, 2015	3.55	4.04	3.55	3.82
1122	NASDAQ	DWSN	Wed, Nov 4, 2015	3.59	3.62	3.43	3.50
1121	NASDAQ	DWSN	Tue, Nov 3, 2015	3.48	3.69	3.48	3.56
1120	NASDAQ	DWSN	Mon, Nov 2, 2015	3.13	3.54	3.13	3.49
1119	NASDAQ	DWSN	Fri, Oct 30, 2015	2.94	3.28	2.91	3.10
1118	NASDAQ	DWSN	Thu, Oct 29, 2015	2.82	2.91	2.81	2.90
1117	NASDAQ	DWSN	Wed, Oct 28, 2015	2.91	2.98	2.79	2.79
1116	NASDAQ	DWSN	Tue, Oct 27, 2015	3.18	3.23	2.87	2.87
1115	NASDAQ	DWSN	Mon, Oct 26, 2015	3.37	3.54	3.14	3.14
1114	NASDAQ	DWSN	Fri, Oct 23, 2015	3.33	3.40	3.27	3.35
1113	NASDAQ	DWSN	Thu, Oct 22, 2015	3.28	3.44	3.24	3.33
1112	NASDAQ	DWSN	Wed, Oct 21, 2015	3.46	3.54	3.24	3.29
1111	NASDAQ	DWSN	Tue, Oct 20, 2015	3.57	3.70	3.46	3.48
1110	NASDAQ	DWSN	Mon, Oct 19, 2015	3.71	3.82	3.54	3.55
1109	NASDAQ	DWSN	Fri, Oct 16, 2015	3.73	3.81	3.69	3.74
1108	NASDAQ	DWSN	Thu, Oct 15, 2015	3.76	3.82	3.56	3.76
1107	NASDAQ	DWSN	Wed, Oct 14, 2015	3.72	3.86	3.72	3.78
1106	NASDAQ	DWSN	Tue, Oct 13, 2015	3.71	3.81	3.70	3.73
1105	NASDAQ	DWSN	Mon, Oct 12, 2015	3.88	3.93	3.63	3.72
1104	NASDAQ	DWSN	Fri, Oct 9, 2015	3.77	3.94	3.73	3.85
1103	NASDAQ	DWSN	Thu, Oct 8, 2015	3.67	3.79	3.64	3.75
1102	NASDAQ	DWSN	Wed, Oct 7, 2015	3.67	3.82	3.64	3.66
1101	NASDAQ	DWSN	Tue, Oct 6, 2015	3.50	3.73	3.39	3.67
1100	NASDAQ	DWSN	Mon, Oct 5, 2015	3.42	3.55	3.33	3.52
1099	NASDAQ	DWSN	Fri, Oct 2, 2015	3.34	3.49	3.29	3.35
1098	NASDAQ	DWSN	Thu, Oct 1, 2015	3.65	3.71	3.35	3.35
1097	NASDAQ	DWSN	Wed, Sep 30, 2015	3.29	3.82	3.18	3.63
1096	NASDAQ	DWSN	Tue, Sep 29, 2015	3.35	3.43	3.29	3.29
1095	NASDAQ	DWSN	Mon, Sep 28, 2015	3.39	3.45	3.34	3.41
1094	NASDAQ	DWSN	Fri, Sep 25, 2015	3.44	3.62	3.35	3.42
1093	NASDAQ	DWSN	Thu, Sep 24, 2015	3.51	3.52	3.35	3.43
1092	NASDAQ	DWSN	Wed, Sep 23, 2015	3.75	3.81	3.50	3.50
1091	NASDAQ	DWSN	Tue, Sep 22, 2015	3.71	3.81	3.70	3.75
1090	NASDAQ	DWSN	Mon, Sep 21, 2015	3.81	3.84	3.75	3.76
1089	NASDAQ	DWSN	Fri, Sep 18, 2015	3.74	3.95	3.73	3.81
1088	NASDAQ	DWSN	Thu, Sep 17, 2015	3.66	3.83	3.64	3.74
1087	NASDAQ	DWSN	Wed, Sep 16, 2015	3.68	3.78	3.61	3.66
1086	NASDAQ	DWSN	Tue, Sep 15, 2015	3.74	3.78	3.66	3.67
1085	NASDAQ	DWSN	Mon, Sep 14, 2015	3.80	3.82	3.71	3.81
1084	NASDAQ	DWSN	Fri, Sep 11, 2015	3.87	3.91	3.65	3.84
1083	NASDAQ	DWSN	Thu, Sep 10, 2015	4.05	4.05	3.91	3.95
1082	NASDAQ	DWSN	Wed, Sep 9, 2015	4.20	4.29	3.97	3.98
1081	NASDAQ	DWSN	Tue, Sep 8, 2015	4.16	4.24	4.12	4.19
1080	NASDAQ	DWSN	Fri, Sep 4, 2015	4.03	4.20	3.99	4.12
1079	NASDAQ	DWSN	Thu, Sep 3, 2015	3.94	4.33	3.94	4.09
1078	NASDAQ	DWSN	Wed, Sep 2, 2015	4.23	4.30	4.01	4.21
1077	NASDAQ	DWSN	Tue, Sep 1, 2015	4.36	4.43	4.17	4.23
1076	NASDAQ	DWSN	Mon, Aug 31, 2015	4.28	4.47	4.16	4.41
1075	NASDAQ	DWSN	Fri, Aug 28, 2015	4.01	4.50	4.01	4.32
1074	NASDAQ	DWSN	Thu, Aug 27, 2015	4.06	4.20	3.95	4.05
1073	NASDAQ	DWSN	Wed, Aug 26, 2015	4.10	4.19	4.05	4.06
1072	NASDAQ	DWSN	Tue, Aug 25, 2015	4.10	4.15	3.95	4.05
1071	NASDAQ	DWSN	Mon, Aug 24, 2015	3.61	4.08	3.47	3.97
1070	NASDAQ	DWSN	Fri, Aug 21, 2015	4.00	4.01	3.76	3.83
1069	NASDAQ	DWSN	Thu, Aug 20, 2015	4.42	4.42	4.00	4.02
1068	NASDAQ	DWSN	Wed, Aug 19, 2015	4.79	4.84	4.44	4.44
1067	NASDAQ	DWSN	Tue, Aug 18, 2015	4.85	5.03	4.64	4.85
1066	NASDAQ	DWSN	Mon, Aug 17, 2015	5.00	5.02	4.76	4.87
1065	NASDAQ	DWSN	Fri, Aug 14, 2015	4.90	5.04	4.90	5.01
1064	NASDAQ	DWSN	Thu, Aug 13, 2015	4.79	5.00	4.72	4.90
1063	NASDAQ	DWSN	Wed, Aug 12, 2015	4.79	5.12	4.67	5.04
1062	NASDAQ	DWSN	Tue, Aug 11, 2015	4.45	4.92	4.00	4.89
1061	NASDAQ	DWSN	Mon, Aug 10, 2015	3.99	4.55	3.97	4.48
1060	NASDAQ	DWSN	Fri, Aug 7, 2015	3.90	4.24	3.90	3.98
1059	NASDAQ	DWSN	Thu, Aug 6, 2015	3.79	3.99	3.66	3.98
1058	NASDAQ	DWSN	Wed, Aug 5, 2015	3.84	4.08	3.63	3.85
1057	NASDAQ	DWSN	Tue, Aug 4, 2015	3.85	3.90	3.76	3.79
1056	NASDAQ	DWSN	Mon, Aug 3, 2015	3.90	3.90	3.79	3.88
1055	NASDAQ	DWSN	Fri, Jul 31, 2015	3.92	4.03	3.90	3.93
1054	NASDAQ	DWSN	Thu, Jul 30, 2015	4.00	4.06	3.82	3.93
1053	NASDAQ	DWSN	Wed, Jul 29, 2015	4.00	4.08	3.93	3.98
1052	NASDAQ	DWSN	Tue, Jul 28, 2015	4.06	4.09	3.91	4.00
1051	NASDAQ	DWSN	Mon, Jul 27, 2015	3.79	4.04	3.79	4.01
1050	NASDAQ	DWSN	Fri, Jul 24, 2015	3.96	3.99	3.80	3.91
1049	NASDAQ	DWSN	Thu, Jul 23, 2015	3.90	4.03	3.90	3.99
1048	NASDAQ	DWSN	Wed, Jul 22, 2015	4.10	4.14	3.91	3.91
1047	NASDAQ	DWSN	Tue, Jul 21, 2015	4.15	4.22	4.11	4.11
1046	NASDAQ	DWSN	Mon, Jul 20, 2015	4.28	4.28	4.10	4.18
1045	NASDAQ	DWSN	Fri, Jul 17, 2015	4.29	4.32	4.17	4.30
1044	NASDAQ	DWSN	Thu, Jul 16, 2015	4.42	4.42	4.21	4.28
1043	NASDAQ	DWSN	Wed, Jul 15, 2015	4.58	4.64	4.36	4.38
1042	NASDAQ	DWSN	Tue, Jul 14, 2015	4.34	4.69	4.31	4.59
1041	NASDAQ	DWSN	Mon, Jul 13, 2015	4.28	4.39	4.24	4.35
1040	NASDAQ	DWSN	Fri, Jul 10, 2015	4.36	4.36	4.20	4.26
1039	NASDAQ	DWSN	Thu, Jul 9, 2015	4.36	4.41	4.33	4.33
1038	NASDAQ	DWSN	Wed, Jul 8, 2015	4.43	4.43	4.20	4.29
1037	NASDAQ	DWSN	Tue, Jul 7, 2015	4.52	4.52	4.31	4.44
1036	NASDAQ	DWSN	Mon, Jul 6, 2015	4.64	4.65	4.45	4.56
1035	NASDAQ	DWSN	Thu, Jul 2, 2015	4.60	4.75	4.60	4.75
1034	NASDAQ	DWSN	Wed, Jul 1, 2015	4.47	4.59	4.44	4.57
1033	NASDAQ	DWSN	Tue, Jun 30, 2015	4.48	4.50	4.38	4.48
1032	NASDAQ	DWSN	Mon, Jun 29, 2015	4.52	4.75	4.47	4.47
1031	NASDAQ	DWSN	Fri, Jun 26, 2015	4.72	4.81	4.52	4.52
1030	NASDAQ	DWSN	Thu, Jun 25, 2015	4.76	4.81	4.70	4.70
1029	NASDAQ	DWSN	Wed, Jun 24, 2015	4.87	4.94	4.75	4.75
1028	NASDAQ	DWSN	Tue, Jun 23, 2015	4.89	5.00	4.88	4.92
1027	NASDAQ	DWSN	Mon, Jun 22, 2015	5.01	5.01	4.81	4.91
1026	NASDAQ	DWSN	Fri, Jun 19, 2015	5.05	5.05	4.96	4.96
1025	NASDAQ	DWSN	Thu, Jun 18, 2015	5.05	5.11	5.01	5.07
1024	NASDAQ	DWSN	Wed, Jun 17, 2015	5.02	5.12	5.00	5.01
1023	NASDAQ	DWSN	Tue, Jun 16, 2015	5.07	5.12	4.95	4.97
1022	NASDAQ	DWSN	Mon, Jun 15, 2015	5.31	5.31	5.06	5.15
1021	NASDAQ	DWSN	Fri, Jun 12, 2015	5.34	5.37	5.31	5.33
1020	NASDAQ	DWSN	Thu, Jun 11, 2015	5.35	5.47	5.33	5.33
1019	NASDAQ	DWSN	Wed, Jun 10, 2015	5.48	5.48	5.29	5.36
1018	NASDAQ	DWSN	Tue, Jun 9, 2015	5.52	5.60	5.31	5.39
1017	NASDAQ	DWSN	Mon, Jun 8, 2015	5.59	5.75	5.44	5.52
1016	NASDAQ	DWSN	Fri, Jun 5, 2015	5.41	5.68	5.29	5.60
1015	NASDAQ	DWSN	Thu, Jun 4, 2015	5.38	5.50	5.24	5.44
1014	NASDAQ	DWSN	Wed, Jun 3, 2015	5.29	5.48	5.21	5.43
1013	NASDAQ	DWSN	Tue, Jun 2, 2015	5.14	5.29	5.06	5.25
1012	NASDAQ	DWSN	Mon, Jun 1, 2015	5.14	5.18	5.09	5.11
1011	NASDAQ	DWSN	Fri, May 29, 2015	5.28	5.28	5.15	5.15
1010	NASDAQ	DWSN	Thu, May 28, 2015	5.30	5.33	5.17	5.23
1009	NASDAQ	DWSN	Wed, May 27, 2015	5.36	5.38	5.24	5.31
1008	NASDAQ	DWSN	Tue, May 26, 2015	5.38	5.55	5.30	5.38
1007	NASDAQ	DWSN	Fri, May 22, 2015	5.50	5.52	5.34	5.44
1006	NASDAQ	DWSN	Thu, May 21, 2015	5.47	5.82	5.47	5.56
1005	NASDAQ	DWSN	Wed, May 20, 2015	5.47	5.58	5.38	5.47
1004	NASDAQ	DWSN	Tue, May 19, 2015	5.24	5.57	5.24	5.49
1003	NASDAQ	DWSN	Mon, May 18, 2015	5.31	5.56	5.14	5.56
1002	NASDAQ	DWSN	Fri, May 15, 2015	5.29	5.49	5.23	5.31
1001	NASDAQ	DWSN	Thu, May 14, 2015	5.54	5.54	5.31	5.32
1000	NASDAQ	DWSN	Wed, May 13, 2015	5.46	5.62	5.38	5.61
999	NASDAQ	DWSN	Tue, May 12, 2015	5.29	5.50	5.22	5.46
998	NASDAQ	DWSN	Mon, May 11, 2015	5.40	5.50	5.25	5.27
997	NASDAQ	DWSN	Fri, May 8, 2015	5.33	5.49	5.25	5.34
996	NASDAQ	DWSN	Thu, May 7, 2015	5.39	5.39	5.26	5.30
995	NASDAQ	DWSN	Wed, May 6, 2015	5.44	5.54	5.33	5.41
994	NASDAQ	DWSN	Tue, May 5, 2015	5.44	5.55	5.36	5.43
993	NASDAQ	DWSN	Mon, May 4, 2015	5.42	5.59	5.35	5.39
992	NASDAQ	DWSN	Fri, May 1, 2015	5.37	5.47	5.26	5.44
991	NASDAQ	DWSN	Thu, Apr 30, 2015	5.47	5.47	5.21	5.42
990	NASDAQ	DWSN	Wed, Apr 29, 2015	5.22	5.47	5.17	5.42
989	NASDAQ	DWSN	Tue, Apr 28, 2015	5.43	5.45	5.04	5.24
988	NASDAQ	DWSN	Mon, Apr 27, 2015	5.24	5.50	5.10	5.41
987	NASDAQ	DWSN	Fri, Apr 24, 2015	4.84	5.23	4.82	5.20
986	NASDAQ	DWSN	Thu, Apr 23, 2015	4.73	5.10	4.72	4.86
985	NASDAQ	DWSN	Wed, Apr 22, 2015	4.99	5.03	4.70	4.72
984	NASDAQ	DWSN	Tue, Apr 21, 2015	5.07	5.07	4.90	4.97
983	NASDAQ	DWSN	Mon, Apr 20, 2015	5.06	5.21	4.88	5.03
982	NASDAQ	DWSN	Fri, Apr 17, 2015	5.10	5.17	5.06	5.06
981	NASDAQ	DWSN	Thu, Apr 16, 2015	5.05	5.21	4.89	5.13
980	NASDAQ	DWSN	Wed, Apr 15, 2015	4.94	5.19	4.88	5.07
979	NASDAQ	DWSN	Tue, Apr 14, 2015	4.78	4.90	4.77	4.89
978	NASDAQ	DWSN	Mon, Apr 13, 2015	4.90	5.02	4.76	4.76
977	NASDAQ	DWSN	Fri, Apr 10, 2015	4.78	4.98	4.66	4.93
976	NASDAQ	DWSN	Thu, Apr 9, 2015	4.76	4.87	4.73	4.79
