VSE Corp NASDAQ:VSEC Historical Prices

Below are the 5990 trading days of historical prices for VSEC.

#	Exchange	Symbol	Date	Open	High	Low	Close
5990	NASDAQ	VSEC	Thu, Jan 19, 2023	49.31	50.29	48.13	49.37
5989	NASDAQ	VSEC	Wed, Jan 18, 2023	51.69	52.26	49.70	49.70
5988	NASDAQ	VSEC	Tue, Jan 17, 2023	50.72	51.79	50.56	51.71
5987	NASDAQ	VSEC	Fri, Jan 13, 2023	50.33	51.65	50.21	50.97
5986	NASDAQ	VSEC	Thu, Jan 12, 2023	51.26	51.69	50.20	51.05
5985	NASDAQ	VSEC	Wed, Jan 11, 2023	50.91	51.59	49.69	51.20
5984	NASDAQ	VSEC	Tue, Jan 10, 2023	49.00	50.45	48.45	50.14
5983	NASDAQ	VSEC	Mon, Jan 9, 2023	48.82	50.19	48.78	49.03
5982	NASDAQ	VSEC	Fri, Jan 6, 2023	46.45	48.17	45.65	48.16
5981	NASDAQ	VSEC	Thu, Jan 5, 2023	45.28	46.42	45.28	45.86
5980	NASDAQ	VSEC	Wed, Jan 4, 2023	46.85	47.80	45.76	46.43
5979	NASDAQ	VSEC	Tue, Jan 3, 2023	47.21	47.62	45.97	46.60
5978	NASDAQ	VSEC	Fri, Dec 30, 2022	45.27	47.55	45.27	46.88
5977	NASDAQ	VSEC	Thu, Dec 29, 2022	45.52	46.84	45.20	46.30
5976	NASDAQ	VSEC	Wed, Dec 28, 2022	45.11	45.44	44.20	45.03
5975	NASDAQ	VSEC	Tue, Dec 27, 2022	45.18	45.56	44.46	45.20
5974	NASDAQ	VSEC	Fri, Dec 23, 2022	45.65	45.90	44.05	44.86
5973	NASDAQ	VSEC	Thu, Dec 22, 2022	46.42	46.42	45.16	45.78
5972	NASDAQ	VSEC	Wed, Dec 21, 2022	45.69	47.49	45.69	47.12
5971	NASDAQ	VSEC	Tue, Dec 20, 2022	44.62	45.90	42.78	45.41
5970	NASDAQ	VSEC	Mon, Dec 19, 2022	45.04	45.60	43.76	44.84
5969	NASDAQ	VSEC	Fri, Dec 16, 2022	45.00	46.20	44.07	45.40
5968	NASDAQ	VSEC	Thu, Dec 15, 2022	45.01	46.63	44.79	45.55
5967	NASDAQ	VSEC	Wed, Dec 14, 2022	46.11	47.60	45.86	46.28
5966	NASDAQ	VSEC	Tue, Dec 13, 2022	47.32	47.64	45.46	46.12
5965	NASDAQ	VSEC	Mon, Dec 12, 2022	44.97	46.30	44.53	45.73
5964	NASDAQ	VSEC	Fri, Dec 9, 2022	46.80	47.47	45.04	45.07
5963	NASDAQ	VSEC	Thu, Dec 8, 2022	48.25	48.75	47.22	47.44
5962	NASDAQ	VSEC	Wed, Dec 7, 2022	48.30	49.14	47.64	48.19
5961	NASDAQ	VSEC	Tue, Dec 6, 2022	49.99	49.99	48.40	49.05
5960	NASDAQ	VSEC	Mon, Dec 5, 2022	50.17	51.04	49.59	49.85
5959	NASDAQ	VSEC	Fri, Dec 2, 2022	49.00	50.47	49.00	50.47
5958	NASDAQ	VSEC	Thu, Dec 1, 2022	49.60	50.40	48.92	50.24
5957	NASDAQ	VSEC	Wed, Nov 30, 2022	47.86	49.82	47.81	49.04
5956	NASDAQ	VSEC	Tue, Nov 29, 2022	48.00	48.51	47.21	48.00
5955	NASDAQ	VSEC	Mon, Nov 28, 2022	48.32	48.41	47.67	48.01
5954	NASDAQ	VSEC	Fri, Nov 25, 2022	48.01	49.20	48.01	48.78
5953	NASDAQ	VSEC	Wed, Nov 23, 2022	49.85	49.98	48.92	49.19
5952	NASDAQ	VSEC	Tue, Nov 22, 2022	48.77	50.19	47.81	50.19
5951	NASDAQ	VSEC	Mon, Nov 21, 2022	48.17	49.33	47.44	48.77
5950	NASDAQ	VSEC	Fri, Nov 18, 2022	48.77	49.03	47.15	47.72
5949	NASDAQ	VSEC	Thu, Nov 17, 2022	47.62	47.98	46.63	47.85
5948	NASDAQ	VSEC	Wed, Nov 16, 2022	49.36	49.36	47.73	48.52
5947	NASDAQ	VSEC	Tue, Nov 15, 2022	50.92	51.16	48.29	49.62
5946	NASDAQ	VSEC	Mon, Nov 14, 2022	50.31	51.13	49.41	49.97
5945	NASDAQ	VSEC	Fri, Nov 11, 2022	51.54	53.00	50.08	50.68
5944	NASDAQ	VSEC	Thu, Nov 10, 2022	50.00	51.49	48.95	50.97
5943	NASDAQ	VSEC	Wed, Nov 9, 2022	47.87	48.82	47.87	48.54
5942	NASDAQ	VSEC	Tue, Nov 8, 2022	47.96	48.56	46.19	48.04
5941	NASDAQ	VSEC	Mon, Nov 7, 2022	47.89	48.90	47.21	47.89
5940	NASDAQ	VSEC	Fri, Nov 4, 2022	47.52	48.00	46.46	47.33
5939	NASDAQ	VSEC	Thu, Nov 3, 2022	44.16	47.49	44.16	47.18
5938	NASDAQ	VSEC	Wed, Nov 2, 2022	47.26	48.17	44.61	45.53
5937	NASDAQ	VSEC	Tue, Nov 1, 2022	46.40	48.43	45.92	47.38
5936	NASDAQ	VSEC	Mon, Oct 31, 2022	44.90	47.37	44.57	46.29
5935	NASDAQ	VSEC	Fri, Oct 28, 2022	43.67	45.67	43.44	44.98
5934	NASDAQ	VSEC	Thu, Oct 27, 2022	43.90	45.16	41.66	43.03
5933	NASDAQ	VSEC	Wed, Oct 26, 2022	43.92	45.30	42.85	43.90
5932	NASDAQ	VSEC	Tue, Oct 25, 2022	42.22	43.72	42.22	43.37
5931	NASDAQ	VSEC	Mon, Oct 24, 2022	44.06	44.06	41.79	41.98
5930	NASDAQ	VSEC	Fri, Oct 21, 2022	42.22	44.43	41.61	44.06
5929	NASDAQ	VSEC	Thu, Oct 20, 2022	43.81	44.36	41.29	41.79
5928	NASDAQ	VSEC	Wed, Oct 19, 2022	42.58	43.98	41.32	43.29
5927	NASDAQ	VSEC	Tue, Oct 18, 2022	44.07	44.07	41.97	42.58
5926	NASDAQ	VSEC	Mon, Oct 17, 2022	42.59	43.02	42.52	43.02
5925	NASDAQ	VSEC	Fri, Oct 14, 2022	42.88	42.88	39.71	40.63
5924	NASDAQ	VSEC	Thu, Oct 13, 2022	38.48	43.32	38.48	42.75
5923	NASDAQ	VSEC	Wed, Oct 12, 2022	38.91	40.11	37.55	39.34
5922	NASDAQ	VSEC	Tue, Oct 11, 2022	37.85	39.75	37.85	38.81
5921	NASDAQ	VSEC	Mon, Oct 10, 2022	36.51	38.34	35.73	37.92
5920	NASDAQ	VSEC	Fri, Oct 7, 2022	36.94	37.98	35.39	36.53
5919	NASDAQ	VSEC	Thu, Oct 6, 2022	37.92	38.06	37.58	37.58
5918	NASDAQ	VSEC	Wed, Oct 5, 2022	37.37	38.63	37.37	37.81
5917	NASDAQ	VSEC	Tue, Oct 4, 2022	36.99	38.41	36.99	38.07
5916	NASDAQ	VSEC	Mon, Oct 3, 2022	35.45	37.00	35.45	36.52
5915	NASDAQ	VSEC	Fri, Sep 30, 2022	35.14	35.99	34.78	35.40
5914	NASDAQ	VSEC	Thu, Sep 29, 2022	34.92	36.23	33.96	35.31
5913	NASDAQ	VSEC	Wed, Sep 28, 2022	34.63	36.32	33.47	35.54
5912	NASDAQ	VSEC	Tue, Sep 27, 2022	35.11	35.11	33.22	34.44
5911	NASDAQ	VSEC	Mon, Sep 26, 2022	34.38	35.23	33.80	34.89
5910	NASDAQ	VSEC	Fri, Sep 23, 2022	35.80	35.80	33.35	34.30
5909	NASDAQ	VSEC	Thu, Sep 22, 2022	38.09	38.09	36.14	36.24
5908	NASDAQ	VSEC	Wed, Sep 21, 2022	38.99	39.93	38.42	38.50
5907	NASDAQ	VSEC	Tue, Sep 20, 2022	39.52	39.52	38.09	38.29
5906	NASDAQ	VSEC	Mon, Sep 19, 2022	39.50	39.90	39.40	39.84
5905	NASDAQ	VSEC	Fri, Sep 16, 2022	37.66	39.29	37.58	38.99
5904	NASDAQ	VSEC	Thu, Sep 15, 2022	37.49	38.59	37.49	38.46
5903	NASDAQ	VSEC	Wed, Sep 14, 2022	38.20	38.40	37.38	37.50
5902	NASDAQ	VSEC	Tue, Sep 13, 2022	39.82	40.38	38.46	38.75
5901	NASDAQ	VSEC	Mon, Sep 12, 2022	41.08	42.17	40.17	40.97
5900	NASDAQ	VSEC	Fri, Sep 9, 2022	40.25	41.36	40.17	40.84
5899	NASDAQ	VSEC	Thu, Sep 8, 2022	39.04	39.74	38.67	39.60
5898	NASDAQ	VSEC	Wed, Sep 7, 2022	39.25	39.60	38.72	39.56
5897	NASDAQ	VSEC	Tue, Sep 6, 2022	40.80	40.80	39.42	39.52
5896	NASDAQ	VSEC	Fri, Sep 2, 2022	41.38	41.54	40.05	40.27
5895	NASDAQ	VSEC	Thu, Sep 1, 2022	41.46	41.47	40.24	41.36
5894	NASDAQ	VSEC	Wed, Aug 31, 2022	42.22	42.30	41.67	41.85
5893	NASDAQ	VSEC	Tue, Aug 30, 2022	42.30	42.92	41.67	41.99
5892	NASDAQ	VSEC	Mon, Aug 29, 2022	43.35	43.68	42.13	43.22
5891	NASDAQ	VSEC	Fri, Aug 26, 2022	45.05	46.26	43.30	43.32
5890	NASDAQ	VSEC	Thu, Aug 25, 2022	44.42	45.79	44.20	45.43
5889	NASDAQ	VSEC	Wed, Aug 24, 2022	43.51	43.98	43.16	43.56
5888	NASDAQ	VSEC	Tue, Aug 23, 2022	44.20	44.47	42.99	43.11
5887	NASDAQ	VSEC	Mon, Aug 22, 2022	44.75	45.00	43.43	43.80
5886	NASDAQ	VSEC	Fri, Aug 19, 2022	46.55	46.93	44.62	45.09
5885	NASDAQ	VSEC	Thu, Aug 18, 2022	44.19	47.29	44.19	47.21
5884	NASDAQ	VSEC	Wed, Aug 17, 2022	44.49	44.70	43.58	44.36
5883	NASDAQ	VSEC	Tue, Aug 16, 2022	43.05	44.78	42.79	44.72
5882	NASDAQ	VSEC	Mon, Aug 15, 2022	41.65	43.94	41.36	43.80
5881	NASDAQ	VSEC	Fri, Aug 12, 2022	39.08	42.59	39.08	42.59
5880	NASDAQ	VSEC	Thu, Aug 11, 2022	40.75	40.97	40.26	40.40
5879	NASDAQ	VSEC	Wed, Aug 10, 2022	39.72	40.76	39.43	40.76
5878	NASDAQ	VSEC	Tue, Aug 9, 2022	41.04	41.04	38.66	39.16
5877	NASDAQ	VSEC	Mon, Aug 8, 2022	41.08	41.25	40.42	40.86
5876	NASDAQ	VSEC	Fri, Aug 5, 2022	40.31	41.10	40.31	40.99
5875	NASDAQ	VSEC	Thu, Aug 4, 2022	40.50	41.14	40.50	40.95
5874	NASDAQ	VSEC	Wed, Aug 3, 2022	40.40	41.18	40.05	40.93
5873	NASDAQ	VSEC	Tue, Aug 2, 2022	40.52	40.77	39.98	40.18
5872	NASDAQ	VSEC	Mon, Aug 1, 2022	41.75	43.06	40.25	40.97
5871	NASDAQ	VSEC	Fri, Jul 29, 2022	41.57	42.72	41.30	41.95
5870	NASDAQ	VSEC	Thu, Jul 28, 2022	36.40	40.85	36.40	40.43
5869	NASDAQ	VSEC	Wed, Jul 27, 2022	34.60	36.78	34.60	36.53
5868	NASDAQ	VSEC	Tue, Jul 26, 2022	35.11	35.28	34.88	35.13
5867	NASDAQ	VSEC	Mon, Jul 25, 2022	34.82	35.06	34.47	35.03
5866	NASDAQ	VSEC	Fri, Jul 22, 2022	34.75	35.06	34.42	34.86
5865	NASDAQ	VSEC	Thu, Jul 21, 2022	35.54	35.61	34.83	35.24
5864	NASDAQ	VSEC	Wed, Jul 20, 2022	35.00	35.97	34.50	35.69
5863	NASDAQ	VSEC	Tue, Jul 19, 2022	33.77	35.19	33.64	35.17
5862	NASDAQ	VSEC	Mon, Jul 18, 2022	34.00	34.20	32.69	33.66
5861	NASDAQ	VSEC	Fri, Jul 15, 2022	33.47	34.33	31.85	33.94
5860	NASDAQ	VSEC	Thu, Jul 14, 2022	32.75	33.26	32.18	33.17
5859	NASDAQ	VSEC	Wed, Jul 13, 2022	33.02	33.53	32.89	33.13
5858	NASDAQ	VSEC	Tue, Jul 12, 2022	34.36	34.38	33.53	33.69
5857	NASDAQ	VSEC	Mon, Jul 11, 2022	35.07	35.43	33.85	34.20
5856	NASDAQ	VSEC	Fri, Jul 8, 2022	35.39	35.87	35.07	35.07
5855	NASDAQ	VSEC	Thu, Jul 7, 2022	35.79	36.22	35.42	35.45
5854	NASDAQ	VSEC	Wed, Jul 6, 2022	35.58	35.64	34.87	35.43
5853	NASDAQ	VSEC	Tue, Jul 5, 2022	35.98	36.03	35.16	35.93
5852	NASDAQ	VSEC	Fri, Jul 1, 2022	37.24	38.40	36.09	36.72
5851	NASDAQ	VSEC	Thu, Jun 30, 2022	36.56	38.40	36.56	37.58
5850	NASDAQ	VSEC	Wed, Jun 29, 2022	36.66	37.17	36.19	37.17
5849	NASDAQ	VSEC	Tue, Jun 28, 2022	36.74	37.05	36.45	36.45
5848	NASDAQ	VSEC	Mon, Jun 27, 2022	35.66	36.57	35.27	36.55
5847	NASDAQ	VSEC	Fri, Jun 24, 2022	34.80	35.69	34.45	35.43
5846	NASDAQ	VSEC	Thu, Jun 23, 2022	35.10	35.30	34.36	34.78
5845	NASDAQ	VSEC	Wed, Jun 22, 2022	34.91	35.44	33.91	35.26
5844	NASDAQ	VSEC	Tue, Jun 21, 2022	34.86	35.32	34.44	34.91
5843	NASDAQ	VSEC	Fri, Jun 17, 2022	34.13	35.03	33.66	34.17
5842	NASDAQ	VSEC	Thu, Jun 16, 2022	34.32	34.90	33.83	34.13
5841	NASDAQ	VSEC	Wed, Jun 15, 2022	35.17	36.14	34.72	34.75
5840	NASDAQ	VSEC	Tue, Jun 14, 2022	35.35	35.35	34.14	34.90
5839	NASDAQ	VSEC	Mon, Jun 13, 2022	35.92	35.92	34.91	34.95
5838	NASDAQ	VSEC	Fri, Jun 10, 2022	37.47	37.68	36.55	36.82
5837	NASDAQ	VSEC	Thu, Jun 9, 2022	38.76	38.76	37.96	38.19
5836	NASDAQ	VSEC	Wed, Jun 8, 2022	39.43	40.31	38.55	38.93
5835	NASDAQ	VSEC	Tue, Jun 7, 2022	39.47	39.92	39.29	39.50
5834	NASDAQ	VSEC	Mon, Jun 6, 2022	39.03	39.73	39.03	39.52
5833	NASDAQ	VSEC	Fri, Jun 3, 2022	38.98	38.98	38.36	38.74
5832	NASDAQ	VSEC	Thu, Jun 2, 2022	38.95	39.82	38.95	39.34
5831	NASDAQ	VSEC	Wed, Jun 1, 2022	38.72	39.00	38.22	38.79
5830	NASDAQ	VSEC	Tue, May 31, 2022	39.66	39.80	38.46	38.86
5829	NASDAQ	VSEC	Fri, May 27, 2022	40.04	40.37	39.96	40.18
5828	NASDAQ	VSEC	Thu, May 26, 2022	37.53	39.75	37.53	39.35
5827	NASDAQ	VSEC	Wed, May 25, 2022	37.88	38.22	37.16	37.37
5826	NASDAQ	VSEC	Tue, May 24, 2022	36.37	37.62	36.00	37.33
5825	NASDAQ	VSEC	Mon, May 23, 2022	37.69	38.10	37.27	37.45
5824	NASDAQ	VSEC	Fri, May 20, 2022	37.84	37.84	36.25	37.17
5823	NASDAQ	VSEC	Thu, May 19, 2022	37.33	38.25	37.23	37.47
5822	NASDAQ	VSEC	Wed, May 18, 2022	39.73	40.60	37.26	37.82
5821	NASDAQ	VSEC	Tue, May 17, 2022	39.85	41.00	39.65	40.78
5820	NASDAQ	VSEC	Mon, May 16, 2022	40.02	40.13	39.08	39.15
5819	NASDAQ	VSEC	Fri, May 13, 2022	40.07	40.91	39.90	40.02
5818	NASDAQ	VSEC	Thu, May 12, 2022	39.72	40.52	39.08	39.66
5817	NASDAQ	VSEC	Wed, May 11, 2022	39.66	40.40	39.37	39.98
5816	NASDAQ	VSEC	Tue, May 10, 2022	40.20	40.40	39.02	39.66
5815	NASDAQ	VSEC	Mon, May 9, 2022	39.32	40.13	39.00	39.85
5814	NASDAQ	VSEC	Fri, May 6, 2022	40.32	40.57	39.48	39.82
5813	NASDAQ	VSEC	Thu, May 5, 2022	41.76	41.76	39.94	40.55
5812	NASDAQ	VSEC	Wed, May 4, 2022	41.78	42.29	41.04	42.26
5811	NASDAQ	VSEC	Tue, May 3, 2022	41.50	42.26	41.45	42.01
5810	NASDAQ	VSEC	Mon, May 2, 2022	43.07	43.75	41.27	42.02
5809	NASDAQ	VSEC	Fri, Apr 29, 2022	46.03	46.23	43.15	43.31
5808	NASDAQ	VSEC	Thu, Apr 28, 2022	45.00	47.18	44.01	46.61
5807	NASDAQ	VSEC	Wed, Apr 27, 2022	40.05	40.49	39.48	39.67
5806	NASDAQ	VSEC	Tue, Apr 26, 2022	40.66	41.24	39.82	39.84
5805	NASDAQ	VSEC	Mon, Apr 25, 2022	40.86	41.24	39.82	41.04
5804	NASDAQ	VSEC	Fri, Apr 22, 2022	40.96	41.80	40.96	41.13
5803	NASDAQ	VSEC	Thu, Apr 21, 2022	41.64	41.64	40.36	40.93
5802	NASDAQ	VSEC	Wed, Apr 20, 2022	40.92	42.16	40.92	41.19
5801	NASDAQ	VSEC	Tue, Apr 19, 2022	40.16	40.79	39.80	40.53
5800	NASDAQ	VSEC	Mon, Apr 18, 2022	41.86	41.86	39.91	40.08
5799	NASDAQ	VSEC	Thu, Apr 14, 2022	40.56	42.44	40.47	42.02
5798	NASDAQ	VSEC	Wed, Apr 13, 2022	39.97	40.50	39.89	40.41
5797	NASDAQ	VSEC	Tue, Apr 12, 2022	40.35	41.01	39.91	40.00
5796	NASDAQ	VSEC	Mon, Apr 11, 2022	40.19	40.50	39.65	39.75
5795	NASDAQ	VSEC	Fri, Apr 8, 2022	41.73	41.73	40.02	40.22
5794	NASDAQ	VSEC	Thu, Apr 7, 2022	41.82	41.82	40.60	41.63
5793	NASDAQ	VSEC	Wed, Apr 6, 2022	42.40	42.40	41.61	41.70
5792	NASDAQ	VSEC	Tue, Apr 5, 2022	44.76	44.90	42.31	42.41
5791	NASDAQ	VSEC	Mon, Apr 4, 2022	45.98	46.35	44.24	44.50
5790	NASDAQ	VSEC	Fri, Apr 1, 2022	46.14	46.14	44.88	45.71
5789	NASDAQ	VSEC	Thu, Mar 31, 2022	46.27	46.99	45.93	46.09
5788	NASDAQ	VSEC	Wed, Mar 30, 2022	46.01	46.96	45.97	46.04
5787	NASDAQ	VSEC	Tue, Mar 29, 2022	45.74	46.88	45.74	46.23
5786	NASDAQ	VSEC	Mon, Mar 28, 2022	44.78	45.43	44.02	45.43
5785	NASDAQ	VSEC	Fri, Mar 25, 2022	45.23	45.30	44.40	44.62
5784	NASDAQ	VSEC	Thu, Mar 24, 2022	45.54	45.86	45.14	45.50
5783	NASDAQ	VSEC	Wed, Mar 23, 2022	45.77	46.09	44.97	45.00
5782	NASDAQ	VSEC	Tue, Mar 22, 2022	46.29	47.27	46.06	46.09
5781	NASDAQ	VSEC	Mon, Mar 21, 2022	46.06	46.59	45.33	45.64
5780	NASDAQ	VSEC	Fri, Mar 18, 2022	45.62	46.46	44.39	46.45
5779	NASDAQ	VSEC	Thu, Mar 17, 2022	44.74	46.01	44.74	45.62
5778	NASDAQ	VSEC	Wed, Mar 16, 2022	44.41	45.25	44.38	45.11
5777	NASDAQ	VSEC	Tue, Mar 15, 2022	43.77	44.67	43.44	43.79
5776	NASDAQ	VSEC	Mon, Mar 14, 2022	43.24	44.10	42.98	43.35
5775	NASDAQ	VSEC	Fri, Mar 11, 2022	45.30	45.30	43.22	43.30
5774	NASDAQ	VSEC	Thu, Mar 10, 2022	46.16	46.70	43.29	45.30
5773	NASDAQ	VSEC	Wed, Mar 9, 2022	48.50	50.13	48.50	48.82
5772	NASDAQ	VSEC	Tue, Mar 8, 2022	47.01	48.36	47.01	47.65
5771	NASDAQ	VSEC	Mon, Mar 7, 2022	48.15	48.15	46.68	46.81
5770	NASDAQ	VSEC	Fri, Mar 4, 2022	47.63	47.90	47.08	47.90
5769	NASDAQ	VSEC	Thu, Mar 3, 2022	48.49	48.49	47.71	47.97
5768	NASDAQ	VSEC	Wed, Mar 2, 2022	46.47	48.21	46.47	48.09
5767	NASDAQ	VSEC	Tue, Mar 1, 2022	47.80	47.80	45.40	46.06
5766	NASDAQ	VSEC	Mon, Feb 28, 2022	47.71	48.50	47.62	47.65
5765	NASDAQ	VSEC	Fri, Feb 25, 2022	47.86	48.43	47.61	47.95
5764	NASDAQ	VSEC	Thu, Feb 24, 2022	47.12	47.56	45.37	47.47
5763	NASDAQ	VSEC	Wed, Feb 23, 2022	47.26	47.69	46.63	46.88
5762	NASDAQ	VSEC	Tue, Feb 22, 2022	47.29	47.33	46.45	46.74
5761	NASDAQ	VSEC	Fri, Feb 18, 2022	48.10	48.96	47.59	47.63
5760	NASDAQ	VSEC	Thu, Feb 17, 2022	47.86	49.11	47.86	48.38
5759	NASDAQ	VSEC	Wed, Feb 16, 2022	48.10	49.98	47.45	48.49
5758	NASDAQ	VSEC	Tue, Feb 15, 2022	47.86	48.40	47.69	48.02
5757	NASDAQ	VSEC	Mon, Feb 14, 2022	47.20	47.75	46.36	47.07
5756	NASDAQ	VSEC	Fri, Feb 11, 2022	48.85	48.85	46.30	47.03
5755	NASDAQ	VSEC	Thu, Feb 10, 2022	48.90	49.50	48.03	48.35
5754	NASDAQ	VSEC	Wed, Feb 9, 2022	49.74	51.39	49.26	49.49
5753	NASDAQ	VSEC	Tue, Feb 8, 2022	48.39	49.71	48.39	49.43
5752	NASDAQ	VSEC	Mon, Feb 7, 2022	47.92	48.54	46.87	48.42
5751	NASDAQ	VSEC	Fri, Feb 4, 2022	48.95	48.95	47.47	47.65
5750	NASDAQ	VSEC	Thu, Feb 3, 2022	49.63	50.80	49.03	49.03
5749	NASDAQ	VSEC	Wed, Feb 2, 2022	51.15	51.85	49.80	50.35
5748	NASDAQ	VSEC	Tue, Feb 1, 2022	51.34	52.45	50.45	51.15
5747	NASDAQ	VSEC	Mon, Jan 31, 2022	49.75	51.68	49.75	51.58
5746	NASDAQ	VSEC	Fri, Jan 28, 2022	50.36	50.36	48.29	50.26
5745	NASDAQ	VSEC	Thu, Jan 27, 2022	52.09	52.47	50.08	50.13
5744	NASDAQ	VSEC	Wed, Jan 26, 2022	52.99	54.91	51.14	51.95
5743	NASDAQ	VSEC	Tue, Jan 25, 2022	53.20	53.20	51.53	52.36
5742	NASDAQ	VSEC	Mon, Jan 24, 2022	52.35	54.47	51.05	54.25
5741	NASDAQ	VSEC	Fri, Jan 21, 2022	53.25	54.97	52.68	52.68
5740	NASDAQ	VSEC	Thu, Jan 20, 2022	55.05	55.95	53.89	53.93
5739	NASDAQ	VSEC	Wed, Jan 19, 2022	56.10	57.07	54.33	54.52
5738	NASDAQ	VSEC	Tue, Jan 18, 2022	57.28	57.28	55.90	55.90
5737	NASDAQ	VSEC	Fri, Jan 14, 2022	58.07	58.14	57.31	57.86
5736	NASDAQ	VSEC	Thu, Jan 13, 2022	58.53	59.20	58.13	58.13
5735	NASDAQ	VSEC	Wed, Jan 12, 2022	57.03	58.54	57.03	58.04
5734	NASDAQ	VSEC	Tue, Jan 11, 2022	57.30	57.74	56.24	57.49
5733	NASDAQ	VSEC	Mon, Jan 10, 2022	58.29	58.73	56.70	57.28
5732	NASDAQ	VSEC	Fri, Jan 7, 2022	59.94	60.59	58.88	58.99
5731	NASDAQ	VSEC	Thu, Jan 6, 2022	59.74	60.20	58.00	59.78
5730	NASDAQ	VSEC	Wed, Jan 5, 2022	60.60	62.05	59.80	59.93
5729	NASDAQ	VSEC	Tue, Jan 4, 2022	61.15	62.53	59.95	61.07
5728	NASDAQ	VSEC	Mon, Jan 3, 2022	60.91	61.90	59.64	61.31
5727	NASDAQ	VSEC	Fri, Dec 31, 2021	60.45	61.58	59.30	60.94
5726	NASDAQ	VSEC	Thu, Dec 30, 2021	61.70	63.08	58.68	60.86
5725	NASDAQ	VSEC	Wed, Dec 29, 2021	63.43	63.77	61.23	61.74
5724	NASDAQ	VSEC	Tue, Dec 28, 2021	62.37	64.29	61.69	63.31
5723	NASDAQ	VSEC	Mon, Dec 27, 2021	61.98	63.16	61.65	62.61
5722	NASDAQ	VSEC	Thu, Dec 23, 2021	59.69	62.48	59.69	61.54
5721	NASDAQ	VSEC	Wed, Dec 22, 2021	59.33	60.48	58.49	59.63
5720	NASDAQ	VSEC	Tue, Dec 21, 2021	58.26	59.48	57.57	59.28
5719	NASDAQ	VSEC	Mon, Dec 20, 2021	57.46	58.29	56.25	58.00
5718	NASDAQ	VSEC	Fri, Dec 17, 2021	55.87	59.20	54.51	58.52
5717	NASDAQ	VSEC	Thu, Dec 16, 2021	56.78	58.07	55.20	55.74
5716	NASDAQ	VSEC	Wed, Dec 15, 2021	56.47	57.52	54.51	56.67
5715	NASDAQ	VSEC	Tue, Dec 14, 2021	56.80	57.98	55.87	56.26
5714	NASDAQ	VSEC	Mon, Dec 13, 2021	58.57	58.68	57.28	57.29
5713	NASDAQ	VSEC	Fri, Dec 10, 2021	59.61	59.78	58.38	59.04
5712	NASDAQ	VSEC	Thu, Dec 9, 2021	58.60	59.79	58.60	59.01
5711	NASDAQ	VSEC	Wed, Dec 8, 2021	57.50	59.40	57.50	58.94
5710	NASDAQ	VSEC	Tue, Dec 7, 2021	57.53	58.20	57.06	57.58
5709	NASDAQ	VSEC	Mon, Dec 6, 2021	56.15	57.40	56.07	57.05
5708	NASDAQ	VSEC	Fri, Dec 3, 2021	55.81	56.06	55.01	55.86
5707	NASDAQ	VSEC	Thu, Dec 2, 2021	55.00	56.46	55.00	56.08
5706	NASDAQ	VSEC	Wed, Dec 1, 2021	55.85	57.47	54.67	54.68
5705	NASDAQ	VSEC	Tue, Nov 30, 2021	55.89	57.36	54.74	54.74
5704	NASDAQ	VSEC	Mon, Nov 29, 2021	58.88	59.01	56.60	56.73
5703	NASDAQ	VSEC	Fri, Nov 26, 2021	59.56	60.00	57.40	58.13
5702	NASDAQ	VSEC	Wed, Nov 24, 2021	61.28	61.87	61.13	61.38
5701	NASDAQ	VSEC	Tue, Nov 23, 2021	61.53	61.97	60.24	61.93
5700	NASDAQ	VSEC	Mon, Nov 22, 2021	61.20	62.08	60.22	60.51
5699	NASDAQ	VSEC	Fri, Nov 19, 2021	59.96	63.23	59.96	60.64
5698	NASDAQ	VSEC	Thu, Nov 18, 2021	61.95	61.95	59.90	60.38
5697	NASDAQ	VSEC	Wed, Nov 17, 2021	61.35	61.35	60.05	60.94
5696	NASDAQ	VSEC	Tue, Nov 16, 2021	62.49	62.59	60.85	61.22
5695	NASDAQ	VSEC	Mon, Nov 15, 2021	63.62	63.93	61.57	62.84
5694	NASDAQ	VSEC	Fri, Nov 12, 2021	63.58	65.42	62.12	63.65
5693	NASDAQ	VSEC	Thu, Nov 11, 2021	61.77	64.00	60.26	62.98
5692	NASDAQ	VSEC	Wed, Nov 10, 2021	60.39	62.20	60.39	61.74
5691	NASDAQ	VSEC	Tue, Nov 9, 2021	59.72	60.84	59.43	60.75
5690	NASDAQ	VSEC	Mon, Nov 8, 2021	60.76	61.00	59.29	60.17
5689	NASDAQ	VSEC	Fri, Nov 5, 2021	57.55	60.46	56.87	60.30
5688	NASDAQ	VSEC	Thu, Nov 4, 2021	56.61	57.96	56.41	57.38
5687	NASDAQ	VSEC	Wed, Nov 3, 2021	54.91	57.04	54.78	56.74
5686	NASDAQ	VSEC	Tue, Nov 2, 2021	55.80	56.29	54.65	54.85
5685	NASDAQ	VSEC	Mon, Nov 1, 2021	56.04	56.73	55.03	55.89
5684	NASDAQ	VSEC	Fri, Oct 29, 2021	55.40	57.48	54.78	55.55
5683	NASDAQ	VSEC	Thu, Oct 28, 2021	50.24	56.00	50.24	56.00
5682	NASDAQ	VSEC	Wed, Oct 27, 2021	49.98	51.40	49.98	50.70
5681	NASDAQ	VSEC	Tue, Oct 26, 2021	50.66	50.88	50.00	50.15
5680	NASDAQ	VSEC	Mon, Oct 25, 2021	49.73	50.74	49.08	50.64
5679	NASDAQ	VSEC	Fri, Oct 22, 2021	48.95	49.97	48.95	49.78
5678	NASDAQ	VSEC	Thu, Oct 21, 2021	48.45	48.68	47.99	48.33
5677	NASDAQ	VSEC	Wed, Oct 20, 2021	47.91	48.55	47.71	48.37
5676	NASDAQ	VSEC	Tue, Oct 19, 2021	48.58	48.58	47.65	48.00
5675	NASDAQ	VSEC	Mon, Oct 18, 2021	48.14	48.67	47.76	48.52
5674	NASDAQ	VSEC	Fri, Oct 15, 2021	48.96	49.29	48.00	48.02
5673	NASDAQ	VSEC	Thu, Oct 14, 2021	47.50	48.48	46.69	48.15
5672	NASDAQ	VSEC	Wed, Oct 13, 2021	46.96	47.34	46.51	47.28
5671	NASDAQ	VSEC	Tue, Oct 12, 2021	47.90	47.90	46.89	47.40
5670	NASDAQ	VSEC	Mon, Oct 11, 2021	48.62	48.89	47.46	47.87
5669	NASDAQ	VSEC	Fri, Oct 8, 2021	48.69	48.76	48.39	48.39
5668	NASDAQ	VSEC	Thu, Oct 7, 2021	47.97	48.89	47.79	48.61
5667	NASDAQ	VSEC	Wed, Oct 6, 2021	47.41	47.41	46.65	47.23
5666	NASDAQ	VSEC	Tue, Oct 5, 2021	48.14	48.78	47.45	48.11
5665	NASDAQ	VSEC	Mon, Oct 4, 2021	48.74	49.78	47.58	47.76
5664	NASDAQ	VSEC	Fri, Oct 1, 2021	48.49	49.61	44.50	49.26
5663	NASDAQ	VSEC	Thu, Sep 30, 2021	49.50	50.08	48.08	48.17
5662	NASDAQ	VSEC	Wed, Sep 29, 2021	48.03	49.40	48.00	49.13
5661	NASDAQ	VSEC	Tue, Sep 28, 2021	48.78	48.99	47.58	47.74
5660	NASDAQ	VSEC	Mon, Sep 27, 2021	47.59	49.45	47.59	48.81
5659	NASDAQ	VSEC	Fri, Sep 24, 2021	47.74	48.28	47.63	47.63
5658	NASDAQ	VSEC	Thu, Sep 23, 2021	46.84	48.50	46.84	47.88
5657	NASDAQ	VSEC	Wed, Sep 22, 2021	45.55	47.00	45.38	46.49
5656	NASDAQ	VSEC	Tue, Sep 21, 2021	45.70	45.79	45.11	45.17
5655	NASDAQ	VSEC	Mon, Sep 20, 2021	45.08	46.85	44.74	45.61
5654	NASDAQ	VSEC	Fri, Sep 17, 2021	46.45	47.50	45.13	46.06
5653	NASDAQ	VSEC	Thu, Sep 16, 2021	48.30	48.86	45.52	46.27
5652	NASDAQ	VSEC	Wed, Sep 15, 2021	47.92	49.12	47.68	48.11
5651	NASDAQ	VSEC	Tue, Sep 14, 2021	48.12	48.39	47.30	47.70
5650	NASDAQ	VSEC	Mon, Sep 13, 2021	47.76	48.22	47.29	47.95
5649	NASDAQ	VSEC	Fri, Sep 10, 2021	47.87	48.13	47.10	47.33
5648	NASDAQ	VSEC	Thu, Sep 9, 2021	47.71	48.74	47.51	47.78
5647	NASDAQ	VSEC	Wed, Sep 8, 2021	48.64	50.14	47.17	47.68
5646	NASDAQ	VSEC	Tue, Sep 7, 2021	49.15	49.79	48.50	48.92
5645	NASDAQ	VSEC	Fri, Sep 3, 2021	49.96	50.35	48.94	48.97
5644	NASDAQ	VSEC	Thu, Sep 2, 2021	49.78	50.12	49.65	49.85
5643	NASDAQ	VSEC	Wed, Sep 1, 2021	49.93	49.93	48.54	49.57
5642	NASDAQ	VSEC	Tue, Aug 31, 2021	48.85	50.31	48.85	49.99
5641	NASDAQ	VSEC	Mon, Aug 30, 2021	50.15	50.15	48.54	48.85
5640	NASDAQ	VSEC	Fri, Aug 27, 2021	48.72	49.89	48.72	49.76
5639	NASDAQ	VSEC	Thu, Aug 26, 2021	47.87	49.29	47.87	48.22
5638	NASDAQ	VSEC	Wed, Aug 25, 2021	48.20	49.10	47.65	47.70
5637	NASDAQ	VSEC	Tue, Aug 24, 2021	47.84	48.91	47.65	48.33
5636	NASDAQ	VSEC	Mon, Aug 23, 2021	47.49	49.60	47.46	47.55
5635	NASDAQ	VSEC	Fri, Aug 20, 2021	46.70	48.28	46.43	47.45
5634	NASDAQ	VSEC	Thu, Aug 19, 2021	46.54	47.12	45.46	47.10
5633	NASDAQ	VSEC	Wed, Aug 18, 2021	47.58	49.81	46.82	47.03
5632	NASDAQ	VSEC	Tue, Aug 17, 2021	47.06	48.28	46.66	47.75
5631	NASDAQ	VSEC	Mon, Aug 16, 2021	47.18	47.83	46.44	47.52
5630	NASDAQ	VSEC	Fri, Aug 13, 2021	48.18	48.58	46.25	47.62
5629	NASDAQ	VSEC	Thu, Aug 12, 2021	47.46	48.86	46.58	48.00
5628	NASDAQ	VSEC	Wed, Aug 11, 2021	46.56	47.55	46.09	47.31
5627	NASDAQ	VSEC	Tue, Aug 10, 2021	46.28	46.54	45.95	46.53
5626	NASDAQ	VSEC	Mon, Aug 9, 2021	46.88	46.88	45.59	46.08
5625	NASDAQ	VSEC	Fri, Aug 6, 2021	46.54	47.35	46.14	46.90
5624	NASDAQ	VSEC	Thu, Aug 5, 2021	45.24	46.92	45.24	46.02
5623	NASDAQ	VSEC	Wed, Aug 4, 2021	46.78	47.92	45.25	45.41
5622	NASDAQ	VSEC	Tue, Aug 3, 2021	48.76	49.13	47.10	47.26
5621	NASDAQ	VSEC	Mon, Aug 2, 2021	50.05	50.77	48.26	48.50
5620	NASDAQ	VSEC	Fri, Jul 30, 2021	50.99	52.47	49.84	50.05
5619	NASDAQ	VSEC	Thu, Jul 29, 2021	52.56	52.56	50.01	50.75
5618	NASDAQ	VSEC	Wed, Jul 28, 2021	52.49	53.35	51.89	51.90
5617	NASDAQ	VSEC	Tue, Jul 27, 2021	52.33	52.68	52.00	52.37
5616	NASDAQ	VSEC	Mon, Jul 26, 2021	52.00	53.39	51.63	52.41
5615	NASDAQ	VSEC	Fri, Jul 23, 2021	51.80	52.19	50.93	51.87
5614	NASDAQ	VSEC	Thu, Jul 22, 2021	51.82	53.28	50.91	51.36
5613	NASDAQ	VSEC	Wed, Jul 21, 2021	52.09	52.69	51.24	51.81
5612	NASDAQ	VSEC	Tue, Jul 20, 2021	50.07	52.42	50.03	51.57
5611	NASDAQ	VSEC	Mon, Jul 19, 2021	51.70	52.44	49.50	50.07
5610	NASDAQ	VSEC	Fri, Jul 16, 2021	51.84	53.12	51.52	52.60
5609	NASDAQ	VSEC	Thu, Jul 15, 2021	50.92	51.69	50.75	51.27
5608	NASDAQ	VSEC	Wed, Jul 14, 2021	51.18	51.96	50.65	50.89
5607	NASDAQ	VSEC	Tue, Jul 13, 2021	50.20	52.97	50.20	51.19
5606	NASDAQ	VSEC	Mon, Jul 12, 2021	48.58	49.24	48.12	49.04
5605	NASDAQ	VSEC	Fri, Jul 9, 2021	48.22	49.00	48.11	48.62
5604	NASDAQ	VSEC	Thu, Jul 8, 2021	47.54	48.42	46.67	47.68
5603	NASDAQ	VSEC	Wed, Jul 7, 2021	48.85	49.42	47.64	48.21
5602	NASDAQ	VSEC	Tue, Jul 6, 2021	50.27	50.55	48.76	48.84
5601	NASDAQ	VSEC	Fri, Jul 2, 2021	50.13	50.50	49.35	50.10
5600	NASDAQ	VSEC	Thu, Jul 1, 2021	49.83	50.51	49.22	50.23
5599	NASDAQ	VSEC	Wed, Jun 30, 2021	49.13	49.84	49.06	49.51
5598	NASDAQ	VSEC	Tue, Jun 29, 2021	49.74	51.12	49.28	49.36
5597	NASDAQ	VSEC	Mon, Jun 28, 2021	50.32	51.41	48.88	49.50
5596	NASDAQ	VSEC	Fri, Jun 25, 2021	50.80	51.91	49.39	50.18
5595	NASDAQ	VSEC	Thu, Jun 24, 2021	51.02	51.02	50.27	50.50
5594	NASDAQ	VSEC	Wed, Jun 23, 2021	52.16	53.44	50.80	51.01
5593	NASDAQ	VSEC	Tue, Jun 22, 2021	51.58	52.54	50.59	52.30
5592	NASDAQ	VSEC	Mon, Jun 21, 2021	50.50	51.73	50.15	51.35
5591	NASDAQ	VSEC	Fri, Jun 18, 2021	50.00	50.42	49.57	50.05
5590	NASDAQ	VSEC	Thu, Jun 17, 2021	49.96	50.60	49.16	50.32
5589	NASDAQ	VSEC	Wed, Jun 16, 2021	50.83	51.10	50.00	50.01
5588	NASDAQ	VSEC	Tue, Jun 15, 2021	50.45	51.05	49.95	51.01
5587	NASDAQ	VSEC	Mon, Jun 14, 2021	50.73	50.73	49.40	50.18
5586	NASDAQ	VSEC	Fri, Jun 11, 2021	50.03	51.07	50.03	50.77
5585	NASDAQ	VSEC	Thu, Jun 10, 2021	50.55	50.56	49.91	50.00
5584	NASDAQ	VSEC	Wed, Jun 9, 2021	51.43	51.49	50.13	50.31
5583	NASDAQ	VSEC	Tue, Jun 8, 2021	51.19	51.50	50.78	51.13
5582	NASDAQ	VSEC	Mon, Jun 7, 2021	50.47	51.30	49.37	50.88
5581	NASDAQ	VSEC	Fri, Jun 4, 2021	49.72	50.15	48.48	50.00
5580	NASDAQ	VSEC	Thu, Jun 3, 2021	48.90	49.45	48.04	49.30
5579	NASDAQ	VSEC	Wed, Jun 2, 2021	49.85	49.85	48.47	49.24
5578	NASDAQ	VSEC	Tue, Jun 1, 2021	47.82	49.44	47.69	49.40
5577	NASDAQ	VSEC	Fri, May 28, 2021	47.69	47.94	46.91	47.57
5576	NASDAQ	VSEC	Thu, May 27, 2021	47.27	47.99	47.05	47.65
5575	NASDAQ	VSEC	Wed, May 26, 2021	45.49	46.88	45.05	46.71
5574	NASDAQ	VSEC	Tue, May 25, 2021	45.88	46.64	45.30	45.30
5573	NASDAQ	VSEC	Mon, May 24, 2021	45.51	46.28	45.30	45.90
5572	NASDAQ	VSEC	Fri, May 21, 2021	44.38	45.51	44.26	45.25
5571	NASDAQ	VSEC	Thu, May 20, 2021	44.35	44.95	43.70	44.29
5570	NASDAQ	VSEC	Wed, May 19, 2021	43.34	44.92	43.16	44.34
5569	NASDAQ	VSEC	Tue, May 18, 2021	43.76	44.32	43.46	43.94
5568	NASDAQ	VSEC	Mon, May 17, 2021	43.56	43.77	43.01	43.45
5567	NASDAQ	VSEC	Fri, May 14, 2021	44.43	44.43	43.56	43.65
5566	NASDAQ	VSEC	Thu, May 13, 2021	43.35	44.69	43.35	43.79
5565	NASDAQ	VSEC	Wed, May 12, 2021	43.28	43.71	42.75	42.91
5564	NASDAQ	VSEC	Tue, May 11, 2021	43.19	43.66	41.55	43.21
5563	NASDAQ	VSEC	Mon, May 10, 2021	44.24	44.72	43.50	43.50
5562	NASDAQ	VSEC	Fri, May 7, 2021	43.21	45.87	41.19	43.93
5561	NASDAQ	VSEC	Thu, May 6, 2021	43.21	43.46	42.00	43.45
5560	NASDAQ	VSEC	Wed, May 5, 2021	44.52	45.00	42.15	42.62
5559	NASDAQ	VSEC	Tue, May 4, 2021	45.30	47.38	43.57	43.67
5558	NASDAQ	VSEC	Mon, May 3, 2021	43.75	48.03	43.75	45.74
5557	NASDAQ	VSEC	Fri, Apr 30, 2021	43.75	43.89	42.77	43.15
5556	NASDAQ	VSEC	Thu, Apr 29, 2021	44.37	44.80	42.58	44.20
5555	NASDAQ	VSEC	Wed, Apr 28, 2021	44.10	44.23	43.32	43.76
5554	NASDAQ	VSEC	Tue, Apr 27, 2021	42.98	44.29	42.92	44.17
5553	NASDAQ	VSEC	Mon, Apr 26, 2021	44.06	44.87	43.77	43.91
5552	NASDAQ	VSEC	Fri, Apr 23, 2021	42.68	44.28	42.35	44.05
5551	NASDAQ	VSEC	Thu, Apr 22, 2021	42.69	43.23	42.26	42.51
5550	NASDAQ	VSEC	Wed, Apr 21, 2021	43.26	43.74	42.00	42.47
5549	NASDAQ	VSEC	Tue, Apr 20, 2021	44.78	44.85	43.11	43.35
5548	NASDAQ	VSEC	Mon, Apr 19, 2021	44.82	45.00	43.65	44.19
5547	NASDAQ	VSEC	Fri, Apr 16, 2021	44.54	45.01	44.33	44.83
5546	NASDAQ	VSEC	Thu, Apr 15, 2021	43.75	44.18	43.22	44.15
5545	NASDAQ	VSEC	Wed, Apr 14, 2021	42.47	44.00	42.47	43.59
5544	NASDAQ	VSEC	Tue, Apr 13, 2021	43.00	43.00	41.80	42.47
5543	NASDAQ	VSEC	Mon, Apr 12, 2021	41.92	42.44	41.49	42.42
5542	NASDAQ	VSEC	Fri, Apr 9, 2021	40.46	41.96	40.40	41.84
5541	NASDAQ	VSEC	Thu, Apr 8, 2021	39.78	40.85	39.60	40.45
5540	NASDAQ	VSEC	Wed, Apr 7, 2021	40.25	40.46	39.59	39.83
5539	NASDAQ	VSEC	Tue, Apr 6, 2021	41.20	41.70	40.43	40.72
5538	NASDAQ	VSEC	Mon, Apr 5, 2021	40.84	41.54	40.63	41.20
5537	NASDAQ	VSEC	Thu, Apr 1, 2021	39.63	40.82	39.30	40.40
5536	NASDAQ	VSEC	Wed, Mar 31, 2021	38.80	39.67	37.98	39.50
5535	NASDAQ	VSEC	Tue, Mar 30, 2021	38.62	38.89	38.45	38.89
5534	NASDAQ	VSEC	Mon, Mar 29, 2021	38.84	39.76	38.56	38.65
5533	NASDAQ	VSEC	Fri, Mar 26, 2021	39.46	40.16	38.45	39.32
5532	NASDAQ	VSEC	Thu, Mar 25, 2021	37.98	39.19	36.66	38.98
5531	NASDAQ	VSEC	Wed, Mar 24, 2021	38.85	40.00	38.10	38.15
5530	NASDAQ	VSEC	Tue, Mar 23, 2021	38.80	39.28	38.49	38.74
5529	NASDAQ	VSEC	Mon, Mar 22, 2021	40.31	40.51	38.97	39.30
5528	NASDAQ	VSEC	Fri, Mar 19, 2021	42.62	42.83	39.79	39.86
5527	NASDAQ	VSEC	Thu, Mar 18, 2021	42.28	43.17	41.70	42.25
5526	NASDAQ	VSEC	Wed, Mar 17, 2021	41.08	42.72	40.47	42.27
5525	NASDAQ	VSEC	Tue, Mar 16, 2021	41.97	42.40	41.18	41.54
5524	NASDAQ	VSEC	Mon, Mar 15, 2021	44.01	44.01	41.35	42.15
5523	NASDAQ	VSEC	Fri, Mar 12, 2021	43.55	44.27	43.22	43.82
5522	NASDAQ	VSEC	Thu, Mar 11, 2021	42.71	43.82	42.48	43.48
5521	NASDAQ	VSEC	Wed, Mar 10, 2021	41.36	42.49	41.36	42.49
5520	NASDAQ	VSEC	Tue, Mar 9, 2021	42.12	42.20	40.81	41.33
5519	NASDAQ	VSEC	Mon, Mar 8, 2021	39.07	42.24	39.07	41.42
5518	NASDAQ	VSEC	Fri, Mar 5, 2021	39.30	40.93	37.97	39.34
5517	NASDAQ	VSEC	Thu, Mar 4, 2021	39.29	40.13	37.12	39.06
5516	NASDAQ	VSEC	Wed, Mar 3, 2021	39.67	40.50	38.96	39.00
5515	NASDAQ	VSEC	Tue, Mar 2, 2021	39.86	40.34	39.45	39.52
5514	NASDAQ	VSEC	Mon, Mar 1, 2021	39.83	40.48	39.35	39.90
5513	NASDAQ	VSEC	Fri, Feb 26, 2021	38.69	39.39	38.17	38.56
5512	NASDAQ	VSEC	Thu, Feb 25, 2021	39.86	40.29	38.52	38.61
5511	NASDAQ	VSEC	Wed, Feb 24, 2021	38.78	40.20	38.58	39.84
5510	NASDAQ	VSEC	Tue, Feb 23, 2021	39.21	39.36	38.05	38.50
5509	NASDAQ	VSEC	Mon, Feb 22, 2021	37.16	39.29	37.16	39.02
5508	NASDAQ	VSEC	Fri, Feb 19, 2021	37.37	37.85	37.11	37.62
5507	NASDAQ	VSEC	Thu, Feb 18, 2021	37.62	38.39	36.92	37.27
5506	NASDAQ	VSEC	Wed, Feb 17, 2021	37.06	38.43	36.98	37.77
5505	NASDAQ	VSEC	Tue, Feb 16, 2021	35.49	37.65	34.91	36.98
5504	NASDAQ	VSEC	Fri, Feb 12, 2021	34.65	35.21	34.60	34.95
5503	NASDAQ	VSEC	Thu, Feb 11, 2021	35.00	35.33	34.45	34.87
5502	NASDAQ	VSEC	Wed, Feb 10, 2021	35.25	35.34	34.61	34.87
5501	NASDAQ	VSEC	Tue, Feb 9, 2021	35.00	35.78	34.51	35.43
5500	NASDAQ	VSEC	Mon, Feb 8, 2021	35.00	35.19	34.85	35.00
5499	NASDAQ	VSEC	Fri, Feb 5, 2021	34.90	35.05	34.34	34.99
5498	NASDAQ	VSEC	Thu, Feb 4, 2021	35.08	35.08	34.75	34.91
5497	NASDAQ	VSEC	Wed, Feb 3, 2021	34.75	35.05	34.39	35.00
5496	NASDAQ	VSEC	Tue, Feb 2, 2021	34.79	35.06	34.30	34.76
5495	NASDAQ	VSEC	Mon, Feb 1, 2021	35.00	35.00	34.03	34.50
5494	NASDAQ	VSEC	Fri, Jan 29, 2021	34.99	35.01	34.15	34.60
5493	NASDAQ	VSEC	Thu, Jan 28, 2021	37.92	38.56	37.01	37.42
5492	NASDAQ	VSEC	Wed, Jan 27, 2021	39.53	39.57	37.04	37.40
5491	NASDAQ	VSEC	Tue, Jan 26, 2021	41.60	41.62	40.31	40.31
5490	NASDAQ	VSEC	Mon, Jan 25, 2021	41.39	41.49	40.28	41.48
5489	NASDAQ	VSEC	Fri, Jan 22, 2021	39.53	41.39	39.53	41.39
5488	NASDAQ	VSEC	Thu, Jan 21, 2021	39.65	40.93	38.70	40.14
5487	NASDAQ	VSEC	Wed, Jan 20, 2021	40.18	40.50	39.51	39.88
5486	NASDAQ	VSEC	Tue, Jan 19, 2021	41.56	41.56	40.28	40.42
5485	NASDAQ	VSEC	Fri, Jan 15, 2021	41.61	41.88	40.42	40.85
5484	NASDAQ	VSEC	Thu, Jan 14, 2021	40.88	42.38	40.88	42.03
5483	NASDAQ	VSEC	Wed, Jan 13, 2021	41.49	41.79	40.11	40.45
5482	NASDAQ	VSEC	Tue, Jan 12, 2021	40.46	42.43	39.87	41.95
5481	NASDAQ	VSEC	Mon, Jan 11, 2021	39.85	42.01	39.10	39.73
5480	NASDAQ	VSEC	Fri, Jan 8, 2021	41.58	41.80	39.38	40.13
5479	NASDAQ	VSEC	Thu, Jan 7, 2021	41.85	41.92	40.10	41.00
5478	NASDAQ	VSEC	Wed, Jan 6, 2021	40.37	42.40	40.37	41.99
5477	NASDAQ	VSEC	Tue, Jan 5, 2021	38.00	39.85	37.99	39.58
5476	NASDAQ	VSEC	Mon, Jan 4, 2021	38.96	39.00	37.01	37.67
5475	NASDAQ	VSEC	Thu, Dec 31, 2020	39.24	39.72	38.19	38.49
5474	NASDAQ	VSEC	Wed, Dec 30, 2020	39.55	39.83	39.10	39.58
5473	NASDAQ	VSEC	Tue, Dec 29, 2020	39.91	40.19	39.33	39.49
5472	NASDAQ	VSEC	Mon, Dec 28, 2020	40.96	41.10	40.10	40.41
5471	NASDAQ	VSEC	Thu, Dec 24, 2020	40.30	41.39	40.27	40.71
5470	NASDAQ	VSEC	Wed, Dec 23, 2020	39.32	41.15	38.11	40.54
5469	NASDAQ	VSEC	Tue, Dec 22, 2020	38.60	40.48	38.25	39.66
5468	NASDAQ	VSEC	Mon, Dec 21, 2020	40.10	41.31	38.47	38.80
5467	NASDAQ	VSEC	Fri, Dec 18, 2020	41.42	41.80	40.30	40.54
5466	NASDAQ	VSEC	Thu, Dec 17, 2020	39.89	41.38	38.89	41.16
5465	NASDAQ	VSEC	Wed, Dec 16, 2020	40.00	40.96	39.34	39.35
5464	NASDAQ	VSEC	Tue, Dec 15, 2020	38.00	41.99	37.48	40.19
5463	NASDAQ	VSEC	Mon, Dec 14, 2020	37.58	38.25	37.18	37.88
5462	NASDAQ	VSEC	Fri, Dec 11, 2020	37.71	38.31	36.80	37.58
5461	NASDAQ	VSEC	Thu, Dec 10, 2020	36.92	38.12	36.92	38.11
5460	NASDAQ	VSEC	Wed, Dec 9, 2020	37.10	37.71	36.46	37.06
5459	NASDAQ	VSEC	Tue, Dec 8, 2020	36.09	37.34	36.01	37.16
5458	NASDAQ	VSEC	Mon, Dec 7, 2020	36.50	36.81	35.81	36.41
5457	NASDAQ	VSEC	Fri, Dec 4, 2020	35.67	36.88	34.15	36.52
5456	NASDAQ	VSEC	Thu, Dec 3, 2020	34.75	36.38	34.72	35.83
5455	NASDAQ	VSEC	Wed, Dec 2, 2020	34.62	34.98	34.39	34.64
5454	NASDAQ	VSEC	Tue, Dec 1, 2020	34.27	35.38	34.08	34.81
5453	NASDAQ	VSEC	Mon, Nov 30, 2020	34.98	35.12	34.10	34.20
5452	NASDAQ	VSEC	Fri, Nov 27, 2020	36.10	36.29	34.83	35.35
5451	NASDAQ	VSEC	Wed, Nov 25, 2020	35.50	36.44	34.35	36.34
5450	NASDAQ	VSEC	Tue, Nov 24, 2020	35.80	35.80	34.94	35.50
5449	NASDAQ	VSEC	Mon, Nov 23, 2020	35.39	36.09	34.80	35.13
5448	NASDAQ	VSEC	Fri, Nov 20, 2020	34.09	35.63	34.09	35.50
5447	NASDAQ	VSEC	Thu, Nov 19, 2020	33.40	35.00	33.36	34.65
5446	NASDAQ	VSEC	Wed, Nov 18, 2020	33.40	33.45	32.87	33.05
5445	NASDAQ	VSEC	Tue, Nov 17, 2020	32.67	33.87	32.48	33.02
5444	NASDAQ	VSEC	Mon, Nov 16, 2020	33.48	33.56	32.78	33.27
5443	NASDAQ	VSEC	Fri, Nov 13, 2020	32.01	33.17	32.01	32.81
5442	NASDAQ	VSEC	Thu, Nov 12, 2020	33.33	33.33	31.29	31.83
5441	NASDAQ	VSEC	Wed, Nov 11, 2020	32.22	33.08	31.56	32.82
5440	NASDAQ	VSEC	Tue, Nov 10, 2020	31.94	33.51	31.42	31.56
5439	NASDAQ	VSEC	Mon, Nov 9, 2020	31.28	32.49	31.28	31.50
5438	NASDAQ	VSEC	Fri, Nov 6, 2020	30.96	31.06	30.50	30.50
5437	NASDAQ	VSEC	Thu, Nov 5, 2020	30.89	31.64	30.70	30.70
5436	NASDAQ	VSEC	Wed, Nov 4, 2020	31.03	31.27	30.64	30.64
5435	NASDAQ	VSEC	Tue, Nov 3, 2020	31.60	31.62	30.34	31.50
5434	NASDAQ	VSEC	Mon, Nov 2, 2020	29.42	31.26	29.42	31.26
5433	NASDAQ	VSEC	Fri, Oct 30, 2020	29.07	29.84	28.43	28.96
5432	NASDAQ	VSEC	Thu, Oct 29, 2020	27.50	30.28	27.50	29.50
5431	NASDAQ	VSEC	Wed, Oct 28, 2020	30.00	30.47	27.56	29.60
5430	NASDAQ	VSEC	Tue, Oct 27, 2020	30.76	30.76	30.38	30.43
5429	NASDAQ	VSEC	Mon, Oct 26, 2020	31.30	31.30	30.63	30.96
5428	NASDAQ	VSEC	Fri, Oct 23, 2020	31.49	31.77	31.17	31.38
5427	NASDAQ	VSEC	Thu, Oct 22, 2020	31.02	31.50	31.02	31.15
5426	NASDAQ	VSEC	Wed, Oct 21, 2020	31.48	31.48	31.01	31.01
5425	NASDAQ	VSEC	Tue, Oct 20, 2020	31.63	31.72	31.25	31.51
5424	NASDAQ	VSEC	Mon, Oct 19, 2020	31.36	31.69	31.25	31.25
5423	NASDAQ	VSEC	Fri, Oct 16, 2020	31.15	31.66	30.46	31.46
5422	NASDAQ	VSEC	Thu, Oct 15, 2020	30.45	31.45	30.17	31.36
5421	NASDAQ	VSEC	Wed, Oct 14, 2020	31.29	31.50	30.70	30.79
5420	NASDAQ	VSEC	Tue, Oct 13, 2020	31.05	31.59	31.05	31.37
5419	NASDAQ	VSEC	Mon, Oct 12, 2020	30.55	31.50	30.51	31.50
5418	NASDAQ	VSEC	Fri, Oct 9, 2020	31.26	31.42	30.65	30.65
5417	NASDAQ	VSEC	Thu, Oct 8, 2020	31.60	31.74	31.02	31.34
5416	NASDAQ	VSEC	Wed, Oct 7, 2020	31.37	31.49	30.80	31.24
5415	NASDAQ	VSEC	Tue, Oct 6, 2020	31.50	31.99	30.58	30.93
5414	NASDAQ	VSEC	Mon, Oct 5, 2020	31.40	31.55	30.91	31.23
5413	NASDAQ	VSEC	Fri, Oct 2, 2020	30.05	31.90	29.65	31.30
5412	NASDAQ	VSEC	Thu, Oct 1, 2020	30.79	31.30	30.19	30.75
5411	NASDAQ	VSEC	Wed, Sep 30, 2020	31.65	31.68	30.33	30.64
5410	NASDAQ	VSEC	Tue, Sep 29, 2020	31.50	31.74	30.80	31.19
5409	NASDAQ	VSEC	Mon, Sep 28, 2020	30.07	31.75	30.07	31.56
5408	NASDAQ	VSEC	Fri, Sep 25, 2020	29.57	30.35	29.57	29.75
5407	NASDAQ	VSEC	Thu, Sep 24, 2020	29.48	30.12	29.15	29.83
5406	NASDAQ	VSEC	Wed, Sep 23, 2020	29.64	30.38	29.09	29.75
5405	NASDAQ	VSEC	Tue, Sep 22, 2020	29.26	29.90	28.98	29.76
5404	NASDAQ	VSEC	Mon, Sep 21, 2020	29.35	29.63	28.49	29.24
5403	NASDAQ	VSEC	Fri, Sep 18, 2020	30.21	30.42	28.68	30.42
5402	NASDAQ	VSEC	Thu, Sep 17, 2020	29.41	30.11	29.41	29.87
5401	NASDAQ	VSEC	Wed, Sep 16, 2020	29.68	30.49	29.52	29.78
5400	NASDAQ	VSEC	Tue, Sep 15, 2020	29.00	29.83	28.80	29.24
5399	NASDAQ	VSEC	Mon, Sep 14, 2020	28.68	28.86	28.38	28.65
5398	NASDAQ	VSEC	Fri, Sep 11, 2020	28.54	28.56	28.12	28.33
5397	NASDAQ	VSEC	Thu, Sep 10, 2020	28.91	29.10	28.04	28.04
5396	NASDAQ	VSEC	Wed, Sep 9, 2020	28.71	29.24	28.12	28.82
5395	NASDAQ	VSEC	Tue, Sep 8, 2020	28.60	29.02	28.13	28.31
5394	NASDAQ	VSEC	Fri, Sep 4, 2020	30.03	30.03	28.89	29.19
5393	NASDAQ	VSEC	Thu, Sep 3, 2020	30.13	30.53	29.29	29.35
5392	NASDAQ	VSEC	Wed, Sep 2, 2020	29.96	30.63	29.61	30.48
5391	NASDAQ	VSEC	Tue, Sep 1, 2020	28.91	30.05	28.91	29.72
5390	NASDAQ	VSEC	Mon, Aug 31, 2020	30.18	30.18	29.03	29.03
5389	NASDAQ	VSEC	Fri, Aug 28, 2020	29.81	30.41	29.55	29.96
5388	NASDAQ	VSEC	Thu, Aug 27, 2020	29.65	30.01	29.25	29.56
5387	NASDAQ	VSEC	Wed, Aug 26, 2020	29.63	29.88	29.27	29.36
5386	NASDAQ	VSEC	Tue, Aug 25, 2020	30.82	31.38	30.11	30.18
5385	NASDAQ	VSEC	Mon, Aug 24, 2020	28.75	30.33	28.35	30.27
5384	NASDAQ	VSEC	Fri, Aug 21, 2020	29.87	29.87	28.00	28.05
5383	NASDAQ	VSEC	Thu, Aug 20, 2020	30.52	30.52	29.74	29.94
5382	NASDAQ	VSEC	Wed, Aug 19, 2020	30.74	31.46	30.29	31.07
5381	NASDAQ	VSEC	Tue, Aug 18, 2020	31.62	31.62	30.34	30.73
5380	NASDAQ	VSEC	Mon, Aug 17, 2020	31.06	32.49	31.00	31.82
5379	NASDAQ	VSEC	Fri, Aug 14, 2020	29.79	30.99	29.79	30.93
5378	NASDAQ	VSEC	Thu, Aug 13, 2020	31.11	31.11	29.52	30.15
5377	NASDAQ	VSEC	Wed, Aug 12, 2020	32.38	32.38	29.39	31.02
5376	NASDAQ	VSEC	Tue, Aug 11, 2020	31.13	32.67	31.13	31.89
5375	NASDAQ	VSEC	Mon, Aug 10, 2020	29.80	31.23	29.77	30.66
5374	NASDAQ	VSEC	Fri, Aug 7, 2020	28.63	29.57	28.60	29.49
5373	NASDAQ	VSEC	Thu, Aug 6, 2020	28.72	28.83	28.65	28.75
5372	NASDAQ	VSEC	Wed, Aug 5, 2020	28.99	29.00	28.62	28.83
5371	NASDAQ	VSEC	Tue, Aug 4, 2020	28.80	28.86	28.42	28.56
5370	NASDAQ	VSEC	Mon, Aug 3, 2020	28.33	28.89	28.07	28.86
5369	NASDAQ	VSEC	Fri, Jul 31, 2020	29.42	29.42	27.79	28.13
5368	NASDAQ	VSEC	Thu, Jul 30, 2020	28.60	30.00	28.60	29.69
5367	NASDAQ	VSEC	Wed, Jul 29, 2020	28.56	29.56	27.73	28.04
5366	NASDAQ	VSEC	Tue, Jul 28, 2020	29.27	29.30	28.39	28.59
5365	NASDAQ	VSEC	Mon, Jul 27, 2020	28.87	29.56	28.87	29.56
5364	NASDAQ	VSEC	Fri, Jul 24, 2020	29.15	29.15	28.75	28.75
5363	NASDAQ	VSEC	Thu, Jul 23, 2020	29.13	29.57	28.78	28.97
5362	NASDAQ	VSEC	Wed, Jul 22, 2020	29.18	29.63	29.13	29.13
5361	NASDAQ	VSEC	Tue, Jul 21, 2020	29.14	29.80	29.14	29.29
5360	NASDAQ	VSEC	Mon, Jul 20, 2020	29.16	29.41	28.79	28.79
5359	NASDAQ	VSEC	Fri, Jul 17, 2020	29.43	30.02	29.00	29.16
5358	NASDAQ	VSEC	Thu, Jul 16, 2020	29.92	29.96	29.02	29.61
5357	NASDAQ	VSEC	Wed, Jul 15, 2020	29.22	30.48	29.12	29.77
5356	NASDAQ	VSEC	Tue, Jul 14, 2020	28.17	28.84	28.08	28.34
5355	NASDAQ	VSEC	Mon, Jul 13, 2020	29.60	29.60	27.89	28.53
5354	NASDAQ	VSEC	Fri, Jul 10, 2020	27.40	29.34	27.40	29.11
5353	NASDAQ	VSEC	Thu, Jul 9, 2020	28.53	28.53	27.30	27.51
5352	NASDAQ	VSEC	Wed, Jul 8, 2020	28.53	28.88	28.03	28.77
5351	NASDAQ	VSEC	Tue, Jul 7, 2020	30.08	30.60	28.45	28.81
5350	NASDAQ	VSEC	Mon, Jul 6, 2020	30.78	30.78	30.04	30.34
5349	NASDAQ	VSEC	Thu, Jul 2, 2020	30.49	31.03	29.77	30.21
5348	NASDAQ	VSEC	Wed, Jul 1, 2020	30.62	31.21	29.37	29.89
5347	NASDAQ	VSEC	Tue, Jun 30, 2020	31.04	31.78	28.32	31.39
5346	NASDAQ	VSEC	Mon, Jun 29, 2020	29.63	30.99	29.29	30.98
5345	NASDAQ	VSEC	Fri, Jun 26, 2020	27.31	29.99	27.27	29.45
5344	NASDAQ	VSEC	Thu, Jun 25, 2020	26.83	27.83	26.69	27.57
5343	NASDAQ	VSEC	Wed, Jun 24, 2020	27.99	27.99	27.00	27.09
5342	NASDAQ	VSEC	Tue, Jun 23, 2020	27.92	28.00	27.53	27.76
5341	NASDAQ	VSEC	Mon, Jun 22, 2020	27.36	27.48	26.79	27.39
5340	NASDAQ	VSEC	Fri, Jun 19, 2020	28.50	28.94	27.38	27.78
5339	NASDAQ	VSEC	Thu, Jun 18, 2020	28.31	29.10	27.15	28.40
5338	NASDAQ	VSEC	Wed, Jun 17, 2020	28.62	29.81	28.45	28.80
5337	NASDAQ	VSEC	Tue, Jun 16, 2020	29.59	30.07	28.00	29.09
5336	NASDAQ	VSEC	Mon, Jun 15, 2020	26.20	28.42	25.90	28.18
5335	NASDAQ	VSEC	Fri, Jun 12, 2020	28.03	28.84	26.25	27.36
5334	NASDAQ	VSEC	Thu, Jun 11, 2020	28.28	28.37	26.79	27.07
5333	NASDAQ	VSEC	Wed, Jun 10, 2020	30.36	31.45	28.75	29.85
5332	NASDAQ	VSEC	Tue, Jun 9, 2020	30.84	31.04	29.86	30.69
5331	NASDAQ	VSEC	Mon, Jun 8, 2020	31.00	31.75	30.80	31.50
5330	NASDAQ	VSEC	Fri, Jun 5, 2020	29.36	30.49	28.88	30.32
5329	NASDAQ	VSEC	Thu, Jun 4, 2020	28.64	29.28	27.50	27.99
5328	NASDAQ	VSEC	Wed, Jun 3, 2020	27.94	29.51	27.66	28.94
5327	NASDAQ	VSEC	Tue, Jun 2, 2020	27.40	27.82	27.07	27.19
5326	NASDAQ	VSEC	Mon, Jun 1, 2020	25.91	27.48	25.72	27.03
5325	NASDAQ	VSEC	Fri, May 29, 2020	25.81	26.17	24.51	26.00
5324	NASDAQ	VSEC	Thu, May 28, 2020	27.30	27.64	26.08	26.37
5323	NASDAQ	VSEC	Wed, May 27, 2020	26.26	27.02	24.60	26.84
5322	NASDAQ	VSEC	Tue, May 26, 2020	24.41	25.54	24.27	24.91
5321	NASDAQ	VSEC	Fri, May 22, 2020	23.10	23.39	22.72	23.27
5320	NASDAQ	VSEC	Thu, May 21, 2020	23.26	23.58	22.77	23.04
5319	NASDAQ	VSEC	Wed, May 20, 2020	22.76	23.88	22.76	23.19
5318	NASDAQ	VSEC	Tue, May 19, 2020	23.48	23.82	22.32	22.44
5317	NASDAQ	VSEC	Mon, May 18, 2020	22.13	24.19	22.00	23.89
5316	NASDAQ	VSEC	Fri, May 15, 2020	20.91	21.50	20.89	21.31
5315	NASDAQ	VSEC	Thu, May 14, 2020	19.96	21.28	19.61	21.21
5314	NASDAQ	VSEC	Wed, May 13, 2020	20.10	20.99	20.10	20.52
5313	NASDAQ	VSEC	Tue, May 12, 2020	20.69	20.76	20.13	20.30
5312	NASDAQ	VSEC	Mon, May 11, 2020	20.00	20.88	19.69	20.59
5311	NASDAQ	VSEC	Fri, May 8, 2020	18.73	20.55	18.70	20.26
5310	NASDAQ	VSEC	Thu, May 7, 2020	17.76	18.45	17.76	18.33
5309	NASDAQ	VSEC	Wed, May 6, 2020	18.14	18.38	17.44	17.55
5308	NASDAQ	VSEC	Tue, May 5, 2020	19.18	19.65	17.88	17.93
5307	NASDAQ	VSEC	Mon, May 4, 2020	19.83	20.15	18.22	18.87
5306	NASDAQ	VSEC	Fri, May 1, 2020	19.00	20.04	17.43	20.00
5305	NASDAQ	VSEC	Thu, Apr 30, 2020	19.64	19.90	18.50	19.22