975	NASDAQ	DWSN	Wed, Apr 8, 2015	4.73	4.80	4.56	4.78
974	NASDAQ	DWSN	Tue, Apr 7, 2015	4.44	4.88	4.40	4.74
973	NASDAQ	DWSN	Mon, Apr 6, 2015	4.38	4.55	4.27	4.44
972	NASDAQ	DWSN	Thu, Apr 2, 2015	4.03	4.43	4.03	4.40
971	NASDAQ	DWSN	Wed, Apr 1, 2015	4.10	4.19	4.02	4.06
970	NASDAQ	DWSN	Tue, Mar 31, 2015	4.19	4.22	4.07	4.07
969	NASDAQ	DWSN	Mon, Mar 30, 2015	4.18	4.27	4.13	4.21
968	NASDAQ	DWSN	Fri, Mar 27, 2015	4.23	4.25	4.13	4.18
967	NASDAQ	DWSN	Thu, Mar 26, 2015	4.26	4.33	4.24	4.26
966	NASDAQ	DWSN	Wed, Mar 25, 2015	4.22	4.31	4.22	4.26
965	NASDAQ	DWSN	Tue, Mar 24, 2015	4.27	4.38	4.17	4.25
964	NASDAQ	DWSN	Mon, Mar 23, 2015	4.27	4.38	4.27	4.30
963	NASDAQ	DWSN	Fri, Mar 20, 2015	4.37	4.41	4.26	4.29
962	NASDAQ	DWSN	Thu, Mar 19, 2015	4.38	4.46	4.37	4.37
961	NASDAQ	DWSN	Wed, Mar 18, 2015	4.38	4.63	4.30	4.42
960	NASDAQ	DWSN	Tue, Mar 17, 2015	4.34	4.60	4.34	4.44
959	NASDAQ	DWSN	Mon, Mar 16, 2015	4.54	4.57	4.35	4.44
958	NASDAQ	DWSN	Fri, Mar 13, 2015	4.52	4.57	4.48	4.54
957	NASDAQ	DWSN	Thu, Mar 12, 2015	4.54	4.65	4.38	4.57
956	NASDAQ	DWSN	Wed, Mar 11, 2015	4.55	4.61	4.45	4.50
955	NASDAQ	DWSN	Tue, Mar 10, 2015	4.66	4.82	4.41	4.55
954	NASDAQ	DWSN	Mon, Mar 9, 2015	4.75	4.81	4.69	4.80
953	NASDAQ	DWSN	Fri, Mar 6, 2015	4.78	5.01	4.70	4.75
952	NASDAQ	DWSN	Thu, Mar 5, 2015	4.86	4.86	4.81	4.81
951	NASDAQ	DWSN	Wed, Mar 4, 2015	4.86	4.92	4.83	4.88
950	NASDAQ	DWSN	Tue, Mar 3, 2015	4.89	4.95	4.84	4.89
949	NASDAQ	DWSN	Mon, Mar 2, 2015	4.92	5.04	4.85	4.91
948	NASDAQ	DWSN	Fri, Feb 27, 2015	5.42	5.52	4.71	4.99
947	NASDAQ	DWSN	Thu, Feb 26, 2015	5.24	5.59	5.24	5.43
946	NASDAQ	DWSN	Wed, Feb 25, 2015	5.33	5.33	5.17	5.30
945	NASDAQ	DWSN	Tue, Feb 24, 2015	5.45	5.57	5.19	5.25
944	NASDAQ	DWSN	Mon, Feb 23, 2015	5.79	5.79	5.24	5.45
943	NASDAQ	DWSN	Fri, Feb 20, 2015	5.76	5.80	5.62	5.63
942	NASDAQ	DWSN	Thu, Feb 19, 2015	5.81	5.98	5.63	5.68
941	NASDAQ	DWSN	Wed, Feb 18, 2015	5.96	6.04	5.73	5.91
940	NASDAQ	DWSN	Tue, Feb 17, 2015	6.62	6.67	5.70	6.19
939	NASDAQ	DWSN	Fri, Feb 13, 2015	6.68	6.86	6.43	6.56
938	NASDAQ	DWSN	Thu, Feb 12, 2015	6.41	6.96	5.61	6.96
937	NASDAQ	DWSN	Wed, Feb 11, 2015	5.83	5.86	5.57	5.57
936	NASDAQ	DWSN	Tue, Feb 10, 2015	6.40	6.40	5.74	5.86
935	NASDAQ	DWSN	Mon, Feb 9, 2015	6.31	6.40	6.06	6.23
934	NASDAQ	DWSN	Fri, Feb 6, 2015	6.31	6.40	6.14	6.26
933	NASDAQ	DWSN	Thu, Feb 5, 2015	5.83	6.26	5.83	6.17
932	NASDAQ	DWSN	Wed, Feb 4, 2015	6.06	6.17	5.43	5.77
931	NASDAQ	DWSN	Tue, Feb 3, 2015	6.26	6.49	6.14	6.14
930	NASDAQ	DWSN	Mon, Feb 2, 2015	5.97	6.17	5.83	6.14
929	NASDAQ	DWSN	Fri, Jan 30, 2015	5.63	6.11	5.43	5.71
928	NASDAQ	DWSN	Thu, Jan 29, 2015	5.80	5.80	5.57	5.60
927	NASDAQ	DWSN	Wed, Jan 28, 2015	5.97	6.31	5.69	5.71
926	NASDAQ	DWSN	Tue, Jan 27, 2015	5.89	6.03	5.86	5.97
925	NASDAQ	DWSN	Mon, Jan 26, 2015	6.00	6.09	5.83	5.89
924	NASDAQ	DWSN	Fri, Jan 23, 2015	5.89	6.29	5.74	5.91
923	NASDAQ	DWSN	Thu, Jan 22, 2015	5.94	5.96	5.71	5.94
922	NASDAQ	DWSN	Wed, Jan 21, 2015	5.89	6.03	5.54	5.83
921	NASDAQ	DWSN	Tue, Jan 20, 2015	5.97	6.03	5.83	5.83
920	NASDAQ	DWSN	Fri, Jan 16, 2015	5.77	6.29	5.74	5.97
919	NASDAQ	DWSN	Thu, Jan 15, 2015	6.03	6.14	5.71	5.74
918	NASDAQ	DWSN	Wed, Jan 14, 2015	5.91	6.11	5.89	5.89
917	NASDAQ	DWSN	Tue, Jan 13, 2015	6.23	6.26	5.91	6.00
916	NASDAQ	DWSN	Mon, Jan 12, 2015	6.54	6.54	6.06	6.26
915	NASDAQ	DWSN	Fri, Jan 9, 2015	6.03	6.14	6.00	6.09
914	NASDAQ	DWSN	Thu, Jan 8, 2015	6.23	6.23	6.06	6.11
913	NASDAQ	DWSN	Wed, Jan 7, 2015	6.29	6.34	6.06	6.17
912	NASDAQ	DWSN	Tue, Jan 6, 2015	6.20	6.29	6.09	6.14
911	NASDAQ	DWSN	Mon, Jan 5, 2015	6.43	6.71	6.17	6.17
910	NASDAQ	DWSN	Fri, Jan 2, 2015	6.23	6.51	6.23	6.49
909	NASDAQ	DWSN	Wed, Dec 31, 2014	5.91	6.43	5.91	6.17
908	NASDAQ	DWSN	Tue, Dec 30, 2014	6.69	6.77	6.03	6.03
907	NASDAQ	DWSN	Mon, Dec 29, 2014	6.14	6.54	6.14	6.46
906	NASDAQ	DWSN	Fri, Dec 26, 2014	6.06	6.29	6.06	6.09
905	NASDAQ	DWSN	Wed, Dec 24, 2014	5.63	6.07	5.51	6.03
904	NASDAQ	DWSN	Tue, Dec 23, 2014	5.71	6.14	5.60	5.60
903	NASDAQ	DWSN	Mon, Dec 22, 2014	5.89	6.46	5.80	5.80
902	NASDAQ	DWSN	Fri, Dec 19, 2014	6.14	6.14	5.80	5.80
901	NASDAQ	DWSN	Thu, Dec 18, 2014	5.94	6.20	5.94	6.03
900	NASDAQ	DWSN	Wed, Dec 17, 2014	5.86	6.20	5.86	5.97
899	NASDAQ	DWSN	Tue, Dec 16, 2014	6.20	6.20	5.74	5.86
898	NASDAQ	DWSN	Mon, Dec 15, 2014	5.86	5.94	5.71	5.86
897	NASDAQ	DWSN	Fri, Dec 12, 2014	5.80	5.86	5.57	5.71
896	NASDAQ	DWSN	Thu, Dec 11, 2014	5.86	5.89	5.75	5.77
895	NASDAQ	DWSN	Wed, Dec 10, 2014	5.89	6.04	5.66	5.71
894	NASDAQ	DWSN	Tue, Dec 9, 2014	6.14	6.14	5.71	5.77
893	NASDAQ	DWSN	Mon, Dec 8, 2014	6.40	6.53	5.77	6.06
892	NASDAQ	DWSN	Fri, Dec 5, 2014	6.71	6.71	6.40	6.40
891	NASDAQ	DWSN	Thu, Dec 4, 2014	6.66	6.86	6.60	6.60
890	NASDAQ	DWSN	Wed, Dec 3, 2014	6.54	6.80	6.49	6.66
889	NASDAQ	DWSN	Tue, Dec 2, 2014	6.83	6.84	6.40	6.51
888	NASDAQ	DWSN	Mon, Dec 1, 2014	7.31	7.31	6.63	6.83
887	NASDAQ	DWSN	Fri, Nov 28, 2014	8.11	8.15	7.11	7.64
886	NASDAQ	DWSN	Wed, Nov 26, 2014	8.46	8.46	8.09	8.20
885	NASDAQ	DWSN	Tue, Nov 25, 2014	8.60	8.77	8.23	8.54
884	NASDAQ	DWSN	Mon, Nov 24, 2014	8.51	8.77	8.51	8.57
883	NASDAQ	DWSN	Fri, Nov 21, 2014	8.71	8.86	8.54	8.57
882	NASDAQ	DWSN	Thu, Nov 20, 2014	8.63	8.74	8.46	8.69
881	NASDAQ	DWSN	Wed, Nov 19, 2014	8.86	8.86	8.46	8.69
880	NASDAQ	DWSN	Tue, Nov 18, 2014	8.80	8.89	8.66	8.80
879	NASDAQ	DWSN	Mon, Nov 17, 2014	8.86	8.94	8.20	8.91
878	NASDAQ	DWSN	Fri, Nov 14, 2014	8.34	8.94	7.97	8.91
877	NASDAQ	DWSN	Thu, Nov 13, 2014	8.40	8.80	7.89	8.69
876	NASDAQ	DWSN	Wed, Nov 12, 2014	9.14	9.14	8.60	8.94
875	NASDAQ	DWSN	Tue, Nov 11, 2014	8.77	9.23	8.74	9.23
874	NASDAQ	DWSN	Mon, Nov 10, 2014	8.86	9.09	8.43	8.86
873	NASDAQ	DWSN	Fri, Nov 7, 2014	8.94	8.94	8.37	8.71
872	NASDAQ	DWSN	Thu, Nov 6, 2014	9.03	9.54	8.71	8.89
871	NASDAQ	DWSN	Wed, Nov 5, 2014	8.71	9.06	8.71	9.03
870	NASDAQ	DWSN	Tue, Nov 4, 2014	9.06	9.06	8.57	8.74
869	NASDAQ	DWSN	Mon, Nov 3, 2014	8.97	9.20	8.74	9.14
868	NASDAQ	DWSN	Fri, Oct 31, 2014	9.14	9.20	8.80	8.97
867	NASDAQ	DWSN	Thu, Oct 30, 2014	9.03	9.26	9.00	9.14
866	NASDAQ	DWSN	Wed, Oct 29, 2014	9.14	9.26	9.09	9.09
865	NASDAQ	DWSN	Tue, Oct 28, 2014	9.14	9.20	9.09	9.17
864	NASDAQ	DWSN	Mon, Oct 27, 2014	9.34	9.73	8.17	9.09
863	NASDAQ	DWSN	Fri, Oct 24, 2014	8.40	9.71	8.40	9.34
862	NASDAQ	DWSN	Thu, Oct 23, 2014	9.66	9.86	9.57	9.69
861	NASDAQ	DWSN	Wed, Oct 22, 2014	10.03	10.00	9.60	9.60
860	NASDAQ	DWSN	Tue, Oct 21, 2014	9.89	10.06	9.89	9.97
859	NASDAQ	DWSN	Mon, Oct 20, 2014	9.97	10.17	9.80	9.86
858	NASDAQ	DWSN	Fri, Oct 17, 2014	10.29	10.54	9.86	10.06
857	NASDAQ	DWSN	Thu, Oct 16, 2014	10.09	10.43	10.09	10.11
856	NASDAQ	DWSN	Wed, Oct 15, 2014	10.23	10.37	10.06	10.14
855	NASDAQ	DWSN	Tue, Oct 14, 2014	9.96	10.38	9.71	10.31
854	NASDAQ	DWSN	Mon, Oct 13, 2014	10.00	10.14	9.80	10.03
853	NASDAQ	DWSN	Fri, Oct 10, 2014	9.66	10.23	9.66	10.03
852	NASDAQ	DWSN	Thu, Oct 9, 2014	9.03	9.86	9.03	9.73
851	NASDAQ	DWSN	Wed, Oct 8, 2014	9.80	9.90	9.09	9.54
850	NASDAQ	DWSN	Tue, Oct 7, 2014	10.14	10.14	9.49	9.86
849	NASDAQ	DWSN	Mon, Oct 6, 2014	10.34	10.40	10.09	10.23
848	NASDAQ	DWSN	Fri, Oct 3, 2014	10.57	10.91	10.31	10.36
847	NASDAQ	DWSN	Thu, Oct 2, 2014	10.43	10.89	10.04	10.51
846	NASDAQ	DWSN	Wed, Oct 1, 2014	11.00	11.20	10.54	10.57
845	NASDAQ	DWSN	Tue, Sep 30, 2014	11.12	11.20	10.86	11.00
844	NASDAQ	DWSN	Mon, Sep 29, 2014	11.74	11.89	11.43	11.57
843	NASDAQ	DWSN	Fri, Sep 26, 2014	11.94	11.94	11.77	11.91
842	NASDAQ	DWSN	Thu, Sep 25, 2014	11.80	11.80	11.51	11.80
841	NASDAQ	DWSN	Wed, Sep 24, 2014	11.63	11.94	11.34	11.91
840	NASDAQ	DWSN	Tue, Sep 23, 2014	11.83	11.83	11.49	11.63
839	NASDAQ	DWSN	Mon, Sep 22, 2014	11.26	11.80	11.03	11.80
838	NASDAQ	DWSN	Fri, Sep 19, 2014	11.14	11.34	10.80	11.34
837	NASDAQ	DWSN	Thu, Sep 18, 2014	10.94	11.14	10.77	11.14
836	NASDAQ	DWSN	Wed, Sep 17, 2014	10.57	11.06	10.70	11.00
835	NASDAQ	DWSN	Tue, Sep 16, 2014	10.60	10.71	10.60	10.60
834	NASDAQ	DWSN	Mon, Sep 15, 2014	10.86	11.00	10.60	10.60
833	NASDAQ	DWSN	Fri, Sep 12, 2014	11.23	11.23	10.71	10.71
832	NASDAQ	DWSN	Thu, Sep 11, 2014	10.83	11.26	10.77	11.26
831	NASDAQ	DWSN	Wed, Sep 10, 2014	11.26	11.26	10.91	10.94
830	NASDAQ	DWSN	Tue, Sep 9, 2014	10.71	11.60	10.71	11.03
829	NASDAQ	DWSN	Mon, Sep 8, 2014	10.97	10.97	10.71	10.71
828	NASDAQ	DWSN	Fri, Sep 5, 2014	11.23	11.66	10.94	11.00
827	NASDAQ	DWSN	Thu, Sep 4, 2014	11.43	11.66	11.14	11.23
826	NASDAQ	DWSN	Wed, Sep 3, 2014	11.54	11.74	11.43	11.46
825	NASDAQ	DWSN	Tue, Sep 2, 2014	11.37	11.80	11.37	11.51
824	NASDAQ	DWSN	Fri, Aug 29, 2014	10.89	11.63	10.86	11.43
823	NASDAQ	DWSN	Thu, Aug 28, 2014	10.77	11.09	10.74	11.03
822	NASDAQ	DWSN	Wed, Aug 27, 2014	10.89	10.97	10.86	10.89
821	NASDAQ	DWSN	Tue, Aug 26, 2014	10.80	11.05	10.57	10.94
820	NASDAQ	DWSN	Mon, Aug 25, 2014	11.40	11.42	10.86	10.94
819	NASDAQ	DWSN	Fri, Aug 22, 2014	11.46	11.46	11.17	11.37
818	NASDAQ	DWSN	Thu, Aug 21, 2014	11.23	11.80	11.09	11.31
817	NASDAQ	DWSN	Wed, Aug 20, 2014	11.11	11.66	10.80	11.06
816	NASDAQ	DWSN	Tue, Aug 19, 2014	10.86	11.11	10.74	11.03
815	NASDAQ	DWSN	Mon, Aug 18, 2014	10.60	10.83	10.54	10.83
814	NASDAQ	DWSN	Fri, Aug 15, 2014	10.74	10.80	10.61	10.77
813	NASDAQ	DWSN	Thu, Aug 14, 2014	10.97	10.97	10.71	10.74
812	NASDAQ	DWSN	Wed, Aug 13, 2014	10.91	11.00	10.86	10.97
811	NASDAQ	DWSN	Tue, Aug 12, 2014	11.09	11.14	10.89	11.00
810	NASDAQ	DWSN	Mon, Aug 11, 2014	11.14	11.31	11.06	11.26
809	NASDAQ	DWSN	Fri, Aug 8, 2014	11.03	11.23	10.71	11.17
808	NASDAQ	DWSN	Thu, Aug 7, 2014	10.97	11.00	10.83	10.91
807	NASDAQ	DWSN	Wed, Aug 6, 2014	10.91	11.29	10.89	11.20
806	NASDAQ	DWSN	Tue, Aug 5, 2014	10.86	11.03	10.63	10.89
805	NASDAQ	DWSN	Mon, Aug 4, 2014	11.00	11.14	10.86	10.91
804	NASDAQ	DWSN	Fri, Aug 1, 2014	11.29	11.32	10.83	11.00
803	NASDAQ	DWSN	Thu, Jul 31, 2014	11.20	11.26	10.84	11.23
802	NASDAQ	DWSN	Wed, Jul 30, 2014	12.14	12.29	10.86	11.31
801	NASDAQ	DWSN	Tue, Jul 29, 2014	12.14	12.46	12.03	12.11
800	NASDAQ	DWSN	Mon, Jul 28, 2014	15.71	15.71	12.00	12.17
799	NASDAQ	DWSN	Fri, Jul 25, 2014	13.14	13.43	13.03	13.29
798	NASDAQ	DWSN	Thu, Jul 24, 2014	13.57	13.57	13.17	13.20
797	NASDAQ	DWSN	Wed, Jul 23, 2014	13.69	13.60	13.37	13.57
796	NASDAQ	DWSN	Tue, Jul 22, 2014	13.74	13.74	13.37	13.60
795	NASDAQ	DWSN	Mon, Jul 21, 2014	13.89	13.89	13.40	13.63
794	NASDAQ	DWSN	Fri, Jul 18, 2014	13.91	14.09	13.80	13.97
793	NASDAQ	DWSN	Thu, Jul 17, 2014	14.03	14.03	13.80	13.86
792	NASDAQ	DWSN	Wed, Jul 16, 2014	14.06	14.37	13.80	14.11
791	NASDAQ	DWSN	Tue, Jul 15, 2014	14.29	14.29	13.40	13.94
790	NASDAQ	DWSN	Mon, Jul 14, 2014	14.31	14.49	13.89	14.29
789	NASDAQ	DWSN	Fri, Jul 11, 2014	13.37	14.17	13.23	13.94
788	NASDAQ	DWSN	Thu, Jul 10, 2014	13.31	13.71	13.00	13.43
787	NASDAQ	DWSN	Wed, Jul 9, 2014	14.26	14.29	13.54	13.57
786	NASDAQ	DWSN	Tue, Jul 8, 2014	14.34	14.43	13.64	14.20
785	NASDAQ	DWSN	Mon, Jul 7, 2014	15.26	15.37	14.31	14.46
784	NASDAQ	DWSN	Thu, Jul 3, 2014	15.09	15.34	15.00	15.09
783	NASDAQ	DWSN	Wed, Jul 2, 2014	15.46	15.56	14.86	15.14
782	NASDAQ	DWSN	Tue, Jul 1, 2014	15.71	16.46	15.20	15.54
781	NASDAQ	DWSN	Mon, Jun 30, 2014	14.86	15.91	14.80	15.57
780	NASDAQ	DWSN	Fri, Jun 27, 2014	12.94	15.09	12.94	14.69
779	NASDAQ	DWSN	Thu, Jun 26, 2014	13.17	13.37	12.86	13.14
778	NASDAQ	DWSN	Wed, Jun 25, 2014	12.91	13.63	12.89	13.09
777	NASDAQ	DWSN	Tue, Jun 24, 2014	13.26	14.03	12.94	13.00
776	NASDAQ	DWSN	Mon, Jun 23, 2014	13.03	13.29	12.86	13.17
775	NASDAQ	DWSN	Fri, Jun 20, 2014	13.14	13.34	12.80	13.00
774	NASDAQ	DWSN	Thu, Jun 19, 2014	12.97	13.29	12.77	13.11
773	NASDAQ	DWSN	Wed, Jun 18, 2014	13.09	13.23	12.57	12.83
772	NASDAQ	DWSN	Tue, Jun 17, 2014	13.11	13.34	12.94	13.00
771	NASDAQ	DWSN	Mon, Jun 16, 2014	12.83	13.34	12.83	13.17
770	NASDAQ	DWSN	Fri, Jun 13, 2014	13.71	14.10	12.74	12.83
769	NASDAQ	DWSN	Thu, Jun 12, 2014	14.31	14.60	13.60	13.66
768	NASDAQ	DWSN	Wed, Jun 11, 2014	15.11	15.17	14.29	14.29
767	NASDAQ	DWSN	Tue, Jun 10, 2014	15.14	15.66	15.00	15.26
766	NASDAQ	DWSN	Mon, Jun 9, 2014	14.49	15.37	14.49	15.14
765	NASDAQ	DWSN	Fri, Jun 6, 2014	13.51	14.63	13.34	14.57
764	NASDAQ	DWSN	Thu, Jun 5, 2014	12.80	13.54	12.54	13.37
763	NASDAQ	DWSN	Wed, Jun 4, 2014	12.37	12.83	12.17	12.71
762	NASDAQ	DWSN	Tue, Jun 3, 2014	12.69	12.83	12.26	12.49
761	NASDAQ	DWSN	Mon, Jun 2, 2014	13.06	13.43	12.54	12.80
760	NASDAQ	DWSN	Fri, May 30, 2014	13.74	13.74	12.77	12.94
759	NASDAQ	DWSN	Thu, May 29, 2014	13.06	13.69	12.80	13.69
758	NASDAQ	DWSN	Wed, May 28, 2014	13.17	13.26	12.49	12.94
757	NASDAQ	DWSN	Tue, May 27, 2014	12.83	13.51	12.74	13.26
756	NASDAQ	DWSN	Fri, May 23, 2014	12.77	12.77	12.34	12.71
755	NASDAQ	DWSN	Thu, May 22, 2014	12.37	12.91	12.23	12.74
754	NASDAQ	DWSN	Wed, May 21, 2014	12.66	12.66	12.26	12.31
753	NASDAQ	DWSN	Tue, May 20, 2014	12.94	12.94	12.17	12.43
752	NASDAQ	DWSN	Mon, May 19, 2014	12.54	13.06	12.29	12.93
751	NASDAQ	DWSN	Fri, May 16, 2014	12.51	12.54	12.11	12.54
750	NASDAQ	DWSN	Thu, May 15, 2014	12.86	12.86	12.46	12.60
749	NASDAQ	DWSN	Wed, May 14, 2014	13.66	13.66	12.89	12.91
748	NASDAQ	DWSN	Tue, May 13, 2014	13.97	13.97	13.55	13.74
747	NASDAQ	DWSN	Mon, May 12, 2014	13.46	14.26	13.17	13.97
746	NASDAQ	DWSN	Fri, May 9, 2014	13.49	13.63	13.23	13.57
745	NASDAQ	DWSN	Thu, May 8, 2014	14.11	14.23	13.49	13.60
744	NASDAQ	DWSN	Wed, May 7, 2014	13.97	14.34	13.54	14.23
743	NASDAQ	DWSN	Tue, May 6, 2014	14.46	14.57	13.89	13.91
742	NASDAQ	DWSN	Mon, May 5, 2014	14.11	14.63	13.66	14.54
741	NASDAQ	DWSN	Fri, May 2, 2014	14.34	14.40	14.14	14.20
740	NASDAQ	DWSN	Thu, May 1, 2014	14.37	14.46	14.03	14.29
739	NASDAQ	DWSN	Wed, Apr 30, 2014	14.43	14.66	14.03	14.49
738	NASDAQ	DWSN	Tue, Apr 29, 2014	14.49	15.09	14.31	14.57
737	NASDAQ	DWSN	Mon, Apr 28, 2014	15.66	17.01	14.46	14.51
736	NASDAQ	DWSN	Fri, Apr 25, 2014	15.60	15.74	15.20	15.49
735	NASDAQ	DWSN	Thu, Apr 24, 2014	15.77	16.17	15.23	15.69
734	NASDAQ	DWSN	Wed, Apr 23, 2014	16.17	16.17	15.51	15.60
733	NASDAQ	DWSN	Tue, Apr 22, 2014	16.09	16.37	15.94	16.26
732	NASDAQ	DWSN	Mon, Apr 21, 2014	16.29	16.40	16.00	16.11
731	NASDAQ	DWSN	Thu, Apr 17, 2014	16.37	16.54	16.09	16.29
730	NASDAQ	DWSN	Wed, Apr 16, 2014	16.69	16.69	16.17	16.49
729	NASDAQ	DWSN	Tue, Apr 15, 2014	16.94	17.26	16.40	16.54
728	NASDAQ	DWSN	Mon, Apr 14, 2014	16.66	17.06	16.57	16.97
727	NASDAQ	DWSN	Fri, Apr 11, 2014	15.94	16.60	15.94	16.43
726	NASDAQ	DWSN	Thu, Apr 10, 2014	17.00	17.00	16.11	16.14
725	NASDAQ	DWSN	Wed, Apr 9, 2014	16.89	17.17	16.69	17.09
724	NASDAQ	DWSN	Tue, Apr 8, 2014	16.86	17.37	16.43	16.89
723	NASDAQ	DWSN	Mon, Apr 7, 2014	16.83	16.91	16.30	16.43
722	NASDAQ	DWSN	Fri, Apr 4, 2014	17.29	17.49	16.74	16.89
721	NASDAQ	DWSN	Thu, Apr 3, 2014	16.97	17.46	16.94	17.26
720	NASDAQ	DWSN	Wed, Apr 2, 2014	16.91	17.14	16.86	17.06
719	NASDAQ	DWSN	Tue, Apr 1, 2014	16.94	17.09	16.77	16.89
718	NASDAQ	DWSN	Mon, Mar 31, 2014	16.60	17.26	16.17	17.00
717	NASDAQ	DWSN	Fri, Mar 28, 2014	17.77	17.97	16.49	16.60
716	NASDAQ	DWSN	Thu, Mar 27, 2014	18.54	18.57	17.60	17.89
715	NASDAQ	DWSN	Wed, Mar 26, 2014	20.06	20.20	18.40	18.40
714	NASDAQ	DWSN	Tue, Mar 25, 2014	20.77	20.93	19.86	19.89
713	NASDAQ	DWSN	Mon, Mar 24, 2014	20.26	21.09	20.17	20.74
712	NASDAQ	DWSN	Fri, Mar 21, 2014	19.34	20.23	18.91	20.03
711	NASDAQ	DWSN	Thu, Mar 20, 2014	19.17	19.57	18.89	19.20
710	NASDAQ	DWSN	Wed, Mar 19, 2014	19.71	19.83	19.29	19.34
709	NASDAQ	DWSN	Tue, Mar 18, 2014	19.46	19.86	19.20	19.80
708	NASDAQ	DWSN	Mon, Mar 17, 2014	19.49	19.69	19.43	19.57
707	NASDAQ	DWSN	Fri, Mar 14, 2014	19.03	19.54	18.91	19.49
706	NASDAQ	DWSN	Thu, Mar 13, 2014	19.34	19.46	19.07	19.17
705	NASDAQ	DWSN	Wed, Mar 12, 2014	18.97	19.31	18.71	19.29
704	NASDAQ	DWSN	Tue, Mar 11, 2014	19.14	19.14	18.71	19.00
703	NASDAQ	DWSN	Mon, Mar 10, 2014	19.11	19.29	18.91	19.20
702	NASDAQ	DWSN	Fri, Mar 7, 2014	19.00	19.31	18.66	19.26
701	NASDAQ	DWSN	Thu, Mar 6, 2014	18.71	19.00	18.37	18.89
700	NASDAQ	DWSN	Wed, Mar 5, 2014	19.23	19.23	18.40	18.57
699	NASDAQ	DWSN	Tue, Mar 4, 2014	18.31	19.74	18.11	19.17
698	NASDAQ	DWSN	Mon, Mar 3, 2014	18.29	18.33	17.74	18.11
697	NASDAQ	DWSN	Fri, Feb 28, 2014	18.34	18.51	18.17	18.29
696	NASDAQ	DWSN	Thu, Feb 27, 2014	18.03	18.34	17.74	18.29
695	NASDAQ	DWSN	Wed, Feb 26, 2014	18.83	18.83	17.63	18.03
694	NASDAQ	DWSN	Tue, Feb 25, 2014	19.03	19.17	18.63	18.77
693	NASDAQ	DWSN	Mon, Feb 24, 2014	19.40	19.51	18.86	19.14
692	NASDAQ	DWSN	Fri, Feb 21, 2014	19.74	20.24	19.43	19.77
691	NASDAQ	DWSN	Thu, Feb 20, 2014	19.63	19.74	19.29	19.66
690	NASDAQ	DWSN	Wed, Feb 19, 2014	20.00	20.17	19.53	19.69