5304	NASDAQ	VSEC	Wed, Apr 29, 2020	21.00	21.22	19.95	20.19
5303	NASDAQ	VSEC	Tue, Apr 28, 2020	21.05	21.25	19.27	20.06
5302	NASDAQ	VSEC	Mon, Apr 27, 2020	18.66	20.00	18.18	19.88
5301	NASDAQ	VSEC	Fri, Apr 24, 2020	18.49	18.49	17.67	18.39
5300	NASDAQ	VSEC	Thu, Apr 23, 2020	17.48	18.91	17.48	18.31
5299	NASDAQ	VSEC	Wed, Apr 22, 2020	18.23	18.87	17.37	17.45
5298	NASDAQ	VSEC	Tue, Apr 21, 2020	18.00	18.48	17.25	17.53
5297	NASDAQ	VSEC	Mon, Apr 20, 2020	18.25	19.93	18.00	18.45
5296	NASDAQ	VSEC	Fri, Apr 17, 2020	16.12	18.54	16.12	18.11
5295	NASDAQ	VSEC	Thu, Apr 16, 2020	16.25	16.25	15.00	15.59
5294	NASDAQ	VSEC	Wed, Apr 15, 2020	17.79	17.79	15.75	15.76
5293	NASDAQ	VSEC	Tue, Apr 14, 2020	18.58	18.62	17.24	17.79
5292	NASDAQ	VSEC	Mon, Apr 13, 2020	18.77	18.77	17.49	17.68
5291	NASDAQ	VSEC	Thu, Apr 9, 2020	16.96	18.37	16.77	18.37
5290	NASDAQ	VSEC	Wed, Apr 8, 2020	16.45	16.93	16.22	16.57
5289	NASDAQ	VSEC	Tue, Apr 7, 2020	16.72	17.40	16.01	16.26
5288	NASDAQ	VSEC	Mon, Apr 6, 2020	15.45	16.98	15.45	16.33
5287	NASDAQ	VSEC	Fri, Apr 3, 2020	15.30	16.98	14.61	15.45
5286	NASDAQ	VSEC	Thu, Apr 2, 2020	14.21	15.64	14.21	15.45
5285	NASDAQ	VSEC	Wed, Apr 1, 2020	16.12	16.44	14.03	14.17
5284	NASDAQ	VSEC	Tue, Mar 31, 2020	16.17	16.62	15.83	16.39
5283	NASDAQ	VSEC	Mon, Mar 30, 2020	18.36	18.36	16.04	16.28
5282	NASDAQ	VSEC	Fri, Mar 27, 2020	19.98	19.98	17.34	18.36
5281	NASDAQ	VSEC	Thu, Mar 26, 2020	18.00	20.19	18.00	20.18
5280	NASDAQ	VSEC	Wed, Mar 25, 2020	18.36	19.00	17.50	18.43
5279	NASDAQ	VSEC	Tue, Mar 24, 2020	17.12	18.60	17.12	18.48
5278	NASDAQ	VSEC	Mon, Mar 23, 2020	15.49	16.59	14.53	16.20
5277	NASDAQ	VSEC	Fri, Mar 20, 2020	15.75	19.16	14.63	14.85
5276	NASDAQ	VSEC	Thu, Mar 19, 2020	14.38	16.03	14.18	15.69
5275	NASDAQ	VSEC	Wed, Mar 18, 2020	17.71	18.10	13.83	13.83
5274	NASDAQ	VSEC	Tue, Mar 17, 2020	20.50	20.50	17.70	18.06
5273	NASDAQ	VSEC	Mon, Mar 16, 2020	21.50	21.90	20.02	20.31
5272	NASDAQ	VSEC	Fri, Mar 13, 2020	22.07	24.80	21.97	23.50
5271	NASDAQ	VSEC	Thu, Mar 12, 2020	22.54	23.48	20.52	21.22
5270	NASDAQ	VSEC	Wed, Mar 11, 2020	25.01	25.08	23.68	23.89
5269	NASDAQ	VSEC	Tue, Mar 10, 2020	25.73	26.41	24.42	25.71
5268	NASDAQ	VSEC	Mon, Mar 9, 2020	25.73	26.21	25.01	25.33
5267	NASDAQ	VSEC	Fri, Mar 6, 2020	28.17	28.37	26.47	27.26
5266	NASDAQ	VSEC	Thu, Mar 5, 2020	27.30	28.62	27.30	28.59
5265	NASDAQ	VSEC	Wed, Mar 4, 2020	26.86	28.18	26.86	28.10
5264	NASDAQ	VSEC	Tue, Mar 3, 2020	28.53	28.96	26.25	26.65
5263	NASDAQ	VSEC	Mon, Mar 2, 2020	29.50	29.74	28.29	28.67
5262	NASDAQ	VSEC	Fri, Feb 28, 2020	29.99	31.81	28.10	29.45
5261	NASDAQ	VSEC	Thu, Feb 27, 2020	27.99	28.55	25.49	25.49
5260	NASDAQ	VSEC	Wed, Feb 26, 2020	28.24	29.50	28.21	28.35
5259	NASDAQ	VSEC	Tue, Feb 25, 2020	29.43	29.43	28.03	28.10
5258	NASDAQ	VSEC	Mon, Feb 24, 2020	29.31	29.77	29.15	29.40
5257	NASDAQ	VSEC	Fri, Feb 21, 2020	30.00	30.36	29.69	29.85
5256	NASDAQ	VSEC	Thu, Feb 20, 2020	30.08	30.30	29.90	30.06
5255	NASDAQ	VSEC	Wed, Feb 19, 2020	29.96	30.40	29.96	30.12
5254	NASDAQ	VSEC	Tue, Feb 18, 2020	29.81	30.04	29.66	29.89
5253	NASDAQ	VSEC	Fri, Feb 14, 2020	30.31	30.33	29.70	29.81
5252	NASDAQ	VSEC	Thu, Feb 13, 2020	30.00	30.60	30.00	30.14
5251	NASDAQ	VSEC	Wed, Feb 12, 2020	30.44	30.54	29.85	30.02
5250	NASDAQ	VSEC	Tue, Feb 11, 2020	30.70	30.70	30.15	30.15
5249	NASDAQ	VSEC	Mon, Feb 10, 2020	30.69	31.02	30.52	30.55
5248	NASDAQ	VSEC	Fri, Feb 7, 2020	30.92	31.35	30.70	30.80
5247	NASDAQ	VSEC	Thu, Feb 6, 2020	31.25	31.34	30.91	30.93
5246	NASDAQ	VSEC	Wed, Feb 5, 2020	31.25	31.52	31.04	31.22
5245	NASDAQ	VSEC	Tue, Feb 4, 2020	31.00	31.72	30.97	30.97
5244	NASDAQ	VSEC	Mon, Feb 3, 2020	31.27	31.81	30.91	30.95
5243	NASDAQ	VSEC	Fri, Jan 31, 2020	31.74	32.21	30.94	31.11
5242	NASDAQ	VSEC	Thu, Jan 30, 2020	32.00	32.39	31.35	32.36
5241	NASDAQ	VSEC	Wed, Jan 29, 2020	33.64	33.64	32.32	32.55
5240	NASDAQ	VSEC	Tue, Jan 28, 2020	33.16	33.45	32.71	32.90
5239	NASDAQ	VSEC	Mon, Jan 27, 2020	33.23	33.93	33.17	33.42
5238	NASDAQ	VSEC	Fri, Jan 24, 2020	33.97	33.97	33.42	33.42
5237	NASDAQ	VSEC	Thu, Jan 23, 2020	34.40	34.67	33.70	34.26
5236	NASDAQ	VSEC	Wed, Jan 22, 2020	33.84	34.98	33.84	34.74
5235	NASDAQ	VSEC	Tue, Jan 21, 2020	34.22	34.67	33.07	33.74
5234	NASDAQ	VSEC	Fri, Jan 17, 2020	35.81	35.81	34.46	34.50
5233	NASDAQ	VSEC	Thu, Jan 16, 2020	36.05	36.24	35.54	35.54
5232	NASDAQ	VSEC	Wed, Jan 15, 2020	35.60	36.09	35.37	35.82
5231	NASDAQ	VSEC	Tue, Jan 14, 2020	35.55	36.15	35.38	35.64
5230	NASDAQ	VSEC	Mon, Jan 13, 2020	35.37	36.00	35.10	35.55
5229	NASDAQ	VSEC	Fri, Jan 10, 2020	36.02	36.75	35.27	35.35
5228	NASDAQ	VSEC	Thu, Jan 9, 2020	36.81	36.95	35.85	35.97
5227	NASDAQ	VSEC	Wed, Jan 8, 2020	37.28	37.47	36.60	36.82
5226	NASDAQ	VSEC	Tue, Jan 7, 2020	37.87	37.89	37.01	37.19
5225	NASDAQ	VSEC	Mon, Jan 6, 2020	37.52	38.26	37.34	37.89
5224	NASDAQ	VSEC	Fri, Jan 3, 2020	36.90	37.89	36.75	37.73
5223	NASDAQ	VSEC	Thu, Jan 2, 2020	38.17	38.17	36.76	37.55
5222	NASDAQ	VSEC	Tue, Dec 31, 2019	38.33	38.53	37.56	38.04
5221	NASDAQ	VSEC	Mon, Dec 30, 2019	38.72	38.80	38.26	38.30
5220	NASDAQ	VSEC	Fri, Dec 27, 2019	39.08	39.09	38.78	38.99
5219	NASDAQ	VSEC	Thu, Dec 26, 2019	39.16	39.29	38.80	39.29
5218	NASDAQ	VSEC	Tue, Dec 24, 2019	38.65	39.16	38.65	39.16
5217	NASDAQ	VSEC	Mon, Dec 23, 2019	38.78	39.14	38.27	38.85
5216	NASDAQ	VSEC	Fri, Dec 20, 2019	38.83	39.05	38.52	38.59
5215	NASDAQ	VSEC	Thu, Dec 19, 2019	38.98	39.16	38.70	38.70
5214	NASDAQ	VSEC	Wed, Dec 18, 2019	39.05	39.09	38.60	38.98
5213	NASDAQ	VSEC	Tue, Dec 17, 2019	39.05	39.19	38.58	38.96
5212	NASDAQ	VSEC	Mon, Dec 16, 2019	39.33	39.33	37.73	39.05
5211	NASDAQ	VSEC	Fri, Dec 13, 2019	39.17	39.60	38.72	39.28
5210	NASDAQ	VSEC	Thu, Dec 12, 2019	39.02	39.61	38.81	39.15
5209	NASDAQ	VSEC	Wed, Dec 11, 2019	39.46	40.08	38.85	39.25
5208	NASDAQ	VSEC	Tue, Dec 10, 2019	39.62	39.62	38.92	39.48
5207	NASDAQ	VSEC	Mon, Dec 9, 2019	39.31	40.27	38.73	39.38
5206	NASDAQ	VSEC	Fri, Dec 6, 2019	39.92	39.99	39.21	39.36
5205	NASDAQ	VSEC	Thu, Dec 5, 2019	40.01	40.08	39.33	39.49
5204	NASDAQ	VSEC	Wed, Dec 4, 2019	39.13	39.83	39.13	39.57
5203	NASDAQ	VSEC	Tue, Dec 3, 2019	39.06	39.20	38.71	38.84
5202	NASDAQ	VSEC	Mon, Dec 2, 2019	40.48	41.14	39.50	39.89
5201	NASDAQ	VSEC	Fri, Nov 29, 2019	40.21	40.79	39.80	40.79
5200	NASDAQ	VSEC	Wed, Nov 27, 2019	40.45	41.10	40.43	40.55
5199	NASDAQ	VSEC	Tue, Nov 26, 2019	39.50	40.40	39.32	40.32
5198	NASDAQ	VSEC	Mon, Nov 25, 2019	39.33	39.93	38.71	39.37
5197	NASDAQ	VSEC	Fri, Nov 22, 2019	39.44	39.54	38.81	38.90
5196	NASDAQ	VSEC	Thu, Nov 21, 2019	38.66	39.60	38.66	39.19
5195	NASDAQ	VSEC	Wed, Nov 20, 2019	39.14	39.53	39.04	39.10
5194	NASDAQ	VSEC	Tue, Nov 19, 2019	38.20	39.46	38.20	39.22
5193	NASDAQ	VSEC	Mon, Nov 18, 2019	38.61	38.85	38.12	38.43
5192	NASDAQ	VSEC	Fri, Nov 15, 2019	38.84	39.06	38.51	38.75
5191	NASDAQ	VSEC	Thu, Nov 14, 2019	37.31	38.85	37.31	38.67
5190	NASDAQ	VSEC	Wed, Nov 13, 2019	38.21	38.22	37.17	37.94
5189	NASDAQ	VSEC	Tue, Nov 12, 2019	39.14	39.14	38.35	38.35
5188	NASDAQ	VSEC	Mon, Nov 11, 2019	38.67	39.18	38.46	38.67
5187	NASDAQ	VSEC	Fri, Nov 8, 2019	39.14	39.78	38.41	39.13
5186	NASDAQ	VSEC	Thu, Nov 7, 2019	39.61	39.80	39.24	39.50
5185	NASDAQ	VSEC	Wed, Nov 6, 2019	40.32	40.32	39.31	39.32
5184	NASDAQ	VSEC	Tue, Nov 5, 2019	40.06	40.42	39.44	40.17
5183	NASDAQ	VSEC	Mon, Nov 4, 2019	39.39	40.95	38.74	39.82
5182	NASDAQ	VSEC	Fri, Nov 1, 2019	38.80	39.80	38.60	39.00
5181	NASDAQ	VSEC	Thu, Oct 31, 2019	39.36	40.01	38.32	38.42
5180	NASDAQ	VSEC	Wed, Oct 30, 2019	34.65	39.50	34.65	39.49
5179	NASDAQ	VSEC	Tue, Oct 29, 2019	33.48	34.10	33.07	33.78
5178	NASDAQ	VSEC	Mon, Oct 28, 2019	33.23	33.96	33.23	33.56
5177	NASDAQ	VSEC	Fri, Oct 25, 2019	32.61	33.14	32.61	32.78
5176	NASDAQ	VSEC	Thu, Oct 24, 2019	33.70	33.89	32.79	32.79
5175	NASDAQ	VSEC	Wed, Oct 23, 2019	33.95	34.30	33.64	34.13
5174	NASDAQ	VSEC	Tue, Oct 22, 2019	34.00	34.91	33.72	33.97
5173	NASDAQ	VSEC	Mon, Oct 21, 2019	33.59	34.28	33.59	34.24
5172	NASDAQ	VSEC	Fri, Oct 18, 2019	33.47	33.62	33.14	33.33
5171	NASDAQ	VSEC	Thu, Oct 17, 2019	34.13	34.19	33.46	33.60
5170	NASDAQ	VSEC	Wed, Oct 16, 2019	33.64	34.33	33.41	34.02
5169	NASDAQ	VSEC	Tue, Oct 15, 2019	33.39	34.02	33.39	33.76
5168	NASDAQ	VSEC	Mon, Oct 14, 2019	33.34	33.51	33.13	33.20
5167	NASDAQ	VSEC	Fri, Oct 11, 2019	33.51	34.16	33.44	33.56
5166	NASDAQ	VSEC	Thu, Oct 10, 2019	33.07	33.44	32.86	33.06
5165	NASDAQ	VSEC	Wed, Oct 9, 2019	32.77	33.41	32.13	32.81
5164	NASDAQ	VSEC	Tue, Oct 8, 2019	32.25	32.55	31.76	32.40
5163	NASDAQ	VSEC	Mon, Oct 7, 2019	33.16	33.16	32.49	32.56
5162	NASDAQ	VSEC	Fri, Oct 4, 2019	32.66	33.02	32.65	33.02
5161	NASDAQ	VSEC	Thu, Oct 3, 2019	32.05	32.51	31.65	32.40
5160	NASDAQ	VSEC	Wed, Oct 2, 2019	32.25	32.50	31.65	32.20
5159	NASDAQ	VSEC	Tue, Oct 1, 2019	33.59	33.64	32.22	32.50
5158	NASDAQ	VSEC	Mon, Sep 30, 2019	34.60	35.22	33.73	34.09
5157	NASDAQ	VSEC	Fri, Sep 27, 2019	34.02	34.97	34.02	34.49
5156	NASDAQ	VSEC	Thu, Sep 26, 2019	34.30	34.97	33.55	33.56
5155	NASDAQ	VSEC	Wed, Sep 25, 2019	33.48	34.42	33.30	34.01
5154	NASDAQ	VSEC	Tue, Sep 24, 2019	34.94	34.94	33.23	33.47
5153	NASDAQ	VSEC	Mon, Sep 23, 2019	33.71	34.94	33.69	34.83
5152	NASDAQ	VSEC	Fri, Sep 20, 2019	34.67	35.45	33.24	34.14
5151	NASDAQ	VSEC	Thu, Sep 19, 2019	34.67	35.30	34.18	34.70
5150	NASDAQ	VSEC	Wed, Sep 18, 2019	34.56	34.80	33.81	34.68
5149	NASDAQ	VSEC	Tue, Sep 17, 2019	34.48	35.30	33.71	34.48
5148	NASDAQ	VSEC	Mon, Sep 16, 2019	37.27	37.80	33.64	34.54
5147	NASDAQ	VSEC	Fri, Sep 13, 2019	38.20	39.49	37.31	37.50
5146	NASDAQ	VSEC	Thu, Sep 12, 2019	37.33	38.48	36.54	38.13
5145	NASDAQ	VSEC	Wed, Sep 11, 2019	35.10	37.49	34.81	37.35
5144	NASDAQ	VSEC	Tue, Sep 10, 2019	32.86	35.16	32.81	35.01
5143	NASDAQ	VSEC	Mon, Sep 9, 2019	32.37	33.20	32.13	32.83
5142	NASDAQ	VSEC	Fri, Sep 6, 2019	32.44	32.91	32.09	32.37
5141	NASDAQ	VSEC	Thu, Sep 5, 2019	31.72	32.44	31.26	32.44
5140	NASDAQ	VSEC	Wed, Sep 4, 2019	31.07	31.76	31.07	31.34
5139	NASDAQ	VSEC	Tue, Sep 3, 2019	31.52	32.07	30.65	31.02
5138	NASDAQ	VSEC	Fri, Aug 30, 2019	32.63	32.66	31.58	31.84
5137	NASDAQ	VSEC	Thu, Aug 29, 2019	32.62	32.90	32.15	32.58
5136	NASDAQ	VSEC	Wed, Aug 28, 2019	31.74	32.50	31.55	32.41
5135	NASDAQ	VSEC	Tue, Aug 27, 2019	31.67	31.67	31.09	31.22
5134	NASDAQ	VSEC	Mon, Aug 26, 2019	31.40	31.55	31.04	31.48
5133	NASDAQ	VSEC	Fri, Aug 23, 2019	30.88	31.56	30.65	30.92
5132	NASDAQ	VSEC	Thu, Aug 22, 2019	31.25	31.55	30.75	31.09
5131	NASDAQ	VSEC	Wed, Aug 21, 2019	31.90	31.90	30.60	31.08
5130	NASDAQ	VSEC	Tue, Aug 20, 2019	32.05	32.54	31.09	31.38
5129	NASDAQ	VSEC	Mon, Aug 19, 2019	32.41	32.89	31.38	32.24
5128	NASDAQ	VSEC	Fri, Aug 16, 2019	31.24	32.25	31.24	32.24
5127	NASDAQ	VSEC	Thu, Aug 15, 2019	30.61	31.05	30.44	30.93
5126	NASDAQ	VSEC	Wed, Aug 14, 2019	29.70	31.16	29.48	30.65
5125	NASDAQ	VSEC	Tue, Aug 13, 2019	30.01	30.61	29.70	30.15
5124	NASDAQ	VSEC	Mon, Aug 12, 2019	29.41	30.12	29.21	29.91
5123	NASDAQ	VSEC	Fri, Aug 9, 2019	29.27	29.79	29.11	29.65
5122	NASDAQ	VSEC	Thu, Aug 8, 2019	28.48	29.86	28.48	29.35
5121	NASDAQ	VSEC	Wed, Aug 7, 2019	29.00	29.15	28.16	28.23
5120	NASDAQ	VSEC	Tue, Aug 6, 2019	29.53	29.78	28.46	29.10
5119	NASDAQ	VSEC	Mon, Aug 5, 2019	30.25	30.91	29.02	29.23
5118	NASDAQ	VSEC	Fri, Aug 2, 2019	29.00	31.39	28.29	30.87
5117	NASDAQ	VSEC	Thu, Aug 1, 2019	30.00	31.14	28.76	29.02
5116	NASDAQ	VSEC	Wed, Jul 31, 2019	27.99	31.32	27.31	29.96
5115	NASDAQ	VSEC	Tue, Jul 30, 2019	25.89	27.14	25.89	26.90
5114	NASDAQ	VSEC	Mon, Jul 29, 2019	26.57	26.59	26.14	26.24
5113	NASDAQ	VSEC	Fri, Jul 26, 2019	26.22	26.66	25.79	26.33
5112	NASDAQ	VSEC	Thu, Jul 25, 2019	26.06	27.07	25.70	25.89
5111	NASDAQ	VSEC	Wed, Jul 24, 2019	26.14	27.03	26.10	26.79
5110	NASDAQ	VSEC	Tue, Jul 23, 2019	26.08	26.80	26.08	26.36
5109	NASDAQ	VSEC	Mon, Jul 22, 2019	25.89	26.51	25.81	26.01
5108	NASDAQ	VSEC	Fri, Jul 19, 2019	25.48	26.55	25.48	25.79
5107	NASDAQ	VSEC	Thu, Jul 18, 2019	25.20	25.69	25.06	25.69
5106	NASDAQ	VSEC	Wed, Jul 17, 2019	25.44	25.91	25.02	25.29
5105	NASDAQ	VSEC	Tue, Jul 16, 2019	26.07	26.30	25.31	25.55
5104	NASDAQ	VSEC	Mon, Jul 15, 2019	26.27	26.27	25.55	26.24
5103	NASDAQ	VSEC	Fri, Jul 12, 2019	26.17	26.89	25.81	26.02
5102	NASDAQ	VSEC	Thu, Jul 11, 2019	26.41	26.70	26.02	26.17
5101	NASDAQ	VSEC	Wed, Jul 10, 2019	26.65	27.00	25.72	26.35
5100	NASDAQ	VSEC	Tue, Jul 9, 2019	25.89	26.69	25.54	26.50
5099	NASDAQ	VSEC	Mon, Jul 8, 2019	26.93	27.14	25.91	26.28
5098	NASDAQ	VSEC	Fri, Jul 5, 2019	27.39	27.39	27.04	27.07
5097	NASDAQ	VSEC	Wed, Jul 3, 2019	27.30	27.57	26.85	27.41
5096	NASDAQ	VSEC	Tue, Jul 2, 2019	28.01	29.03	26.62	27.22
5095	NASDAQ	VSEC	Mon, Jul 1, 2019	29.16	29.19	28.04	28.04
5094	NASDAQ	VSEC	Fri, Jun 28, 2019	28.03	28.77	27.40	28.69
5093	NASDAQ	VSEC	Thu, Jun 27, 2019	26.94	28.00	26.94	28.00
5092	NASDAQ	VSEC	Wed, Jun 26, 2019	25.99	26.85	25.98	26.70
5091	NASDAQ	VSEC	Tue, Jun 25, 2019	25.89	26.62	25.07	25.59
5090	NASDAQ	VSEC	Mon, Jun 24, 2019	27.08	27.35	25.50	25.93
5089	NASDAQ	VSEC	Fri, Jun 21, 2019	27.76	27.88	27.14	27.15
5088	NASDAQ	VSEC	Thu, Jun 20, 2019	28.42	28.42	27.32	27.97
5087	NASDAQ	VSEC	Wed, Jun 19, 2019	29.26	29.30	26.51	27.58
5086	NASDAQ	VSEC	Tue, Jun 18, 2019	25.39	29.90	25.36	29.70
5085	NASDAQ	VSEC	Mon, Jun 17, 2019	25.53	25.67	24.79	25.31
5084	NASDAQ	VSEC	Fri, Jun 14, 2019	25.31	25.59	25.01	25.47
5083	NASDAQ	VSEC	Thu, Jun 13, 2019	25.01	25.53	24.88	25.31
5082	NASDAQ	VSEC	Wed, Jun 12, 2019	24.89	25.19	24.84	24.92
5081	NASDAQ	VSEC	Tue, Jun 11, 2019	25.64	25.64	24.80	24.96
5080	NASDAQ	VSEC	Mon, Jun 10, 2019	25.02	25.66	24.95	25.36
5079	NASDAQ	VSEC	Fri, Jun 7, 2019	25.05	25.73	24.63	25.00
5078	NASDAQ	VSEC	Thu, Jun 6, 2019	25.22	25.31	24.63	24.89
5077	NASDAQ	VSEC	Wed, Jun 5, 2019	26.27	26.30	25.03	25.22
5076	NASDAQ	VSEC	Tue, Jun 4, 2019	25.81	26.76	25.81	26.10
5075	NASDAQ	VSEC	Mon, Jun 3, 2019	24.11	25.76	24.11	25.63
5074	NASDAQ	VSEC	Fri, May 31, 2019	25.08	25.08	24.06	24.11
5073	NASDAQ	VSEC	Thu, May 30, 2019	25.90	26.34	24.95	25.17
5072	NASDAQ	VSEC	Wed, May 29, 2019	25.87	26.52	25.38	25.76
5071	NASDAQ	VSEC	Tue, May 28, 2019	27.09	27.16	26.00	26.25
5070	NASDAQ	VSEC	Fri, May 24, 2019	26.33	27.32	26.20	27.25
5069	NASDAQ	VSEC	Thu, May 23, 2019	27.13	27.13	26.00	26.09
5068	NASDAQ	VSEC	Wed, May 22, 2019	27.41	27.91	27.00	27.37
5067	NASDAQ	VSEC	Tue, May 21, 2019	27.05	27.73	26.63	27.58
5066	NASDAQ	VSEC	Mon, May 20, 2019	27.60	28.20	26.70	26.93
5065	NASDAQ	VSEC	Fri, May 17, 2019	27.55	28.51	27.53	27.60
5064	NASDAQ	VSEC	Thu, May 16, 2019	28.02	28.17	27.46	27.81
5063	NASDAQ	VSEC	Wed, May 15, 2019	27.47	28.58	27.14	27.98
5062	NASDAQ	VSEC	Tue, May 14, 2019	27.75	29.29	27.44	27.71
5061	NASDAQ	VSEC	Mon, May 13, 2019	27.74	28.14	27.20	27.71
5060	NASDAQ	VSEC	Fri, May 10, 2019	27.34	28.20	27.00	28.07
5059	NASDAQ	VSEC	Thu, May 9, 2019	27.70	27.70	26.90	27.15
5058	NASDAQ	VSEC	Wed, May 8, 2019	28.00	28.48	27.79	28.04
5057	NASDAQ	VSEC	Tue, May 7, 2019	28.08	28.72	27.73	27.96
5056	NASDAQ	VSEC	Mon, May 6, 2019	28.40	30.23	28.16	28.51
5055	NASDAQ	VSEC	Fri, May 3, 2019	29.88	30.74	28.00	28.88
5054	NASDAQ	VSEC	Thu, May 2, 2019	30.40	30.64	29.76	30.27
5053	NASDAQ	VSEC	Wed, May 1, 2019	30.51	30.81	29.91	30.46
5052	NASDAQ	VSEC	Tue, Apr 30, 2019	31.00	31.06	29.80	30.57
5051	NASDAQ	VSEC	Mon, Apr 29, 2019	31.70	32.29	30.86	31.09
5050	NASDAQ	VSEC	Fri, Apr 26, 2019	31.57	32.01	31.02	31.68
5049	NASDAQ	VSEC	Thu, Apr 25, 2019	32.84	33.09	31.54	31.67
5048	NASDAQ	VSEC	Wed, Apr 24, 2019	33.11	33.31	32.55	32.99
5047	NASDAQ	VSEC	Tue, Apr 23, 2019	32.93	33.99	32.93	33.17
5046	NASDAQ	VSEC	Mon, Apr 22, 2019	33.60	33.81	32.64	33.12
5045	NASDAQ	VSEC	Thu, Apr 18, 2019	33.10	34.16	32.74	33.73
5044	NASDAQ	VSEC	Wed, Apr 17, 2019	32.73	33.79	32.54	33.30
5043	NASDAQ	VSEC	Tue, Apr 16, 2019	32.40	33.38	32.25	32.50
5042	NASDAQ	VSEC	Mon, Apr 15, 2019	32.60	32.71	31.99	32.35
5041	NASDAQ	VSEC	Fri, Apr 12, 2019	33.32	33.87	32.44	32.56
5040	NASDAQ	VSEC	Thu, Apr 11, 2019	32.31	33.25	32.08	32.88
5039	NASDAQ	VSEC	Wed, Apr 10, 2019	31.42	32.53	31.42	32.30
5038	NASDAQ	VSEC	Tue, Apr 9, 2019	32.82	32.82	31.28	31.40
5037	NASDAQ	VSEC	Mon, Apr 8, 2019	32.95	33.97	32.75	32.83
5036	NASDAQ	VSEC	Fri, Apr 5, 2019	31.48	33.10	31.48	33.01
5035	NASDAQ	VSEC	Thu, Apr 4, 2019	31.46	31.89	31.06	31.44
5034	NASDAQ	VSEC	Wed, Apr 3, 2019	30.87	31.89	30.87	31.45
5033	NASDAQ	VSEC	Tue, Apr 2, 2019	33.00	33.03	30.04	30.66
5032	NASDAQ	VSEC	Mon, Apr 1, 2019	31.70	33.58	31.70	33.49
5031	NASDAQ	VSEC	Fri, Mar 29, 2019	32.03	32.49	30.77	31.58
5030	NASDAQ	VSEC	Thu, Mar 28, 2019	31.05	32.38	30.64	32.01
5029	NASDAQ	VSEC	Wed, Mar 27, 2019	30.48	31.22	30.02	31.07
5028	NASDAQ	VSEC	Tue, Mar 26, 2019	30.50	30.99	29.76	30.59
5027	NASDAQ	VSEC	Mon, Mar 25, 2019	29.60	31.18	29.01	30.33
5026	NASDAQ	VSEC	Fri, Mar 22, 2019	32.44	32.74	29.59	29.81
5025	NASDAQ	VSEC	Thu, Mar 21, 2019	33.50	33.91	32.60	32.70
5024	NASDAQ	VSEC	Wed, Mar 20, 2019	34.67	34.67	32.51	33.65
5023	NASDAQ	VSEC	Tue, Mar 19, 2019	35.68	36.37	34.21	34.68
5022	NASDAQ	VSEC	Mon, Mar 18, 2019	32.75	36.40	32.75	35.64
5021	NASDAQ	VSEC	Fri, Mar 15, 2019	32.38	33.06	32.21	32.74
5020	NASDAQ	VSEC	Thu, Mar 14, 2019	32.74	32.74	32.10	32.34
5019	NASDAQ	VSEC	Wed, Mar 13, 2019	31.92	32.90	31.80	32.77
5018	NASDAQ	VSEC	Tue, Mar 12, 2019	33.31	33.92	31.81	31.87
5017	NASDAQ	VSEC	Mon, Mar 11, 2019	31.92	33.38	31.55	33.31
5016	NASDAQ	VSEC	Fri, Mar 8, 2019	32.10	32.99	31.63	31.85
5015	NASDAQ	VSEC	Thu, Mar 7, 2019	32.69	33.52	32.13	32.24
5014	NASDAQ	VSEC	Wed, Mar 6, 2019	34.62	34.70	32.49	32.71
5013	NASDAQ	VSEC	Tue, Mar 5, 2019	34.66	35.07	34.33	34.68
5012	NASDAQ	VSEC	Mon, Mar 4, 2019	34.84	35.55	34.02	34.67
5011	NASDAQ	VSEC	Fri, Mar 1, 2019	35.25	35.73	34.09	34.84
5010	NASDAQ	VSEC	Thu, Feb 28, 2019	35.77	36.59	34.65	35.35
5009	NASDAQ	VSEC	Wed, Feb 27, 2019	36.80	36.80	35.62	35.93
5008	NASDAQ	VSEC	Tue, Feb 26, 2019	36.82	37.70	36.53	36.97
5007	NASDAQ	VSEC	Mon, Feb 25, 2019	37.68	39.00	36.27	36.82
5006	NASDAQ	VSEC	Fri, Feb 22, 2019	35.74	39.06	32.63	37.45
5005	NASDAQ	VSEC	Thu, Feb 21, 2019	34.50	36.17	34.22	35.63
5004	NASDAQ	VSEC	Wed, Feb 20, 2019	33.14	34.67	33.08	34.46
5003	NASDAQ	VSEC	Tue, Feb 19, 2019	32.30	33.73	32.14	33.05
5002	NASDAQ	VSEC	Fri, Feb 15, 2019	32.00	32.66	31.91	31.93
5001	NASDAQ	VSEC	Thu, Feb 14, 2019	32.15	33.20	31.83	31.85
5000	NASDAQ	VSEC	Wed, Feb 13, 2019	31.71	32.94	31.71	32.15
4999	NASDAQ	VSEC	Tue, Feb 12, 2019	30.89	31.66	30.34	31.40
4998	NASDAQ	VSEC	Mon, Feb 11, 2019	31.74	31.74	30.70	30.76
4997	NASDAQ	VSEC	Fri, Feb 8, 2019	31.62	32.00	31.24	31.25
4996	NASDAQ	VSEC	Thu, Feb 7, 2019	32.51	32.55	31.72	31.72
4995	NASDAQ	VSEC	Wed, Feb 6, 2019	32.93	33.40	32.64	32.85
4994	NASDAQ	VSEC	Tue, Feb 5, 2019	32.89	33.18	32.87	33.05
4993	NASDAQ	VSEC	Mon, Feb 4, 2019	32.48	33.30	32.48	33.01
4992	NASDAQ	VSEC	Fri, Feb 1, 2019	32.69	33.18	32.30	32.43
4991	NASDAQ	VSEC	Thu, Jan 31, 2019	32.39	32.96	31.96	32.63
4990	NASDAQ	VSEC	Wed, Jan 30, 2019	31.51	32.70	31.51	32.39
4989	NASDAQ	VSEC	Tue, Jan 29, 2019	32.10	32.50	31.17	31.33
4988	NASDAQ	VSEC	Mon, Jan 28, 2019	32.41	33.61	32.05	32.10
4987	NASDAQ	VSEC	Fri, Jan 25, 2019	30.88	32.41	30.74	32.30
4986	NASDAQ	VSEC	Thu, Jan 24, 2019	29.00	30.63	29.00	30.48
4985	NASDAQ	VSEC	Wed, Jan 23, 2019	29.31	29.97	28.75	29.04
4984	NASDAQ	VSEC	Tue, Jan 22, 2019	29.78	30.51	28.48	29.10
4983	NASDAQ	VSEC	Fri, Jan 18, 2019	29.93	30.33	29.40	29.66
4982	NASDAQ	VSEC	Thu, Jan 17, 2019	29.61	30.87	29.61	29.81
4981	NASDAQ	VSEC	Wed, Jan 16, 2019	30.46	30.74	29.26	29.61
4980	NASDAQ	VSEC	Tue, Jan 15, 2019	31.43	31.43	30.17	30.59
4979	NASDAQ	VSEC	Mon, Jan 14, 2019	31.88	32.21	31.46	31.46
4978	NASDAQ	VSEC	Fri, Jan 11, 2019	32.70	32.70	31.93	32.12
4977	NASDAQ	VSEC	Thu, Jan 10, 2019	33.56	33.87	32.98	32.99
4976	NASDAQ	VSEC	Wed, Jan 9, 2019	33.73	34.30	33.61	33.80
4975	NASDAQ	VSEC	Tue, Jan 8, 2019	32.30	33.78	32.10	33.57
4974	NASDAQ	VSEC	Mon, Jan 7, 2019	32.10	32.95	31.67	31.98
4973	NASDAQ	VSEC	Fri, Jan 4, 2019	30.77	32.88	30.77	32.36
4972	NASDAQ	VSEC	Thu, Jan 3, 2019	31.59	32.79	30.46	30.60
4971	NASDAQ	VSEC	Wed, Jan 2, 2019	29.83	31.96	29.83	31.58
4970	NASDAQ	VSEC	Mon, Dec 31, 2018	30.15	31.05	29.84	29.91
4969	NASDAQ	VSEC	Fri, Dec 28, 2018	29.06	30.86	29.06	29.96
4968	NASDAQ	VSEC	Thu, Dec 27, 2018	29.09	29.48	28.43	28.82
4967	NASDAQ	VSEC	Wed, Dec 26, 2018	29.15	29.79	28.54	29.27
4966	NASDAQ	VSEC	Mon, Dec 24, 2018	29.00	30.08	29.00	29.00
4965	NASDAQ	VSEC	Fri, Dec 21, 2018	28.89	30.28	28.53	28.98
4964	NASDAQ	VSEC	Thu, Dec 20, 2018	29.66	29.90	28.37	28.90
4963	NASDAQ	VSEC	Wed, Dec 19, 2018	30.80	31.90	28.40	29.71
4962	NASDAQ	VSEC	Tue, Dec 18, 2018	31.16	32.84	30.53	30.68
4961	NASDAQ	VSEC	Mon, Dec 17, 2018	31.00	31.64	30.52	30.75
4960	NASDAQ	VSEC	Fri, Dec 14, 2018	30.70	31.09	30.10	30.71
4959	NASDAQ	VSEC	Thu, Dec 13, 2018	30.53	31.09	29.91	30.82
4958	NASDAQ	VSEC	Wed, Dec 12, 2018	30.86	31.40	30.42	30.52
4957	NASDAQ	VSEC	Tue, Dec 11, 2018	30.90	31.34	29.75	30.40
4956	NASDAQ	VSEC	Mon, Dec 10, 2018	31.15	31.51	30.00	30.69
4955	NASDAQ	VSEC	Fri, Dec 7, 2018	32.02	33.20	31.01	31.18
4954	NASDAQ	VSEC	Thu, Dec 6, 2018	29.55	32.89	29.55	31.95
4953	NASDAQ	VSEC	Tue, Dec 4, 2018	29.15	29.76	28.10	28.34
4952	NASDAQ	VSEC	Mon, Dec 3, 2018	29.74	29.74	28.95	29.33
4951	NASDAQ	VSEC	Fri, Nov 30, 2018	29.16	29.74	28.65	29.13
4950	NASDAQ	VSEC	Thu, Nov 29, 2018	28.28	30.00	27.89	28.94
4949	NASDAQ	VSEC	Wed, Nov 28, 2018	27.18	28.71	26.96	28.33
4948	NASDAQ	VSEC	Tue, Nov 27, 2018	27.47	28.39	27.21	27.29
4947	NASDAQ	VSEC	Mon, Nov 26, 2018	28.30	29.39	27.02	27.61
4946	NASDAQ	VSEC	Fri, Nov 23, 2018	28.37	28.79	27.52	28.20
4945	NASDAQ	VSEC	Wed, Nov 21, 2018	27.80	29.12	27.80	28.68
4944	NASDAQ	VSEC	Tue, Nov 20, 2018	29.53	29.58	27.31	27.64
4943	NASDAQ	VSEC	Mon, Nov 19, 2018	29.92	30.67	29.32	29.78
4942	NASDAQ	VSEC	Fri, Nov 16, 2018	30.03	30.79	29.42	29.97
4941	NASDAQ	VSEC	Thu, Nov 15, 2018	28.83	30.38	28.71	30.30
4940	NASDAQ	VSEC	Wed, Nov 14, 2018	29.66	29.91	28.53	28.98
4939	NASDAQ	VSEC	Tue, Nov 13, 2018	30.16	30.87	29.02	29.42
4938	NASDAQ	VSEC	Mon, Nov 12, 2018	29.54	30.31	29.54	30.10
4937	NASDAQ	VSEC	Fri, Nov 9, 2018	30.41	30.45	29.25	29.56
4936	NASDAQ	VSEC	Thu, Nov 8, 2018	30.09	30.88	29.58	30.46
4935	NASDAQ	VSEC	Wed, Nov 7, 2018	30.59	31.14	30.05	30.19
4934	NASDAQ	VSEC	Tue, Nov 6, 2018	30.84	31.33	30.05	30.27
4933	NASDAQ	VSEC	Mon, Nov 5, 2018	30.56	32.99	30.53	30.93
4932	NASDAQ	VSEC	Fri, Nov 2, 2018	31.30	32.40	29.91	30.57
4931	NASDAQ	VSEC	Thu, Nov 1, 2018	31.46	32.51	31.06	31.06
4930	NASDAQ	VSEC	Wed, Oct 31, 2018	30.75	31.68	29.91	31.36
4929	NASDAQ	VSEC	Tue, Oct 30, 2018	28.54	30.14	28.26	29.55
4928	NASDAQ	VSEC	Mon, Oct 29, 2018	29.28	29.71	28.38	28.55
4927	NASDAQ	VSEC	Fri, Oct 26, 2018	29.60	29.60	27.53	28.80
4926	NASDAQ	VSEC	Thu, Oct 25, 2018	28.80	29.89	28.80	29.80
4925	NASDAQ	VSEC	Wed, Oct 24, 2018	30.29	30.29	28.43	28.55
4924	NASDAQ	VSEC	Tue, Oct 23, 2018	29.50	30.64	29.23	30.30
4923	NASDAQ	VSEC	Mon, Oct 22, 2018	29.41	30.57	29.20	29.97
4922	NASDAQ	VSEC	Fri, Oct 19, 2018	30.92	31.53	29.40	29.41
4921	NASDAQ	VSEC	Thu, Oct 18, 2018	31.98	32.17	30.73	30.93
4920	NASDAQ	VSEC	Wed, Oct 17, 2018	30.73	32.35	30.43	31.98
4919	NASDAQ	VSEC	Tue, Oct 16, 2018	30.17	31.55	30.17	30.84
4918	NASDAQ	VSEC	Mon, Oct 15, 2018	29.82	30.48	29.50	30.04
4917	NASDAQ	VSEC	Fri, Oct 12, 2018	30.33	31.39	28.85	29.75
4916	NASDAQ	VSEC	Thu, Oct 11, 2018	30.60	31.65	29.26	29.79
4915	NASDAQ	VSEC	Wed, Oct 10, 2018	31.80	32.45	30.56	30.66
4914	NASDAQ	VSEC	Tue, Oct 9, 2018	31.62	32.93	31.62	31.93
4913	NASDAQ	VSEC	Mon, Oct 8, 2018	32.31	32.54	31.40	31.67
4912	NASDAQ	VSEC	Fri, Oct 5, 2018	33.30	33.74	32.45	32.45
4911	NASDAQ	VSEC	Thu, Oct 4, 2018	32.72	33.53	31.95	33.26
4910	NASDAQ	VSEC	Wed, Oct 3, 2018	31.91	32.90	31.91	32.77
4909	NASDAQ	VSEC	Tue, Oct 2, 2018	32.26	32.67	31.75	31.76
4908	NASDAQ	VSEC	Mon, Oct 1, 2018	33.37	33.71	32.26	32.47
4907	NASDAQ	VSEC	Fri, Sep 28, 2018	33.33	33.33	32.70	33.13
4906	NASDAQ	VSEC	Thu, Sep 27, 2018	32.70	33.07	32.11	32.85
4905	NASDAQ	VSEC	Wed, Sep 26, 2018	33.00	33.54	32.21	32.58
4904	NASDAQ	VSEC	Tue, Sep 25, 2018	33.01	33.51	33.01	33.06
4903	NASDAQ	VSEC	Mon, Sep 24, 2018	33.61	33.61	32.93	33.25
4902	NASDAQ	VSEC	Fri, Sep 21, 2018	34.48	34.77	33.55	33.78
4901	NASDAQ	VSEC	Thu, Sep 20, 2018	34.77	35.19	34.26	34.50
4900	NASDAQ	VSEC	Wed, Sep 19, 2018	34.97	35.43	33.98	34.50
4899	NASDAQ	VSEC	Tue, Sep 18, 2018	35.74	36.24	34.78	34.97
4898	NASDAQ	VSEC	Mon, Sep 17, 2018	35.68	36.02	35.10	35.44
4897	NASDAQ	VSEC	Fri, Sep 14, 2018	35.08	35.99	35.08	35.77
4896	NASDAQ	VSEC	Thu, Sep 13, 2018	35.25	35.80	35.03	35.06
4895	NASDAQ	VSEC	Wed, Sep 12, 2018	35.08	35.92	33.83	35.45
4894	NASDAQ	VSEC	Tue, Sep 11, 2018	37.49	38.02	35.34	35.39
4893	NASDAQ	VSEC	Mon, Sep 10, 2018	37.21	38.23	36.60	37.71
4892	NASDAQ	VSEC	Fri, Sep 7, 2018	36.53	37.17	36.07	36.98
4891	NASDAQ	VSEC	Thu, Sep 6, 2018	37.09	37.83	36.62	36.63
4890	NASDAQ	VSEC	Wed, Sep 5, 2018	36.94	37.24	36.20	37.00
4889	NASDAQ	VSEC	Tue, Sep 4, 2018	38.45	38.46	36.52	36.94
4888	NASDAQ	VSEC	Fri, Aug 31, 2018	38.66	38.86	38.53	38.58
4887	NASDAQ	VSEC	Thu, Aug 30, 2018	38.48	38.68	38.11	38.41
4886	NASDAQ	VSEC	Wed, Aug 29, 2018	38.48	39.28	38.25	38.56
4885	NASDAQ	VSEC	Tue, Aug 28, 2018	38.45	38.97	38.00	38.45
4884	NASDAQ	VSEC	Mon, Aug 27, 2018	38.64	38.98	38.27	38.46
4883	NASDAQ	VSEC	Fri, Aug 24, 2018	38.83	39.59	38.59	38.59
4882	NASDAQ	VSEC	Thu, Aug 23, 2018	39.10	40.75	38.72	38.82
4881	NASDAQ	VSEC	Wed, Aug 22, 2018	39.00	39.39	38.51	39.20
4880	NASDAQ	VSEC	Tue, Aug 21, 2018	38.83	39.80	38.37	39.14
4879	NASDAQ	VSEC	Mon, Aug 20, 2018	38.75	39.39	38.30	38.82
4878	NASDAQ	VSEC	Fri, Aug 17, 2018	39.06	39.70	38.60	38.63
4877	NASDAQ	VSEC	Thu, Aug 16, 2018	38.90	39.63	38.84	39.14
4876	NASDAQ	VSEC	Wed, Aug 15, 2018	39.78	40.73	38.57	38.63
4875	NASDAQ	VSEC	Tue, Aug 14, 2018	39.73	40.33	39.65	39.90
4874	NASDAQ	VSEC	Mon, Aug 13, 2018	40.14	40.58	39.30	39.68
4873	NASDAQ	VSEC	Fri, Aug 10, 2018	40.38	42.04	39.51	39.84
4872	NASDAQ	VSEC	Thu, Aug 9, 2018	41.00	41.31	40.30	40.50
4871	NASDAQ	VSEC	Wed, Aug 8, 2018	40.98	41.85	40.58	40.89
4870	NASDAQ	VSEC	Tue, Aug 7, 2018	41.13	42.30	40.73	41.10
4869	NASDAQ	VSEC	Mon, Aug 6, 2018	41.06	41.35	40.37	40.99
4868	NASDAQ	VSEC	Fri, Aug 3, 2018	41.31	42.88	40.79	40.92
4867	NASDAQ	VSEC	Thu, Aug 2, 2018	41.97	42.66	41.00	41.40
4866	NASDAQ	VSEC	Wed, Aug 1, 2018	43.01	44.23	42.00	42.52
4865	NASDAQ	VSEC	Tue, Jul 31, 2018	42.65	43.96	42.52	43.10
4864	NASDAQ	VSEC	Mon, Jul 30, 2018	44.35	45.31	42.06	42.55
4863	NASDAQ	VSEC	Fri, Jul 27, 2018	47.49	49.29	44.07	44.70
4862	NASDAQ	VSEC	Thu, Jul 26, 2018	47.12	48.94	47.12	47.50
4861	NASDAQ	VSEC	Wed, Jul 25, 2018	47.06	48.42	47.06	47.12
4860	NASDAQ	VSEC	Tue, Jul 24, 2018	48.10	48.12	47.09	47.13
4859	NASDAQ	VSEC	Mon, Jul 23, 2018	47.50	48.18	46.95	47.95
4858	NASDAQ	VSEC	Fri, Jul 20, 2018	48.21	48.61	47.43	47.53
4857	NASDAQ	VSEC	Thu, Jul 19, 2018	47.76	48.43	47.76	48.20
4856	NASDAQ	VSEC	Wed, Jul 18, 2018	47.99	47.99	47.28	47.98
4855	NASDAQ	VSEC	Tue, Jul 17, 2018	48.31	48.89	48.00	48.00
4854	NASDAQ	VSEC	Mon, Jul 16, 2018	48.97	50.66	47.94	48.50
4853	NASDAQ	VSEC	Fri, Jul 13, 2018	48.76	49.17	48.21	48.60
4852	NASDAQ	VSEC	Thu, Jul 12, 2018	49.20	49.48	48.14	49.00
4851	NASDAQ	VSEC	Wed, Jul 11, 2018	48.80	49.70	48.80	49.12
4850	NASDAQ	VSEC	Tue, Jul 10, 2018	49.32	49.83	48.74	48.93
4849	NASDAQ	VSEC	Mon, Jul 9, 2018	49.39	49.67	44.60	49.35
4848	NASDAQ	VSEC	Fri, Jul 6, 2018	50.08	50.08	48.86	49.22
4847	NASDAQ	VSEC	Thu, Jul 5, 2018	48.91	49.60	48.58	49.06
4846	NASDAQ	VSEC	Tue, Jul 3, 2018	48.58	49.99	48.43	48.76
4845	NASDAQ	VSEC	Mon, Jul 2, 2018	47.54	48.72	47.54	48.48
4844	NASDAQ	VSEC	Fri, Jun 29, 2018	48.51	48.58	47.62	47.78
4843	NASDAQ	VSEC	Thu, Jun 28, 2018	48.39	48.95	48.00	48.25
4842	NASDAQ	VSEC	Wed, Jun 27, 2018	49.36	49.76	48.04	48.41
4841	NASDAQ	VSEC	Tue, Jun 26, 2018	49.77	49.90	49.09	49.81
4840	NASDAQ	VSEC	Mon, Jun 25, 2018	49.49	50.00	48.82	49.58
4839	NASDAQ	VSEC	Fri, Jun 22, 2018	49.38	50.17	48.42	49.93
4838	NASDAQ	VSEC	Thu, Jun 21, 2018	49.46	49.80	48.45	49.17
4837	NASDAQ	VSEC	Wed, Jun 20, 2018	49.56	50.20	49.19	49.47
4836	NASDAQ	VSEC	Tue, Jun 19, 2018	49.13	49.66	48.76	49.24
4835	NASDAQ	VSEC	Mon, Jun 18, 2018	48.91	49.67	48.56	49.42
4834	NASDAQ	VSEC	Fri, Jun 15, 2018	49.00	49.49	48.52	49.06
4833	NASDAQ	VSEC	Thu, Jun 14, 2018	49.45	49.45	48.75	49.22
4832	NASDAQ	VSEC	Wed, Jun 13, 2018	49.66	49.68	48.71	49.00
4831	NASDAQ	VSEC	Tue, Jun 12, 2018	49.62	49.62	48.73	49.37
4830	NASDAQ	VSEC	Mon, Jun 11, 2018	49.07	49.93	49.07	49.63
4829	NASDAQ	VSEC	Fri, Jun 8, 2018	50.62	50.75	49.58	50.00
4828	NASDAQ	VSEC	Thu, Jun 7, 2018	51.09	51.09	50.44	50.63
4827	NASDAQ	VSEC	Wed, Jun 6, 2018	50.19	51.00	49.28	50.98
4826	NASDAQ	VSEC	Tue, Jun 5, 2018	49.61	50.99	49.50	50.38
4825	NASDAQ	VSEC	Mon, Jun 4, 2018	50.04	50.39	49.68	50.09
4824	NASDAQ	VSEC	Fri, Jun 1, 2018	49.68	50.08	49.16	50.05
4823	NASDAQ	VSEC	Thu, May 31, 2018	50.10	50.42	49.20	49.41
4822	NASDAQ	VSEC	Wed, May 30, 2018	49.85	50.99	49.85	50.18
4821	NASDAQ	VSEC	Tue, May 29, 2018	49.21	49.98	48.24	49.71
4820	NASDAQ	VSEC	Fri, May 25, 2018	49.85	50.02	49.35	49.49
4819	NASDAQ	VSEC	Thu, May 24, 2018	49.81	50.19	48.18	49.98
4818	NASDAQ	VSEC	Wed, May 23, 2018	49.87	50.61	49.70	49.82
4817	NASDAQ	VSEC	Tue, May 22, 2018	50.05	50.54	49.90	50.06
4816	NASDAQ	VSEC	Mon, May 21, 2018	50.54	50.97	49.53	50.77
4815	NASDAQ	VSEC	Fri, May 18, 2018	50.81	50.81	49.82	50.28
4814	NASDAQ	VSEC	Thu, May 17, 2018	50.15	50.96	49.85	50.52
4813	NASDAQ	VSEC	Wed, May 16, 2018	49.40	50.51	49.40	50.16
4812	NASDAQ	VSEC	Tue, May 15, 2018	49.44	50.20	48.92	49.25
4811	NASDAQ	VSEC	Mon, May 14, 2018	49.76	50.40	49.46	49.90
4810	NASDAQ	VSEC	Fri, May 11, 2018	49.49	50.04	49.40	49.62
4809	NASDAQ	VSEC	Thu, May 10, 2018	50.40	50.78	49.50	50.16
4808	NASDAQ	VSEC	Wed, May 9, 2018	50.64	50.87	49.59	50.56
4807	NASDAQ	VSEC	Tue, May 8, 2018	50.21	50.55	49.77	50.45
4806	NASDAQ	VSEC	Mon, May 7, 2018	49.82	51.26	49.82	50.20
4805	NASDAQ	VSEC	Fri, May 4, 2018	50.40	51.84	50.00	50.75
4804	NASDAQ	VSEC	Thu, May 3, 2018	52.25	52.33	50.31	50.68
4803	NASDAQ	VSEC	Wed, May 2, 2018	51.72	53.19	51.25	52.43
4802	NASDAQ	VSEC	Tue, May 1, 2018	50.74	51.77	48.53	51.77
4801	NASDAQ	VSEC	Mon, Apr 30, 2018	51.37	51.91	50.45	51.29
4800	NASDAQ	VSEC	Fri, Apr 27, 2018	52.25	52.87	51.70	52.07
4799	NASDAQ	VSEC	Thu, Apr 26, 2018	52.00	52.80	51.20	52.15
4798	NASDAQ	VSEC	Wed, Apr 25, 2018	52.06	52.40	51.46	51.91
4797	NASDAQ	VSEC	Tue, Apr 24, 2018	52.15	52.50	50.85	51.93
4796	NASDAQ	VSEC	Mon, Apr 23, 2018	51.68	52.81	51.68	52.01
4795	NASDAQ	VSEC	Fri, Apr 20, 2018	52.11	52.64	51.27	51.83
4794	NASDAQ	VSEC	Thu, Apr 19, 2018	52.20	52.90	51.26	52.33
4793	NASDAQ	VSEC	Wed, Apr 18, 2018	52.17	53.19	52.02	52.33
4792	NASDAQ	VSEC	Tue, Apr 17, 2018	51.50	52.91	51.03	52.13
4791	NASDAQ	VSEC	Mon, Apr 16, 2018	50.28	51.54	49.96	51.23
4790	NASDAQ	VSEC	Fri, Apr 13, 2018	50.63	50.63	49.13	50.00
4789	NASDAQ	VSEC	Thu, Apr 12, 2018	51.30	51.49	49.84	50.50
4788	NASDAQ	VSEC	Wed, Apr 11, 2018	49.70	51.03	49.70	50.28
4787	NASDAQ	VSEC	Tue, Apr 10, 2018	49.11	50.64	48.51	50.03
4786	NASDAQ	VSEC	Mon, Apr 9, 2018	49.00	50.01	48.18	48.40
4785	NASDAQ	VSEC	Fri, Apr 6, 2018	50.03	50.03	48.63	48.97
4784	NASDAQ	VSEC	Thu, Apr 5, 2018	51.67	51.67	50.10	50.35
4783	NASDAQ	VSEC	Wed, Apr 4, 2018	48.23	52.00	48.00	51.43
4782	NASDAQ	VSEC	Tue, Apr 3, 2018	48.20	49.97	48.14	49.03
4781	NASDAQ	VSEC	Mon, Apr 2, 2018	51.41	51.41	47.39	47.98
4780	NASDAQ	VSEC	Thu, Mar 29, 2018	51.09	52.00	50.15	51.72
4779	NASDAQ	VSEC	Wed, Mar 28, 2018	49.80	50.40	49.31	50.12
4778	NASDAQ	VSEC	Tue, Mar 27, 2018	50.10	50.82	48.78	49.04
4777	NASDAQ	VSEC	Mon, Mar 26, 2018	49.60	50.24	48.98	49.87
4776	NASDAQ	VSEC	Fri, Mar 23, 2018	50.00	50.35	48.84	48.84
4775	NASDAQ	VSEC	Thu, Mar 22, 2018	50.62	50.67	49.49	49.56
4774	NASDAQ	VSEC	Wed, Mar 21, 2018	51.13	51.61	50.17	50.64
4773	NASDAQ	VSEC	Tue, Mar 20, 2018	50.72	51.70	49.52	51.38
4772	NASDAQ	VSEC	Mon, Mar 19, 2018	53.01	53.01	50.42	50.46
4771	NASDAQ	VSEC	Fri, Mar 16, 2018	54.05	55.25	52.40	53.00
4770	NASDAQ	VSEC	Thu, Mar 15, 2018	52.50	56.03	51.81	54.15
4769	NASDAQ	VSEC	Wed, Mar 14, 2018	51.41	53.56	50.11	52.44
4768	NASDAQ	VSEC	Tue, Mar 13, 2018	50.91	51.99	49.96	51.50
4767	NASDAQ	VSEC	Mon, Mar 12, 2018	50.77	51.27	49.84	50.66
4766	NASDAQ	VSEC	Fri, Mar 9, 2018	49.51	51.31	48.66	50.72
4765	NASDAQ	VSEC	Thu, Mar 8, 2018	48.78	49.99	48.78	49.20
4764	NASDAQ	VSEC	Wed, Mar 7, 2018	47.60	49.69	47.58	49.09
4763	NASDAQ	VSEC	Tue, Mar 6, 2018	48.73	49.44	47.34	48.63
4762	NASDAQ	VSEC	Mon, Mar 5, 2018	47.18	48.98	46.15	48.52
4761	NASDAQ	VSEC	Fri, Mar 2, 2018	46.75	47.98	45.80	47.47
4760	NASDAQ	VSEC	Thu, Mar 1, 2018	48.53	49.20	46.43	47.14
4759	NASDAQ	VSEC	Wed, Feb 28, 2018	50.53	50.53	47.82	48.50
4758	NASDAQ	VSEC	Tue, Feb 27, 2018	50.71	51.39	49.64	50.45
4757	NASDAQ	VSEC	Mon, Feb 26, 2018	50.06	51.00	48.78	50.72
4756	NASDAQ	VSEC	Fri, Feb 23, 2018	49.98	50.20	47.86	49.97
4755	NASDAQ	VSEC	Thu, Feb 22, 2018	49.33	50.00	48.56	49.70
4754	NASDAQ	VSEC	Wed, Feb 21, 2018	48.46	49.40	48.24	49.18
4753	NASDAQ	VSEC	Tue, Feb 20, 2018	49.36	49.99	48.15	48.30
4752	NASDAQ	VSEC	Fri, Feb 16, 2018	49.06	50.21	48.72	49.92
4751	NASDAQ	VSEC	Thu, Feb 15, 2018	48.07	49.76	47.57	49.39
4750	NASDAQ	VSEC	Wed, Feb 14, 2018	47.75	49.07	47.62	48.04
4749	NASDAQ	VSEC	Tue, Feb 13, 2018	47.71	48.75	47.58	48.39
4748	NASDAQ	VSEC	Mon, Feb 12, 2018	47.38	48.80	47.10	47.99
4747	NASDAQ	VSEC	Fri, Feb 9, 2018	47.08	47.70	45.25	47.29
4746	NASDAQ	VSEC	Thu, Feb 8, 2018	47.49	47.88	46.72	46.72
4745	NASDAQ	VSEC	Wed, Feb 7, 2018	48.01	48.38	47.00	47.55
4744	NASDAQ	VSEC	Tue, Feb 6, 2018	46.26	48.14	45.97	48.00
4743	NASDAQ	VSEC	Mon, Feb 5, 2018	49.35	50.02	47.13	47.43
4742	NASDAQ	VSEC	Fri, Feb 2, 2018	49.51	49.96	48.71	48.79
4741	NASDAQ	VSEC	Thu, Feb 1, 2018	49.36	50.25	49.11	49.33
4740	NASDAQ	VSEC	Wed, Jan 31, 2018	49.36	50.07	48.51	49.55
4739	NASDAQ	VSEC	Tue, Jan 30, 2018	49.34	50.39	48.77	49.38
4738	NASDAQ	VSEC	Mon, Jan 29, 2018	50.54	50.87	49.20	49.80
4737	NASDAQ	VSEC	Fri, Jan 26, 2018	49.65	50.77	49.65	50.77
4736	NASDAQ	VSEC	Thu, Jan 25, 2018	51.33	51.41	50.28	50.58
4735	NASDAQ	VSEC	Wed, Jan 24, 2018	51.52	52.00	50.41	51.02
4734	NASDAQ	VSEC	Tue, Jan 23, 2018	51.11	51.73	50.53	51.53
4733	NASDAQ	VSEC	Mon, Jan 22, 2018	51.17	51.76	50.61	51.26
4732	NASDAQ	VSEC	Fri, Jan 19, 2018	49.41	51.71	49.41	51.45
4731	NASDAQ	VSEC	Thu, Jan 18, 2018	50.23	50.23	49.04	49.48
4730	NASDAQ	VSEC	Wed, Jan 17, 2018	49.51	50.46	48.78	50.32
4729	NASDAQ	VSEC	Tue, Jan 16, 2018	49.77	50.50	49.22	49.34
4728	NASDAQ	VSEC	Fri, Jan 12, 2018	49.03	50.46	48.90	49.56
4727	NASDAQ	VSEC	Thu, Jan 11, 2018	48.07	49.60	48.07	49.58
4726	NASDAQ	VSEC	Wed, Jan 10, 2018	48.65	48.92	47.94	48.08
4725	NASDAQ	VSEC	Tue, Jan 9, 2018	48.53	49.59	48.29	49.04
4724	NASDAQ	VSEC	Mon, Jan 8, 2018	47.95	48.76	46.97	48.54
4723	NASDAQ	VSEC	Fri, Jan 5, 2018	48.03	48.09	46.98	48.02
4722	NASDAQ	VSEC	Thu, Jan 4, 2018	49.03	49.40	48.07	48.16
4721	NASDAQ	VSEC	Wed, Jan 3, 2018	49.20	49.22	48.22	48.75
4720	NASDAQ	VSEC	Tue, Jan 2, 2018	49.78	49.89	49.18	49.38
4719	NASDAQ	VSEC	Fri, Dec 29, 2017	49.69	49.69	47.84	48.43
4718	NASDAQ	VSEC	Thu, Dec 28, 2017	49.41	49.49	48.21	49.12
4717	NASDAQ	VSEC	Wed, Dec 27, 2017	47.99	50.18	47.82	49.40
4716	NASDAQ	VSEC	Tue, Dec 26, 2017	49.44	50.00	48.01	48.05
4715	NASDAQ	VSEC	Fri, Dec 22, 2017	50.17	50.17	49.40	49.56
4714	NASDAQ	VSEC	Thu, Dec 21, 2017	50.22	50.85	49.90	50.09
4713	NASDAQ	VSEC	Wed, Dec 20, 2017	50.09	50.58	49.30	49.83
4712	NASDAQ	VSEC	Tue, Dec 19, 2017	50.27	50.27	49.01	49.94
4711	NASDAQ	VSEC	Mon, Dec 18, 2017	51.23	51.50	49.38	50.13
4710	NASDAQ	VSEC	Fri, Dec 15, 2017	48.73	51.73	48.70	51.22
4709	NASDAQ	VSEC	Thu, Dec 14, 2017	49.76	50.77	48.55	48.68
4708	NASDAQ	VSEC	Wed, Dec 13, 2017	50.18	51.33	48.80	49.75
4707	NASDAQ	VSEC	Tue, Dec 12, 2017	47.13	50.50	47.13	50.22
4706	NASDAQ	VSEC	Mon, Dec 11, 2017	46.85	48.38	46.38	47.03
4705	NASDAQ	VSEC	Fri, Dec 8, 2017	47.30	48.60	46.35	46.59
4704	NASDAQ	VSEC	Thu, Dec 7, 2017	46.48	48.68	46.48	47.20
4703	NASDAQ	VSEC	Wed, Dec 6, 2017	47.50	47.80	46.34	46.66
4702	NASDAQ	VSEC	Tue, Dec 5, 2017	47.02	47.47	46.73	47.01
4701	NASDAQ	VSEC	Mon, Dec 4, 2017	47.66	48.54	47.22	47.56
4700	NASDAQ	VSEC	Fri, Dec 1, 2017	47.89	48.10	46.02	47.37
4699	NASDAQ	VSEC	Thu, Nov 30, 2017	49.19	50.17	47.23	47.77
4698	NASDAQ	VSEC	Wed, Nov 29, 2017	48.12	49.86	48.12	49.18
4697	NASDAQ	VSEC	Tue, Nov 28, 2017	47.90	48.89	47.90	48.70
4696	NASDAQ	VSEC	Mon, Nov 27, 2017	47.36	48.99	47.36	47.91
4695	NASDAQ	VSEC	Fri, Nov 24, 2017	48.32	49.06	47.72	48.05
4694	NASDAQ	VSEC	Wed, Nov 22, 2017	48.75	49.89	48.11	48.11
4693	NASDAQ	VSEC	Tue, Nov 21, 2017	48.28	49.29	48.28	48.78
4692	NASDAQ	VSEC	Mon, Nov 20, 2017	46.76	48.23	46.76	48.05
4691	NASDAQ	VSEC	Fri, Nov 17, 2017	45.67	46.85	45.13	46.75
4690	NASDAQ	VSEC	Thu, Nov 16, 2017	45.69	46.52	45.61	45.73
4689	NASDAQ	VSEC	Wed, Nov 15, 2017	46.05	46.26	45.40	45.54
4688	NASDAQ	VSEC	Tue, Nov 14, 2017	45.53	46.32	45.12	46.30
4687	NASDAQ	VSEC	Mon, Nov 13, 2017	47.26	47.26	45.40	45.65
4686	NASDAQ	VSEC	Fri, Nov 10, 2017	47.69	48.08	46.46	47.34
4685	NASDAQ	VSEC	Thu, Nov 9, 2017	47.42	48.27	46.45	47.71
4684	NASDAQ	VSEC	Wed, Nov 8, 2017	47.63	48.04	45.95	47.64
4683	NASDAQ	VSEC	Tue, Nov 7, 2017	48.29	48.40	47.35	47.90
4682	NASDAQ	VSEC	Mon, Nov 6, 2017	48.34	48.75	48.02	48.52
4681	NASDAQ	VSEC	Fri, Nov 3, 2017	48.85	49.00	48.14	48.34
4680	NASDAQ	VSEC	Thu, Nov 2, 2017	48.62	48.90	47.55	48.82
4679	NASDAQ	VSEC	Wed, Nov 1, 2017	49.00	49.20	48.00	48.62
4678	NASDAQ	VSEC	Tue, Oct 31, 2017	49.77	49.88	48.94	49.10
4677	NASDAQ	VSEC	Mon, Oct 30, 2017	50.02	50.36	48.98	49.76
4676	NASDAQ	VSEC	Fri, Oct 27, 2017	57.92	57.92	48.44	50.02
4675	NASDAQ	VSEC	Thu, Oct 26, 2017	58.20	58.20	55.81	57.52
4674	NASDAQ	VSEC	Wed, Oct 25, 2017	58.01	58.80	57.45	58.01
4673	NASDAQ	VSEC	Tue, Oct 24, 2017	57.55	58.39	57.00	58.02
4672	NASDAQ	VSEC	Mon, Oct 23, 2017	58.81	58.99	57.08	57.54
4671	NASDAQ	VSEC	Fri, Oct 20, 2017	59.03	59.80	58.51	59.13
4670	NASDAQ	VSEC	Thu, Oct 19, 2017	57.07	58.77	57.00	58.65
4669	NASDAQ	VSEC	Wed, Oct 18, 2017	58.05	59.43	58.05	58.21
4668	NASDAQ	VSEC	Tue, Oct 17, 2017	58.16	59.00	58.15	58.20
4667	NASDAQ	VSEC	Mon, Oct 16, 2017	58.51	59.21	57.05	58.43
4666	NASDAQ	VSEC	Fri, Oct 13, 2017	59.36	59.36	58.35	58.50
4665	NASDAQ	VSEC	Thu, Oct 12, 2017	58.35	59.90	58.35	59.10
4664	NASDAQ	VSEC	Wed, Oct 11, 2017	58.35	58.98	58.07	58.25
4663	NASDAQ	VSEC	Tue, Oct 10, 2017	58.25	58.25	57.34	58.25
4662	NASDAQ	VSEC	Mon, Oct 9, 2017	58.22	58.32	57.42	58.25
4661	NASDAQ	VSEC	Fri, Oct 6, 2017	58.89	58.89	57.52	57.90
4660	NASDAQ	VSEC	Thu, Oct 5, 2017	57.97	59.50	57.43	58.90
4659	NASDAQ	VSEC	Wed, Oct 4, 2017	57.40	58.26	56.81	57.87
4658	NASDAQ	VSEC	Tue, Oct 3, 2017	58.05	58.30	57.00	57.41
4657	NASDAQ	VSEC	Mon, Oct 2, 2017	56.59	58.30	56.59	58.05
4656	NASDAQ	VSEC	Fri, Sep 29, 2017	56.50	57.93	56.22	56.86
4655	NASDAQ	VSEC	Thu, Sep 28, 2017	57.70	58.26	56.91	56.91
4654	NASDAQ	VSEC	Wed, Sep 27, 2017	55.39	58.70	54.67	57.97
4653	NASDAQ	VSEC	Tue, Sep 26, 2017	54.71	55.77	54.41	55.28
4652	NASDAQ	VSEC	Mon, Sep 25, 2017	53.34	54.89	53.34	54.84
4651	NASDAQ	VSEC	Fri, Sep 22, 2017	53.70	54.40	53.52	53.52
4650	NASDAQ	VSEC	Thu, Sep 21, 2017	53.89	54.12	52.56	53.50
4649	NASDAQ	VSEC	Wed, Sep 20, 2017	53.72	53.72	52.50	52.64
4648	NASDAQ	VSEC	Tue, Sep 19, 2017	53.22	53.52	52.02	53.04
4647	NASDAQ	VSEC	Mon, Sep 18, 2017	53.31	54.10	51.94	52.95
4646	NASDAQ	VSEC	Fri, Sep 15, 2017	53.96	54.14	53.01	53.33
4645	NASDAQ	VSEC	Thu, Sep 14, 2017	54.94	54.94	53.65	53.85
4644	NASDAQ	VSEC	Wed, Sep 13, 2017	54.22	55.26	53.53	54.18
4643	NASDAQ	VSEC	Tue, Sep 12, 2017	53.90	54.50	50.19	54.21
4642	NASDAQ	VSEC	Mon, Sep 11, 2017	52.18	54.04	52.18	53.87
4641	NASDAQ	VSEC	Fri, Sep 8, 2017	51.66	52.80	51.50	51.88
4640	NASDAQ	VSEC	Thu, Sep 7, 2017	52.81	52.81	51.17	52.16
4639	NASDAQ	VSEC	Wed, Sep 6, 2017	51.93	52.49	51.35	51.92
4638	NASDAQ	VSEC	Tue, Sep 5, 2017	52.80	52.80	51.00	51.92
4637	NASDAQ	VSEC	Fri, Sep 1, 2017	52.36	52.86	51.31	52.13
4636	NASDAQ	VSEC	Thu, Aug 31, 2017	50.51	53.00	50.51	52.15
4635	NASDAQ	VSEC	Wed, Aug 30, 2017	50.36	51.47	50.13	51.25
4634	NASDAQ	VSEC	Tue, Aug 29, 2017	49.52	50.86	49.37	50.20
4633	NASDAQ	VSEC	Mon, Aug 28, 2017	49.24	50.13	48.73	49.98
4632	NASDAQ	VSEC	Fri, Aug 25, 2017	48.86	49.68	48.85	49.24
4631	NASDAQ	VSEC	Thu, Aug 24, 2017	49.35	49.35	48.50	48.72
4630	NASDAQ	VSEC	Wed, Aug 23, 2017	49.23	49.89	48.63	49.03
4629	NASDAQ	VSEC	Tue, Aug 22, 2017	49.29	50.47	49.29	49.69
4628	NASDAQ	VSEC	Mon, Aug 21, 2017	49.10	49.62	48.93	49.28
4627	NASDAQ	VSEC	Fri, Aug 18, 2017	48.39	50.08	48.30	49.19
4626	NASDAQ	VSEC	Thu, Aug 17, 2017	48.93	49.86	48.35	48.83
4625	NASDAQ	VSEC	Wed, Aug 16, 2017	50.87	51.59	49.90	49.91
4624	NASDAQ	VSEC	Tue, Aug 15, 2017	51.25	51.37	50.51	50.81
4623	NASDAQ	VSEC	Mon, Aug 14, 2017	50.86	51.90	50.36	51.20
4622	NASDAQ	VSEC	Fri, Aug 11, 2017	50.09	50.50	49.84	50.41
4621	NASDAQ	VSEC	Thu, Aug 10, 2017	50.00	50.44	49.63	50.13
4620	NASDAQ	VSEC	Wed, Aug 9, 2017	50.58	51.21	50.15	50.80
4619	NASDAQ	VSEC	Tue, Aug 8, 2017	51.65	52.42	51.11	51.55
4618	NASDAQ	VSEC	Mon, Aug 7, 2017	52.15	52.46	51.30	51.52
4617	NASDAQ	VSEC	Fri, Aug 4, 2017	52.22	53.04	50.91	51.94
4616	NASDAQ	VSEC	Thu, Aug 3, 2017	52.08	52.97	50.54	52.22