689	NASDAQ	DWSN	Tue, Feb 18, 2014	19.77	20.31	19.63	20.14
688	NASDAQ	DWSN	Fri, Feb 14, 2014	19.74	19.86	19.09	19.69
687	NASDAQ	DWSN	Thu, Feb 13, 2014	19.51	20.14	19.51	19.66
686	NASDAQ	DWSN	Wed, Feb 12, 2014	20.23	20.43	19.51	19.60
685	NASDAQ	DWSN	Tue, Feb 11, 2014	19.17	20.40	19.29	20.29
684	NASDAQ	DWSN	Mon, Feb 10, 2014	19.06	19.26	18.71	19.17
683	NASDAQ	DWSN	Fri, Feb 7, 2014	18.86	19.09	18.71	19.03
682	NASDAQ	DWSN	Thu, Feb 6, 2014	18.71	18.97	18.66	18.80
681	NASDAQ	DWSN	Wed, Feb 5, 2014	18.80	18.80	18.30	18.63
680	NASDAQ	DWSN	Tue, Feb 4, 2014	18.83	18.94	18.63	18.71
679	NASDAQ	DWSN	Mon, Feb 3, 2014	18.63	18.77	18.43	18.66
678	NASDAQ	DWSN	Fri, Jan 31, 2014	18.57	18.83	18.57	18.60
677	NASDAQ	DWSN	Thu, Jan 30, 2014	18.86	19.20	18.60	18.94
676	NASDAQ	DWSN	Wed, Jan 29, 2014	18.80	18.89	18.49	18.69
675	NASDAQ	DWSN	Tue, Jan 28, 2014	18.94	18.97	18.57	18.57
674	NASDAQ	DWSN	Mon, Jan 27, 2014	19.94	20.43	18.94	18.97
673	NASDAQ	DWSN	Fri, Jan 24, 2014	19.86	20.06	19.71	19.97
672	NASDAQ	DWSN	Thu, Jan 23, 2014	20.03	20.09	19.71	19.97
671	NASDAQ	DWSN	Wed, Jan 22, 2014	19.91	20.06	19.77	20.06
670	NASDAQ	DWSN	Tue, Jan 21, 2014	20.09	20.09	19.74	19.89
669	NASDAQ	DWSN	Fri, Jan 17, 2014	20.00	20.00	19.74	19.89
668	NASDAQ	DWSN	Thu, Jan 16, 2014	19.46	20.00	19.46	19.94
667	NASDAQ	DWSN	Wed, Jan 15, 2014	19.29	19.86	19.29	19.57
666	NASDAQ	DWSN	Tue, Jan 14, 2014	18.94	19.24	18.94	19.20
665	NASDAQ	DWSN	Mon, Jan 13, 2014	19.31	19.46	18.77	18.91
664	NASDAQ	DWSN	Fri, Jan 10, 2014	19.91	19.91	19.20	19.29
663	NASDAQ	DWSN	Thu, Jan 9, 2014	20.31	20.31	19.71	19.83
662	NASDAQ	DWSN	Wed, Jan 8, 2014	20.37	20.54	19.78	20.17
661	NASDAQ	DWSN	Tue, Jan 7, 2014	20.66	20.66	20.29	20.46
660	NASDAQ	DWSN	Mon, Jan 6, 2014	21.03	21.03	20.43	20.51
659	NASDAQ	DWSN	Fri, Jan 3, 2014	21.00	21.29	20.71	20.86
658	NASDAQ	DWSN	Thu, Jan 2, 2014	20.83	20.83	20.54	20.80
657	NASDAQ	DWSN	Tue, Dec 31, 2013	20.31	21.03	19.83	20.86
656	NASDAQ	DWSN	Mon, Dec 30, 2013	21.14	21.14	20.31	20.43
655	NASDAQ	DWSN	Fri, Dec 27, 2013	21.49	21.49	20.66	21.31
654	NASDAQ	DWSN	Thu, Dec 26, 2013	21.31	21.69	20.57	21.34
653	NASDAQ	DWSN	Tue, Dec 24, 2013	20.83	21.43	20.14	21.29
652	NASDAQ	DWSN	Mon, Dec 23, 2013	21.14	21.51	20.54	20.66
651	NASDAQ	DWSN	Fri, Dec 20, 2013	20.54	21.40	20.51	21.20
650	NASDAQ	DWSN	Thu, Dec 19, 2013	20.51	21.03	20.20	20.46
649	NASDAQ	DWSN	Wed, Dec 18, 2013	20.26	20.94	20.14	20.77
648	NASDAQ	DWSN	Tue, Dec 17, 2013	19.46	20.49	18.81	20.14
647	NASDAQ	DWSN	Mon, Dec 16, 2013	19.29	20.00	19.29	19.51
646	NASDAQ	DWSN	Fri, Dec 13, 2013	18.74	19.20	18.71	19.14
645	NASDAQ	DWSN	Thu, Dec 12, 2013	19.63	19.66	18.57	18.71
644	NASDAQ	DWSN	Wed, Dec 11, 2013	19.97	20.00	19.71	19.71
643	NASDAQ	DWSN	Tue, Dec 10, 2013	20.00	20.46	19.89	20.00
642	NASDAQ	DWSN	Mon, Dec 9, 2013	19.86	20.17	19.83	20.06
641	NASDAQ	DWSN	Fri, Dec 6, 2013	19.60	20.14	19.46	20.00
640	NASDAQ	DWSN	Thu, Dec 5, 2013	19.71	19.51	19.29	19.34
639	NASDAQ	DWSN	Wed, Dec 4, 2013	19.69	19.86	19.23	19.69
638	NASDAQ	DWSN	Tue, Dec 3, 2013	20.29	20.34	19.49	19.83
637	NASDAQ	DWSN	Mon, Dec 2, 2013	20.43	20.54	20.11	20.26
636	NASDAQ	DWSN	Fri, Nov 29, 2013	20.60	20.97	20.26	20.57
635	NASDAQ	DWSN	Wed, Nov 27, 2013	21.06	21.34	20.29	20.60
634	NASDAQ	DWSN	Tue, Nov 26, 2013	19.57	21.11	19.43	20.89
633	NASDAQ	DWSN	Mon, Nov 25, 2013	19.97	19.97	19.46	19.60
632	NASDAQ	DWSN	Fri, Nov 22, 2013	19.46	20.11	19.09	19.97
631	NASDAQ	DWSN	Thu, Nov 21, 2013	19.66	19.74	19.29	19.54
630	NASDAQ	DWSN	Wed, Nov 20, 2013	20.00	20.14	19.57	19.63
629	NASDAQ	DWSN	Tue, Nov 19, 2013	19.86	20.14	19.66	19.86
628	NASDAQ	DWSN	Mon, Nov 18, 2013	19.89	19.97	19.66	19.86
627	NASDAQ	DWSN	Fri, Nov 15, 2013	19.91	20.20	19.71	19.97
626	NASDAQ	DWSN	Thu, Nov 14, 2013	19.86	19.97	19.63	19.94
625	NASDAQ	DWSN	Wed, Nov 13, 2013	19.86	20.09	19.71	19.94
624	NASDAQ	DWSN	Tue, Nov 12, 2013	19.94	20.00	19.57	19.91
623	NASDAQ	DWSN	Mon, Nov 11, 2013	19.80	20.14	19.80	19.97
622	NASDAQ	DWSN	Fri, Nov 8, 2013	19.83	20.31	19.74	19.94
621	NASDAQ	DWSN	Thu, Nov 7, 2013	21.26	21.26	19.91	19.94
620	NASDAQ	DWSN	Wed, Nov 6, 2013	21.14	21.31	20.86	21.06
619	NASDAQ	DWSN	Tue, Nov 5, 2013	20.46	21.03	20.29	20.91
618	NASDAQ	DWSN	Mon, Nov 4, 2013	20.40	20.88	20.03	20.49
617	NASDAQ	DWSN	Fri, Nov 1, 2013	20.94	20.94	19.83	20.40
616	NASDAQ	DWSN	Thu, Oct 31, 2013	21.46	21.83	21.00	21.06
615	NASDAQ	DWSN	Wed, Oct 30, 2013	21.89	22.31	21.49	21.54
614	NASDAQ	DWSN	Tue, Oct 29, 2013	21.69	22.23	21.26	21.80
613	NASDAQ	DWSN	Mon, Oct 28, 2013	20.11	22.03	18.03	21.43
612	NASDAQ	DWSN	Fri, Oct 25, 2013	22.83	23.26	22.51	23.14
611	NASDAQ	DWSN	Thu, Oct 24, 2013	23.31	23.31	22.67	22.77
610	NASDAQ	DWSN	Wed, Oct 23, 2013	23.09	23.37	22.51	23.31
609	NASDAQ	DWSN	Tue, Oct 22, 2013	23.29	23.46	22.77	23.03
608	NASDAQ	DWSN	Mon, Oct 21, 2013	23.31	23.71	22.91	23.26
607	NASDAQ	DWSN	Fri, Oct 18, 2013	22.89	23.34	22.57	23.11
606	NASDAQ	DWSN	Thu, Oct 17, 2013	22.57	23.23	22.57	22.77
605	NASDAQ	DWSN	Wed, Oct 16, 2013	21.77	22.89	21.77	22.69
604	NASDAQ	DWSN	Tue, Oct 15, 2013	22.09	22.23	21.60	21.60
603	NASDAQ	DWSN	Mon, Oct 14, 2013	21.29	22.14	20.94	22.11
602	NASDAQ	DWSN	Fri, Oct 11, 2013	21.20	21.71	20.91	21.46
601	NASDAQ	DWSN	Thu, Oct 10, 2013	21.77	22.00	21.09	21.37
600	NASDAQ	DWSN	Wed, Oct 9, 2013	21.29	21.71	21.14	21.37
599	NASDAQ	DWSN	Tue, Oct 8, 2013	21.06	21.49	21.03	21.23
598	NASDAQ	DWSN	Mon, Oct 7, 2013	21.17	21.17	20.91	21.00
597	NASDAQ	DWSN	Fri, Oct 4, 2013	20.97	21.43	20.97	21.43
596	NASDAQ	DWSN	Thu, Oct 3, 2013	21.00	21.20	20.54	21.03
595	NASDAQ	DWSN	Wed, Oct 2, 2013	21.31	21.91	20.12	21.14
594	NASDAQ	DWSN	Tue, Oct 1, 2013	22.54	22.54	21.09	21.43
593	NASDAQ	DWSN	Mon, Sep 30, 2013	22.29	22.74	22.40	22.54
592	NASDAQ	DWSN	Fri, Sep 27, 2013	23.23	23.23	22.60	22.60
591	NASDAQ	DWSN	Thu, Sep 26, 2013	23.71	23.71	23.29	23.43
590	NASDAQ	DWSN	Wed, Sep 25, 2013	22.40	23.71	22.40	23.71
589	NASDAQ	DWSN	Tue, Sep 24, 2013	21.91	22.49	21.43	22.43
588	NASDAQ	DWSN	Mon, Sep 23, 2013	22.29	22.29	21.46	21.97
587	NASDAQ	DWSN	Fri, Sep 20, 2013	22.57	22.69	22.31	22.51
586	NASDAQ	DWSN	Thu, Sep 19, 2013	23.74	23.63	22.29	22.57
585	NASDAQ	DWSN	Wed, Sep 18, 2013	22.86	23.69	22.66	23.63
584	NASDAQ	DWSN	Tue, Sep 17, 2013	22.74	22.94	22.60	22.94
583	NASDAQ	DWSN	Mon, Sep 16, 2013	23.37	23.37	22.51	22.83
582	NASDAQ	DWSN	Fri, Sep 13, 2013	22.83	23.11	22.77	23.06
581	NASDAQ	DWSN	Thu, Sep 12, 2013	23.13	23.13	22.71	22.77
580	NASDAQ	DWSN	Wed, Sep 11, 2013	22.89	23.29	22.89	23.17
579	NASDAQ	DWSN	Tue, Sep 10, 2013	23.37	23.37	22.80	22.97
578	NASDAQ	DWSN	Mon, Sep 9, 2013	23.06	23.40	23.00	23.23
577	NASDAQ	DWSN	Fri, Sep 6, 2013	23.83	23.83	22.60	23.06
576	NASDAQ	DWSN	Thu, Sep 5, 2013	23.57	23.89	23.03	23.71
575	NASDAQ	DWSN	Wed, Sep 4, 2013	23.49	23.71	23.20	23.71
574	NASDAQ	DWSN	Tue, Sep 3, 2013	22.97	23.57	22.97	23.46
573	NASDAQ	DWSN	Fri, Aug 30, 2013	23.46	23.46	22.66	22.69
572	NASDAQ	DWSN	Thu, Aug 29, 2013	23.11	23.89	22.96	23.54
571	NASDAQ	DWSN	Wed, Aug 28, 2013	22.66	23.64	22.66	23.17
570	NASDAQ	DWSN	Tue, Aug 27, 2013	23.80	23.80	22.63	22.69
569	NASDAQ	DWSN	Mon, Aug 26, 2013	24.20	24.29	23.69	23.91
568	NASDAQ	DWSN	Fri, Aug 23, 2013	23.11	24.37	22.86	24.14
567	NASDAQ	DWSN	Thu, Aug 22, 2013	22.97	23.57	22.83	23.17
566	NASDAQ	DWSN	Wed, Aug 21, 2013	22.57	23.33	22.46	22.86
565	NASDAQ	DWSN	Tue, Aug 20, 2013	22.83	22.91	22.57	22.66
564	NASDAQ	DWSN	Mon, Aug 19, 2013	22.77	23.09	22.77	22.89
563	NASDAQ	DWSN	Fri, Aug 16, 2013	23.40	23.40	22.29	22.94
562	NASDAQ	DWSN	Thu, Aug 15, 2013	24.43	24.51	23.56	23.57
561	NASDAQ	DWSN	Wed, Aug 14, 2013	25.34	25.49	24.20	24.71
560	NASDAQ	DWSN	Tue, Aug 13, 2013	23.54	25.71	23.54	25.29
559	NASDAQ	DWSN	Mon, Aug 12, 2013	24.17	24.17	23.40	23.69
558	NASDAQ	DWSN	Fri, Aug 9, 2013	24.34	24.49	24.00	24.23
557	NASDAQ	DWSN	Thu, Aug 8, 2013	24.74	25.49	24.37	24.51
556	NASDAQ	DWSN	Wed, Aug 7, 2013	24.86	25.00	24.41	24.77
555	NASDAQ	DWSN	Tue, Aug 6, 2013	24.97	25.11	24.00	24.86
554	NASDAQ	DWSN	Mon, Aug 5, 2013	25.37	25.49	24.89	25.00
553	NASDAQ	DWSN	Fri, Aug 2, 2013	25.89	26.74	24.57	25.31
552	NASDAQ	DWSN	Thu, Aug 1, 2013	26.03	26.20	25.80	26.11
551	NASDAQ	DWSN	Wed, Jul 31, 2013	26.57	26.63	25.57	25.63