4615	NASDAQ	VSEC	Wed, Aug 2, 2017	52.94	53.46	50.74	52.38
4614	NASDAQ	VSEC	Tue, Aug 1, 2017	51.91	54.00	51.50	52.54
4613	NASDAQ	VSEC	Mon, Jul 31, 2017	48.69	52.35	48.34	51.85
4612	NASDAQ	VSEC	Fri, Jul 28, 2017	45.04	48.50	44.46	48.31
4611	NASDAQ	VSEC	Thu, Jul 27, 2017	44.20	45.18	43.45	44.52
4610	NASDAQ	VSEC	Wed, Jul 26, 2017	43.40	45.39	43.40	44.24
4609	NASDAQ	VSEC	Tue, Jul 25, 2017	45.55	45.69	41.95	44.52
4608	NASDAQ	VSEC	Mon, Jul 24, 2017	44.90	45.41	44.45	45.07
4607	NASDAQ	VSEC	Fri, Jul 21, 2017	44.45	45.88	43.62	44.46
4606	NASDAQ	VSEC	Thu, Jul 20, 2017	44.92	45.11	44.31	44.33
4605	NASDAQ	VSEC	Wed, Jul 19, 2017	43.75	45.26	43.75	45.15
4604	NASDAQ	VSEC	Tue, Jul 18, 2017	43.81	44.60	43.28	43.74
4603	NASDAQ	VSEC	Mon, Jul 17, 2017	43.72	44.54	43.55	44.11
4602	NASDAQ	VSEC	Fri, Jul 14, 2017	43.88	45.16	43.79	43.98
4601	NASDAQ	VSEC	Thu, Jul 13, 2017	43.27	44.34	43.11	44.04
4600	NASDAQ	VSEC	Wed, Jul 12, 2017	43.28	45.11	43.28	44.37
4599	NASDAQ	VSEC	Tue, Jul 11, 2017	44.02	44.45	43.06	44.04
4598	NASDAQ	VSEC	Mon, Jul 10, 2017	44.98	44.98	43.82	43.97
4597	NASDAQ	VSEC	Fri, Jul 7, 2017	45.11	45.25	44.62	44.98
4596	NASDAQ	VSEC	Thu, Jul 6, 2017	45.43	45.43	44.50	45.05
4595	NASDAQ	VSEC	Wed, Jul 5, 2017	46.19	46.24	45.01	45.72
4594	NASDAQ	VSEC	Mon, Jul 3, 2017	45.80	46.71	45.31	46.19
4593	NASDAQ	VSEC	Fri, Jun 30, 2017	45.48	45.93	44.18	44.98
4592	NASDAQ	VSEC	Thu, Jun 29, 2017	44.15	45.50	43.64	45.39
4591	NASDAQ	VSEC	Wed, Jun 28, 2017	43.60	45.60	43.23	45.10
4590	NASDAQ	VSEC	Tue, Jun 27, 2017	44.22	44.87	43.68	43.91
4589	NASDAQ	VSEC	Mon, Jun 26, 2017	43.90	44.28	43.46	44.12
4588	NASDAQ	VSEC	Fri, Jun 23, 2017	43.57	44.54	43.06	43.94
4587	NASDAQ	VSEC	Thu, Jun 22, 2017	43.70	44.16	43.27	43.56
4586	NASDAQ	VSEC	Wed, Jun 21, 2017	42.60	44.69	42.60	43.51
4585	NASDAQ	VSEC	Tue, Jun 20, 2017	44.17	44.17	42.86	43.62
4584	NASDAQ	VSEC	Mon, Jun 19, 2017	42.26	44.79	42.25	44.30
4583	NASDAQ	VSEC	Fri, Jun 16, 2017	43.68	44.64	43.25	44.33
4582	NASDAQ	VSEC	Thu, Jun 15, 2017	43.73	44.30	43.15	44.25
4581	NASDAQ	VSEC	Wed, Jun 14, 2017	44.05	44.12	42.57	44.03
4580	NASDAQ	VSEC	Tue, Jun 13, 2017	44.74	44.74	42.73	43.67
4579	NASDAQ	VSEC	Mon, Jun 12, 2017	42.84	44.80	42.74	43.83
4578	NASDAQ	VSEC	Fri, Jun 9, 2017	42.75	44.78	41.32	44.00
4577	NASDAQ	VSEC	Thu, Jun 8, 2017	42.51	43.97	40.07	43.48
4576	NASDAQ	VSEC	Wed, Jun 7, 2017	42.62	43.36	42.09	42.51
4575	NASDAQ	VSEC	Tue, Jun 6, 2017	42.67	43.14	41.77	42.37
4574	NASDAQ	VSEC	Mon, Jun 5, 2017	43.84	43.84	42.04	43.03
4573	NASDAQ	VSEC	Fri, Jun 2, 2017	43.45	44.50	43.15	43.85
4572	NASDAQ	VSEC	Thu, Jun 1, 2017	41.85	42.80	41.03	42.77
4571	NASDAQ	VSEC	Wed, May 31, 2017	42.10	42.16	40.73	41.84
4570	NASDAQ	VSEC	Tue, May 30, 2017	41.83	42.22	41.03	41.81
4569	NASDAQ	VSEC	Fri, May 26, 2017	42.25	42.59	41.64	42.22
4568	NASDAQ	VSEC	Thu, May 25, 2017	43.48	43.48	41.95	42.25
4567	NASDAQ	VSEC	Wed, May 24, 2017	43.05	43.49	41.84	42.94
4566	NASDAQ	VSEC	Tue, May 23, 2017	43.31	43.70	42.90	43.23
4565	NASDAQ	VSEC	Mon, May 22, 2017	43.65	43.65	43.00	43.14
4564	NASDAQ	VSEC	Fri, May 19, 2017	43.34	43.81	41.38	42.67
4563	NASDAQ	VSEC	Thu, May 18, 2017	43.57	44.26	43.29	43.33
4562	NASDAQ	VSEC	Wed, May 17, 2017	43.48	44.10	43.00	43.57
4561	NASDAQ	VSEC	Tue, May 16, 2017	43.97	44.15	43.39	44.05
4560	NASDAQ	VSEC	Mon, May 15, 2017	43.85	44.35	43.54	43.98
4559	NASDAQ	VSEC	Fri, May 12, 2017	43.71	44.17	42.96	43.62
4558	NASDAQ	VSEC	Thu, May 11, 2017	43.45	44.12	42.76	44.00
4557	NASDAQ	VSEC	Wed, May 10, 2017	43.25	44.09	41.90	43.67
4556	NASDAQ	VSEC	Tue, May 9, 2017	42.83	43.38	42.67	43.25
4555	NASDAQ	VSEC	Mon, May 8, 2017	42.58	43.26	42.58	42.88
4554	NASDAQ	VSEC	Fri, May 5, 2017	42.42	43.00	42.18	42.84
4553	NASDAQ	VSEC	Thu, May 4, 2017	42.71	42.93	42.13	42.66
4552	NASDAQ	VSEC	Wed, May 3, 2017	42.52	42.80	42.02	42.33
4551	NASDAQ	VSEC	Tue, May 2, 2017	42.13	43.00	41.98	42.97
4550	NASDAQ	VSEC	Mon, May 1, 2017	42.44	42.44	41.83	42.13
4549	NASDAQ	VSEC	Fri, Apr 28, 2017	44.18	44.18	42.11	42.65
4548	NASDAQ	VSEC	Thu, Apr 27, 2017	44.15	44.29	43.72	44.00
4547	NASDAQ	VSEC	Wed, Apr 26, 2017	42.70	44.20	42.70	43.81
4546	NASDAQ	VSEC	Tue, Apr 25, 2017	43.08	43.43	42.30	42.87
4545	NASDAQ	VSEC	Mon, Apr 24, 2017	43.12	43.45	42.49	42.63
4544	NASDAQ	VSEC	Fri, Apr 21, 2017	42.51	43.20	42.00	42.47
4543	NASDAQ	VSEC	Thu, Apr 20, 2017	41.99	42.81	41.88	42.72
4542	NASDAQ	VSEC	Wed, Apr 19, 2017	41.35	42.00	41.10	41.90
4541	NASDAQ	VSEC	Tue, Apr 18, 2017	40.30	41.29	39.39	41.18
4540	NASDAQ	VSEC	Mon, Apr 17, 2017	39.51	40.81	39.30	40.67
4539	NASDAQ	VSEC	Thu, Apr 13, 2017	39.31	39.97	39.23	39.45
4538	NASDAQ	VSEC	Wed, Apr 12, 2017	40.27	40.81	39.20	39.28
4537	NASDAQ	VSEC	Tue, Apr 11, 2017	40.23	40.97	39.79	40.42
4536	NASDAQ	VSEC	Mon, Apr 10, 2017	40.87	41.40	39.50	40.51
4535	NASDAQ	VSEC	Fri, Apr 7, 2017	39.53	41.34	39.12	41.02
4534	NASDAQ	VSEC	Thu, Apr 6, 2017	39.57	40.40	38.90	39.53
4533	NASDAQ	VSEC	Wed, Apr 5, 2017	40.40	40.83	39.11	39.57
4532	NASDAQ	VSEC	Tue, Apr 4, 2017	40.04	41.00	40.00	40.35
4531	NASDAQ	VSEC	Mon, Apr 3, 2017	40.11	40.75	38.98	39.87
4530	NASDAQ	VSEC	Fri, Mar 31, 2017	40.46	41.21	40.20	40.80
4529	NASDAQ	VSEC	Thu, Mar 30, 2017	39.00	40.54	38.39	40.31
4528	NASDAQ	VSEC	Wed, Mar 29, 2017	40.80	40.80	37.02	38.80
4527	NASDAQ	VSEC	Tue, Mar 28, 2017	37.96	39.00	37.96	38.67
4526	NASDAQ	VSEC	Mon, Mar 27, 2017	37.21	38.42	36.86	37.97
4525	NASDAQ	VSEC	Fri, Mar 24, 2017	38.13	38.35	37.26	37.59
4524	NASDAQ	VSEC	Thu, Mar 23, 2017	37.52	37.73	37.26	37.70
4523	NASDAQ	VSEC	Wed, Mar 22, 2017	37.50	37.75	36.70	37.43
4522	NASDAQ	VSEC	Tue, Mar 21, 2017	39.75	40.42	37.69	37.70
4521	NASDAQ	VSEC	Mon, Mar 20, 2017	39.35	40.76	38.87	39.50
4520	NASDAQ	VSEC	Fri, Mar 17, 2017	38.47	39.76	38.28	39.43
4519	NASDAQ	VSEC	Thu, Mar 16, 2017	37.60	39.04	37.60	38.57
4518	NASDAQ	VSEC	Wed, Mar 15, 2017	37.53	38.15	36.95	37.89
4517	NASDAQ	VSEC	Tue, Mar 14, 2017	37.15	38.46	37.15	37.47
4516	NASDAQ	VSEC	Mon, Mar 13, 2017	37.35	39.03	37.35	37.94
4515	NASDAQ	VSEC	Fri, Mar 10, 2017	38.29	38.83	37.28	37.30
4514	NASDAQ	VSEC	Thu, Mar 9, 2017	38.33	38.63	37.64	37.92
4513	NASDAQ	VSEC	Wed, Mar 8, 2017	39.71	39.71	38.22	38.23
4512	NASDAQ	VSEC	Tue, Mar 7, 2017	39.11	40.80	38.86	39.28
4511	NASDAQ	VSEC	Mon, Mar 6, 2017	39.05	39.99	37.53	39.30
4510	NASDAQ	VSEC	Fri, Mar 3, 2017	37.10	39.95	37.10	39.50
4509	NASDAQ	VSEC	Thu, Mar 2, 2017	40.14	40.80	37.61	39.60
4508	NASDAQ	VSEC	Wed, Mar 1, 2017	40.94	40.94	39.41	40.14
4507	NASDAQ	VSEC	Tue, Feb 28, 2017	40.87	41.00	39.09	40.68
4506	NASDAQ	VSEC	Mon, Feb 27, 2017	41.67	42.00	40.68	41.06
4505	NASDAQ	VSEC	Fri, Feb 24, 2017	39.83	41.08	39.83	40.66
4504	NASDAQ	VSEC	Thu, Feb 23, 2017	41.47	42.00	39.69	40.80
4503	NASDAQ	VSEC	Wed, Feb 22, 2017	42.13	42.13	41.25	41.58
4502	NASDAQ	VSEC	Tue, Feb 21, 2017	40.96	42.18	40.64	41.84
4501	NASDAQ	VSEC	Fri, Feb 17, 2017	40.93	41.07	40.30	40.82
4500	NASDAQ	VSEC	Thu, Feb 16, 2017	40.20	40.83	40.16	40.70
4499	NASDAQ	VSEC	Wed, Feb 15, 2017	39.90	41.55	39.90	41.19
4498	NASDAQ	VSEC	Tue, Feb 14, 2017	39.30	40.13	38.89	39.91
4497	NASDAQ	VSEC	Mon, Feb 13, 2017	38.55	39.48	37.89	39.42
4496	NASDAQ	VSEC	Fri, Feb 10, 2017	37.84	38.52	36.47	38.39
4495	NASDAQ	VSEC	Thu, Feb 9, 2017	37.96	38.47	37.13	37.81
4494	NASDAQ	VSEC	Wed, Feb 8, 2017	37.66	38.42	36.41	37.86
4493	NASDAQ	VSEC	Tue, Feb 7, 2017	36.50	38.00	36.07	37.67
4492	NASDAQ	VSEC	Mon, Feb 6, 2017	35.31	37.37	35.31	36.73
4491	NASDAQ	VSEC	Fri, Feb 3, 2017	36.48	36.78	36.48	36.78
4490	NASDAQ	VSEC	Thu, Feb 2, 2017	34.98	37.50	34.98	36.50
4489	NASDAQ	VSEC	Wed, Feb 1, 2017	37.34	38.23	36.51	37.38
4488	NASDAQ	VSEC	Tue, Jan 31, 2017	35.99	37.59	35.27	37.28
4487	NASDAQ	VSEC	Mon, Jan 30, 2017	37.33	37.75	36.07	36.13
4486	NASDAQ	VSEC	Fri, Jan 27, 2017	38.49	38.49	37.66	37.76
4485	NASDAQ	VSEC	Thu, Jan 26, 2017	37.98	38.48	37.79	38.29
4484	NASDAQ	VSEC	Wed, Jan 25, 2017	38.50	38.50	37.49	38.05
4483	NASDAQ	VSEC	Tue, Jan 24, 2017	37.07	38.48	36.67	38.23
4482	NASDAQ	VSEC	Mon, Jan 23, 2017	37.33	37.68	36.81	37.08
4481	NASDAQ	VSEC	Fri, Jan 20, 2017	37.02	37.90	37.02	37.52
4480	NASDAQ	VSEC	Thu, Jan 19, 2017	37.31	37.39	36.77	37.13
4479	NASDAQ	VSEC	Wed, Jan 18, 2017	35.70	37.56	35.70	37.05
4478	NASDAQ	VSEC	Tue, Jan 17, 2017	37.64	37.78	36.92	37.36
4477	NASDAQ	VSEC	Fri, Jan 13, 2017	38.50	38.50	37.87	38.02
4476	NASDAQ	VSEC	Thu, Jan 12, 2017	38.20	38.59	37.45	37.93
4475	NASDAQ	VSEC	Wed, Jan 11, 2017	38.65	38.95	38.58	38.80
4474	NASDAQ	VSEC	Tue, Jan 10, 2017	38.65	39.29	38.45	38.95
4473	NASDAQ	VSEC	Mon, Jan 9, 2017	38.41	39.15	38.29	38.77
4472	NASDAQ	VSEC	Fri, Jan 6, 2017	38.86	39.69	38.10	38.96
4471	NASDAQ	VSEC	Thu, Jan 5, 2017	39.41	39.83	38.41	38.78
4470	NASDAQ	VSEC	Wed, Jan 4, 2017	39.95	40.00	39.00	39.67
4469	NASDAQ	VSEC	Tue, Jan 3, 2017	39.62	39.85	38.01	39.80
4468	NASDAQ	VSEC	Fri, Dec 30, 2016	39.51	40.00	37.76	38.84
4467	NASDAQ	VSEC	Thu, Dec 29, 2016	39.56	39.98	39.26	39.67
4466	NASDAQ	VSEC	Wed, Dec 28, 2016	40.70	41.34	38.77	39.50
4465	NASDAQ	VSEC	Tue, Dec 27, 2016	39.99	41.63	39.79	40.79
4464	NASDAQ	VSEC	Fri, Dec 23, 2016	39.84	41.00	39.84	40.49
4463	NASDAQ	VSEC	Thu, Dec 22, 2016	40.51	41.63	40.15	40.74
4462	NASDAQ	VSEC	Wed, Dec 21, 2016	40.63	41.38	39.94	40.64
4461	NASDAQ	VSEC	Tue, Dec 20, 2016	41.00	41.63	40.65	41.41
4460	NASDAQ	VSEC	Mon, Dec 19, 2016	40.91	41.11	37.76	40.99
4459	NASDAQ	VSEC	Fri, Dec 16, 2016	40.87	41.34	40.20	40.87
4458	NASDAQ	VSEC	Thu, Dec 15, 2016	41.30	41.95	40.09	40.66
4457	NASDAQ	VSEC	Wed, Dec 14, 2016	41.37	41.95	41.09	41.34
4456	NASDAQ	VSEC	Tue, Dec 13, 2016	42.58	42.69	41.69	41.98
4455	NASDAQ	VSEC	Mon, Dec 12, 2016	41.56	42.50	40.81	42.34
4454	NASDAQ	VSEC	Fri, Dec 9, 2016	40.63	41.80	40.63	41.45
4453	NASDAQ	VSEC	Thu, Dec 8, 2016	39.75	40.50	39.48	40.32
4452	NASDAQ	VSEC	Wed, Dec 7, 2016	39.80	39.80	39.55	39.72
4451	NASDAQ	VSEC	Tue, Dec 6, 2016	39.48	39.89	38.91	39.83
4450	NASDAQ	VSEC	Mon, Dec 5, 2016	38.49	39.90	37.90	39.62
4449	NASDAQ	VSEC	Fri, Dec 2, 2016	38.66	38.84	38.15	38.18
4448	NASDAQ	VSEC	Thu, Dec 1, 2016	38.62	39.45	38.12	38.73
4447	NASDAQ	VSEC	Wed, Nov 30, 2016	39.24	39.24	38.38	38.71
4446	NASDAQ	VSEC	Tue, Nov 29, 2016	39.25	39.50	37.44	38.99
4445	NASDAQ	VSEC	Mon, Nov 28, 2016	39.44	39.50	38.55	39.24
4444	NASDAQ	VSEC	Fri, Nov 25, 2016	39.35	39.35	38.01	39.24
4443	NASDAQ	VSEC	Wed, Nov 23, 2016	39.74	39.75	38.98	39.13
4442	NASDAQ	VSEC	Tue, Nov 22, 2016	38.75	40.52	38.10	39.67
4441	NASDAQ	VSEC	Mon, Nov 21, 2016	38.31	39.50	38.12	39.01
4440	NASDAQ	VSEC	Fri, Nov 18, 2016	37.91	38.73	36.89	38.49
4439	NASDAQ	VSEC	Thu, Nov 17, 2016	37.80	38.00	37.00	37.67
4438	NASDAQ	VSEC	Wed, Nov 16, 2016	37.28	37.90	37.00	37.71
4437	NASDAQ	VSEC	Tue, Nov 15, 2016	37.80	38.58	37.00	37.38
4436	NASDAQ	VSEC	Mon, Nov 14, 2016	39.01	39.06	36.75	38.20
4435	NASDAQ	VSEC	Fri, Nov 11, 2016	34.22	38.83	34.22	38.82
4434	NASDAQ	VSEC	Thu, Nov 10, 2016	31.00	34.40	30.96	34.29
4433	NASDAQ	VSEC	Wed, Nov 9, 2016	29.28	30.99	29.28	30.78
4432	NASDAQ	VSEC	Tue, Nov 8, 2016	29.62	30.07	29.03	29.74
4431	NASDAQ	VSEC	Mon, Nov 7, 2016	28.86	29.86	28.20	29.79
4430	NASDAQ	VSEC	Fri, Nov 4, 2016	28.95	29.45	26.16	28.67
4429	NASDAQ	VSEC	Thu, Nov 3, 2016	29.01	29.53	28.83	28.86
4428	NASDAQ	VSEC	Wed, Nov 2, 2016	29.41	29.91	28.95	29.06
4427	NASDAQ	VSEC	Tue, Nov 1, 2016	28.86	29.57	28.81	29.35
4426	NASDAQ	VSEC	Mon, Oct 31, 2016	29.12	29.15	28.49	28.84
4425	NASDAQ	VSEC	Fri, Oct 28, 2016	29.12	31.70	28.65	29.27
4424	NASDAQ	VSEC	Thu, Oct 27, 2016	31.60	31.60	28.59	28.72
4423	NASDAQ	VSEC	Wed, Oct 26, 2016	30.85	31.00	30.50	30.52
4422	NASDAQ	VSEC	Tue, Oct 25, 2016	31.16	31.27	30.89	30.99
4421	NASDAQ	VSEC	Mon, Oct 24, 2016	31.38	31.38	30.98	31.14
4420	NASDAQ	VSEC	Fri, Oct 21, 2016	30.52	31.38	30.52	31.03
4419	NASDAQ	VSEC	Thu, Oct 20, 2016	31.01	31.18	30.94	30.94
4418	NASDAQ	VSEC	Wed, Oct 19, 2016	31.01	31.36	30.13	31.00
4417	NASDAQ	VSEC	Tue, Oct 18, 2016	32.25	32.39	30.62	32.39
4416	NASDAQ	VSEC	Mon, Oct 17, 2016	31.81	32.30	31.34	32.14
4415	NASDAQ	VSEC	Fri, Oct 14, 2016	32.15	32.16	31.71	31.75
4414	NASDAQ	VSEC	Thu, Oct 13, 2016	32.16	32.55	31.87	31.89
4413	NASDAQ	VSEC	Wed, Oct 12, 2016	32.38	32.49	32.17	32.17
4412	NASDAQ	VSEC	Tue, Oct 11, 2016	33.30	33.41	32.00	32.11
4411	NASDAQ	VSEC	Mon, Oct 10, 2016	33.00	33.35	33.00	33.31
4410	NASDAQ	VSEC	Fri, Oct 7, 2016	33.45	33.49	32.23	32.68
4409	NASDAQ	VSEC	Thu, Oct 6, 2016	33.50	33.50	32.80	33.10
4408	NASDAQ	VSEC	Wed, Oct 5, 2016	33.11	33.99	32.61	33.49
4407	NASDAQ	VSEC	Tue, Oct 4, 2016	33.65	33.97	33.35	33.40
4406	NASDAQ	VSEC	Mon, Oct 3, 2016	34.52	34.52	33.51	33.54
4405	NASDAQ	VSEC	Fri, Sep 30, 2016	33.51	34.23	33.49	33.99
4404	NASDAQ	VSEC	Thu, Sep 29, 2016	34.04	34.04	33.27	33.39
4403	NASDAQ	VSEC	Wed, Sep 28, 2016	33.90	34.36	33.79	33.99
4402	NASDAQ	VSEC	Tue, Sep 27, 2016	33.87	34.23	33.76	33.95
4401	NASDAQ	VSEC	Mon, Sep 26, 2016	34.24	34.24	33.53	33.71
4400	NASDAQ	VSEC	Fri, Sep 23, 2016	34.59	34.74	34.28	34.41
4399	NASDAQ	VSEC	Thu, Sep 22, 2016	34.16	34.87	34.02	34.66
4398	NASDAQ	VSEC	Wed, Sep 21, 2016	33.63	34.20	33.57	34.20
4397	NASDAQ	VSEC	Tue, Sep 20, 2016	34.06	34.06	33.29	33.51
4396	NASDAQ	VSEC	Mon, Sep 19, 2016	33.93	33.98	33.12	33.75
4395	NASDAQ	VSEC	Fri, Sep 16, 2016	33.73	33.99	33.45	33.90
4394	NASDAQ	VSEC	Thu, Sep 15, 2016	33.30	33.89	33.10	33.53
4393	NASDAQ	VSEC	Wed, Sep 14, 2016	33.85	34.07	32.76	33.20
4392	NASDAQ	VSEC	Tue, Sep 13, 2016	33.66	34.00	33.10	33.33
4391	NASDAQ	VSEC	Mon, Sep 12, 2016	33.58	34.75	33.58	34.03
4390	NASDAQ	VSEC	Fri, Sep 9, 2016	34.25	34.25	33.56	33.56
4389	NASDAQ	VSEC	Thu, Sep 8, 2016	34.95	35.17	34.19	34.97
4388	NASDAQ	VSEC	Wed, Sep 7, 2016	34.65	35.19	34.19	34.81
4387	NASDAQ	VSEC	Tue, Sep 6, 2016	34.99	34.99	34.34	34.71
4386	NASDAQ	VSEC	Fri, Sep 2, 2016	34.12	34.98	34.12	34.98
4385	NASDAQ	VSEC	Thu, Sep 1, 2016	32.81	34.06	32.81	33.85
4384	NASDAQ	VSEC	Wed, Aug 31, 2016	33.77	33.77	32.91	32.91
4383	NASDAQ	VSEC	Tue, Aug 30, 2016	34.03	34.37	33.75	33.79
4382	NASDAQ	VSEC	Mon, Aug 29, 2016	34.32	34.35	33.76	33.98
4381	NASDAQ	VSEC	Fri, Aug 26, 2016	34.30	34.57	33.65	34.09
4380	NASDAQ	VSEC	Thu, Aug 25, 2016	33.51	34.36	33.51	34.23
4379	NASDAQ	VSEC	Wed, Aug 24, 2016	33.50	33.61	33.17	33.41
4378	NASDAQ	VSEC	Tue, Aug 23, 2016	33.78	33.86	33.33	33.40
4377	NASDAQ	VSEC	Mon, Aug 22, 2016	33.54	33.91	33.00	33.90
4376	NASDAQ	VSEC	Fri, Aug 19, 2016	32.79	33.89	32.79	33.60
4375	NASDAQ	VSEC	Thu, Aug 18, 2016	32.94	33.45	31.99	32.96
4374	NASDAQ	VSEC	Wed, Aug 17, 2016	32.65	32.99	31.76	32.95
4373	NASDAQ	VSEC	Tue, Aug 16, 2016	32.30	33.04	32.27	32.69
4372	NASDAQ	VSEC	Mon, Aug 15, 2016	32.35	32.68	32.15	32.50
4371	NASDAQ	VSEC	Fri, Aug 12, 2016	32.59	32.90	31.44	32.39
4370	NASDAQ	VSEC	Thu, Aug 11, 2016	32.45	32.74	32.35	32.61
4369	NASDAQ	VSEC	Wed, Aug 10, 2016	33.52	33.52	32.10	32.62
4368	NASDAQ	VSEC	Tue, Aug 9, 2016	33.04	33.59	32.89	33.59
4367	NASDAQ	VSEC	Mon, Aug 8, 2016	34.00	34.00	32.23	32.91
4366	NASDAQ	VSEC	Fri, Aug 5, 2016	33.28	35.91	33.00	33.95
4365	NASDAQ	VSEC	Thu, Aug 4, 2016	32.97	34.75	29.94	33.04
4364	NASDAQ	VSEC	Wed, Aug 3, 2016	32.55	33.20	31.71	32.20
4363	NASDAQ	VSEC	Tue, Aug 2, 2016	33.14	33.14	32.13	32.16
4362	NASDAQ	VSEC	Mon, Aug 1, 2016	31.75	33.55	31.75	33.05
4361	NASDAQ	VSEC	Fri, Jul 29, 2016	33.16	36.13	31.10	31.78
4360	NASDAQ	VSEC	Thu, Jul 28, 2016	35.16	35.28	34.58	35.28
4359	NASDAQ	VSEC	Wed, Jul 27, 2016	35.84	35.96	35.09	35.50
4358	NASDAQ	VSEC	Tue, Jul 26, 2016	35.41	36.05	35.41	36.05
4357	NASDAQ	VSEC	Mon, Jul 25, 2016	35.60	36.19	35.30	35.53
4356	NASDAQ	VSEC	Fri, Jul 22, 2016	36.35	36.35	35.47	36.00
4355	NASDAQ	VSEC	Thu, Jul 21, 2016	36.50	36.53	35.63	36.12
4354	NASDAQ	VSEC	Wed, Jul 20, 2016	37.24	37.24	36.12	36.63
4353	NASDAQ	VSEC	Tue, Jul 19, 2016	37.02	38.23	36.48	36.81
4352	NASDAQ	VSEC	Mon, Jul 18, 2016	36.97	37.47	36.85	37.17
4351	NASDAQ	VSEC	Fri, Jul 15, 2016	36.60	37.18	36.18	37.18
4350	NASDAQ	VSEC	Thu, Jul 14, 2016	35.92	36.22	35.52	36.22
4349	NASDAQ	VSEC	Wed, Jul 13, 2016	35.44	35.75	34.91	35.71
4348	NASDAQ	VSEC	Tue, Jul 12, 2016	34.50	35.95	34.49	35.26
4347	NASDAQ	VSEC	Mon, Jul 11, 2016	34.42	34.49	34.21	34.49
4346	NASDAQ	VSEC	Fri, Jul 8, 2016	33.77	34.83	33.71	34.00
4345	NASDAQ	VSEC	Thu, Jul 7, 2016	33.35	33.88	33.00	33.54
4344	NASDAQ	VSEC	Wed, Jul 6, 2016	33.01	33.32	33.01	33.32
4343	NASDAQ	VSEC	Tue, Jul 5, 2016	33.40	33.41	32.95	33.21
4342	NASDAQ	VSEC	Fri, Jul 1, 2016	33.25	34.14	33.25	34.07
4341	NASDAQ	VSEC	Thu, Jun 30, 2016	33.04	33.99	33.00	33.40
4340	NASDAQ	VSEC	Wed, Jun 29, 2016	33.47	33.51	32.61	33.20
4339	NASDAQ	VSEC	Tue, Jun 28, 2016	33.08	33.09	32.45	32.99
4338	NASDAQ	VSEC	Mon, Jun 27, 2016	33.87	33.87	32.47	32.58
4337	NASDAQ	VSEC	Fri, Jun 24, 2016	34.53	35.16	33.59	34.03
4336	NASDAQ	VSEC	Thu, Jun 23, 2016	35.08	35.98	35.02	35.80
4335	NASDAQ	VSEC	Wed, Jun 22, 2016	35.06	35.38	34.62	34.62
4334	NASDAQ	VSEC	Tue, Jun 21, 2016	35.28	35.44	34.89	35.21
4333	NASDAQ	VSEC	Mon, Jun 20, 2016	35.24	35.63	34.89	35.43
4332	NASDAQ	VSEC	Fri, Jun 17, 2016	35.74	35.74	34.68	34.80
4331	NASDAQ	VSEC	Thu, Jun 16, 2016	35.32	35.75	34.98	35.62
4330	NASDAQ	VSEC	Wed, Jun 15, 2016	35.01	35.81	35.01	35.54
4329	NASDAQ	VSEC	Tue, Jun 14, 2016	34.79	35.24	34.65	34.88
4328	NASDAQ	VSEC	Mon, Jun 13, 2016	34.94	35.25	34.34	35.00
4327	NASDAQ	VSEC	Fri, Jun 10, 2016	34.39	35.00	34.06	34.79
4326	NASDAQ	VSEC	Thu, Jun 9, 2016	34.95	34.95	34.64	34.85
4325	NASDAQ	VSEC	Wed, Jun 8, 2016	34.70	35.00	34.45	34.87
4324	NASDAQ	VSEC	Tue, Jun 7, 2016	33.75	34.75	33.25	34.33
4323	NASDAQ	VSEC	Mon, Jun 6, 2016	33.44	33.85	33.05	33.83
4322	NASDAQ	VSEC	Fri, Jun 3, 2016	33.18	33.27	32.72	32.90
4321	NASDAQ	VSEC	Thu, Jun 2, 2016	32.96	33.33	32.83	33.13
4320	NASDAQ	VSEC	Wed, Jun 1, 2016	33.23	33.65	32.86	33.18
4319	NASDAQ	VSEC	Tue, May 31, 2016	33.17	33.61	32.80	33.61
4318	NASDAQ	VSEC	Fri, May 27, 2016	32.84	33.28	32.84	33.24
4317	NASDAQ	VSEC	Thu, May 26, 2016	33.45	33.45	32.88	32.90
4316	NASDAQ	VSEC	Wed, May 25, 2016	33.22	33.61	33.06	33.61
4315	NASDAQ	VSEC	Tue, May 24, 2016	32.30	33.35	32.30	33.35
4314	NASDAQ	VSEC	Mon, May 23, 2016	32.56	32.56	31.90	32.15
4313	NASDAQ	VSEC	Fri, May 20, 2016	32.00	32.73	32.00	32.63
4312	NASDAQ	VSEC	Thu, May 19, 2016	32.00	32.19	31.08	31.93
4311	NASDAQ	VSEC	Wed, May 18, 2016	31.51	32.19	31.51	32.19
4310	NASDAQ	VSEC	Tue, May 17, 2016	32.19	32.26	31.32	31.54
4309	NASDAQ	VSEC	Mon, May 16, 2016	32.64	32.72	32.05	32.14
4308	NASDAQ	VSEC	Fri, May 13, 2016	33.02	33.41	32.36	32.55
4307	NASDAQ	VSEC	Thu, May 12, 2016	33.61	33.68	33.01	33.10
4306	NASDAQ	VSEC	Wed, May 11, 2016	33.59	34.00	33.04	33.15
4305	NASDAQ	VSEC	Tue, May 10, 2016	33.17	34.12	33.12	34.00
4304	NASDAQ	VSEC	Mon, May 9, 2016	33.09	33.13	32.83	32.85
4303	NASDAQ	VSEC	Fri, May 6, 2016	33.20	33.39	32.81	33.19
4302	NASDAQ	VSEC	Thu, May 5, 2016	33.44	33.44	33.12	33.13
4301	NASDAQ	VSEC	Wed, May 4, 2016	33.41	33.76	33.19	33.37
4300	NASDAQ	VSEC	Tue, May 3, 2016	33.49	33.80	33.23	33.64
4299	NASDAQ	VSEC	Mon, May 2, 2016	34.48	34.48	31.27	33.67
4298	NASDAQ	VSEC	Fri, Apr 29, 2016	33.35	33.37	30.86	31.02
4297	NASDAQ	VSEC	Thu, Apr 28, 2016	33.89	34.49	33.08	33.08
4296	NASDAQ	VSEC	Wed, Apr 27, 2016	34.22	34.70	33.98	34.17
4295	NASDAQ	VSEC	Tue, Apr 26, 2016	33.76	34.77	33.76	34.41
4294	NASDAQ	VSEC	Mon, Apr 25, 2016	33.68	33.94	33.34	33.86
4293	NASDAQ	VSEC	Fri, Apr 22, 2016	33.77	34.10	33.77	33.88
4292	NASDAQ	VSEC	Thu, Apr 21, 2016	33.30	34.00	33.08	33.83
4291	NASDAQ	VSEC	Wed, Apr 20, 2016	33.64	33.75	32.57	33.39
4290	NASDAQ	VSEC	Tue, Apr 19, 2016	33.57	33.61	33.24	33.55
4289	NASDAQ	VSEC	Mon, Apr 18, 2016	32.87	33.53	32.87	33.42
4288	NASDAQ	VSEC	Fri, Apr 15, 2016	33.02	33.40	33.02	33.10
4287	NASDAQ	VSEC	Thu, Apr 14, 2016	33.15	33.40	33.13	33.19
4286	NASDAQ	VSEC	Wed, Apr 13, 2016	33.01	33.39	32.78	33.26
4285	NASDAQ	VSEC	Tue, Apr 12, 2016	33.13	33.20	32.74	33.14
4284	NASDAQ	VSEC	Mon, Apr 11, 2016	33.50	33.64	32.95	33.15
4283	NASDAQ	VSEC	Fri, Apr 8, 2016	34.20	34.20	33.33	33.33
4282	NASDAQ	VSEC	Thu, Apr 7, 2016	34.06	34.61	33.50	33.51
4281	NASDAQ	VSEC	Wed, Apr 6, 2016	34.06	34.53	33.28	34.33
4280	NASDAQ	VSEC	Tue, Apr 5, 2016	34.26	34.26	34.26	34.30
4279	NASDAQ	VSEC	Mon, Apr 4, 2016	33.94	35.00	33.43	34.26
4278	NASDAQ	VSEC	Fri, Apr 1, 2016	33.69	34.92	33.02	33.89
4277	NASDAQ	VSEC	Thu, Mar 31, 2016	34.74	34.90	34.35	34.58
4276	NASDAQ	VSEC	Wed, Mar 30, 2016	34.01	34.69	33.96	34.58
4275	NASDAQ	VSEC	Tue, Mar 29, 2016	32.96	33.55	32.18	34.06
4274	NASDAQ	VSEC	Mon, Mar 28, 2016	33.17	33.49	32.35	32.98
4273	NASDAQ	VSEC	Thu, Mar 24, 2016	33.73	33.79	33.65	33.02
4272	NASDAQ	VSEC	Wed, Mar 23, 2016	34.72	34.78	33.88	33.89
4271	NASDAQ	VSEC	Tue, Mar 22, 2016	34.47	35.60	34.29	34.53
4270	NASDAQ	VSEC	Mon, Mar 21, 2016	34.52	35.10	34.27	34.64
4269	NASDAQ	VSEC	Fri, Mar 18, 2016	33.01	33.22	32.63	34.38
4268	NASDAQ	VSEC	Thu, Mar 17, 2016	32.44	33.16	32.10	32.85
4267	NASDAQ	VSEC	Wed, Mar 16, 2016	31.81	32.78	31.53	32.37
4266	NASDAQ	VSEC	Tue, Mar 15, 2016	31.90	31.90	31.90	31.80
4265	NASDAQ	VSEC	Mon, Mar 14, 2016	32.06	32.35	31.56	31.83
4264	NASDAQ	VSEC	Fri, Mar 11, 2016	31.94	32.37	31.71	32.37
4263	NASDAQ	VSEC	Thu, Mar 10, 2016	31.86	31.99	30.86	31.87
4262	NASDAQ	VSEC	Wed, Mar 9, 2016	31.91	31.91	31.91	31.87
4261	NASDAQ	VSEC	Tue, Mar 8, 2016	33.60	33.60	31.73	33.80
4260	NASDAQ	VSEC	Mon, Mar 7, 2016	32.20	34.06	32.06	33.80
4259	NASDAQ	VSEC	Fri, Mar 4, 2016	32.03	32.04	31.54	32.16
4258	NASDAQ	VSEC	Thu, Mar 3, 2016	31.82	31.82	31.82	32.26
4257	NASDAQ	VSEC	Wed, Mar 2, 2016	32.04	32.04	31.60	31.88
4256	NASDAQ	VSEC	Tue, Mar 1, 2016	31.36	31.36	31.36	31.88
4255	NASDAQ	VSEC	Mon, Feb 29, 2016	32.38	32.38	31.29	31.36
4254	NASDAQ	VSEC	Fri, Feb 26, 2016	32.27	33.39	30.51	32.38
4253	NASDAQ	VSEC	Thu, Feb 25, 2016	29.38	29.99	29.15	29.65
4252	NASDAQ	VSEC	Wed, Feb 24, 2016	29.12	29.88	28.80	29.53
4251	NASDAQ	VSEC	Tue, Feb 23, 2016	29.13	30.15	29.01	29.33
4250	NASDAQ	VSEC	Mon, Feb 22, 2016	28.41	29.98	28.41	29.20
4249	NASDAQ	VSEC	Fri, Feb 19, 2016	28.21	29.09	27.72	28.21
4248	NASDAQ	VSEC	Thu, Feb 18, 2016	28.85	28.85	28.06	28.37
4247	NASDAQ	VSEC	Wed, Feb 17, 2016	28.43	30.42	28.43	29.08
4246	NASDAQ	VSEC	Tue, Feb 16, 2016	28.11	29.96	27.90	28.20
4245	NASDAQ	VSEC	Fri, Feb 12, 2016	27.44	28.04	26.38	27.63
4244	NASDAQ	VSEC	Thu, Feb 11, 2016	27.51	27.58	27.03	27.27
4243	NASDAQ	VSEC	Wed, Feb 10, 2016	28.02	28.61	27.63	27.80
4242	NASDAQ	VSEC	Tue, Feb 9, 2016	27.56	28.47	27.36	27.95
4241	NASDAQ	VSEC	Mon, Feb 8, 2016	27.14	27.55	27.02	27.30
4240	NASDAQ	VSEC	Fri, Feb 5, 2016	28.10	28.36	27.41	27.51
4239	NASDAQ	VSEC	Thu, Feb 4, 2016	28.20	28.43	27.93	28.00
4238	NASDAQ	VSEC	Wed, Feb 3, 2016	28.50	28.76	28.08	28.29
4237	NASDAQ	VSEC	Tue, Feb 2, 2016	29.53	29.53	28.24	28.32
4236	NASDAQ	VSEC	Mon, Feb 1, 2016	30.54	30.54	28.89	29.63
4235	NASDAQ	VSEC	Fri, Jan 29, 2016	29.77	30.12	29.40	30.00
4234	NASDAQ	VSEC	Thu, Jan 28, 2016	28.86	30.00	28.78	29.61
4233	NASDAQ	VSEC	Wed, Jan 27, 2016	29.48	30.00	28.88	29.20
4232	NASDAQ	VSEC	Tue, Jan 26, 2016	29.80	30.50	28.90	29.65
4231	NASDAQ	VSEC	Mon, Jan 25, 2016	29.64	30.85	29.30	29.38
4230	NASDAQ	VSEC	Fri, Jan 22, 2016	29.33	29.97	28.81	29.97
4229	NASDAQ	VSEC	Thu, Jan 21, 2016	27.93	29.58	27.47	28.95
4228	NASDAQ	VSEC	Wed, Jan 20, 2016	28.54	28.93	27.49	28.15
4227	NASDAQ	VSEC	Tue, Jan 19, 2016	27.73	29.06	27.58	28.60
4226	NASDAQ	VSEC	Fri, Jan 15, 2016	27.84	27.84	26.50	27.32
4225	NASDAQ	VSEC	Thu, Jan 14, 2016	27.76	28.61	27.70	28.50
4224	NASDAQ	VSEC	Wed, Jan 13, 2016	28.00	28.74	27.61	27.73
4223	NASDAQ	VSEC	Tue, Jan 12, 2016	28.17	28.25	27.70	27.88
4222	NASDAQ	VSEC	Mon, Jan 11, 2016	28.58	28.61	27.54	27.83
4221	NASDAQ	VSEC	Fri, Jan 8, 2016	28.78	30.01	27.88	28.68
4220	NASDAQ	VSEC	Thu, Jan 7, 2016	29.27	29.92	28.53	28.56
4219	NASDAQ	VSEC	Wed, Jan 6, 2016	30.03	30.14	29.20	29.61
4218	NASDAQ	VSEC	Tue, Jan 5, 2016	30.89	31.68	29.68	30.35
4217	NASDAQ	VSEC	Mon, Jan 4, 2016	30.72	31.02	29.38	30.89
4216	NASDAQ	VSEC	Thu, Dec 31, 2015	31.14	31.70	30.18	31.09
4215	NASDAQ	VSEC	Wed, Dec 30, 2015	30.82	31.60	30.75	31.05
4214	NASDAQ	VSEC	Tue, Dec 29, 2015	30.59	30.92	30.06	30.90
4213	NASDAQ	VSEC	Mon, Dec 28, 2015	29.83	30.97	29.35	30.21
4212	NASDAQ	VSEC	Thu, Dec 24, 2015	29.55	30.84	29.35	30.05
4211	NASDAQ	VSEC	Wed, Dec 23, 2015	29.41	30.21	29.25	29.99
4210	NASDAQ	VSEC	Tue, Dec 22, 2015	29.20	29.65	29.00	29.53
4209	NASDAQ	VSEC	Mon, Dec 21, 2015	29.78	30.30	29.31	29.49
4208	NASDAQ	VSEC	Fri, Dec 18, 2015	29.70	31.30	29.69	29.86
4207	NASDAQ	VSEC	Thu, Dec 17, 2015	30.13	31.30	29.42	29.89
4206	NASDAQ	VSEC	Wed, Dec 16, 2015	29.60	30.44	29.60	30.19
4205	NASDAQ	VSEC	Tue, Dec 15, 2015	29.41	29.59	29.19	29.49
4204	NASDAQ	VSEC	Mon, Dec 14, 2015	29.25	29.26	28.57	29.20
4203	NASDAQ	VSEC	Fri, Dec 11, 2015	29.83	29.84	29.43	29.69
4202	NASDAQ	VSEC	Thu, Dec 10, 2015	30.24	30.79	30.01	30.29
4201	NASDAQ	VSEC	Wed, Dec 9, 2015	31.00	31.00	29.88	30.48
4200	NASDAQ	VSEC	Tue, Dec 8, 2015	31.70	31.70	30.54	31.01
4199	NASDAQ	VSEC	Mon, Dec 7, 2015	32.26	32.73	31.79	32.07
4198	NASDAQ	VSEC	Fri, Dec 4, 2015	32.50	32.72	31.74	32.03
4197	NASDAQ	VSEC	Thu, Dec 3, 2015	32.39	32.39	31.61	31.75
4196	NASDAQ	VSEC	Wed, Dec 2, 2015	32.71	32.99	32.01	32.03
4195	NASDAQ	VSEC	Tue, Dec 1, 2015	30.85	32.67	30.85	32.55
4194	NASDAQ	VSEC	Mon, Nov 30, 2015	29.92	31.00	29.77	30.90
4193	NASDAQ	VSEC	Fri, Nov 27, 2015	29.91	30.01	29.57	29.76
4192	NASDAQ	VSEC	Wed, Nov 25, 2015	28.76	30.25	28.31	30.00
4191	NASDAQ	VSEC	Tue, Nov 24, 2015	27.70	29.06	27.50	28.84
4190	NASDAQ	VSEC	Mon, Nov 23, 2015	27.48	28.10	26.65	27.99
4189	NASDAQ	VSEC	Fri, Nov 20, 2015	28.09	28.25	27.25	27.68
4188	NASDAQ	VSEC	Thu, Nov 19, 2015	27.75	28.06	27.74	27.92
4187	NASDAQ	VSEC	Wed, Nov 18, 2015	27.38	28.51	27.38	27.88
4186	NASDAQ	VSEC	Tue, Nov 17, 2015	27.76	27.76	27.05	27.11
4185	NASDAQ	VSEC	Mon, Nov 16, 2015	27.12	27.58	26.88	27.19
4184	NASDAQ	VSEC	Fri, Nov 13, 2015	28.13	28.13	26.18	27.05
4183	NASDAQ	VSEC	Thu, Nov 12, 2015	29.47	29.47	28.20	28.20
4182	NASDAQ	VSEC	Wed, Nov 11, 2015	30.25	30.25	29.49	29.54
4181	NASDAQ	VSEC	Tue, Nov 10, 2015	30.11	30.75	29.76	30.24
4180	NASDAQ	VSEC	Mon, Nov 9, 2015	31.11	31.13	29.91	30.00
4179	NASDAQ	VSEC	Fri, Nov 6, 2015	30.80	31.40	30.11	31.32
4178	NASDAQ	VSEC	Thu, Nov 5, 2015	31.50	31.75	30.40	30.77
4177	NASDAQ	VSEC	Wed, Nov 4, 2015	32.16	33.20	30.12	30.92
4176	NASDAQ	VSEC	Tue, Nov 3, 2015	33.27	33.73	32.07	32.31
4175	NASDAQ	VSEC	Mon, Nov 2, 2015	28.54	33.93	28.54	33.46
4174	NASDAQ	VSEC	Fri, Oct 30, 2015	29.23	29.23	26.89	28.73
4173	NASDAQ	VSEC	Thu, Oct 29, 2015	22.55	30.25	22.55	29.25
4172	NASDAQ	VSEC	Wed, Oct 28, 2015	21.68	22.26	21.64	22.25
4171	NASDAQ	VSEC	Tue, Oct 27, 2015	22.14	22.26	21.66	21.70
4170	NASDAQ	VSEC	Mon, Oct 26, 2015	22.05	22.25	21.89	22.13
4169	NASDAQ	VSEC	Fri, Oct 23, 2015	22.03	22.05	21.74	22.04
4168	NASDAQ	VSEC	Thu, Oct 22, 2015	21.94	22.06	21.61	21.91
4167	NASDAQ	VSEC	Wed, Oct 21, 2015	21.68	22.23	21.50	21.50
4166	NASDAQ	VSEC	Tue, Oct 20, 2015	21.50	21.65	21.38	21.63
4165	NASDAQ	VSEC	Mon, Oct 19, 2015	21.50	21.67	21.48	21.51
4164	NASDAQ	VSEC	Fri, Oct 16, 2015	21.86	21.86	21.49	21.50
4163	NASDAQ	VSEC	Thu, Oct 15, 2015	21.50	21.91	21.49	21.91
4162	NASDAQ	VSEC	Wed, Oct 14, 2015	21.53	21.75	21.48	21.48
4161	NASDAQ	VSEC	Tue, Oct 13, 2015	21.67	21.84	21.49	21.50
4160	NASDAQ	VSEC	Mon, Oct 12, 2015	22.03	22.23	21.83	21.90
4159	NASDAQ	VSEC	Fri, Oct 9, 2015	22.22	22.50	21.85	21.97
4158	NASDAQ	VSEC	Thu, Oct 8, 2015	22.20	22.20	21.63	22.19
4157	NASDAQ	VSEC	Wed, Oct 7, 2015	21.62	22.19	21.50	22.19
4156	NASDAQ	VSEC	Tue, Oct 6, 2015	21.56	21.87	20.93	21.38
4155	NASDAQ	VSEC	Mon, Oct 5, 2015	19.94	21.93	19.58	21.70
4154	NASDAQ	VSEC	Fri, Oct 2, 2015	19.58	20.04	19.32	19.80
4153	NASDAQ	VSEC	Thu, Oct 1, 2015	20.00	20.15	19.04	19.68
4152	NASDAQ	VSEC	Wed, Sep 30, 2015	20.19	20.50	18.99	20.04
4151	NASDAQ	VSEC	Tue, Sep 29, 2015	20.32	20.32	18.88	20.00
4150	NASDAQ	VSEC	Mon, Sep 28, 2015	20.47	21.00	20.08	20.12
4149	NASDAQ	VSEC	Fri, Sep 25, 2015	19.75	21.04	19.75	20.40
4148	NASDAQ	VSEC	Thu, Sep 24, 2015	19.53	19.98	18.47	19.53
4147	NASDAQ	VSEC	Wed, Sep 23, 2015	19.50	20.15	19.45	19.48
4146	NASDAQ	VSEC	Tue, Sep 22, 2015	19.15	19.92	18.55	19.51
4145	NASDAQ	VSEC	Mon, Sep 21, 2015	18.43	20.55	18.43	19.18
4144	NASDAQ	VSEC	Fri, Sep 18, 2015	17.56	18.75	16.76	18.54
4143	NASDAQ	VSEC	Thu, Sep 17, 2015	19.13	19.13	17.75	17.85
4142	NASDAQ	VSEC	Wed, Sep 16, 2015	19.96	20.03	18.65	19.09
4141	NASDAQ	VSEC	Tue, Sep 15, 2015	21.02	21.25	19.99	20.20
4140	NASDAQ	VSEC	Mon, Sep 14, 2015	20.32	21.47	20.00	20.83
4139	NASDAQ	VSEC	Fri, Sep 11, 2015	19.05	20.38	19.00	20.33
4138	NASDAQ	VSEC	Thu, Sep 10, 2015	19.18	19.20	19.00	19.20
4137	NASDAQ	VSEC	Wed, Sep 9, 2015	19.47	19.58	19.25	19.25
4136	NASDAQ	VSEC	Tue, Sep 8, 2015	19.48	19.69	19.16	19.34
4135	NASDAQ	VSEC	Fri, Sep 4, 2015	19.38	19.55	19.10	19.13
4134	NASDAQ	VSEC	Thu, Sep 3, 2015	19.72	20.10	19.63	19.65
4133	NASDAQ	VSEC	Wed, Sep 2, 2015	20.23	20.38	19.73	19.81
4132	NASDAQ	VSEC	Tue, Sep 1, 2015	20.50	20.65	19.56	19.79
4131	NASDAQ	VSEC	Mon, Aug 31, 2015	20.85	20.85	20.33	20.69
4130	NASDAQ	VSEC	Fri, Aug 28, 2015	20.35	21.12	20.35	20.75
4129	NASDAQ	VSEC	Thu, Aug 27, 2015	20.94	22.26	20.00	20.53
4128	NASDAQ	VSEC	Wed, Aug 26, 2015	21.55	22.50	20.81	20.87
4127	NASDAQ	VSEC	Tue, Aug 25, 2015	22.30	22.50	21.23	21.23
4126	NASDAQ	VSEC	Mon, Aug 24, 2015	22.00	22.59	21.42	21.55
4125	NASDAQ	VSEC	Fri, Aug 21, 2015	22.26	22.84	22.24	22.26
4124	NASDAQ	VSEC	Thu, Aug 20, 2015	22.66	23.36	22.51	22.56
4123	NASDAQ	VSEC	Wed, Aug 19, 2015	22.93	23.35	22.70	22.70
4122	NASDAQ	VSEC	Tue, Aug 18, 2015	22.77	23.40	22.71	22.85
4121	NASDAQ	VSEC	Mon, Aug 17, 2015	23.04	23.28	22.32	23.11
4120	NASDAQ	VSEC	Fri, Aug 14, 2015	23.11	23.53	22.81	23.20
4119	NASDAQ	VSEC	Thu, Aug 13, 2015	24.00	24.00	23.01	23.16
4118	NASDAQ	VSEC	Wed, Aug 12, 2015	22.48	23.38	22.48	23.01
4117	NASDAQ	VSEC	Tue, Aug 11, 2015	22.88	25.10	22.55	22.88
4116	NASDAQ	VSEC	Mon, Aug 10, 2015	24.06	24.48	23.00	23.22
4115	NASDAQ	VSEC	Fri, Aug 7, 2015	24.11	24.77	23.53	23.94
4114	NASDAQ	VSEC	Thu, Aug 6, 2015	24.37	26.44	24.10	24.11
4113	NASDAQ	VSEC	Wed, Aug 5, 2015	22.95	24.33	22.95	24.15
4112	NASDAQ	VSEC	Tue, Aug 4, 2015	22.74	23.18	22.16	22.69
4111	NASDAQ	VSEC	Mon, Aug 3, 2015	23.86	24.10	22.01	22.90
4110	NASDAQ	VSEC	Fri, Jul 31, 2015	25.53	25.53	23.52	23.70
4109	NASDAQ	VSEC	Thu, Jul 30, 2015	24.51	24.75	23.89	24.06
4108	NASDAQ	VSEC	Wed, Jul 29, 2015	24.51	25.00	23.76	24.31
4107	NASDAQ	VSEC	Tue, Jul 28, 2015	23.49	24.88	23.23	24.46
4106	NASDAQ	VSEC	Mon, Jul 27, 2015	25.07	25.07	23.15	23.46
4105	NASDAQ	VSEC	Fri, Jul 24, 2015	25.38	25.50	24.50	24.75
4104	NASDAQ	VSEC	Thu, Jul 23, 2015	25.78	26.42	25.44	25.66
4103	NASDAQ	VSEC	Wed, Jul 22, 2015	25.81	25.81	25.07	25.45
4102	NASDAQ	VSEC	Tue, Jul 21, 2015	25.05	25.67	24.01	25.31
4101	NASDAQ	VSEC	Mon, Jul 20, 2015	26.38	26.38	25.00	25.05
4100	NASDAQ	VSEC	Fri, Jul 17, 2015	26.43	26.54	26.21	26.21
4099	NASDAQ	VSEC	Thu, Jul 16, 2015	26.31	26.98	26.31	26.52
4098	NASDAQ	VSEC	Wed, Jul 15, 2015	26.75	26.75	26.25	26.47
4097	NASDAQ	VSEC	Tue, Jul 14, 2015	27.25	27.25	26.55	26.71
4096	NASDAQ	VSEC	Mon, Jul 13, 2015	27.16	27.43	26.97	27.42
4095	NASDAQ	VSEC	Fri, Jul 10, 2015	26.66	27.42	26.66	27.14
4094	NASDAQ	VSEC	Thu, Jul 9, 2015	26.90	27.09	26.30	26.57
4093	NASDAQ	VSEC	Wed, Jul 8, 2015	26.85	27.13	26.55	26.81
4092	NASDAQ	VSEC	Tue, Jul 7, 2015	27.53	27.60	26.95	27.01
4091	NASDAQ	VSEC	Mon, Jul 6, 2015	26.55	27.68	26.40	27.43
4090	NASDAQ	VSEC	Thu, Jul 2, 2015	26.89	27.13	26.41	26.61
4089	NASDAQ	VSEC	Wed, Jul 1, 2015	27.01	27.38	26.08	26.96
4088	NASDAQ	VSEC	Tue, Jun 30, 2015	26.73	28.98	26.29	26.76
4087	NASDAQ	VSEC	Mon, Jun 29, 2015	27.20	27.38	26.30	26.48
4086	NASDAQ	VSEC	Fri, Jun 26, 2015	26.94	27.74	26.68	27.50
4085	NASDAQ	VSEC	Thu, Jun 25, 2015	27.54	27.86	26.16	26.92
4084	NASDAQ	VSEC	Wed, Jun 24, 2015	28.51	29.11	27.50	27.51
4083	NASDAQ	VSEC	Tue, Jun 23, 2015	28.70	28.83	28.28	28.58
4082	NASDAQ	VSEC	Mon, Jun 22, 2015	28.64	29.07	28.52	28.70
4081	NASDAQ	VSEC	Fri, Jun 19, 2015	28.63	29.17	28.53	28.71
4080	NASDAQ	VSEC	Thu, Jun 18, 2015	28.18	28.49	27.01	28.39
4079	NASDAQ	VSEC	Wed, Jun 17, 2015	28.35	29.03	27.99	28.11
4078	NASDAQ	VSEC	Tue, Jun 16, 2015	27.59	29.29	27.59	28.37
4077	NASDAQ	VSEC	Mon, Jun 15, 2015	28.08	28.27	27.36	27.37
4076	NASDAQ	VSEC	Fri, Jun 12, 2015	28.65	28.98	27.52	28.10
4075	NASDAQ	VSEC	Thu, Jun 11, 2015	29.25	29.18	28.68	28.80
4074	NASDAQ	VSEC	Wed, Jun 10, 2015	28.78	29.31	28.78	29.12
4073	NASDAQ	VSEC	Tue, Jun 9, 2015	29.13	30.00	28.70	28.70
4072	NASDAQ	VSEC	Mon, Jun 8, 2015	29.78	29.78	29.13	29.25
4071	NASDAQ	VSEC	Fri, Jun 5, 2015	29.56	29.91	29.13	29.90
4070	NASDAQ	VSEC	Thu, Jun 4, 2015	30.48	30.54	29.59	29.85
4069	NASDAQ	VSEC	Wed, Jun 3, 2015	29.97	31.18	29.39	30.34
4068	NASDAQ	VSEC	Tue, Jun 2, 2015	30.30	31.22	29.85	30.03
4067	NASDAQ	VSEC	Mon, Jun 1, 2015	31.56	31.84	30.28	30.30
4066	NASDAQ	VSEC	Fri, May 29, 2015	30.99	31.72	30.27	31.22
4065	NASDAQ	VSEC	Thu, May 28, 2015	30.96	31.40	30.76	30.76
4064	NASDAQ	VSEC	Wed, May 27, 2015	31.59	31.90	31.13	31.13
4063	NASDAQ	VSEC	Tue, May 26, 2015	31.34	31.64	31.00	31.38
4062	NASDAQ	VSEC	Fri, May 22, 2015	31.85	32.39	31.41	31.69
4061	NASDAQ	VSEC	Thu, May 21, 2015	31.64	31.91	31.13	31.71
4060	NASDAQ	VSEC	Wed, May 20, 2015	31.10	31.78	31.10	31.52
4059	NASDAQ	VSEC	Tue, May 19, 2015	32.14	32.60	30.86	31.07
4058	NASDAQ	VSEC	Mon, May 18, 2015	31.40	32.70	31.00	31.85
4057	NASDAQ	VSEC	Fri, May 15, 2015	31.63	32.94	31.15	31.21
4056	NASDAQ	VSEC	Thu, May 14, 2015	31.41	31.85	31.41	31.61
4055	NASDAQ	VSEC	Wed, May 13, 2015	31.01	31.88	30.86	31.49
4054	NASDAQ	VSEC	Tue, May 12, 2015	32.25	32.35	31.13	31.20
4053	NASDAQ	VSEC	Mon, May 11, 2015	32.73	32.91	32.22	32.44
4052	NASDAQ	VSEC	Fri, May 8, 2015	33.00	33.71	31.59	32.61
4051	NASDAQ	VSEC	Thu, May 7, 2015	32.62	35.00	32.62	33.23
4050	NASDAQ	VSEC	Wed, May 6, 2015	29.63	33.20	29.28	32.80
4049	NASDAQ	VSEC	Tue, May 5, 2015	30.75	30.99	27.61	29.41
4048	NASDAQ	VSEC	Mon, May 4, 2015	33.15	33.15	30.18	30.28
4047	NASDAQ	VSEC	Fri, May 1, 2015	36.14	37.84	32.98	33.13
4046	NASDAQ	VSEC	Thu, Apr 30, 2015	36.10	36.60	35.18	35.57
4045	NASDAQ	VSEC	Wed, Apr 29, 2015	37.66	37.66	35.69	35.75
4044	NASDAQ	VSEC	Tue, Apr 28, 2015	37.55	38.34	36.37	37.85
4043	NASDAQ	VSEC	Mon, Apr 27, 2015	38.61	38.98	37.10	37.30
4042	NASDAQ	VSEC	Fri, Apr 24, 2015	39.45	39.23	38.24	38.59
4041	NASDAQ	VSEC	Thu, Apr 23, 2015	39.75	39.76	38.68	39.25
4040	NASDAQ	VSEC	Wed, Apr 22, 2015	40.16	40.40	39.50	39.52
4039	NASDAQ	VSEC	Tue, Apr 21, 2015	40.46	41.57	39.81	40.00
4038	NASDAQ	VSEC	Mon, Apr 20, 2015	40.27	41.16	40.24	40.45
4037	NASDAQ	VSEC	Fri, Apr 17, 2015	40.28	40.75	39.91	40.24
4036	NASDAQ	VSEC	Thu, Apr 16, 2015	40.94	40.97	40.51	40.76
4035	NASDAQ	VSEC	Wed, Apr 15, 2015	40.96	41.38	40.43	41.19
4034	NASDAQ	VSEC	Tue, Apr 14, 2015	40.67	40.82	40.47	40.79
4033	NASDAQ	VSEC	Mon, Apr 13, 2015	40.31	40.97	40.31	40.49
4032	NASDAQ	VSEC	Fri, Apr 10, 2015	40.59	41.27	40.19	40.32
4031	NASDAQ	VSEC	Thu, Apr 9, 2015	40.75	40.89	40.15	40.60
4030	NASDAQ	VSEC	Wed, Apr 8, 2015	40.15	41.18	40.15	40.75
4029	NASDAQ	VSEC	Tue, Apr 7, 2015	41.27	41.89	40.45	40.50
4028	NASDAQ	VSEC	Mon, Apr 6, 2015	41.11	41.95	40.52	41.62
4027	NASDAQ	VSEC	Thu, Apr 2, 2015	41.62	41.87	40.96	41.07
4026	NASDAQ	VSEC	Wed, Apr 1, 2015	40.60	41.61	39.51	41.61
4025	NASDAQ	VSEC	Tue, Mar 31, 2015	39.45	41.28	39.45	40.94
4024	NASDAQ	VSEC	Mon, Mar 30, 2015	39.86	41.05	39.24	39.50
4023	NASDAQ	VSEC	Fri, Mar 27, 2015	39.76	40.54	39.59	39.81
4022	NASDAQ	VSEC	Thu, Mar 26, 2015	40.12	40.71	39.22	39.89
4021	NASDAQ	VSEC	Wed, Mar 25, 2015	40.35	40.72	39.76	39.95
4020	NASDAQ	VSEC	Tue, Mar 24, 2015	40.00	40.70	40.00	40.26
4019	NASDAQ	VSEC	Mon, Mar 23, 2015	40.44	40.76	40.00	40.02
4018	NASDAQ	VSEC	Fri, Mar 20, 2015	41.62	41.73	40.20	40.41
4017	NASDAQ	VSEC	Thu, Mar 19, 2015	40.63	41.94	40.63	41.52
4016	NASDAQ	VSEC	Wed, Mar 18, 2015	40.59	41.10	40.20	40.98
4015	NASDAQ	VSEC	Tue, Mar 17, 2015	40.62	41.19	40.18	40.67
4014	NASDAQ	VSEC	Mon, Mar 16, 2015	39.92	41.47	39.88	40.83
4013	NASDAQ	VSEC	Fri, Mar 13, 2015	41.48	41.56	39.76	39.92
4012	NASDAQ	VSEC	Thu, Mar 12, 2015	40.60	41.73	40.27	41.71
4011	NASDAQ	VSEC	Wed, Mar 11, 2015	39.98	40.37	40.01	40.22
4010	NASDAQ	VSEC	Tue, Mar 10, 2015	40.01	40.89	39.74	39.99
4009	NASDAQ	VSEC	Mon, Mar 9, 2015	39.85	41.54	39.85	40.49
4008	NASDAQ	VSEC	Fri, Mar 6, 2015	39.71	40.41	39.71	39.79
4007	NASDAQ	VSEC	Thu, Mar 5, 2015	40.25	40.55	39.56	40.06
4006	NASDAQ	VSEC	Wed, Mar 4, 2015	40.59	40.81	39.93	40.24
4005	NASDAQ	VSEC	Tue, Mar 3, 2015	41.23	41.50	40.50	40.51
4004	NASDAQ	VSEC	Mon, Mar 2, 2015	39.80	42.03	39.80	41.60
4003	NASDAQ	VSEC	Fri, Feb 27, 2015	40.04	40.04	38.86	39.61
4002	NASDAQ	VSEC	Thu, Feb 26, 2015	40.00	40.63	39.18	40.35
4001	NASDAQ	VSEC	Wed, Feb 25, 2015	39.18	40.01	39.06	40.01
4000	NASDAQ	VSEC	Tue, Feb 24, 2015	39.97	39.97	37.38	39.51
3999	NASDAQ	VSEC	Mon, Feb 23, 2015	39.86	40.47	38.99	39.86
3998	NASDAQ	VSEC	Fri, Feb 20, 2015	39.88	40.50	39.38	39.79
3997	NASDAQ	VSEC	Thu, Feb 19, 2015	39.88	40.49	39.39	39.70
3996	NASDAQ	VSEC	Wed, Feb 18, 2015	39.79	40.19	39.44	39.72
3995	NASDAQ	VSEC	Tue, Feb 17, 2015	40.27	40.74	39.47	39.62
3994	NASDAQ	VSEC	Fri, Feb 13, 2015	41.54	41.92	40.11	40.57
3993	NASDAQ	VSEC	Thu, Feb 12, 2015	39.56	41.70	39.33	41.54
3992	NASDAQ	VSEC	Wed, Feb 11, 2015	39.38	39.72	38.09	39.40
3991	NASDAQ	VSEC	Tue, Feb 10, 2015	39.29	39.61	38.69	39.21
3990	NASDAQ	VSEC	Mon, Feb 9, 2015	37.84	39.90	37.84	39.14
3989	NASDAQ	VSEC	Fri, Feb 6, 2015	37.19	38.22	37.00	37.91
3988	NASDAQ	VSEC	Thu, Feb 5, 2015	36.92	37.42	36.64	37.31
3987	NASDAQ	VSEC	Wed, Feb 4, 2015	36.61	37.15	36.57	37.07
3986	NASDAQ	VSEC	Tue, Feb 3, 2015	36.91	37.79	36.41	37.03
3985	NASDAQ	VSEC	Mon, Feb 2, 2015	36.49	36.97	35.10	36.90
3984	NASDAQ	VSEC	Fri, Jan 30, 2015	35.63	36.73	35.60	36.19
3983	NASDAQ	VSEC	Thu, Jan 29, 2015	35.39	36.19	34.18	35.88
3982	NASDAQ	VSEC	Wed, Jan 28, 2015	35.74	36.60	34.75	35.09
3981	NASDAQ	VSEC	Tue, Jan 27, 2015	35.10	35.85	34.86	35.59
3980	NASDAQ	VSEC	Mon, Jan 26, 2015	35.14	35.98	34.85	35.53
3979	NASDAQ	VSEC	Fri, Jan 23, 2015	35.21	35.83	34.49	35.14
3978	NASDAQ	VSEC	Thu, Jan 22, 2015	33.97	35.50	33.29	35.46
3977	NASDAQ	VSEC	Wed, Jan 21, 2015	34.65	34.90	33.43	33.67
3976	NASDAQ	VSEC	Tue, Jan 20, 2015	35.30	35.44	34.23	34.90
3975	NASDAQ	VSEC	Fri, Jan 16, 2015	34.07	35.91	33.40	35.68
3974	NASDAQ	VSEC	Thu, Jan 15, 2015	35.25	35.61	33.55	34.24
3973	NASDAQ	VSEC	Wed, Jan 14, 2015	35.00	35.68	34.70	35.20
3972	NASDAQ	VSEC	Tue, Jan 13, 2015	34.97	36.14	34.59	35.10
3971	NASDAQ	VSEC	Mon, Jan 12, 2015	34.19	35.02	33.07	34.57
3970	NASDAQ	VSEC	Fri, Jan 9, 2015	33.15	34.24	32.75	33.69
3969	NASDAQ	VSEC	Thu, Jan 8, 2015	32.29	33.94	32.23	33.20
3968	NASDAQ	VSEC	Wed, Jan 7, 2015	33.56	33.91	31.50	32.34
3967	NASDAQ	VSEC	Tue, Jan 6, 2015	34.28	34.29	33.14	33.41
3966	NASDAQ	VSEC	Mon, Jan 5, 2015	34.25	35.04	33.25	34.00
3965	NASDAQ	VSEC	Fri, Jan 2, 2015	33.09	35.00	33.09	34.29
3964	NASDAQ	VSEC	Wed, Dec 31, 2014	31.30	33.12	31.30	32.95
3963	NASDAQ	VSEC	Tue, Dec 30, 2014	30.14	30.75	30.14	30.61
3962	NASDAQ	VSEC	Mon, Dec 29, 2014	30.15	30.87	29.44	30.41
3961	NASDAQ	VSEC	Fri, Dec 26, 2014	30.40	30.58	30.03	30.32
3960	NASDAQ	VSEC	Wed, Dec 24, 2014	29.79	30.75	29.74	30.53
3959	NASDAQ	VSEC	Tue, Dec 23, 2014	29.40	30.73	29.37	29.79
3958	NASDAQ	VSEC	Mon, Dec 22, 2014	29.60	29.65	28.17	29.40
3957	NASDAQ	VSEC	Fri, Dec 19, 2014	28.73	30.52	28.40	29.27
3956	NASDAQ	VSEC	Thu, Dec 18, 2014	28.52	29.16	28.00	28.89
3955	NASDAQ	VSEC	Wed, Dec 17, 2014	27.37	28.91	26.75	28.22
3954	NASDAQ	VSEC	Tue, Dec 16, 2014	25.75	27.56	25.66	27.37
3953	NASDAQ	VSEC	Mon, Dec 15, 2014	25.49	26.09	24.45	25.87
3952	NASDAQ	VSEC	Fri, Dec 12, 2014	25.90	26.20	25.08	25.20
3951	NASDAQ	VSEC	Thu, Dec 11, 2014	26.36	26.72	26.25	26.33
3950	NASDAQ	VSEC	Wed, Dec 10, 2014	27.78	27.78	26.28	26.30
3949	NASDAQ	VSEC	Tue, Dec 9, 2014	27.36	28.19	27.63	27.95
3948	NASDAQ	VSEC	Mon, Dec 8, 2014	27.75	28.17	27.27	27.81
3947	NASDAQ	VSEC	Fri, Dec 5, 2014	27.97	28.48	27.68	28.00
3946	NASDAQ	VSEC	Thu, Dec 4, 2014	28.40	28.54	27.49	28.01
3945	NASDAQ	VSEC	Wed, Dec 3, 2014	27.54	28.65	27.50	28.26
3944	NASDAQ	VSEC	Tue, Dec 2, 2014	26.66	28.18	26.62	27.70
3943	NASDAQ	VSEC	Mon, Dec 1, 2014	26.91	27.20	26.28	26.54
3942	NASDAQ	VSEC	Fri, Nov 28, 2014	27.09	27.98	26.53	26.91
3941	NASDAQ	VSEC	Wed, Nov 26, 2014	26.84	27.34	26.45	27.33
3940	NASDAQ	VSEC	Tue, Nov 25, 2014	27.12	28.02	26.36	26.70
3939	NASDAQ	VSEC	Mon, Nov 24, 2014	27.86	28.32	27.20	27.57
3938	NASDAQ	VSEC	Fri, Nov 21, 2014	28.48	28.48	27.80	27.80
3937	NASDAQ	VSEC	Thu, Nov 20, 2014	28.15	28.15	27.61	27.93
3936	NASDAQ	VSEC	Wed, Nov 19, 2014	28.53	29.03	28.19	28.19
3935	NASDAQ	VSEC	Tue, Nov 18, 2014	28.50	28.52	28.32	28.40
3934	NASDAQ	VSEC	Mon, Nov 17, 2014	29.31	28.90	27.89	28.25
3933	NASDAQ	VSEC	Fri, Nov 14, 2014	30.29	30.51	29.33	29.33
3932	NASDAQ	VSEC	Thu, Nov 13, 2014	31.12	31.24	30.84	30.85
3931	NASDAQ	VSEC	Wed, Nov 12, 2014	30.98	31.18	30.75	31.09
3930	NASDAQ	VSEC	Tue, Nov 11, 2014	31.27	31.47	30.97	31.15
3929	NASDAQ	VSEC	Mon, Nov 10, 2014	31.42	31.71	31.07	31.45
3928	NASDAQ	VSEC	Fri, Nov 7, 2014	31.05	31.30	30.83	31.10
3927	NASDAQ	VSEC	Thu, Nov 6, 2014	31.30	31.34	30.64	31.15
3926	NASDAQ	VSEC	Wed, Nov 5, 2014	30.94	31.53	30.81	31.53
3925	NASDAQ	VSEC	Tue, Nov 4, 2014	30.23	31.04	30.16	30.80
3924	NASDAQ	VSEC	Mon, Nov 3, 2014	30.00	30.55	29.47	30.33
3923	NASDAQ	VSEC	Fri, Oct 31, 2014	30.42	30.55	28.05	30.14
3922	NASDAQ	VSEC	Thu, Oct 30, 2014	28.79	30.33	29.04	29.67
3921	NASDAQ	VSEC	Wed, Oct 29, 2014	29.06	29.25	28.70	28.93
3920	NASDAQ	VSEC	Tue, Oct 28, 2014	27.18	29.82	27.18	29.00
3919	NASDAQ	VSEC	Mon, Oct 27, 2014	26.12	27.27	26.18	26.92
3918	NASDAQ	VSEC	Fri, Oct 24, 2014	25.73	26.46	25.75	26.25
3917	NASDAQ	VSEC	Thu, Oct 23, 2014	25.72	25.75	25.25	25.70
3916	NASDAQ	VSEC	Wed, Oct 22, 2014	25.35	25.66	25.31	25.38
3915	NASDAQ	VSEC	Tue, Oct 21, 2014	25.50	25.75	25.22	25.44
3914	NASDAQ	VSEC	Mon, Oct 20, 2014	25.32	25.70	25.16	25.24
3913	NASDAQ	VSEC	Fri, Oct 17, 2014	26.11	26.19	25.25	25.34
3912	NASDAQ	VSEC	Thu, Oct 16, 2014	25.53	25.80	25.26	25.68
3911	NASDAQ	VSEC	Wed, Oct 15, 2014	25.43	26.47	25.16	26.13
3910	NASDAQ	VSEC	Tue, Oct 14, 2014	26.30	26.45	25.51	25.59
3909	NASDAQ	VSEC	Mon, Oct 13, 2014	24.83	26.10	24.63	26.07
3908	NASDAQ	VSEC	Fri, Oct 10, 2014	24.91	25.21	24.77	24.86
3907	NASDAQ	VSEC	Thu, Oct 9, 2014	25.54	25.54	24.76	25.10
3906	NASDAQ	VSEC	Wed, Oct 8, 2014	24.55	25.69	24.50	25.53
3905	NASDAQ	VSEC	Tue, Oct 7, 2014	24.50	25.63	24.50	24.62
3904	NASDAQ	VSEC	Mon, Oct 6, 2014	25.62	25.73	24.43	24.61
3903	NASDAQ	VSEC	Fri, Oct 3, 2014	26.03	26.20	24.61	25.40
3902	NASDAQ	VSEC	Thu, Oct 2, 2014	25.71	25.92	24.84	25.63
3901	NASDAQ	VSEC	Wed, Oct 1, 2014	24.63	25.90	24.50	25.63
3900	NASDAQ	VSEC	Tue, Sep 30, 2014	25.53	25.53	24.50	24.51
3899	NASDAQ	VSEC	Mon, Sep 29, 2014	24.50	25.67	24.28	25.52
3898	NASDAQ	VSEC	Fri, Sep 26, 2014	24.67	24.94	24.36	24.79
3897	NASDAQ	VSEC	Thu, Sep 25, 2014	26.09	26.09	24.66	24.72
3896	NASDAQ	VSEC	Wed, Sep 24, 2014	26.21	26.55	26.02	26.28
3895	NASDAQ	VSEC	Tue, Sep 23, 2014	26.76	27.21	23.76	26.22
3894	NASDAQ	VSEC	Mon, Sep 22, 2014	27.54	27.58	26.76	26.76
3893	NASDAQ	VSEC	Fri, Sep 19, 2014	27.63	28.12	27.49	27.70
3892	NASDAQ	VSEC	Thu, Sep 18, 2014	27.66	27.81	26.52	27.56
3891	NASDAQ	VSEC	Wed, Sep 17, 2014	27.96	27.96	27.41	27.51
3890	NASDAQ	VSEC	Tue, Sep 16, 2014	27.05	28.10	27.05	27.88
3889	NASDAQ	VSEC	Mon, Sep 15, 2014	28.30	28.33	26.90	27.06
3888	NASDAQ	VSEC	Fri, Sep 12, 2014	29.44	29.56	28.45	28.55
3887	NASDAQ	VSEC	Thu, Sep 11, 2014	28.93	30.03	28.91	29.62
3886	NASDAQ	VSEC	Wed, Sep 10, 2014	29.08	29.29	28.76	28.93
3885	NASDAQ	VSEC	Tue, Sep 9, 2014	29.79	29.79	29.08	29.08
3884	NASDAQ	VSEC	Mon, Sep 8, 2014	30.10	30.33	29.95	29.95
3883	NASDAQ	VSEC	Fri, Sep 5, 2014	30.29	30.55	29.95	30.29
3882	NASDAQ	VSEC	Thu, Sep 4, 2014	30.04	30.80	30.04	30.20
3881	NASDAQ	VSEC	Wed, Sep 3, 2014	30.25	30.20	29.37	30.07
3880	NASDAQ	VSEC	Tue, Sep 2, 2014	29.67	30.06	29.30	30.06
3879	NASDAQ	VSEC	Fri, Aug 29, 2014	29.35	30.19	29.01	29.67
3878	NASDAQ	VSEC	Thu, Aug 28, 2014	29.96	30.58	29.22	29.31
3877	NASDAQ	VSEC	Wed, Aug 27, 2014	30.70	30.70	30.20	30.25
3876	NASDAQ	VSEC	Tue, Aug 26, 2014	30.45	30.80	30.23	30.64
3875	NASDAQ	VSEC	Mon, Aug 25, 2014	30.36	30.73	30.18	30.60
3874	NASDAQ	VSEC	Fri, Aug 22, 2014	32.59	32.59	30.00	30.28
3873	NASDAQ	VSEC	Thu, Aug 21, 2014	31.13	31.13	30.64	31.03
3872	NASDAQ	VSEC	Wed, Aug 20, 2014	31.61	31.85	30.84	30.94
3871	NASDAQ	VSEC	Tue, Aug 19, 2014	30.59	32.00	30.59	31.70
3870	NASDAQ	VSEC	Mon, Aug 18, 2014	30.27	30.79	29.31	30.60
3869	NASDAQ	VSEC	Fri, Aug 15, 2014	30.44	30.44	29.44	29.95
3868	NASDAQ	VSEC	Thu, Aug 14, 2014	30.31	30.50	29.83	30.18
3867	NASDAQ	VSEC	Wed, Aug 13, 2014	30.07	30.42	29.86	30.39
3866	NASDAQ	VSEC	Tue, Aug 12, 2014	30.21	30.31	29.31	29.80
3865	NASDAQ	VSEC	Mon, Aug 11, 2014	30.04	30.60	29.62	30.43
3864	NASDAQ	VSEC	Fri, Aug 8, 2014	29.21	30.08	29.05	29.70
3863	NASDAQ	VSEC	Thu, Aug 7, 2014	30.01	30.07	29.02	29.03
3862	NASDAQ	VSEC	Wed, Aug 6, 2014	28.82	29.90	28.82	29.84
3861	NASDAQ	VSEC	Tue, Aug 5, 2014	28.73	29.25	28.42	28.92
3860	NASDAQ	VSEC	Mon, Aug 4, 2014	28.35	29.19	28.35	28.90
3859	NASDAQ	VSEC	Fri, Aug 1, 2014	29.83	30.19	28.36	28.36
3858	NASDAQ	VSEC	Thu, Jul 31, 2014	30.84	30.84	29.75	29.79
3857	NASDAQ	VSEC	Wed, Jul 30, 2014	30.76	31.49	30.57	31.31
3856	NASDAQ	VSEC	Tue, Jul 29, 2014	30.50	30.82	30.18	30.60
3855	NASDAQ	VSEC	Mon, Jul 28, 2014	31.90	31.90	30.17	30.50
3854	NASDAQ	VSEC	Fri, Jul 25, 2014	32.77	33.06	32.06	32.18
3853	NASDAQ	VSEC	Thu, Jul 24, 2014	33.56	33.89	33.08	33.13
3852	NASDAQ	VSEC	Wed, Jul 23, 2014	33.72	34.18	33.57	33.69
3851	NASDAQ	VSEC	Tue, Jul 22, 2014	34.06	34.06	33.07	33.79
3850	NASDAQ	VSEC	Mon, Jul 21, 2014	34.71	34.71	33.00	33.67
3849	NASDAQ	VSEC	Fri, Jul 18, 2014	34.40	35.27	34.40	35.15
3848	NASDAQ	VSEC	Thu, Jul 17, 2014	34.62	34.99	34.33	34.49
3847	NASDAQ	VSEC	Wed, Jul 16, 2014	35.05	35.05	34.57	34.67
3846	NASDAQ	VSEC	Tue, Jul 15, 2014	35.18	35.24	34.65	34.98
3845	NASDAQ	VSEC	Mon, Jul 14, 2014	34.88	35.49	34.62	35.06
3844	NASDAQ	VSEC	Fri, Jul 11, 2014	35.35	35.35	34.11	34.70
3843	NASDAQ	VSEC	Thu, Jul 10, 2014	35.60	36.16	35.26	35.56
3842	NASDAQ	VSEC	Wed, Jul 9, 2014	37.32	37.36	36.35	36.35
3841	NASDAQ	VSEC	Tue, Jul 8, 2014	37.04	37.38	36.01	37.23
3840	NASDAQ	VSEC	Mon, Jul 7, 2014	36.89	37.43	36.00	37.20
3839	NASDAQ	VSEC	Thu, Jul 3, 2014	35.94	36.95	35.34	36.79
3838	NASDAQ	VSEC	Wed, Jul 2, 2014	36.00	36.19	35.45	35.55
3837	NASDAQ	VSEC	Tue, Jul 1, 2014	35.15	36.93	35.15	36.29
3836	NASDAQ	VSEC	Mon, Jun 30, 2014	32.61	35.18	31.97	35.16
3835	NASDAQ	VSEC	Fri, Jun 27, 2014	32.12	32.52	32.12	32.48
3834	NASDAQ	VSEC	Thu, Jun 26, 2014	32.24	32.33	31.72	32.29
3833	NASDAQ	VSEC	Wed, Jun 25, 2014	32.52	32.52	31.93	32.22
3832	NASDAQ	VSEC	Tue, Jun 24, 2014	31.57	32.65	31.23	32.49
3831	NASDAQ	VSEC	Mon, Jun 23, 2014	32.62	32.85	31.28	31.90
3830	NASDAQ	VSEC	Fri, Jun 20, 2014	32.53	32.53	31.87	32.39
3829	NASDAQ	VSEC	Thu, Jun 19, 2014	32.54	33.10	31.97	32.25
3828	NASDAQ	VSEC	Wed, Jun 18, 2014	32.51	32.79	32.06	32.54
3827	NASDAQ	VSEC	Tue, Jun 17, 2014	33.04	33.35	31.25	32.40
3826	NASDAQ	VSEC	Mon, Jun 16, 2014	32.43	33.81	31.18	33.23
3825	NASDAQ	VSEC	Fri, Jun 13, 2014	32.67	33.25	32.52	32.75
3824	NASDAQ	VSEC	Thu, Jun 12, 2014	33.65	33.69	32.45	32.45
3823	NASDAQ	VSEC	Wed, Jun 11, 2014	33.42	34.25	32.34	33.63
3822	NASDAQ	VSEC	Tue, Jun 10, 2014	34.19	34.49	33.04	33.67
3821	NASDAQ	VSEC	Mon, Jun 9, 2014	33.57	34.50	33.50	34.14
3820	NASDAQ	VSEC	Fri, Jun 6, 2014	31.95	33.97	31.55	33.57
3819	NASDAQ	VSEC	Thu, Jun 5, 2014	31.13	31.65	30.38	31.65
3818	NASDAQ	VSEC	Wed, Jun 4, 2014	30.91	31.25	30.66	30.90
3817	NASDAQ	VSEC	Tue, Jun 3, 2014	31.31	31.44	30.95	31.21
3816	NASDAQ	VSEC	Mon, Jun 2, 2014	30.89	32.49	30.50	31.33
3815	NASDAQ	VSEC	Fri, May 30, 2014	31.00	31.59	30.61	30.96
3814	NASDAQ	VSEC	Thu, May 29, 2014	31.45	31.86	30.69	31.19
3813	NASDAQ	VSEC	Wed, May 28, 2014	32.05	31.95	31.21	31.21
3812	NASDAQ	VSEC	Tue, May 27, 2014	31.97	33.33	31.94	32.14
3811	NASDAQ	VSEC	Fri, May 23, 2014	31.17	31.99	30.83	31.89
3810	NASDAQ	VSEC	Thu, May 22, 2014	30.81	31.65	30.25	31.08
3809	NASDAQ	VSEC	Wed, May 21, 2014	30.64	30.89	29.84	30.86
3808	NASDAQ	VSEC	Tue, May 20, 2014	31.05	31.42	30.22	30.39
3807	NASDAQ	VSEC	Mon, May 19, 2014	30.65	31.20	29.80	31.20
3806	NASDAQ	VSEC	Fri, May 16, 2014	31.37	31.37	29.90	30.74
3805	NASDAQ	VSEC	Thu, May 15, 2014	31.88	31.88	31.03	31.20
3804	NASDAQ	VSEC	Wed, May 14, 2014	33.36	33.59	31.36	32.13
3803	NASDAQ	VSEC	Tue, May 13, 2014	33.89	34.00	33.28	33.29
3802	NASDAQ	VSEC	Mon, May 12, 2014	32.34	34.26	32.06	33.90
3801	NASDAQ	VSEC	Fri, May 9, 2014	31.49	32.70	31.39	32.40
3800	NASDAQ	VSEC	Thu, May 8, 2014	32.55	32.81	31.58	31.71
3799	NASDAQ	VSEC	Wed, May 7, 2014	32.26	33.85	31.76	32.61
3798	NASDAQ	VSEC	Tue, May 6, 2014	31.39	33.13	31.00	32.41
3797	NASDAQ	VSEC	Mon, May 5, 2014	32.72	33.32	30.75	31.41
3796	NASDAQ	VSEC	Fri, May 2, 2014	31.52	33.18	30.71	33.05
3795	NASDAQ	VSEC	Thu, May 1, 2014	30.85	31.65	29.45	31.39
3794	NASDAQ	VSEC	Wed, Apr 30, 2014	30.11	31.24	30.03	31.24
3793	NASDAQ	VSEC	Tue, Apr 29, 2014	30.40	31.00	29.87	30.09
3792	NASDAQ	VSEC	Mon, Apr 28, 2014	30.47	30.55	28.73	30.39
3791	NASDAQ	VSEC	Fri, Apr 25, 2014	30.41	31.05	29.16	30.47
3790	NASDAQ	VSEC	Thu, Apr 24, 2014	29.99	30.90	29.22	30.66
3789	NASDAQ	VSEC	Wed, Apr 23, 2014	29.99	30.05	29.27	29.72
3788	NASDAQ	VSEC	Tue, Apr 22, 2014	28.93	30.13	28.93	29.91
3787	NASDAQ	VSEC	Mon, Apr 21, 2014	28.55	30.20	28.55	29.14
3786	NASDAQ	VSEC	Thu, Apr 17, 2014	27.85	28.84	27.43	28.50
3785	NASDAQ	VSEC	Wed, Apr 16, 2014	27.24	28.18	27.01	27.84
3784	NASDAQ	VSEC	Tue, Apr 15, 2014	27.15	27.27	26.73	27.12
3783	NASDAQ	VSEC	Mon, Apr 14, 2014	27.52	27.52	27.01	27.16
3782	NASDAQ	VSEC	Fri, Apr 11, 2014	27.44	27.82	27.15	27.25
3781	NASDAQ	VSEC	Thu, Apr 10, 2014	28.25	28.40	27.31	27.70
3780	NASDAQ	VSEC	Wed, Apr 9, 2014	27.81	28.43	27.81	28.30
3779	NASDAQ	VSEC	Tue, Apr 8, 2014	27.53	27.90	27.50	27.77
3778	NASDAQ	VSEC	Mon, Apr 7, 2014	28.07	28.36	27.27	27.41
3777	NASDAQ	VSEC	Fri, Apr 4, 2014	29.00	29.41	28.10	28.27
3776	NASDAQ	VSEC	Thu, Apr 3, 2014	28.50	28.98	28.28	28.98
3775	NASDAQ	VSEC	Wed, Apr 2, 2014	27.26	28.33	27.26	28.20
3774	NASDAQ	VSEC	Tue, Apr 1, 2014	26.50	27.27	26.43	27.25
3773	NASDAQ	VSEC	Mon, Mar 31, 2014	26.06	26.37	24.88	26.35
3772	NASDAQ	VSEC	Fri, Mar 28, 2014	26.43	26.43	25.66	26.00
3771	NASDAQ	VSEC	Thu, Mar 27, 2014	26.17	26.50	25.98	26.35
3770	NASDAQ	VSEC	Wed, Mar 26, 2014	26.00	26.50	25.71	26.01
3769	NASDAQ	VSEC	Tue, Mar 25, 2014	25.59	26.10	25.45	26.00
3768	NASDAQ	VSEC	Mon, Mar 24, 2014	24.84	25.70	24.33	25.58
3767	NASDAQ	VSEC	Fri, Mar 21, 2014	25.33	25.33	23.90	24.84
3766	NASDAQ	VSEC	Thu, Mar 20, 2014	25.14	25.25	24.75	25.23
3765	NASDAQ	VSEC	Wed, Mar 19, 2014	25.91	25.91	25.21	25.45
3764	NASDAQ	VSEC	Tue, Mar 18, 2014	24.85	25.91	24.05	25.91
3763	NASDAQ	VSEC	Mon, Mar 17, 2014	24.54	25.27	23.36	24.92
3762	NASDAQ	VSEC	Fri, Mar 14, 2014	24.49	24.90	24.31	24.48
3761	NASDAQ	VSEC	Thu, Mar 13, 2014	25.50	25.50	24.33	24.65
3760	NASDAQ	VSEC	Wed, Mar 12, 2014	24.09	25.50	23.82	25.50
3759	NASDAQ	VSEC	Tue, Mar 11, 2014	23.89	24.44	23.89	24.09
3758	NASDAQ	VSEC	Mon, Mar 10, 2014	23.68	23.74	23.31	23.74
3757	NASDAQ	VSEC	Fri, Mar 7, 2014	24.56	24.74	23.73	23.84
3756	NASDAQ	VSEC	Thu, Mar 6, 2014	25.28	25.49	24.21	24.54
3755	NASDAQ	VSEC	Wed, Mar 5, 2014	25.45	25.50	24.80	25.26
3754	NASDAQ	VSEC	Tue, Mar 4, 2014	23.94	25.92	23.94	25.45
3753	NASDAQ	VSEC	Mon, Mar 3, 2014	23.99	24.15	22.06	23.54
3752	NASDAQ	VSEC	Fri, Feb 28, 2014	24.55	25.30	23.83	24.15
3751	NASDAQ	VSEC	Thu, Feb 27, 2014	24.01	24.60	23.25	24.50
3750	NASDAQ	VSEC	Wed, Feb 26, 2014	23.63	24.83	23.63	24.09
3749	NASDAQ	VSEC	Tue, Feb 25, 2014	24.02	24.33	23.26	23.41
3748	NASDAQ	VSEC	Mon, Feb 24, 2014	23.38	24.63	23.38	24.09
3747	NASDAQ	VSEC	Fri, Feb 21, 2014	23.06	23.50	22.86	23.13
3746	NASDAQ	VSEC	Thu, Feb 20, 2014	22.33	23.10	22.22	23.05
3745	NASDAQ	VSEC	Wed, Feb 19, 2014	22.19	22.99	22.30	22.35
3744	NASDAQ	VSEC	Tue, Feb 18, 2014	22.00	22.36	20.71	22.19
3743	NASDAQ	VSEC	Fri, Feb 14, 2014	21.92	22.75	21.84	22.09
3742	NASDAQ	VSEC	Thu, Feb 13, 2014	21.30	22.00	21.41	21.88
3741	NASDAQ	VSEC	Wed, Feb 12, 2014	21.20	21.80	21.06	21.42
3740	NASDAQ	VSEC	Tue, Feb 11, 2014	20.84	21.20	20.64	21.05
3739	NASDAQ	VSEC	Mon, Feb 10, 2014	20.59	20.88	20.59	20.74
3738	NASDAQ	VSEC	Fri, Feb 7, 2014	20.57	20.76	20.45	20.59
3737	NASDAQ	VSEC	Thu, Feb 6, 2014	20.79	21.10	20.37	20.45
3736	NASDAQ	VSEC	Wed, Feb 5, 2014	21.01	21.36	20.63	20.64
3735	NASDAQ	VSEC	Tue, Feb 4, 2014	20.98	21.36	20.63	21.00
3734	NASDAQ	VSEC	Mon, Feb 3, 2014	22.13	22.13	19.99	20.93
3733	NASDAQ	VSEC	Fri, Jan 31, 2014	21.96	22.52	21.51	22.06
3732	NASDAQ	VSEC	Thu, Jan 30, 2014	22.04	23.64	21.96	22.41
3731	NASDAQ	VSEC	Wed, Jan 29, 2014	23.06	23.06	21.56	21.80
3730	NASDAQ	VSEC	Tue, Jan 28, 2014	22.71	23.28	22.50	22.56
3729	NASDAQ	VSEC	Mon, Jan 27, 2014	23.67	23.67	22.56	22.76
3728	NASDAQ	VSEC	Fri, Jan 24, 2014	24.10	24.50	23.53	23.54
3727	NASDAQ	VSEC	Thu, Jan 23, 2014	24.05	24.54	23.77	24.40
3726	NASDAQ	VSEC	Wed, Jan 22, 2014	24.28	24.64	23.50	24.09
3725	NASDAQ	VSEC	Tue, Jan 21, 2014	24.42	24.42	23.73	24.23
3724	NASDAQ	VSEC	Fri, Jan 17, 2014	24.54	25.07	24.21	24.43
3723	NASDAQ	VSEC	Thu, Jan 16, 2014	25.00	25.23	24.41	24.50
3722	NASDAQ	VSEC	Wed, Jan 15, 2014	25.13	25.60	25.10	25.12
3721	NASDAQ	VSEC	Tue, Jan 14, 2014	24.28	25.29	24.31	25.06
3720	NASDAQ	VSEC	Mon, Jan 13, 2014	23.93	24.46	23.90	24.11
3719	NASDAQ	VSEC	Fri, Jan 10, 2014	24.14	24.27	22.92	23.90
3718	NASDAQ	VSEC	Thu, Jan 9, 2014	24.11	24.40	23.39	24.00
3717	NASDAQ	VSEC	Wed, Jan 8, 2014	24.01	24.25	23.88	23.96
3716	NASDAQ	VSEC	Tue, Jan 7, 2014	23.33	24.24	23.33	23.98
3715	NASDAQ	VSEC	Mon, Jan 6, 2014	24.17	24.86	23.16	23.21
3714	NASDAQ	VSEC	Fri, Jan 3, 2014	23.52	24.53	23.17	24.29
3713	NASDAQ	VSEC	Thu, Jan 2, 2014	23.96	24.09	23.26	23.38
3712	NASDAQ	VSEC	Tue, Dec 31, 2013	24.18	24.18	24.00	24.01
3711	NASDAQ	VSEC	Mon, Dec 30, 2013	24.00	24.31	24.00	24.15
3710	NASDAQ	VSEC	Fri, Dec 27, 2013	24.40	24.40	24.01	24.05
3709	NASDAQ	VSEC	Thu, Dec 26, 2013	24.58	24.70	24.27	24.29
3708	NASDAQ	VSEC	Tue, Dec 24, 2013	24.43	24.65	24.16	24.50
3707	NASDAQ	VSEC	Mon, Dec 23, 2013	23.48	25.00	23.48	24.65
3706	NASDAQ	VSEC	Fri, Dec 20, 2013	22.70	24.10	22.70	23.29
3705	NASDAQ	VSEC	Thu, Dec 19, 2013	22.73	22.83	22.31	22.59
3704	NASDAQ	VSEC	Wed, Dec 18, 2013	23.20	23.30	22.26	22.99
3703	NASDAQ	VSEC	Tue, Dec 17, 2013	23.31	23.75	22.52	23.23
3702	NASDAQ	VSEC	Mon, Dec 16, 2013	23.63	24.09	23.14	23.25
3701	NASDAQ	VSEC	Fri, Dec 13, 2013	23.93	23.90	23.56	23.63
3700	NASDAQ	VSEC	Thu, Dec 12, 2013	23.17	23.97	23.17	23.81
3699	NASDAQ	VSEC	Wed, Dec 11, 2013	24.16	24.68	23.06	23.23
3698	NASDAQ	VSEC	Tue, Dec 10, 2013	24.92	25.01	24.05	24.05
3697	NASDAQ	VSEC	Mon, Dec 9, 2013	25.00	25.66	24.84	24.87
3696	NASDAQ	VSEC	Fri, Dec 6, 2013	23.97	25.10	23.80	24.91
3695	NASDAQ	VSEC	Thu, Dec 5, 2013	24.18	24.18	23.53	23.82
3694	NASDAQ	VSEC	Wed, Dec 4, 2013	23.73	24.36	23.64	24.30
3693	NASDAQ	VSEC	Tue, Dec 3, 2013	24.32	24.50	23.66	23.88
3692	NASDAQ	VSEC	Mon, Dec 2, 2013	25.57	25.58	24.11	24.47
3691	NASDAQ	VSEC	Fri, Nov 29, 2013	25.90	25.90	25.21	25.61
3690	NASDAQ	VSEC	Wed, Nov 27, 2013	25.56	26.34	25.56	26.10
3689	NASDAQ	VSEC	Tue, Nov 26, 2013	25.18	26.05	25.02	25.62
3688	NASDAQ	VSEC	Mon, Nov 25, 2013	24.94	25.18	24.85	25.16
3687	NASDAQ	VSEC	Fri, Nov 22, 2013	24.75	24.94	24.10	24.84
3686	NASDAQ	VSEC	Thu, Nov 21, 2013	24.45	24.93	24.48	24.75
3685	NASDAQ	VSEC	Wed, Nov 20, 2013	23.89	24.48	23.00	24.30
3684	NASDAQ	VSEC	Tue, Nov 19, 2013	23.41	23.95	22.99	23.85
3683	NASDAQ	VSEC	Mon, Nov 18, 2013	23.19	23.63	22.90	23.43
3682	NASDAQ	VSEC	Fri, Nov 15, 2013	23.15	23.50	22.68	23.12
3681	NASDAQ	VSEC	Thu, Nov 14, 2013	23.14	23.50	23.14	23.18
3680	NASDAQ	VSEC	Wed, Nov 13, 2013	22.92	23.25	22.75	23.24
3679	NASDAQ	VSEC	Tue, Nov 12, 2013	22.74	23.26	22.74	23.10
3678	NASDAQ	VSEC	Mon, Nov 11, 2013	23.06	23.20	22.75	22.92
3677	NASDAQ	VSEC	Fri, Nov 8, 2013	23.00	23.41	22.46	23.24
3676	NASDAQ	VSEC	Thu, Nov 7, 2013	23.18	23.31	22.83	23.20
3675	NASDAQ	VSEC	Wed, Nov 6, 2013	22.80	23.46	22.80	23.33
3674	NASDAQ	VSEC	Tue, Nov 5, 2013	20.97	23.58	20.97	22.62
3673	NASDAQ	VSEC	Mon, Nov 4, 2013	20.92	21.25	20.77	21.12
3672	NASDAQ	VSEC	Fri, Nov 1, 2013	21.72	21.75	20.87	21.04
3671	NASDAQ	VSEC	Thu, Oct 31, 2013	23.34	23.92	20.85	21.90
3670	NASDAQ	VSEC	Wed, Oct 30, 2013	23.99	24.23	23.50	23.54
3669	NASDAQ	VSEC	Tue, Oct 29, 2013	24.43	24.47	23.50	24.13
3668	NASDAQ	VSEC	Mon, Oct 28, 2013	24.13	24.37	23.95	24.29
3667	NASDAQ	VSEC	Fri, Oct 25, 2013	24.22	24.41	23.82	24.05
3666	NASDAQ	VSEC	Thu, Oct 24, 2013	24.48	24.48	24.06	24.15
3665	NASDAQ	VSEC	Wed, Oct 23, 2013	23.74	24.47	23.74	24.42
3664	NASDAQ	VSEC	Tue, Oct 22, 2013	24.03	24.05	23.51	23.75
3663	NASDAQ	VSEC	Mon, Oct 21, 2013	23.65	24.13	23.65	23.90
3662	NASDAQ	VSEC	Fri, Oct 18, 2013	23.43	23.93	23.43	23.78
3661	NASDAQ	VSEC	Thu, Oct 17, 2013	22.78	23.19	22.61	23.19
3660	NASDAQ	VSEC	Wed, Oct 16, 2013	22.84	22.99	22.35	22.93
3659	NASDAQ	VSEC	Tue, Oct 15, 2013	22.67	22.93	22.39	22.58
3658	NASDAQ	VSEC	Mon, Oct 14, 2013	22.50	23.00	22.45	22.86
3657	NASDAQ	VSEC	Fri, Oct 11, 2013	22.13	22.86	21.75	22.79
3656	NASDAQ	VSEC	Thu, Oct 10, 2013	22.15	22.37	21.51	22.20
3655	NASDAQ	VSEC	Wed, Oct 9, 2013	22.15	22.58	21.65	21.87
3654	NASDAQ	VSEC	Tue, Oct 8, 2013	22.17	22.19	21.56	21.96
3653	NASDAQ	VSEC	Mon, Oct 7, 2013	22.62	22.97	22.20	22.21
3652	NASDAQ	VSEC	Fri, Oct 4, 2013	22.98	23.13	22.51	22.85
3651	NASDAQ	VSEC	Thu, Oct 3, 2013	23.21	23.27	22.95	23.03
3650	NASDAQ	VSEC	Wed, Oct 2, 2013	23.60	23.64	23.31	23.31
3649	NASDAQ	VSEC	Tue, Oct 1, 2013	23.54	23.97	23.48	23.67
3648	NASDAQ	VSEC	Mon, Sep 30, 2013	23.38	23.94	23.25	23.48
3647	NASDAQ	VSEC	Fri, Sep 27, 2013	23.65	23.86	23.34	23.55
3646	NASDAQ	VSEC	Thu, Sep 26, 2013	23.91	23.92	23.28	23.86
3645	NASDAQ	VSEC	Wed, Sep 25, 2013	23.93	24.12	23.80	23.93
3644	NASDAQ	VSEC	Tue, Sep 24, 2013	23.76	24.07	23.26	23.92
3643	NASDAQ	VSEC	Mon, Sep 23, 2013	22.95	23.90	22.95	23.72
3642	NASDAQ	VSEC	Fri, Sep 20, 2013	23.04	23.25	23.00	23.06
3641	NASDAQ	VSEC	Thu, Sep 19, 2013	23.01	23.20	22.72	23.05
3640	NASDAQ	VSEC	Wed, Sep 18, 2013	22.52	22.90	22.14	22.90
3639	NASDAQ	VSEC	Tue, Sep 17, 2013	22.56	22.96	22.37	22.59
3638	NASDAQ	VSEC	Mon, Sep 16, 2013	22.62	23.17	22.03	22.49
3637	NASDAQ	VSEC	Fri, Sep 13, 2013	22.43	22.71	22.23	22.62
3636	NASDAQ	VSEC	Thu, Sep 12, 2013	22.23	22.47	21.97	22.33
3635	NASDAQ	VSEC	Wed, Sep 11, 2013	22.50	22.56	21.90	22.03
3634	NASDAQ	VSEC	Tue, Sep 10, 2013	22.80	22.68	22.11	22.51
3633	NASDAQ	VSEC	Mon, Sep 9, 2013	21.87	22.88	21.75	22.65
3632	NASDAQ	VSEC	Fri, Sep 6, 2013	22.16	22.19	21.63	21.74
3631	NASDAQ	VSEC	Thu, Sep 5, 2013	22.24	22.40	21.81	22.08
3630	NASDAQ	VSEC	Wed, Sep 4, 2013	22.08	22.48	21.66	22.23
3629	NASDAQ	VSEC	Tue, Sep 3, 2013	22.55	23.05	21.78	22.14
3628	NASDAQ	VSEC	Fri, Aug 30, 2013	23.91	24.10	22.30	22.52
3627	NASDAQ	VSEC	Thu, Aug 29, 2013	23.20	23.85	22.73	23.85
3626	NASDAQ	VSEC	Wed, Aug 28, 2013	22.20	23.37	22.20	23.17
3625	NASDAQ	VSEC	Tue, Aug 27, 2013	22.31	22.82	21.86	21.98
3624	NASDAQ	VSEC	Mon, Aug 26, 2013	23.25	23.26	22.31	22.45
3623	NASDAQ	VSEC	Fri, Aug 23, 2013	23.06	23.56	23.00	23.30
3622	NASDAQ	VSEC	Thu, Aug 22, 2013	23.11	23.25	21.70	23.11
3621	NASDAQ	VSEC	Wed, Aug 21, 2013	22.87	23.25	22.28	23.17
3620	NASDAQ	VSEC	Tue, Aug 20, 2013	23.16	23.16	22.37	22.92
3619	NASDAQ	VSEC	Mon, Aug 19, 2013	23.31	23.48	22.94	23.11
3618	NASDAQ	VSEC	Fri, Aug 16, 2013	22.85	23.48	22.69	23.17
3617	NASDAQ	VSEC	Thu, Aug 15, 2013	23.50	23.50	22.77	22.95
3616	NASDAQ	VSEC	Wed, Aug 14, 2013	23.55	23.99	23.52	23.65
3615	NASDAQ	VSEC	Tue, Aug 13, 2013	22.77	23.67	22.38	23.58
3614	NASDAQ	VSEC	Mon, Aug 12, 2013	22.06	23.07	22.06	22.75
3613	NASDAQ	VSEC	Fri, Aug 9, 2013	22.54	23.00	21.82	22.06
3612	NASDAQ	VSEC	Thu, Aug 8, 2013	22.00	22.86	22.00	22.50
3611	NASDAQ	VSEC	Wed, Aug 7, 2013	21.77	22.23	21.40	21.77
3610	NASDAQ	VSEC	Tue, Aug 6, 2013	22.49	22.77	21.40	21.86
3609	NASDAQ	VSEC	Mon, Aug 5, 2013	22.19	22.85	22.14	22.34
3608	NASDAQ	VSEC	Fri, Aug 2, 2013	22.44	22.44	21.70	22.05
3607	NASDAQ	VSEC	Thu, Aug 1, 2013	21.60	22.88	21.58	22.50
3606	NASDAQ	VSEC	Wed, Jul 31, 2013	21.49	21.89	21.45	21.64
3605	NASDAQ	VSEC	Tue, Jul 30, 2013	21.87	22.11	21.36	21.49
3604	NASDAQ	VSEC	Mon, Jul 29, 2013	22.64	22.64	21.34	21.90
3603	NASDAQ	VSEC	Fri, Jul 26, 2013	22.71	23.00	22.49	22.90
3602	NASDAQ	VSEC	Thu, Jul 25, 2013	22.15	23.15	22.08	22.83
3601	NASDAQ	VSEC	Wed, Jul 24, 2013	23.64	23.86	22.13	22.39
3600	NASDAQ	VSEC	Tue, Jul 23, 2013	23.61	24.05	23.47	23.69
3599	NASDAQ	VSEC	Mon, Jul 22, 2013	23.27	24.13	23.27	23.57
3598	NASDAQ	VSEC	Fri, Jul 19, 2013	23.22	23.78	23.22	23.50
3597	NASDAQ	VSEC	Thu, Jul 18, 2013	22.40	23.49	22.38	23.23
3596	NASDAQ	VSEC	Wed, Jul 17, 2013	22.32	22.71	22.17	22.22
3595	NASDAQ	VSEC	Tue, Jul 16, 2013	20.89	22.40	20.70	22.25
3594	NASDAQ	VSEC	Mon, Jul 15, 2013	22.60	22.76	20.39	21.03
3593	NASDAQ	VSEC	Fri, Jul 12, 2013	23.67	24.01	22.62	22.76
3592	NASDAQ	VSEC	Thu, Jul 11, 2013	23.97	24.11	23.59	23.82
3591	NASDAQ	VSEC	Wed, Jul 10, 2013	24.53	24.97	23.59	23.76
3590	NASDAQ	VSEC	Tue, Jul 9, 2013	23.91	24.95	23.89	24.56
3589	NASDAQ	VSEC	Mon, Jul 8, 2013	23.54	24.22	23.17	24.09
3588	NASDAQ	VSEC	Fri, Jul 5, 2013	22.62	23.40	22.33	23.29
3587	NASDAQ	VSEC	Wed, Jul 3, 2013	22.41	22.81	22.41	22.50
3586	NASDAQ	VSEC	Tue, Jul 2, 2013	22.08	22.50	21.82	22.45
3585	NASDAQ	VSEC	Mon, Jul 1, 2013	20.50	22.15	20.50	22.09
3584	NASDAQ	VSEC	Fri, Jun 28, 2013	20.60	20.68	20.34	20.54
3583	NASDAQ	VSEC	Thu, Jun 27, 2013	20.63	20.63	20.40	20.55
3582	NASDAQ	VSEC	Wed, Jun 26, 2013	20.50	20.63	20.28	20.49
3581	NASDAQ	VSEC	Tue, Jun 25, 2013	20.25	20.52	20.13	20.32
3580	NASDAQ	VSEC	Mon, Jun 24, 2013	20.13	20.47	20.06	20.19
3579	NASDAQ	VSEC	Fri, Jun 21, 2013	19.95	20.61	19.89	20.14
3578	NASDAQ	VSEC	Thu, Jun 20, 2013	19.66	19.98	19.39	19.89
3577	NASDAQ	VSEC	Wed, Jun 19, 2013	20.00	20.12	19.66	19.89
3576	NASDAQ	VSEC	Tue, Jun 18, 2013	18.95	20.34	18.58	20.01
3575	NASDAQ	VSEC	Mon, Jun 17, 2013	19.07	19.07	18.51	18.90
3574	NASDAQ	VSEC	Fri, Jun 14, 2013	18.59	19.20	18.01	18.87
3573	NASDAQ	VSEC	Thu, Jun 13, 2013	18.00	18.73	17.80	18.57
3572	NASDAQ	VSEC	Wed, Jun 12, 2013	17.50	18.18	17.36	18.01
3571	NASDAQ	VSEC	Tue, Jun 11, 2013	17.01	17.66	17.01	17.44
3570	NASDAQ	VSEC	Mon, Jun 10, 2013	17.22	17.59	17.07	17.13
3569	NASDAQ	VSEC	Fri, Jun 7, 2013	17.30	17.38	17.01	17.25
3568	NASDAQ	VSEC	Thu, Jun 6, 2013	16.99	17.23	16.88	17.17
3567	NASDAQ	VSEC	Wed, Jun 5, 2013	16.81	17.12	16.67	16.90
3566	NASDAQ	VSEC	Tue, Jun 4, 2013	16.96	17.07	16.77	16.89
3565	NASDAQ	VSEC	Mon, Jun 3, 2013	16.92	17.12	16.31	16.98
3564	NASDAQ	VSEC	Fri, May 31, 2013	16.91	17.00	16.72	16.96
3563	NASDAQ	VSEC	Thu, May 30, 2013	17.03	17.15	16.91	16.95
3562	NASDAQ	VSEC	Wed, May 29, 2013	17.11	17.30	17.00	17.03
3561	NASDAQ	VSEC	Tue, May 28, 2013	17.20	17.31	17.02	17.29
3560	NASDAQ	VSEC	Fri, May 24, 2013	17.02	17.20	16.72	16.98
3559	NASDAQ	VSEC	Thu, May 23, 2013	16.93	17.40	16.55	17.12
3558	NASDAQ	VSEC	Wed, May 22, 2013	17.35	17.56	16.98	17.05
3557	NASDAQ	VSEC	Tue, May 21, 2013	16.94	17.88	16.74	17.43
3556	NASDAQ	VSEC	Mon, May 20, 2013	16.20	16.98	16.20	16.88
3555	NASDAQ	VSEC	Fri, May 17, 2013	15.75	16.40	15.39	16.29
3554	NASDAQ	VSEC	Thu, May 16, 2013	15.23	15.95	15.15	15.78
3553	NASDAQ	VSEC	Wed, May 15, 2013	15.38	15.50	15.17	15.31
3552	NASDAQ	VSEC	Tue, May 14, 2013	15.42	15.45	15.09	15.45
3551	NASDAQ	VSEC	Mon, May 13, 2013	15.48	15.57	15.40	15.47
3550	NASDAQ	VSEC	Fri, May 10, 2013	15.59	15.67	15.51	15.57
3549	NASDAQ	VSEC	Thu, May 9, 2013	15.50	15.66	15.50	15.56
3548	NASDAQ	VSEC	Wed, May 8, 2013	15.50	15.63	15.39	15.50
3547	NASDAQ	VSEC	Tue, May 7, 2013	14.78	15.57	14.75	15.54
3546	NASDAQ	VSEC	Mon, May 6, 2013	14.79	14.94	14.58	14.94
3545	NASDAQ	VSEC	Fri, May 3, 2013	15.20	15.39	14.72	14.82
3544	NASDAQ	VSEC	Thu, May 2, 2013	15.13	15.40	14.74	15.21
3543	NASDAQ	VSEC	Wed, May 1, 2013	15.19	15.98	15.23	15.78
3542	NASDAQ	VSEC	Tue, Apr 30, 2013	15.02	15.33	15.00	15.25
3541	NASDAQ	VSEC	Mon, Apr 29, 2013	14.51	15.03	14.38	15.01
3540	NASDAQ	VSEC	Fri, Apr 26, 2013	14.34	14.53	14.33	14.42
3539	NASDAQ	VSEC	Thu, Apr 25, 2013	14.22	14.43	13.79	14.38
3538	NASDAQ	VSEC	Wed, Apr 24, 2013	14.17	14.23	14.11	14.21
3537	NASDAQ	VSEC	Tue, Apr 23, 2013	14.08	14.22	14.00	14.20
3536	NASDAQ	VSEC	Mon, Apr 22, 2013	13.93	14.15	13.85	14.11
3535	NASDAQ	VSEC	Fri, Apr 19, 2013	13.81	13.98	13.63	13.90
3534	NASDAQ	VSEC	Thu, Apr 18, 2013	13.54	13.83	13.54	13.83
3533	NASDAQ	VSEC	Wed, Apr 17, 2013	13.70	13.82	13.33	13.59
3532	NASDAQ	VSEC	Tue, Apr 16, 2013	13.54	13.80	13.50	13.78
3531	NASDAQ	VSEC	Mon, Apr 15, 2013	13.38	13.58	13.28	13.48
3530	NASDAQ	VSEC	Fri, Apr 12, 2013	13.14	13.50	13.07	13.35
3529	NASDAQ	VSEC	Thu, Apr 11, 2013	12.85	13.37	12.85	13.14
3528	NASDAQ	VSEC	Wed, Apr 10, 2013	12.55	12.84	12.61	12.84
3527	NASDAQ	VSEC	Tue, Apr 9, 2013	12.68	12.68	12.45	12.50
3526	NASDAQ	VSEC	Mon, Apr 8, 2013	12.57	12.68	12.48	12.68
3525	NASDAQ	VSEC	Fri, Apr 5, 2013	12.33	12.61	12.33	12.54
3524	NASDAQ	VSEC	Thu, Apr 4, 2013	12.50	12.61	12.30	12.59
3523	NASDAQ	VSEC	Wed, Apr 3, 2013	12.61	12.61	12.32	12.50
3522	NASDAQ	VSEC	Tue, Apr 2, 2013	12.57	12.67	12.36	12.57
3521	NASDAQ	VSEC	Mon, Apr 1, 2013	12.44	12.57	12.31	12.50
3520	NASDAQ	VSEC	Thu, Mar 28, 2013	12.52	12.52	12.35	12.50
3519	NASDAQ	VSEC	Wed, Mar 27, 2013	12.45	12.58	12.21	12.48
3518	NASDAQ	VSEC	Tue, Mar 26, 2013	12.35	12.50	12.29	12.50
3517	NASDAQ	VSEC	Mon, Mar 25, 2013	12.36	12.47	12.29	12.46
3516	NASDAQ	VSEC	Fri, Mar 22, 2013	12.38	12.38	11.93	12.27
3515	NASDAQ	VSEC	Thu, Mar 21, 2013	12.28	12.40	12.28	12.38
3514	NASDAQ	VSEC	Wed, Mar 20, 2013	12.26	12.43	12.25	12.35
3513	NASDAQ	VSEC	Tue, Mar 19, 2013	12.10	12.18	12.10	12.13
3512	NASDAQ	VSEC	Mon, Mar 18, 2013	11.99	12.30	11.93	12.09
3511	NASDAQ	VSEC	Fri, Mar 15, 2013	11.91	12.23	11.83	12.11
3510	NASDAQ	VSEC	Thu, Mar 14, 2013	11.88	11.99	11.85	11.89
3509	NASDAQ	VSEC	Wed, Mar 13, 2013	11.76	12.05	11.71	11.74
3508	NASDAQ	VSEC	Tue, Mar 12, 2013	11.55	11.82	11.64	11.68
3507	NASDAQ	VSEC	Mon, Mar 11, 2013	11.66	11.82	11.51	11.61
3506	NASDAQ	VSEC	Fri, Mar 8, 2013	11.50	11.82	11.33	11.61
3505	NASDAQ	VSEC	Thu, Mar 7, 2013	11.29	11.50	11.29	11.46
3504	NASDAQ	VSEC	Wed, Mar 6, 2013	11.25	11.25	11.03	11.25
3503	NASDAQ	VSEC	Tue, Mar 5, 2013	11.24	11.33	11.11	11.23
3502	NASDAQ	VSEC	Mon, Mar 4, 2013	11.25	11.72	11.07	11.10
3501	NASDAQ	VSEC	Fri, Mar 1, 2013	11.26	11.49	11.20	11.29
3500	NASDAQ	VSEC	Thu, Feb 28, 2013	11.35	11.71	11.35	11.46
3499	NASDAQ	VSEC	Wed, Feb 27, 2013	11.15	11.39	11.15	11.35
3498	NASDAQ	VSEC	Tue, Feb 26, 2013	11.17	11.28	11.07	11.20
3497	NASDAQ	VSEC	Mon, Feb 25, 2013	11.62	11.76	11.07	11.07
3496	NASDAQ	VSEC	Fri, Feb 22, 2013	11.64	11.64	11.48	11.56
3495	NASDAQ	VSEC	Thu, Feb 21, 2013	11.80	11.80	11.54	11.54
3494	NASDAQ	VSEC	Wed, Feb 20, 2013	12.13	12.31	11.96	11.98
3493	NASDAQ	VSEC	Tue, Feb 19, 2013	11.78	12.13	11.78	12.10
3492	NASDAQ	VSEC	Fri, Feb 15, 2013	11.60	11.88	11.46	11.78
3491	NASDAQ	VSEC	Thu, Feb 14, 2013	11.23	11.53	11.23	11.53
3490	NASDAQ	VSEC	Wed, Feb 13, 2013	11.33	11.48	11.26	11.28
3489	NASDAQ	VSEC	Tue, Feb 12, 2013	11.21	11.34	11.16	11.32
3488	NASDAQ	VSEC	Mon, Feb 11, 2013	11.16	11.48	11.15	11.16
3487	NASDAQ	VSEC	Fri, Feb 8, 2013	11.12	11.26	11.10	11.14
3486	NASDAQ	VSEC	Thu, Feb 7, 2013	11.20	11.20	11.07	11.07
3485	NASDAQ	VSEC	Wed, Feb 6, 2013	11.62	11.62	11.07	11.17
3484	NASDAQ	VSEC	Tue, Feb 5, 2013	11.57	11.74	11.54	11.56
3483	NASDAQ	VSEC	Mon, Feb 4, 2013	11.61	11.93	11.47	11.49
3482	NASDAQ	VSEC	Fri, Feb 1, 2013	11.94	12.18	11.57	11.63
3481	NASDAQ	VSEC	Thu, Jan 31, 2013	12.15	12.19	12.01	12.01
3480	NASDAQ	VSEC	Wed, Jan 30, 2013	12.22	12.22	12.06	12.06
3479	NASDAQ	VSEC	Tue, Jan 29, 2013	12.06	12.35	11.77	12.29
3478	NASDAQ	VSEC	Mon, Jan 28, 2013	12.39	12.46	11.98	12.07
3477	NASDAQ	VSEC	Fri, Jan 25, 2013	12.54	12.55	12.34	12.40
3476	NASDAQ	VSEC	Thu, Jan 24, 2013	12.49	12.63	12.35	12.47
3475	NASDAQ	VSEC	Wed, Jan 23, 2013	12.37	12.71	12.30	12.48
3474	NASDAQ	VSEC	Tue, Jan 22, 2013	12.26	12.37	12.26	12.34
3473	NASDAQ	VSEC	Fri, Jan 18, 2013	12.64	12.74	12.42	12.44
3472	NASDAQ	VSEC	Thu, Jan 17, 2013	12.66	12.68	12.57	12.67
3471	NASDAQ	VSEC	Wed, Jan 16, 2013	12.90	12.90	12.65	12.65
3470	NASDAQ	VSEC	Tue, Jan 15, 2013	12.67	12.97	12.67	12.97
3469	NASDAQ	VSEC	Mon, Jan 14, 2013	12.71	12.71	12.64	12.66
3468	NASDAQ	VSEC	Fri, Jan 11, 2013	12.66	12.78	12.54	12.68
3467	NASDAQ	VSEC	Thu, Jan 10, 2013	12.37	12.81	12.27	12.68
3466	NASDAQ	VSEC	Wed, Jan 9, 2013	12.21	12.47	12.14	12.37
3465	NASDAQ	VSEC	Tue, Jan 8, 2013	12.40	12.49	12.10	12.22
3464	NASDAQ	VSEC	Mon, Jan 7, 2013	12.62	12.70	12.11	12.44
3463	NASDAQ	VSEC	Fri, Jan 4, 2013	12.69	12.88	12.50	12.70
3462	NASDAQ	VSEC	Thu, Jan 3, 2013	12.80	12.95	12.65	12.65
3461	NASDAQ	VSEC	Wed, Jan 2, 2013	12.51	12.96	12.51	12.84
3460	NASDAQ	VSEC	Mon, Dec 31, 2012	11.95	12.42	11.82	12.26
3459	NASDAQ	VSEC	Fri, Dec 28, 2012	12.00	12.08	11.90	11.93
3458	NASDAQ	VSEC	Thu, Dec 27, 2012	11.70	12.08	11.66	12.00
3457	NASDAQ	VSEC	Wed, Dec 26, 2012	11.76	11.85	11.73	11.75
3456	NASDAQ	VSEC	Mon, Dec 24, 2012	11.48	11.92	11.20	11.78
3455	NASDAQ	VSEC	Fri, Dec 21, 2012	11.57	11.59	10.98	11.48
3454	NASDAQ	VSEC	Thu, Dec 20, 2012	11.60	11.60	11.42	11.59
3453	NASDAQ	VSEC	Wed, Dec 19, 2012	11.60	11.60	11.51	11.59
3452	NASDAQ	VSEC	Tue, Dec 18, 2012	11.36	11.60	11.31	11.59
3451	NASDAQ	VSEC	Mon, Dec 17, 2012	10.99	11.38	10.93	11.38
3450	NASDAQ	VSEC	Fri, Dec 14, 2012	11.33	11.40	10.93	10.93
3449	NASDAQ	VSEC	Thu, Dec 13, 2012	11.40	11.46	11.31	11.32
3448	NASDAQ	VSEC	Wed, Dec 12, 2012	11.33	11.50	11.16	11.43
3447	NASDAQ	VSEC	Tue, Dec 11, 2012	11.48	11.48	11.16	11.32
3446	NASDAQ	VSEC	Mon, Dec 10, 2012	11.30	11.55	11.30	11.46
3445	NASDAQ	VSEC	Fri, Dec 7, 2012	11.50	11.50	11.20	11.25
3444	NASDAQ	VSEC	Thu, Dec 6, 2012	11.44	11.58	11.41	11.48
3443	NASDAQ	VSEC	Wed, Dec 5, 2012	11.33	11.41	11.18	11.41
3442	NASDAQ	VSEC	Tue, Dec 4, 2012	11.15	11.30	11.08	11.13
3441	NASDAQ	VSEC	Mon, Dec 3, 2012	11.60	11.60	11.34	11.43
3440	NASDAQ	VSEC	Fri, Nov 30, 2012	11.43	11.65	11.31	11.51
3439	NASDAQ	VSEC	Thu, Nov 29, 2012	11.16	11.59	11.16	11.45
3438	NASDAQ	VSEC	Wed, Nov 28, 2012	11.11	11.19	10.93	11.07
3437	NASDAQ	VSEC	Tue, Nov 27, 2012	11.19	11.50	11.02	11.18
3436	NASDAQ	VSEC	Mon, Nov 26, 2012	11.36	11.36	11.07	11.20
3435	NASDAQ	VSEC	Fri, Nov 23, 2012	11.11	11.65	11.00	11.41
3434	NASDAQ	VSEC	Wed, Nov 21, 2012	11.00	11.25	10.88	11.13
3433	NASDAQ	VSEC	Tue, Nov 20, 2012	11.09	11.11	10.92	10.99
3432	NASDAQ	VSEC	Mon, Nov 19, 2012	11.04	11.23	10.53	11.23
3431	NASDAQ	VSEC	Fri, Nov 16, 2012	10.56	10.68	10.28	10.46
3430	NASDAQ	VSEC	Thu, Nov 15, 2012	10.74	10.97	10.51	10.56
3429	NASDAQ	VSEC	Wed, Nov 14, 2012	11.22	11.22	10.73	10.74
3428	NASDAQ	VSEC	Tue, Nov 13, 2012	10.96	11.73	10.79	11.22
3427	NASDAQ	VSEC	Mon, Nov 12, 2012	10.90	11.14	10.89	11.03
3426	NASDAQ	VSEC	Fri, Nov 9, 2012	11.18	11.48	10.86	10.91
3425	NASDAQ	VSEC	Thu, Nov 8, 2012	11.15	11.32	11.13	11.18
3424	NASDAQ	VSEC	Wed, Nov 7, 2012	11.89	11.91	11.06	11.11
3423	NASDAQ	VSEC	Tue, Nov 6, 2012	11.72	12.00	11.72	12.00
3422	NASDAQ	VSEC	Mon, Nov 5, 2012	11.86	11.87	11.73	11.77
3421	NASDAQ	VSEC	Fri, Nov 2, 2012	12.00	12.10	11.88	11.97
3420	NASDAQ	VSEC	Thu, Nov 1, 2012	11.88	12.09	11.88	12.01
3419	NASDAQ	VSEC	Wed, Oct 31, 2012	11.88	12.04	11.83	11.83
3418	NASDAQ	VSEC	Fri, Oct 26, 2012	12.00	12.35	11.89	11.89
3417	NASDAQ	VSEC	Thu, Oct 25, 2012	12.22	12.22	12.01	12.10
3416	NASDAQ	VSEC	Wed, Oct 24, 2012	12.32	12.33	12.17	12.17
3415	NASDAQ	VSEC	Tue, Oct 23, 2012	12.35	12.35	12.14	12.26
3414	NASDAQ	VSEC	Mon, Oct 22, 2012	12.50	12.52	12.38	12.38
3413	NASDAQ	VSEC	Fri, Oct 19, 2012	12.50	12.61	12.33	12.42
3412	NASDAQ	VSEC	Thu, Oct 18, 2012	12.59	12.63	12.55	12.55
3411	NASDAQ	VSEC	Wed, Oct 17, 2012	12.61	12.61	12.55	12.61
3410	NASDAQ	VSEC	Tue, Oct 16, 2012	12.56	12.60	12.45	12.60
3409	NASDAQ	VSEC	Mon, Oct 15, 2012	12.54	12.54	12.16	12.53
3408	NASDAQ	VSEC	Fri, Oct 12, 2012	12.59	12.59	12.35	12.48
3407	NASDAQ	VSEC	Thu, Oct 11, 2012	12.60	12.64	12.50	12.59
3406	NASDAQ	VSEC	Wed, Oct 10, 2012	12.51	12.58	12.48	12.55
3405	NASDAQ	VSEC	Tue, Oct 9, 2012	12.57	12.63	12.47	12.47
3404	NASDAQ	VSEC	Mon, Oct 8, 2012	12.32	12.64	12.29	12.64
3403	NASDAQ	VSEC	Fri, Oct 5, 2012	12.46	12.50	12.28	12.39
3402	NASDAQ	VSEC	Thu, Oct 4, 2012	12.42	12.50	12.33	12.40
3401	NASDAQ	VSEC	Wed, Oct 3, 2012	12.47	12.48	12.32	12.42
3400	NASDAQ	VSEC	Tue, Oct 2, 2012	12.29	12.48	12.08	12.21
3399	NASDAQ	VSEC	Mon, Oct 1, 2012	12.32	12.37	12.19	12.25
3398	NASDAQ	VSEC	Fri, Sep 28, 2012	12.29	12.44	12.12	12.25
3397	NASDAQ	VSEC	Thu, Sep 27, 2012	12.47	12.47	12.22	12.40
3396	NASDAQ	VSEC	Wed, Sep 26, 2012	12.06	12.50	11.96	12.50
3395	NASDAQ	VSEC	Tue, Sep 25, 2012	11.94	12.09	11.94	12.03
3394	NASDAQ	VSEC	Mon, Sep 24, 2012	11.79	12.02	11.78	11.93
3393	NASDAQ	VSEC	Fri, Sep 21, 2012	12.03	12.03	11.80	11.86
3392	NASDAQ	VSEC	Thu, Sep 20, 2012	11.79	11.93	11.75	11.86
3391	NASDAQ	VSEC	Wed, Sep 19, 2012	11.95	12.08	11.85	11.94
3390	NASDAQ	VSEC	Tue, Sep 18, 2012	11.94	12.03	11.64	11.99
3389	NASDAQ	VSEC	Mon, Sep 17, 2012	12.05	12.12	11.95	12.01
3388	NASDAQ	VSEC	Fri, Sep 14, 2012	11.91	12.13	11.90	12.05
3387	NASDAQ	VSEC	Thu, Sep 13, 2012	11.73	11.93	11.65	11.92
3386	NASDAQ	VSEC	Wed, Sep 12, 2012	11.73	11.80	11.58	11.76
3385	NASDAQ	VSEC	Tue, Sep 11, 2012	11.64	11.80	11.55	11.73
3384	NASDAQ	VSEC	Mon, Sep 10, 2012	11.88	11.91	11.66	11.74
3383	NASDAQ	VSEC	Fri, Sep 7, 2012	11.73	11.86	11.60	11.86
3382	NASDAQ	VSEC	Thu, Sep 6, 2012	11.65	11.70	11.50	11.67
3381	NASDAQ	VSEC	Wed, Sep 5, 2012	11.69	11.69	11.28	11.39
3380	NASDAQ	VSEC	Tue, Sep 4, 2012	11.64	11.64	11.27	11.62
3379	NASDAQ	VSEC	Fri, Aug 31, 2012	11.42	11.70	11.42	11.61
3378	NASDAQ	VSEC	Thu, Aug 30, 2012	11.74	11.75	11.59	11.59
3377	NASDAQ	VSEC	Wed, Aug 29, 2012	11.80	11.93	11.53	11.72
3376	NASDAQ	VSEC	Tue, Aug 28, 2012	11.88	11.91	11.62	11.77
3375	NASDAQ	VSEC	Mon, Aug 27, 2012	11.99	12.03	11.90	11.94
3374	NASDAQ	VSEC	Fri, Aug 24, 2012	11.77	11.89	11.76	11.87
3373	NASDAQ	VSEC	Thu, Aug 23, 2012	11.76	11.80	11.59	11.70
3372	NASDAQ	VSEC	Wed, Aug 22, 2012	11.45	11.88	11.45	11.73
3371	NASDAQ	VSEC	Tue, Aug 21, 2012	11.50	11.61	11.39	11.41
3370	NASDAQ	VSEC	Mon, Aug 20, 2012	11.60	11.69	11.34	11.50
3369	NASDAQ	VSEC	Fri, Aug 17, 2012	11.35	11.65	11.35	11.60
3368	NASDAQ	VSEC	Thu, Aug 16, 2012	11.36	11.62	11.35	11.41
3367	NASDAQ	VSEC	Wed, Aug 15, 2012	11.15	11.39	11.04	11.35
3366	NASDAQ	VSEC	Tue, Aug 14, 2012	11.21	11.32	11.14	11.14
3365	NASDAQ	VSEC	Mon, Aug 13, 2012	11.33	11.36	11.17	11.23
3364	NASDAQ	VSEC	Fri, Aug 10, 2012	11.33	11.36	11.26	11.26
3363	NASDAQ	VSEC	Thu, Aug 9, 2012	11.07	11.40	11.07	11.36
3362	NASDAQ	VSEC	Wed, Aug 8, 2012	11.25	11.26	11.09	11.21
3361	NASDAQ	VSEC	Tue, Aug 7, 2012	11.30	11.45	11.25	11.30
3360	NASDAQ	VSEC	Mon, Aug 6, 2012	11.28	11.40	11.12	11.35
3359	NASDAQ	VSEC	Fri, Aug 3, 2012	11.37	11.44	11.00	11.13
3358	NASDAQ	VSEC	Thu, Aug 2, 2012	11.37	11.55	11.12	11.12
3357	NASDAQ	VSEC	Wed, Aug 1, 2012	11.51	11.56	11.33	11.33
3356	NASDAQ	VSEC	Tue, Jul 31, 2012	11.42	11.74	11.42	11.48
3355	NASDAQ	VSEC	Mon, Jul 30, 2012	11.31	11.54	11.04	11.46
3354	NASDAQ	VSEC	Fri, Jul 27, 2012	11.12	11.34	11.12	11.29
3353	NASDAQ	VSEC	Thu, Jul 26, 2012	11.02	11.19	10.92	11.05
3352	NASDAQ	VSEC	Wed, Jul 25, 2012	10.99	11.24	10.87	11.00
3351	NASDAQ	VSEC	Tue, Jul 24, 2012	11.09	11.11	10.89	10.89
3350	NASDAQ	VSEC	Mon, Jul 23, 2012	11.20	11.23	11.02	11.02
3349	NASDAQ	VSEC	Fri, Jul 20, 2012	11.57	11.63	11.26	11.26
3348	NASDAQ	VSEC	Thu, Jul 19, 2012	11.75	11.95	11.65	11.65
3347	NASDAQ	VSEC	Wed, Jul 18, 2012	11.85	11.85	11.68	11.75
3346	NASDAQ	VSEC	Tue, Jul 17, 2012	12.05	12.10	11.86	11.91
3345	NASDAQ	VSEC	Mon, Jul 16, 2012	11.77	12.50	11.75	12.03
3344	NASDAQ	VSEC	Fri, Jul 13, 2012	11.69	11.88	11.59	11.80
3343	NASDAQ	VSEC	Thu, Jul 12, 2012	11.82	11.92	11.68	11.68
3342	NASDAQ	VSEC	Wed, Jul 11, 2012	11.81	12.00	11.80	11.84
3341	NASDAQ	VSEC	Tue, Jul 10, 2012	12.04	12.04	11.78	11.85
3340	NASDAQ	VSEC	Mon, Jul 9, 2012	11.94	11.95	11.76	11.82
3339	NASDAQ	VSEC	Fri, Jul 6, 2012	11.80	12.03	11.75	11.85
3338	NASDAQ	VSEC	Thu, Jul 5, 2012	12.04	12.10	11.62	11.83
3337	NASDAQ	VSEC	Tue, Jul 3, 2012	11.92	12.10	11.92	12.00
3336	NASDAQ	VSEC	Mon, Jul 2, 2012	11.86	12.08	11.80	11.98
3335	NASDAQ	VSEC	Fri, Jun 29, 2012	11.80	12.00	11.80	11.90
3334	NASDAQ	VSEC	Thu, Jun 28, 2012	11.79	11.87	11.64	11.72
3333	NASDAQ	VSEC	Wed, Jun 27, 2012	12.01	12.01	11.73	11.83
3332	NASDAQ	VSEC	Tue, Jun 26, 2012	11.86	12.12	11.86	11.88
3331	NASDAQ	VSEC	Mon, Jun 25, 2012	12.07	12.08	11.83	11.90
3330	NASDAQ	VSEC	Fri, Jun 22, 2012	12.11	12.40	12.05	12.17
3329	NASDAQ	VSEC	Thu, Jun 21, 2012	12.18	12.34	12.09	12.15
3328	NASDAQ	VSEC	Wed, Jun 20, 2012	12.55	12.55	12.15	12.24
3327	NASDAQ	VSEC	Tue, Jun 19, 2012	12.55	12.55	12.41	12.55
3326	NASDAQ	VSEC	Mon, Jun 18, 2012	12.48	12.55	12.38	12.55
3325	NASDAQ	VSEC	Fri, Jun 15, 2012	12.32	12.53	12.26	12.49
3324	NASDAQ	VSEC	Thu, Jun 14, 2012	12.32	12.53	12.26	12.42
3323	NASDAQ	VSEC	Wed, Jun 13, 2012	12.38	12.55	12.30	12.30
3322	NASDAQ	VSEC	Tue, Jun 12, 2012	12.36	12.55	12.34	12.49
3321	NASDAQ	VSEC	Mon, Jun 11, 2012	12.55	12.55	12.28	12.35
3320	NASDAQ	VSEC	Fri, Jun 8, 2012	12.68	12.68	12.46	12.55
3319	NASDAQ	VSEC	Thu, Jun 7, 2012	12.70	12.94	12.61	12.82
3318	NASDAQ	VSEC	Wed, Jun 6, 2012	12.03	12.71	11.91	12.71
3317	NASDAQ	VSEC	Tue, Jun 5, 2012	12.00	12.34	12.00	12.21
3316	NASDAQ	VSEC	Mon, Jun 4, 2012	12.16	12.16	11.91	12.04
3315	NASDAQ	VSEC	Fri, Jun 1, 2012	12.04	12.30	11.95	12.10
3314	NASDAQ	VSEC	Thu, May 31, 2012	11.84	12.29	11.81	12.28
3313	NASDAQ	VSEC	Wed, May 30, 2012	11.61	12.04	11.61	11.94
3312	NASDAQ	VSEC	Tue, May 29, 2012	11.48	11.67	11.35	11.56
3311	NASDAQ	VSEC	Fri, May 25, 2012	11.66	11.66	11.33	11.43
3310	NASDAQ	VSEC	Thu, May 24, 2012	12.63	13.22	11.50	11.62
3309	NASDAQ	VSEC	Wed, May 23, 2012	10.36	10.73	10.29	10.71
3308	NASDAQ	VSEC	Tue, May 22, 2012	10.67	10.70	10.38	10.38
3307	NASDAQ	VSEC	Mon, May 21, 2012	10.58	10.69	10.50	10.66
3306	NASDAQ	VSEC	Fri, May 18, 2012	10.81	10.81	10.51	10.53
3305	NASDAQ	VSEC	Thu, May 17, 2012	11.41	11.41	10.81	10.86
3304	NASDAQ	VSEC	Wed, May 16, 2012	11.54	11.54	11.28	11.28
3303	NASDAQ	VSEC	Tue, May 15, 2012	11.31	11.46	11.31	11.38
3302	NASDAQ	VSEC	Mon, May 14, 2012	11.37	11.58	11.24	11.37
3301	NASDAQ	VSEC	Fri, May 11, 2012	11.60	11.60	11.43	11.50
3300	NASDAQ	VSEC	Thu, May 10, 2012	11.66	11.87	11.47	11.67
3299	NASDAQ	VSEC	Wed, May 9, 2012	11.66	11.72	11.59	11.61
3298	NASDAQ	VSEC	Tue, May 8, 2012	11.88	11.88	11.66	11.81
3297	NASDAQ	VSEC	Mon, May 7, 2012	12.00	12.11	11.82	11.96
3296	NASDAQ	VSEC	Fri, May 4, 2012	12.07	12.12	11.86	12.01
3295	NASDAQ	VSEC	Thu, May 3, 2012	11.93	12.10	11.79	12.04
3294	NASDAQ	VSEC	Wed, May 2, 2012	11.78	11.99	11.70	11.74
3293	NASDAQ	VSEC	Tue, May 1, 2012	11.63	12.34	11.63	11.78
3292	NASDAQ	VSEC	Mon, Apr 30, 2012	11.17	11.17	11.00	11.00
3291	NASDAQ	VSEC	Fri, Apr 27, 2012	11.12	11.24	11.05	11.18
3290	NASDAQ	VSEC	Thu, Apr 26, 2012	11.37	11.37	10.90	11.04
3289	NASDAQ	VSEC	Wed, Apr 25, 2012	12.10	12.10	11.43	11.45
3288	NASDAQ	VSEC	Tue, Apr 24, 2012	12.02	12.17	11.89	12.00
3287	NASDAQ	VSEC	Mon, Apr 23, 2012	12.13	12.27	11.95	11.95
3286	NASDAQ	VSEC	Fri, Apr 20, 2012	12.13	12.31	12.13	12.16
3285	NASDAQ	VSEC	Thu, Apr 19, 2012	11.69	11.75	11.50	11.70
3284	NASDAQ	VSEC	Wed, Apr 18, 2012	11.75	11.75	11.59	11.64
3283	NASDAQ	VSEC	Tue, Apr 17, 2012	11.52	11.87	11.52	11.75
3282	NASDAQ	VSEC	Mon, Apr 16, 2012	10.69	11.78	10.69	11.47
3281	NASDAQ	VSEC	Fri, Apr 13, 2012	11.01	11.03	10.61	10.61
3280	NASDAQ	VSEC	Thu, Apr 12, 2012	10.93	11.12	10.93	11.04
3279	NASDAQ	VSEC	Wed, Apr 11, 2012	10.93	10.93	10.75	10.93
3278	NASDAQ	VSEC	Tue, Apr 10, 2012	11.37	11.37	10.93	10.93
3277	NASDAQ	VSEC	Mon, Apr 9, 2012	11.50	11.52	11.33	11.33
3276	NASDAQ	VSEC	Thu, Apr 5, 2012	11.57	11.65	11.57	11.57
3275	NASDAQ	VSEC	Wed, Apr 4, 2012	11.75	11.86	11.64	11.64
3274	NASDAQ	VSEC	Tue, Apr 3, 2012	12.35	12.35	11.74	11.83
3273	NASDAQ	VSEC	Mon, Apr 2, 2012	12.36	12.47	12.24	12.43
3272	NASDAQ	VSEC	Fri, Mar 30, 2012	12.41	12.57	12.30	12.41
3271	NASDAQ	VSEC	Thu, Mar 29, 2012	12.39	12.50	12.06	12.30
3270	NASDAQ	VSEC	Wed, Mar 28, 2012	12.58	12.58	12.22	12.27
3269	NASDAQ	VSEC	Tue, Mar 27, 2012	12.58	12.61	12.26	12.55
3268	NASDAQ	VSEC	Mon, Mar 26, 2012	12.18	12.64	12.04	12.43
3267	NASDAQ	VSEC	Fri, Mar 23, 2012	11.82	12.10	11.76	12.08
3266	NASDAQ	VSEC	Thu, Mar 22, 2012	11.91	12.07	11.78	11.89
3265	NASDAQ	VSEC	Wed, Mar 21, 2012	11.98	12.15	11.92	12.07
3264	NASDAQ	VSEC	Tue, Mar 20, 2012	12.14	12.31	11.93	11.93
3263	NASDAQ	VSEC	Mon, Mar 19, 2012	12.24	12.51	12.16	12.17
3262	NASDAQ	VSEC	Fri, Mar 16, 2012	12.20	12.50	12.13	12.17
3261	NASDAQ	VSEC	Thu, Mar 15, 2012	12.37	12.37	12.09	12.25
3260	NASDAQ	VSEC	Wed, Mar 14, 2012	11.80	12.35	11.80	12.08
3259	NASDAQ	VSEC	Tue, Mar 13, 2012	11.59	11.84	11.54	11.80
3258	NASDAQ	VSEC	Mon, Mar 12, 2012	11.62	11.66	11.50	11.51
3257	NASDAQ	VSEC	Fri, Mar 9, 2012	11.58	11.79	11.58	11.66
3256	NASDAQ	VSEC	Thu, Mar 8, 2012	11.59	11.71	11.48	11.61
3255	NASDAQ	VSEC	Wed, Mar 7, 2012	11.63	11.63	11.40	11.50
3254	NASDAQ	VSEC	Tue, Mar 6, 2012	11.49	11.69	11.49	11.51
3253	NASDAQ	VSEC	Mon, Mar 5, 2012	11.43	11.84	11.43	11.72
3252	NASDAQ	VSEC	Fri, Mar 2, 2012	11.98	12.01	11.32	11.43
3251	NASDAQ	VSEC	Thu, Mar 1, 2012	12.36	12.45	11.93	11.93
3250	NASDAQ	VSEC	Wed, Feb 29, 2012	12.85	13.04	12.22	12.22
3249	NASDAQ	VSEC	Tue, Feb 28, 2012	12.75	12.95	12.41	12.81
3248	NASDAQ	VSEC	Mon, Feb 27, 2012	12.88	12.90	12.71	12.77
3247	NASDAQ	VSEC	Fri, Feb 24, 2012	13.39	13.39	12.90	12.90
3246	NASDAQ	VSEC	Thu, Feb 23, 2012	12.91	13.32	12.83	13.26
3245	NASDAQ	VSEC	Wed, Feb 22, 2012	13.02	13.07	12.91	12.92
3244	NASDAQ	VSEC	Tue, Feb 21, 2012	13.33	13.45	13.04	13.08
3243	NASDAQ	VSEC	Fri, Feb 17, 2012	12.87	13.36	12.82	13.27
3242	NASDAQ	VSEC	Thu, Feb 16, 2012	12.71	12.89	12.62	12.89
3241	NASDAQ	VSEC	Wed, Feb 15, 2012	13.16	13.16	12.56	12.59
3240	NASDAQ	VSEC	Tue, Feb 14, 2012	13.27	13.27	12.99	13.03
3239	NASDAQ	VSEC	Mon, Feb 13, 2012	13.35	13.60	13.33	13.38
3238	NASDAQ	VSEC	Fri, Feb 10, 2012	13.33	13.52	13.29	13.29