550	NASDAQ	DWSN	Tue, Jul 30, 2013	26.71	27.06	26.20	26.43
549	NASDAQ	DWSN	Mon, Jul 29, 2013	25.69	26.83	24.29	26.71
548	NASDAQ	DWSN	Fri, Jul 26, 2013	27.06	27.06	25.69	25.69
547	NASDAQ	DWSN	Thu, Jul 25, 2013	26.34	27.14	26.29	27.06
546	NASDAQ	DWSN	Wed, Jul 24, 2013	25.23	26.46	24.60	26.29
545	NASDAQ	DWSN	Tue, Jul 23, 2013	26.86	26.86	25.23	25.29
544	NASDAQ	DWSN	Mon, Jul 22, 2013	28.14	28.57	26.37	26.91
543	NASDAQ	DWSN	Fri, Jul 19, 2013	28.23	28.60	28.03	28.26
542	NASDAQ	DWSN	Thu, Jul 18, 2013	27.14	28.46	27.00	28.17
541	NASDAQ	DWSN	Wed, Jul 17, 2013	26.06	27.11	25.83	26.97
540	NASDAQ	DWSN	Tue, Jul 16, 2013	25.74	26.06	25.46	25.66
539	NASDAQ	DWSN	Mon, Jul 15, 2013	25.46	26.11	25.46	25.66
538	NASDAQ	DWSN	Fri, Jul 12, 2013	25.51	25.71	24.57	25.29
537	NASDAQ	DWSN	Thu, Jul 11, 2013	25.77	25.83	25.17	25.66
536	NASDAQ	DWSN	Wed, Jul 10, 2013	25.80	26.04	25.40	25.60
535	NASDAQ	DWSN	Tue, Jul 9, 2013	25.46	26.25	25.37	25.74
534	NASDAQ	DWSN	Mon, Jul 8, 2013	24.91	25.57	24.77	25.43
533	NASDAQ	DWSN	Fri, Jul 5, 2013	24.14	25.29	23.89	25.11
532	NASDAQ	DWSN	Wed, Jul 3, 2013	23.97	24.31	23.54	23.71
531	NASDAQ	DWSN	Tue, Jul 2, 2013	24.66	24.71	23.71	23.91
530	NASDAQ	DWSN	Mon, Jul 1, 2013	23.54	24.71	22.80	24.57
529	NASDAQ	DWSN	Fri, Jun 28, 2013	23.23	23.57	23.09	23.49
528	NASDAQ	DWSN	Thu, Jun 27, 2013	23.03	23.77	22.86	23.43
527	NASDAQ	DWSN	Wed, Jun 26, 2013	23.23	23.46	22.40	23.00
526	NASDAQ	DWSN	Tue, Jun 25, 2013	23.23	23.31	22.89	23.11
525	NASDAQ	DWSN	Mon, Jun 24, 2013	23.51	23.51	22.89	23.03
524	NASDAQ	DWSN	Fri, Jun 21, 2013	23.49	23.74	23.14	23.71
523	NASDAQ	DWSN	Thu, Jun 20, 2013	23.20	23.71	23.20	23.37
522	NASDAQ	DWSN	Wed, Jun 19, 2013	24.31	24.34	23.20	23.69
521	NASDAQ	DWSN	Tue, Jun 18, 2013	23.86	24.57	23.71	24.43
520	NASDAQ	DWSN	Mon, Jun 17, 2013	24.20	24.69	23.63	23.97
519	NASDAQ	DWSN	Fri, Jun 14, 2013	24.03	24.43	24.03	24.03
518	NASDAQ	DWSN	Thu, Jun 13, 2013	23.80	24.31	23.63	24.23
517	NASDAQ	DWSN	Wed, Jun 12, 2013	24.00	24.04	23.31	23.71
516	NASDAQ	DWSN	Tue, Jun 11, 2013	23.66	24.11	23.34	23.91
515	NASDAQ	DWSN	Mon, Jun 10, 2013	24.51	24.51	23.80	24.11
514	NASDAQ	DWSN	Fri, Jun 7, 2013	24.37	24.66	24.14	24.49
513	NASDAQ	DWSN	Thu, Jun 6, 2013	23.86	24.17	23.60	24.11
512	NASDAQ	DWSN	Wed, Jun 5, 2013	24.00	24.37	23.67	23.86
511	NASDAQ	DWSN	Tue, Jun 4, 2013	24.11	24.37	23.60	24.09
510	NASDAQ	DWSN	Mon, Jun 3, 2013	24.09	24.26	23.71	24.09
509	NASDAQ	DWSN	Fri, May 31, 2013	24.80	25.00	23.60	24.09
508	NASDAQ	DWSN	Thu, May 30, 2013	25.23	25.37	24.82	24.91
507	NASDAQ	DWSN	Wed, May 29, 2013	25.26	25.46	25.17	25.31
506	NASDAQ	DWSN	Tue, May 28, 2013	25.91	25.91	25.20	25.57
505	NASDAQ	DWSN	Fri, May 24, 2013	25.57	25.74	25.23	25.71
504	NASDAQ	DWSN	Thu, May 23, 2013	25.09	25.71	25.09	25.57
503	NASDAQ	DWSN	Wed, May 22, 2013	25.63	25.97	25.11	25.17
502	NASDAQ	DWSN	Tue, May 21, 2013	25.60	25.97	25.20	25.49
501	NASDAQ	DWSN	Mon, May 20, 2013	25.63	26.29	25.43	25.86
500	NASDAQ	DWSN	Fri, May 17, 2013	26.00	26.14	25.34	25.83
499	NASDAQ	DWSN	Thu, May 16, 2013	25.77	26.20	25.77	26.00
498	NASDAQ	DWSN	Wed, May 15, 2013	25.89	26.09	25.74	25.86
497	NASDAQ	DWSN	Tue, May 14, 2013	25.94	26.26	25.80	26.09
496	NASDAQ	DWSN	Mon, May 13, 2013	25.69	26.26	25.49	26.03
495	NASDAQ	DWSN	Fri, May 10, 2013	25.91	26.03	25.59	25.83
494	NASDAQ	DWSN	Thu, May 9, 2013	25.03	26.06	24.89	25.91
493	NASDAQ	DWSN	Wed, May 8, 2013	25.14	25.17	24.94	25.00
492	NASDAQ	DWSN	Tue, May 7, 2013	25.26	25.54	25.06	25.20
491	NASDAQ	DWSN	Mon, May 6, 2013	25.23	25.69	24.94	25.09
490	NASDAQ	DWSN	Fri, May 3, 2013	25.31	25.77	24.94	25.11
489	NASDAQ	DWSN	Thu, May 2, 2013	24.66	25.60	24.48	24.86
488	NASDAQ	DWSN	Wed, May 1, 2013	25.11	25.49	24.34	24.37
487	NASDAQ	DWSN	Tue, Apr 30, 2013	24.91	25.74	24.03	25.34
486	NASDAQ	DWSN	Mon, Apr 29, 2013	23.14	24.74	22.06	24.23
485	NASDAQ	DWSN	Fri, Apr 26, 2013	26.11	27.17	26.11	26.43
484	NASDAQ	DWSN	Thu, Apr 25, 2013	24.98	26.12	24.93	25.90
483	NASDAQ	DWSN	Wed, Apr 24, 2013	25.09	25.25	24.98	25.01
482	NASDAQ	DWSN	Tue, Apr 23, 2013	24.93	25.20	24.71	25.20
481	NASDAQ	DWSN	Mon, Apr 22, 2013	25.28	25.28	24.24	24.54
480	NASDAQ	DWSN	Fri, Apr 19, 2013	24.65	25.41	24.63	25.06
479	NASDAQ	DWSN	Thu, Apr 18, 2013	24.68	24.90	24.11	24.52
478	NASDAQ	DWSN	Wed, Apr 17, 2013	25.50	25.50	24.44	24.49
477	NASDAQ	DWSN	Tue, Apr 16, 2013	25.74	25.96	25.06	25.77
476	NASDAQ	DWSN	Mon, Apr 15, 2013	25.82	26.10	25.28	25.41
475	NASDAQ	DWSN	Fri, Apr 12, 2013	26.48	26.50	25.61	26.26
474	NASDAQ	DWSN	Thu, Apr 11, 2013	26.20	27.07	26.45	26.50
473	NASDAQ	DWSN	Wed, Apr 10, 2013	25.58	26.34	25.44	26.20
472	NASDAQ	DWSN	Tue, Apr 9, 2013	25.41	26.04	25.28	25.61
471	NASDAQ	DWSN	Mon, Apr 8, 2013	25.01	25.63	24.76	25.31
470	NASDAQ	DWSN	Fri, Apr 5, 2013	23.81	25.22	23.62	25.12
469	NASDAQ	DWSN	Thu, Apr 4, 2013	24.63	24.65	23.21	24.30
468	NASDAQ	DWSN	Wed, Apr 3, 2013	26.12	26.15	24.22	24.46
467	NASDAQ	DWSN	Tue, Apr 2, 2013	26.67	26.72	26.12	26.15
466	NASDAQ	DWSN	Mon, Apr 1, 2013	27.10	27.10	26.12	26.56
465	NASDAQ	DWSN	Thu, Mar 28, 2013	27.21	27.21	26.88	26.94
464	NASDAQ	DWSN	Wed, Mar 27, 2013	27.18	27.21	26.94	27.16
463	NASDAQ	DWSN	Tue, Mar 26, 2013	27.21	27.24	26.88	27.21
462	NASDAQ	DWSN	Mon, Mar 25, 2013	27.05	27.52	26.86	27.16
461	NASDAQ	DWSN	Fri, Mar 22, 2013	27.43	27.78	26.91	27.05
460	NASDAQ	DWSN	Thu, Mar 21, 2013	26.86	27.48	26.53	27.43
459	NASDAQ	DWSN	Wed, Mar 20, 2013	27.62	27.86	27.05	27.27
458	NASDAQ	DWSN	Tue, Mar 19, 2013	27.54	27.95	27.07	27.59
457	NASDAQ	DWSN	Mon, Mar 18, 2013	27.21	27.65	26.53	27.35
456	NASDAQ	DWSN	Fri, Mar 15, 2013	28.35	28.35	27.48	27.67
455	NASDAQ	DWSN	Thu, Mar 14, 2013	28.16	28.38	27.29	28.27
454	NASDAQ	DWSN	Wed, Mar 13, 2013	28.11	28.11	27.54	27.78
453	NASDAQ	DWSN	Tue, Mar 12, 2013	27.78	28.24	27.76	27.95
452	NASDAQ	DWSN	Mon, Mar 11, 2013	27.73	28.08	27.48	27.92
451	NASDAQ	DWSN	Fri, Mar 8, 2013	27.78	27.86	27.35	27.81
450	NASDAQ	DWSN	Thu, Mar 7, 2013	26.94	27.81	26.61	27.62
449	NASDAQ	DWSN	Wed, Mar 6, 2013	27.54	27.54	26.78	27.05
448	NASDAQ	DWSN	Tue, Mar 5, 2013	27.02	27.65	26.67	27.56
447	NASDAQ	DWSN	Mon, Mar 4, 2013	26.67	26.91	26.26	26.83
446	NASDAQ	DWSN	Fri, Mar 1, 2013	25.88	26.80	25.03	26.69
445	NASDAQ	DWSN	Thu, Feb 28, 2013	25.77	26.52	25.41	26.04
444	NASDAQ	DWSN	Wed, Feb 27, 2013	25.36	25.93	25.20	25.80
443	NASDAQ	DWSN	Tue, Feb 26, 2013	25.31	25.82	24.93	25.28
442	NASDAQ	DWSN	Mon, Feb 25, 2013	24.90	25.74	22.80	25.14
441	NASDAQ	DWSN	Fri, Feb 22, 2013	24.41	25.31	24.41	25.03
440	NASDAQ	DWSN	Thu, Feb 21, 2013	24.22	24.49	23.48	24.24
439	NASDAQ	DWSN	Wed, Feb 20, 2013	25.69	25.77	24.49	24.60
438	NASDAQ	DWSN	Tue, Feb 19, 2013	26.12	26.37	25.66	25.74
437	NASDAQ	DWSN	Fri, Feb 15, 2013	26.50	26.75	25.65	26.12
436	NASDAQ	DWSN	Thu, Feb 14, 2013	25.55	26.42	25.55	26.26
435	NASDAQ	DWSN	Wed, Feb 13, 2013	26.37	26.84	25.58	25.61
434	NASDAQ	DWSN	Tue, Feb 12, 2013	25.09	26.29	25.09	26.26
433	NASDAQ	DWSN	Mon, Feb 11, 2013	25.33	25.44	24.63	25.03
432	NASDAQ	DWSN	Fri, Feb 8, 2013	24.14	25.39	24.14	25.33
431	NASDAQ	DWSN	Thu, Feb 7, 2013	24.57	24.68	24.14	24.19
430	NASDAQ	DWSN	Wed, Feb 6, 2013	24.63	24.68	24.39	24.65
429	NASDAQ	DWSN	Tue, Feb 5, 2013	24.73	24.87	24.24	24.71
428	NASDAQ	DWSN	Mon, Feb 4, 2013	24.41	24.76	24.38	24.54
427	NASDAQ	DWSN	Fri, Feb 1, 2013	24.76	24.76	24.46	24.57
426	NASDAQ	DWSN	Thu, Jan 31, 2013	24.60	25.12	24.49	24.76
425	NASDAQ	DWSN	Wed, Jan 30, 2013	24.79	24.79	24.46	24.57
424	NASDAQ	DWSN	Tue, Jan 29, 2013	24.68	24.79	24.38	24.79
423	NASDAQ	DWSN	Mon, Jan 28, 2013	25.09	25.17	24.30	24.65
422	NASDAQ	DWSN	Fri, Jan 25, 2013	23.97	25.17	23.97	24.95
421	NASDAQ	DWSN	Thu, Jan 24, 2013	24.14	24.30	23.80	23.97
420	NASDAQ	DWSN	Wed, Jan 23, 2013	23.97	24.33	23.13	24.08
419	NASDAQ	DWSN	Tue, Jan 22, 2013	24.46	24.46	23.59	23.97
418	NASDAQ	DWSN	Fri, Jan 18, 2013	23.18	24.69	23.10	24.41
417	NASDAQ	DWSN	Thu, Jan 17, 2013	22.48	23.37	22.42	23.16
416	NASDAQ	DWSN	Wed, Jan 16, 2013	22.59	22.59	22.31	22.48
415	NASDAQ	DWSN	Tue, Jan 15, 2013	22.01	22.67	22.01	22.56
414	NASDAQ	DWSN	Mon, Jan 14, 2013	23.13	23.13	21.90	22.23
413	NASDAQ	DWSN	Fri, Jan 11, 2013	22.78	23.13	22.34	23.05
412	NASDAQ	DWSN	Thu, Jan 10, 2013	22.88	22.88	22.04	22.69