3237	NASDAQ	VSEC	Thu, Feb 9, 2012	13.30	13.58	13.30	13.57
3236	NASDAQ	VSEC	Wed, Feb 8, 2012	13.36	13.56	13.36	13.56
3235	NASDAQ	VSEC	Tue, Feb 7, 2012	13.36	13.45	13.28	13.37
3234	NASDAQ	VSEC	Mon, Feb 6, 2012	13.25	13.46	13.25	13.36
3233	NASDAQ	VSEC	Fri, Feb 3, 2012	13.50	13.54	13.19	13.37
3232	NASDAQ	VSEC	Thu, Feb 2, 2012	13.44	13.44	13.21	13.38
3231	NASDAQ	VSEC	Wed, Feb 1, 2012	13.20	13.51	13.20	13.49
3230	NASDAQ	VSEC	Tue, Jan 31, 2012	12.99	13.18	12.88	13.11
3229	NASDAQ	VSEC	Mon, Jan 30, 2012	13.06	13.17	12.86	12.87
3228	NASDAQ	VSEC	Fri, Jan 27, 2012	12.55	13.00	12.55	12.88
3227	NASDAQ	VSEC	Thu, Jan 26, 2012	12.45	12.84	12.27	12.56
3226	NASDAQ	VSEC	Wed, Jan 25, 2012	12.00	12.40	11.91	12.40
3225	NASDAQ	VSEC	Tue, Jan 24, 2012	12.03	12.10	11.99	12.04
3224	NASDAQ	VSEC	Mon, Jan 23, 2012	12.21	12.22	11.99	12.03
3223	NASDAQ	VSEC	Fri, Jan 20, 2012	12.48	12.52	12.04	12.21
3222	NASDAQ	VSEC	Thu, Jan 19, 2012	12.51	12.51	12.44	12.45
3221	NASDAQ	VSEC	Wed, Jan 18, 2012	12.26	12.58	12.26	12.49
3220	NASDAQ	VSEC	Tue, Jan 17, 2012	12.08	12.38	11.99	12.18
3219	NASDAQ	VSEC	Fri, Jan 13, 2012	11.99	12.19	11.76	11.92
3218	NASDAQ	VSEC	Thu, Jan 12, 2012	12.29	12.40	12.05	12.21
3217	NASDAQ	VSEC	Wed, Jan 11, 2012	12.33	12.47	12.28	12.34
3216	NASDAQ	VSEC	Tue, Jan 10, 2012	12.24	12.49	12.22	12.40
3215	NASDAQ	VSEC	Mon, Jan 9, 2012	12.25	12.38	11.96	12.07
3214	NASDAQ	VSEC	Fri, Jan 6, 2012	12.28	12.44	12.05	12.13
3213	NASDAQ	VSEC	Thu, Jan 5, 2012	12.36	12.38	11.93	12.34
3212	NASDAQ	VSEC	Wed, Jan 4, 2012	12.49	12.68	12.44	12.45
3211	NASDAQ	VSEC	Tue, Jan 3, 2012	12.32	12.65	12.32	12.61
3210	NASDAQ	VSEC	Fri, Dec 30, 2011	11.98	12.20	11.88	12.14
3209	NASDAQ	VSEC	Thu, Dec 29, 2011	11.61	11.99	11.61	11.99
3208	NASDAQ	VSEC	Wed, Dec 28, 2011	11.68	11.91	11.58	11.58
3207	NASDAQ	VSEC	Tue, Dec 27, 2011	11.58	11.79	11.57	11.66
3206	NASDAQ	VSEC	Fri, Dec 23, 2011	11.55	11.68	11.40	11.60
3205	NASDAQ	VSEC	Thu, Dec 22, 2011	11.47	11.53	11.47	11.51
3204	NASDAQ	VSEC	Wed, Dec 21, 2011	11.35	11.51	11.31	11.47
3203	NASDAQ	VSEC	Tue, Dec 20, 2011	11.42	11.58	11.37	11.56
3202	NASDAQ	VSEC	Mon, Dec 19, 2011	11.58	11.92	11.16	11.16
3201	NASDAQ	VSEC	Fri, Dec 16, 2011	11.59	11.79	11.24	11.46
3200	NASDAQ	VSEC	Thu, Dec 15, 2011	11.50	11.50	11.18	11.46
3199	NASDAQ	VSEC	Wed, Dec 14, 2011	11.81	11.81	11.02	11.53
3198	NASDAQ	VSEC	Tue, Dec 13, 2011	12.58	12.58	11.95	12.01
3197	NASDAQ	VSEC	Mon, Dec 12, 2011	12.51	12.59	12.20	12.24
3196	NASDAQ	VSEC	Fri, Dec 9, 2011	12.07	12.74	12.07	12.66
3195	NASDAQ	VSEC	Thu, Dec 8, 2011	12.45	12.61	12.04	12.04
3194	NASDAQ	VSEC	Wed, Dec 7, 2011	12.22	12.60	12.15	12.53
3193	NASDAQ	VSEC	Tue, Dec 6, 2011	12.74	12.74	12.24	12.34
3192	NASDAQ	VSEC	Mon, Dec 5, 2011	12.90	12.90	12.64	12.75
3191	NASDAQ	VSEC	Fri, Dec 2, 2011	12.76	12.76	12.55	12.75
3190	NASDAQ	VSEC	Thu, Dec 1, 2011	12.96	12.96	12.53	12.53
3189	NASDAQ	VSEC	Wed, Nov 30, 2011	12.60	13.05	12.12	13.05
3188	NASDAQ	VSEC	Tue, Nov 29, 2011	12.64	12.64	12.19	12.19
3187	NASDAQ	VSEC	Mon, Nov 28, 2011	12.29	12.44	12.15	12.40
3186	NASDAQ	VSEC	Fri, Nov 25, 2011	11.83	12.06	11.83	11.88
3185	NASDAQ	VSEC	Wed, Nov 23, 2011	12.06	12.06	11.86	11.88
3184	NASDAQ	VSEC	Tue, Nov 22, 2011	12.31	12.62	12.08	12.08
3183	NASDAQ	VSEC	Mon, Nov 21, 2011	12.30	12.49	12.30	12.31
3182	NASDAQ	VSEC	Fri, Nov 18, 2011	12.01	12.94	11.93	12.51
3181	NASDAQ	VSEC	Thu, Nov 17, 2011	12.21	12.42	11.97	11.99
3180	NASDAQ	VSEC	Wed, Nov 16, 2011	12.25	12.59	12.18	12.18
3179	NASDAQ	VSEC	Tue, Nov 15, 2011	12.30	12.35	12.08	12.25
3178	NASDAQ	VSEC	Mon, Nov 14, 2011	12.51	12.51	12.09	12.18
3177	NASDAQ	VSEC	Fri, Nov 11, 2011	12.29	12.65	12.27	12.61
3176	NASDAQ	VSEC	Thu, Nov 10, 2011	12.46	12.46	12.11	12.26
3175	NASDAQ	VSEC	Wed, Nov 9, 2011	12.70	12.70	12.12	12.22
3174	NASDAQ	VSEC	Tue, Nov 8, 2011	13.07	13.07	12.90	12.97
3173	NASDAQ	VSEC	Mon, Nov 7, 2011	12.97	13.00	12.76	12.91
3172	NASDAQ	VSEC	Fri, Nov 4, 2011	13.11	13.11	12.54	12.92
3171	NASDAQ	VSEC	Thu, Nov 3, 2011	12.39	13.22	12.28	13.21
3170	NASDAQ	VSEC	Wed, Nov 2, 2011	12.18	12.24	12.13	12.22
3169	NASDAQ	VSEC	Tue, Nov 1, 2011	11.97	12.79	11.97	12.01
3168	NASDAQ	VSEC	Mon, Oct 31, 2011	13.01	13.09	12.16	12.16
3167	NASDAQ	VSEC	Fri, Oct 28, 2011	14.99	14.99	12.85	12.94
3166	NASDAQ	VSEC	Thu, Oct 27, 2011	14.75	15.37	14.22	15.10
3165	NASDAQ	VSEC	Wed, Oct 26, 2011	12.76	14.90	12.76	14.36
3164	NASDAQ	VSEC	Tue, Oct 25, 2011	14.83	14.83	13.98	13.98
3163	NASDAQ	VSEC	Mon, Oct 24, 2011	14.76	15.00	14.75	14.90
3162	NASDAQ	VSEC	Fri, Oct 21, 2011	14.98	14.99	14.50	14.94
3161	NASDAQ	VSEC	Thu, Oct 20, 2011	14.72	14.96	14.13	14.66
3160	NASDAQ	VSEC	Wed, Oct 19, 2011	15.47	15.47	14.90	14.90
3159	NASDAQ	VSEC	Tue, Oct 18, 2011	14.95	15.34	14.55	15.34
3158	NASDAQ	VSEC	Mon, Oct 17, 2011	15.02	15.30	14.55	14.82
3157	NASDAQ	VSEC	Fri, Oct 14, 2011	15.25	15.34	14.83	15.17
3156	NASDAQ	VSEC	Thu, Oct 13, 2011	14.87	15.00	14.66	15.00
3155	NASDAQ	VSEC	Wed, Oct 12, 2011	14.37	14.92	14.24	14.92
3154	NASDAQ	VSEC	Tue, Oct 11, 2011	13.94	14.30	13.78	14.26
3153	NASDAQ	VSEC	Mon, Oct 10, 2011	14.17	14.32	13.73	14.00
3152	NASDAQ	VSEC	Fri, Oct 7, 2011	14.30	14.38	13.77	13.82
3151	NASDAQ	VSEC	Thu, Oct 6, 2011	14.25	14.38	13.95	14.13
3150	NASDAQ	VSEC	Wed, Oct 5, 2011	14.06	14.33	14.00	14.25
3149	NASDAQ	VSEC	Tue, Oct 4, 2011	12.55	14.25	12.55	14.12
3148	NASDAQ	VSEC	Mon, Oct 3, 2011	13.50	13.63	12.55	12.60
3147	NASDAQ	VSEC	Fri, Sep 30, 2011	12.79	13.08	12.56	12.94
3146	NASDAQ	VSEC	Thu, Sep 29, 2011	12.61	12.94	12.51	12.93
3145	NASDAQ	VSEC	Wed, Sep 28, 2011	12.95	13.16	12.34	12.34
3144	NASDAQ	VSEC	Tue, Sep 27, 2011	13.00	13.14	12.88	13.00
3143	NASDAQ	VSEC	Mon, Sep 26, 2011	12.35	12.93	12.33	12.87
3142	NASDAQ	VSEC	Fri, Sep 23, 2011	11.97	12.39	11.97	12.27
3141	NASDAQ	VSEC	Thu, Sep 22, 2011	11.86	12.23	11.86	11.93
3140	NASDAQ	VSEC	Wed, Sep 21, 2011	12.51	12.90	11.91	12.11
3139	NASDAQ	VSEC	Tue, Sep 20, 2011	12.70	12.78	12.49	12.49
3138	NASDAQ	VSEC	Mon, Sep 19, 2011	12.47	12.88	12.46	12.52
3137	NASDAQ	VSEC	Fri, Sep 16, 2011	12.63	12.93	12.63	12.78
3136	NASDAQ	VSEC	Thu, Sep 15, 2011	12.61	12.85	12.35	12.51
3135	NASDAQ	VSEC	Wed, Sep 14, 2011	11.78	12.51	11.75	12.50
3134	NASDAQ	VSEC	Tue, Sep 13, 2011	11.44	11.81	11.44	11.75
3133	NASDAQ	VSEC	Mon, Sep 12, 2011	11.49	11.51	11.19	11.41
3132	NASDAQ	VSEC	Fri, Sep 9, 2011	11.74	11.82	11.48	11.60
3131	NASDAQ	VSEC	Thu, Sep 8, 2011	11.95	12.30	11.81	11.81
3130	NASDAQ	VSEC	Wed, Sep 7, 2011	12.06	12.13	11.87	12.02
3129	NASDAQ	VSEC	Tue, Sep 6, 2011	11.80	12.29	11.69	11.88
3128	NASDAQ	VSEC	Fri, Sep 2, 2011	12.25	12.39	11.73	11.95
3127	NASDAQ	VSEC	Thu, Sep 1, 2011	12.51	12.53	12.19	12.39
3126	NASDAQ	VSEC	Wed, Aug 31, 2011	12.73	12.77	11.53	12.41
3125	NASDAQ	VSEC	Tue, Aug 30, 2011	11.82	12.89	11.82	12.65
3124	NASDAQ	VSEC	Mon, Aug 29, 2011	11.78	12.22	11.68	11.89
3123	NASDAQ	VSEC	Fri, Aug 26, 2011	11.62	11.78	11.62	11.77
3122	NASDAQ	VSEC	Thu, Aug 25, 2011	11.83	12.00	11.64	11.64
3121	NASDAQ	VSEC	Wed, Aug 24, 2011	11.75	11.87	11.70	11.75
3120	NASDAQ	VSEC	Tue, Aug 23, 2011	11.57	11.86	11.45	11.78
3119	NASDAQ	VSEC	Mon, Aug 22, 2011	11.74	11.74	11.38	11.47
3118	NASDAQ	VSEC	Fri, Aug 19, 2011	11.68	11.75	11.26	11.46
3117	NASDAQ	VSEC	Thu, Aug 18, 2011	11.80	12.28	11.66	11.80
3116	NASDAQ	VSEC	Wed, Aug 17, 2011	11.94	12.21	11.50	12.09
3115	NASDAQ	VSEC	Tue, Aug 16, 2011	10.80	12.50	10.80	11.85
3114	NASDAQ	VSEC	Mon, Aug 15, 2011	11.00	11.39	10.54	10.78
3113	NASDAQ	VSEC	Fri, Aug 12, 2011	10.85	11.15	10.50	10.87
3112	NASDAQ	VSEC	Thu, Aug 11, 2011	11.00	11.08	10.65	10.85
3111	NASDAQ	VSEC	Wed, Aug 10, 2011	11.79	11.79	10.80	10.89
3110	NASDAQ	VSEC	Tue, Aug 9, 2011	11.55	12.46	10.51	11.87
3109	NASDAQ	VSEC	Mon, Aug 8, 2011	11.81	11.92	11.39	11.45
3108	NASDAQ	VSEC	Fri, Aug 5, 2011	12.49	13.02	11.84	11.93
3107	NASDAQ	VSEC	Thu, Aug 4, 2011	13.17	13.25	12.46	12.46
3106	NASDAQ	VSEC	Wed, Aug 3, 2011	13.55	13.55	12.98	13.26
3105	NASDAQ	VSEC	Tue, Aug 2, 2011	11.76	13.79	11.75	13.42
3104	NASDAQ	VSEC	Mon, Aug 1, 2011	10.59	11.93	10.59	11.74
3103	NASDAQ	VSEC	Fri, Jul 29, 2011	10.95	11.00	10.53	10.53
3102	NASDAQ	VSEC	Thu, Jul 28, 2011	10.54	11.03	10.54	11.03
3101	NASDAQ	VSEC	Wed, Jul 27, 2011	10.87	10.87	10.50	10.50
3100	NASDAQ	VSEC	Tue, Jul 26, 2011	11.00	11.00	10.83	10.91
3099	NASDAQ	VSEC	Mon, Jul 25, 2011	11.03	11.20	10.95	11.01
3098	NASDAQ	VSEC	Fri, Jul 22, 2011	10.77	11.23	10.77	11.22
3097	NASDAQ	VSEC	Thu, Jul 21, 2011	10.99	11.29	10.66	10.81
3096	NASDAQ	VSEC	Wed, Jul 20, 2011	10.97	11.04	10.89	10.90
3095	NASDAQ	VSEC	Tue, Jul 19, 2011	11.16	11.23	10.86	10.97
3094	NASDAQ	VSEC	Mon, Jul 18, 2011	11.50	11.50	11.13	11.13
3093	NASDAQ	VSEC	Fri, Jul 15, 2011	11.59	11.71	11.53	11.53
3092	NASDAQ	VSEC	Thu, Jul 14, 2011	12.00	12.26	11.50	11.57
3091	NASDAQ	VSEC	Wed, Jul 13, 2011	12.03	12.08	11.88	11.97
3090	NASDAQ	VSEC	Tue, Jul 12, 2011	11.91	12.13	11.89	11.93
3089	NASDAQ	VSEC	Mon, Jul 11, 2011	11.88	12.10	11.88	12.02
3088	NASDAQ	VSEC	Fri, Jul 8, 2011	11.87	12.00	11.87	11.96
3087	NASDAQ	VSEC	Thu, Jul 7, 2011	12.17	12.17	11.93	12.02
3086	NASDAQ	VSEC	Wed, Jul 6, 2011	12.10	12.23	11.90	12.12
3085	NASDAQ	VSEC	Tue, Jul 5, 2011	12.15	12.35	12.12	12.13
3084	NASDAQ	VSEC	Fri, Jul 1, 2011	12.43	12.51	12.08	12.15
3083	NASDAQ	VSEC	Thu, Jun 30, 2011	12.30	12.49	12.30	12.45
3082	NASDAQ	VSEC	Wed, Jun 29, 2011	12.59	12.61	12.26	12.34
3081	NASDAQ	VSEC	Tue, Jun 28, 2011	12.69	12.69	12.33	12.52
3080	NASDAQ	VSEC	Mon, Jun 27, 2011	12.80	13.10	12.31	12.68
3079	NASDAQ	VSEC	Fri, Jun 24, 2011	12.84	13.30	12.70	12.74
3078	NASDAQ	VSEC	Thu, Jun 23, 2011	13.34	13.59	12.77	12.85
3077	NASDAQ	VSEC	Wed, Jun 22, 2011	13.58	13.78	13.50	13.51
3076	NASDAQ	VSEC	Tue, Jun 21, 2011	13.37	13.85	13.29	13.69
3075	NASDAQ	VSEC	Mon, Jun 20, 2011	13.13	13.53	13.13	13.37
3074	NASDAQ	VSEC	Fri, Jun 17, 2011	13.17	13.27	13.06	13.16
3073	NASDAQ	VSEC	Thu, Jun 16, 2011	12.71	13.12	12.61	13.06
3072	NASDAQ	VSEC	Wed, Jun 15, 2011	12.87	13.04	12.70	12.71
3071	NASDAQ	VSEC	Tue, Jun 14, 2011	12.78	12.90	12.56	12.89
3070	NASDAQ	VSEC	Mon, Jun 13, 2011	12.68	12.70	12.57	12.60
3069	NASDAQ	VSEC	Fri, Jun 10, 2011	13.00	13.33	12.60	12.60
3068	NASDAQ	VSEC	Thu, Jun 9, 2011	13.38	13.55	12.90	13.30
3067	NASDAQ	VSEC	Wed, Jun 8, 2011	12.98	13.42	12.98	13.26
3066	NASDAQ	VSEC	Tue, Jun 7, 2011	12.91	13.11	12.91	12.98
3065	NASDAQ	VSEC	Mon, Jun 6, 2011	12.96	13.29	12.78	12.78
3064	NASDAQ	VSEC	Fri, Jun 3, 2011	13.03	13.41	12.88	12.90
3063	NASDAQ	VSEC	Thu, Jun 2, 2011	12.95	13.25	12.88	13.17
3062	NASDAQ	VSEC	Wed, Jun 1, 2011	13.17	13.50	12.90	12.90
3061	NASDAQ	VSEC	Tue, May 31, 2011	12.66	13.25	12.62	13.17
3060	NASDAQ	VSEC	Fri, May 27, 2011	12.47	12.55	12.40	12.52
3059	NASDAQ	VSEC	Thu, May 26, 2011	12.20	12.46	12.17	12.46
3058	NASDAQ	VSEC	Wed, May 25, 2011	12.15	12.25	12.06	12.25
3057	NASDAQ	VSEC	Tue, May 24, 2011	12.97	13.03	12.12	12.23
3056	NASDAQ	VSEC	Mon, May 23, 2011	13.01	13.20	12.94	12.95
3055	NASDAQ	VSEC	Fri, May 20, 2011	13.26	13.49	13.15	13.15
3054	NASDAQ	VSEC	Thu, May 19, 2011	13.26	13.35	13.14	13.31
3053	NASDAQ	VSEC	Wed, May 18, 2011	13.21	13.21	13.00	13.19
3052	NASDAQ	VSEC	Tue, May 17, 2011	13.14	13.32	13.14	13.20
3051	NASDAQ	VSEC	Mon, May 16, 2011	13.60	13.70	13.13	13.13
3050	NASDAQ	VSEC	Fri, May 13, 2011	13.77	13.81	13.50	13.53
3049	NASDAQ	VSEC	Thu, May 12, 2011	13.66	13.78	13.65	13.78
3048	NASDAQ	VSEC	Wed, May 11, 2011	13.62	13.73	13.58	13.70
3047	NASDAQ	VSEC	Tue, May 10, 2011	13.66	13.70	13.60	13.70
3046	NASDAQ	VSEC	Mon, May 9, 2011	13.53	13.63	13.53	13.60
3045	NASDAQ	VSEC	Fri, May 6, 2011	13.50	13.67	13.43	13.51
3044	NASDAQ	VSEC	Thu, May 5, 2011	13.58	13.58	13.38	13.38
3043	NASDAQ	VSEC	Wed, May 4, 2011	14.00	14.00	13.64	13.64
3042	NASDAQ	VSEC	Tue, May 3, 2011	13.82	14.55	13.82	13.93
3041	NASDAQ	VSEC	Mon, May 2, 2011	14.06	14.09	13.67	13.79
3040	NASDAQ	VSEC	Fri, Apr 29, 2011	14.70	14.75	14.06	14.10
3039	NASDAQ	VSEC	Thu, Apr 28, 2011	15.10	15.59	14.82	14.93
3038	NASDAQ	VSEC	Wed, Apr 27, 2011	15.28	15.38	15.12	15.12
3037	NASDAQ	VSEC	Tue, Apr 26, 2011	15.07	15.37	15.04	15.26
3036	NASDAQ	VSEC	Mon, Apr 25, 2011	15.45	15.46	14.76	14.98
3035	NASDAQ	VSEC	Thu, Apr 21, 2011	15.63	15.63	15.10	15.46
3034	NASDAQ	VSEC	Wed, Apr 20, 2011	15.25	15.53	14.99	15.49
3033	NASDAQ	VSEC	Tue, Apr 19, 2011	15.03	15.24	14.96	15.12
3032	NASDAQ	VSEC	Mon, Apr 18, 2011	14.87	15.08	14.83	15.00
3031	NASDAQ	VSEC	Fri, Apr 15, 2011	14.70	15.06	14.33	14.92
3030	NASDAQ	VSEC	Thu, Apr 14, 2011	14.69	14.78	14.36	14.78
3029	NASDAQ	VSEC	Wed, Apr 13, 2011	15.18	15.35	14.46	14.69
3028	NASDAQ	VSEC	Tue, Apr 12, 2011	14.94	15.22	14.93	15.11
3027	NASDAQ	VSEC	Mon, Apr 11, 2011	14.57	15.07	14.50	15.03
3026	NASDAQ	VSEC	Fri, Apr 8, 2011	15.09	15.09	14.16	14.49
3025	NASDAQ	VSEC	Thu, Apr 7, 2011	15.13	15.23	14.75	14.95
3024	NASDAQ	VSEC	Wed, Apr 6, 2011	15.26	15.11	15.07	15.11
3023	NASDAQ	VSEC	Tue, Apr 5, 2011	15.18	15.53	15.18	15.18
3022	NASDAQ	VSEC	Mon, Apr 4, 2011	15.43	15.43	15.15	15.24
3021	NASDAQ	VSEC	Fri, Apr 1, 2011	14.95	15.50	14.95	15.48
3020	NASDAQ	VSEC	Thu, Mar 31, 2011	14.84	14.97	14.81	14.86
3019	NASDAQ	VSEC	Wed, Mar 30, 2011	14.68	14.89	14.17	14.84
3018	NASDAQ	VSEC	Tue, Mar 29, 2011	14.68	14.84	14.50	14.67
3017	NASDAQ	VSEC	Mon, Mar 28, 2011	14.46	14.70	14.04	14.58
3016	NASDAQ	VSEC	Fri, Mar 25, 2011	14.66	14.80	14.27	14.36
3015	NASDAQ	VSEC	Thu, Mar 24, 2011	15.07	15.07	14.57	14.66
3014	NASDAQ	VSEC	Wed, Mar 23, 2011	15.02	15.13	15.00	15.04
3013	NASDAQ	VSEC	Tue, Mar 22, 2011	15.06	15.15	14.95	15.06
3012	NASDAQ	VSEC	Mon, Mar 21, 2011	14.76	15.10	14.76	14.99
3011	NASDAQ	VSEC	Fri, Mar 18, 2011	14.12	14.80	14.05	14.66
3010	NASDAQ	VSEC	Thu, Mar 17, 2011	13.91	14.45	13.88	14.06
3009	NASDAQ	VSEC	Wed, Mar 16, 2011	13.88	14.01	13.88	13.91
3008	NASDAQ	VSEC	Tue, Mar 15, 2011	13.88	14.04	13.80	13.95
3007	NASDAQ	VSEC	Mon, Mar 14, 2011	14.15	14.34	13.99	14.20
3006	NASDAQ	VSEC	Fri, Mar 11, 2011	14.09	14.39	13.75	14.25
3005	NASDAQ	VSEC	Thu, Mar 10, 2011	14.41	14.41	14.00	14.06
3004	NASDAQ	VSEC	Wed, Mar 9, 2011	14.06	14.53	14.00	14.53
3003	NASDAQ	VSEC	Tue, Mar 8, 2011	14.22	14.31	13.85	14.09
3002	NASDAQ	VSEC	Mon, Mar 7, 2011	14.35	14.60	14.18	14.28
3001	NASDAQ	VSEC	Fri, Mar 4, 2011	14.35	14.49	14.25	14.31
3000	NASDAQ	VSEC	Thu, Mar 3, 2011	13.63	14.26	13.63	14.24
2999	NASDAQ	VSEC	Wed, Mar 2, 2011	13.41	13.48	13.33	13.48
2998	NASDAQ	VSEC	Tue, Mar 1, 2011	13.48	13.57	13.37	13.43
2997	NASDAQ	VSEC	Mon, Feb 28, 2011	13.88	13.88	13.40	13.47
2996	NASDAQ	VSEC	Fri, Feb 25, 2011	14.76	14.76	13.36	13.88
2995	NASDAQ	VSEC	Thu, Feb 24, 2011	15.33	15.33	15.01	15.27
2994	NASDAQ	VSEC	Wed, Feb 23, 2011	15.56	15.56	15.22	15.22
2993	NASDAQ	VSEC	Tue, Feb 22, 2011	15.84	15.91	15.45	15.48
2992	NASDAQ	VSEC	Fri, Feb 18, 2011	15.91	16.00	15.90	15.97
2991	NASDAQ	VSEC	Thu, Feb 17, 2011	15.84	16.00	15.78	15.96
2990	NASDAQ	VSEC	Wed, Feb 16, 2011	15.76	15.97	15.68	15.96
2989	NASDAQ	VSEC	Tue, Feb 15, 2011	15.79	15.81	15.67	15.73
2988	NASDAQ	VSEC	Mon, Feb 14, 2011	15.49	15.86	15.49	15.80
2987	NASDAQ	VSEC	Fri, Feb 11, 2011	15.57	15.80	15.41	15.76
2986	NASDAQ	VSEC	Thu, Feb 10, 2011	15.57	15.80	15.55	15.59
2985	NASDAQ	VSEC	Wed, Feb 9, 2011	15.62	15.92	15.62	15.63
2984	NASDAQ	VSEC	Tue, Feb 8, 2011	15.35	15.63	15.29	15.63
2983	NASDAQ	VSEC	Mon, Feb 7, 2011	15.33	15.50	15.33	15.42
2982	NASDAQ	VSEC	Fri, Feb 4, 2011	15.34	15.46	15.20	15.31
2981	NASDAQ	VSEC	Thu, Feb 3, 2011	15.42	15.49	15.29	15.33
2980	NASDAQ	VSEC	Wed, Feb 2, 2011	15.49	15.65	15.36	15.42
2979	NASDAQ	VSEC	Tue, Feb 1, 2011	15.15	15.60	15.00	15.48
2978	NASDAQ	VSEC	Mon, Jan 31, 2011	15.13	15.52	14.94	14.96
2977	NASDAQ	VSEC	Fri, Jan 28, 2011	15.50	15.50	14.97	14.97
2976	NASDAQ	VSEC	Thu, Jan 27, 2011	15.49	15.53	15.35	15.52
2975	NASDAQ	VSEC	Wed, Jan 26, 2011	15.32	15.50	15.24	15.45
2974	NASDAQ	VSEC	Tue, Jan 25, 2011	14.96	15.33	14.96	15.19
2973	NASDAQ	VSEC	Mon, Jan 24, 2011	15.01	15.20	14.90	14.96
2972	NASDAQ	VSEC	Fri, Jan 21, 2011	15.19	15.32	14.95	14.95
2971	NASDAQ	VSEC	Thu, Jan 20, 2011	15.40	15.49	15.08	15.08
2970	NASDAQ	VSEC	Wed, Jan 19, 2011	15.50	15.74	15.29	15.34
2969	NASDAQ	VSEC	Tue, Jan 18, 2011	15.25	15.83	15.21	15.54
2968	NASDAQ	VSEC	Fri, Jan 14, 2011	15.98	16.13	15.75	15.78
2967	NASDAQ	VSEC	Thu, Jan 13, 2011	16.06	16.11	15.95	15.95
2966	NASDAQ	VSEC	Wed, Jan 12, 2011	16.02	16.17	16.02	16.12
2965	NASDAQ	VSEC	Tue, Jan 11, 2011	16.24	16.25	15.79	15.96
2964	NASDAQ	VSEC	Mon, Jan 10, 2011	16.32	16.32	16.19	16.22
2963	NASDAQ	VSEC	Fri, Jan 7, 2011	16.44	16.48	16.25	16.39
2962	NASDAQ	VSEC	Thu, Jan 6, 2011	16.27	16.37	16.22	16.30
2961	NASDAQ	VSEC	Wed, Jan 5, 2011	15.88	16.40	15.88	16.27
2960	NASDAQ	VSEC	Tue, Jan 4, 2011	16.66	16.67	16.38	16.40
2959	NASDAQ	VSEC	Mon, Jan 3, 2011	16.62	16.86	16.36	16.58
2958	NASDAQ	VSEC	Fri, Dec 31, 2010	16.89	16.94	16.50	16.51
2957	NASDAQ	VSEC	Thu, Dec 30, 2010	17.00	17.04	16.92	16.95
2956	NASDAQ	VSEC	Wed, Dec 29, 2010	17.05	17.09	16.95	16.99
2955	NASDAQ	VSEC	Tue, Dec 28, 2010	16.99	17.06	16.95	17.05
2954	NASDAQ	VSEC	Mon, Dec 27, 2010	16.80	17.05	16.80	17.05
2953	NASDAQ	VSEC	Thu, Dec 23, 2010	17.01	17.01	16.92	16.92
2952	NASDAQ	VSEC	Wed, Dec 22, 2010	17.06	17.12	16.88	17.02
2951	NASDAQ	VSEC	Tue, Dec 21, 2010	17.00	17.15	16.90	17.05
2950	NASDAQ	VSEC	Mon, Dec 20, 2010	16.89	17.10	16.87	16.91
2949	NASDAQ	VSEC	Fri, Dec 17, 2010	17.00	17.01	16.65	16.87
2948	NASDAQ	VSEC	Thu, Dec 16, 2010	16.78	17.15	16.27	17.04
2947	NASDAQ	VSEC	Wed, Dec 15, 2010	16.88	17.19	16.51	16.52
2946	NASDAQ	VSEC	Tue, Dec 14, 2010	16.58	17.25	16.46	16.97
2945	NASDAQ	VSEC	Mon, Dec 13, 2010	16.78	16.78	16.50	16.57
2944	NASDAQ	VSEC	Fri, Dec 10, 2010	16.73	16.87	16.28	16.75
2943	NASDAQ	VSEC	Thu, Dec 9, 2010	16.58	16.70	16.08	16.68
2942	NASDAQ	VSEC	Wed, Dec 8, 2010	16.25	16.47	16.15	16.42
2941	NASDAQ	VSEC	Tue, Dec 7, 2010	16.50	16.69	16.41	16.49
2940	NASDAQ	VSEC	Mon, Dec 6, 2010	16.31	16.53	16.31	16.45
2939	NASDAQ	VSEC	Fri, Dec 3, 2010	16.35	16.52	16.33	16.42
2938	NASDAQ	VSEC	Thu, Dec 2, 2010	15.50	16.44	15.40	16.40
2937	NASDAQ	VSEC	Wed, Dec 1, 2010	15.25	15.92	15.25	15.50
2936	NASDAQ	VSEC	Tue, Nov 30, 2010	15.00	15.61	14.90	15.20
2935	NASDAQ	VSEC	Mon, Nov 29, 2010	15.00	15.15	14.91	14.97
2934	NASDAQ	VSEC	Fri, Nov 26, 2010	14.94	15.05	14.78	14.99
2933	NASDAQ	VSEC	Wed, Nov 24, 2010	14.89	14.96	14.86	14.94
2932	NASDAQ	VSEC	Tue, Nov 23, 2010	15.03	15.06	14.80	14.89
2931	NASDAQ	VSEC	Mon, Nov 22, 2010	15.65	15.69	15.01	15.09
2930	NASDAQ	VSEC	Fri, Nov 19, 2010	15.91	15.91	15.70	15.76
2929	NASDAQ	VSEC	Thu, Nov 18, 2010	15.72	15.88	15.72	15.88
2928	NASDAQ	VSEC	Wed, Nov 17, 2010	15.88	15.90	15.43	15.53
2927	NASDAQ	VSEC	Tue, Nov 16, 2010	16.28	16.34	15.91	15.93
2926	NASDAQ	VSEC	Mon, Nov 15, 2010	16.16	16.30	16.12	16.30
2925	NASDAQ	VSEC	Fri, Nov 12, 2010	16.25	16.46	16.05	16.10
2924	NASDAQ	VSEC	Thu, Nov 11, 2010	16.44	16.50	16.22	16.42
2923	NASDAQ	VSEC	Wed, Nov 10, 2010	16.43	16.63	16.40	16.56
2922	NASDAQ	VSEC	Tue, Nov 9, 2010	16.56	16.56	16.39	16.44
2921	NASDAQ	VSEC	Mon, Nov 8, 2010	16.81	16.81	16.41	16.65
2920	NASDAQ	VSEC	Fri, Nov 5, 2010	17.46	17.46	16.91	16.95
2919	NASDAQ	VSEC	Thu, Nov 4, 2010	17.58	17.72	17.28	17.52
2918	NASDAQ	VSEC	Wed, Nov 3, 2010	17.81	18.05	17.49	17.50
2917	NASDAQ	VSEC	Tue, Nov 2, 2010	17.50	17.79	17.50	17.75
2916	NASDAQ	VSEC	Mon, Nov 1, 2010	17.71	17.83	17.24	17.35
2915	NASDAQ	VSEC	Fri, Oct 29, 2010	18.49	18.49	17.24	17.63
2914	NASDAQ	VSEC	Thu, Oct 28, 2010	18.86	18.86	18.62	18.62
2913	NASDAQ	VSEC	Wed, Oct 27, 2010	19.12	19.12	18.62	18.71
2912	NASDAQ	VSEC	Tue, Oct 26, 2010	18.91	19.28	18.74	19.25
2911	NASDAQ	VSEC	Mon, Oct 25, 2010	19.21	19.21	18.88	18.93
2910	NASDAQ	VSEC	Fri, Oct 22, 2010	18.96	19.24	18.96	19.16
2909	NASDAQ	VSEC	Thu, Oct 21, 2010	19.17	19.17	18.90	18.95
2908	NASDAQ	VSEC	Wed, Oct 20, 2010	19.43	19.57	18.62	19.12
2907	NASDAQ	VSEC	Tue, Oct 19, 2010	19.71	19.88	19.35	19.35
2906	NASDAQ	VSEC	Mon, Oct 18, 2010	19.63	19.97	19.62	19.95
2905	NASDAQ	VSEC	Fri, Oct 15, 2010	19.12	19.53	19.12	19.48
2904	NASDAQ	VSEC	Thu, Oct 14, 2010	18.50	18.96	18.50	18.86
2903	NASDAQ	VSEC	Wed, Oct 13, 2010	18.46	18.59	18.33	18.58
2902	NASDAQ	VSEC	Tue, Oct 12, 2010	18.52	18.52	18.18	18.42
2901	NASDAQ	VSEC	Mon, Oct 11, 2010	18.59	18.66	18.57	18.66
2900	NASDAQ	VSEC	Fri, Oct 8, 2010	17.58	18.61	17.58	18.59
2899	NASDAQ	VSEC	Thu, Oct 7, 2010	18.21	18.24	17.95	18.11
2898	NASDAQ	VSEC	Wed, Oct 6, 2010	18.07	18.21	18.00	18.10
2897	NASDAQ	VSEC	Tue, Oct 5, 2010	17.57	18.08	17.51	18.07
2896	NASDAQ	VSEC	Mon, Oct 4, 2010	16.67	17.86	16.20	17.70
2895	NASDAQ	VSEC	Fri, Oct 1, 2010	17.84	17.84	17.52	17.73
2894	NASDAQ	VSEC	Thu, Sep 30, 2010	17.73	17.84	17.22	17.64
2893	NASDAQ	VSEC	Wed, Sep 29, 2010	17.32	17.71	17.32	17.71
2892	NASDAQ	VSEC	Tue, Sep 28, 2010	16.75	17.30	16.75	17.30
2891	NASDAQ	VSEC	Mon, Sep 27, 2010	16.71	16.89	16.48	16.70
2890	NASDAQ	VSEC	Fri, Sep 24, 2010	16.19	16.63	15.56	16.63
2889	NASDAQ	VSEC	Thu, Sep 23, 2010	15.88	16.06	15.85	15.89
2888	NASDAQ	VSEC	Wed, Sep 22, 2010	16.18	16.20	15.83	15.94
2887	NASDAQ	VSEC	Tue, Sep 21, 2010	16.63	16.63	16.08	16.21
2886	NASDAQ	VSEC	Mon, Sep 20, 2010	16.19	16.85	16.19	16.69
2885	NASDAQ	VSEC	Fri, Sep 17, 2010	15.41	16.38	15.34	16.19
2884	NASDAQ	VSEC	Thu, Sep 16, 2010	15.24	15.45	15.19	15.19
2883	NASDAQ	VSEC	Wed, Sep 15, 2010	15.06	15.34	14.91	15.23
2882	NASDAQ	VSEC	Tue, Sep 14, 2010	15.02	15.16	14.92	15.10
2881	NASDAQ	VSEC	Mon, Sep 13, 2010	14.72	15.27	14.62	15.17
2880	NASDAQ	VSEC	Fri, Sep 10, 2010	14.46	14.80	14.42	14.56
2879	NASDAQ	VSEC	Thu, Sep 9, 2010	14.49	14.55	14.30	14.45
2878	NASDAQ	VSEC	Wed, Sep 8, 2010	14.38	14.55	14.17	14.22
2877	NASDAQ	VSEC	Tue, Sep 7, 2010	14.31	14.45	14.31	14.38
2876	NASDAQ	VSEC	Fri, Sep 3, 2010	14.48	14.48	14.14	14.34
2875	NASDAQ	VSEC	Thu, Sep 2, 2010	14.23	14.29	14.00	14.26
2874	NASDAQ	VSEC	Wed, Sep 1, 2010	14.30	14.30	13.92	14.18
2873	NASDAQ	VSEC	Tue, Aug 31, 2010	13.96	14.40	13.95	14.04
2872	NASDAQ	VSEC	Mon, Aug 30, 2010	14.18	14.18	13.88	13.93
2871	NASDAQ	VSEC	Fri, Aug 27, 2010	13.33	13.81	13.33	13.73
2870	NASDAQ	VSEC	Thu, Aug 26, 2010	13.31	13.45	13.31	13.38
2869	NASDAQ	VSEC	Wed, Aug 25, 2010	13.27	13.50	13.26	13.41
2868	NASDAQ	VSEC	Tue, Aug 24, 2010	13.14	13.58	13.14	13.40
2867	NASDAQ	VSEC	Mon, Aug 23, 2010	13.71	13.85	13.27	13.33
2866	NASDAQ	VSEC	Fri, Aug 20, 2010	13.97	14.18	13.56	13.56
2865	NASDAQ	VSEC	Thu, Aug 19, 2010	14.15	14.25	13.68	14.08
2864	NASDAQ	VSEC	Wed, Aug 18, 2010	14.69	14.69	14.06	14.13
2863	NASDAQ	VSEC	Tue, Aug 17, 2010	14.93	15.08	14.66	14.78
2862	NASDAQ	VSEC	Mon, Aug 16, 2010	14.59	15.00	14.42	14.81
2861	NASDAQ	VSEC	Fri, Aug 13, 2010	14.50	14.70	14.30	14.38
2860	NASDAQ	VSEC	Thu, Aug 12, 2010	14.40	14.83	14.33	14.59
2859	NASDAQ	VSEC	Wed, Aug 11, 2010	16.00	16.19	14.59	14.61
2858	NASDAQ	VSEC	Tue, Aug 10, 2010	16.92	17.07	16.25	16.26
2857	NASDAQ	VSEC	Mon, Aug 9, 2010	16.74	17.12	16.44	17.06
2856	NASDAQ	VSEC	Fri, Aug 6, 2010	16.96	16.96	16.05	16.55
2855	NASDAQ	VSEC	Thu, Aug 5, 2010	17.80	17.86	17.14	17.14
2854	NASDAQ	VSEC	Wed, Aug 4, 2010	18.41	18.51	17.63	17.93
2853	NASDAQ	VSEC	Tue, Aug 3, 2010	18.05	18.39	18.05	18.11
2852	NASDAQ	VSEC	Mon, Aug 2, 2010	17.99	18.26	17.65	18.05
2851	NASDAQ	VSEC	Fri, Jul 30, 2010	17.92	17.94	17.55	17.76
2850	NASDAQ	VSEC	Thu, Jul 29, 2010	18.00	18.59	17.97	18.11
2849	NASDAQ	VSEC	Wed, Jul 28, 2010	17.53	18.34	17.53	18.27
2848	NASDAQ	VSEC	Tue, Jul 27, 2010	17.50	19.05	17.50	18.49
2847	NASDAQ	VSEC	Mon, Jul 26, 2010	18.00	18.85	17.36	18.79
2846	NASDAQ	VSEC	Fri, Jul 23, 2010	16.29	17.95	16.29	17.87
2845	NASDAQ	VSEC	Thu, Jul 22, 2010	15.75	16.37	15.51	16.36
2844	NASDAQ	VSEC	Wed, Jul 21, 2010	15.99	16.11	15.39	15.47
2843	NASDAQ	VSEC	Tue, Jul 20, 2010	15.37	15.99	15.25	15.99
2842	NASDAQ	VSEC	Mon, Jul 19, 2010	15.61	15.89	15.31	15.59
2841	NASDAQ	VSEC	Fri, Jul 16, 2010	16.67	16.67	15.60	15.60
2840	NASDAQ	VSEC	Thu, Jul 15, 2010	17.40	17.40	16.75	16.84
2839	NASDAQ	VSEC	Wed, Jul 14, 2010	17.40	17.40	17.16	17.30
2838	NASDAQ	VSEC	Tue, Jul 13, 2010	16.36	17.26	16.36	17.25
2837	NASDAQ	VSEC	Mon, Jul 12, 2010	16.68	16.68	16.36	16.36
2836	NASDAQ	VSEC	Fri, Jul 9, 2010	16.02	16.82	16.02	16.72
2835	NASDAQ	VSEC	Thu, Jul 8, 2010	15.94	16.10	15.19	16.10
2834	NASDAQ	VSEC	Wed, Jul 7, 2010	15.01	15.84	15.01	15.84
2833	NASDAQ	VSEC	Tue, Jul 6, 2010	15.82	15.95	15.12	15.13
2832	NASDAQ	VSEC	Fri, Jul 2, 2010	15.74	15.74	15.42	15.51
2831	NASDAQ	VSEC	Thu, Jul 1, 2010	15.93	15.93	15.27	15.56
2830	NASDAQ	VSEC	Wed, Jun 30, 2010	16.93	17.05	15.91	15.91
2829	NASDAQ	VSEC	Tue, Jun 29, 2010	17.63	17.63	16.92	16.93
2828	NASDAQ	VSEC	Mon, Jun 28, 2010	18.25	18.25	17.68	17.91
2827	NASDAQ	VSEC	Fri, Jun 25, 2010	17.48	18.97	17.23	18.72
2826	NASDAQ	VSEC	Thu, Jun 24, 2010	17.46	17.58	17.29	17.35
2825	NASDAQ	VSEC	Wed, Jun 23, 2010	17.20	17.60	17.01	17.50
2824	NASDAQ	VSEC	Tue, Jun 22, 2010	17.79	17.79	17.17	17.17
2823	NASDAQ	VSEC	Mon, Jun 21, 2010	17.91	18.30	17.68	17.71
2822	NASDAQ	VSEC	Fri, Jun 18, 2010	18.04	18.21	17.69	18.03
2821	NASDAQ	VSEC	Thu, Jun 17, 2010	17.95	18.03	17.72	17.91
2820	NASDAQ	VSEC	Wed, Jun 16, 2010	18.36	18.47	17.91	17.97
2819	NASDAQ	VSEC	Tue, Jun 15, 2010	17.78	18.60	17.61	18.54
2818	NASDAQ	VSEC	Mon, Jun 14, 2010	17.79	17.89	17.49	17.72
2817	NASDAQ	VSEC	Fri, Jun 11, 2010	17.75	17.80	17.51	17.78
2816	NASDAQ	VSEC	Thu, Jun 10, 2010	17.14	17.84	17.14	17.80
2815	NASDAQ	VSEC	Wed, Jun 9, 2010	17.66	17.85	17.25	17.41
2814	NASDAQ	VSEC	Tue, Jun 8, 2010	18.72	18.72	17.29	17.55
2813	NASDAQ	VSEC	Mon, Jun 7, 2010	18.59	18.75	18.25	18.32
2812	NASDAQ	VSEC	Fri, Jun 4, 2010	19.03	19.45	18.46	18.55
2811	NASDAQ	VSEC	Thu, Jun 3, 2010	19.26	19.65	19.00	19.58
2810	NASDAQ	VSEC	Wed, Jun 2, 2010	18.17	19.36	18.10	19.35
2809	NASDAQ	VSEC	Tue, Jun 1, 2010	18.65	19.44	18.28	18.52
2808	NASDAQ	VSEC	Fri, May 28, 2010	19.39	19.42	19.10	19.16
2807	NASDAQ	VSEC	Thu, May 27, 2010	19.37	19.39	18.61	19.39
2806	NASDAQ	VSEC	Wed, May 26, 2010	18.56	19.28	18.56	18.98
2805	NASDAQ	VSEC	Tue, May 25, 2010	17.98	19.09	17.98	18.55
2804	NASDAQ	VSEC	Mon, May 24, 2010	18.40	18.65	17.94	18.39
2803	NASDAQ	VSEC	Fri, May 21, 2010	18.56	18.63	17.90	18.32
2802	NASDAQ	VSEC	Thu, May 20, 2010	19.34	19.71	18.73	18.80
2801	NASDAQ	VSEC	Wed, May 19, 2010	19.49	19.91	19.20	19.71
2800	NASDAQ	VSEC	Tue, May 18, 2010	19.77	19.93	19.33	19.35
2799	NASDAQ	VSEC	Mon, May 17, 2010	19.66	19.86	19.36	19.62
2798	NASDAQ	VSEC	Fri, May 14, 2010	19.61	19.95	19.35	19.51
2797	NASDAQ	VSEC	Thu, May 13, 2010	20.03	20.07	19.75	20.05
2796	NASDAQ	VSEC	Wed, May 12, 2010	20.01	20.20	19.74	20.14
2795	NASDAQ	VSEC	Tue, May 11, 2010	20.41	20.68	19.83	19.94
2794	NASDAQ	VSEC	Mon, May 10, 2010	19.73	20.68	19.73	20.67
2793	NASDAQ	VSEC	Fri, May 7, 2010	19.50	19.92	18.83	19.25
2792	NASDAQ	VSEC	Thu, May 6, 2010	19.96	20.79	19.49	19.62
2791	NASDAQ	VSEC	Wed, May 5, 2010	19.50	20.22	18.97	19.97
2790	NASDAQ	VSEC	Tue, May 4, 2010	20.52	20.54	19.76	19.93
2789	NASDAQ	VSEC	Mon, May 3, 2010	19.78	20.96	19.78	20.73
2788	NASDAQ	VSEC	Fri, Apr 30, 2010	20.63	20.69	19.75	20.10
2787	NASDAQ	VSEC	Thu, Apr 29, 2010	19.91	20.70	19.91	20.70
2786	NASDAQ	VSEC	Wed, Apr 28, 2010	19.77	19.93	19.74	19.88
2785	NASDAQ	VSEC	Tue, Apr 27, 2010	19.85	20.07	19.63	19.72
2784	NASDAQ	VSEC	Mon, Apr 26, 2010	19.78	19.93	19.64	19.88
2783	NASDAQ	VSEC	Fri, Apr 23, 2010	19.95	19.95	19.75	19.82
2782	NASDAQ	VSEC	Thu, Apr 22, 2010	19.70	19.94	19.56	19.94
2781	NASDAQ	VSEC	Wed, Apr 21, 2010	19.66	20.04	19.44	19.85
2780	NASDAQ	VSEC	Tue, Apr 20, 2010	19.69	19.82	19.25	19.66
2779	NASDAQ	VSEC	Mon, Apr 19, 2010	19.46	19.75	19.46	19.57
2778	NASDAQ	VSEC	Fri, Apr 16, 2010	19.31	19.55	19.25	19.51
2777	NASDAQ	VSEC	Thu, Apr 15, 2010	18.86	19.33	18.81	19.33
2776	NASDAQ	VSEC	Wed, Apr 14, 2010	18.69	18.86	18.58	18.80
2775	NASDAQ	VSEC	Tue, Apr 13, 2010	19.10	19.10	18.53	18.55
2774	NASDAQ	VSEC	Mon, Apr 12, 2010	19.28	19.48	19.00	19.02
2773	NASDAQ	VSEC	Fri, Apr 9, 2010	19.55	19.68	19.14	19.17
2772	NASDAQ	VSEC	Thu, Apr 8, 2010	19.69	19.93	19.09	19.60
2771	NASDAQ	VSEC	Wed, Apr 7, 2010	20.38	20.51	19.59	19.80
2770	NASDAQ	VSEC	Tue, Apr 6, 2010	20.50	20.74	20.33	20.51
2769	NASDAQ	VSEC	Mon, Apr 5, 2010	20.74	20.94	20.41	20.62
2768	NASDAQ	VSEC	Thu, Apr 1, 2010	20.63	21.07	20.56	20.79
2767	NASDAQ	VSEC	Wed, Mar 31, 2010	21.61	21.61	20.50	20.58
2766	NASDAQ	VSEC	Tue, Mar 30, 2010	21.83	22.00	21.54	21.58
2765	NASDAQ	VSEC	Mon, Mar 29, 2010	22.07	22.17	21.61	21.86
2764	NASDAQ	VSEC	Fri, Mar 26, 2010	22.40	22.45	22.17	22.17
2763	NASDAQ	VSEC	Thu, Mar 25, 2010	22.55	22.55	22.41	22.41
2762	NASDAQ	VSEC	Wed, Mar 24, 2010	22.45	22.59	22.44	22.51
2761	NASDAQ	VSEC	Tue, Mar 23, 2010	23.68	23.68	22.46	22.53
2760	NASDAQ	VSEC	Mon, Mar 22, 2010	22.74	23.73	22.74	23.59
2759	NASDAQ	VSEC	Fri, Mar 19, 2010	22.64	22.90	22.45	22.80
2758	NASDAQ	VSEC	Thu, Mar 18, 2010	22.42	22.64	22.40	22.47
2757	NASDAQ	VSEC	Wed, Mar 17, 2010	22.52	22.60	22.44	22.52
2756	NASDAQ	VSEC	Tue, Mar 16, 2010	22.65	22.65	22.27	22.49
2755	NASDAQ	VSEC	Mon, Mar 15, 2010	22.64	22.64	22.40	22.52
2754	NASDAQ	VSEC	Fri, Mar 12, 2010	22.40	22.68	22.40	22.65
2753	NASDAQ	VSEC	Thu, Mar 11, 2010	22.47	22.73	22.40	22.53
2752	NASDAQ	VSEC	Wed, Mar 10, 2010	22.67	22.87	22.40	22.56
2751	NASDAQ	VSEC	Tue, Mar 9, 2010	22.88	22.88	22.46	22.58
2750	NASDAQ	VSEC	Mon, Mar 8, 2010	22.96	23.10	22.80	22.88
2749	NASDAQ	VSEC	Fri, Mar 5, 2010	22.78	23.24	22.76	22.97
2748	NASDAQ	VSEC	Thu, Mar 4, 2010	22.97	23.09	22.45	22.73
2747	NASDAQ	VSEC	Wed, Mar 3, 2010	22.28	23.20	22.28	22.90
2746	NASDAQ	VSEC	Tue, Mar 2, 2010	21.75	22.42	21.75	22.27
2745	NASDAQ	VSEC	Mon, Mar 1, 2010	21.27	21.82	21.27	21.60
2744	NASDAQ	VSEC	Fri, Feb 26, 2010	23.49	23.49	21.27	21.27
2743	NASDAQ	VSEC	Thu, Feb 25, 2010	25.88	25.88	25.28	25.74
2742	NASDAQ	VSEC	Wed, Feb 24, 2010	25.46	26.35	24.98	26.11
2741	NASDAQ	VSEC	Tue, Feb 23, 2010	24.91	25.96	24.77	25.24
2740	NASDAQ	VSEC	Mon, Feb 22, 2010	25.00	25.00	24.31	24.78
2739	NASDAQ	VSEC	Fri, Feb 19, 2010	24.37	24.70	24.11	24.69
2738	NASDAQ	VSEC	Thu, Feb 18, 2010	24.45	24.45	24.20	24.36
2737	NASDAQ	VSEC	Wed, Feb 17, 2010	24.50	24.50	24.01	24.39
2736	NASDAQ	VSEC	Tue, Feb 16, 2010	23.51	24.50	23.50	24.50
2735	NASDAQ	VSEC	Fri, Feb 12, 2010	23.08	23.84	22.78	23.53
2734	NASDAQ	VSEC	Thu, Feb 11, 2010	22.89	23.45	22.89	23.27
2733	NASDAQ	VSEC	Wed, Feb 10, 2010	23.10	23.10	22.67	23.08
2732	NASDAQ	VSEC	Tue, Feb 9, 2010	23.24	23.39	22.74	23.26
2731	NASDAQ	VSEC	Mon, Feb 8, 2010	23.24	23.46	22.75	22.91
2730	NASDAQ	VSEC	Fri, Feb 5, 2010	23.39	23.84	23.01	23.55
2729	NASDAQ	VSEC	Thu, Feb 4, 2010	24.11	25.00	23.25	23.45
2728	NASDAQ	VSEC	Wed, Feb 3, 2010	24.38	24.41	24.01	24.20
2727	NASDAQ	VSEC	Tue, Feb 2, 2010	24.79	24.80	24.36	24.36
2726	NASDAQ	VSEC	Mon, Feb 1, 2010	25.36	25.38	24.51	24.73
2725	NASDAQ	VSEC	Fri, Jan 29, 2010	25.20	25.79	25.13	25.27
2724	NASDAQ	VSEC	Thu, Jan 28, 2010	26.34	26.34	24.93	24.99
2723	NASDAQ	VSEC	Wed, Jan 27, 2010	24.43	26.19	23.71	25.93
2722	NASDAQ	VSEC	Tue, Jan 26, 2010	26.15	26.82	24.24	24.47
2721	NASDAQ	VSEC	Mon, Jan 25, 2010	26.28	26.79	25.92	26.37
2720	NASDAQ	VSEC	Fri, Jan 22, 2010	26.34	26.98	25.54	25.92
2719	NASDAQ	VSEC	Thu, Jan 21, 2010	26.31	27.00	26.03	26.34
2718	NASDAQ	VSEC	Wed, Jan 20, 2010	26.78	26.95	25.90	26.20
2717	NASDAQ	VSEC	Tue, Jan 19, 2010	25.50	26.90	25.50	26.86
2716	NASDAQ	VSEC	Fri, Jan 15, 2010	25.59	25.69	24.75	25.50
2715	NASDAQ	VSEC	Thu, Jan 14, 2010	24.78	25.57	24.63	25.47
2714	NASDAQ	VSEC	Wed, Jan 13, 2010	24.33	25.25	23.55	24.92
2713	NASDAQ	VSEC	Tue, Jan 12, 2010	24.44	24.68	23.94	24.17
2712	NASDAQ	VSEC	Mon, Jan 11, 2010	24.26	24.75	24.25	24.66
2711	NASDAQ	VSEC	Fri, Jan 8, 2010	23.97	24.25	23.57	24.22
2710	NASDAQ	VSEC	Thu, Jan 7, 2010	23.26	24.12	23.15	23.96
2709	NASDAQ	VSEC	Wed, Jan 6, 2010	23.19	23.50	23.00	23.16
2708	NASDAQ	VSEC	Tue, Jan 5, 2010	23.71	23.77	23.24	23.26
2707	NASDAQ	VSEC	Mon, Jan 4, 2010	22.77	23.88	22.77	23.62
2706	NASDAQ	VSEC	Thu, Dec 31, 2009	22.92	22.97	22.46	22.54
2705	NASDAQ	VSEC	Wed, Dec 30, 2009	22.78	23.03	22.43	22.86
2704	NASDAQ	VSEC	Tue, Dec 29, 2009	22.78	22.99	22.47	22.80
2703	NASDAQ	VSEC	Mon, Dec 28, 2009	22.88	22.90	22.55	22.66
2702	NASDAQ	VSEC	Thu, Dec 24, 2009	22.53	22.70	22.51	22.70
2701	NASDAQ	VSEC	Wed, Dec 23, 2009	22.58	22.98	22.50	22.53
2700	NASDAQ	VSEC	Tue, Dec 22, 2009	22.57	22.66	21.99	22.42
2699	NASDAQ	VSEC	Mon, Dec 21, 2009	21.71	22.60	21.71	22.57
2698	NASDAQ	VSEC	Fri, Dec 18, 2009	21.55	22.00	21.26	21.77
2697	NASDAQ	VSEC	Thu, Dec 17, 2009	21.50	21.94	21.35	21.41
2696	NASDAQ	VSEC	Wed, Dec 16, 2009	21.57	21.98	21.02	21.51
2695	NASDAQ	VSEC	Tue, Dec 15, 2009	20.97	22.10	20.97	21.48
2694	NASDAQ	VSEC	Mon, Dec 14, 2009	20.77	21.21	20.69	20.92
2693	NASDAQ	VSEC	Fri, Dec 11, 2009	20.75	21.02	20.59	20.76
2692	NASDAQ	VSEC	Thu, Dec 10, 2009	21.04	21.04	20.52	20.55
2691	NASDAQ	VSEC	Wed, Dec 9, 2009	21.13	21.25	20.51	21.04
2690	NASDAQ	VSEC	Tue, Dec 8, 2009	21.58	21.58	21.03	21.06
2689	NASDAQ	VSEC	Mon, Dec 7, 2009	22.35	22.42	20.86	21.65
2688	NASDAQ	VSEC	Fri, Dec 4, 2009	22.79	22.95	21.77	22.42
2687	NASDAQ	VSEC	Thu, Dec 3, 2009	23.40	23.50	22.38	22.57
2686	NASDAQ	VSEC	Wed, Dec 2, 2009	23.75	24.11	23.11	23.39
2685	NASDAQ	VSEC	Tue, Dec 1, 2009	23.23	23.87	22.99	23.72
2684	NASDAQ	VSEC	Mon, Nov 30, 2009	22.07	22.84	22.07	22.73
2683	NASDAQ	VSEC	Fri, Nov 27, 2009	21.68	22.76	21.28	22.00
2682	NASDAQ	VSEC	Wed, Nov 25, 2009	22.66	23.07	22.24	22.26
2681	NASDAQ	VSEC	Tue, Nov 24, 2009	22.41	22.70	21.67	22.59
2680	NASDAQ	VSEC	Mon, Nov 23, 2009	21.78	22.50	21.44	22.46
2679	NASDAQ	VSEC	Fri, Nov 20, 2009	21.33	21.63	21.29	21.46
2678	NASDAQ	VSEC	Thu, Nov 19, 2009	21.50	21.81	21.01	21.57
2677	NASDAQ	VSEC	Wed, Nov 18, 2009	21.96	22.21	21.40	21.60
2676	NASDAQ	VSEC	Tue, Nov 17, 2009	21.83	22.17	21.43	21.89
2675	NASDAQ	VSEC	Mon, Nov 16, 2009	21.93	22.45	21.91	21.98
2674	NASDAQ	VSEC	Fri, Nov 13, 2009	21.84	22.07	21.42	21.88
2673	NASDAQ	VSEC	Thu, Nov 12, 2009	22.23	22.30	21.60	21.66
2672	NASDAQ	VSEC	Wed, Nov 11, 2009	22.33	23.00	22.16	22.30
2671	NASDAQ	VSEC	Tue, Nov 10, 2009	23.23	23.40	22.05	22.42
2670	NASDAQ	VSEC	Mon, Nov 9, 2009	22.30	23.43	22.30	23.28
2669	NASDAQ	VSEC	Fri, Nov 6, 2009	22.52	22.86	21.80	21.99
2668	NASDAQ	VSEC	Thu, Nov 5, 2009	21.89	22.87	21.82	22.27
2667	NASDAQ	VSEC	Wed, Nov 4, 2009	21.88	22.44	21.46	21.65
2666	NASDAQ	VSEC	Tue, Nov 3, 2009	21.62	21.83	20.91	21.74
2665	NASDAQ	VSEC	Mon, Nov 2, 2009	21.92	22.81	21.51	21.71
2664	NASDAQ	VSEC	Fri, Oct 30, 2009	22.02	23.17	20.86	21.90
2663	NASDAQ	VSEC	Thu, Oct 29, 2009	21.60	22.40	21.12	21.83
2662	NASDAQ	VSEC	Wed, Oct 28, 2009	22.73	22.90	21.50	21.50
2661	NASDAQ	VSEC	Tue, Oct 27, 2009	22.74	23.47	22.00	22.69
2660	NASDAQ	VSEC	Mon, Oct 26, 2009	24.20	24.50	22.61	22.74
2659	NASDAQ	VSEC	Fri, Oct 23, 2009	23.36	24.18	22.00	23.84
2658	NASDAQ	VSEC	Thu, Oct 22, 2009	22.17	23.51	22.01	23.44
2657	NASDAQ	VSEC	Wed, Oct 21, 2009	22.18	22.75	21.85	22.27
2656	NASDAQ	VSEC	Tue, Oct 20, 2009	22.20	22.44	21.58	22.12
2655	NASDAQ	VSEC	Mon, Oct 19, 2009	21.37	22.01	20.86	22.01
2654	NASDAQ	VSEC	Fri, Oct 16, 2009	21.95	21.95	21.36	21.41
2653	NASDAQ	VSEC	Thu, Oct 15, 2009	21.63	22.18	21.25	22.08
2652	NASDAQ	VSEC	Wed, Oct 14, 2009	21.10	21.91	20.10	21.85
2651	NASDAQ	VSEC	Tue, Oct 13, 2009	21.02	21.38	20.34	20.85
2650	NASDAQ	VSEC	Mon, Oct 12, 2009	21.57	21.89	21.04	21.19
2649	NASDAQ	VSEC	Fri, Oct 9, 2009	20.75	21.99	20.75	21.59
2648	NASDAQ	VSEC	Thu, Oct 8, 2009	20.61	21.00	20.52	20.78
2647	NASDAQ	VSEC	Wed, Oct 7, 2009	20.75	20.80	20.17	20.41
2646	NASDAQ	VSEC	Tue, Oct 6, 2009	20.49	20.85	20.20	20.52
2645	NASDAQ	VSEC	Mon, Oct 5, 2009	19.70	20.93	19.70	20.31
2644	NASDAQ	VSEC	Fri, Oct 2, 2009	18.93	20.16	18.50	19.55
2643	NASDAQ	VSEC	Thu, Oct 1, 2009	19.51	19.51	18.88	19.13
2642	NASDAQ	VSEC	Wed, Sep 30, 2009	20.05	20.18	19.35	19.51
2641	NASDAQ	VSEC	Tue, Sep 29, 2009	20.37	20.65	19.41	20.05
2640	NASDAQ	VSEC	Mon, Sep 28, 2009	19.58	20.76	19.08	20.28
2639	NASDAQ	VSEC	Fri, Sep 25, 2009	18.96	19.12	18.12	19.03
2638	NASDAQ	VSEC	Thu, Sep 24, 2009	19.71	19.80	19.26	19.38
2637	NASDAQ	VSEC	Wed, Sep 23, 2009	20.19	20.19	19.78	19.78
2636	NASDAQ	VSEC	Tue, Sep 22, 2009	19.85	20.21	19.65	20.06
2635	NASDAQ	VSEC	Mon, Sep 21, 2009	19.60	20.00	19.53	19.77
2634	NASDAQ	VSEC	Fri, Sep 18, 2009	19.73	19.96	19.10	19.84
2633	NASDAQ	VSEC	Thu, Sep 17, 2009	19.44	19.72	19.06	19.70
2632	NASDAQ	VSEC	Wed, Sep 16, 2009	19.03	19.44	18.83	19.44
2631	NASDAQ	VSEC	Tue, Sep 15, 2009	19.14	19.35	18.91	19.03
2630	NASDAQ	VSEC	Mon, Sep 14, 2009	19.25	19.25	18.75	19.14
2629	NASDAQ	VSEC	Fri, Sep 11, 2009	19.35	19.55	18.88	19.25
2628	NASDAQ	VSEC	Thu, Sep 10, 2009	18.88	19.17	18.06	19.00
2627	NASDAQ	VSEC	Wed, Sep 9, 2009	17.72	18.80	17.38	18.66
2626	NASDAQ	VSEC	Tue, Sep 8, 2009	17.25	17.82	17.25	17.64
2625	NASDAQ	VSEC	Fri, Sep 4, 2009	16.67	17.37	16.67	17.19
2624	NASDAQ	VSEC	Thu, Sep 3, 2009	16.66	17.07	16.17	16.67
2623	NASDAQ	VSEC	Wed, Sep 2, 2009	16.58	16.85	16.48	16.50
2622	NASDAQ	VSEC	Tue, Sep 1, 2009	17.00	17.33	16.50	16.65
2621	NASDAQ	VSEC	Mon, Aug 31, 2009	17.31	17.63	17.15	17.16
2620	NASDAQ	VSEC	Fri, Aug 28, 2009	17.51	18.06	17.50	17.50
2619	NASDAQ	VSEC	Thu, Aug 27, 2009	17.32	17.63	17.32	17.49
2618	NASDAQ	VSEC	Wed, Aug 26, 2009	17.41	17.70	17.10	17.50
2617	NASDAQ	VSEC	Tue, Aug 25, 2009	17.41	17.99	17.37	17.37
2616	NASDAQ	VSEC	Mon, Aug 24, 2009	16.99	18.18	16.83	17.27
2615	NASDAQ	VSEC	Fri, Aug 21, 2009	16.83	16.96	16.50	16.90
2614	NASDAQ	VSEC	Thu, Aug 20, 2009	16.78	16.78	16.50	16.68
2613	NASDAQ	VSEC	Wed, Aug 19, 2009	16.27	16.72	15.62	16.72
2612	NASDAQ	VSEC	Tue, Aug 18, 2009	15.92	16.23	15.64	16.20
2611	NASDAQ	VSEC	Mon, Aug 17, 2009	15.87	16.00	15.63	15.89
2610	NASDAQ	VSEC	Fri, Aug 14, 2009	16.29	16.50	16.05	16.11
2609	NASDAQ	VSEC	Thu, Aug 13, 2009	16.15	16.51	16.02	16.23
2608	NASDAQ	VSEC	Wed, Aug 12, 2009	15.88	16.21	15.88	16.15
2607	NASDAQ	VSEC	Tue, Aug 11, 2009	15.88	15.96	15.73	15.81
2606	NASDAQ	VSEC	Mon, Aug 10, 2009	15.88	15.96	15.80	15.92
2605	NASDAQ	VSEC	Fri, Aug 7, 2009	15.77	15.89	15.63	15.75
2604	NASDAQ	VSEC	Thu, Aug 6, 2009	15.90	15.90	15.29	15.61
2603	NASDAQ	VSEC	Wed, Aug 5, 2009	15.70	15.90	15.50	15.89
2602	NASDAQ	VSEC	Tue, Aug 4, 2009	15.03	15.70	14.92	15.70
2601	NASDAQ	VSEC	Mon, Aug 3, 2009	15.00	15.10	14.85	15.09
2600	NASDAQ	VSEC	Fri, Jul 31, 2009	14.52	15.13	14.18	14.81
2599	NASDAQ	VSEC	Thu, Jul 30, 2009	13.43	14.07	13.43	13.85
2598	NASDAQ	VSEC	Wed, Jul 29, 2009	13.53	14.11	13.27	13.38
2597	NASDAQ	VSEC	Tue, Jul 28, 2009	13.73	13.92	13.52	13.70
2596	NASDAQ	VSEC	Mon, Jul 27, 2009	14.01	14.01	13.69	13.87
2595	NASDAQ	VSEC	Fri, Jul 24, 2009	14.00	14.04	13.82	13.93
2594	NASDAQ	VSEC	Thu, Jul 23, 2009	13.91	14.12	13.58	14.07
2593	NASDAQ	VSEC	Wed, Jul 22, 2009	13.90	14.08	13.87	13.96
2592	NASDAQ	VSEC	Tue, Jul 21, 2009	14.10	14.10	13.58	13.97
2591	NASDAQ	VSEC	Mon, Jul 20, 2009	13.65	14.26	13.56	13.88
2590	NASDAQ	VSEC	Fri, Jul 17, 2009	13.88	13.88	13.62	13.62
2589	NASDAQ	VSEC	Thu, Jul 16, 2009	13.67	13.88	13.25	13.84
2588	NASDAQ	VSEC	Wed, Jul 15, 2009	13.50	13.70	13.13	13.70
2587	NASDAQ	VSEC	Tue, Jul 14, 2009	13.41	13.49	13.02	13.47
2586	NASDAQ	VSEC	Mon, Jul 13, 2009	12.75	13.46	12.70	13.46
2585	NASDAQ	VSEC	Fri, Jul 10, 2009	12.77	13.02	12.77	12.94
2584	NASDAQ	VSEC	Thu, Jul 9, 2009	13.38	13.48	12.64	12.80
2583	NASDAQ	VSEC	Wed, Jul 8, 2009	12.57	13.50	12.40	13.33
2582	NASDAQ	VSEC	Tue, Jul 7, 2009	13.08	13.25	12.30	12.30
2581	NASDAQ	VSEC	Mon, Jul 6, 2009	12.54	13.10	12.27	12.99
2580	NASDAQ	VSEC	Thu, Jul 2, 2009	12.90	12.99	12.32	12.71
2579	NASDAQ	VSEC	Wed, Jul 1, 2009	13.20	13.35	13.06	13.06
2578	NASDAQ	VSEC	Tue, Jun 30, 2009	13.05	13.23	13.05	13.08
2577	NASDAQ	VSEC	Mon, Jun 29, 2009	13.11	13.11	12.59	12.93
2576	NASDAQ	VSEC	Fri, Jun 26, 2009	12.09	13.13	12.09	13.12
2575	NASDAQ	VSEC	Thu, Jun 25, 2009	11.87	12.18	11.80	12.18
2574	NASDAQ	VSEC	Wed, Jun 24, 2009	12.01	12.28	11.80	11.80
2573	NASDAQ	VSEC	Tue, Jun 23, 2009	11.93	12.30	11.71	11.94
2572	NASDAQ	VSEC	Mon, Jun 22, 2009	12.84	12.84	11.73	11.73
2571	NASDAQ	VSEC	Fri, Jun 19, 2009	12.37	13.19	12.00	12.95
2570	NASDAQ	VSEC	Thu, Jun 18, 2009	12.29	12.38	12.02	12.19
2569	NASDAQ	VSEC	Wed, Jun 17, 2009	12.35	12.45	12.08	12.27
2568	NASDAQ	VSEC	Tue, Jun 16, 2009	12.93	13.03	12.30	12.38
2567	NASDAQ	VSEC	Mon, Jun 15, 2009	13.19	13.19	12.68	12.69
2566	NASDAQ	VSEC	Fri, Jun 12, 2009	12.93	13.07	12.70	13.07
2565	NASDAQ	VSEC	Thu, Jun 11, 2009	13.20	13.40	12.84	13.00
2564	NASDAQ	VSEC	Wed, Jun 10, 2009	12.97	13.13	12.76	13.10
2563	NASDAQ	VSEC	Tue, Jun 9, 2009	13.27	13.32	12.80	12.81
2562	NASDAQ	VSEC	Mon, Jun 8, 2009	12.74	13.45	12.64	13.17
2561	NASDAQ	VSEC	Fri, Jun 5, 2009	13.44	13.44	12.82	12.96
2560	NASDAQ	VSEC	Thu, Jun 4, 2009	12.88	13.32	12.71	13.19
2559	NASDAQ	VSEC	Wed, Jun 3, 2009	12.97	13.43	12.59	12.74
2558	NASDAQ	VSEC	Tue, Jun 2, 2009	12.42	13.12	12.35	13.03
2557	NASDAQ	VSEC	Mon, Jun 1, 2009	12.81	13.06	12.42	12.63
2556	NASDAQ	VSEC	Fri, May 29, 2009	12.62	12.70	12.23	12.56
2555	NASDAQ	VSEC	Thu, May 28, 2009	12.26	12.52	12.05	12.40
2554	NASDAQ	VSEC	Wed, May 27, 2009	12.65	12.65	12.13	12.13
2553	NASDAQ	VSEC	Tue, May 26, 2009	12.34	12.75	11.90	12.66
2552	NASDAQ	VSEC	Fri, May 22, 2009	12.34	12.57	12.13	12.23
2551	NASDAQ	VSEC	Thu, May 21, 2009	12.26	12.75	12.03	12.30
2550	NASDAQ	VSEC	Wed, May 20, 2009	12.56	12.93	12.33	12.41
2549	NASDAQ	VSEC	Tue, May 19, 2009	12.43	12.79	12.26	12.51
2548	NASDAQ	VSEC	Mon, May 18, 2009	12.15	12.62	11.85	12.54
2547	NASDAQ	VSEC	Fri, May 15, 2009	12.38	12.62	11.79	12.20
2546	NASDAQ	VSEC	Thu, May 14, 2009	11.96	12.38	11.82	12.20
2545	NASDAQ	VSEC	Wed, May 13, 2009	12.04	13.06	11.76	11.94
2544	NASDAQ	VSEC	Tue, May 12, 2009	13.14	13.30	12.15	12.42
2543	NASDAQ	VSEC	Mon, May 11, 2009	13.32	13.40	12.82	12.88
2542	NASDAQ	VSEC	Fri, May 8, 2009	13.52	14.01	13.29	13.52
2541	NASDAQ	VSEC	Thu, May 7, 2009	14.17	14.17	13.00	13.29
2540	NASDAQ	VSEC	Wed, May 6, 2009	14.00	14.36	13.51	14.17
2539	NASDAQ	VSEC	Tue, May 5, 2009	15.25	15.25	12.96	13.40
2538	NASDAQ	VSEC	Mon, May 4, 2009	15.29	15.75	14.88	15.67
2537	NASDAQ	VSEC	Fri, May 1, 2009	14.94	15.50	14.01	15.34
2536	NASDAQ	VSEC	Thu, Apr 30, 2009	15.04	15.43	14.84	14.95
2535	NASDAQ	VSEC	Wed, Apr 29, 2009	14.28	14.91	14.15	14.86
2534	NASDAQ	VSEC	Tue, Apr 28, 2009	14.17	14.46	13.93	14.13
2533	NASDAQ	VSEC	Mon, Apr 27, 2009	14.68	14.73	14.16	14.36
2532	NASDAQ	VSEC	Fri, Apr 24, 2009	14.25	14.94	14.25	14.86
2531	NASDAQ	VSEC	Thu, Apr 23, 2009	13.42	14.49	13.40	14.18
2530	NASDAQ	VSEC	Wed, Apr 22, 2009	13.25	13.65	13.25	13.39
2529	NASDAQ	VSEC	Tue, Apr 21, 2009	12.93	13.52	12.93	13.44
2528	NASDAQ	VSEC	Mon, Apr 20, 2009	13.40	13.58	12.91	13.06
2527	NASDAQ	VSEC	Fri, Apr 17, 2009	13.76	13.76	13.35	13.61
2526	NASDAQ	VSEC	Thu, Apr 16, 2009	13.32	13.71	13.25	13.69
2525	NASDAQ	VSEC	Wed, Apr 15, 2009	13.43	13.91	12.91	13.21
2524	NASDAQ	VSEC	Tue, Apr 14, 2009	13.34	13.67	13.28	13.40
2523	NASDAQ	VSEC	Mon, Apr 13, 2009	13.34	13.65	12.75	13.56
2522	NASDAQ	VSEC	Thu, Apr 9, 2009	13.74	14.33	12.94	13.71
2521	NASDAQ	VSEC	Wed, Apr 8, 2009	13.53	13.71	13.30	13.56
2520	NASDAQ	VSEC	Tue, Apr 7, 2009	13.53	13.76	13.12	13.51
2519	NASDAQ	VSEC	Mon, Apr 6, 2009	14.20	14.20	13.72	14.01
2518	NASDAQ	VSEC	Fri, Apr 3, 2009	14.05	14.40	14.02	14.32
2517	NASDAQ	VSEC	Thu, Apr 2, 2009	13.67	14.36	13.57	14.12
2516	NASDAQ	VSEC	Wed, Apr 1, 2009	13.11	13.74	13.11	13.45
2515	NASDAQ	VSEC	Tue, Mar 31, 2009	13.56	13.86	12.63	13.35
2514	NASDAQ	VSEC	Mon, Mar 30, 2009	13.31	13.53	12.60	13.46
2513	NASDAQ	VSEC	Fri, Mar 27, 2009	13.87	14.25	13.68	13.68
2512	NASDAQ	VSEC	Thu, Mar 26, 2009	13.68	14.13	13.36	14.13
2511	NASDAQ	VSEC	Wed, Mar 25, 2009	13.00	13.60	13.00	13.60
2510	NASDAQ	VSEC	Tue, Mar 24, 2009	13.07	13.50	13.07	13.27
2509	NASDAQ	VSEC	Mon, Mar 23, 2009	12.75	13.38	12.72	13.27
2508	NASDAQ	VSEC	Fri, Mar 20, 2009	12.75	12.75	12.26	12.43
2507	NASDAQ	VSEC	Thu, Mar 19, 2009	11.51	12.70	11.51	12.63
2506	NASDAQ	VSEC	Wed, Mar 18, 2009	11.86	12.69	11.68	12.54
2505	NASDAQ	VSEC	Tue, Mar 17, 2009	11.51	11.87	11.51	11.87
2504	NASDAQ	VSEC	Mon, Mar 16, 2009	11.45	11.91	11.45	11.50
2503	NASDAQ	VSEC	Fri, Mar 13, 2009	11.62	11.72	11.40	11.43
2502	NASDAQ	VSEC	Thu, Mar 12, 2009	10.24	11.68	10.16	11.53
2501	NASDAQ	VSEC	Wed, Mar 11, 2009	11.39	11.70	10.33	10.42
2500	NASDAQ	VSEC	Tue, Mar 10, 2009	10.75	11.62	10.75	11.39
2499	NASDAQ	VSEC	Mon, Mar 9, 2009	10.53	10.69	10.17	10.58
2498	NASDAQ	VSEC	Fri, Mar 6, 2009	10.73	11.06	10.59	10.71
2497	NASDAQ	VSEC	Thu, Mar 5, 2009	11.83	12.03	10.60	10.73
2496	NASDAQ	VSEC	Wed, Mar 4, 2009	11.50	12.13	11.10	12.11
2495	NASDAQ	VSEC	Tue, Mar 3, 2009	10.59	11.65	10.11	11.08
2494	NASDAQ	VSEC	Mon, Mar 2, 2009	11.46	11.68	10.39	10.59
2493	NASDAQ	VSEC	Fri, Feb 27, 2009	11.81	12.60	11.52	11.94
2492	NASDAQ	VSEC	Thu, Feb 26, 2009	12.60	12.78	12.01	12.01
2491	NASDAQ	VSEC	Wed, Feb 25, 2009	13.65	13.82	12.10	12.54
2490	NASDAQ	VSEC	Tue, Feb 24, 2009	13.95	13.95	12.55	13.46
2489	NASDAQ	VSEC	Mon, Feb 23, 2009	12.90	13.10	12.43	12.60
2488	NASDAQ	VSEC	Fri, Feb 20, 2009	13.24	13.24	12.60	12.90
2487	NASDAQ	VSEC	Thu, Feb 19, 2009	14.11	14.15	13.38	13.38
2486	NASDAQ	VSEC	Wed, Feb 18, 2009	13.74	14.19	13.74	14.06
2485	NASDAQ	VSEC	Tue, Feb 17, 2009	13.47	14.40	13.40	13.71
2484	NASDAQ	VSEC	Fri, Feb 13, 2009	13.50	14.08	13.48	13.72
2483	NASDAQ	VSEC	Thu, Feb 12, 2009	14.08	14.10	13.05	13.53
2482	NASDAQ	VSEC	Wed, Feb 11, 2009	14.67	15.19	14.30	14.30
2481	NASDAQ	VSEC	Tue, Feb 10, 2009	15.01	15.64	14.65	14.65
2480	NASDAQ	VSEC	Mon, Feb 9, 2009	15.35	15.68	15.05	15.19
2479	NASDAQ	VSEC	Fri, Feb 6, 2009	14.52	14.96	14.52	14.84
2478	NASDAQ	VSEC	Thu, Feb 5, 2009	14.40	14.73	14.29	14.52
2477	NASDAQ	VSEC	Wed, Feb 4, 2009	14.39	15.01	13.94	14.44
2476	NASDAQ	VSEC	Tue, Feb 3, 2009	14.09	14.61	13.94	14.43
2475	NASDAQ	VSEC	Mon, Feb 2, 2009	14.26	14.26	13.65	14.03
2474	NASDAQ	VSEC	Fri, Jan 30, 2009	13.97	14.61	13.41	14.38
2473	NASDAQ	VSEC	Thu, Jan 29, 2009	12.48	14.64	12.25	13.95
2472	NASDAQ	VSEC	Wed, Jan 28, 2009	12.26	12.68	11.78	12.66
2471	NASDAQ	VSEC	Tue, Jan 27, 2009	11.95	12.21	11.46	12.16
2470	NASDAQ	VSEC	Mon, Jan 26, 2009	11.68	12.30	11.31	11.95
2469	NASDAQ	VSEC	Fri, Jan 23, 2009	12.30	12.30	11.07	12.17
2468	NASDAQ	VSEC	Thu, Jan 22, 2009	10.94	12.32	10.94	11.90
2467	NASDAQ	VSEC	Wed, Jan 21, 2009	12.68	13.09	9.76	11.13
2466	NASDAQ	VSEC	Tue, Jan 20, 2009	21.00	21.00	12.68	12.68
2465	NASDAQ	VSEC	Fri, Jan 16, 2009	21.35	23.22	20.80	23.22
2464	NASDAQ	VSEC	Thu, Jan 15, 2009	20.01	21.00	20.01	21.00
2463	NASDAQ	VSEC	Wed, Jan 14, 2009	20.75	20.79	19.78	20.01
2462	NASDAQ	VSEC	Tue, Jan 13, 2009	22.08	22.18	20.54	21.25
2461	NASDAQ	VSEC	Mon, Jan 12, 2009	22.36	22.96	22.07	22.18
2460	NASDAQ	VSEC	Fri, Jan 9, 2009	24.00	24.22	22.01	22.06
2459	NASDAQ	VSEC	Thu, Jan 8, 2009	22.57	24.00	22.26	23.90
2458	NASDAQ	VSEC	Wed, Jan 7, 2009	21.96	22.75	21.60	22.58
2457	NASDAQ	VSEC	Tue, Jan 6, 2009	21.44	22.46	21.24	22.03
2456	NASDAQ	VSEC	Mon, Jan 5, 2009	20.05	21.17	19.66	21.17
2455	NASDAQ	VSEC	Fri, Jan 2, 2009	20.35	20.72	19.38	19.91
2454	NASDAQ	VSEC	Wed, Dec 31, 2008	19.49	19.67	18.86	19.62
2453	NASDAQ	VSEC	Tue, Dec 30, 2008	18.60	19.50	18.51	19.50
2452	NASDAQ	VSEC	Mon, Dec 29, 2008	18.58	19.34	17.87	18.61
2451	NASDAQ	VSEC	Fri, Dec 26, 2008	18.04	18.48	17.82	18.40
2450	NASDAQ	VSEC	Wed, Dec 24, 2008	19.00	19.00	18.02	18.02
2449	NASDAQ	VSEC	Tue, Dec 23, 2008	19.22	19.50	18.53	19.05
2448	NASDAQ	VSEC	Mon, Dec 22, 2008	19.00	19.14	18.61	19.05
2447	NASDAQ	VSEC	Fri, Dec 19, 2008	19.76	19.81	18.50	18.95
2446	NASDAQ	VSEC	Thu, Dec 18, 2008	19.35	19.63	18.52	19.50
2445	NASDAQ	VSEC	Wed, Dec 17, 2008	18.44	19.21	18.43	18.95
2444	NASDAQ	VSEC	Tue, Dec 16, 2008	17.83	18.93	17.83	18.85
2443	NASDAQ	VSEC	Mon, Dec 15, 2008	18.20	18.74	17.58	18.03
2442	NASDAQ	VSEC	Fri, Dec 12, 2008	16.87	18.00	16.25	18.00
2441	NASDAQ	VSEC	Thu, Dec 11, 2008	17.58	18.05	17.07	17.23
2440	NASDAQ	VSEC	Wed, Dec 10, 2008	19.21	19.31	17.77	18.15
2439	NASDAQ	VSEC	Tue, Dec 9, 2008	19.17	19.44	18.82	18.99
2438	NASDAQ	VSEC	Mon, Dec 8, 2008	18.72	20.16	18.69	19.40
2437	NASDAQ	VSEC	Fri, Dec 5, 2008	17.52	18.49	16.32	18.42
2436	NASDAQ	VSEC	Thu, Dec 4, 2008	17.45	17.88	17.01	17.65
2435	NASDAQ	VSEC	Wed, Dec 3, 2008	16.50	17.35	16.33	17.23
2434	NASDAQ	VSEC	Tue, Dec 2, 2008	16.52	16.79	15.94	16.75
2433	NASDAQ	VSEC	Mon, Dec 1, 2008	16.86	16.96	15.55	15.76
2432	NASDAQ	VSEC	Fri, Nov 28, 2008	16.59	16.86	16.32	16.83
2431	NASDAQ	VSEC	Wed, Nov 26, 2008	15.75	16.81	15.51	16.78
2430	NASDAQ	VSEC	Tue, Nov 25, 2008	15.27	15.98	15.01	15.98
2429	NASDAQ	VSEC	Mon, Nov 24, 2008	13.32	15.15	13.32	15.11
2428	NASDAQ	VSEC	Fri, Nov 21, 2008	13.03	13.65	12.35	13.18
2427	NASDAQ	VSEC	Thu, Nov 20, 2008	13.68	13.83	12.84	12.86
2426	NASDAQ	VSEC	Wed, Nov 19, 2008	14.56	14.88	13.79	13.79
2425	NASDAQ	VSEC	Tue, Nov 18, 2008	14.76	15.14	14.55	14.60
2424	NASDAQ	VSEC	Mon, Nov 17, 2008	14.17	15.00	14.04	14.99
2423	NASDAQ	VSEC	Fri, Nov 14, 2008	15.10	15.45	14.01	14.31
2422	NASDAQ	VSEC	Thu, Nov 13, 2008	15.13	15.30	13.94	15.30
2421	NASDAQ	VSEC	Wed, Nov 12, 2008	15.81	16.16	14.85	15.10
2420	NASDAQ	VSEC	Tue, Nov 11, 2008	15.81	16.43	15.27	15.98
2419	NASDAQ	VSEC	Mon, Nov 10, 2008	16.32	16.40	15.65	15.89
2418	NASDAQ	VSEC	Fri, Nov 7, 2008	15.09	15.84	15.09	15.55
2417	NASDAQ	VSEC	Thu, Nov 6, 2008	16.50	16.50	14.73	15.03
2416	NASDAQ	VSEC	Wed, Nov 5, 2008	17.36	17.63	16.63	16.63
2415	NASDAQ	VSEC	Tue, Nov 4, 2008	17.65	17.88	16.82	17.56
2414	NASDAQ	VSEC	Mon, Nov 3, 2008	16.68	17.75	16.52	17.62
2413	NASDAQ	VSEC	Fri, Oct 31, 2008	15.48	16.40	15.09	16.40
2412	NASDAQ	VSEC	Thu, Oct 30, 2008	15.00	15.60	14.82	15.46
2411	NASDAQ	VSEC	Wed, Oct 29, 2008	13.87	14.86	13.87	14.39
2410	NASDAQ	VSEC	Tue, Oct 28, 2008	13.02	13.75	13.02	13.75
2409	NASDAQ	VSEC	Mon, Oct 27, 2008	13.21	13.77	12.75	12.75
2408	NASDAQ	VSEC	Fri, Oct 24, 2008	13.07	13.76	12.75	13.30
2407	NASDAQ	VSEC	Thu, Oct 23, 2008	13.84	14.19	13.51	13.66
2406	NASDAQ	VSEC	Wed, Oct 22, 2008	14.83	15.28	13.55	13.74
2405	NASDAQ	VSEC	Tue, Oct 21, 2008	15.09	15.76	15.02	15.11
2404	NASDAQ	VSEC	Mon, Oct 20, 2008	14.79	15.74	14.79	15.64
2403	NASDAQ	VSEC	Fri, Oct 17, 2008	14.34	15.65	13.81	14.61
2402	NASDAQ	VSEC	Thu, Oct 16, 2008	13.76	14.65	13.75	14.64
2401	NASDAQ	VSEC	Wed, Oct 15, 2008	14.50	14.50	13.63	13.76
2400	NASDAQ	VSEC	Tue, Oct 14, 2008	15.48	15.48	13.89	14.73
2399	NASDAQ	VSEC	Mon, Oct 13, 2008	13.06	14.96	13.01	14.78
2398	NASDAQ	VSEC	Fri, Oct 10, 2008	12.19	13.05	11.50	12.68
2397	NASDAQ	VSEC	Thu, Oct 9, 2008	13.42	13.75	12.53	12.60
2396	NASDAQ	VSEC	Wed, Oct 8, 2008	13.54	14.05	13.01	13.27
2395	NASDAQ	VSEC	Tue, Oct 7, 2008	14.13	14.50	13.75	13.80
2394	NASDAQ	VSEC	Mon, Oct 6, 2008	14.86	14.86	13.11	13.90
2393	NASDAQ	VSEC	Fri, Oct 3, 2008	16.09	16.09	14.92	15.14
2392	NASDAQ	VSEC	Thu, Oct 2, 2008	16.85	16.85	15.43	15.91
2391	NASDAQ	VSEC	Wed, Oct 1, 2008	17.47	17.47	15.80	16.73
2390	NASDAQ	VSEC	Tue, Sep 30, 2008	15.12	17.48	15.12	16.87
2389	NASDAQ	VSEC	Mon, Sep 29, 2008	16.77	16.95	12.51	15.52
2388	NASDAQ	VSEC	Fri, Sep 26, 2008	16.78	17.40	16.75	17.31
2387	NASDAQ	VSEC	Thu, Sep 25, 2008	16.43	18.15	16.43	17.37
2386	NASDAQ	VSEC	Wed, Sep 24, 2008	16.37	16.73	16.00	16.48
2385	NASDAQ	VSEC	Tue, Sep 23, 2008	17.16	17.16	16.05	16.06
2384	NASDAQ	VSEC	Mon, Sep 22, 2008	16.74	18.38	16.33	17.21
2383	NASDAQ	VSEC	Fri, Sep 19, 2008	17.25	17.50	16.01	17.32
2382	NASDAQ	VSEC	Thu, Sep 18, 2008	16.02	16.97	15.95	16.97
2381	NASDAQ	VSEC	Wed, Sep 17, 2008	16.67	16.67	15.68	15.68
2380	NASDAQ	VSEC	Tue, Sep 16, 2008	16.46	16.95	16.01	16.95
2379	NASDAQ	VSEC	Mon, Sep 15, 2008	17.19	17.19	16.28	16.63
2378	NASDAQ	VSEC	Fri, Sep 12, 2008	18.33	18.33	17.43	17.49
2377	NASDAQ	VSEC	Thu, Sep 11, 2008	18.14	18.65	18.14	18.45
2376	NASDAQ	VSEC	Wed, Sep 10, 2008	17.67	18.31	17.43	18.22
2375	NASDAQ	VSEC	Tue, Sep 9, 2008	17.46	18.19	16.87	17.47
2374	NASDAQ	VSEC	Mon, Sep 8, 2008	17.02	17.70	16.48	17.43
2373	NASDAQ	VSEC	Fri, Sep 5, 2008	17.13	17.13	16.28	16.54
2372	NASDAQ	VSEC	Thu, Sep 4, 2008	17.37	17.37	16.76	16.97
2371	NASDAQ	VSEC	Wed, Sep 3, 2008	17.39	17.73	17.00	17.41
2370	NASDAQ	VSEC	Tue, Sep 2, 2008	18.50	18.50	17.29	17.37
2369	NASDAQ	VSEC	Fri, Aug 29, 2008	18.81	18.99	18.12	18.34
2368	NASDAQ	VSEC	Thu, Aug 28, 2008	18.70	19.06	18.64	18.93
2367	NASDAQ	VSEC	Wed, Aug 27, 2008	18.25	18.84	18.00	18.57
2366	NASDAQ	VSEC	Tue, Aug 26, 2008	18.12	18.30	17.55	18.30
2365	NASDAQ	VSEC	Mon, Aug 25, 2008	18.76	19.15	17.75	18.19
2364	NASDAQ	VSEC	Fri, Aug 22, 2008	18.70	18.84	17.75	18.79
2363	NASDAQ	VSEC	Thu, Aug 21, 2008	18.36	19.22	17.13	18.52
2362	NASDAQ	VSEC	Wed, Aug 20, 2008	18.66	19.06	18.29	18.39
2361	NASDAQ	VSEC	Tue, Aug 19, 2008	19.09	19.16	18.36	18.63
2360	NASDAQ	VSEC	Mon, Aug 18, 2008	19.04	19.63	19.01	19.24
2359	NASDAQ	VSEC	Fri, Aug 15, 2008	19.38	19.50	18.76	18.86
2358	NASDAQ	VSEC	Thu, Aug 14, 2008	18.84	19.16	18.06	19.15
2357	NASDAQ	VSEC	Wed, Aug 13, 2008	20.20	20.20	18.55	19.18
2356	NASDAQ	VSEC	Tue, Aug 12, 2008	20.37	20.39	19.94	20.20
2355	NASDAQ	VSEC	Mon, Aug 11, 2008	20.02	20.42	19.64	20.28
2354	NASDAQ	VSEC	Fri, Aug 8, 2008	20.03	20.50	19.31	20.08
2353	NASDAQ	VSEC	Thu, Aug 7, 2008	20.53	20.97	19.83	20.04
2352	NASDAQ	VSEC	Wed, Aug 6, 2008	21.34	21.34	20.00	20.53
2351	NASDAQ	VSEC	Tue, Aug 5, 2008	19.87	21.00	19.87	20.93
2350	NASDAQ	VSEC	Mon, Aug 4, 2008	20.66	21.50	19.51	19.84
2349	NASDAQ	VSEC	Fri, Aug 1, 2008	20.61	21.18	19.76	20.76
2348	NASDAQ	VSEC	Thu, Jul 31, 2008	21.11	21.11	19.02	19.61
2347	NASDAQ	VSEC	Wed, Jul 30, 2008	20.40	21.42	20.30	21.37
2346	NASDAQ	VSEC	Tue, Jul 29, 2008	19.51	20.30	19.50	20.15
2345	NASDAQ	VSEC	Mon, Jul 28, 2008	20.39	20.42	19.28	19.73
2344	NASDAQ	VSEC	Fri, Jul 25, 2008	18.63	20.04	18.63	20.04
2343	NASDAQ	VSEC	Thu, Jul 24, 2008	18.85	19.25	18.65	19.12
2342	NASDAQ	VSEC	Wed, Jul 23, 2008	18.50	18.87	17.91	18.65
2341	NASDAQ	VSEC	Tue, Jul 22, 2008	17.46	18.43	17.25	18.36
2340	NASDAQ	VSEC	Mon, Jul 21, 2008	16.55	17.41	16.48	17.23
2339	NASDAQ	VSEC	Fri, Jul 18, 2008	15.98	16.43	15.82	16.24
2338	NASDAQ	VSEC	Thu, Jul 17, 2008	15.05	16.30	15.00	15.87
2337	NASDAQ	VSEC	Wed, Jul 16, 2008	14.44	15.20	14.36	14.76
2336	NASDAQ	VSEC	Tue, Jul 15, 2008	14.44	14.63	13.90	14.29
2335	NASDAQ	VSEC	Mon, Jul 14, 2008	13.42	14.30	13.23	14.30
2334	NASDAQ	VSEC	Fri, Jul 11, 2008	12.85	13.24	12.61	13.15
2333	NASDAQ	VSEC	Thu, Jul 10, 2008	12.95	13.46	12.76	13.02
2332	NASDAQ	VSEC	Wed, Jul 9, 2008	13.14	13.50	12.92	13.02
2331	NASDAQ	VSEC	Tue, Jul 8, 2008	12.71	13.04	12.68	13.03
2330	NASDAQ	VSEC	Mon, Jul 7, 2008	12.51	12.85	12.51	12.59
2329	NASDAQ	VSEC	Thu, Jul 3, 2008	12.96	12.96	12.43	12.62
2328	NASDAQ	VSEC	Wed, Jul 2, 2008	12.84	13.35	12.75	12.75
2327	NASDAQ	VSEC	Tue, Jul 1, 2008	13.62	14.38	12.90	13.20
2326	NASDAQ	VSEC	Mon, Jun 30, 2008	14.34	14.58	13.75	13.75
2325	NASDAQ	VSEC	Fri, Jun 27, 2008	15.49	15.50	14.17	14.19
2324	NASDAQ	VSEC	Thu, Jun 26, 2008	15.26	15.44	14.95	15.29
2323	NASDAQ	VSEC	Wed, Jun 25, 2008	14.79	15.31	14.51	15.09
2322	NASDAQ	VSEC	Tue, Jun 24, 2008	14.67	14.79	14.15	14.76
2321	NASDAQ	VSEC	Mon, Jun 23, 2008	14.15	14.59	14.15	14.34
2320	NASDAQ	VSEC	Fri, Jun 20, 2008	14.07	14.27	13.95	14.15
2319	NASDAQ	VSEC	Thu, Jun 19, 2008	15.34	15.34	13.78	13.92
2318	NASDAQ	VSEC	Wed, Jun 18, 2008	15.34	15.38	15.10	15.13
2317	NASDAQ	VSEC	Tue, Jun 17, 2008	15.71	15.74	15.35	15.48
2316	NASDAQ	VSEC	Mon, Jun 16, 2008	15.50	15.66	15.13	15.45
2315	NASDAQ	VSEC	Fri, Jun 13, 2008	15.60	15.88	15.60	15.61
2314	NASDAQ	VSEC	Thu, Jun 12, 2008	15.34	15.89	15.10	15.54
2313	NASDAQ	VSEC	Wed, Jun 11, 2008	15.75	15.85	15.30	15.41
2312	NASDAQ	VSEC	Tue, Jun 10, 2008	16.14	16.14	15.55	15.67
2311	NASDAQ	VSEC	Mon, Jun 9, 2008	17.15	17.15	15.76	16.11
2310	NASDAQ	VSEC	Fri, Jun 6, 2008	16.95	17.24	16.84	16.84
2309	NASDAQ	VSEC	Thu, Jun 5, 2008	17.12	17.12	16.77	17.00
2308	NASDAQ	VSEC	Wed, Jun 4, 2008	17.25	17.25	16.61	16.88
2307	NASDAQ	VSEC	Tue, Jun 3, 2008	17.53	17.53	16.80	17.20
2306	NASDAQ	VSEC	Mon, Jun 2, 2008	16.95	17.38	16.77	17.18
2305	NASDAQ	VSEC	Fri, May 30, 2008	16.62	17.73	16.33	17.19
2304	NASDAQ	VSEC	Thu, May 29, 2008	15.87	16.65	15.87	16.41
2303	NASDAQ	VSEC	Wed, May 28, 2008	15.74	15.98	15.39	15.98
2302	NASDAQ	VSEC	Tue, May 27, 2008	15.90	16.00	15.86	15.88
2301	NASDAQ	VSEC	Fri, May 23, 2008	15.92	16.13	15.61	15.96
2300	NASDAQ	VSEC	Thu, May 22, 2008	15.81	16.30	15.77	15.92
2299	NASDAQ	VSEC	Wed, May 21, 2008	15.90	16.45	15.84	15.90
2298	NASDAQ	VSEC	Tue, May 20, 2008	16.11	16.21	15.93	16.06
2297	NASDAQ	VSEC	Mon, May 19, 2008	16.61	16.75	16.29	16.35
2296	NASDAQ	VSEC	Fri, May 16, 2008	16.48	16.95	16.48	16.61
2295	NASDAQ	VSEC	Thu, May 15, 2008	16.49	17.07	16.49	16.63
2294	NASDAQ	VSEC	Wed, May 14, 2008	16.68	16.99	16.68	16.75
2293	NASDAQ	VSEC	Tue, May 13, 2008	16.50	16.68	16.26	16.68
2292	NASDAQ	VSEC	Mon, May 12, 2008	15.67	16.44	15.67	16.40
2291	NASDAQ	VSEC	Fri, May 9, 2008	16.38	16.38	15.80	15.80
2290	NASDAQ	VSEC	Thu, May 8, 2008	16.36	16.36	15.54	16.29
2289	NASDAQ	VSEC	Wed, May 7, 2008	15.84	16.16	15.84	16.03
2288	NASDAQ	VSEC	Tue, May 6, 2008	15.88	16.13	15.60	16.00
2287	NASDAQ	VSEC	Mon, May 5, 2008	16.03	16.03	15.27	15.94
2286	NASDAQ	VSEC	Fri, May 2, 2008	16.26	16.36	15.90	16.05
2285	NASDAQ	VSEC	Thu, May 1, 2008	16.59	16.62	15.92	16.38
2284	NASDAQ	VSEC	Wed, Apr 30, 2008	16.52	16.83	16.50	16.72
2283	NASDAQ	VSEC	Tue, Apr 29, 2008	16.94	17.13	15.72	16.54
2282	NASDAQ	VSEC	Mon, Apr 28, 2008	16.40	16.94	16.10	16.59
2281	NASDAQ	VSEC	Fri, Apr 25, 2008	16.14	16.71	16.14	16.59
2280	NASDAQ	VSEC	Thu, Apr 24, 2008	16.68	16.89	16.05	16.89
2279	NASDAQ	VSEC	Wed, Apr 23, 2008	16.54	17.18	16.13	16.49
2278	NASDAQ	VSEC	Tue, Apr 22, 2008	17.15	17.15	16.51	16.65
2277	NASDAQ	VSEC	Mon, Apr 21, 2008	17.00	17.20	16.84	17.15
2276	NASDAQ	VSEC	Fri, Apr 18, 2008	17.00	17.00	16.51	16.82
2275	NASDAQ	VSEC	Thu, Apr 17, 2008	16.28	16.98	15.51	16.75
2274	NASDAQ	VSEC	Wed, Apr 16, 2008	16.10	16.63	15.76	16.47
2273	NASDAQ	VSEC	Tue, Apr 15, 2008	16.19	16.50	15.75	16.21
2272	NASDAQ	VSEC	Mon, Apr 14, 2008	15.95	16.19	15.22	16.19
2271	NASDAQ	VSEC	Fri, Apr 11, 2008	16.36	16.36	15.56	16.00
2270	NASDAQ	VSEC	Thu, Apr 10, 2008	16.64	16.83	16.06	16.36
2269	NASDAQ	VSEC	Wed, Apr 9, 2008	16.74	17.13	16.40	16.64
2268	NASDAQ	VSEC	Tue, Apr 8, 2008	16.67	16.95	16.00	16.65
2267	NASDAQ	VSEC	Mon, Apr 7, 2008	16.91	17.20	16.50	16.67
2266	NASDAQ	VSEC	Fri, Apr 4, 2008	16.29	16.94	16.29	16.79
2265	NASDAQ	VSEC	Thu, Apr 3, 2008	15.22	16.47	15.03	16.17
2264	NASDAQ	VSEC	Wed, Apr 2, 2008	14.51	15.30	14.45	15.25
2263	NASDAQ	VSEC	Tue, Apr 1, 2008	14.22	14.64	13.95	14.44
2262	NASDAQ	VSEC	Mon, Mar 31, 2008	14.23	14.35	14.08	14.12
2261	NASDAQ	VSEC	Fri, Mar 28, 2008	14.57	14.68	14.00	14.41
2260	NASDAQ	VSEC	Thu, Mar 27, 2008	14.78	14.89	14.55	14.55
2259	NASDAQ	VSEC	Wed, Mar 26, 2008	14.58	14.89	14.40	14.77
2258	NASDAQ	VSEC	Tue, Mar 25, 2008	14.10	14.62	14.00	14.52
2257	NASDAQ	VSEC	Mon, Mar 24, 2008	14.24	14.66	14.03	14.03
2256	NASDAQ	VSEC	Thu, Mar 20, 2008	14.10	14.50	13.75	14.28
2255	NASDAQ	VSEC	Wed, Mar 19, 2008	14.27	14.82	14.09	14.09
2254	NASDAQ	VSEC	Tue, Mar 18, 2008	13.98	14.66	13.98	14.24
2253	NASDAQ	VSEC	Mon, Mar 17, 2008	14.12	14.20	13.48	13.94
2252	NASDAQ	VSEC	Fri, Mar 14, 2008	14.44	14.99	14.02	14.29
2251	NASDAQ	VSEC	Thu, Mar 13, 2008	14.06	14.41	13.61	14.29
2250	NASDAQ	VSEC	Wed, Mar 12, 2008	14.49	14.67	14.18	14.19
2249	NASDAQ	VSEC	Tue, Mar 11, 2008	14.26	14.60	13.50	14.37
2248	NASDAQ	VSEC	Mon, Mar 10, 2008	14.56	15.31	13.98	14.03
2247	NASDAQ	VSEC	Fri, Mar 7, 2008	14.87	15.32	14.44	14.56
2246	NASDAQ	VSEC	Thu, Mar 6, 2008	15.43	15.99	14.55	14.92
2245	NASDAQ	VSEC	Wed, Mar 5, 2008	14.69	15.75	14.69	15.50
2244	NASDAQ	VSEC	Tue, Mar 4, 2008	15.25	15.60	14.58	15.43
2243	NASDAQ	VSEC	Mon, Mar 3, 2008	15.91	16.16	15.18	15.31
2242	NASDAQ	VSEC	Fri, Feb 29, 2008	15.75	16.00	15.45	15.88
2241	NASDAQ	VSEC	Thu, Feb 28, 2008	16.18	16.18	15.69	15.90
2240	NASDAQ	VSEC	Wed, Feb 27, 2008	15.91	16.43	15.84	16.19
2239	NASDAQ	VSEC	Tue, Feb 26, 2008	16.06	16.50	15.75	15.97
2238	NASDAQ	VSEC	Mon, Feb 25, 2008	15.32	16.33	15.01	16.10
2237	NASDAQ	VSEC	Fri, Feb 22, 2008	13.96	15.32	13.96	15.32
2236	NASDAQ	VSEC	Thu, Feb 21, 2008	12.08	14.84	12.08	13.75
2235	NASDAQ	VSEC	Wed, Feb 20, 2008	12.07	12.27	12.07	12.18
2234	NASDAQ	VSEC	Tue, Feb 19, 2008	12.25	12.55	12.25	12.35
2233	NASDAQ	VSEC	Fri, Feb 15, 2008	12.27	12.36	12.16	12.16
2232	NASDAQ	VSEC	Thu, Feb 14, 2008	12.36	13.06	12.35	12.35
2231	NASDAQ	VSEC	Wed, Feb 13, 2008	12.50	12.86	12.02	12.29
2230	NASDAQ	VSEC	Tue, Feb 12, 2008	12.31	12.62	12.17	12.31
2229	NASDAQ	VSEC	Mon, Feb 11, 2008	12.06	12.40	11.94	12.17
2228	NASDAQ	VSEC	Fri, Feb 8, 2008	11.55	12.16	11.55	12.03
2227	NASDAQ	VSEC	Thu, Feb 7, 2008	11.72	12.21	11.36	11.55
2226	NASDAQ	VSEC	Wed, Feb 6, 2008	12.45	12.61	11.73	11.82
2225	NASDAQ	VSEC	Tue, Feb 5, 2008	13.13	13.21	12.41	12.42
2224	NASDAQ	VSEC	Mon, Feb 4, 2008	13.39	13.80	12.99	13.26
2223	NASDAQ	VSEC	Fri, Feb 1, 2008	13.92	14.20	13.92	14.07
2222	NASDAQ	VSEC	Thu, Jan 31, 2008	13.30	13.99	13.30	13.84
2221	NASDAQ	VSEC	Wed, Jan 30, 2008	13.64	14.25	13.41	13.52
2220	NASDAQ	VSEC	Tue, Jan 29, 2008	14.56	14.74	13.80	13.89
2219	NASDAQ	VSEC	Mon, Jan 28, 2008	14.14	14.76	13.75	14.56
2218	NASDAQ	VSEC	Fri, Jan 25, 2008	14.85	15.33	14.35	14.47
2217	NASDAQ	VSEC	Thu, Jan 24, 2008	15.12	15.73	14.50	14.88
2216	NASDAQ	VSEC	Wed, Jan 23, 2008	15.06	15.95	14.37	14.98
2215	NASDAQ	VSEC	Tue, Jan 22, 2008	14.66	15.73	13.75	15.37
2214	NASDAQ	VSEC	Fri, Jan 18, 2008	17.11	17.11	15.72	16.10
2213	NASDAQ	VSEC	Thu, Jan 17, 2008	16.66	17.10	16.43	16.84
2212	NASDAQ	VSEC	Wed, Jan 16, 2008	17.03	17.38	16.50	16.63
2211	NASDAQ	VSEC	Tue, Jan 15, 2008	17.50	17.99	17.00	17.23
2210	NASDAQ	VSEC	Mon, Jan 14, 2008	18.69	18.69	17.58	17.72
2209	NASDAQ	VSEC	Fri, Jan 11, 2008	18.74	19.61	18.59	18.78
2208	NASDAQ	VSEC	Thu, Jan 10, 2008	18.97	19.30	18.51	18.83
2207	NASDAQ	VSEC	Wed, Jan 9, 2008	20.10	20.73	18.54	19.10
2206	NASDAQ	VSEC	Tue, Jan 8, 2008	20.00	20.94	20.00	20.11
2205	NASDAQ	VSEC	Mon, Jan 7, 2008	21.36	21.75	19.15	20.00
2204	NASDAQ	VSEC	Fri, Jan 4, 2008	22.92	23.15	21.38	21.65
2203	NASDAQ	VSEC	Thu, Jan 3, 2008	23.73	24.03	23.08	23.33
2202	NASDAQ	VSEC	Wed, Jan 2, 2008	24.31	24.84	23.68	23.96
2201	NASDAQ	VSEC	Mon, Dec 31, 2007	24.56	24.95	24.01	24.42
2200	NASDAQ	VSEC	Fri, Dec 28, 2007	24.83	25.08	24.69	24.76
2199	NASDAQ	VSEC	Thu, Dec 27, 2007	25.69	25.69	24.86	25.06
2198	NASDAQ	VSEC	Wed, Dec 26, 2007	25.04	25.87	24.83	25.87
2197	NASDAQ	VSEC	Mon, Dec 24, 2007	25.69	25.98	25.36	25.51
2196	NASDAQ	VSEC	Fri, Dec 21, 2007	25.29	25.45	24.86	25.36
2195	NASDAQ	VSEC	Thu, Dec 20, 2007	25.23	25.61	23.55	25.00
2194	NASDAQ	VSEC	Wed, Dec 19, 2007	23.69	25.23	23.29	25.23
2193	NASDAQ	VSEC	Tue, Dec 18, 2007	23.72	24.20	22.77	23.85
2192	NASDAQ	VSEC	Mon, Dec 17, 2007	25.04	25.72	23.66	23.86
2191	NASDAQ	VSEC	Fri, Dec 14, 2007	25.49	26.05	25.42	25.60
2190	NASDAQ	VSEC	Thu, Dec 13, 2007	25.41	26.31	25.27	26.00
2189	NASDAQ	VSEC	Wed, Dec 12, 2007	25.98	27.07	25.56	25.95
2188	NASDAQ	VSEC	Tue, Dec 11, 2007	26.88	27.08	25.46	25.75
2187	NASDAQ	VSEC	Mon, Dec 10, 2007	25.17	26.80	25.17	26.80
2186	NASDAQ	VSEC	Fri, Dec 7, 2007	24.70	25.20	24.68	25.16
2185	NASDAQ	VSEC	Thu, Dec 6, 2007	24.97	25.50	24.00	24.93
2184	NASDAQ	VSEC	Wed, Dec 5, 2007	26.00	26.04	25.13	25.32
2183	NASDAQ	VSEC	Tue, Dec 4, 2007	25.50	26.22	25.49	26.10
2182	NASDAQ	VSEC	Mon, Dec 3, 2007	26.18	26.18	25.45	25.99
2181	NASDAQ	VSEC	Fri, Nov 30, 2007	26.11	26.77	25.80	25.81
2180	NASDAQ	VSEC	Thu, Nov 29, 2007	25.09	26.09	25.09	26.00
2179	NASDAQ	VSEC	Wed, Nov 28, 2007	24.75	25.56	24.68	25.56
2178	NASDAQ	VSEC	Tue, Nov 27, 2007	24.35	24.68	23.78	24.68
2177	NASDAQ	VSEC	Mon, Nov 26, 2007	25.24	25.72	23.94	24.25
2176	NASDAQ	VSEC	Fri, Nov 23, 2007	25.55	25.55	24.95	25.24
2175	NASDAQ	VSEC	Wed, Nov 21, 2007	25.08	25.74	24.96	25.48
2174	NASDAQ	VSEC	Tue, Nov 20, 2007	26.98	27.38	25.60	26.02
2173	NASDAQ	VSEC	Mon, Nov 19, 2007	26.30	27.50	26.30	27.01
2172	NASDAQ	VSEC	Fri, Nov 16, 2007	27.07	27.45	26.46	26.95
2171	NASDAQ	VSEC	Thu, Nov 15, 2007	26.46	27.47	26.18	26.88
2170	NASDAQ	VSEC	Wed, Nov 14, 2007	24.82	27.48	24.77	27.00
2169	NASDAQ	VSEC	Tue, Nov 13, 2007	27.92	28.57	26.51	27.67
2168	NASDAQ	VSEC	Mon, Nov 12, 2007	27.02	28.68	26.04	28.07
2167	NASDAQ	VSEC	Fri, Nov 9, 2007	26.75	28.12	26.23	27.02
2166	NASDAQ	VSEC	Thu, Nov 8, 2007	28.44	28.50	27.36	27.73
2165	NASDAQ	VSEC	Wed, Nov 7, 2007	27.78	29.09	27.71	28.68
2164	NASDAQ	VSEC	Tue, Nov 6, 2007	28.63	28.99	28.10	28.48
2163	NASDAQ	VSEC	Mon, Nov 5, 2007	27.77	29.06	27.75	28.61
2162	NASDAQ	VSEC	Fri, Nov 2, 2007	28.75	28.75	27.25	27.97
2161	NASDAQ	VSEC	Thu, Nov 1, 2007	30.00	30.00	28.75	28.94
2160	NASDAQ	VSEC	Wed, Oct 31, 2007	28.75	30.24	28.75	29.65
2159	NASDAQ	VSEC	Tue, Oct 30, 2007	30.09	30.09	28.75	28.92
2158	NASDAQ	VSEC	Mon, Oct 29, 2007	28.89	29.54	28.78	29.25
2157	NASDAQ	VSEC	Fri, Oct 26, 2007	28.88	29.45	27.53	28.75
2156	NASDAQ	VSEC	Thu, Oct 25, 2007	28.77	29.25	28.74	28.79
2155	NASDAQ	VSEC	Wed, Oct 24, 2007	27.44	29.10	27.40	28.91
2154	NASDAQ	VSEC	Tue, Oct 23, 2007	27.44	29.03	27.44	28.21
2153	NASDAQ	VSEC	Mon, Oct 22, 2007	27.04	28.29	25.68	27.68
2152	NASDAQ	VSEC	Fri, Oct 19, 2007	30.85	31.50	29.22	29.93
2151	NASDAQ	VSEC	Thu, Oct 18, 2007	29.81	30.70	29.81	30.70
2150	NASDAQ	VSEC	Wed, Oct 17, 2007	30.26	30.75	29.85	30.40
2149	NASDAQ	VSEC	Tue, Oct 16, 2007	30.91	30.91	29.56	29.96
2148	NASDAQ	VSEC	Mon, Oct 15, 2007	30.37	31.05	30.06	30.84
2147	NASDAQ	VSEC	Fri, Oct 12, 2007	28.28	29.82	27.75	29.59
2146	NASDAQ	VSEC	Thu, Oct 11, 2007	30.55	31.49	27.58	28.54
2145	NASDAQ	VSEC	Wed, Oct 10, 2007	28.99	30.90	28.99	29.95
2144	NASDAQ	VSEC	Tue, Oct 9, 2007	25.95	28.70	25.95	28.47
2143	NASDAQ	VSEC	Mon, Oct 8, 2007	23.61	25.63	23.41	25.52
2142	NASDAQ	VSEC	Fri, Oct 5, 2007	23.87	24.00	23.07	23.77
2141	NASDAQ	VSEC	Thu, Oct 4, 2007	23.73	24.00	23.28	23.78
2140	NASDAQ	VSEC	Wed, Oct 3, 2007	23.50	23.99	23.05	23.83
2139	NASDAQ	VSEC	Tue, Oct 2, 2007	24.32	24.65	23.58	23.64
2138	NASDAQ	VSEC	Mon, Oct 1, 2007	23.84	24.87	23.05	24.67
2137	NASDAQ	VSEC	Fri, Sep 28, 2007	24.02	24.17	23.08	23.64
2136	NASDAQ	VSEC	Thu, Sep 27, 2007	24.99	24.99	24.05	24.34
2135	NASDAQ	VSEC	Wed, Sep 26, 2007	25.15	25.15	24.32	24.94
2134	NASDAQ	VSEC	Tue, Sep 25, 2007	25.48	25.48	24.27	25.13
2133	NASDAQ	VSEC	Mon, Sep 24, 2007	24.75	25.72	24.49	25.25
2132	NASDAQ	VSEC	Fri, Sep 21, 2007	23.52	24.89	23.52	24.32
2131	NASDAQ	VSEC	Thu, Sep 20, 2007	22.80	24.15	22.80	24.15
2130	NASDAQ	VSEC	Wed, Sep 19, 2007	22.95	23.10	21.50	22.79
2129	NASDAQ	VSEC	Tue, Sep 18, 2007	21.20	22.65	20.88	22.65
2128	NASDAQ	VSEC	Mon, Sep 17, 2007	22.05	22.19	20.88	21.50
2127	NASDAQ	VSEC	Fri, Sep 14, 2007	22.02	22.50	21.58	22.29
2126	NASDAQ	VSEC	Thu, Sep 13, 2007	22.65	22.80	22.25	22.54
2125	NASDAQ	VSEC	Wed, Sep 12, 2007	22.00	22.72	21.98	22.50
2124	NASDAQ	VSEC	Tue, Sep 11, 2007	20.97	22.21	20.85	22.00
2123	NASDAQ	VSEC	Mon, Sep 10, 2007	20.50	21.63	20.01	21.20
2122	NASDAQ	VSEC	Fri, Sep 7, 2007	21.28	21.51	20.62	20.68
2121	NASDAQ	VSEC	Thu, Sep 6, 2007	22.00	22.13	21.06	21.88
2120	NASDAQ	VSEC	Wed, Sep 5, 2007	20.85	22.00	20.50	21.95
2119	NASDAQ	VSEC	Tue, Sep 4, 2007	21.14	21.40	19.73	21.34
2118	NASDAQ	VSEC	Fri, Aug 31, 2007	21.50	21.74	21.10	21.72
2117	NASDAQ	VSEC	Thu, Aug 30, 2007	20.66	21.50	20.66	21.22
2116	NASDAQ	VSEC	Wed, Aug 29, 2007	20.31	21.35	20.29	21.21
2115	NASDAQ	VSEC	Tue, Aug 28, 2007	21.98	21.98	20.58	20.81
2114	NASDAQ	VSEC	Mon, Aug 27, 2007	21.86	22.18	21.65	21.83
2113	NASDAQ	VSEC	Fri, Aug 24, 2007	21.99	22.13	21.75	21.86
2112	NASDAQ	VSEC	Thu, Aug 23, 2007	22.23	22.32	21.63	21.97
2111	NASDAQ	VSEC	Wed, Aug 22, 2007	20.53	21.88	20.50	21.41
2110	NASDAQ	VSEC	Tue, Aug 21, 2007	19.09	20.72	18.21	20.25
2109	NASDAQ	VSEC	Mon, Aug 20, 2007	17.77	19.84	17.75	19.47
2108	NASDAQ	VSEC	Fri, Aug 17, 2007	18.50	19.15	17.26	17.63
2107	NASDAQ	VSEC	Thu, Aug 16, 2007	18.02	18.43	16.74	18.43
2106	NASDAQ	VSEC	Wed, Aug 15, 2007	19.38	19.38	18.31	18.46
2105	NASDAQ	VSEC	Tue, Aug 14, 2007	20.04	20.13	19.28	19.40
2104	NASDAQ	VSEC	Mon, Aug 13, 2007	19.25	20.76	19.25	20.42
2103	NASDAQ	VSEC	Fri, Aug 10, 2007	18.14	19.06	17.35	18.76
2102	NASDAQ	VSEC	Thu, Aug 9, 2007	23.28	23.28	19.03	19.10
2101	NASDAQ	VSEC	Wed, Aug 8, 2007	25.33	25.33	23.72	24.00
2100	NASDAQ	VSEC	Tue, Aug 7, 2007	24.56	25.28	24.53	25.05
2099	NASDAQ	VSEC	Mon, Aug 6, 2007	25.25	25.98	24.30	24.97
2098	NASDAQ	VSEC	Fri, Aug 3, 2007	26.60	26.61	24.79	25.24
2097	NASDAQ	VSEC	Thu, Aug 2, 2007	25.75	26.74	25.71	26.60
2096	NASDAQ	VSEC	Wed, Aug 1, 2007	25.00	25.72	24.96	25.50
2095	NASDAQ	VSEC	Tue, Jul 31, 2007	24.88	25.85	24.11	24.58
2094	NASDAQ	VSEC	Mon, Jul 30, 2007	27.56	27.56	24.06	24.64
2093	NASDAQ	VSEC	Fri, Jul 27, 2007	27.56	28.39	27.33	28.00
2092	NASDAQ	VSEC	Thu, Jul 26, 2007	26.98	27.49	26.18	27.30
2091	NASDAQ	VSEC	Wed, Jul 25, 2007	26.25	27.89	26.09	26.77
2090	NASDAQ	VSEC	Tue, Jul 24, 2007	26.58	27.50	25.75	26.03
2089	NASDAQ	VSEC	Mon, Jul 23, 2007	24.91	26.25	24.57	26.12
2088	NASDAQ	VSEC	Fri, Jul 20, 2007	24.28	24.91	24.24	24.91
2087	NASDAQ	VSEC	Thu, Jul 19, 2007	24.25	24.48	23.89	24.27
2086	NASDAQ	VSEC	Wed, Jul 18, 2007	23.65	24.17	23.43	24.17
2085	NASDAQ	VSEC	Tue, Jul 17, 2007	23.60	24.15	23.18	23.88
2084	NASDAQ	VSEC	Mon, Jul 16, 2007	24.00	24.24	23.47	23.60
2083	NASDAQ	VSEC	Fri, Jul 13, 2007	24.18	24.30	22.93	23.79
2082	NASDAQ	VSEC	Thu, Jul 12, 2007	23.73	24.32	23.38	24.07
2081	NASDAQ	VSEC	Wed, Jul 11, 2007	22.50	23.50	22.40	23.50
2080	NASDAQ	VSEC	Tue, Jul 10, 2007	21.48	22.50	21.18	22.40
2079	NASDAQ	VSEC	Mon, Jul 9, 2007	21.50	22.00	20.91	21.50
2078	NASDAQ	VSEC	Fri, Jul 6, 2007	19.61	21.44	19.56	21.37
2077	NASDAQ	VSEC	Thu, Jul 5, 2007	20.61	20.61	18.95	19.46
2076	NASDAQ	VSEC	Tue, Jul 3, 2007	20.45	20.80	19.14	19.33
2075	NASDAQ	VSEC	Mon, Jul 2, 2007	18.39	20.13	18.39	20.11
2074	NASDAQ	VSEC	Fri, Jun 29, 2007	17.25	18.47	16.84	18.39
2073	NASDAQ	VSEC	Thu, Jun 28, 2007	18.26	18.28	17.33	17.63
2072	NASDAQ	VSEC	Wed, Jun 27, 2007	9.05	9.16	8.62	9.00
2071	NASDAQ	VSEC	Tue, Jun 26, 2007	9.31	9.49	9.01	9.15
2070	NASDAQ	VSEC	Mon, Jun 25, 2007	9.69	9.77	9.31	9.37
2069	NASDAQ	VSEC	Fri, Jun 22, 2007	9.38	9.72	9.38	9.68
2068	NASDAQ	VSEC	Thu, Jun 21, 2007	9.75	9.75	9.49	9.53
2067	NASDAQ	VSEC	Wed, Jun 20, 2007	9.58	9.73	9.52	9.73
2066	NASDAQ	VSEC	Tue, Jun 19, 2007	9.56	9.67	9.52	9.58
2065	NASDAQ	VSEC	Mon, Jun 18, 2007	9.41	9.52	9.29	9.50
2064	NASDAQ	VSEC	Fri, Jun 15, 2007	9.36	9.54	8.89	9.19
2063	NASDAQ	VSEC	Thu, Jun 14, 2007	9.24	9.34	8.88	9.27
2062	NASDAQ	VSEC	Wed, Jun 13, 2007	9.21	9.23	9.11	9.23
2061	NASDAQ	VSEC	Tue, Jun 12, 2007	9.05	9.14	8.78	9.11
2060	NASDAQ	VSEC	Mon, Jun 11, 2007	9.00	9.04	8.86	9.04
2059	NASDAQ	VSEC	Fri, Jun 8, 2007	8.78	8.98	8.78	8.93
2058	NASDAQ	VSEC	Thu, Jun 7, 2007	9.01	9.01	8.86	8.89
2057	NASDAQ	VSEC	Wed, Jun 6, 2007	8.88	9.03	8.76	8.99
2056	NASDAQ	VSEC	Tue, Jun 5, 2007	8.75	8.89	8.63	8.86
2055	NASDAQ	VSEC	Mon, Jun 4, 2007	8.75	8.78	8.53	8.64
2054	NASDAQ	VSEC	Fri, Jun 1, 2007	8.50	8.50	8.38	8.41
2053	NASDAQ	VSEC	Thu, May 31, 2007	8.37	8.50	8.09	8.42
2052	NASDAQ	VSEC	Wed, May 30, 2007	7.94	8.24	7.75	8.07
2051	NASDAQ	VSEC	Tue, May 29, 2007	7.48	7.98	7.39	7.94
2050	NASDAQ	VSEC	Fri, May 25, 2007	7.38	7.38	7.13	7.29
2049	NASDAQ	VSEC	Thu, May 24, 2007	7.56	7.56	7.25	7.25
2048	NASDAQ	VSEC	Wed, May 23, 2007	7.45	7.53	7.45	7.52
2047	NASDAQ	VSEC	Tue, May 22, 2007	6.81	7.50	6.80	7.44
2046	NASDAQ	VSEC	Mon, May 21, 2007	6.90	7.18	6.81	7.18
2045	NASDAQ	VSEC	Fri, May 18, 2007	6.91	6.91	6.73	6.82
2044	NASDAQ	VSEC	Thu, May 17, 2007	7.11	7.11	6.91	6.91
2043	NASDAQ	VSEC	Wed, May 16, 2007	7.13	7.19	7.03	7.09
2042	NASDAQ	VSEC	Tue, May 15, 2007	6.91	7.11	6.88	7.11
2041	NASDAQ	VSEC	Mon, May 14, 2007	6.74	6.89	6.65	6.89
2040	NASDAQ	VSEC	Fri, May 11, 2007	6.13	6.70	6.08	6.70
2039	NASDAQ	VSEC	Thu, May 10, 2007	6.31	6.44	6.23	6.41
2038	NASDAQ	VSEC	Wed, May 9, 2007	6.67	6.68	6.23	6.25
2037	NASDAQ	VSEC	Tue, May 8, 2007	6.75	6.80	6.63	6.66
2036	NASDAQ	VSEC	Mon, May 7, 2007	6.90	6.96	6.83	6.83
2035	NASDAQ	VSEC	Fri, May 4, 2007	6.88	6.90	6.77	6.86
2034	NASDAQ	VSEC	Thu, May 3, 2007	6.80	6.88	6.67	6.79
2033	NASDAQ	VSEC	Wed, May 2, 2007	6.31	6.79	6.25	6.65
2032	NASDAQ	VSEC	Tue, May 1, 2007	6.13	6.31	6.06	6.21
2031	NASDAQ	VSEC	Mon, Apr 30, 2007	6.28	6.61	6.13	6.17
2030	NASDAQ	VSEC	Fri, Apr 27, 2007	5.72	6.78	5.72	6.19
2029	NASDAQ	VSEC	Thu, Apr 26, 2007	5.75	5.75	5.73	5.73
2028	NASDAQ	VSEC	Wed, Apr 25, 2007	5.79	5.79	5.75	5.75
2027	NASDAQ	VSEC	Tue, Apr 24, 2007	5.75	5.75	5.73	5.73
2026	NASDAQ	VSEC	Mon, Apr 23, 2007	5.79	5.79	5.72	5.75
2025	NASDAQ	VSEC	Fri, Apr 20, 2007	5.79	5.79	5.73	5.73
2024	NASDAQ	VSEC	Thu, Apr 19, 2007	5.76	5.76	5.72	5.72
2023	NASDAQ	VSEC	Wed, Apr 18, 2007	5.66	5.80	5.66	5.71
2022	NASDAQ	VSEC	Tue, Apr 17, 2007	5.63	5.69	5.63	5.69
2021	NASDAQ	VSEC	Mon, Apr 16, 2007	5.46	5.65	5.44	5.65
2020	NASDAQ	VSEC	Fri, Apr 13, 2007	5.46	5.46	5.46	5.46
2019	NASDAQ	VSEC	Thu, Apr 12, 2007	5.32	5.41	5.32	5.41
2018	NASDAQ	VSEC	Wed, Apr 11, 2007	5.30	5.35	5.29	5.35
2017	NASDAQ	VSEC	Tue, Apr 10, 2007	5.35	5.35	5.30	5.30
2016	NASDAQ	VSEC	Mon, Apr 9, 2007	5.33	5.35	5.33	5.35
2015	NASDAQ	VSEC	Thu, Apr 5, 2007	5.28	5.35	5.23	5.34
2014	NASDAQ	VSEC	Wed, Apr 4, 2007	5.25	5.33	5.25	5.28
2013	NASDAQ	VSEC	Tue, Apr 3, 2007	5.31	5.34	5.22	5.34
2012	NASDAQ	VSEC	Mon, Apr 2, 2007	5.21	5.26	5.01	5.21
2011	NASDAQ	VSEC	Fri, Mar 30, 2007	5.15	5.16	5.12	5.15
2010	NASDAQ	VSEC	Thu, Mar 29, 2007	5.15	5.15	5.11	5.14
2009	NASDAQ	VSEC	Tue, Mar 27, 2007	5.12	5.15	5.11	5.15
2008	NASDAQ	VSEC	Mon, Mar 26, 2007	5.15	5.20	5.11	5.13
2007	NASDAQ	VSEC	Thu, Mar 22, 2007	5.20	5.21	5.20	5.21
2006	NASDAQ	VSEC	Wed, Mar 21, 2007	5.25	5.25	5.25	5.25
2005	NASDAQ	VSEC	Tue, Mar 20, 2007	5.30	5.45	5.30	5.31
2004	NASDAQ	VSEC	Mon, Mar 19, 2007	5.28	5.32	5.26	5.29
2003	NASDAQ	VSEC	Fri, Mar 16, 2007	5.19	5.19	5.19	5.19
2002	NASDAQ	VSEC	Thu, Mar 15, 2007	5.04	5.17	5.04	5.15
2001	NASDAQ	VSEC	Wed, Mar 14, 2007	5.19	5.24	5.13	5.18
2000	NASDAQ	VSEC	Tue, Mar 13, 2007	5.25	5.31	5.21	5.25
1999	NASDAQ	VSEC	Mon, Mar 12, 2007	5.25	5.30	5.25	5.30
1998	NASDAQ	VSEC	Fri, Mar 9, 2007	5.25	5.31	5.23	5.25
1997	NASDAQ	VSEC	Thu, Mar 8, 2007	5.25	5.28	5.25	5.25
1996	NASDAQ	VSEC	Wed, Mar 7, 2007	5.11	5.21	5.04	5.21
1995	NASDAQ	VSEC	Tue, Mar 6, 2007	5.02	5.09	4.99	5.09
1994	NASDAQ	VSEC	Mon, Mar 5, 2007	5.13	5.13	4.95	5.06
1993	NASDAQ	VSEC	Fri, Mar 2, 2007	4.90	5.27	4.90	5.18
1992	NASDAQ	VSEC	Thu, Mar 1, 2007	5.25	5.25	5.18	5.25
1991	NASDAQ	VSEC	Wed, Feb 28, 2007	5.27	5.27	5.13	5.25
1990	NASDAQ	VSEC	Tue, Feb 27, 2007	5.36	5.42	5.13	5.28
1989	NASDAQ	VSEC	Mon, Feb 26, 2007	5.47	5.59	5.36	5.49
1988	NASDAQ	VSEC	Fri, Feb 23, 2007	5.56	5.61	5.36	5.45
1987	NASDAQ	VSEC	Thu, Feb 22, 2007	5.69	5.85	5.27	5.63
1986	NASDAQ	VSEC	Wed, Feb 21, 2007	4.99	5.06	4.99	5.01
1985	NASDAQ	VSEC	Tue, Feb 20, 2007	5.10	5.10	5.00	5.03
1984	NASDAQ	VSEC	Fri, Feb 16, 2007	5.09	5.09	5.09	5.09
1983	NASDAQ	VSEC	Thu, Feb 15, 2007	5.08	5.13	5.08	5.13
1982	NASDAQ	VSEC	Wed, Feb 14, 2007	5.08	5.08	5.05	5.08
1981	NASDAQ	VSEC	Tue, Feb 13, 2007	5.01	5.05	5.00	5.05
1980	NASDAQ	VSEC	Mon, Feb 12, 2007	4.95	5.01	4.95	5.00
1979	NASDAQ	VSEC	Fri, Feb 9, 2007	5.00	5.00	5.00	5.00
1978	NASDAQ	VSEC	Thu, Feb 8, 2007	5.11	5.11	5.01	5.01
1977	NASDAQ	VSEC	Wed, Feb 7, 2007	4.96	5.11	4.96	5.01
1976	NASDAQ	VSEC	Tue, Feb 6, 2007	4.94	5.04	4.94	5.01
1975	NASDAQ	VSEC	Mon, Feb 5, 2007	5.00	5.04	5.00	5.04
1974	NASDAQ	VSEC	Fri, Feb 2, 2007	5.01	5.01	4.99	5.00
1973	NASDAQ	VSEC	Thu, Feb 1, 2007	4.92	4.97	4.92	4.97
1972	NASDAQ	VSEC	Wed, Jan 31, 2007	4.91	4.96	4.91	4.96
1971	NASDAQ	VSEC	Tue, Jan 30, 2007	4.86	4.91	4.82	4.91
1970	NASDAQ	VSEC	Mon, Jan 29, 2007	4.83	4.91	4.83	4.87
1969	NASDAQ	VSEC	Fri, Jan 26, 2007	5.04	5.04	4.83	4.88
1968	NASDAQ	VSEC	Thu, Jan 25, 2007	5.00	5.05	4.94	5.00
1967	NASDAQ	VSEC	Wed, Jan 24, 2007	4.98	4.98	4.80	4.97
1966	NASDAQ	VSEC	Tue, Jan 23, 2007	4.74	4.86	4.70	4.84
1965	NASDAQ	VSEC	Mon, Jan 22, 2007	4.73	4.74	4.63	4.74
1964	NASDAQ	VSEC	Fri, Jan 19, 2007	4.74	4.74	4.47	4.67
1963	NASDAQ	VSEC	Thu, Jan 18, 2007	4.58	4.65	4.55	4.58
1962	NASDAQ	VSEC	Wed, Jan 17, 2007	4.73	4.73	4.60	4.60
1961	NASDAQ	VSEC	Tue, Jan 16, 2007	4.75	4.75	4.64	4.64
1960	NASDAQ	VSEC	Fri, Jan 12, 2007	4.61	4.72	4.61	4.69
1959	NASDAQ	VSEC	Thu, Jan 11, 2007	4.67	4.69	4.50	4.58
1958	NASDAQ	VSEC	Wed, Jan 10, 2007	4.49	4.56	4.43	4.56
1957	NASDAQ	VSEC	Tue, Jan 9, 2007	4.38	4.50	4.38	4.38
1956	NASDAQ	VSEC	Mon, Jan 8, 2007	4.38	4.39	4.32	4.37
1955	NASDAQ	VSEC	Fri, Jan 5, 2007	4.37	4.49	4.25	4.38
1954	NASDAQ	VSEC	Thu, Jan 4, 2007	4.25	4.34	4.21	4.32
1953	NASDAQ	VSEC	Wed, Jan 3, 2007	4.36	4.36	4.16	4.21
1952	NASDAQ	VSEC	Fri, Dec 29, 2006	4.15	4.24	4.15	4.24
1951	NASDAQ	VSEC	Thu, Dec 28, 2006	4.14	4.14	4.14	4.14
1950	NASDAQ	VSEC	Wed, Dec 27, 2006	4.12	4.18	4.12	4.16
1949	NASDAQ	VSEC	Tue, Dec 26, 2006	4.14	4.16	4.14	4.16
1948	NASDAQ	VSEC	Fri, Dec 22, 2006	4.13	4.21	4.06	4.19
1947	NASDAQ	VSEC	Thu, Dec 21, 2006	4.25	4.25	4.25	4.25
1946	NASDAQ	VSEC	Wed, Dec 20, 2006	4.24	4.25	4.18	4.20
1945	NASDAQ	VSEC	Tue, Dec 19, 2006	4.24	4.24	4.11	4.11
1944	NASDAQ	VSEC	Mon, Dec 18, 2006	4.25	4.28	4.19	4.24
1943	NASDAQ	VSEC	Fri, Dec 15, 2006	4.19	4.19	4.08	4.19
1942	NASDAQ	VSEC	Thu, Dec 14, 2006	4.21	4.35	4.17	4.23
1941	NASDAQ	VSEC	Wed, Dec 13, 2006	4.35	4.47	4.22	4.24
1940	NASDAQ	VSEC	Tue, Dec 12, 2006	4.31	4.34	4.20	4.28
1939	NASDAQ	VSEC	Mon, Dec 11, 2006	4.32	4.32	4.32	4.32
1938	NASDAQ	VSEC	Fri, Dec 8, 2006	4.37	4.38	4.37	4.37
1937	NASDAQ	VSEC	Thu, Dec 7, 2006	4.54	4.54	4.38	4.38
1936	NASDAQ	VSEC	Wed, Dec 6, 2006	4.54	4.54	4.40	4.44
1935	NASDAQ	VSEC	Tue, Dec 5, 2006	4.53	4.62	4.50	4.50
1934	NASDAQ	VSEC	Mon, Dec 4, 2006	4.37	4.53	4.37	4.53
1933	NASDAQ	VSEC	Fri, Dec 1, 2006	4.33	4.35	4.33	4.35
1932	NASDAQ	VSEC	Thu, Nov 30, 2006	4.33	4.33	4.33	4.33
1931	NASDAQ	VSEC	Wed, Nov 29, 2006	4.25	4.31	4.25	4.31
1930	NASDAQ	VSEC	Tue, Nov 28, 2006	4.18	4.31	4.18	4.31
1929	NASDAQ	VSEC	Mon, Nov 27, 2006	4.32	4.35	4.27	4.29
1928	NASDAQ	VSEC	Fri, Nov 24, 2006	4.47	4.49	4.34	4.36
1927	NASDAQ	VSEC	Wed, Nov 22, 2006	4.50	4.53	4.47	4.47
1926	NASDAQ	VSEC	Tue, Nov 21, 2006	4.56	4.69	4.50	4.53
1925	NASDAQ	VSEC	Mon, Nov 20, 2006	4.56	4.56	4.56	4.56
1924	NASDAQ	VSEC	Fri, Nov 17, 2006	4.55	4.55	4.50	4.50
1923	NASDAQ	VSEC	Thu, Nov 16, 2006	4.62	4.62	4.54	4.54
1922	NASDAQ	VSEC	Wed, Nov 15, 2006	4.60	4.67	4.58	4.58
1921	NASDAQ	VSEC	Tue, Nov 14, 2006	4.45	4.60	4.45	4.58
1920	NASDAQ	VSEC	Mon, Nov 13, 2006	4.28	4.37	4.28	4.37
1919	NASDAQ	VSEC	Fri, Nov 10, 2006	4.49	4.49	4.34	4.34
1918	NASDAQ	VSEC	Thu, Nov 9, 2006	4.31	4.62	4.31	4.47
1917	NASDAQ	VSEC	Wed, Nov 8, 2006	4.22	4.35	4.17	4.31
1916	NASDAQ	VSEC	Tue, Nov 7, 2006	4.17	4.19	4.17	4.19
1915	NASDAQ	VSEC	Mon, Nov 6, 2006	4.13	4.22	4.13	4.22
1914	NASDAQ	VSEC	Fri, Nov 3, 2006	4.06	4.13	3.95	4.13
1913	NASDAQ	VSEC	Thu, Nov 2, 2006	4.08	4.10	4.06	4.10
1912	NASDAQ	VSEC	Wed, Nov 1, 2006	4.09	4.14	4.09	4.11
1911	NASDAQ	VSEC	Tue, Oct 31, 2006	4.62	4.62	3.95	4.06
1910	NASDAQ	VSEC	Mon, Oct 30, 2006	4.53	4.53	4.53	4.53
1909	NASDAQ	VSEC	Fri, Oct 27, 2006	4.54	4.56	4.54	4.54
1908	NASDAQ	VSEC	Thu, Oct 26, 2006	4.50	4.59	4.50	4.59
1907	NASDAQ	VSEC	Wed, Oct 25, 2006	4.35	4.53	4.35	4.53
1906	NASDAQ	VSEC	Tue, Oct 24, 2006	4.38	4.40	4.32	4.32
1905	NASDAQ	VSEC	Mon, Oct 23, 2006	4.30	4.50	4.30	4.38
1904	NASDAQ	VSEC	Fri, Oct 20, 2006	4.25	4.30	4.23	4.29
1903	NASDAQ	VSEC	Thu, Oct 19, 2006	4.15	4.20	4.13	4.20
1902	NASDAQ	VSEC	Tue, Oct 17, 2006	4.07	4.10	4.07	4.10
1901	NASDAQ	VSEC	Mon, Oct 16, 2006	4.13	4.21	4.10	4.10
1900	NASDAQ	VSEC	Fri, Oct 13, 2006	4.03	4.09	4.01	4.07
1899	NASDAQ	VSEC	Thu, Oct 12, 2006	3.99	3.99	3.99	3.99
1898	NASDAQ	VSEC	Wed, Oct 11, 2006	3.99	3.99	3.88	3.95
1897	NASDAQ	VSEC	Tue, Oct 10, 2006	3.90	3.90	3.90	3.90
1896	NASDAQ	VSEC	Mon, Oct 9, 2006	3.99	4.01	3.91	3.91
1895	NASDAQ	VSEC	Fri, Oct 6, 2006	3.92	4.12	3.91	4.03
1894	NASDAQ	VSEC	Thu, Oct 5, 2006	3.79	3.88	3.70	3.88
1893	NASDAQ	VSEC	Wed, Oct 4, 2006	3.58	3.66	3.58	3.66
1892	NASDAQ	VSEC	Tue, Oct 3, 2006	3.70	3.70	3.65	3.66
1891	NASDAQ	VSEC	Mon, Oct 2, 2006	3.77	3.77	3.69	3.72
1890	NASDAQ	VSEC	Fri, Sep 29, 2006	3.79	3.79	3.76	3.76
1889	NASDAQ	VSEC	Thu, Sep 28, 2006	3.84	3.84	3.76	3.76
1888	NASDAQ	VSEC	Wed, Sep 27, 2006	3.76	3.85	3.72	3.78
1887	NASDAQ	VSEC	Tue, Sep 26, 2006	3.81	3.81	3.71	3.73
1886	NASDAQ	VSEC	Mon, Sep 25, 2006	3.73	3.75	3.70	3.70
1885	NASDAQ	VSEC	Fri, Sep 22, 2006	3.78	3.78	3.75	3.75
1884	NASDAQ	VSEC	Wed, Sep 20, 2006	3.75	3.81	3.75	3.81
1883	NASDAQ	VSEC	Tue, Sep 19, 2006	3.81	3.82	3.78	3.81
1882	NASDAQ	VSEC	Mon, Sep 18, 2006	3.85	3.85	3.76	3.82
1881	NASDAQ	VSEC	Fri, Sep 15, 2006	3.92	3.92	3.90	3.90
1880	NASDAQ	VSEC	Thu, Sep 14, 2006	3.88	3.89	3.88	3.89
1879	NASDAQ	VSEC	Wed, Sep 13, 2006	3.91	3.91	3.91	3.91
1878	NASDAQ	VSEC	Tue, Sep 12, 2006	3.88	3.90	3.88	3.88
1877	NASDAQ	VSEC	Mon, Sep 11, 2006	3.88	3.91	3.88	3.91
1876	NASDAQ	VSEC	Fri, Sep 8, 2006	3.90	3.90	3.84	3.84
1875	NASDAQ	VSEC	Thu, Sep 7, 2006	3.88	3.90	3.86	3.90
1874	NASDAQ	VSEC	Wed, Sep 6, 2006	3.90	3.90	3.85	3.85
1873	NASDAQ	VSEC	Tue, Sep 5, 2006	3.87	3.88	3.81	3.88
1872	NASDAQ	VSEC	Fri, Sep 1, 2006	3.95	3.95	3.90	3.90
1871	NASDAQ	VSEC	Thu, Aug 31, 2006	3.95	3.95	3.91	3.95
1870	NASDAQ	VSEC	Wed, Aug 30, 2006	3.90	3.90	3.90	3.90
1869	NASDAQ	VSEC	Mon, Aug 28, 2006	3.85	3.94	3.82	3.86
1868	NASDAQ	VSEC	Fri, Aug 25, 2006	3.78	3.78	3.78	3.78
1867	NASDAQ	VSEC	Thu, Aug 24, 2006	3.78	3.98	3.78	3.87
1866	NASDAQ	VSEC	Wed, Aug 23, 2006	3.81	3.83	3.76	3.76
1865	NASDAQ	VSEC	Tue, Aug 22, 2006	3.90	3.94	3.80	3.80
1864	NASDAQ	VSEC	Mon, Aug 21, 2006	3.93	3.95	3.84	3.85
1863	NASDAQ	VSEC	Fri, Aug 18, 2006	3.97	4.00	3.95	3.95
1862	NASDAQ	VSEC	Thu, Aug 17, 2006	3.91	4.13	3.88	3.95
1861	NASDAQ	VSEC	Wed, Aug 16, 2006	3.87	4.04	3.87	3.97
1860	NASDAQ	VSEC	Tue, Aug 15, 2006	3.81	3.88	3.77	3.88
1859	NASDAQ	VSEC	Mon, Aug 14, 2006	3.79	3.88	3.79	3.86
1858	NASDAQ	VSEC	Fri, Aug 11, 2006	3.87	3.87	3.81	3.87
1857	NASDAQ	VSEC	Thu, Aug 10, 2006	3.84	3.93	3.82	3.88
1856	NASDAQ	VSEC	Wed, Aug 9, 2006	3.88	3.89	3.79	3.84
1855	NASDAQ	VSEC	Tue, Aug 8, 2006	3.85	3.90	3.84	3.90
1854	NASDAQ	VSEC	Mon, Aug 7, 2006	3.88	3.95	3.79	3.89
1853	NASDAQ	VSEC	Fri, Aug 4, 2006	3.98	3.98	3.92	3.94
1852	NASDAQ	VSEC	Thu, Aug 3, 2006	3.93	3.95	3.93	3.95
1851	NASDAQ	VSEC	Wed, Aug 2, 2006	4.00	4.06	3.86	3.90
1850	NASDAQ	VSEC	Tue, Aug 1, 2006	4.25	4.25	3.80	3.94
1849	NASDAQ	VSEC	Mon, Jul 31, 2006	3.75	3.75	3.71	3.74
1848	NASDAQ	VSEC	Fri, Jul 28, 2006	3.80	3.80	3.80	3.80
1847	NASDAQ	VSEC	Thu, Jul 27, 2006	3.79	3.79	3.75	3.75
1846	NASDAQ	VSEC	Wed, Jul 26, 2006	3.86	3.86	3.75	3.75
1845	NASDAQ	VSEC	Tue, Jul 25, 2006	3.79	3.93	3.79	3.93
1844	NASDAQ	VSEC	Mon, Jul 24, 2006	3.70	3.83	3.70	3.78