411	NASDAQ	DWSN	Wed, Jan 9, 2013	22.88	23.10	22.45	22.59
410	NASDAQ	DWSN	Tue, Jan 8, 2013	22.04	23.02	21.96	22.94
409	NASDAQ	DWSN	Mon, Jan 7, 2013	22.18	22.29	21.90	21.99
408	NASDAQ	DWSN	Fri, Jan 4, 2013	22.37	22.64	22.04	22.15
407	NASDAQ	DWSN	Thu, Jan 3, 2013	23.29	23.71	22.04	22.20
406	NASDAQ	DWSN	Wed, Jan 2, 2013	22.86	23.73	22.67	23.40
405	NASDAQ	DWSN	Mon, Dec 31, 2012	21.80	22.37	21.80	22.29
404	NASDAQ	DWSN	Fri, Dec 28, 2012	22.04	22.29	21.80	21.90
403	NASDAQ	DWSN	Thu, Dec 27, 2012	22.50	22.69	21.77	22.29
402	NASDAQ	DWSN	Wed, Dec 26, 2012	22.64	22.86	22.48	22.53
401	NASDAQ	DWSN	Mon, Dec 24, 2012	22.61	22.61	22.48	22.61
400	NASDAQ	DWSN	Fri, Dec 21, 2012	22.50	22.83	22.45	22.72
399	NASDAQ	DWSN	Thu, Dec 20, 2012	21.96	22.86	21.88	22.69
398	NASDAQ	DWSN	Wed, Dec 19, 2012	22.83	22.83	21.01	22.10
397	NASDAQ	DWSN	Tue, Dec 18, 2012	21.50	22.86	21.06	22.83
396	NASDAQ	DWSN	Mon, Dec 17, 2012	20.35	21.74	20.24	21.63
395	NASDAQ	DWSN	Fri, Dec 14, 2012	19.92	20.52	19.73	20.46
394	NASDAQ	DWSN	Thu, Dec 13, 2012	19.48	20.08	19.21	20.00
393	NASDAQ	DWSN	Wed, Dec 12, 2012	19.97	20.19	19.40	19.78
392	NASDAQ	DWSN	Tue, Dec 11, 2012	19.35	19.97	19.32	19.84
391	NASDAQ	DWSN	Mon, Dec 10, 2012	19.48	19.65	19.13	19.37
390	NASDAQ	DWSN	Fri, Dec 7, 2012	19.92	20.00	19.21	19.56
389	NASDAQ	DWSN	Thu, Dec 6, 2012	20.46	20.57	19.13	19.76
388	NASDAQ	DWSN	Wed, Dec 5, 2012	21.55	21.69	20.24	20.44
387	NASDAQ	DWSN	Tue, Dec 4, 2012	21.80	22.07	20.86	21.39
386	NASDAQ	DWSN	Mon, Dec 3, 2012	22.12	22.31	21.50	21.66
385	NASDAQ	DWSN	Fri, Nov 30, 2012	21.14	21.93	20.84	21.88
384	NASDAQ	DWSN	Thu, Nov 29, 2012	20.24	21.25	20.24	21.03
383	NASDAQ	DWSN	Wed, Nov 28, 2012	19.67	20.08	19.40	20.03
382	NASDAQ	DWSN	Tue, Nov 27, 2012	19.86	20.08	19.41	19.95
381	NASDAQ	DWSN	Mon, Nov 26, 2012	18.80	20.00	18.80	19.95
380	NASDAQ	DWSN	Fri, Nov 23, 2012	19.07	19.18	18.78	19.02
379	NASDAQ	DWSN	Wed, Nov 21, 2012	18.59	19.24	18.26	19.10
378	NASDAQ	DWSN	Tue, Nov 20, 2012	18.78	18.78	18.01	18.42
377	NASDAQ	DWSN	Mon, Nov 19, 2012	17.71	18.82	17.71	18.72
376	NASDAQ	DWSN	Fri, Nov 16, 2012	18.04	18.04	17.14	17.58
375	NASDAQ	DWSN	Thu, Nov 15, 2012	18.59	18.91	18.01	18.10
374	NASDAQ	DWSN	Wed, Nov 14, 2012	18.64	18.67	18.29	18.45
373	NASDAQ	DWSN	Tue, Nov 13, 2012	18.37	19.07	18.37	18.64
372	NASDAQ	DWSN	Mon, Nov 12, 2012	19.37	19.56	18.26	18.61
371	NASDAQ	DWSN	Fri, Nov 9, 2012	20.03	20.27	19.27	19.29
370	NASDAQ	DWSN	Thu, Nov 8, 2012	20.87	21.25	20.30	20.38
369	NASDAQ	DWSN	Wed, Nov 7, 2012	21.09	21.47	19.56	20.82
368	NASDAQ	DWSN	Tue, Nov 6, 2012	19.95	21.61	19.86	21.41
367	NASDAQ	DWSN	Mon, Nov 5, 2012	19.62	20.00	19.46	19.76
366	NASDAQ	DWSN	Fri, Nov 2, 2012	19.07	19.73	18.67	19.54
365	NASDAQ	DWSN	Thu, Nov 1, 2012	20.14	20.14	18.50	19.10
364	NASDAQ	DWSN	Wed, Oct 31, 2012	19.37	20.08	19.32	20.03
363	NASDAQ	DWSN	Fri, Oct 26, 2012	18.69	19.65	18.69	19.59
362	NASDAQ	DWSN	Thu, Oct 25, 2012	19.46	19.62	18.64	18.86
361	NASDAQ	DWSN	Wed, Oct 24, 2012	19.89	19.89	19.27	19.35
360	NASDAQ	DWSN	Tue, Oct 23, 2012	19.70	19.73	18.53	19.67
359	NASDAQ	DWSN	Mon, Oct 22, 2012	20.63	20.76	19.54	20.16
358	NASDAQ	DWSN	Fri, Oct 19, 2012	21.77	21.82	20.73	20.84
357	NASDAQ	DWSN	Thu, Oct 18, 2012	21.22	22.07	21.22	21.80
356	NASDAQ	DWSN	Wed, Oct 17, 2012	20.38	21.28	20.38	21.22
355	NASDAQ	DWSN	Tue, Oct 16, 2012	19.54	20.46	19.48	20.38
354	NASDAQ	DWSN	Mon, Oct 15, 2012	19.13	19.54	19.13	19.48
353	NASDAQ	DWSN	Fri, Oct 12, 2012	18.97	19.35	18.96	19.13
352	NASDAQ	DWSN	Thu, Oct 11, 2012	19.27	19.27	19.05	19.07
351	NASDAQ	DWSN	Wed, Oct 10, 2012	19.48	19.48	18.97	19.05
350	NASDAQ	DWSN	Tue, Oct 9, 2012	19.65	19.81	19.48	19.48
349	NASDAQ	DWSN	Mon, Oct 8, 2012	19.76	19.78	19.46	19.54
348	NASDAQ	DWSN	Fri, Oct 5, 2012	20.16	20.27	19.81	19.92
347	NASDAQ	DWSN	Thu, Oct 4, 2012	19.97	20.35	19.89	20.05
346	NASDAQ	DWSN	Wed, Oct 3, 2012	19.97	20.08	19.78	19.89
345	NASDAQ	DWSN	Tue, Oct 2, 2012	19.92	20.08	19.62	19.92
344	NASDAQ	DWSN	Mon, Oct 1, 2012	19.56	20.05	19.46	19.78
343	NASDAQ	DWSN	Fri, Sep 28, 2012	19.35	19.73	19.35	19.59
342	NASDAQ	DWSN	Thu, Sep 27, 2012	19.46	19.62	19.24	19.51
341	NASDAQ	DWSN	Wed, Sep 26, 2012	19.32	19.43	19.05	19.32
340	NASDAQ	DWSN	Tue, Sep 25, 2012	19.59	20.03	19.06	19.29
339	NASDAQ	DWSN	Mon, Sep 24, 2012	18.97	19.51	18.42	19.40
338	NASDAQ	DWSN	Fri, Sep 21, 2012	18.72	19.27	18.72	19.16
337	NASDAQ	DWSN	Thu, Sep 20, 2012	18.39	18.86	18.37	18.45
336	NASDAQ	DWSN	Wed, Sep 19, 2012	18.91	18.91	18.37	18.64
335	NASDAQ	DWSN	Tue, Sep 18, 2012	18.61	19.02	18.45	18.86
334	NASDAQ	DWSN	Mon, Sep 17, 2012	18.20	18.61	18.10	18.56
333	NASDAQ	DWSN	Fri, Sep 14, 2012	17.85	18.56	17.44	18.45
332	NASDAQ	DWSN	Thu, Sep 13, 2012	17.80	18.10	17.44	17.74
331	NASDAQ	DWSN	Wed, Sep 12, 2012	17.93	17.93	17.61	17.82
330	NASDAQ	DWSN	Tue, Sep 11, 2012	16.87	17.63	16.79	17.61
329	NASDAQ	DWSN	Mon, Sep 10, 2012	16.33	17.25	16.22	16.95
328	NASDAQ	DWSN	Fri, Sep 7, 2012	17.90	18.20	17.63	18.01
327	NASDAQ	DWSN	Thu, Sep 6, 2012	17.01	17.90	16.46	17.88
326	NASDAQ	DWSN	Wed, Sep 5, 2012	16.84	16.98	16.41	16.93
325	NASDAQ	DWSN	Tue, Sep 4, 2012	16.63	17.09	16.22	16.93
324	NASDAQ	DWSN	Fri, Aug 31, 2012	16.41	16.60	16.27	16.60
323	NASDAQ	DWSN	Thu, Aug 30, 2012	16.38	16.46	16.19	16.22
322	NASDAQ	DWSN	Wed, Aug 29, 2012	16.63	16.70	16.35	16.54
321	NASDAQ	DWSN	Tue, Aug 28, 2012	16.30	16.60	16.27	16.57
320	NASDAQ	DWSN	Mon, Aug 27, 2012	16.63	16.68	16.27	16.38
319	NASDAQ	DWSN	Fri, Aug 24, 2012	16.76	16.92	16.47	16.68
318	NASDAQ	DWSN	Thu, Aug 23, 2012	17.06	17.12	16.65	16.84
317	NASDAQ	DWSN	Wed, Aug 22, 2012	18.42	18.42	16.95	17.09
316	NASDAQ	DWSN	Tue, Aug 21, 2012	18.34	18.64	17.96	18.50
315	NASDAQ	DWSN	Mon, Aug 20, 2012	18.75	18.75	17.96	18.29
314	NASDAQ	DWSN	Fri, Aug 17, 2012	17.55	19.67	17.55	18.88
313	NASDAQ	DWSN	Thu, Aug 16, 2012	17.41	17.69	17.22	17.63
312	NASDAQ	DWSN	Wed, Aug 15, 2012	17.22	17.44	16.98	17.41
311	NASDAQ	DWSN	Tue, Aug 14, 2012	17.31	17.50	17.06	17.31
310	NASDAQ	DWSN	Mon, Aug 13, 2012	17.66	17.66	17.03	17.31
309	NASDAQ	DWSN	Fri, Aug 10, 2012	17.61	17.96	16.98	17.66
308	NASDAQ	DWSN	Thu, Aug 9, 2012	16.46	17.74	16.46	17.58
307	NASDAQ	DWSN	Wed, Aug 8, 2012	16.14	16.60	16.11	16.52
306	NASDAQ	DWSN	Tue, Aug 7, 2012	16.49	16.68	16.05	16.33
305	NASDAQ	DWSN	Mon, Aug 6, 2012	15.48	17.14	15.13	16.49
304	NASDAQ	DWSN	Fri, Aug 3, 2012	17.12	17.31	16.33	16.84
303	NASDAQ	DWSN	Thu, Aug 2, 2012	17.14	17.22	16.33	16.87
302	NASDAQ	DWSN	Wed, Aug 1, 2012	19.05	19.10	17.17	17.20
301	NASDAQ	DWSN	Tue, Jul 31, 2012	19.89	20.35	18.72	18.99
300	NASDAQ	DWSN	Mon, Jul 30, 2012	18.12	21.69	14.31	20.03
299	NASDAQ	DWSN	Fri, Jul 27, 2012	24.46	24.63	23.84	24.16
298	NASDAQ	DWSN	Thu, Jul 26, 2012	25.01	25.20	24.14	24.27
297	NASDAQ	DWSN	Wed, Jul 25, 2012	24.90	25.25	23.81	24.57
296	NASDAQ	DWSN	Tue, Jul 24, 2012	26.56	26.56	24.65	24.79
295	NASDAQ	DWSN	Mon, Jul 23, 2012	26.37	26.99	25.63	26.45
294	NASDAQ	DWSN	Fri, Jul 20, 2012	27.37	27.92	26.80	26.83
293	NASDAQ	DWSN	Thu, Jul 19, 2012	28.08	28.32	27.48	27.51
292	NASDAQ	DWSN	Wed, Jul 18, 2012	28.00	28.50	27.46	27.86
291	NASDAQ	DWSN	Tue, Jul 17, 2012	27.86	28.35	26.97	28.00
290	NASDAQ	DWSN	Mon, Jul 16, 2012	27.40	27.81	26.94	27.67
289	NASDAQ	DWSN	Fri, Jul 13, 2012	26.80	28.30	26.78	27.40
288	NASDAQ	DWSN	Thu, Jul 12, 2012	27.76	27.76	26.39	26.86
287	NASDAQ	DWSN	Wed, Jul 11, 2012	27.16	28.33	26.69	27.97
286	NASDAQ	DWSN	Tue, Jul 10, 2012	28.05	28.24	26.72	26.94
285	NASDAQ	DWSN	Mon, Jul 9, 2012	27.97	28.22	27.48	27.97
284	NASDAQ	DWSN	Fri, Jul 6, 2012	27.89	28.24	27.49	28.08
283	NASDAQ	DWSN	Thu, Jul 5, 2012	28.46	28.49	27.56	28.27
282	NASDAQ	DWSN	Tue, Jul 3, 2012	28.08	28.71	27.84	28.46
281	NASDAQ	DWSN	Mon, Jul 2, 2012	26.50	28.03	26.07	27.92
280	NASDAQ	DWSN	Fri, Jun 29, 2012	26.48	26.99	25.82	26.42
279	NASDAQ	DWSN	Thu, Jun 28, 2012	25.55	26.18	24.76	25.85
278	NASDAQ	DWSN	Wed, Jun 27, 2012	24.49	26.15	24.49	25.82
277	NASDAQ	DWSN	Tue, Jun 26, 2012	24.90	25.36	23.95	24.24
276	NASDAQ	DWSN	Mon, Jun 25, 2012	24.52	24.93	23.37	24.93
275	NASDAQ	DWSN	Fri, Jun 22, 2012	24.76	25.01	24.22	24.68
274	NASDAQ	DWSN	Thu, Jun 21, 2012	26.75	27.48	24.57	24.71
273	NASDAQ	DWSN	Wed, Jun 20, 2012	28.41	28.46	26.69	27.07
272	NASDAQ	DWSN	Tue, Jun 19, 2012	27.51	28.41	27.21	28.41
271	NASDAQ	DWSN	Mon, Jun 18, 2012	27.21	27.70	26.64	27.10
270	NASDAQ	DWSN	Fri, Jun 15, 2012	26.91	27.43	26.83	27.10
269	NASDAQ	DWSN	Thu, Jun 14, 2012	27.16	28.08	26.58	26.72
268	NASDAQ	DWSN	Wed, Jun 13, 2012	27.27	27.37	26.61	26.86
267	NASDAQ	DWSN	Tue, Jun 12, 2012	27.07	27.40	26.15	27.18
266	NASDAQ	DWSN	Mon, Jun 11, 2012	27.29	27.43	26.39	26.88
265	NASDAQ	DWSN	Fri, Jun 8, 2012	26.10	26.12	25.44	25.71
264	NASDAQ	DWSN	Thu, Jun 7, 2012	26.50	26.59	25.58	26.20
263	NASDAQ	DWSN	Wed, Jun 6, 2012	25.44	26.37	25.44	25.93
262	NASDAQ	DWSN	Tue, Jun 5, 2012	24.57	25.47	24.57	25.22
261	NASDAQ	DWSN	Mon, Jun 4, 2012	24.49	25.36	24.11	24.46
260	NASDAQ	DWSN	Fri, Jun 1, 2012	25.01	25.01	23.32	23.65
259	NASDAQ	DWSN	Thu, May 31, 2012	24.54	25.74	23.67	25.50
258	NASDAQ	DWSN	Wed, May 30, 2012	25.58	25.66	24.46	24.48
257	NASDAQ	DWSN	Tue, May 29, 2012	25.36	26.67	25.36	25.85
256	NASDAQ	DWSN	Fri, May 25, 2012	25.28	25.58	24.98	25.33
255	NASDAQ	DWSN	Thu, May 24, 2012	24.84	25.55	24.19	25.36
254	NASDAQ	DWSN	Wed, May 23, 2012	25.31	25.31	24.08	24.84
253	NASDAQ	DWSN	Tue, May 22, 2012	25.80	26.45	25.25	25.47
252	NASDAQ	DWSN	Mon, May 21, 2012	24.93	25.85	24.71	25.77
251	NASDAQ	DWSN	Fri, May 18, 2012	25.22	25.25	24.63	24.93
250	NASDAQ	DWSN	Thu, May 17, 2012	26.59	27.24	24.82	25.20
249	NASDAQ	DWSN	Wed, May 16, 2012	27.62	28.19	26.12	26.67
248	NASDAQ	DWSN	Tue, May 15, 2012	27.21	28.03	27.16	27.67
247	NASDAQ	DWSN	Mon, May 14, 2012	27.07	27.56	26.37	27.02
246	NASDAQ	DWSN	Fri, May 11, 2012	28.57	28.65	27.16	27.40
245	NASDAQ	DWSN	Thu, May 10, 2012	28.84	28.98	28.52	28.76
244	NASDAQ	DWSN	Wed, May 9, 2012	28.44	28.93	28.24	28.52
243	NASDAQ	DWSN	Tue, May 8, 2012	29.03	29.31	28.16	28.90
242	NASDAQ	DWSN	Mon, May 7, 2012	28.49	29.41	28.11	29.06
241	NASDAQ	DWSN	Fri, May 4, 2012	28.16	28.82	27.54	28.46
240	NASDAQ	DWSN	Thu, May 3, 2012	30.67	30.78	28.04	28.44
239	NASDAQ	DWSN	Wed, May 2, 2012	31.48	31.48	29.99	30.83
238	NASDAQ	DWSN	Tue, May 1, 2012	31.24	31.70	30.61	31.43
237	NASDAQ	DWSN	Mon, Apr 30, 2012	30.23	32.24	29.96	31.05
236	NASDAQ	DWSN	Fri, Apr 27, 2012	25.99	27.24	25.99	27.24
235	NASDAQ	DWSN	Thu, Apr 26, 2012	25.31	26.77	25.20	26.07
234	NASDAQ	DWSN	Wed, Apr 25, 2012	25.09	25.42	24.33	24.98
233	NASDAQ	DWSN	Tue, Apr 24, 2012	24.15	25.19	24.00	24.85
232	NASDAQ	DWSN	Mon, Apr 23, 2012	23.63	24.41	23.58	24.15
231	NASDAQ	DWSN	Fri, Apr 20, 2012	24.72	24.72	23.97	24.05
230	NASDAQ	DWSN	Thu, Apr 19, 2012	24.80	24.93	24.17	24.23
229	NASDAQ	DWSN	Wed, Apr 18, 2012	24.77	25.11	24.62	24.72
228	NASDAQ	DWSN	Tue, Apr 17, 2012	24.52	25.34	24.52	24.80
227	NASDAQ	DWSN	Mon, Apr 16, 2012	24.08	25.47	23.95	24.36
226	NASDAQ	DWSN	Fri, Apr 13, 2012	24.39	24.39	24.02	24.18
225	NASDAQ	DWSN	Thu, Apr 12, 2012	23.56	24.88	23.56	24.33
224	NASDAQ	DWSN	Wed, Apr 11, 2012	24.05	24.08	22.83	23.61
223	NASDAQ	DWSN	Tue, Apr 10, 2012	25.81	25.99	23.82	24.00
222	NASDAQ	DWSN	Mon, Apr 9, 2012	25.29	26.17	24.75	25.86
221	NASDAQ	DWSN	Thu, Apr 5, 2012	25.24	26.12	25.19	25.55
220	NASDAQ	DWSN	Wed, Apr 4, 2012	26.28	26.28	25.34	25.47
219	NASDAQ	DWSN	Tue, Apr 3, 2012	26.36	26.74	25.66	26.67
218	NASDAQ	DWSN	Mon, Apr 2, 2012	25.42	26.69	25.17	26.36
217	NASDAQ	DWSN	Fri, Mar 30, 2012	25.86	26.04	25.16	25.71
216	NASDAQ	DWSN	Thu, Mar 29, 2012	25.03	25.92	24.18	25.66
215	NASDAQ	DWSN	Wed, Mar 28, 2012	25.94	25.94	24.62	25.01
214	NASDAQ	DWSN	Tue, Mar 27, 2012	27.08	27.08	25.97	26.10
213	NASDAQ	DWSN	Mon, Mar 26, 2012	27.21	27.21	27.08	27.08
212	NASDAQ	DWSN	Fri, Mar 23, 2012	26.43	26.95	26.43	26.95
211	NASDAQ	DWSN	Thu, Mar 22, 2012	26.87	26.90	25.68	26.43
210	NASDAQ	DWSN	Wed, Mar 21, 2012	26.59	27.20	25.97	26.93
209	NASDAQ	DWSN	Tue, Mar 20, 2012	26.54	27.08	26.36	26.67
208	NASDAQ	DWSN	Mon, Mar 19, 2012	27.26	27.26	25.42	26.80
207	NASDAQ	DWSN	Fri, Mar 16, 2012	28.27	28.27	26.64	27.34
206	NASDAQ	DWSN	Thu, Mar 15, 2012	28.22	28.51	27.76	27.99
205	NASDAQ	DWSN	Wed, Mar 14, 2012	27.63	28.66	27.63	28.07
204	NASDAQ	DWSN	Tue, Mar 13, 2012	27.96	28.14	27.34	27.65
203	NASDAQ	DWSN	Mon, Mar 12, 2012	27.83	28.17	27.55	27.68
202	NASDAQ	DWSN	Fri, Mar 9, 2012	27.47	28.27	27.34	27.63
201	NASDAQ	DWSN	Thu, Mar 8, 2012	27.11	27.63	26.64	27.34
200	NASDAQ	DWSN	Wed, Mar 7, 2012	27.42	27.73	26.12	26.93
199	NASDAQ	DWSN	Tue, Mar 6, 2012	26.87	27.39	25.66	27.11
198	NASDAQ	DWSN	Mon, Mar 5, 2012	26.54	27.42	26.30	27.34
197	NASDAQ	DWSN	Fri, Mar 2, 2012	27.11	27.47	26.28	26.54
196	NASDAQ	DWSN	Thu, Mar 1, 2012	26.15	27.16	26.15	27.12
195	NASDAQ	DWSN	Wed, Feb 29, 2012	25.45	26.93	25.01	26.28
194	NASDAQ	DWSN	Tue, Feb 28, 2012	28.14	28.14	25.24	25.53
193	NASDAQ	DWSN	Mon, Feb 27, 2012	24.33	28.22	24.10	27.24
192	NASDAQ	DWSN	Fri, Feb 24, 2012	24.26	24.36	23.32	23.40
191	NASDAQ	DWSN	Thu, Feb 23, 2012	24.13	24.52	24.10	24.23
190	NASDAQ	DWSN	Wed, Feb 22, 2012	22.29	24.31	22.29	23.92
189	NASDAQ	DWSN	Tue, Feb 21, 2012	21.77	22.55	21.77	22.29
188	NASDAQ	DWSN	Fri, Feb 17, 2012	21.61	21.82	21.54	21.77
187	NASDAQ	DWSN	Thu, Feb 16, 2012	21.64	21.79	19.95	21.61
186	NASDAQ	DWSN	Wed, Feb 15, 2012	21.74	22.16	21.12	21.67
185	NASDAQ	DWSN	Tue, Feb 14, 2012	22.65	22.81	21.37	21.64
184	NASDAQ	DWSN	Mon, Feb 13, 2012	22.62	23.01	22.55	22.65
183	NASDAQ	DWSN	Fri, Feb 10, 2012	22.52	22.73	21.28	22.62
182	NASDAQ	DWSN	Thu, Feb 9, 2012	22.26	22.81	22.08	22.81
181	NASDAQ	DWSN	Wed, Feb 8, 2012	21.17	22.29	20.91	22.18
180	NASDAQ	DWSN	Tue, Feb 7, 2012	20.68	21.22	19.88	21.22
179	NASDAQ	DWSN	Mon, Feb 6, 2012	19.95	20.81	19.95	20.73
178	NASDAQ	DWSN	Fri, Feb 3, 2012	19.80	20.01	18.53	19.95
177	NASDAQ	DWSN	Thu, Feb 2, 2012	20.27	20.40	19.00	19.64
176	NASDAQ	DWSN	Wed, Feb 1, 2012	21.35	21.35	19.93	20.27
175	NASDAQ	DWSN	Tue, Jan 31, 2012	21.82	21.82	21.02	21.15
174	NASDAQ	DWSN	Mon, Jan 30, 2012	21.30	21.63	20.99	21.54
173	NASDAQ	DWSN	Fri, Jan 27, 2012	21.85	22.00	21.22	21.82
172	NASDAQ	DWSN	Thu, Jan 26, 2012	22.65	23.09	21.77	21.85
171	NASDAQ	DWSN	Wed, Jan 25, 2012	21.77	22.55	21.77	22.29
170	NASDAQ	DWSN	Tue, Jan 24, 2012	21.12	22.03	20.99	21.82
169	NASDAQ	DWSN	Mon, Jan 23, 2012	21.67	22.11	20.94	21.30
168	NASDAQ	DWSN	Fri, Jan 20, 2012	22.42	22.55	20.99	21.28
167	NASDAQ	DWSN	Thu, Jan 19, 2012	22.39	22.55	22.11	22.52
166	NASDAQ	DWSN	Wed, Jan 18, 2012	22.16	22.39	21.74	22.21
165	NASDAQ	DWSN	Tue, Jan 17, 2012	21.59	22.23	21.37	22.16
164	NASDAQ	DWSN	Fri, Jan 13, 2012	20.97	21.67	20.65	21.22
163	NASDAQ	DWSN	Thu, Jan 12, 2012	20.73	21.46	20.60	21.04
162	NASDAQ	DWSN	Wed, Jan 11, 2012	19.23	20.71	19.10	20.52
161	NASDAQ	DWSN	Tue, Jan 10, 2012	18.70	19.44	18.68	19.25
160	NASDAQ	DWSN	Mon, Jan 9, 2012	18.68	18.74	18.32	18.56
159	NASDAQ	DWSN	Fri, Jan 6, 2012	18.66	19.25	18.66	18.74
158	NASDAQ	DWSN	Thu, Jan 5, 2012	18.20	18.92	18.17	18.56
157	NASDAQ	DWSN	Wed, Jan 4, 2012	18.30	18.48	18.04	18.37
156	NASDAQ	DWSN	Tue, Jan 3, 2012	18.92	19.23	18.32	18.48
155	NASDAQ	DWSN	Fri, Dec 30, 2011	18.11	19.00	18.04	18.50
154	NASDAQ	DWSN	Thu, Dec 29, 2011	18.37	18.71	17.93	18.24
153	NASDAQ	DWSN	Wed, Dec 28, 2011	18.43	18.66	18.22	18.61
152	NASDAQ	DWSN	Tue, Dec 27, 2011	19.18	19.31	18.01	18.48
151	NASDAQ	DWSN	Fri, Dec 23, 2011	19.72	20.06	19.22	19.33
150	NASDAQ	DWSN	Thu, Dec 22, 2011	19.93	20.24	19.57	19.72
149	NASDAQ	DWSN	Wed, Dec 21, 2011	18.97	20.08	18.25	19.85
148	NASDAQ	DWSN	Tue, Dec 20, 2011	18.94	19.38	18.74	18.97
147	NASDAQ	DWSN	Mon, Dec 19, 2011	18.19	18.50	17.67	18.40
146	NASDAQ	DWSN	Fri, Dec 16, 2011	17.83	18.66	17.83	18.19
145	NASDAQ	DWSN	Thu, Dec 15, 2011	17.83	18.01	17.23	17.73
144	NASDAQ	DWSN	Wed, Dec 14, 2011	18.71	18.87	16.61	17.41
143	NASDAQ	DWSN	Tue, Dec 13, 2011	19.13	19.51	18.92	19.10
142	NASDAQ	DWSN	Mon, Dec 12, 2011	19.88	19.88	18.58	19.00
141	NASDAQ	DWSN	Fri, Dec 9, 2011	19.23	20.08	18.81	20.08
140	NASDAQ	DWSN	Thu, Dec 8, 2011	21.98	22.24	19.00	19.23
139	NASDAQ	DWSN	Wed, Dec 7, 2011	22.24	22.39	21.64	22.24
138	NASDAQ	DWSN	Tue, Dec 6, 2011	22.29	22.61	21.67	22.24
137	NASDAQ	DWSN	Mon, Dec 5, 2011	22.03	22.70	21.69	22.03
136	NASDAQ	DWSN	Fri, Dec 2, 2011	21.82	22.03	21.35	21.69
135	NASDAQ	DWSN	Thu, Dec 1, 2011	21.07	21.61	20.93	21.09
134	NASDAQ	DWSN	Wed, Nov 30, 2011	20.37	21.38	19.85	20.86