1843	NASDAQ	VSEC	Fri, Jul 21, 2006	3.76	3.81	3.69	3.73
1842	NASDAQ	VSEC	Thu, Jul 20, 2006	3.88	3.89	3.83	3.83
1841	NASDAQ	VSEC	Wed, Jul 19, 2006	3.88	3.91	3.88	3.91
1840	NASDAQ	VSEC	Tue, Jul 18, 2006	3.87	3.97	3.87	3.88
1839	NASDAQ	VSEC	Mon, Jul 17, 2006	3.87	4.04	3.87	3.91
1838	NASDAQ	VSEC	Fri, Jul 14, 2006	3.94	4.00	3.91	3.91
1837	NASDAQ	VSEC	Thu, Jul 13, 2006	3.80	4.13	3.77	3.97
1836	NASDAQ	VSEC	Wed, Jul 12, 2006	4.06	4.06	3.99	3.99
1835	NASDAQ	VSEC	Tue, Jul 11, 2006	4.24	4.24	3.99	4.02
1834	NASDAQ	VSEC	Mon, Jul 10, 2006	4.09	4.13	3.99	3.99
1833	NASDAQ	VSEC	Fri, Jul 7, 2006	4.07	4.07	4.01	4.01
1832	NASDAQ	VSEC	Thu, Jul 6, 2006	4.04	4.06	3.95	3.97
1831	NASDAQ	VSEC	Wed, Jul 5, 2006	3.80	4.04	3.77	4.04
1830	NASDAQ	VSEC	Mon, Jul 3, 2006	3.80	3.88	3.77	3.77
1829	NASDAQ	VSEC	Fri, Jun 30, 2006	3.70	3.75	3.65	3.72
1828	NASDAQ	VSEC	Thu, Jun 29, 2006	3.92	3.93	3.66	3.71
1827	NASDAQ	VSEC	Wed, Jun 28, 2006	4.00	4.00	3.84	3.97
1826	NASDAQ	VSEC	Tue, Jun 27, 2006	4.05	4.05	3.93	3.94
1825	NASDAQ	VSEC	Mon, Jun 26, 2006	4.06	4.06	4.03	4.05
1824	NASDAQ	VSEC	Fri, Jun 23, 2006	4.03	4.07	4.01	4.05
1823	NASDAQ	VSEC	Thu, Jun 22, 2006	4.00	4.11	4.00	4.02
1822	NASDAQ	VSEC	Wed, Jun 21, 2006	4.04	4.16	3.97	3.97
1821	NASDAQ	VSEC	Tue, Jun 20, 2006	4.08	4.12	4.01	4.03
1820	NASDAQ	VSEC	Mon, Jun 19, 2006	4.00	4.23	4.00	4.04
1819	NASDAQ	VSEC	Fri, Jun 16, 2006	4.05	4.05	4.01	4.01
1818	NASDAQ	VSEC	Thu, Jun 15, 2006	3.99	4.27	3.99	4.01
1817	NASDAQ	VSEC	Wed, Jun 14, 2006	4.12	4.12	4.00	4.02
1816	NASDAQ	VSEC	Tue, Jun 13, 2006	3.99	4.18	3.94	3.98
1815	NASDAQ	VSEC	Mon, Jun 12, 2006	4.04	4.06	3.94	3.97
1814	NASDAQ	VSEC	Fri, Jun 9, 2006	4.00	4.04	3.98	4.04
1813	NASDAQ	VSEC	Thu, Jun 8, 2006	3.86	3.99	3.86	3.90
1812	NASDAQ	VSEC	Wed, Jun 7, 2006	3.78	3.89	3.78	3.86
1811	NASDAQ	VSEC	Tue, Jun 6, 2006	4.04	4.08	3.76	3.76
1810	NASDAQ	VSEC	Mon, Jun 5, 2006	4.27	4.27	3.94	4.00
1809	NASDAQ	VSEC	Fri, Jun 2, 2006	4.31	4.31	4.09	4.09
1808	NASDAQ	VSEC	Thu, Jun 1, 2006	4.21	4.21	4.21	4.21
1807	NASDAQ	VSEC	Wed, May 31, 2006	4.37	4.37	4.05	4.05
1806	NASDAQ	VSEC	Tue, May 30, 2006	3.92	4.19	3.92	4.08
1805	NASDAQ	VSEC	Fri, May 26, 2006	3.83	3.99	3.83	3.99
1804	NASDAQ	VSEC	Thu, May 25, 2006	3.86	4.06	3.86	4.00
1803	NASDAQ	VSEC	Wed, May 24, 2006	4.07	4.07	4.05	4.06
1802	NASDAQ	VSEC	Tue, May 23, 2006	3.80	4.10	3.80	4.08
1801	NASDAQ	VSEC	Mon, May 22, 2006	3.75	3.75	3.75	3.75
1800	NASDAQ	VSEC	Fri, May 19, 2006	3.74	3.77	3.74	3.77
1799	NASDAQ	VSEC	Thu, May 18, 2006	3.75	3.79	3.74	3.75
1798	NASDAQ	VSEC	Wed, May 17, 2006	3.78	3.78	3.74	3.75
1797	NASDAQ	VSEC	Tue, May 16, 2006	3.87	3.89	3.78	3.78
1796	NASDAQ	VSEC	Mon, May 15, 2006	4.00	4.00	3.96	3.98
1795	NASDAQ	VSEC	Fri, May 12, 2006	4.01	4.01	3.96	3.97
1794	NASDAQ	VSEC	Thu, May 11, 2006	4.06	4.10	4.02	4.02
1793	NASDAQ	VSEC	Wed, May 10, 2006	4.18	4.20	4.10	4.16
1792	NASDAQ	VSEC	Tue, May 9, 2006	4.32	4.32	4.21	4.22
1791	NASDAQ	VSEC	Mon, May 8, 2006	4.38	4.38	4.16	4.22
1790	NASDAQ	VSEC	Fri, May 5, 2006	4.20	4.40	4.20	4.38
1789	NASDAQ	VSEC	Thu, May 4, 2006	4.13	4.22	4.09	4.20
1788	NASDAQ	VSEC	Wed, May 3, 2006	4.00	4.20	4.00	4.20
1787	NASDAQ	VSEC	Tue, May 2, 2006	3.99	4.07	3.99	4.00
1786	NASDAQ	VSEC	Mon, May 1, 2006	4.08	4.11	3.97	3.97
1785	NASDAQ	VSEC	Fri, Apr 28, 2006	4.00	4.12	3.92	4.09
1784	NASDAQ	VSEC	Thu, Apr 27, 2006	4.50	4.50	2.50	4.06
1783	NASDAQ	VSEC	Wed, Apr 26, 2006	4.58	4.79	4.58	4.63
1782	NASDAQ	VSEC	Tue, Apr 25, 2006	4.69	4.82	4.53	4.58
1781	NASDAQ	VSEC	Mon, Apr 24, 2006	4.85	4.85	4.65	4.74
1780	NASDAQ	VSEC	Fri, Apr 21, 2006	4.90	4.90	4.81	4.85
1779	NASDAQ	VSEC	Thu, Apr 20, 2006	4.83	4.83	4.83	4.83
1778	NASDAQ	VSEC	Wed, Apr 19, 2006	4.95	4.95	4.75	4.77
1777	NASDAQ	VSEC	Tue, Apr 18, 2006	4.75	4.76	4.74	4.75
1776	NASDAQ	VSEC	Mon, Apr 17, 2006	4.91	4.91	4.54	4.68
1775	NASDAQ	VSEC	Thu, Apr 13, 2006	4.89	4.89	4.63	4.63
1774	NASDAQ	VSEC	Wed, Apr 12, 2006	4.64	4.86	4.64	4.70
1773	NASDAQ	VSEC	Tue, Apr 11, 2006	4.80	4.90	4.66	4.70
1772	NASDAQ	VSEC	Mon, Apr 10, 2006	4.92	4.92	4.78	4.81
1771	NASDAQ	VSEC	Fri, Apr 7, 2006	4.89	4.91	4.82	4.82
1770	NASDAQ	VSEC	Thu, Apr 6, 2006	5.05	5.05	4.84	4.88
1769	NASDAQ	VSEC	Wed, Apr 5, 2006	5.06	5.06	4.99	4.99
1768	NASDAQ	VSEC	Tue, Apr 4, 2006	4.84	5.19	4.81	5.06
1767	NASDAQ	VSEC	Mon, Apr 3, 2006	5.01	5.08	4.78	4.90
1766	NASDAQ	VSEC	Fri, Mar 31, 2006	5.19	5.19	5.16	5.19
1765	NASDAQ	VSEC	Thu, Mar 30, 2006	5.19	5.19	5.19	5.19
1764	NASDAQ	VSEC	Wed, Mar 29, 2006	5.09	5.19	5.06	5.19
1763	NASDAQ	VSEC	Tue, Mar 28, 2006	5.03	5.19	5.00	5.19
1762	NASDAQ	VSEC	Mon, Mar 27, 2006	5.07	5.21	4.97	5.06
1761	NASDAQ	VSEC	Fri, Mar 24, 2006	5.08	5.19	5.08	5.14
1760	NASDAQ	VSEC	Thu, Mar 23, 2006	5.19	5.25	5.18	5.20
1759	NASDAQ	VSEC	Wed, Mar 22, 2006	5.04	5.22	4.99	5.18
1758	NASDAQ	VSEC	Tue, Mar 21, 2006	4.96	4.98	4.96	4.98
1757	NASDAQ	VSEC	Mon, Mar 20, 2006	5.01	5.09	4.96	5.08
1756	NASDAQ	VSEC	Fri, Mar 17, 2006	5.18	5.18	5.13	5.13
1755	NASDAQ	VSEC	Thu, Mar 16, 2006	5.17	5.20	4.97	5.11
1754	NASDAQ	VSEC	Wed, Mar 15, 2006	5.01	5.13	5.01	5.10
1753	NASDAQ	VSEC	Tue, Mar 14, 2006	5.23	5.23	5.00	5.11
1752	NASDAQ	VSEC	Mon, Mar 13, 2006	5.34	5.42	5.23	5.23
1751	NASDAQ	VSEC	Fri, Mar 10, 2006	5.25	5.36	5.25	5.29
1750	NASDAQ	VSEC	Thu, Mar 9, 2006	5.32	5.34	5.23	5.24
1749	NASDAQ	VSEC	Wed, Mar 8, 2006	5.38	5.43	5.36	5.36
1748	NASDAQ	VSEC	Tue, Mar 7, 2006	5.26	5.26	5.26	5.26
1747	NASDAQ	VSEC	Mon, Mar 6, 2006	5.15	5.30	5.15	5.20
1746	NASDAQ	VSEC	Fri, Mar 3, 2006	5.16	5.16	5.07	5.14
1745	NASDAQ	VSEC	Thu, Mar 2, 2006	4.95	5.20	4.91	5.04
1744	NASDAQ	VSEC	Wed, Mar 1, 2006	5.06	5.24	4.94	4.94
1743	NASDAQ	VSEC	Tue, Feb 28, 2006	5.13	5.13	4.77	5.04
1742	NASDAQ	VSEC	Mon, Feb 27, 2006	5.44	5.44	5.15	5.21
1741	NASDAQ	VSEC	Fri, Feb 24, 2006	5.13	5.50	5.10	5.46
1740	NASDAQ	VSEC	Thu, Feb 23, 2006	5.91	6.12	5.04	5.38
1739	NASDAQ	VSEC	Wed, Feb 22, 2006	6.13	6.17	5.88	5.95
1738	NASDAQ	VSEC	Tue, Feb 21, 2006	6.38	6.38	6.19	6.20
1737	NASDAQ	VSEC	Fri, Feb 17, 2006	6.38	6.44	6.38	6.38
1736	NASDAQ	VSEC	Thu, Feb 16, 2006	6.45	6.45	6.45	6.45
1735	NASDAQ	VSEC	Wed, Feb 15, 2006	6.44	6.49	6.40	6.44
1734	NASDAQ	VSEC	Tue, Feb 14, 2006	6.24	6.47	6.24	6.38
1733	NASDAQ	VSEC	Mon, Feb 13, 2006	6.31	6.32	6.27	6.32
1732	NASDAQ	VSEC	Fri, Feb 10, 2006	6.38	6.38	6.31	6.38
1731	NASDAQ	VSEC	Thu, Feb 9, 2006	6.44	6.44	6.32	6.38
1730	NASDAQ	VSEC	Wed, Feb 8, 2006	6.37	6.47	6.25	6.47
1729	NASDAQ	VSEC	Tue, Feb 7, 2006	5.93	6.31	5.93	6.27
1728	NASDAQ	VSEC	Mon, Feb 6, 2006	5.98	6.06	5.96	6.06
1727	NASDAQ	VSEC	Fri, Feb 3, 2006	6.07	6.07	5.96	6.04
1726	NASDAQ	VSEC	Thu, Feb 2, 2006	5.88	6.01	5.86	6.01
1725	NASDAQ	VSEC	Wed, Feb 1, 2006	5.89	5.96	5.89	5.95
1724	NASDAQ	VSEC	Tue, Jan 31, 2006	5.82	5.82	5.75	5.80
1723	NASDAQ	VSEC	Mon, Jan 30, 2006	6.00	6.08	5.82	5.91
1722	NASDAQ	VSEC	Thu, Jan 26, 2006	5.97	5.97	5.97	5.97
1721	NASDAQ	VSEC	Wed, Jan 25, 2006	5.90	6.00	5.90	5.91
1720	NASDAQ	VSEC	Tue, Jan 24, 2006	5.81	5.94	5.81	5.81
1719	NASDAQ	VSEC	Mon, Jan 23, 2006	5.85	5.90	5.72	5.90
1718	NASDAQ	VSEC	Fri, Jan 20, 2006	5.88	5.99	5.80	5.90
1717	NASDAQ	VSEC	Thu, Jan 19, 2006	5.87	5.87	5.82	5.87
1716	NASDAQ	VSEC	Wed, Jan 18, 2006	5.97	5.97	5.97	5.97
1715	NASDAQ	VSEC	Tue, Jan 17, 2006	5.91	6.06	5.91	5.99
1714	NASDAQ	VSEC	Fri, Jan 13, 2006	5.83	6.03	5.83	6.00
1713	NASDAQ	VSEC	Thu, Jan 12, 2006	5.84	5.93	5.74	5.91
1712	NASDAQ	VSEC	Wed, Jan 11, 2006	5.79	5.81	5.69	5.81
1711	NASDAQ	VSEC	Tue, Jan 10, 2006	5.79	5.82	5.71	5.71
1710	NASDAQ	VSEC	Mon, Jan 9, 2006	5.75	5.85	5.64	5.73
1709	NASDAQ	VSEC	Fri, Jan 6, 2006	5.78	5.78	5.73	5.75
1708	NASDAQ	VSEC	Thu, Jan 5, 2006	5.88	5.89	5.64	5.73
1707	NASDAQ	VSEC	Wed, Jan 4, 2006	5.85	5.85	5.63	5.82
1706	NASDAQ	VSEC	Tue, Jan 3, 2006	5.31	5.82	5.27	5.74
1705	NASDAQ	VSEC	Fri, Dec 30, 2005	5.28	5.28	5.20	5.26
1704	NASDAQ	VSEC	Thu, Dec 29, 2005	5.13	5.25	5.03	5.25
1703	NASDAQ	VSEC	Wed, Dec 28, 2005	5.00	5.09	4.92	5.09
1702	NASDAQ	VSEC	Tue, Dec 27, 2005	5.00	5.00	4.91	4.99
1701	NASDAQ	VSEC	Fri, Dec 23, 2005	4.94	4.94	4.91	4.91
1700	NASDAQ	VSEC	Thu, Dec 22, 2005	4.99	4.99	4.84	4.91
1699	NASDAQ	VSEC	Wed, Dec 21, 2005	4.84	4.97	4.84	4.89
1698	NASDAQ	VSEC	Tue, Dec 20, 2005	4.94	4.94	4.84	4.88
1697	NASDAQ	VSEC	Mon, Dec 19, 2005	4.84	4.94	4.82	4.94
1696	NASDAQ	VSEC	Fri, Dec 16, 2005	4.66	4.84	4.66	4.84
1695	NASDAQ	VSEC	Thu, Dec 15, 2005	4.65	4.72	4.59	4.67
1694	NASDAQ	VSEC	Wed, Dec 14, 2005	4.44	4.69	4.44	4.58
1693	NASDAQ	VSEC	Tue, Dec 13, 2005	4.40	4.40	4.40	4.40
1692	NASDAQ	VSEC	Mon, Dec 12, 2005	4.44	4.44	4.38	4.38
1691	NASDAQ	VSEC	Fri, Dec 9, 2005	4.36	4.43	4.33	4.42
1690	NASDAQ	VSEC	Thu, Dec 8, 2005	4.34	4.36	4.25	4.26
1689	NASDAQ	VSEC	Wed, Dec 7, 2005	4.36	4.36	4.34	4.34
1688	NASDAQ	VSEC	Tue, Dec 6, 2005	4.29	4.40	4.28	4.37
1687	NASDAQ	VSEC	Mon, Dec 5, 2005	4.28	4.34	4.28	4.29
1686	NASDAQ	VSEC	Thu, Dec 1, 2005	4.31	4.31	4.31	4.31
1685	NASDAQ	VSEC	Wed, Nov 30, 2005	4.18	4.41	4.18	4.29
1684	NASDAQ	VSEC	Tue, Nov 29, 2005	4.29	4.29	4.25	4.28
1683	NASDAQ	VSEC	Mon, Nov 28, 2005	4.38	4.42	4.29	4.29
1682	NASDAQ	VSEC	Fri, Nov 25, 2005	4.35	4.35	4.35	4.35
1681	NASDAQ	VSEC	Wed, Nov 23, 2005	4.42	4.42	4.30	4.35
1680	NASDAQ	VSEC	Tue, Nov 22, 2005	4.44	4.44	4.38	4.38
1679	NASDAQ	VSEC	Mon, Nov 21, 2005	4.34	4.43	4.34	4.42
1678	NASDAQ	VSEC	Fri, Nov 18, 2005	4.36	4.36	4.30	4.31
1677	NASDAQ	VSEC	Thu, Nov 17, 2005	4.50	4.52	4.44	4.44
1676	NASDAQ	VSEC	Wed, Nov 16, 2005	4.44	4.44	4.44	4.44
1675	NASDAQ	VSEC	Tue, Nov 15, 2005	4.47	4.48	4.23	4.45
1674	NASDAQ	VSEC	Mon, Nov 14, 2005	4.41	4.44	4.40	4.44
1673	NASDAQ	VSEC	Fri, Nov 11, 2005	4.38	4.39	4.36	4.37
1672	NASDAQ	VSEC	Thu, Nov 10, 2005	4.34	4.36	4.33	4.36
1671	NASDAQ	VSEC	Wed, Nov 9, 2005	4.28	4.34	4.25	4.29
1670	NASDAQ	VSEC	Tue, Nov 8, 2005	4.24	4.25	4.16	4.25
1669	NASDAQ	VSEC	Mon, Nov 7, 2005	4.01	4.18	4.01	4.15
1668	NASDAQ	VSEC	Fri, Nov 4, 2005	3.95	4.10	3.95	4.10
1667	NASDAQ	VSEC	Thu, Nov 3, 2005	4.07	4.13	3.96	4.00
1666	NASDAQ	VSEC	Wed, Nov 2, 2005	4.16	4.16	3.98	4.12
1665	NASDAQ	VSEC	Tue, Nov 1, 2005	4.24	4.24	4.24	4.24
1664	NASDAQ	VSEC	Mon, Oct 31, 2005	4.32	4.32	4.30	4.32
1663	NASDAQ	VSEC	Fri, Oct 28, 2005	4.33	4.33	4.25	4.32
1662	NASDAQ	VSEC	Thu, Oct 27, 2005	4.38	4.38	4.17	4.17
1661	NASDAQ	VSEC	Wed, Oct 26, 2005	4.28	4.35	4.28	4.35
1660	NASDAQ	VSEC	Tue, Oct 25, 2005	4.12	4.29	4.12	4.29
1659	NASDAQ	VSEC	Mon, Oct 24, 2005	4.29	4.29	4.18	4.29
1658	NASDAQ	VSEC	Fri, Oct 21, 2005	4.28	4.30	4.22	4.25
1657	NASDAQ	VSEC	Thu, Oct 20, 2005	4.29	4.29	4.29	4.29
1656	NASDAQ	VSEC	Wed, Oct 19, 2005	4.18	4.22	4.18	4.22
1655	NASDAQ	VSEC	Tue, Oct 18, 2005	4.27	4.32	4.24	4.24
1654	NASDAQ	VSEC	Mon, Oct 17, 2005	4.13	4.32	4.00	4.26
1653	NASDAQ	VSEC	Fri, Oct 14, 2005	4.09	4.17	4.08	4.16
1652	NASDAQ	VSEC	Thu, Oct 13, 2005	4.13	4.13	4.08	4.08
1651	NASDAQ	VSEC	Wed, Oct 12, 2005	4.28	4.28	4.15	4.18
1650	NASDAQ	VSEC	Tue, Oct 11, 2005	4.36	4.37	4.26	4.30
1649	NASDAQ	VSEC	Mon, Oct 10, 2005	4.32	4.37	4.31	4.34
1648	NASDAQ	VSEC	Fri, Oct 7, 2005	4.30	4.38	4.05	4.38
1647	NASDAQ	VSEC	Thu, Oct 6, 2005	4.46	4.46	4.14	4.21
1646	NASDAQ	VSEC	Wed, Oct 5, 2005	4.43	4.43	4.35	4.35
1645	NASDAQ	VSEC	Tue, Oct 4, 2005	4.47	4.54	4.40	4.49
1644	NASDAQ	VSEC	Mon, Oct 3, 2005	4.57	4.57	4.41	4.44
1643	NASDAQ	VSEC	Fri, Sep 30, 2005	4.43	4.45	4.36	4.38
1642	NASDAQ	VSEC	Thu, Sep 29, 2005	4.41	4.41	4.41	4.41
1641	NASDAQ	VSEC	Wed, Sep 28, 2005	4.38	4.38	4.35	4.38
1640	NASDAQ	VSEC	Tue, Sep 27, 2005	4.38	4.40	4.35	4.38
1639	NASDAQ	VSEC	Mon, Sep 26, 2005	4.54	4.54	4.38	4.42
1638	NASDAQ	VSEC	Fri, Sep 23, 2005	4.11	4.48	4.10	4.42
1637	NASDAQ	VSEC	Thu, Sep 22, 2005	4.02	4.02	4.01	4.01
1636	NASDAQ	VSEC	Wed, Sep 21, 2005	4.10	4.10	4.08	4.08
1635	NASDAQ	VSEC	Tue, Sep 20, 2005	4.12	4.14	4.11	4.14
1634	NASDAQ	VSEC	Mon, Sep 19, 2005	4.13	4.23	3.94	4.17
1633	NASDAQ	VSEC	Fri, Sep 16, 2005	3.94	4.19	3.94	4.13
1632	NASDAQ	VSEC	Thu, Sep 15, 2005	4.00	4.01	3.94	3.94
1631	NASDAQ	VSEC	Wed, Sep 14, 2005	4.08	4.08	4.00	4.01
1630	NASDAQ	VSEC	Tue, Sep 13, 2005	3.95	4.09	3.95	4.05
1629	NASDAQ	VSEC	Mon, Sep 12, 2005	4.13	4.13	4.00	4.00
1628	NASDAQ	VSEC	Fri, Sep 9, 2005	4.13	4.13	4.00	4.09
1627	NASDAQ	VSEC	Thu, Sep 8, 2005	4.12	4.12	4.03	4.11
1626	NASDAQ	VSEC	Wed, Sep 7, 2005	4.07	4.12	3.96	4.12
1625	NASDAQ	VSEC	Tue, Sep 6, 2005	4.09	4.09	3.90	3.97
1624	NASDAQ	VSEC	Fri, Sep 2, 2005	4.08	4.19	4.00	4.13
1623	NASDAQ	VSEC	Thu, Sep 1, 2005	4.24	4.24	4.07	4.17
1622	NASDAQ	VSEC	Wed, Aug 31, 2005	4.28	4.30	4.24	4.26
1621	NASDAQ	VSEC	Tue, Aug 30, 2005	4.31	4.31	4.25	4.25
1620	NASDAQ	VSEC	Mon, Aug 29, 2005	4.33	4.37	4.33	4.33
1619	NASDAQ	VSEC	Fri, Aug 26, 2005	4.33	4.35	4.33	4.35
1618	NASDAQ	VSEC	Thu, Aug 25, 2005	4.39	4.40	4.32	4.36
1617	NASDAQ	VSEC	Wed, Aug 24, 2005	4.50	4.50	4.40	4.45
1616	NASDAQ	VSEC	Tue, Aug 23, 2005	4.50	4.50	4.50	4.50
1615	NASDAQ	VSEC	Mon, Aug 22, 2005	4.38	4.40	4.26	4.39
1614	NASDAQ	VSEC	Fri, Aug 19, 2005	4.38	4.45	4.25	4.33
1613	NASDAQ	VSEC	Thu, Aug 18, 2005	4.43	4.43	4.41	4.41
1612	NASDAQ	VSEC	Wed, Aug 17, 2005	4.47	4.50	4.40	4.41
1611	NASDAQ	VSEC	Tue, Aug 16, 2005	4.52	4.58	4.52	4.58
1610	NASDAQ	VSEC	Mon, Aug 15, 2005	4.42	4.54	4.42	4.53
1609	NASDAQ	VSEC	Fri, Aug 12, 2005	4.41	4.42	4.41	4.42
1608	NASDAQ	VSEC	Thu, Aug 11, 2005	4.40	4.51	4.40	4.44
1607	NASDAQ	VSEC	Wed, Aug 10, 2005	4.52	4.52	4.41	4.45
1606	NASDAQ	VSEC	Tue, Aug 9, 2005	4.56	4.58	4.53	4.57
1605	NASDAQ	VSEC	Mon, Aug 8, 2005	4.56	4.64	4.41	4.61
1604	NASDAQ	VSEC	Fri, Aug 5, 2005	4.44	4.71	4.44	4.64
1603	NASDAQ	VSEC	Thu, Aug 4, 2005	4.51	4.62	4.45	4.52
1602	NASDAQ	VSEC	Wed, Aug 3, 2005	4.63	4.70	4.51	4.60
1601	NASDAQ	VSEC	Tue, Aug 2, 2005	4.70	4.73	4.58	4.61
1600	NASDAQ	VSEC	Mon, Aug 1, 2005	4.75	4.95	4.68	4.73
1599	NASDAQ	VSEC	Fri, Jul 29, 2005	5.05	5.06	4.76	4.91
1598	NASDAQ	VSEC	Thu, Jul 28, 2005	4.50	5.06	4.49	5.00
1597	NASDAQ	VSEC	Wed, Jul 27, 2005	4.63	4.63	4.42	4.50
1596	NASDAQ	VSEC	Tue, Jul 26, 2005	4.24	4.63	4.12	4.44
1595	NASDAQ	VSEC	Mon, Jul 25, 2005	4.13	4.25	4.12	4.21
1594	NASDAQ	VSEC	Fri, Jul 22, 2005	4.13	4.31	4.08	4.29
1593	NASDAQ	VSEC	Thu, Jul 21, 2005	4.27	4.29	4.23	4.27
1592	NASDAQ	VSEC	Wed, Jul 20, 2005	4.19	4.32	4.19	4.26
1591	NASDAQ	VSEC	Tue, Jul 19, 2005	4.34	4.34	4.28	4.29
1590	NASDAQ	VSEC	Mon, Jul 18, 2005	4.37	4.46	4.13	4.29
1589	NASDAQ	VSEC	Fri, Jul 15, 2005	4.29	4.44	4.29	4.37
1588	NASDAQ	VSEC	Thu, Jul 14, 2005	4.13	4.33	4.13	4.28
1587	NASDAQ	VSEC	Wed, Jul 13, 2005	4.16	4.49	4.16	4.34
1586	NASDAQ	VSEC	Tue, Jul 12, 2005	3.94	4.14	3.85	4.14
1585	NASDAQ	VSEC	Mon, Jul 11, 2005	3.93	4.00	3.86	4.00
1584	NASDAQ	VSEC	Fri, Jul 8, 2005	4.13	4.13	3.94	3.97
1583	NASDAQ	VSEC	Thu, Jul 7, 2005	4.12	4.12	3.97	3.97
1582	NASDAQ	VSEC	Wed, Jul 6, 2005	3.94	4.10	3.94	4.09
1581	NASDAQ	VSEC	Tue, Jul 5, 2005	3.75	4.03	3.75	3.95
1580	NASDAQ	VSEC	Fri, Jul 1, 2005	3.99	4.15	3.93	4.00
1579	NASDAQ	VSEC	Thu, Jun 30, 2005	4.19	4.19	4.02	4.04
1578	NASDAQ	VSEC	Wed, Jun 29, 2005	4.14	4.20	3.96	3.96
1577	NASDAQ	VSEC	Tue, Jun 28, 2005	3.85	4.19	3.83	4.19
1576	NASDAQ	VSEC	Mon, Jun 27, 2005	4.41	4.45	3.80	3.89
1575	NASDAQ	VSEC	Fri, Jun 24, 2005	4.69	4.81	4.44	4.52
1574	NASDAQ	VSEC	Thu, Jun 23, 2005	4.84	4.84	4.69	4.81
1573	NASDAQ	VSEC	Wed, Jun 22, 2005	4.78	4.81	4.75	4.75
1572	NASDAQ	VSEC	Tue, Jun 21, 2005	4.70	4.86	4.60	4.85
1571	NASDAQ	VSEC	Mon, Jun 20, 2005	4.74	4.78	4.64	4.78
1570	NASDAQ	VSEC	Fri, Jun 17, 2005	4.69	4.69	4.47	4.63
1569	NASDAQ	VSEC	Thu, Jun 16, 2005	4.81	4.81	4.71	4.75
1568	NASDAQ	VSEC	Wed, Jun 15, 2005	4.75	4.80	4.71	4.78
1567	NASDAQ	VSEC	Tue, Jun 14, 2005	4.59	4.75	4.59	4.65
1566	NASDAQ	VSEC	Mon, Jun 13, 2005	4.64	4.66	4.54	4.63
1565	NASDAQ	VSEC	Fri, Jun 10, 2005	4.58	4.58	4.53	4.53
1564	NASDAQ	VSEC	Thu, Jun 9, 2005	4.48	4.66	4.48	4.59
1563	NASDAQ	VSEC	Wed, Jun 8, 2005	4.53	4.60	4.51	4.52
1562	NASDAQ	VSEC	Tue, Jun 7, 2005	4.65	4.65	4.48	4.53
1561	NASDAQ	VSEC	Mon, Jun 6, 2005	4.73	4.73	4.53	4.56
1560	NASDAQ	VSEC	Fri, Jun 3, 2005	4.84	4.84	4.38	4.58
1559	NASDAQ	VSEC	Thu, Jun 2, 2005	4.81	4.81	4.67	4.74
1558	NASDAQ	VSEC	Wed, Jun 1, 2005	4.67	4.83	4.67	4.73
1557	NASDAQ	VSEC	Tue, May 31, 2005	4.56	4.75	4.52	4.67
1556	NASDAQ	VSEC	Fri, May 27, 2005	4.44	4.54	4.30	4.48
1555	NASDAQ	VSEC	Thu, May 26, 2005	4.29	4.41	4.29	4.41
1554	NASDAQ	VSEC	Wed, May 25, 2005	4.29	4.38	4.29	4.38
1553	NASDAQ	VSEC	Tue, May 24, 2005	4.22	4.38	4.19	4.38
1552	NASDAQ	VSEC	Mon, May 23, 2005	4.13	4.19	4.03	4.18
1551	NASDAQ	VSEC	Fri, May 20, 2005	4.06	4.07	3.99	4.04
1550	NASDAQ	VSEC	Thu, May 19, 2005	4.02	4.02	3.95	3.96
1549	NASDAQ	VSEC	Wed, May 18, 2005	3.89	4.04	3.88	3.96
1548	NASDAQ	VSEC	Tue, May 17, 2005	3.89	3.93	3.89	3.93
1547	NASDAQ	VSEC	Mon, May 16, 2005	3.94	4.00	3.86	3.88
1546	NASDAQ	VSEC	Fri, May 13, 2005	3.88	3.93	3.85	3.85
1545	NASDAQ	VSEC	Thu, May 12, 2005	3.82	3.94	3.82	3.91
1544	NASDAQ	VSEC	Wed, May 11, 2005	3.82	3.88	3.78	3.88
1543	NASDAQ	VSEC	Tue, May 10, 2005	3.76	3.88	3.74	3.86
1542	NASDAQ	VSEC	Mon, May 9, 2005	3.83	3.94	3.74	3.83
1541	NASDAQ	VSEC	Fri, May 6, 2005	3.78	3.81	3.68	3.81
1540	NASDAQ	VSEC	Thu, May 5, 2005	3.65	3.76	3.65	3.76
1539	NASDAQ	VSEC	Wed, May 4, 2005	3.53	3.72	3.53	3.68
1538	NASDAQ	VSEC	Tue, May 3, 2005	3.47	3.57	3.47	3.53
1537	NASDAQ	VSEC	Mon, May 2, 2005	3.56	3.58	3.54	3.56
1536	NASDAQ	VSEC	Fri, Apr 29, 2005	3.81	3.81	3.59	3.61
1535	NASDAQ	VSEC	Thu, Apr 28, 2005	3.87	3.90	3.73	3.73
1534	NASDAQ	VSEC	Wed, Apr 27, 2005	3.70	3.90	3.57	3.85
1533	NASDAQ	VSEC	Tue, Apr 26, 2005	3.75	3.87	3.58	3.71
1532	NASDAQ	VSEC	Mon, Apr 25, 2005	3.66	3.74	3.45	3.58
1531	NASDAQ	VSEC	Fri, Apr 22, 2005	3.10	3.30	3.10	3.27
1530	NASDAQ	VSEC	Thu, Apr 21, 2005	3.29	3.31	3.28	3.31
1529	NASDAQ	VSEC	Wed, Apr 20, 2005	3.25	3.26	3.23	3.25
1528	NASDAQ	VSEC	Tue, Apr 19, 2005	3.20	3.28	3.19	3.21
1527	NASDAQ	VSEC	Mon, Apr 18, 2005	3.11	3.18	3.08	3.14
1526	NASDAQ	VSEC	Fri, Apr 15, 2005	3.34	3.34	2.98	3.08
1525	NASDAQ	VSEC	Thu, Apr 14, 2005	3.53	3.53	3.23	3.34
1524	NASDAQ	VSEC	Wed, Apr 13, 2005	3.62	3.62	3.51	3.51
1523	NASDAQ	VSEC	Tue, Apr 12, 2005	3.53	3.60	3.53	3.56
1522	NASDAQ	VSEC	Mon, Apr 11, 2005	3.63	3.63	3.51	3.51
1521	NASDAQ	VSEC	Fri, Apr 8, 2005	3.69	3.71	3.63	3.63
1520	NASDAQ	VSEC	Thu, Apr 7, 2005	3.75	3.80	3.58	3.75
1519	NASDAQ	VSEC	Wed, Apr 6, 2005	3.60	3.97	3.60	3.75
1518	NASDAQ	VSEC	Tue, Apr 5, 2005	3.31	3.63	3.31	3.59
1517	NASDAQ	VSEC	Mon, Apr 4, 2005	3.50	3.50	3.30	3.31
1516	NASDAQ	VSEC	Fri, Apr 1, 2005	3.50	3.53	3.28	3.41
1515	NASDAQ	VSEC	Thu, Mar 31, 2005	3.13	3.25	3.13	3.20
1514	NASDAQ	VSEC	Wed, Mar 30, 2005	3.13	3.15	3.13	3.13
1513	NASDAQ	VSEC	Tue, Mar 29, 2005	3.21	3.21	3.13	3.15
1512	NASDAQ	VSEC	Mon, Mar 28, 2005	3.15	3.25	3.13	3.19
1511	NASDAQ	VSEC	Thu, Mar 24, 2005	3.06	3.17	3.06	3.17
1510	NASDAQ	VSEC	Wed, Mar 23, 2005	3.04	3.06	3.01	3.06
1509	NASDAQ	VSEC	Tue, Mar 22, 2005	3.12	3.12	3.05	3.09
1508	NASDAQ	VSEC	Mon, Mar 21, 2005	3.07	3.11	3.00	3.11
1507	NASDAQ	VSEC	Fri, Mar 18, 2005	2.84	3.06	2.84	3.02
1506	NASDAQ	VSEC	Thu, Mar 17, 2005	2.81	2.81	2.81	2.81
1505	NASDAQ	VSEC	Wed, Mar 16, 2005	2.85	2.88	2.85	2.85
1504	NASDAQ	VSEC	Tue, Mar 15, 2005	2.84	2.89	2.84	2.89
1503	NASDAQ	VSEC	Mon, Mar 14, 2005	2.88	2.88	2.87	2.87
1502	NASDAQ	VSEC	Fri, Mar 11, 2005	2.88	2.89	2.88	2.89
1501	NASDAQ	VSEC	Wed, Mar 9, 2005	2.89	2.92	2.89	2.89
1500	NASDAQ	VSEC	Tue, Mar 8, 2005	2.79	2.96	2.79	2.87
1499	NASDAQ	VSEC	Mon, Mar 7, 2005	2.97	2.97	2.91	2.91
1498	NASDAQ	VSEC	Fri, Mar 4, 2005	2.85	2.90	2.84	2.90
1497	NASDAQ	VSEC	Thu, Mar 3, 2005	2.86	2.92	2.84	2.85
1496	NASDAQ	VSEC	Wed, Mar 2, 2005	2.85	2.91	2.85	2.86
1495	NASDAQ	VSEC	Tue, Mar 1, 2005	2.96	2.96	2.85	2.85
1494	NASDAQ	VSEC	Mon, Feb 28, 2005	2.88	2.91	2.82	2.85
1493	NASDAQ	VSEC	Fri, Feb 25, 2005	2.83	2.98	2.79	2.91
1492	NASDAQ	VSEC	Thu, Feb 24, 2005	2.85	2.85	2.79	2.84
1491	NASDAQ	VSEC	Wed, Feb 23, 2005	2.95	2.95	2.85	2.88
1490	NASDAQ	VSEC	Tue, Feb 22, 2005	3.19	3.44	2.93	2.95
1489	NASDAQ	VSEC	Fri, Feb 18, 2005	3.12	3.12	3.05	3.12
1488	NASDAQ	VSEC	Thu, Feb 17, 2005	3.07	3.10	3.07	3.07
1487	NASDAQ	VSEC	Wed, Feb 16, 2005	3.07	3.07	3.00	3.07
1486	NASDAQ	VSEC	Tue, Feb 15, 2005	3.08	3.09	3.07	3.07
1485	NASDAQ	VSEC	Mon, Feb 14, 2005	3.05	3.13	3.05	3.11
1484	NASDAQ	VSEC	Fri, Feb 11, 2005	3.12	3.13	3.03	3.10
1483	NASDAQ	VSEC	Thu, Feb 10, 2005	3.04	3.11	3.04	3.11
1482	NASDAQ	VSEC	Wed, Feb 9, 2005	3.01	3.03	2.96	3.03
1481	NASDAQ	VSEC	Tue, Feb 8, 2005	3.00	3.03	2.97	3.01
1480	NASDAQ	VSEC	Mon, Feb 7, 2005	2.96	3.00	2.96	2.99
1479	NASDAQ	VSEC	Fri, Feb 4, 2005	2.88	2.97	2.78	2.97
1478	NASDAQ	VSEC	Thu, Feb 3, 2005	2.88	2.98	2.83	2.88
1477	NASDAQ	VSEC	Wed, Feb 2, 2005	2.88	2.97	2.88	2.88
1476	NASDAQ	VSEC	Tue, Feb 1, 2005	3.00	3.00	2.88	2.89
1475	NASDAQ	VSEC	Mon, Jan 31, 2005	2.88	2.92	2.81	2.92
1474	NASDAQ	VSEC	Fri, Jan 28, 2005	2.77	2.98	2.76	2.87
1473	NASDAQ	VSEC	Thu, Jan 27, 2005	2.74	2.77	2.72	2.76
1472	NASDAQ	VSEC	Wed, Jan 26, 2005	2.71	2.73	2.69	2.70
1471	NASDAQ	VSEC	Tue, Jan 25, 2005	2.70	2.75	2.65	2.65
1470	NASDAQ	VSEC	Mon, Jan 24, 2005	2.69	2.71	2.64	2.65
1469	NASDAQ	VSEC	Fri, Jan 21, 2005	2.71	2.75	2.71	2.71
1468	NASDAQ	VSEC	Thu, Jan 20, 2005	2.66	2.74	2.64	2.71
1467	NASDAQ	VSEC	Wed, Jan 19, 2005	2.79	2.79	2.70	2.74
1466	NASDAQ	VSEC	Tue, Jan 18, 2005	2.86	2.92	2.74	2.75
1465	NASDAQ	VSEC	Fri, Jan 14, 2005	2.83	2.86	2.73	2.74
1464	NASDAQ	VSEC	Thu, Jan 13, 2005	2.88	2.97	2.82	2.83
1463	NASDAQ	VSEC	Wed, Jan 12, 2005	2.84	2.86	2.83	2.85
1462	NASDAQ	VSEC	Tue, Jan 11, 2005	2.86	2.87	2.83	2.84
1461	NASDAQ	VSEC	Mon, Jan 10, 2005	2.85	2.86	2.84	2.84
1460	NASDAQ	VSEC	Fri, Jan 7, 2005	2.86	2.86	2.83	2.84
1459	NASDAQ	VSEC	Thu, Jan 6, 2005	2.83	2.87	2.83	2.86
1458	NASDAQ	VSEC	Wed, Jan 5, 2005	2.98	3.01	2.84	2.88
1457	NASDAQ	VSEC	Tue, Jan 4, 2005	3.16	3.17	2.98	2.98
1456	NASDAQ	VSEC	Mon, Jan 3, 2005	3.19	3.24	3.12	3.14
1455	NASDAQ	VSEC	Fri, Dec 31, 2004	3.11	3.17	3.08	3.15
1454	NASDAQ	VSEC	Thu, Dec 30, 2004	3.05	3.09	3.00	3.08
1453	NASDAQ	VSEC	Wed, Dec 29, 2004	3.03	3.06	3.01	3.03
1452	NASDAQ	VSEC	Tue, Dec 28, 2004	2.99	3.04	2.94	3.02
1451	NASDAQ	VSEC	Mon, Dec 27, 2004	2.86	2.94	2.86	2.94
1450	NASDAQ	VSEC	Thu, Dec 23, 2004	2.85	2.85	2.83	2.84
1449	NASDAQ	VSEC	Wed, Dec 22, 2004	2.82	2.87	2.82	2.86
1448	NASDAQ	VSEC	Tue, Dec 21, 2004	2.89	2.92	2.83	2.85
1447	NASDAQ	VSEC	Mon, Dec 20, 2004	2.88	2.93	2.88	2.89
1446	NASDAQ	VSEC	Fri, Dec 17, 2004	2.90	2.95	2.84	2.90
1445	NASDAQ	VSEC	Thu, Dec 16, 2004	3.00	3.00	2.89	2.90
1444	NASDAQ	VSEC	Wed, Dec 15, 2004	3.00	3.00	2.89	2.93
1443	NASDAQ	VSEC	Tue, Dec 14, 2004	2.86	3.03	2.86	2.95
1442	NASDAQ	VSEC	Mon, Dec 13, 2004	2.97	3.06	2.87	2.92
1441	NASDAQ	VSEC	Fri, Dec 10, 2004	3.03	3.10	2.96	2.97
1440	NASDAQ	VSEC	Thu, Dec 9, 2004	3.07	3.13	3.01	3.03
1439	NASDAQ	VSEC	Wed, Dec 8, 2004	3.15	3.15	3.01	3.07
1438	NASDAQ	VSEC	Tue, Dec 7, 2004	3.06	3.15	3.06	3.10
1437	NASDAQ	VSEC	Mon, Dec 6, 2004	3.19	3.19	3.04	3.11
1436	NASDAQ	VSEC	Fri, Dec 3, 2004	3.06	3.13	2.97	3.04
1435	NASDAQ	VSEC	Thu, Dec 2, 2004	3.21	3.21	3.04	3.10
1434	NASDAQ	VSEC	Wed, Dec 1, 2004	3.29	3.29	3.14	3.20
1433	NASDAQ	VSEC	Tue, Nov 30, 2004	3.33	3.33	3.16	3.17
1432	NASDAQ	VSEC	Mon, Nov 29, 2004	3.20	3.35	3.09	3.21
1431	NASDAQ	VSEC	Fri, Nov 26, 2004	3.33	3.33	3.21	3.25
1430	NASDAQ	VSEC	Wed, Nov 24, 2004	3.37	3.37	3.26	3.32
1429	NASDAQ	VSEC	Tue, Nov 23, 2004	3.42	3.42	3.30	3.35
1428	NASDAQ	VSEC	Mon, Nov 22, 2004	3.43	3.43	3.31	3.34
1427	NASDAQ	VSEC	Fri, Nov 19, 2004	3.45	3.45	3.38	3.42
1426	NASDAQ	VSEC	Thu, Nov 18, 2004	3.41	3.58	3.38	3.41
1425	NASDAQ	VSEC	Wed, Nov 17, 2004	3.50	3.50	3.32	3.37
1424	NASDAQ	VSEC	Tue, Nov 16, 2004	3.33	3.54	3.28	3.41
1423	NASDAQ	VSEC	Mon, Nov 15, 2004	3.36	3.40	3.31	3.36
1422	NASDAQ	VSEC	Fri, Nov 12, 2004	3.16	3.46	3.07	3.31
1421	NASDAQ	VSEC	Thu, Nov 11, 2004	3.35	3.36	3.16	3.17
1420	NASDAQ	VSEC	Wed, Nov 10, 2004	3.14	3.42	3.09	3.27
1419	NASDAQ	VSEC	Tue, Nov 9, 2004	3.16	3.28	3.02	3.07
1418	NASDAQ	VSEC	Mon, Nov 8, 2004	2.97	3.25	2.97	3.22
1417	NASDAQ	VSEC	Fri, Nov 5, 2004	3.19	3.19	2.96	3.01
1416	NASDAQ	VSEC	Thu, Nov 4, 2004	3.16	3.23	3.13	3.15
1415	NASDAQ	VSEC	Wed, Nov 3, 2004	3.30	3.30	3.13	3.17
1414	NASDAQ	VSEC	Tue, Nov 2, 2004	3.20	3.33	3.17	3.18
1413	NASDAQ	VSEC	Mon, Nov 1, 2004	3.33	3.36	3.22	3.27
1412	NASDAQ	VSEC	Fri, Oct 29, 2004	3.78	3.78	3.29	3.32
1411	NASDAQ	VSEC	Thu, Oct 28, 2004	3.24	3.30	3.19	3.23
1410	NASDAQ	VSEC	Wed, Oct 27, 2004	3.16	3.33	3.13	3.25
1409	NASDAQ	VSEC	Tue, Oct 26, 2004	3.29	3.37	3.17	3.28
1408	NASDAQ	VSEC	Mon, Oct 25, 2004	3.47	3.47	3.26	3.27
1407	NASDAQ	VSEC	Fri, Oct 22, 2004	3.50	3.61	3.31	3.34
1406	NASDAQ	VSEC	Thu, Oct 21, 2004	3.49	3.67	3.32	3.54
1405	NASDAQ	VSEC	Wed, Oct 20, 2004	3.37	3.48	3.28	3.41
1404	NASDAQ	VSEC	Tue, Oct 19, 2004	3.54	3.64	3.32	3.36
1403	NASDAQ	VSEC	Mon, Oct 18, 2004	3.51	3.81	3.44	3.54
1402	NASDAQ	VSEC	Fri, Oct 15, 2004	3.14	3.76	3.14	3.59
1401	NASDAQ	VSEC	Thu, Oct 14, 2004	3.27	3.38	3.15	3.19
1400	NASDAQ	VSEC	Wed, Oct 13, 2004	3.44	3.50	3.27	3.29
1399	NASDAQ	VSEC	Tue, Oct 12, 2004	3.50	3.50	3.33	3.41
1398	NASDAQ	VSEC	Mon, Oct 11, 2004	3.50	3.74	3.46	3.57
1397	NASDAQ	VSEC	Fri, Oct 8, 2004	3.53	3.79	3.53	3.57
1396	NASDAQ	VSEC	Thu, Oct 7, 2004	3.84	3.84	3.57	3.61
1395	NASDAQ	VSEC	Wed, Oct 6, 2004	3.66	3.99	3.46	3.82
1394	NASDAQ	VSEC	Tue, Oct 5, 2004	3.50	3.79	3.50	3.66
1393	NASDAQ	VSEC	Mon, Oct 4, 2004	4.08	4.24	3.51	3.57
1392	NASDAQ	VSEC	Fri, Oct 1, 2004	4.08	4.16	3.78	3.99
1391	NASDAQ	VSEC	Thu, Sep 30, 2004	4.13	4.24	3.76	3.83
1390	NASDAQ	VSEC	Wed, Sep 29, 2004	3.34	4.19	3.21	4.16
1389	NASDAQ	VSEC	Tue, Sep 28, 2004	3.51	3.55	3.13	3.24
1388	NASDAQ	VSEC	Mon, Sep 27, 2004	3.05	3.58	2.95	3.29
1387	NASDAQ	VSEC	Fri, Sep 24, 2004	2.27	2.31	2.25	2.31
1386	NASDAQ	VSEC	Thu, Sep 23, 2004	2.33	2.33	2.28	2.28
1385	NASDAQ	VSEC	Wed, Sep 22, 2004	2.33	2.33	2.33	2.33
1384	NASDAQ	VSEC	Fri, Sep 17, 2004	2.39	2.42	2.35	2.35
1383	NASDAQ	VSEC	Thu, Sep 16, 2004	2.40	2.40	2.34	2.38
1382	NASDAQ	VSEC	Mon, Sep 13, 2004	2.19	2.53	2.19	2.40
1381	NASDAQ	VSEC	Fri, Sep 10, 2004	2.28	2.44	2.28	2.44
1380	NASDAQ	VSEC	Thu, Sep 9, 2004	2.22	2.31	2.22	2.31
1379	NASDAQ	VSEC	Wed, Sep 8, 2004	2.22	2.28	2.14	2.23
1378	NASDAQ	VSEC	Tue, Sep 7, 2004	2.18	2.19	2.14	2.17
1377	NASDAQ	VSEC	Mon, Aug 30, 2004	2.07	2.07	2.07	2.07
1376	NASDAQ	VSEC	Thu, Aug 26, 2004	2.11	2.18	2.03	2.18
1375	NASDAQ	VSEC	Wed, Aug 25, 2004	2.19	2.19	2.11	2.11
1374	NASDAQ	VSEC	Tue, Aug 24, 2004	2.16	2.20	2.15	2.19
1373	NASDAQ	VSEC	Mon, Aug 23, 2004	2.18	2.19	2.13	2.19
1372	NASDAQ	VSEC	Fri, Aug 20, 2004	2.12	2.13	2.04	2.13
1371	NASDAQ	VSEC	Thu, Aug 19, 2004	2.12	2.13	2.03	2.03
1370	NASDAQ	VSEC	Wed, Aug 18, 2004	2.03	2.13	2.03	2.03
1369	NASDAQ	VSEC	Tue, Aug 17, 2004	2.12	2.12	1.92	2.08
1368	NASDAQ	VSEC	Fri, Aug 13, 2004	2.01	2.09	2.01	2.09
1367	NASDAQ	VSEC	Thu, Aug 12, 2004	2.02	2.09	2.02	2.09
1366	NASDAQ	VSEC	Tue, Aug 10, 2004	2.00	2.14	2.00	2.08
1365	NASDAQ	VSEC	Fri, Aug 6, 2004	2.13	2.16	2.13	2.13
1364	NASDAQ	VSEC	Thu, Aug 5, 2004	2.20	2.20	2.19	2.19
1363	NASDAQ	VSEC	Tue, Aug 3, 2004	2.19	2.19	2.19	2.19
1362	NASDAQ	VSEC	Mon, Aug 2, 2004	1.75	2.25	1.75	2.19
1361	NASDAQ	VSEC	Fri, Jul 30, 2004	2.50	2.58	2.13	2.20
1360	NASDAQ	VSEC	Wed, Jul 28, 2004	2.48	2.48	2.38	2.38
1359	NASDAQ	VSEC	Tue, Jul 27, 2004	2.50	2.50	2.50	2.50
1358	NASDAQ	VSEC	Mon, Jul 26, 2004	2.50	2.50	2.50	2.50
1357	NASDAQ	VSEC	Fri, Jul 23, 2004	2.48	2.48	2.48	2.48
1356	NASDAQ	VSEC	Thu, Jul 22, 2004	2.50	2.50	2.50	2.50
1355	NASDAQ	VSEC	Wed, Jul 21, 2004	2.50	2.53	2.48	2.48
1354	NASDAQ	VSEC	Tue, Jul 20, 2004	2.53	2.53	2.53	2.53
1353	NASDAQ	VSEC	Fri, Jul 16, 2004	2.50	2.50	2.42	2.42
1352	NASDAQ	VSEC	Thu, Jul 15, 2004	2.49	2.50	2.46	2.46
1351	NASDAQ	VSEC	Mon, Jul 12, 2004	2.38	2.50	2.38	2.49
1350	NASDAQ	VSEC	Fri, Jul 9, 2004	2.47	2.47	2.44	2.44
1349	NASDAQ	VSEC	Thu, Jul 8, 2004	2.50	2.50	2.48	2.49
1348	NASDAQ	VSEC	Wed, Jul 7, 2004	2.49	2.50	2.49	2.50
1347	NASDAQ	VSEC	Tue, Jul 6, 2004	2.50	2.50	2.49	2.49
1346	NASDAQ	VSEC	Fri, Jul 2, 2004	2.50	2.50	2.46	2.48
1345	NASDAQ	VSEC	Thu, Jul 1, 2004	2.44	2.47	2.29	2.41
1344	NASDAQ	VSEC	Wed, Jun 30, 2004	2.41	2.49	2.41	2.49
1343	NASDAQ	VSEC	Tue, Jun 29, 2004	2.38	2.38	2.38	2.38
1342	NASDAQ	VSEC	Mon, Jun 28, 2004	2.35	2.41	2.32	2.41
1341	NASDAQ	VSEC	Fri, Jun 25, 2004	2.36	2.38	2.35	2.35
1340	NASDAQ	VSEC	Thu, Jun 24, 2004	2.35	2.40	2.35	2.36
1339	NASDAQ	VSEC	Wed, Jun 23, 2004	2.42	2.42	2.42	2.42
1338	NASDAQ	VSEC	Mon, Jun 21, 2004	2.40	2.42	2.35	2.42
1337	NASDAQ	VSEC	Fri, Jun 18, 2004	2.47	2.47	2.39	2.39
1336	NASDAQ	VSEC	Thu, Jun 17, 2004	2.44	2.46	2.35	2.46
1335	NASDAQ	VSEC	Wed, Jun 16, 2004	2.44	2.44	2.39	2.44
1334	NASDAQ	VSEC	Tue, Jun 15, 2004	2.29	2.49	2.29	2.41
1333	NASDAQ	VSEC	Mon, Jun 14, 2004	2.04	2.34	2.04	2.22
1332	NASDAQ	VSEC	Wed, Jun 9, 2004	2.18	2.24	2.18	2.24
1331	NASDAQ	VSEC	Tue, Jun 8, 2004	2.34	2.34	2.20	2.22
1330	NASDAQ	VSEC	Mon, Jun 7, 2004	2.19	2.19	2.12	2.17
1329	NASDAQ	VSEC	Fri, Jun 4, 2004	2.11	2.24	2.07	2.24
1328	NASDAQ	VSEC	Thu, Jun 3, 2004	2.04	2.24	2.04	2.16
1327	NASDAQ	VSEC	Wed, Jun 2, 2004	2.17	2.31	2.17	2.24
1326	NASDAQ	VSEC	Tue, Jun 1, 2004	2.10	2.19	2.10	2.18
1325	NASDAQ	VSEC	Fri, May 28, 2004	2.10	2.20	2.10	2.20
1324	NASDAQ	VSEC	Thu, May 27, 2004	2.18	2.18	2.06	2.12
1323	NASDAQ	VSEC	Wed, May 26, 2004	2.05	2.13	2.05	2.13
1322	NASDAQ	VSEC	Tue, May 25, 2004	2.06	2.20	2.06	2.11
1321	NASDAQ	VSEC	Fri, May 21, 2004	2.25	2.28	2.16	2.25
1320	NASDAQ	VSEC	Thu, May 20, 2004	2.01	2.28	2.01	2.28
1319	NASDAQ	VSEC	Wed, May 19, 2004	2.20	2.20	2.05	2.16
1318	NASDAQ	VSEC	Tue, May 18, 2004	1.95	2.10	1.95	2.10
1317	NASDAQ	VSEC	Mon, May 17, 2004	2.24	2.24	2.06	2.07
1316	NASDAQ	VSEC	Fri, May 14, 2004	1.95	2.23	1.95	2.17
1315	NASDAQ	VSEC	Thu, May 13, 2004	1.95	1.95	1.95	1.95
1314	NASDAQ	VSEC	Wed, May 12, 2004	1.94	1.95	1.94	1.95
1313	NASDAQ	VSEC	Tue, May 11, 2004	1.95	1.96	1.95	1.96
1312	NASDAQ	VSEC	Mon, May 10, 2004	1.85	2.01	1.83	1.94
1311	NASDAQ	VSEC	Fri, May 7, 2004	1.97	2.03	1.97	2.01
1310	NASDAQ	VSEC	Thu, May 6, 2004	2.14	2.18	2.01	2.02
1309	NASDAQ	VSEC	Wed, May 5, 2004	1.92	2.49	1.92	2.13
1308	NASDAQ	VSEC	Tue, May 4, 2004	1.89	2.00	1.89	2.00
1307	NASDAQ	VSEC	Mon, May 3, 2004	1.93	2.10	1.85	1.99
1306	NASDAQ	VSEC	Fri, Apr 30, 2004	2.23	2.30	1.95	1.97
1305	NASDAQ	VSEC	Thu, Apr 29, 2004	2.41	2.42	2.26	2.26
1304	NASDAQ	VSEC	Wed, Apr 28, 2004	2.42	2.51	2.42	2.45
1303	NASDAQ	VSEC	Tue, Apr 27, 2004	2.63	2.78	2.47	2.51
1302	NASDAQ	VSEC	Mon, Apr 26, 2004	2.34	2.50	2.34	2.45
1301	NASDAQ	VSEC	Fri, Apr 23, 2004	2.44	2.44	2.39	2.39
1300	NASDAQ	VSEC	Thu, Apr 22, 2004	2.50	2.50	2.32	2.44
1299	NASDAQ	VSEC	Wed, Apr 21, 2004	2.44	2.51	2.25	2.39
1298	NASDAQ	VSEC	Tue, Apr 20, 2004	2.51	2.58	2.48	2.50
1297	NASDAQ	VSEC	Mon, Apr 19, 2004	2.44	2.72	2.44	2.63
1296	NASDAQ	VSEC	Fri, Apr 16, 2004	2.89	2.89	2.45	2.61
1295	NASDAQ	VSEC	Thu, Apr 15, 2004	2.94	3.07	2.85	2.89
1294	NASDAQ	VSEC	Wed, Apr 14, 2004	2.85	3.16	2.85	2.94
1293	NASDAQ	VSEC	Tue, Apr 13, 2004	3.19	3.19	3.00	3.02
1292	NASDAQ	VSEC	Mon, Apr 12, 2004	3.00	3.36	2.78	3.06
1291	NASDAQ	VSEC	Thu, Apr 8, 2004	3.17	3.23	2.77	2.88
1290	NASDAQ	VSEC	Wed, Apr 7, 2004	2.92	3.38	2.61	3.04
1289	NASDAQ	VSEC	Tue, Apr 6, 2004	2.90	2.92	2.76	2.88
1288	NASDAQ	VSEC	Mon, Apr 5, 2004	2.63	2.93	2.63	2.89
1287	NASDAQ	VSEC	Fri, Apr 2, 2004	2.42	2.66	2.42	2.64
1286	NASDAQ	VSEC	Thu, Apr 1, 2004	2.38	2.49	2.26	2.42
1285	NASDAQ	VSEC	Wed, Mar 31, 2004	2.26	2.36	2.26	2.36
1284	NASDAQ	VSEC	Tue, Mar 30, 2004	2.25	2.26	2.25	2.26
1283	NASDAQ	VSEC	Mon, Mar 29, 2004	2.17	2.25	2.17	2.25
1282	NASDAQ	VSEC	Fri, Mar 26, 2004	2.29	2.29	1.93	2.16
1281	NASDAQ	VSEC	Thu, Mar 25, 2004	2.28	2.29	2.23	2.29
1280	NASDAQ	VSEC	Tue, Mar 23, 2004	2.21	2.28	2.19	2.27
1279	NASDAQ	VSEC	Mon, Mar 22, 2004	2.11	2.26	2.09	2.26
1278	NASDAQ	VSEC	Thu, Mar 18, 2004	2.13	2.16	2.13	2.16
1277	NASDAQ	VSEC	Wed, Mar 17, 2004	2.18	2.18	2.18	2.18
1276	NASDAQ	VSEC	Tue, Mar 16, 2004	2.20	2.20	2.12	2.13
1275	NASDAQ	VSEC	Mon, Mar 15, 2004	2.20	2.20	2.12	2.20
1274	NASDAQ	VSEC	Fri, Mar 12, 2004	2.22	2.31	2.22	2.26
1273	NASDAQ	VSEC	Thu, Mar 11, 2004	2.12	2.28	2.12	2.22
1272	NASDAQ	VSEC	Wed, Mar 10, 2004	2.17	2.17	1.88	2.13
1271	NASDAQ	VSEC	Mon, Mar 8, 2004	2.13	2.24	1.99	2.22
1270	NASDAQ	VSEC	Fri, Mar 5, 2004	2.15	2.19	2.07	2.16
1269	NASDAQ	VSEC	Thu, Mar 4, 2004	2.15	2.23	2.15	2.23
1268	NASDAQ	VSEC	Wed, Mar 3, 2004	2.31	2.31	2.16	2.22
1267	NASDAQ	VSEC	Tue, Mar 2, 2004	2.22	2.30	2.22	2.29
1266	NASDAQ	VSEC	Mon, Mar 1, 2004	2.16	2.28	2.14	2.19
1265	NASDAQ	VSEC	Fri, Feb 27, 2004	2.30	2.30	2.13	2.14
1264	NASDAQ	VSEC	Thu, Feb 26, 2004	2.19	2.36	2.00	2.14
1263	NASDAQ	VSEC	Wed, Feb 25, 2004	2.31	2.39	2.25	2.31
1262	NASDAQ	VSEC	Tue, Feb 24, 2004	2.16	2.36	2.14	2.22
1261	NASDAQ	VSEC	Mon, Feb 23, 2004	2.00	2.18	1.97	2.13
1260	NASDAQ	VSEC	Fri, Feb 20, 2004	2.00	2.08	1.98	2.08
1259	NASDAQ	VSEC	Thu, Feb 19, 2004	2.10	2.10	2.06	2.06
1258	NASDAQ	VSEC	Wed, Feb 18, 2004	2.09	2.10	2.08	2.10
1257	NASDAQ	VSEC	Tue, Feb 17, 2004	2.08	2.08	2.06	2.08
1256	NASDAQ	VSEC	Fri, Feb 13, 2004	2.07	2.07	2.07	2.07
1255	NASDAQ	VSEC	Thu, Feb 12, 2004	1.98	2.08	1.98	1.98
1254	NASDAQ	VSEC	Wed, Feb 11, 2004	2.03	2.09	2.03	2.09
1253	NASDAQ	VSEC	Tue, Feb 10, 2004	1.80	2.06	1.76	2.06
1252	NASDAQ	VSEC	Mon, Feb 9, 2004	1.98	2.04	1.92	2.04
1251	NASDAQ	VSEC	Fri, Feb 6, 2004	1.96	2.11	1.80	1.91
1250	NASDAQ	VSEC	Thu, Feb 5, 2004	1.66	1.95	1.66	1.95
1249	NASDAQ	VSEC	Wed, Feb 4, 2004	1.66	1.66	1.66	1.66
1248	NASDAQ	VSEC	Mon, Feb 2, 2004	1.64	1.64	1.64	1.64
1247	NASDAQ	VSEC	Thu, Jan 29, 2004	1.66	1.75	1.66	1.75
1246	NASDAQ	VSEC	Wed, Jan 28, 2004	1.75	1.75	1.75	1.75
1245	NASDAQ	VSEC	Tue, Jan 27, 2004	1.73	1.74	1.73	1.74
1244	NASDAQ	VSEC	Mon, Jan 26, 2004	1.66	1.72	1.66	1.72
1243	NASDAQ	VSEC	Tue, Jan 20, 2004	1.63	1.66	1.63	1.66
1242	NASDAQ	VSEC	Fri, Jan 16, 2004	1.58	1.63	1.58	1.63
1241	NASDAQ	VSEC	Mon, Jan 12, 2004	1.58	1.58	1.57	1.57
1240	NASDAQ	VSEC	Fri, Jan 9, 2004	1.57	1.57	1.57	1.57
1239	NASDAQ	VSEC	Wed, Jan 7, 2004	1.66	1.72	1.63	1.72
1238	NASDAQ	VSEC	Tue, Jan 6, 2004	1.57	1.57	1.57	1.57
1237	NASDAQ	VSEC	Mon, Jan 5, 2004	1.61	1.61	1.54	1.54
1236	NASDAQ	VSEC	Fri, Jan 2, 2004	1.63	1.65	1.61	1.61
1235	NASDAQ	VSEC	Wed, Dec 31, 2003	1.58	1.66	1.58	1.66
1234	NASDAQ	VSEC	Fri, Dec 26, 2003	1.64	1.64	1.64	1.64
1233	NASDAQ	VSEC	Tue, Dec 23, 2003	1.65	1.65	1.61	1.61
1232	NASDAQ	VSEC	Mon, Dec 22, 2003	1.63	1.63	1.56	1.56
1231	NASDAQ	VSEC	Fri, Dec 19, 2003	1.56	1.56	1.56	1.56
1230	NASDAQ	VSEC	Wed, Dec 17, 2003	1.66	1.66	1.63	1.63
1229	NASDAQ	VSEC	Tue, Dec 16, 2003	1.63	1.63	1.63	1.63
1228	NASDAQ	VSEC	Mon, Dec 15, 2003	1.68	1.68	1.54	1.63
1227	NASDAQ	VSEC	Fri, Dec 12, 2003	1.59	1.69	1.59	1.69
1226	NASDAQ	VSEC	Thu, Dec 11, 2003	1.66	1.66	1.63	1.66
1225	NASDAQ	VSEC	Wed, Dec 10, 2003	1.59	1.65	1.59	1.65
1224	NASDAQ	VSEC	Tue, Dec 9, 2003	1.59	1.59	1.58	1.58
1223	NASDAQ	VSEC	Mon, Dec 8, 2003	1.50	1.55	1.50	1.55
1222	NASDAQ	VSEC	Thu, Dec 4, 2003	1.53	1.53	1.53	1.53
1221	NASDAQ	VSEC	Wed, Dec 3, 2003	1.53	1.53	1.53	1.53
1220	NASDAQ	VSEC	Tue, Dec 2, 2003	1.52	1.57	1.52	1.57
1219	NASDAQ	VSEC	Mon, Dec 1, 2003	1.54	1.54	1.49	1.52
1218	NASDAQ	VSEC	Fri, Nov 28, 2003	1.54	1.54	1.54	1.54
1217	NASDAQ	VSEC	Wed, Nov 26, 2003	1.53	1.54	1.53	1.54
1216	NASDAQ	VSEC	Tue, Nov 25, 2003	1.53	1.53	1.53	1.53
1215	NASDAQ	VSEC	Mon, Nov 24, 2003	1.50	1.50	1.50	1.50
1214	NASDAQ	VSEC	Fri, Nov 21, 2003	1.49	1.49	1.49	1.49
1213	NASDAQ	VSEC	Thu, Nov 20, 2003	1.47	1.49	1.47	1.49
1212	NASDAQ	VSEC	Wed, Nov 19, 2003	1.49	1.54	1.49	1.54
1211	NASDAQ	VSEC	Fri, Nov 14, 2003	1.51	1.54	1.51	1.54
1210	NASDAQ	VSEC	Thu, Nov 13, 2003	1.48	1.51	1.48	1.48
1209	NASDAQ	VSEC	Wed, Nov 12, 2003	1.50	1.51	1.47	1.48
1208	NASDAQ	VSEC	Mon, Nov 10, 2003	1.50	1.50	1.50	1.50
1207	NASDAQ	VSEC	Fri, Nov 7, 2003	1.50	1.50	1.48	1.49
1206	NASDAQ	VSEC	Thu, Nov 6, 2003	1.56	1.57	1.56	1.57
1205	NASDAQ	VSEC	Wed, Nov 5, 2003	1.54	1.56	1.54	1.56
1204	NASDAQ	VSEC	Tue, Nov 4, 2003	1.48	1.52	1.48	1.52
1203	NASDAQ	VSEC	Mon, Nov 3, 2003	1.50	1.50	1.49	1.49
1202	NASDAQ	VSEC	Fri, Oct 31, 2003	1.57	1.61	1.46	1.59
1201	NASDAQ	VSEC	Thu, Oct 30, 2003	1.59	1.59	1.59	1.59
1200	NASDAQ	VSEC	Wed, Oct 29, 2003	1.52	1.67	1.38	1.53
1199	NASDAQ	VSEC	Tue, Oct 28, 2003	1.52	1.69	1.52	1.68
1198	NASDAQ	VSEC	Mon, Oct 27, 2003	1.48	1.56	1.47	1.56
1197	NASDAQ	VSEC	Fri, Oct 24, 2003	1.57	1.57	1.32	1.53
1196	NASDAQ	VSEC	Thu, Oct 23, 2003	1.59	1.59	1.59	1.59
1195	NASDAQ	VSEC	Wed, Oct 22, 2003	1.59	1.59	1.59	1.59
1194	NASDAQ	VSEC	Tue, Oct 21, 2003	1.56	1.56	1.56	1.56
1193	NASDAQ	VSEC	Mon, Oct 20, 2003	1.57	1.57	1.53	1.53
1192	NASDAQ	VSEC	Fri, Oct 17, 2003	1.59	1.59	1.58	1.58
1191	NASDAQ	VSEC	Thu, Oct 16, 2003	1.63	1.63	1.58	1.58
1190	NASDAQ	VSEC	Wed, Oct 15, 2003	1.65	1.65	1.65	1.65
1189	NASDAQ	VSEC	Tue, Oct 14, 2003	1.64	1.66	1.61	1.61
1188	NASDAQ	VSEC	Mon, Oct 13, 2003	1.61	1.61	1.61	1.61
1187	NASDAQ	VSEC	Thu, Oct 9, 2003	1.56	1.63	1.53	1.63
1186	NASDAQ	VSEC	Tue, Oct 7, 2003	1.61	1.69	1.61	1.69
1185	NASDAQ	VSEC	Mon, Oct 6, 2003	1.57	1.63	1.57	1.63
1184	NASDAQ	VSEC	Fri, Oct 3, 2003	1.53	1.59	1.53	1.59
1183	NASDAQ	VSEC	Thu, Oct 2, 2003	1.53	1.57	1.52	1.53
1182	NASDAQ	VSEC	Wed, Oct 1, 2003	1.54	1.56	1.50	1.50
1181	NASDAQ	VSEC	Tue, Sep 30, 2003	1.54	1.54	1.54	1.54
1180	NASDAQ	VSEC	Mon, Sep 29, 2003	1.52	1.52	1.52	1.52
1179	NASDAQ	VSEC	Fri, Sep 26, 2003	1.55	1.55	1.52	1.53
1178	NASDAQ	VSEC	Thu, Sep 25, 2003	1.55	1.59	1.55	1.56
1177	NASDAQ	VSEC	Wed, Sep 24, 2003	1.55	1.55	1.55	1.55
1176	NASDAQ	VSEC	Tue, Sep 23, 2003	1.55	1.55	1.48	1.53
1175	NASDAQ	VSEC	Mon, Sep 22, 2003	1.47	1.59	1.47	1.56
1174	NASDAQ	VSEC	Fri, Sep 19, 2003	1.47	1.57	1.45	1.52
1173	NASDAQ	VSEC	Thu, Sep 18, 2003	1.50	1.50	1.48	1.48
1172	NASDAQ	VSEC	Wed, Sep 17, 2003	1.53	1.53	1.45	1.50
1171	NASDAQ	VSEC	Tue, Sep 16, 2003	1.47	1.56	1.47	1.56
1170	NASDAQ	VSEC	Mon, Sep 15, 2003	1.51	1.51	1.46	1.50
1169	NASDAQ	VSEC	Fri, Sep 12, 2003	1.51	1.55	1.51	1.55
1168	NASDAQ	VSEC	Thu, Sep 11, 2003	1.54	1.56	1.53	1.56
1167	NASDAQ	VSEC	Wed, Sep 10, 2003	1.55	1.56	1.50	1.56
1166	NASDAQ	VSEC	Tue, Sep 9, 2003	1.51	1.55	1.42	1.42
1165	NASDAQ	VSEC	Mon, Sep 8, 2003	1.46	1.55	1.44	1.52
1164	NASDAQ	VSEC	Fri, Sep 5, 2003	1.46	1.52	1.46	1.49
1163	NASDAQ	VSEC	Thu, Sep 4, 2003	1.52	1.52	1.50	1.50
1162	NASDAQ	VSEC	Wed, Sep 3, 2003	1.54	1.55	1.51	1.55
1161	NASDAQ	VSEC	Tue, Sep 2, 2003	1.54	1.55	1.53	1.55
1160	NASDAQ	VSEC	Fri, Aug 29, 2003	1.54	1.54	1.50	1.50
1159	NASDAQ	VSEC	Thu, Aug 28, 2003	1.52	1.52	1.52	1.52
1158	NASDAQ	VSEC	Wed, Aug 27, 2003	1.52	1.53	1.52	1.53
1157	NASDAQ	VSEC	Tue, Aug 26, 2003	1.55	1.55	1.51	1.54
1156	NASDAQ	VSEC	Fri, Aug 22, 2003	1.54	1.56	1.53	1.54
1155	NASDAQ	VSEC	Thu, Aug 21, 2003	1.53	1.55	1.53	1.54
1154	NASDAQ	VSEC	Tue, Aug 19, 2003	1.53	1.55	1.49	1.52
1153	NASDAQ	VSEC	Mon, Aug 18, 2003	1.53	1.54	1.52	1.53
1152	NASDAQ	VSEC	Thu, Aug 14, 2003	1.54	1.54	1.50	1.51
1151	NASDAQ	VSEC	Wed, Aug 13, 2003	1.55	1.55	1.49	1.50
1150	NASDAQ	VSEC	Tue, Aug 12, 2003	1.49	1.56	1.44	1.56
1149	NASDAQ	VSEC	Mon, Aug 11, 2003	1.44	1.53	1.44	1.53
1148	NASDAQ	VSEC	Fri, Aug 8, 2003	1.44	1.44	1.44	1.44
1147	NASDAQ	VSEC	Thu, Aug 7, 2003	1.49	1.52	1.49	1.52
1146	NASDAQ	VSEC	Wed, Aug 6, 2003	1.51	1.51	1.42	1.45
1145	NASDAQ	VSEC	Tue, Aug 5, 2003	1.50	1.52	1.50	1.52
1144	NASDAQ	VSEC	Mon, Aug 4, 2003	1.51	1.51	1.50	1.50
1143	NASDAQ	VSEC	Fri, Aug 1, 2003	1.52	1.52	1.52	1.52
1142	NASDAQ	VSEC	Thu, Jul 31, 2003	1.56	1.56	1.52	1.52
1141	NASDAQ	VSEC	Wed, Jul 30, 2003	1.50	1.50	1.50	1.50
1140	NASDAQ	VSEC	Tue, Jul 29, 2003	1.53	1.53	1.53	1.53
1139	NASDAQ	VSEC	Mon, Jul 28, 2003	1.54	1.54	1.54	1.54
1138	NASDAQ	VSEC	Fri, Jul 25, 2003	1.60	1.61	1.60	1.61
1137	NASDAQ	VSEC	Thu, Jul 24, 2003	1.38	1.60	1.38	1.60
1136	NASDAQ	VSEC	Wed, Jul 23, 2003	1.47	1.50	1.28	1.38
1135	NASDAQ	VSEC	Fri, Jul 18, 2003	1.56	1.63	1.50	1.50
1134	NASDAQ	VSEC	Thu, Jul 17, 2003	1.62	1.62	1.47	1.47
1133	NASDAQ	VSEC	Wed, Jul 16, 2003	1.53	1.53	1.52	1.52
1132	NASDAQ	VSEC	Tue, Jul 15, 2003	1.62	1.73	1.61	1.68
1131	NASDAQ	VSEC	Mon, Jul 14, 2003	1.62	1.62	1.62	1.62
1130	NASDAQ	VSEC	Fri, Jul 11, 2003	1.53	1.62	1.53	1.62
1129	NASDAQ	VSEC	Thu, Jul 10, 2003	1.58	1.58	1.58	1.58
1128	NASDAQ	VSEC	Wed, Jul 9, 2003	1.53	1.58	1.53	1.58
1127	NASDAQ	VSEC	Thu, Jul 3, 2003	1.45	1.56	1.45	1.56
1126	NASDAQ	VSEC	Fri, Jun 27, 2003	1.56	1.56	1.56	1.56
1125	NASDAQ	VSEC	Thu, Jun 26, 2003	1.44	1.60	1.44	1.60
1124	NASDAQ	VSEC	Wed, Jun 25, 2003	1.41	1.50	1.41	1.50
1123	NASDAQ	VSEC	Mon, Jun 23, 2003	1.44	1.46	1.44	1.44
1122	NASDAQ	VSEC	Fri, Jun 20, 2003	1.50	1.53	1.50	1.53
1121	NASDAQ	VSEC	Thu, Jun 19, 2003	1.48	1.50	1.44	1.50
1120	NASDAQ	VSEC	Mon, Jun 16, 2003	1.48	1.53	1.48	1.50
1119	NASDAQ	VSEC	Fri, Jun 13, 2003	1.50	1.50	1.50	1.50
1118	NASDAQ	VSEC	Thu, Jun 12, 2003	1.52	1.52	1.50	1.52
1117	NASDAQ	VSEC	Wed, Jun 11, 2003	1.47	1.51	1.47	1.51
1116	NASDAQ	VSEC	Tue, Jun 10, 2003	1.39	1.49	1.39	1.49
1115	NASDAQ	VSEC	Mon, Jun 9, 2003	1.37	1.39	1.37	1.39
1114	NASDAQ	VSEC	Thu, Jun 5, 2003	1.29	1.38	1.29	1.33
1113	NASDAQ	VSEC	Wed, Jun 4, 2003	1.35	1.35	1.26	1.29
1112	NASDAQ	VSEC	Tue, Jun 3, 2003	1.36	1.42	1.34	1.38
1111	NASDAQ	VSEC	Mon, Jun 2, 2003	1.34	1.35	1.29	1.32
1110	NASDAQ	VSEC	Fri, May 30, 2003	1.24	1.36	1.24	1.33
1109	NASDAQ	VSEC	Thu, May 29, 2003	1.21	1.21	1.21	1.21
1108	NASDAQ	VSEC	Wed, May 28, 2003	1.24	1.24	1.20	1.20
1107	NASDAQ	VSEC	Tue, May 27, 2003	1.24	1.24	1.19	1.21
1106	NASDAQ	VSEC	Fri, May 23, 2003	1.25	1.25	1.24	1.24
1105	NASDAQ	VSEC	Thu, May 22, 2003	1.26	1.26	1.19	1.19