133	NASDAQ	DWSN	Tue, Nov 29, 2011	18.19	20.06	18.09	19.44
132	NASDAQ	DWSN	Mon, Nov 28, 2011	18.04	18.14	17.73	18.04
131	NASDAQ	DWSN	Fri, Nov 25, 2011	16.53	17.29	16.53	17.10
130	NASDAQ	DWSN	Wed, Nov 23, 2011	16.38	16.66	15.33	16.53
129	NASDAQ	DWSN	Tue, Nov 22, 2011	16.38	16.74	16.38	16.59
128	NASDAQ	DWSN	Mon, Nov 21, 2011	16.72	17.05	16.22	16.38
127	NASDAQ	DWSN	Fri, Nov 18, 2011	17.13	17.26	16.90	17.10
126	NASDAQ	DWSN	Thu, Nov 17, 2011	17.10	17.31	16.87	17.05
125	NASDAQ	DWSN	Wed, Nov 16, 2011	17.31	17.49	17.08	17.23
124	NASDAQ	DWSN	Tue, Nov 15, 2011	17.65	17.78	17.29	17.41
123	NASDAQ	DWSN	Mon, Nov 14, 2011	17.73	17.99	17.44	17.70
122	NASDAQ	DWSN	Fri, Nov 11, 2011	18.14	18.48	17.75	17.80
121	NASDAQ	DWSN	Thu, Nov 10, 2011	18.01	18.14	17.75	18.01
120	NASDAQ	DWSN	Wed, Nov 9, 2011	17.96	18.14	17.49	17.54
119	NASDAQ	DWSN	Tue, Nov 8, 2011	17.36	18.14	17.05	18.04
118	NASDAQ	DWSN	Mon, Nov 7, 2011	16.46	17.21	16.40	17.21
117	NASDAQ	DWSN	Fri, Nov 4, 2011	15.89	16.43	15.45	16.25
116	NASDAQ	DWSN	Thu, Nov 3, 2011	15.55	16.27	14.98	16.17
115	NASDAQ	DWSN	Wed, Nov 2, 2011	14.28	15.37	14.05	15.34
114	NASDAQ	DWSN	Tue, Nov 1, 2011	13.71	15.52	13.58	13.99
113	NASDAQ	DWSN	Mon, Oct 31, 2011	13.35	15.47	13.35	14.46
112	NASDAQ	DWSN	Fri, Oct 28, 2011	15.34	15.34	14.23	14.77
111	NASDAQ	DWSN	Thu, Oct 27, 2011	14.88	16.09	14.38	15.78
110	NASDAQ	DWSN	Wed, Oct 26, 2011	14.46	14.75	13.74	14.38
109	NASDAQ	DWSN	Tue, Oct 25, 2011	13.35	14.88	12.96	14.62
108	NASDAQ	DWSN	Mon, Oct 24, 2011	13.40	13.53	12.88	13.35
107	NASDAQ	DWSN	Fri, Oct 21, 2011	13.01	13.35	12.83	13.29
106	NASDAQ	DWSN	Thu, Oct 20, 2011	12.72	13.01	12.70	12.93
105	NASDAQ	DWSN	Wed, Oct 19, 2011	13.37	13.48	12.78	12.96
104	NASDAQ	DWSN	Tue, Oct 18, 2011	12.65	13.50	12.65	13.37
103	NASDAQ	DWSN	Mon, Oct 17, 2011	13.29	13.29	12.72	12.88
102	NASDAQ	DWSN	Fri, Oct 14, 2011	13.37	13.53	13.14	13.24
101	NASDAQ	DWSN	Thu, Oct 13, 2011	13.22	13.40	12.71	13.37
100	NASDAQ	DWSN	Wed, Oct 12, 2011	13.86	13.86	13.24	13.35
99	NASDAQ	DWSN	Tue, Oct 11, 2011	13.16	13.74	13.16	13.74
98	NASDAQ	DWSN	Mon, Oct 10, 2011	12.78	13.35	12.39	13.32
97	NASDAQ	DWSN	Fri, Oct 7, 2011	12.34	12.52	11.79	12.49
96	NASDAQ	DWSN	Thu, Oct 6, 2011	12.05	12.59	12.05	12.14
95	NASDAQ	DWSN	Wed, Oct 5, 2011	10.88	12.13	10.88	12.13
94	NASDAQ	DWSN	Tue, Oct 4, 2011	10.47	10.86	10.18	10.86
93	NASDAQ	DWSN	Mon, Oct 3, 2011	11.17	11.32	10.08	10.65
92	NASDAQ	DWSN	Fri, Sep 30, 2011	11.97	11.97	11.32	11.40
91	NASDAQ	DWSN	Thu, Sep 29, 2011	11.74	11.84	11.32	11.84
90	NASDAQ	DWSN	Wed, Sep 28, 2011	11.84	12.22	11.09	11.40
89	NASDAQ	DWSN	Tue, Sep 27, 2011	11.95	12.96	11.95	12.47
88	NASDAQ	DWSN	Mon, Sep 26, 2011	11.27	11.51	10.60	11.51
87	NASDAQ	DWSN	Fri, Sep 23, 2011	11.90	12.05	11.01	11.27
86	NASDAQ	DWSN	Thu, Sep 22, 2011	12.26	12.44	11.66	12.05
85	NASDAQ	DWSN	Wed, Sep 21, 2011	13.48	13.79	12.78	12.93
84	NASDAQ	DWSN	Tue, Sep 20, 2011	14.38	14.43	13.53	13.61
83	NASDAQ	DWSN	Mon, Sep 19, 2011	14.31	14.62	13.97	14.31
82	NASDAQ	DWSN	Fri, Sep 16, 2011	14.77	14.90	14.41	14.75
81	NASDAQ	DWSN	Thu, Sep 15, 2011	14.71	14.88	14.69	14.85
80	NASDAQ	DWSN	Wed, Sep 14, 2011	14.36	14.93	13.97	14.67
79	NASDAQ	DWSN	Tue, Sep 13, 2011	14.23	14.36	13.97	14.31
78	NASDAQ	DWSN	Mon, Sep 12, 2011	14.41	15.16	13.94	14.23
77	NASDAQ	DWSN	Fri, Sep 9, 2011	15.32	15.34	14.32	14.62
76	NASDAQ	DWSN	Thu, Sep 8, 2011	16.09	16.09	15.50	15.55
75	NASDAQ	DWSN	Wed, Sep 7, 2011	15.78	16.35	15.39	16.12
74	NASDAQ	DWSN	Tue, Sep 6, 2011	14.85	15.37	14.41	15.37
73	NASDAQ	DWSN	Fri, Sep 2, 2011	15.70	15.73	15.16	15.45
72	NASDAQ	DWSN	Thu, Sep 1, 2011	16.61	16.74	16.12	16.25
71	NASDAQ	DWSN	Wed, Aug 31, 2011	16.72	16.90	16.02	16.53
70	NASDAQ	DWSN	Tue, Aug 30, 2011	15.96	16.66	15.89	16.61
69	NASDAQ	DWSN	Mon, Aug 29, 2011	15.55	16.27	15.37	16.17
68	NASDAQ	DWSN	Fri, Aug 26, 2011	14.90	15.65	14.80	15.39
67	NASDAQ	DWSN	Thu, Aug 25, 2011	16.07	16.07	14.95	14.95
66	NASDAQ	DWSN	Wed, Aug 24, 2011	15.55	16.07	15.34	16.04
65	NASDAQ	DWSN	Tue, Aug 23, 2011	14.69	15.81	14.59	15.68
64	NASDAQ	DWSN	Mon, Aug 22, 2011	15.45	15.45	14.54	14.69
63	NASDAQ	DWSN	Fri, Aug 19, 2011	15.00	15.26	14.75	15.06
62	NASDAQ	DWSN	Thu, Aug 18, 2011	15.96	15.96	15.06	15.29
61	NASDAQ	DWSN	Wed, Aug 17, 2011	16.74	17.10	15.68	16.74
60	NASDAQ	DWSN	Tue, Aug 16, 2011	16.64	16.92	16.22	16.48
59	NASDAQ	DWSN	Mon, Aug 15, 2011	16.07	16.92	15.08	16.90
58	NASDAQ	DWSN	Fri, Aug 12, 2011	16.07	16.45	15.78	16.15
57	NASDAQ	DWSN	Thu, Aug 11, 2011	15.03	16.12	14.72	15.94
56	NASDAQ	DWSN	Wed, Aug 10, 2011	14.93	15.60	14.25	14.95
55	NASDAQ	DWSN	Tue, Aug 9, 2011	15.34	15.50	14.25	15.13
54	NASDAQ	DWSN	Mon, Aug 8, 2011	15.63	16.25	14.90	14.93
53	NASDAQ	DWSN	Fri, Aug 5, 2011	17.86	18.04	15.99	16.74
52	NASDAQ	DWSN	Thu, Aug 4, 2011	18.89	19.49	17.26	17.41
51	NASDAQ	DWSN	Wed, Aug 3, 2011	19.10	19.23	18.27	18.97
50	NASDAQ	DWSN	Tue, Aug 2, 2011	19.00	19.36	18.87	18.97
49	NASDAQ	DWSN	Mon, Aug 1, 2011	19.83	19.83	18.74	19.33
48	NASDAQ	DWSN	Fri, Jul 29, 2011	18.66	19.12	18.24	19.07
47	NASDAQ	DWSN	Thu, Jul 28, 2011	19.23	19.53	18.85	19.10
46	NASDAQ	DWSN	Wed, Jul 27, 2011	19.70	19.88	18.89	19.31
45	NASDAQ	DWSN	Tue, Jul 26, 2011	17.99	20.32	17.99	19.83
44	NASDAQ	DWSN	Mon, Jul 25, 2011	17.31	17.87	17.31	17.57
43	NASDAQ	DWSN	Fri, Jul 22, 2011	17.60	17.62	17.39	17.52
42	NASDAQ	DWSN	Thu, Jul 21, 2011	17.52	17.62	17.21	17.52
41	NASDAQ	DWSN	Wed, Jul 20, 2011	17.10	17.45	17.03	17.29
40	NASDAQ	DWSN	Tue, Jul 19, 2011	16.61	17.05	16.51	16.95
39	NASDAQ	DWSN	Mon, Jul 18, 2011	16.72	16.72	16.20	16.38
38	NASDAQ	DWSN	Fri, Jul 15, 2011	16.07	16.77	16.07	16.72
37	NASDAQ	DWSN	Thu, Jul 14, 2011	16.35	16.66	15.93	16.12
36	NASDAQ	DWSN	Wed, Jul 13, 2011	16.07	16.61	16.07	16.25
35	NASDAQ	DWSN	Tue, Jul 12, 2011	15.76	16.25	15.55	16.04
34	NASDAQ	DWSN	Mon, Jul 11, 2011	16.53	16.66	15.83	15.94
33	NASDAQ	DWSN	Fri, Jul 8, 2011	16.97	17.36	16.72	17.03
32	NASDAQ	DWSN	Thu, Jul 7, 2011	17.00	17.60	16.92	17.36
31	NASDAQ	DWSN	Wed, Jul 6, 2011	16.72	17.10	16.64	16.77
30	NASDAQ	DWSN	Tue, Jul 5, 2011	16.90	17.13	16.79	16.92
29	NASDAQ	DWSN	Fri, Jul 1, 2011	16.30	16.97	16.30	16.79
28	NASDAQ	DWSN	Thu, Jun 30, 2011	15.94	16.72	15.94	16.56
27	NASDAQ	DWSN	Wed, Jun 29, 2011	15.42	16.09	15.39	15.96
26	NASDAQ	DWSN	Tue, Jun 28, 2011	15.52	15.52	15.21	15.45
25	NASDAQ	DWSN	Mon, Jun 27, 2011	15.03	15.50	15.03	15.24
24	NASDAQ	DWSN	Fri, Jun 24, 2011	15.52	15.52	15.08	15.11
23	NASDAQ	DWSN	Thu, Jun 23, 2011	14.93	15.55	14.84	15.42
22	NASDAQ	DWSN	Wed, Jun 22, 2011	15.37	15.85	14.95	15.47
21	NASDAQ	DWSN	Tue, Jun 21, 2011	14.95	15.57	14.75	15.45
20	NASDAQ	DWSN	Mon, Jun 20, 2011	14.51	14.85	14.15	14.77
19	NASDAQ	DWSN	Fri, Jun 17, 2011	15.03	15.03	14.62	14.62
18	NASDAQ	DWSN	Thu, Jun 16, 2011	14.51	14.90	14.33	14.77
17	NASDAQ	DWSN	Wed, Jun 15, 2011	14.77	15.47	14.51	14.62
16	NASDAQ	DWSN	Tue, Jun 14, 2011	14.82	15.32	14.75	14.93
15	NASDAQ	DWSN	Mon, Jun 13, 2011	15.65	15.65	14.54	14.69
14	NASDAQ	DWSN	Fri, Jun 10, 2011	15.50	16.02	15.45	15.73
13	NASDAQ	DWSN	Thu, Jun 9, 2011	15.06	15.81	15.03	15.76
12	NASDAQ	DWSN	Wed, Jun 8, 2011	15.65	15.83	14.98	15.03
11	NASDAQ	DWSN	Tue, Jun 7, 2011	15.94	15.94	15.45	15.68
10	NASDAQ	DWSN	Mon, Jun 6, 2011	15.99	16.09	15.68	15.86
9	NASDAQ	DWSN	Fri, Jun 3, 2011	16.22	16.43	15.86	16.15
8	NASDAQ	DWSN	Thu, Jun 2, 2011	16.77	16.87	16.38	16.59
7	NASDAQ	DWSN	Wed, Jun 1, 2011	17.08	17.44	16.59	16.61
6	NASDAQ	DWSN	Tue, May 31, 2011	16.53	17.13	16.53	17.10
5	NASDAQ	DWSN	Fri, May 27, 2011	15.99	16.61	15.94	16.27
4	NASDAQ	DWSN	Thu, May 26, 2011	15.55	16.07	15.46	15.99
3	NASDAQ	DWSN	Wed, May 25, 2011	14.75	15.76	14.75	15.50
2	NASDAQ	DWSN	Tue, May 24, 2011	14.95	15.13	14.56	14.82
1	NASDAQ	DWSN	Mon, May 23, 2011	14.95	15.19	14.67	14.82
#	Exchange	Symbol	Date	Open	High	Low	Close

Dawson Geophysical Co NASDAQ:DWSN Historical Prices

Earn Extra Cash Back on Your Investments with Rakuten (formerly Ebates)

Popular Posts From Our Blog

Discover the Best Communication Stocks To Watch

Last Updated: Sun, Mar 3, 2024

Exploring the Difference Between Inflation vs Recession

Last Updated: Sun, Mar 3, 2024

How to Calculate and Understand EBITDA Margin

Last Updated: Sun, Mar 3, 2024