1104	NASDAQ	VSEC	Tue, May 20, 2003	1.21	1.23	1.19	1.23
1103	NASDAQ	VSEC	Wed, May 14, 2003	1.29	1.29	1.21	1.26
1102	NASDAQ	VSEC	Tue, May 13, 2003	1.31	1.31	1.27	1.27
1101	NASDAQ	VSEC	Mon, May 12, 2003	1.34	1.34	1.34	1.34
1100	NASDAQ	VSEC	Fri, May 2, 2003	1.40	1.40	1.39	1.39
1099	NASDAQ	VSEC	Thu, May 1, 2003	1.38	1.45	1.34	1.41
1098	NASDAQ	VSEC	Tue, Apr 29, 2003	1.26	1.40	1.26	1.40
1097	NASDAQ	VSEC	Mon, Apr 28, 2003	1.17	1.22	1.17	1.22
1096	NASDAQ	VSEC	Fri, Apr 25, 2003	1.18	1.18	1.18	1.18
1095	NASDAQ	VSEC	Mon, Apr 21, 2003	1.18	1.19	1.17	1.19
1094	NASDAQ	VSEC	Thu, Apr 17, 2003	1.15	1.18	1.14	1.16
1093	NASDAQ	VSEC	Wed, Apr 16, 2003	1.17	1.17	1.17	1.17
1092	NASDAQ	VSEC	Tue, Apr 15, 2003	1.11	1.14	1.11	1.14
1091	NASDAQ	VSEC	Fri, Apr 11, 2003	1.11	1.13	1.11	1.13
1090	NASDAQ	VSEC	Wed, Apr 9, 2003	1.13	1.13	1.08	1.10
1089	NASDAQ	VSEC	Tue, Apr 8, 2003	1.13	1.13	1.09	1.09
1088	NASDAQ	VSEC	Mon, Apr 7, 2003	1.10	1.10	0.98	1.06
1087	NASDAQ	VSEC	Fri, Apr 4, 2003	1.15	1.15	1.15	1.15
1086	NASDAQ	VSEC	Wed, Apr 2, 2003	1.14	1.14	1.14	1.14
1085	NASDAQ	VSEC	Thu, Mar 27, 2003	1.09	1.17	1.09	1.17
1084	NASDAQ	VSEC	Wed, Mar 26, 2003	1.04	1.19	1.02	1.10
1083	NASDAQ	VSEC	Tue, Mar 25, 2003	1.26	1.26	1.05	1.13
1082	NASDAQ	VSEC	Mon, Mar 24, 2003	1.30	1.30	1.23	1.23
1081	NASDAQ	VSEC	Fri, Mar 21, 2003	1.18	1.28	1.18	1.28
1080	NASDAQ	VSEC	Thu, Mar 20, 2003	1.24	1.27	1.17	1.17
1079	NASDAQ	VSEC	Wed, Mar 19, 2003	1.24	1.25	1.22	1.24
1078	NASDAQ	VSEC	Tue, Mar 18, 2003	1.22	1.27	1.22	1.25
1077	NASDAQ	VSEC	Mon, Mar 17, 2003	1.20	1.22	1.18	1.22
1076	NASDAQ	VSEC	Fri, Mar 14, 2003	1.20	1.20	1.20	1.20
1075	NASDAQ	VSEC	Thu, Mar 13, 2003	1.22	1.22	1.11	1.19
1074	NASDAQ	VSEC	Wed, Mar 12, 2003	1.22	1.24	1.22	1.23
1073	NASDAQ	VSEC	Tue, Mar 11, 2003	1.19	1.21	1.19	1.21
1072	NASDAQ	VSEC	Mon, Mar 10, 2003	1.19	1.23	1.19	1.19
1071	NASDAQ	VSEC	Fri, Mar 7, 2003	1.50	1.50	1.13	1.23
1070	NASDAQ	VSEC	Thu, Mar 6, 2003	1.45	1.48	1.44	1.48
1069	NASDAQ	VSEC	Wed, Mar 5, 2003	1.48	1.48	1.34	1.44
1068	NASDAQ	VSEC	Tue, Mar 4, 2003	1.53	1.53	1.49	1.49
1067	NASDAQ	VSEC	Mon, Mar 3, 2003	1.48	1.53	1.44	1.53
1066	NASDAQ	VSEC	Fri, Feb 28, 2003	1.48	1.50	1.48	1.50
1065	NASDAQ	VSEC	Thu, Feb 27, 2003	1.47	1.51	1.45	1.46
1064	NASDAQ	VSEC	Wed, Feb 26, 2003	1.48	1.49	1.42	1.47
1063	NASDAQ	VSEC	Tue, Feb 25, 2003	1.63	1.66	1.38	1.46
1062	NASDAQ	VSEC	Mon, Feb 24, 2003	1.63	1.63	1.62	1.62
1061	NASDAQ	VSEC	Fri, Feb 21, 2003	1.62	1.65	1.62	1.65
1060	NASDAQ	VSEC	Thu, Feb 20, 2003	1.63	1.63	1.63	1.63
1059	NASDAQ	VSEC	Wed, Feb 19, 2003	1.65	1.67	1.64	1.66
1058	NASDAQ	VSEC	Tue, Feb 18, 2003	1.57	1.65	1.57	1.64
1057	NASDAQ	VSEC	Fri, Feb 14, 2003	1.53	1.58	1.53	1.57
1056	NASDAQ	VSEC	Thu, Feb 13, 2003	1.50	1.56	1.47	1.56
1055	NASDAQ	VSEC	Wed, Feb 12, 2003	1.56	1.60	1.46	1.51
1054	NASDAQ	VSEC	Tue, Feb 11, 2003	1.56	1.67	1.44	1.61
1053	NASDAQ	VSEC	Mon, Feb 10, 2003	1.59	1.64	1.58	1.64
1052	NASDAQ	VSEC	Fri, Feb 7, 2003	1.58	1.58	1.56	1.57
1051	NASDAQ	VSEC	Thu, Feb 6, 2003	1.63	1.63	1.58	1.58
1050	NASDAQ	VSEC	Wed, Feb 5, 2003	1.66	1.66	1.56	1.56
1049	NASDAQ	VSEC	Tue, Feb 4, 2003	1.68	1.75	1.56	1.69
1048	NASDAQ	VSEC	Mon, Feb 3, 2003	1.38	1.69	1.37	1.63
1047	NASDAQ	VSEC	Fri, Jan 31, 2003	1.37	1.38	1.37	1.38
1046	NASDAQ	VSEC	Thu, Jan 30, 2003	1.41	1.41	1.31	1.37
1045	NASDAQ	VSEC	Tue, Jan 28, 2003	1.40	1.40	1.35	1.39
1044	NASDAQ	VSEC	Mon, Jan 27, 2003	1.38	1.39	1.38	1.39
1043	NASDAQ	VSEC	Fri, Jan 24, 2003	1.41	1.41	1.38	1.40
1042	NASDAQ	VSEC	Wed, Jan 22, 2003	1.39	1.41	1.36	1.40
1041	NASDAQ	VSEC	Tue, Jan 21, 2003	1.40	1.41	1.40	1.41
1040	NASDAQ	VSEC	Thu, Jan 16, 2003	1.39	1.40	1.39	1.40
1039	NASDAQ	VSEC	Wed, Jan 15, 2003	1.35	1.39	1.35	1.39
1038	NASDAQ	VSEC	Tue, Jan 14, 2003	1.35	1.38	1.26	1.35
1037	NASDAQ	VSEC	Mon, Jan 13, 2003	1.34	1.36	1.27	1.36
1036	NASDAQ	VSEC	Fri, Jan 10, 2003	1.35	1.37	1.29	1.31
1035	NASDAQ	VSEC	Thu, Jan 9, 2003	1.29	1.34	1.27	1.34
1034	NASDAQ	VSEC	Wed, Jan 8, 2003	1.16	1.28	1.16	1.27
1033	NASDAQ	VSEC	Tue, Jan 7, 2003	1.23	1.23	1.17	1.19
1032	NASDAQ	VSEC	Mon, Jan 6, 2003	1.31	1.35	1.21	1.21
1031	NASDAQ	VSEC	Fri, Jan 3, 2003	1.34	1.34	1.27	1.27
1030	NASDAQ	VSEC	Thu, Jan 2, 2003	1.35	1.36	1.35	1.35
1029	NASDAQ	VSEC	Tue, Dec 31, 2002	1.30	1.35	1.30	1.35
1028	NASDAQ	VSEC	Fri, Dec 27, 2002	1.34	1.34	1.31	1.31
1027	NASDAQ	VSEC	Thu, Dec 26, 2002	1.36	1.36	1.36	1.36
1026	NASDAQ	VSEC	Fri, Dec 20, 2002	1.38	1.39	1.38	1.39
1025	NASDAQ	VSEC	Thu, Dec 19, 2002	1.38	1.38	1.38	1.38
1024	NASDAQ	VSEC	Wed, Dec 18, 2002	1.31	1.39	1.31	1.33
1023	NASDAQ	VSEC	Tue, Dec 17, 2002	1.31	1.35	1.28	1.35
1022	NASDAQ	VSEC	Mon, Dec 16, 2002	1.29	1.31	1.28	1.31
1021	NASDAQ	VSEC	Fri, Dec 13, 2002	1.31	1.31	1.25	1.25
1020	NASDAQ	VSEC	Thu, Dec 12, 2002	1.28	1.35	1.28	1.31
1019	NASDAQ	VSEC	Wed, Dec 11, 2002	1.36	1.36	1.27	1.28
1018	NASDAQ	VSEC	Tue, Dec 10, 2002	1.33	1.39	1.33	1.38
1017	NASDAQ	VSEC	Mon, Dec 9, 2002	1.34	1.36	1.34	1.34
1016	NASDAQ	VSEC	Fri, Dec 6, 2002	1.37	1.38	1.34	1.35
1015	NASDAQ	VSEC	Thu, Dec 5, 2002	1.36	1.38	1.34	1.38
1014	NASDAQ	VSEC	Wed, Dec 4, 2002	1.37	1.37	1.32	1.34
1013	NASDAQ	VSEC	Tue, Dec 3, 2002	1.38	1.40	1.36	1.39
1012	NASDAQ	VSEC	Mon, Dec 2, 2002	1.40	1.40	1.38	1.38
1011	NASDAQ	VSEC	Fri, Nov 29, 2002	1.38	1.40	1.37	1.40
1010	NASDAQ	VSEC	Wed, Nov 27, 2002	1.25	1.44	1.25	1.39
1009	NASDAQ	VSEC	Tue, Nov 26, 2002	1.26	1.29	1.15	1.23
1008	NASDAQ	VSEC	Mon, Nov 25, 2002	1.00	1.29	1.00	1.29
1007	NASDAQ	VSEC	Fri, Nov 22, 2002	1.00	1.00	0.98	0.98
1006	NASDAQ	VSEC	Thu, Nov 21, 2002	1.00	1.00	1.00	1.00
1005	NASDAQ	VSEC	Wed, Nov 20, 2002	0.90	0.97	0.90	0.97
1004	NASDAQ	VSEC	Mon, Nov 18, 2002	0.91	0.91	0.91	0.91
1003	NASDAQ	VSEC	Thu, Nov 14, 2002	0.89	0.89	0.88	0.88
1002	NASDAQ	VSEC	Wed, Nov 13, 2002	0.89	0.89	0.89	0.89
1001	NASDAQ	VSEC	Tue, Nov 12, 2002	0.97	0.97	0.97	0.97
1000	NASDAQ	VSEC	Tue, Nov 5, 2002	0.90	0.90	0.90	0.90
999	NASDAQ	VSEC	Fri, Nov 1, 2002	0.89	0.89	0.88	0.88
998	NASDAQ	VSEC	Mon, Oct 28, 2002	0.91	0.91	0.89	0.89
997	NASDAQ	VSEC	Fri, Oct 25, 2002	0.94	0.94	0.91	0.94
996	NASDAQ	VSEC	Thu, Oct 24, 2002	0.94	0.97	0.89	0.91
995	NASDAQ	VSEC	Wed, Oct 23, 2002	0.88	0.88	0.88	0.88
994	NASDAQ	VSEC	Wed, Oct 16, 2002	1.00	1.00	0.86	0.97
993	NASDAQ	VSEC	Tue, Oct 15, 2002	0.97	1.00	0.97	1.00
992	NASDAQ	VSEC	Mon, Oct 14, 2002	0.92	0.92	0.92	0.92
991	NASDAQ	VSEC	Fri, Oct 11, 2002	0.93	0.93	0.93	0.93
990	NASDAQ	VSEC	Thu, Oct 10, 2002	0.87	0.88	0.87	0.88
989	NASDAQ	VSEC	Wed, Oct 9, 2002	0.91	0.91	0.83	0.83
988	NASDAQ	VSEC	Tue, Oct 8, 2002	0.95	0.95	0.91	0.91
987	NASDAQ	VSEC	Fri, Oct 4, 2002	0.99	0.99	0.99	0.99
986	NASDAQ	VSEC	Thu, Oct 3, 2002	0.99	0.99	0.99	0.99
985	NASDAQ	VSEC	Tue, Oct 1, 2002	1.02	1.02	1.02	1.02
984	NASDAQ	VSEC	Fri, Sep 27, 2002	1.02	1.02	1.02	1.02
983	NASDAQ	VSEC	Wed, Sep 25, 2002	0.94	1.01	0.94	0.99
982	NASDAQ	VSEC	Mon, Sep 23, 2002	0.97	1.00	0.96	1.00
981	NASDAQ	VSEC	Fri, Sep 20, 2002	1.00	1.00	1.00	1.00
980	NASDAQ	VSEC	Thu, Sep 19, 2002	0.96	1.00	0.96	1.00
979	NASDAQ	VSEC	Wed, Sep 18, 2002	1.01	1.01	0.97	0.97
978	NASDAQ	VSEC	Tue, Sep 17, 2002	0.99	1.01	0.99	1.01
977	NASDAQ	VSEC	Mon, Sep 16, 2002	1.00	1.01	1.00	1.00
976	NASDAQ	VSEC	Fri, Sep 13, 2002	1.00	1.00	1.00	1.00
975	NASDAQ	VSEC	Thu, Sep 12, 2002	0.98	1.00	0.98	1.00
974	NASDAQ	VSEC	Wed, Sep 11, 2002	0.96	0.96	0.96	0.96
973	NASDAQ	VSEC	Tue, Sep 10, 2002	0.95	0.95	0.94	0.95
972	NASDAQ	VSEC	Mon, Sep 9, 2002	0.99	0.99	0.99	0.99
971	NASDAQ	VSEC	Fri, Sep 6, 2002	0.99	0.99	0.97	0.97
970	NASDAQ	VSEC	Thu, Sep 5, 2002	0.96	0.96	0.96	0.96
969	NASDAQ	VSEC	Wed, Sep 4, 2002	0.94	0.96	0.94	0.96
968	NASDAQ	VSEC	Tue, Sep 3, 2002	0.94	0.97	0.94	0.97
967	NASDAQ	VSEC	Fri, Aug 30, 2002	0.94	0.96	0.94	0.96
966	NASDAQ	VSEC	Thu, Aug 29, 2002	0.94	0.94	0.94	0.94
965	NASDAQ	VSEC	Wed, Aug 28, 2002	0.97	0.97	0.94	0.94
964	NASDAQ	VSEC	Tue, Aug 27, 2002	1.00	1.00	1.00	1.00
963	NASDAQ	VSEC	Mon, Aug 26, 2002	1.03	1.03	1.00	1.02
962	NASDAQ	VSEC	Fri, Aug 23, 2002	1.00	1.02	1.00	1.02
961	NASDAQ	VSEC	Thu, Aug 22, 2002	0.99	0.99	0.99	0.99
960	NASDAQ	VSEC	Wed, Aug 21, 2002	0.96	0.96	0.96	0.96
959	NASDAQ	VSEC	Tue, Aug 20, 2002	1.00	1.00	0.95	0.95
958	NASDAQ	VSEC	Mon, Aug 19, 2002	0.99	1.03	0.95	1.03
957	NASDAQ	VSEC	Fri, Aug 16, 2002	0.91	0.99	0.91	0.99
956	NASDAQ	VSEC	Thu, Aug 15, 2002	0.63	0.99	0.63	0.93
955	NASDAQ	VSEC	Mon, Aug 12, 2002	0.73	0.73	0.72	0.72
954	NASDAQ	VSEC	Fri, Aug 9, 2002	0.72	0.72	0.72	0.72
953	NASDAQ	VSEC	Thu, Aug 8, 2002	0.72	0.74	0.72	0.74
952	NASDAQ	VSEC	Wed, Aug 7, 2002	0.73	0.75	0.73	0.75
951	NASDAQ	VSEC	Mon, Aug 5, 2002	0.75	0.75	0.73	0.73
950	NASDAQ	VSEC	Fri, Aug 2, 2002	0.78	0.78	0.78	0.78
949	NASDAQ	VSEC	Tue, Jul 30, 2002	0.81	0.82	0.78	0.81
948	NASDAQ	VSEC	Thu, Jul 25, 2002	0.79	0.79	0.79	0.79
947	NASDAQ	VSEC	Wed, Jul 24, 2002	0.87	0.87	0.78	0.78
946	NASDAQ	VSEC	Tue, Jul 23, 2002	0.90	0.90	0.81	0.81
945	NASDAQ	VSEC	Mon, Jul 22, 2002	0.90	0.90	0.90	0.90
944	NASDAQ	VSEC	Fri, Jul 19, 2002	0.91	0.91	0.90	0.90
943	NASDAQ	VSEC	Thu, Jul 18, 2002	0.89	0.94	0.88	0.94
942	NASDAQ	VSEC	Wed, Jul 17, 2002	0.89	0.89	0.89	0.89
941	NASDAQ	VSEC	Mon, Jul 15, 2002	0.94	0.94	0.90	0.90
940	NASDAQ	VSEC	Thu, Jul 11, 2002	0.95	0.95	0.95	0.95
939	NASDAQ	VSEC	Wed, Jul 3, 2002	0.99	1.00	0.99	1.00
938	NASDAQ	VSEC	Tue, Jul 2, 2002	1.00	1.00	1.00	1.00
937	NASDAQ	VSEC	Mon, Jul 1, 2002	0.99	0.99	0.99	0.99
936	NASDAQ	VSEC	Thu, Jun 27, 2002	0.92	0.92	0.92	0.92
935	NASDAQ	VSEC	Tue, Jun 25, 2002	1.04	1.04	1.04	1.04
934	NASDAQ	VSEC	Mon, Jun 24, 2002	0.96	1.00	0.96	0.97
933	NASDAQ	VSEC	Fri, Jun 21, 2002	0.94	1.04	0.94	1.00
932	NASDAQ	VSEC	Thu, Jun 20, 2002	0.96	0.96	0.96	0.96
931	NASDAQ	VSEC	Wed, Jun 19, 2002	1.00	1.00	0.97	0.97
930	NASDAQ	VSEC	Tue, Jun 18, 2002	0.96	1.05	0.96	1.00
929	NASDAQ	VSEC	Tue, Jun 11, 2002	0.94	0.94	0.91	0.91
928	NASDAQ	VSEC	Mon, Jun 10, 2002	0.94	0.94	0.94	0.94
927	NASDAQ	VSEC	Fri, Jun 7, 2002	0.95	0.95	0.94	0.94
926	NASDAQ	VSEC	Wed, Jun 5, 2002	0.98	1.02	0.94	0.94
925	NASDAQ	VSEC	Tue, Jun 4, 2002	0.96	0.98	0.96	0.98
924	NASDAQ	VSEC	Mon, Jun 3, 2002	0.95	0.95	0.94	0.95
923	NASDAQ	VSEC	Fri, May 31, 2002	1.00	1.00	1.00	1.00
922	NASDAQ	VSEC	Wed, May 29, 2002	0.97	0.97	0.97	0.97
921	NASDAQ	VSEC	Tue, May 28, 2002	1.03	1.03	0.94	0.94
920	NASDAQ	VSEC	Fri, May 24, 2002	0.95	0.95	0.95	0.95
919	NASDAQ	VSEC	Thu, May 23, 2002	1.00	1.00	0.95	0.95
918	NASDAQ	VSEC	Wed, May 22, 2002	1.01	1.01	1.01	1.01
917	NASDAQ	VSEC	Tue, May 21, 2002	1.03	1.04	1.03	1.04
916	NASDAQ	VSEC	Mon, May 20, 2002	1.03	1.03	1.03	1.03
915	NASDAQ	VSEC	Wed, May 15, 2002	1.04	1.04	1.04	1.04
914	NASDAQ	VSEC	Thu, May 9, 2002	1.03	1.06	1.03	1.04
913	NASDAQ	VSEC	Tue, May 7, 2002	1.05	1.06	1.00	1.06
912	NASDAQ	VSEC	Thu, May 2, 2002	0.95	0.95	0.93	0.93
911	NASDAQ	VSEC	Wed, May 1, 2002	0.93	0.93	0.93	0.93
910	NASDAQ	VSEC	Tue, Apr 30, 2002	0.97	0.97	0.97	0.97
909	NASDAQ	VSEC	Fri, Apr 26, 2002	1.03	1.03	1.03	1.03
908	NASDAQ	VSEC	Tue, Apr 23, 2002	0.98	0.98	0.98	0.98
907	NASDAQ	VSEC	Fri, Apr 19, 2002	1.00	1.00	0.94	0.94
906	NASDAQ	VSEC	Thu, Apr 18, 2002	0.94	0.94	0.93	0.94
905	NASDAQ	VSEC	Tue, Apr 16, 2002	0.96	1.00	0.88	0.88
904	NASDAQ	VSEC	Mon, Apr 15, 2002	1.00	1.00	0.98	0.98
903	NASDAQ	VSEC	Fri, Apr 12, 2002	1.01	1.01	0.96	0.96
902	NASDAQ	VSEC	Wed, Apr 10, 2002	1.04	1.04	1.02	1.04
901	NASDAQ	VSEC	Mon, Apr 8, 2002	1.06	1.06	1.06	1.06
900	NASDAQ	VSEC	Thu, Apr 4, 2002	1.11	1.11	1.06	1.06
899	NASDAQ	VSEC	Wed, Apr 3, 2002	1.12	1.12	1.12	1.12
898	NASDAQ	VSEC	Mon, Apr 1, 2002	1.10	1.12	1.10	1.12
897	NASDAQ	VSEC	Thu, Mar 28, 2002	1.08	1.10	1.06	1.10
896	NASDAQ	VSEC	Wed, Mar 27, 2002	1.04	1.12	1.04	1.08
895	NASDAQ	VSEC	Tue, Mar 26, 2002	1.03	1.05	1.03	1.05
894	NASDAQ	VSEC	Mon, Mar 25, 2002	1.03	1.05	1.03	1.05
893	NASDAQ	VSEC	Fri, Mar 22, 2002	1.03	1.03	1.03	1.03
892	NASDAQ	VSEC	Wed, Mar 20, 2002	1.03	1.04	0.99	1.04
891	NASDAQ	VSEC	Tue, Mar 19, 2002	0.94	1.02	0.94	1.02
890	NASDAQ	VSEC	Fri, Mar 15, 2002	0.91	0.91	0.91	0.91
889	NASDAQ	VSEC	Thu, Mar 14, 2002	0.91	0.91	0.91	0.91
888	NASDAQ	VSEC	Wed, Mar 13, 2002	0.95	0.95	0.91	0.91
887	NASDAQ	VSEC	Tue, Mar 12, 2002	0.95	0.95	0.95	0.95
886	NASDAQ	VSEC	Mon, Mar 11, 2002	0.93	0.94	0.93	0.94
885	NASDAQ	VSEC	Fri, Mar 8, 2002	0.91	0.94	0.91	0.92
884	NASDAQ	VSEC	Thu, Mar 7, 2002	0.91	0.91	0.91	0.91
883	NASDAQ	VSEC	Wed, Mar 6, 2002	0.91	0.91	0.91	0.91
882	NASDAQ	VSEC	Tue, Mar 5, 2002	0.89	0.92	0.86	0.88
881	NASDAQ	VSEC	Mon, Mar 4, 2002	0.84	0.89	0.84	0.88
880	NASDAQ	VSEC	Fri, Mar 1, 2002	0.88	0.91	0.84	0.88
879	NASDAQ	VSEC	Thu, Feb 28, 2002	0.84	0.84	0.83	0.84
878	NASDAQ	VSEC	Wed, Feb 27, 2002	0.87	0.90	0.86	0.90
877	NASDAQ	VSEC	Tue, Feb 19, 2002	0.91	0.91	0.91	0.91
876	NASDAQ	VSEC	Fri, Feb 15, 2002	0.88	0.88	0.85	0.85
875	NASDAQ	VSEC	Wed, Feb 13, 2002	0.91	0.94	0.91	0.91
874	NASDAQ	VSEC	Tue, Feb 12, 2002	0.94	0.94	0.94	0.94
873	NASDAQ	VSEC	Mon, Feb 11, 2002	1.00	1.00	1.00	1.00
872	NASDAQ	VSEC	Fri, Feb 8, 2002	0.99	1.00	0.99	1.00
871	NASDAQ	VSEC	Thu, Feb 7, 2002	0.97	1.00	0.97	0.99
870	NASDAQ	VSEC	Tue, Feb 5, 2002	0.85	0.93	0.85	0.93
869	NASDAQ	VSEC	Mon, Feb 4, 2002	0.89	0.97	0.88	0.97
868	NASDAQ	VSEC	Fri, Feb 1, 2002	0.93	0.96	0.91	0.96
867	NASDAQ	VSEC	Thu, Jan 31, 2002	0.94	0.95	0.94	0.95
866	NASDAQ	VSEC	Wed, Jan 30, 2002	0.94	0.94	0.93	0.93
865	NASDAQ	VSEC	Fri, Jan 25, 2002	0.91	0.94	0.89	0.90
864	NASDAQ	VSEC	Wed, Jan 23, 2002	0.88	0.88	0.88	0.88
863	NASDAQ	VSEC	Wed, Jan 16, 2002	0.95	0.95	0.88	0.88
862	NASDAQ	VSEC	Mon, Jan 14, 2002	0.84	0.91	0.81	0.87
861	NASDAQ	VSEC	Fri, Jan 11, 2002	0.84	0.84	0.84	0.84
860	NASDAQ	VSEC	Thu, Jan 10, 2002	0.84	0.84	0.84	0.84
859	NASDAQ	VSEC	Wed, Jan 9, 2002	0.85	0.91	0.85	0.91
858	NASDAQ	VSEC	Tue, Jan 8, 2002	0.84	1.00	0.84	0.91
857	NASDAQ	VSEC	Mon, Jan 7, 2002	0.90	0.90	0.90	0.90
856	NASDAQ	VSEC	Thu, Jan 3, 2002	0.84	0.84	0.84	0.84
855	NASDAQ	VSEC	Wed, Jan 2, 2002	0.93	0.93	0.93	0.93
854	NASDAQ	VSEC	Mon, Dec 31, 2001	0.83	0.93	0.83	0.93
853	NASDAQ	VSEC	Fri, Dec 28, 2001	0.83	0.87	0.83	0.87
852	NASDAQ	VSEC	Wed, Dec 26, 2001	0.82	0.82	0.82	0.82
851	NASDAQ	VSEC	Thu, Dec 20, 2001	0.84	0.84	0.84	0.84
850	NASDAQ	VSEC	Wed, Dec 19, 2001	0.87	0.87	0.87	0.87
849	NASDAQ	VSEC	Tue, Dec 18, 2001	0.81	0.85	0.81	0.81
848	NASDAQ	VSEC	Mon, Dec 17, 2001	0.82	0.82	0.80	0.80
847	NASDAQ	VSEC	Fri, Dec 14, 2001	0.82	0.82	0.81	0.82
846	NASDAQ	VSEC	Thu, Dec 13, 2001	0.82	0.82	0.82	0.82
845	NASDAQ	VSEC	Tue, Dec 11, 2001	0.79	0.82	0.79	0.82
844	NASDAQ	VSEC	Mon, Dec 10, 2001	0.79	0.79	0.79	0.79
843	NASDAQ	VSEC	Fri, Dec 7, 2001	0.79	0.79	0.79	0.79
842	NASDAQ	VSEC	Thu, Dec 6, 2001	0.80	0.80	0.79	0.80
841	NASDAQ	VSEC	Wed, Dec 5, 2001	0.79	0.79	0.79	0.79
840	NASDAQ	VSEC	Fri, Nov 30, 2001	0.78	0.82	0.75	0.82
839	NASDAQ	VSEC	Wed, Nov 28, 2001	0.81	0.81	0.81	0.81
838	NASDAQ	VSEC	Mon, Nov 26, 2001	0.81	0.81	0.81	0.81
837	NASDAQ	VSEC	Fri, Nov 23, 2001	0.82	0.88	0.81	0.81
836	NASDAQ	VSEC	Tue, Nov 20, 2001	0.81	0.81	0.81	0.81
835	NASDAQ	VSEC	Fri, Nov 16, 2001	0.82	0.82	0.82	0.82
834	NASDAQ	VSEC	Wed, Nov 14, 2001	0.82	0.82	0.82	0.82
833	NASDAQ	VSEC	Mon, Nov 12, 2001	0.81	0.81	0.81	0.81
832	NASDAQ	VSEC	Thu, Nov 8, 2001	0.82	0.82	0.82	0.82
831	NASDAQ	VSEC	Wed, Nov 7, 2001	0.82	0.82	0.82	0.82
830	NASDAQ	VSEC	Thu, Nov 1, 2001	0.83	0.83	0.83	0.83
829	NASDAQ	VSEC	Tue, Oct 30, 2001	0.82	0.83	0.82	0.83
828	NASDAQ	VSEC	Mon, Oct 29, 2001	0.82	0.90	0.82	0.90
827	NASDAQ	VSEC	Fri, Oct 26, 2001	0.81	0.84	0.81	0.84
826	NASDAQ	VSEC	Tue, Oct 23, 2001	0.79	0.79	0.79	0.79
825	NASDAQ	VSEC	Fri, Oct 19, 2001	0.81	0.84	0.81	0.81
824	NASDAQ	VSEC	Thu, Oct 18, 2001	0.77	0.94	0.74	0.94
823	NASDAQ	VSEC	Wed, Oct 17, 2001	0.76	0.79	0.75	0.79
822	NASDAQ	VSEC	Tue, Oct 16, 2001	0.79	0.81	0.76	0.77
821	NASDAQ	VSEC	Mon, Oct 15, 2001	0.85	0.97	0.81	0.91
820	NASDAQ	VSEC	Fri, Oct 12, 2001	0.81	0.81	0.81	0.81
819	NASDAQ	VSEC	Wed, Oct 10, 2001	0.81	0.81	0.81	0.81
818	NASDAQ	VSEC	Tue, Oct 9, 2001	0.87	0.87	0.81	0.81
817	NASDAQ	VSEC	Mon, Oct 8, 2001	0.87	0.87	0.72	0.72
816	NASDAQ	VSEC	Tue, Oct 2, 2001	0.72	0.72	0.72	0.72
815	NASDAQ	VSEC	Fri, Sep 28, 2001	0.71	0.71	0.71	0.71
814	NASDAQ	VSEC	Thu, Sep 27, 2001	0.71	0.71	0.71	0.71
813	NASDAQ	VSEC	Wed, Sep 26, 2001	0.87	0.87	0.87	0.87
812	NASDAQ	VSEC	Mon, Sep 24, 2001	0.83	0.83	0.83	0.83
811	NASDAQ	VSEC	Fri, Sep 21, 2001	0.83	0.83	0.83	0.83
810	NASDAQ	VSEC	Thu, Sep 20, 2001	0.81	0.81	0.69	0.69
809	NASDAQ	VSEC	Wed, Sep 19, 2001	0.83	0.83	0.83	0.83
808	NASDAQ	VSEC	Tue, Sep 18, 2001	0.94	0.94	0.91	0.91
807	NASDAQ	VSEC	Mon, Sep 17, 2001	0.94	0.94	0.94	0.94
806	NASDAQ	VSEC	Fri, Sep 7, 2001	0.83	0.83	0.83	0.83
805	NASDAQ	VSEC	Wed, Sep 5, 2001	0.83	0.84	0.83	0.84
804	NASDAQ	VSEC	Tue, Sep 4, 2001	0.83	0.83	0.83	0.83
803	NASDAQ	VSEC	Wed, Aug 29, 2001	0.85	0.85	0.85	0.85
802	NASDAQ	VSEC	Tue, Aug 28, 2001	0.86	0.86	0.86	0.86
801	NASDAQ	VSEC	Wed, Aug 22, 2001	0.88	0.94	0.88	0.94
800	NASDAQ	VSEC	Fri, Aug 17, 2001	0.86	0.86	0.86	0.86
799	NASDAQ	VSEC	Thu, Aug 16, 2001	0.89	0.89	0.89	0.89
798	NASDAQ	VSEC	Tue, Aug 14, 2001	0.88	0.88	0.86	0.86
797	NASDAQ	VSEC	Fri, Aug 10, 2001	0.88	0.88	0.88	0.88
796	NASDAQ	VSEC	Thu, Aug 9, 2001	0.88	0.88	0.88	0.88
795	NASDAQ	VSEC	Mon, Aug 6, 2001	0.97	0.97	0.97	0.97
794	NASDAQ	VSEC	Fri, Aug 3, 2001	0.96	0.97	0.96	0.97
793	NASDAQ	VSEC	Wed, Aug 1, 2001	0.88	0.88	0.88	0.88
792	NASDAQ	VSEC	Tue, Jul 31, 2001	0.88	0.88	0.88	0.88
791	NASDAQ	VSEC	Mon, Jul 30, 2001	0.90	0.90	0.90	0.90
790	NASDAQ	VSEC	Fri, Jul 27, 2001	0.90	0.94	0.90	0.94
789	NASDAQ	VSEC	Thu, Jul 26, 2001	0.88	0.90	0.88	0.90
788	NASDAQ	VSEC	Wed, Jul 25, 2001	0.86	0.86	0.86	0.86
787	NASDAQ	VSEC	Tue, Jul 24, 2001	0.88	0.88	0.88	0.88
786	NASDAQ	VSEC	Tue, Jul 17, 2001	0.88	0.88	0.88	0.88
785	NASDAQ	VSEC	Mon, Jul 16, 2001	0.88	0.88	0.88	0.88
784	NASDAQ	VSEC	Wed, Jul 11, 2001	0.88	0.90	0.88	0.90
783	NASDAQ	VSEC	Tue, Jul 10, 2001	0.90	0.90	0.90	0.90
782	NASDAQ	VSEC	Fri, Jul 6, 2001	0.88	0.88	0.88	0.88
781	NASDAQ	VSEC	Mon, Jul 2, 2001	0.90	0.90	0.90	0.90
780	NASDAQ	VSEC	Wed, Jun 27, 2001	0.87	0.87	0.87	0.87
779	NASDAQ	VSEC	Fri, Jun 15, 2001	0.88	0.88	0.88	0.88
778	NASDAQ	VSEC	Thu, Jun 14, 2001	0.86	0.92	0.86	0.92
777	NASDAQ	VSEC	Mon, Jun 11, 2001	0.88	0.88	0.88	0.88
776	NASDAQ	VSEC	Thu, Jun 7, 2001	0.84	0.84	0.81	0.82
775	NASDAQ	VSEC	Mon, Jun 4, 2001	0.84	0.88	0.81	0.81
774	NASDAQ	VSEC	Thu, May 31, 2001	0.81	0.81	0.81	0.81
773	NASDAQ	VSEC	Tue, May 29, 2001	0.86	0.86	0.86	0.86
772	NASDAQ	VSEC	Fri, May 25, 2001	0.84	0.94	0.84	0.94
771	NASDAQ	VSEC	Thu, May 24, 2001	0.84	0.96	0.84	0.84
770	NASDAQ	VSEC	Wed, May 23, 2001	0.81	0.95	0.81	0.95
769	NASDAQ	VSEC	Fri, May 18, 2001	0.86	0.88	0.86	0.88
768	NASDAQ	VSEC	Thu, May 17, 2001	0.85	0.85	0.85	0.85
767	NASDAQ	VSEC	Wed, May 16, 2001	0.88	0.88	0.88	0.88
766	NASDAQ	VSEC	Mon, May 14, 2001	0.85	0.87	0.85	0.87
765	NASDAQ	VSEC	Thu, May 10, 2001	0.86	0.86	0.86	0.86
764	NASDAQ	VSEC	Fri, May 4, 2001	0.86	0.86	0.86	0.86
763	NASDAQ	VSEC	Thu, May 3, 2001	0.85	0.90	0.85	0.86
762	NASDAQ	VSEC	Wed, May 2, 2001	0.81	0.81	0.81	0.81
761	NASDAQ	VSEC	Tue, May 1, 2001	0.81	0.83	0.80	0.83
760	NASDAQ	VSEC	Mon, Apr 30, 2001	0.81	0.81	0.74	0.74
759	NASDAQ	VSEC	Fri, Apr 20, 2001	0.75	0.75	0.74	0.74
758	NASDAQ	VSEC	Thu, Apr 12, 2001	0.72	0.81	0.72	0.81
757	NASDAQ	VSEC	Tue, Apr 10, 2001	0.72	0.72	0.72	0.72
756	NASDAQ	VSEC	Tue, Apr 3, 2001	0.78	0.78	0.78	0.78
755	NASDAQ	VSEC	Mon, Apr 2, 2001	0.78	0.78	0.78	0.78
754	NASDAQ	VSEC	Wed, Mar 28, 2001	0.86	0.88	0.86	0.88
753	NASDAQ	VSEC	Tue, Mar 27, 2001	0.84	0.84	0.84	0.84
752	NASDAQ	VSEC	Mon, Mar 26, 2001	0.78	0.88	0.78	0.88
751	NASDAQ	VSEC	Fri, Mar 23, 2001	0.75	0.97	0.75	0.97
750	NASDAQ	VSEC	Thu, Mar 22, 2001	0.95	0.95	0.94	0.94
749	NASDAQ	VSEC	Wed, Mar 21, 2001	0.94	0.98	0.82	0.91
748	NASDAQ	VSEC	Mon, Mar 19, 2001	0.77	0.81	0.77	0.81
747	NASDAQ	VSEC	Thu, Mar 15, 2001	0.84	0.86	0.84	0.86
746	NASDAQ	VSEC	Wed, Mar 14, 2001	0.83	0.84	0.83	0.84
745	NASDAQ	VSEC	Tue, Mar 13, 2001	0.77	0.80	0.77	0.80
744	NASDAQ	VSEC	Mon, Mar 12, 2001	0.78	0.83	0.78	0.83
743	NASDAQ	VSEC	Fri, Mar 9, 2001	0.75	0.77	0.75	0.77
742	NASDAQ	VSEC	Thu, Mar 8, 2001	0.77	0.77	0.75	0.77
741	NASDAQ	VSEC	Wed, Mar 7, 2001	0.76	0.76	0.75	0.75
740	NASDAQ	VSEC	Fri, Mar 2, 2001	0.78	0.85	0.77	0.85
739	NASDAQ	VSEC	Thu, Mar 1, 2001	0.78	0.78	0.78	0.78
738	NASDAQ	VSEC	Wed, Feb 28, 2001	0.78	0.80	0.78	0.80
737	NASDAQ	VSEC	Fri, Feb 23, 2001	0.77	0.80	0.77	0.80
736	NASDAQ	VSEC	Thu, Feb 22, 2001	0.80	0.81	0.78	0.81
735	NASDAQ	VSEC	Tue, Feb 20, 2001	0.80	0.80	0.80	0.80
734	NASDAQ	VSEC	Fri, Feb 16, 2001	0.80	0.80	0.80	0.80
733	NASDAQ	VSEC	Thu, Feb 15, 2001	0.77	0.77	0.77	0.77
732	NASDAQ	VSEC	Wed, Feb 14, 2001	0.77	0.77	0.77	0.77
731	NASDAQ	VSEC	Tue, Feb 13, 2001	0.70	0.80	0.66	0.77
730	NASDAQ	VSEC	Mon, Feb 12, 2001	0.75	0.80	0.73	0.76
729	NASDAQ	VSEC	Fri, Feb 9, 2001	0.69	0.69	0.69	0.69
728	NASDAQ	VSEC	Wed, Feb 7, 2001	0.74	0.74	0.74	0.74
727	NASDAQ	VSEC	Mon, Feb 5, 2001	0.70	0.74	0.70	0.74
726	NASDAQ	VSEC	Fri, Feb 2, 2001	0.70	0.70	0.69	0.69
725	NASDAQ	VSEC	Tue, Jan 30, 2001	0.69	0.69	0.69	0.69
724	NASDAQ	VSEC	Thu, Jan 25, 2001	0.70	0.74	0.69	0.74
723	NASDAQ	VSEC	Wed, Jan 24, 2001	0.72	0.72	0.70	0.70
722	NASDAQ	VSEC	Thu, Jan 11, 2001	0.75	0.83	0.75	0.83
721	NASDAQ	VSEC	Wed, Jan 10, 2001	0.75	0.75	0.75	0.75
720	NASDAQ	VSEC	Tue, Jan 9, 2001	0.73	0.73	0.73	0.73
719	NASDAQ	VSEC	Mon, Jan 8, 2001	0.69	0.75	0.69	0.75
718	NASDAQ	VSEC	Fri, Jan 5, 2001	0.75	0.75	0.73	0.73
717	NASDAQ	VSEC	Wed, Jan 3, 2001	0.75	0.75	0.75	0.75
716	NASDAQ	VSEC	Fri, Dec 29, 2000	0.72	0.72	0.69	0.69
715	NASDAQ	VSEC	Thu, Dec 28, 2000	0.75	0.75	0.69	0.72
714	NASDAQ	VSEC	Wed, Dec 27, 2000	0.70	0.70	0.70	0.70
713	NASDAQ	VSEC	Fri, Dec 22, 2000	0.77	0.77	0.77	0.77
712	NASDAQ	VSEC	Thu, Dec 21, 2000	0.75	1.00	0.75	0.88
711	NASDAQ	VSEC	Wed, Dec 20, 2000	0.72	0.75	0.69	0.75
710	NASDAQ	VSEC	Tue, Dec 19, 2000	0.70	0.70	0.69	0.69
709	NASDAQ	VSEC	Mon, Dec 18, 2000	0.75	0.81	0.70	0.70
708	NASDAQ	VSEC	Fri, Dec 15, 2000	0.73	0.73	0.73	0.73
707	NASDAQ	VSEC	Thu, Dec 14, 2000	0.72	0.72	0.70	0.72
706	NASDAQ	VSEC	Mon, Dec 11, 2000	0.66	0.66	0.64	0.64
705	NASDAQ	VSEC	Wed, Dec 6, 2000	0.66	0.66	0.66	0.66
704	NASDAQ	VSEC	Mon, Dec 4, 2000	0.70	0.72	0.69	0.72
703	NASDAQ	VSEC	Fri, Dec 1, 2000	0.74	0.74	0.74	0.74
702	NASDAQ	VSEC	Thu, Nov 30, 2000	0.76	0.76	0.69	0.69
701	NASDAQ	VSEC	Wed, Nov 29, 2000	0.67	0.79	0.67	0.79
700	NASDAQ	VSEC	Tue, Nov 28, 2000	0.63	0.68	0.63	0.67
699	NASDAQ	VSEC	Mon, Nov 27, 2000	0.70	0.75	0.70	0.73
698	NASDAQ	VSEC	Fri, Nov 24, 2000	0.72	0.73	0.72	0.73
697	NASDAQ	VSEC	Mon, Nov 20, 2000	0.73	0.73	0.73	0.73
696	NASDAQ	VSEC	Wed, Nov 15, 2000	0.75	0.80	0.69	0.80
695	NASDAQ	VSEC	Tue, Nov 14, 2000	0.81	0.81	0.75	0.81
694	NASDAQ	VSEC	Mon, Nov 13, 2000	0.78	0.80	0.78	0.80
693	NASDAQ	VSEC	Thu, Nov 9, 2000	0.75	0.79	0.75	0.79
692	NASDAQ	VSEC	Tue, Nov 7, 2000	0.78	0.78	0.75	0.75
691	NASDAQ	VSEC	Fri, Nov 3, 2000	0.75	0.82	0.75	0.82
690	NASDAQ	VSEC	Tue, Oct 31, 2000	0.77	0.80	0.77	0.80
689	NASDAQ	VSEC	Fri, Oct 20, 2000	0.81	0.81	0.81	0.81
688	NASDAQ	VSEC	Thu, Oct 19, 2000	0.92	0.92	0.92	0.92
687	NASDAQ	VSEC	Wed, Oct 18, 2000	0.92	0.92	0.92	0.92
686	NASDAQ	VSEC	Mon, Oct 16, 2000	0.81	0.81	0.76	0.76
685	NASDAQ	VSEC	Thu, Oct 12, 2000	0.88	0.88	0.88	0.88
684	NASDAQ	VSEC	Tue, Oct 10, 2000	0.84	0.88	0.84	0.86
683	NASDAQ	VSEC	Mon, Oct 9, 2000	0.93	0.93	0.88	0.88
682	NASDAQ	VSEC	Fri, Oct 6, 2000	0.91	0.91	0.91	0.91
681	NASDAQ	VSEC	Tue, Oct 3, 2000	0.88	0.88	0.88	0.88
680	NASDAQ	VSEC	Mon, Oct 2, 2000	0.88	0.94	0.88	0.92
679	NASDAQ	VSEC	Thu, Sep 28, 2000	0.84	0.84	0.84	0.84
678	NASDAQ	VSEC	Tue, Sep 26, 2000	0.84	0.84	0.84	0.84
677	NASDAQ	VSEC	Fri, Sep 22, 2000	0.78	0.79	0.78	0.79
676	NASDAQ	VSEC	Thu, Sep 21, 2000	0.80	0.80	0.78	0.78
675	NASDAQ	VSEC	Tue, Sep 19, 2000	0.80	0.80	0.80	0.80
674	NASDAQ	VSEC	Mon, Sep 18, 2000	0.81	0.84	0.76	0.76
673	NASDAQ	VSEC	Fri, Sep 15, 2000	0.80	0.80	0.80	0.80
672	NASDAQ	VSEC	Thu, Sep 14, 2000	0.84	0.86	0.80	0.80
671	NASDAQ	VSEC	Wed, Sep 13, 2000	0.83	0.84	0.81	0.84
670	NASDAQ	VSEC	Tue, Sep 12, 2000	0.78	0.79	0.78	0.78
669	NASDAQ	VSEC	Mon, Sep 11, 2000	0.78	0.78	0.78	0.78
668	NASDAQ	VSEC	Fri, Sep 8, 2000	0.75	0.75	0.75	0.75
667	NASDAQ	VSEC	Thu, Sep 7, 2000	0.78	0.78	0.78	0.78
666	NASDAQ	VSEC	Wed, Sep 6, 2000	0.78	0.78	0.78	0.78
665	NASDAQ	VSEC	Thu, Aug 31, 2000	0.72	0.72	0.72	0.72
664	NASDAQ	VSEC	Wed, Aug 30, 2000	0.77	0.78	0.75	0.78
663	NASDAQ	VSEC	Mon, Aug 28, 2000	0.80	0.80	0.80	0.80
662	NASDAQ	VSEC	Fri, Aug 25, 2000	0.78	0.78	0.75	0.75
661	NASDAQ	VSEC	Thu, Aug 24, 2000	0.78	0.78	0.78	0.78
660	NASDAQ	VSEC	Wed, Aug 23, 2000	0.78	0.78	0.78	0.78
659	NASDAQ	VSEC	Fri, Aug 18, 2000	0.81	0.81	0.75	0.78
658	NASDAQ	VSEC	Tue, Aug 15, 2000	0.86	0.86	0.86	0.86
657	NASDAQ	VSEC	Fri, Aug 11, 2000	0.88	0.88	0.88	0.88
656	NASDAQ	VSEC	Wed, Aug 9, 2000	0.77	0.89	0.77	0.89
655	NASDAQ	VSEC	Tue, Aug 8, 2000	0.77	0.88	0.77	0.88
654	NASDAQ	VSEC	Tue, Aug 1, 2000	0.77	0.77	0.77	0.77
653	NASDAQ	VSEC	Mon, Jul 31, 2000	0.84	0.84	0.84	0.84
652	NASDAQ	VSEC	Fri, Jul 28, 2000	0.88	0.88	0.80	0.83
651	NASDAQ	VSEC	Thu, Jul 27, 2000	0.88	0.90	0.88	0.90
650	NASDAQ	VSEC	Wed, Jul 26, 2000	0.87	0.87	0.87	0.87
649	NASDAQ	VSEC	Tue, Jul 25, 2000	0.87	0.87	0.87	0.87
648	NASDAQ	VSEC	Mon, Jul 24, 2000	0.88	0.88	0.88	0.88
647	NASDAQ	VSEC	Fri, Jul 21, 2000	0.84	0.89	0.84	0.89
646	NASDAQ	VSEC	Thu, Jul 20, 2000	0.83	0.84	0.81	0.84
645	NASDAQ	VSEC	Wed, Jul 19, 2000	0.77	0.83	0.77	0.83
644	NASDAQ	VSEC	Mon, Jul 17, 2000	0.77	0.77	0.77	0.77
643	NASDAQ	VSEC	Fri, Jul 14, 2000	0.76	0.78	0.76	0.78
642	NASDAQ	VSEC	Thu, Jul 13, 2000	0.78	0.78	0.78	0.78
641	NASDAQ	VSEC	Tue, Jul 11, 2000	0.84	0.84	0.76	0.76
640	NASDAQ	VSEC	Mon, Jul 10, 2000	0.81	0.84	0.81	0.84
639	NASDAQ	VSEC	Fri, Jul 7, 2000	0.77	0.77	0.76	0.76
638	NASDAQ	VSEC	Wed, Jul 5, 2000	0.81	0.81	0.81	0.81
637	NASDAQ	VSEC	Mon, Jul 3, 2000	0.81	0.81	0.80	0.80
636	NASDAQ	VSEC	Fri, Jun 30, 2000	0.80	0.84	0.78	0.84
635	NASDAQ	VSEC	Tue, Jun 27, 2000	0.78	0.78	0.78	0.78
634	NASDAQ	VSEC	Mon, Jun 26, 2000	0.78	0.78	0.78	0.78
633	NASDAQ	VSEC	Thu, Jun 22, 2000	0.77	0.78	0.77	0.78
632	NASDAQ	VSEC	Tue, Jun 20, 2000	0.77	0.77	0.77	0.77
631	NASDAQ	VSEC	Mon, Jun 19, 2000	0.77	0.77	0.77	0.77
630	NASDAQ	VSEC	Fri, Jun 16, 2000	0.88	0.88	0.88	0.88
629	NASDAQ	VSEC	Tue, Jun 13, 2000	0.77	0.77	0.77	0.77
628	NASDAQ	VSEC	Mon, Jun 12, 2000	0.77	0.77	0.77	0.77
627	NASDAQ	VSEC	Tue, Jun 6, 2000	0.87	0.87	0.77	0.77
626	NASDAQ	VSEC	Mon, Jun 5, 2000	0.78	0.80	0.78	0.80
625	NASDAQ	VSEC	Wed, May 31, 2000	0.80	0.80	0.80	0.80
624	NASDAQ	VSEC	Fri, May 26, 2000	0.80	0.80	0.80	0.80
623	NASDAQ	VSEC	Thu, May 25, 2000	0.79	0.80	0.79	0.80
622	NASDAQ	VSEC	Wed, May 24, 2000	0.78	0.78	0.78	0.78
621	NASDAQ	VSEC	Tue, May 23, 2000	0.91	0.91	0.91	0.91
620	NASDAQ	VSEC	Mon, May 22, 2000	0.91	0.91	0.78	0.78
619	NASDAQ	VSEC	Fri, May 19, 2000	0.78	0.78	0.78	0.78
618	NASDAQ	VSEC	Thu, May 18, 2000	0.84	0.84	0.84	0.84
617	NASDAQ	VSEC	Wed, May 17, 2000	0.84	0.84	0.81	0.81
616	NASDAQ	VSEC	Tue, May 16, 2000	0.75	0.75	0.75	0.75
615	NASDAQ	VSEC	Thu, May 11, 2000	0.91	0.91	0.91	0.91
614	NASDAQ	VSEC	Tue, May 9, 2000	0.91	0.91	0.91	0.91
613	NASDAQ	VSEC	Thu, May 4, 2000	1.00	1.00	0.91	0.97
612	NASDAQ	VSEC	Wed, May 3, 2000	0.86	1.02	0.86	1.02
611	NASDAQ	VSEC	Tue, May 2, 2000	0.75	0.84	0.75	0.84
610	NASDAQ	VSEC	Mon, May 1, 2000	0.78	0.78	0.73	0.73
609	NASDAQ	VSEC	Fri, Apr 28, 2000	0.77	0.78	0.77	0.78
608	NASDAQ	VSEC	Wed, Apr 26, 2000	0.73	0.75	0.73	0.75
607	NASDAQ	VSEC	Mon, Apr 24, 2000	0.86	0.86	0.86	0.86
606	NASDAQ	VSEC	Thu, Apr 20, 2000	0.91	0.91	0.91	0.91
605	NASDAQ	VSEC	Wed, Apr 19, 2000	0.75	0.75	0.73	0.73
604	NASDAQ	VSEC	Tue, Apr 18, 2000	0.81	0.91	0.75	0.78
603	NASDAQ	VSEC	Mon, Apr 17, 2000	0.78	0.81	0.75	0.81
602	NASDAQ	VSEC	Fri, Apr 14, 2000	0.77	0.78	0.77	0.78
601	NASDAQ	VSEC	Thu, Apr 13, 2000	0.72	0.81	0.72	0.75
600	NASDAQ	VSEC	Wed, Apr 12, 2000	0.83	0.83	0.69	0.78
599	NASDAQ	VSEC	Tue, Apr 11, 2000	0.83	0.84	0.83	0.84
598	NASDAQ	VSEC	Mon, Apr 10, 2000	0.88	0.88	0.88	0.88
597	NASDAQ	VSEC	Fri, Apr 7, 2000	0.86	0.86	0.86	0.86
596	NASDAQ	VSEC	Thu, Apr 6, 2000	0.92	0.92	0.78	0.92
595	NASDAQ	VSEC	Wed, Apr 5, 2000	0.81	1.00	0.81	1.00
594	NASDAQ	VSEC	Tue, Apr 4, 2000	0.94	0.94	0.75	0.77
593	NASDAQ	VSEC	Wed, Mar 29, 2000	0.98	1.00	0.91	0.91
592	NASDAQ	VSEC	Tue, Mar 28, 2000	0.94	0.94	0.94	0.94
591	NASDAQ	VSEC	Mon, Mar 27, 2000	0.95	0.97	0.95	0.97
590	NASDAQ	VSEC	Fri, Mar 24, 2000	0.94	0.95	0.94	0.94
589	NASDAQ	VSEC	Thu, Mar 23, 2000	0.91	0.91	0.91	0.91
588	NASDAQ	VSEC	Wed, Mar 22, 2000	0.91	0.92	0.86	0.92
587	NASDAQ	VSEC	Mon, Mar 20, 2000	0.94	0.94	0.91	0.91
586	NASDAQ	VSEC	Fri, Mar 17, 2000	0.86	0.86	0.86	0.86
585	NASDAQ	VSEC	Thu, Mar 16, 2000	0.88	0.88	0.88	0.88
584	NASDAQ	VSEC	Wed, Mar 15, 2000	0.89	0.94	0.85	0.91
583	NASDAQ	VSEC	Tue, Mar 14, 2000	0.88	0.88	0.88	0.88
582	NASDAQ	VSEC	Wed, Mar 8, 2000	0.84	0.84	0.78	0.84
581	NASDAQ	VSEC	Tue, Mar 7, 2000	0.88	0.88	0.88	0.88
580	NASDAQ	VSEC	Mon, Mar 6, 2000	0.81	0.88	0.81	0.86
579	NASDAQ	VSEC	Fri, Mar 3, 2000	0.86	0.88	0.81	0.86
578	NASDAQ	VSEC	Wed, Mar 1, 2000	0.87	0.87	0.84	0.84
577	NASDAQ	VSEC	Tue, Feb 29, 2000	0.85	0.85	0.85	0.85
576	NASDAQ	VSEC	Mon, Feb 28, 2000	0.86	0.86	0.85	0.85
575	NASDAQ	VSEC	Fri, Feb 25, 2000	0.88	0.93	0.88	0.93
574	NASDAQ	VSEC	Thu, Feb 24, 2000	0.88	0.93	0.88	0.93
573	NASDAQ	VSEC	Tue, Feb 22, 2000	0.91	0.94	0.91	0.94
572	NASDAQ	VSEC	Thu, Feb 17, 2000	0.91	0.94	0.91	0.94
571	NASDAQ	VSEC	Wed, Feb 16, 2000	0.88	0.91	0.88	0.91
570	NASDAQ	VSEC	Fri, Feb 11, 2000	0.94	0.94	0.94	0.94
569	NASDAQ	VSEC	Wed, Feb 9, 2000	0.88	0.94	0.88	0.94
568	NASDAQ	VSEC	Tue, Feb 8, 2000	0.88	0.88	0.88	0.88
567	NASDAQ	VSEC	Mon, Feb 7, 2000	0.88	0.88	0.88	0.88
566	NASDAQ	VSEC	Fri, Feb 4, 2000	0.89	0.89	0.86	0.88
565	NASDAQ	VSEC	Thu, Feb 3, 2000	0.94	0.94	0.94	0.94
564	NASDAQ	VSEC	Tue, Feb 1, 2000	0.94	0.94	0.91	0.91
563	NASDAQ	VSEC	Mon, Jan 31, 2000	0.92	0.92	0.92	0.92
562	NASDAQ	VSEC	Fri, Jan 28, 2000	0.94	0.94	0.92	0.94
561	NASDAQ	VSEC	Tue, Jan 25, 2000	0.94	0.94	0.94	0.94
560	NASDAQ	VSEC	Mon, Jan 24, 2000	0.94	0.94	0.94	0.94
559	NASDAQ	VSEC	Tue, Jan 18, 2000	0.94	0.94	0.94	0.94
558	NASDAQ	VSEC	Tue, Jan 11, 2000	0.94	1.13	0.94	1.00
557	NASDAQ	VSEC	Fri, Dec 31, 1999	0.95	0.97	0.95	0.97
556	NASDAQ	VSEC	Thu, Dec 30, 1999	0.95	0.95	0.95	0.95
555	NASDAQ	VSEC	Mon, Dec 27, 1999	0.89	0.89	0.89	0.89
554	NASDAQ	VSEC	Fri, Dec 17, 1999	0.89	0.91	0.89	0.91
553	NASDAQ	VSEC	Thu, Dec 16, 1999	1.05	1.11	1.05	1.11
552	NASDAQ	VSEC	Mon, Dec 13, 1999	1.00	1.02	1.00	1.02
551	NASDAQ	VSEC	Wed, Dec 8, 1999	1.03	1.13	1.02	1.13
550	NASDAQ	VSEC	Tue, Dec 7, 1999	1.05	1.05	1.05	1.05
549	NASDAQ	VSEC	Fri, Nov 26, 1999	1.06	1.06	1.06	1.06
548	NASDAQ	VSEC	Tue, Nov 23, 1999	1.08	1.08	1.08	1.08
547	NASDAQ	VSEC	Mon, Nov 22, 1999	1.05	1.06	1.05	1.06
546	NASDAQ	VSEC	Fri, Nov 19, 1999	1.05	1.05	1.05	1.05
545	NASDAQ	VSEC	Thu, Nov 18, 1999	1.10	1.10	1.03	1.05
544	NASDAQ	VSEC	Wed, Nov 10, 1999	0.98	1.13	0.98	1.13
543	NASDAQ	VSEC	Tue, Nov 9, 1999	1.02	1.06	0.98	1.00
542	NASDAQ	VSEC	Mon, Nov 8, 1999	1.05	1.13	1.05	1.06
541	NASDAQ	VSEC	Fri, Nov 5, 1999	1.05	1.06	1.05	1.06
540	NASDAQ	VSEC	Thu, Nov 4, 1999	1.05	1.13	0.98	1.13
539	NASDAQ	VSEC	Tue, Nov 2, 1999	1.05	1.06	1.05	1.06
538	NASDAQ	VSEC	Mon, Nov 1, 1999	1.05	1.13	1.05	1.13
537	NASDAQ	VSEC	Fri, Oct 29, 1999	1.05	1.06	1.05	1.06
536	NASDAQ	VSEC	Wed, Oct 27, 1999	1.08	1.08	1.05	1.06
535	NASDAQ	VSEC	Thu, Oct 21, 1999	1.09	1.23	1.09	1.23
534	NASDAQ	VSEC	Tue, Oct 19, 1999	1.16	1.16	1.16	1.16
533	NASDAQ	VSEC	Mon, Oct 18, 1999	1.13	1.13	1.06	1.06
532	NASDAQ	VSEC	Fri, Oct 8, 1999	1.06	1.08	1.06	1.08
531	NASDAQ	VSEC	Wed, Oct 6, 1999	1.03	1.05	1.03	1.05
530	NASDAQ	VSEC	Tue, Oct 5, 1999	1.02	1.03	1.02	1.03
529	NASDAQ	VSEC	Mon, Oct 4, 1999	1.02	1.05	1.02	1.05
528	NASDAQ	VSEC	Thu, Sep 30, 1999	1.13	1.16	1.05	1.16
527	NASDAQ	VSEC	Wed, Sep 29, 1999	1.13	1.13	1.13	1.13
526	NASDAQ	VSEC	Thu, Sep 23, 1999	1.13	1.13	1.13	1.13
525	NASDAQ	VSEC	Fri, Sep 17, 1999	1.22	1.22	1.22	1.22
524	NASDAQ	VSEC	Thu, Sep 16, 1999	1.02	1.17	1.00	1.17
523	NASDAQ	VSEC	Tue, Sep 14, 1999	1.13	1.30	1.13	1.30
522	NASDAQ	VSEC	Wed, Sep 8, 1999	1.06	1.13	1.03	1.13
521	NASDAQ	VSEC	Mon, Aug 30, 1999	1.02	1.02	1.02	1.02
520	NASDAQ	VSEC	Fri, Aug 27, 1999	1.13	1.13	1.09	1.09
519	NASDAQ	VSEC	Thu, Aug 26, 1999	1.13	1.13	1.13	1.13
518	NASDAQ	VSEC	Tue, Aug 24, 1999	1.16	1.16	1.14	1.14
517	NASDAQ	VSEC	Wed, Aug 18, 1999	1.17	1.17	1.17	1.17
516	NASDAQ	VSEC	Mon, Aug 16, 1999	1.23	1.23	1.23	1.23
515	NASDAQ	VSEC	Thu, Aug 12, 1999	1.20	1.27	1.20	1.27
514	NASDAQ	VSEC	Tue, Aug 10, 1999	1.20	1.20	1.14	1.14
513	NASDAQ	VSEC	Mon, Aug 9, 1999	1.25	1.25	1.25	1.25
512	NASDAQ	VSEC	Wed, Aug 4, 1999	1.25	1.25	1.22	1.22
511	NASDAQ	VSEC	Tue, Aug 3, 1999	1.25	1.25	1.25	1.25
510	NASDAQ	VSEC	Mon, Aug 2, 1999	1.31	1.31	1.25	1.25
509	NASDAQ	VSEC	Tue, Jul 27, 1999	1.31	1.31	1.31	1.31
508	NASDAQ	VSEC	Wed, Jul 21, 1999	1.24	1.26	1.20	1.26
507	NASDAQ	VSEC	Tue, Jul 20, 1999	1.24	1.24	1.14	1.24
506	NASDAQ	VSEC	Mon, Jul 19, 1999	1.24	1.24	1.22	1.22
505	NASDAQ	VSEC	Fri, Jul 16, 1999	1.20	1.20	1.20	1.20
504	NASDAQ	VSEC	Thu, Jul 15, 1999	1.23	1.23	1.20	1.20
503	NASDAQ	VSEC	Wed, Jul 14, 1999	1.16	1.16	1.16	1.16
502	NASDAQ	VSEC	Tue, Jul 13, 1999	1.16	1.19	1.16	1.16
501	NASDAQ	VSEC	Mon, Jul 12, 1999	1.13	1.14	1.13	1.14
500	NASDAQ	VSEC	Thu, Jul 8, 1999	1.19	1.19	1.19	1.19
499	NASDAQ	VSEC	Wed, Jul 7, 1999	1.27	1.27	1.23	1.24
498	NASDAQ	VSEC	Tue, Jul 6, 1999	1.27	1.27	1.27	1.27
497	NASDAQ	VSEC	Fri, Jul 2, 1999	1.31	1.31	1.25	1.28
496	NASDAQ	VSEC	Thu, Jul 1, 1999	1.27	1.27	1.27	1.27
495	NASDAQ	VSEC	Tue, Jun 29, 1999	1.30	1.30	1.28	1.28
494	NASDAQ	VSEC	Mon, Jun 28, 1999	1.27	1.31	1.27	1.30
493	NASDAQ	VSEC	Fri, Jun 25, 1999	1.33	1.33	1.31	1.31
492	NASDAQ	VSEC	Thu, Jun 24, 1999	1.30	1.30	1.30	1.30
491	NASDAQ	VSEC	Wed, Jun 23, 1999	1.28	1.30	1.28	1.30
490	NASDAQ	VSEC	Tue, Jun 22, 1999	1.34	1.34	1.31	1.31
489	NASDAQ	VSEC	Mon, Jun 21, 1999	1.34	1.34	1.34	1.34
488	NASDAQ	VSEC	Fri, Jun 18, 1999	1.37	1.37	1.33	1.33
487	NASDAQ	VSEC	Wed, Jun 16, 1999	1.34	1.38	1.34	1.38
486	NASDAQ	VSEC	Tue, Jun 15, 1999	1.34	1.37	1.31	1.34
485	NASDAQ	VSEC	Mon, Jun 14, 1999	1.36	1.36	1.36	1.36
484	NASDAQ	VSEC	Fri, Jun 11, 1999	1.38	1.38	1.38	1.38
483	NASDAQ	VSEC	Thu, Jun 10, 1999	1.41	1.41	1.36	1.36
482	NASDAQ	VSEC	Tue, Jun 8, 1999	1.38	1.38	1.38	1.38
481	NASDAQ	VSEC	Mon, Jun 7, 1999	1.36	1.37	1.36	1.37
480	NASDAQ	VSEC	Fri, Jun 4, 1999	1.41	1.41	1.33	1.34
479	NASDAQ	VSEC	Wed, Jun 2, 1999	1.34	1.38	1.34	1.38
478	NASDAQ	VSEC	Fri, May 28, 1999	1.38	1.42	1.36	1.36
477	NASDAQ	VSEC	Thu, May 27, 1999	1.33	1.38	1.30	1.38
476	NASDAQ	VSEC	Wed, May 26, 1999	1.28	1.34	1.28	1.34
475	NASDAQ	VSEC	Tue, May 25, 1999	1.25	1.25	1.25	1.25
474	NASDAQ	VSEC	Mon, May 24, 1999	1.30	1.31	1.30	1.31
473	NASDAQ	VSEC	Fri, May 21, 1999	1.33	1.33	1.33	1.33
472	NASDAQ	VSEC	Wed, May 19, 1999	1.25	1.27	1.25	1.27
471	NASDAQ	VSEC	Mon, May 17, 1999	1.30	1.30	1.25	1.25
470	NASDAQ	VSEC	Fri, May 14, 1999	1.28	1.28	1.28	1.28
469	NASDAQ	VSEC	Thu, May 13, 1999	1.27	1.30	1.27	1.27
468	NASDAQ	VSEC	Wed, May 12, 1999	1.34	1.34	1.09	1.13
467	NASDAQ	VSEC	Tue, May 11, 1999	1.34	1.34	1.34	1.34
466	NASDAQ	VSEC	Fri, May 7, 1999	1.30	1.30	1.30	1.30
465	NASDAQ	VSEC	Thu, May 6, 1999	1.24	1.34	1.24	1.30
464	NASDAQ	VSEC	Tue, May 4, 1999	1.19	1.19	1.19	1.19
463	NASDAQ	VSEC	Thu, Apr 29, 1999	1.05	1.19	1.05	1.14
462	NASDAQ	VSEC	Wed, Apr 28, 1999	0.98	0.98	0.98	0.98
461	NASDAQ	VSEC	Fri, Apr 23, 1999	0.88	1.03	0.88	1.03
460	NASDAQ	VSEC	Wed, Apr 21, 1999	0.92	0.94	0.92	0.92
459	NASDAQ	VSEC	Tue, Apr 20, 1999	0.89	0.89	0.89	0.89
458	NASDAQ	VSEC	Fri, Apr 16, 1999	0.92	0.92	0.92	0.92
457	NASDAQ	VSEC	Thu, Apr 15, 1999	0.88	0.91	0.88	0.91
456	NASDAQ	VSEC	Fri, Apr 9, 1999	0.88	0.94	0.84	0.84
455	NASDAQ	VSEC	Thu, Apr 8, 1999	0.94	0.94	0.88	0.88
454	NASDAQ	VSEC	Wed, Apr 7, 1999	1.03	1.03	0.88	0.98
453	NASDAQ	VSEC	Mon, Apr 5, 1999	1.03	1.03	1.03	1.03
452	NASDAQ	VSEC	Wed, Mar 31, 1999	1.07	1.07	1.07	1.07
451	NASDAQ	VSEC	Tue, Mar 30, 1999	1.07	1.07	1.03	1.06
450	NASDAQ	VSEC	Fri, Mar 26, 1999	1.06	1.08	1.06	1.08
449	NASDAQ	VSEC	Thu, Mar 25, 1999	1.09	1.09	1.08	1.08
448	NASDAQ	VSEC	Wed, Mar 24, 1999	1.06	1.06	1.05	1.06
447	NASDAQ	VSEC	Tue, Mar 23, 1999	1.06	1.08	1.03	1.03
446	NASDAQ	VSEC	Mon, Mar 22, 1999	1.09	1.09	1.09	1.09
445	NASDAQ	VSEC	Fri, Mar 19, 1999	1.11	1.13	1.05	1.05
444	NASDAQ	VSEC	Mon, Mar 15, 1999	1.09	1.09	1.09	1.09
443	NASDAQ	VSEC	Wed, Mar 10, 1999	1.06	1.06	1.06	1.06
442	NASDAQ	VSEC	Mon, Mar 8, 1999	1.13	1.16	1.12	1.12
441	NASDAQ	VSEC	Tue, Mar 2, 1999	1.09	1.18	1.09	1.17
440	NASDAQ	VSEC	Thu, Feb 25, 1999	1.00	1.09	1.00	1.09
439	NASDAQ	VSEC	Tue, Feb 23, 1999	1.06	1.06	1.06	1.06
438	NASDAQ	VSEC	Mon, Feb 22, 1999	1.13	1.13	1.08	1.08
437	NASDAQ	VSEC	Thu, Feb 18, 1999	1.22	1.22	1.16	1.16
436	NASDAQ	VSEC	Tue, Feb 16, 1999	1.19	1.19	1.19	1.19
435	NASDAQ	VSEC	Fri, Feb 12, 1999	1.19	1.19	1.19	1.19
434	NASDAQ	VSEC	Wed, Feb 10, 1999	1.19	1.31	1.19	1.31
433	NASDAQ	VSEC	Tue, Feb 9, 1999	1.20	1.20	1.20	1.20
432	NASDAQ	VSEC	Mon, Feb 8, 1999	1.17	1.19	1.17	1.19
431	NASDAQ	VSEC	Wed, Feb 3, 1999	1.17	1.17	1.17	1.17
430	NASDAQ	VSEC	Mon, Feb 1, 1999	1.28	1.28	1.28	1.28
429	NASDAQ	VSEC	Fri, Jan 29, 1999	1.28	1.28	1.28	1.28
428	NASDAQ	VSEC	Wed, Jan 27, 1999	1.16	1.16	1.16	1.16
427	NASDAQ	VSEC	Tue, Jan 26, 1999	1.23	1.28	1.19	1.28
426	NASDAQ	VSEC	Fri, Jan 22, 1999	1.25	1.25	1.25	1.25
425	NASDAQ	VSEC	Thu, Jan 21, 1999	1.25	1.34	1.23	1.34
424	NASDAQ	VSEC	Wed, Jan 20, 1999	1.28	1.28	1.28	1.28
423	NASDAQ	VSEC	Tue, Jan 19, 1999	1.38	1.38	1.28	1.28
422	NASDAQ	VSEC	Fri, Jan 15, 1999	1.39	1.39	1.26	1.26
421	NASDAQ	VSEC	Thu, Jan 14, 1999	1.39	1.39	1.31	1.31
420	NASDAQ	VSEC	Wed, Jan 13, 1999	1.39	1.39	1.39	1.39
419	NASDAQ	VSEC	Tue, Jan 12, 1999	1.42	1.44	1.42	1.44
418	NASDAQ	VSEC	Mon, Jan 11, 1999	1.44	1.53	1.39	1.42
417	NASDAQ	VSEC	Fri, Jan 8, 1999	1.47	1.47	1.47	1.47
416	NASDAQ	VSEC	Thu, Jan 7, 1999	1.47	1.47	1.47	1.47
415	NASDAQ	VSEC	Tue, Jan 5, 1999	1.38	1.38	1.38	1.38
414	NASDAQ	VSEC	Mon, Jan 4, 1999	1.38	1.38	1.38	1.38
413	NASDAQ	VSEC	Wed, Dec 30, 1998	1.38	1.44	1.38	1.44
412	NASDAQ	VSEC	Mon, Dec 28, 1998	1.38	1.38	1.38	1.38
411	NASDAQ	VSEC	Tue, Dec 22, 1998	1.38	1.38	1.38	1.38
410	NASDAQ	VSEC	Fri, Dec 18, 1998	1.44	1.44	1.44	1.44
409	NASDAQ	VSEC	Thu, Dec 17, 1998	1.44	1.44	1.44	1.44
408	NASDAQ	VSEC	Wed, Dec 16, 1998	1.63	1.63	1.44	1.50
407	NASDAQ	VSEC	Tue, Dec 15, 1998	1.45	1.63	1.45	1.63
406	NASDAQ	VSEC	Mon, Dec 14, 1998	1.33	1.33	1.33	1.33
405	NASDAQ	VSEC	Tue, Dec 8, 1998	1.23	1.39	1.23	1.39
404	NASDAQ	VSEC	Mon, Dec 7, 1998	1.25	1.30	1.20	1.20
403	NASDAQ	VSEC	Fri, Dec 4, 1998	1.17	1.23	1.17	1.19
402	NASDAQ	VSEC	Thu, Dec 3, 1998	1.09	1.09	1.09	1.09
401	NASDAQ	VSEC	Mon, Nov 30, 1998	1.20	1.20	1.20	1.20
400	NASDAQ	VSEC	Wed, Nov 25, 1998	1.16	1.16	1.16	1.16
399	NASDAQ	VSEC	Mon, Nov 23, 1998	1.09	1.16	1.09	1.09
398	NASDAQ	VSEC	Thu, Nov 19, 1998	1.14	1.14	1.14	1.14
397	NASDAQ	VSEC	Tue, Nov 17, 1998	1.22	1.22	1.14	1.14
396	NASDAQ	VSEC	Mon, Nov 16, 1998	1.16	1.22	1.14	1.22
395	NASDAQ	VSEC	Fri, Nov 13, 1998	1.08	1.09	1.08	1.09
394	NASDAQ	VSEC	Thu, Nov 12, 1998	1.16	1.16	1.09	1.16
393	NASDAQ	VSEC	Wed, Nov 11, 1998	1.06	1.09	1.06	1.09
392	NASDAQ	VSEC	Tue, Nov 10, 1998	1.08	1.16	1.06	1.09
391	NASDAQ	VSEC	Mon, Nov 9, 1998	1.22	1.22	1.08	1.08
390	NASDAQ	VSEC	Fri, Nov 6, 1998	1.13	1.13	1.05	1.13
389	NASDAQ	VSEC	Thu, Nov 5, 1998	1.09	1.25	1.06	1.13
388	NASDAQ	VSEC	Wed, Nov 4, 1998	0.72	1.38	0.72	1.38
387	NASDAQ	VSEC	Mon, Nov 2, 1998	0.81	0.81	0.72	0.72
386	NASDAQ	VSEC	Wed, Oct 28, 1998	0.72	0.72	0.72	0.72
385	NASDAQ	VSEC	Wed, Oct 21, 1998	0.72	0.78	0.72	0.78
384	NASDAQ	VSEC	Fri, Oct 16, 1998	0.72	0.81	0.72	0.81
383	NASDAQ	VSEC	Mon, Oct 12, 1998	0.72	0.72	0.72	0.72
382	NASDAQ	VSEC	Tue, Oct 6, 1998	0.88	0.88	0.69	0.78
381	NASDAQ	VSEC	Thu, Oct 1, 1998	0.94	0.94	0.94	0.94
380	NASDAQ	VSEC	Tue, Sep 29, 1998	1.00	1.00	1.00	1.00
379	NASDAQ	VSEC	Fri, Sep 25, 1998	1.00	1.00	1.00	1.00
378	NASDAQ	VSEC	Mon, Sep 21, 1998	1.03	1.03	0.97	0.97
377	NASDAQ	VSEC	Thu, Sep 17, 1998	1.06	1.06	1.06	1.06
376	NASDAQ	VSEC	Wed, Sep 2, 1998	1.06	1.06	1.06	1.06
375	NASDAQ	VSEC	Tue, Sep 1, 1998	1.09	1.09	1.09	1.09
374	NASDAQ	VSEC	Thu, Aug 27, 1998	1.09	1.09	1.09	1.09
373	NASDAQ	VSEC	Mon, Aug 10, 1998	1.13	1.13	1.13	1.13
372	NASDAQ	VSEC	Wed, Aug 5, 1998	1.06	1.13	1.06	1.13
371	NASDAQ	VSEC	Tue, Aug 4, 1998	1.06	1.08	1.06	1.08
370	NASDAQ	VSEC	Fri, Jul 31, 1998	1.13	1.13	1.13	1.13
369	NASDAQ	VSEC	Thu, Jul 30, 1998	1.13	1.13	1.13	1.13
368	NASDAQ	VSEC	Thu, Jul 23, 1998	1.19	1.19	1.19	1.19
367	NASDAQ	VSEC	Tue, Jul 21, 1998	1.16	1.17	1.16	1.17
366	NASDAQ	VSEC	Tue, Jul 14, 1998	1.16	1.16	1.16	1.16
365	NASDAQ	VSEC	Mon, Jul 13, 1998	1.16	1.16	1.16	1.16
364	NASDAQ	VSEC	Mon, Jul 6, 1998	1.16	1.16	1.16	1.16
363	NASDAQ	VSEC	Thu, Jul 2, 1998	1.16	1.16	1.16	1.16
362	NASDAQ	VSEC	Wed, Jul 1, 1998	1.17	1.17	1.16	1.16
361	NASDAQ	VSEC	Tue, Jun 30, 1998	1.16	1.16	1.16	1.16
360	NASDAQ	VSEC	Thu, Jun 25, 1998	1.19	1.19	1.19	1.19
359	NASDAQ	VSEC	Wed, Jun 24, 1998	1.13	1.13	1.13	1.13
358	NASDAQ	VSEC	Fri, Jun 19, 1998	1.17	1.17	1.17	1.17
357	NASDAQ	VSEC	Wed, Jun 17, 1998	1.14	1.14	1.13	1.13
356	NASDAQ	VSEC	Tue, Jun 16, 1998	1.19	1.19	1.16	1.16
355	NASDAQ	VSEC	Mon, Jun 15, 1998	1.19	1.19	1.16	1.16
354	NASDAQ	VSEC	Wed, Jun 3, 1998	1.25	1.25	1.25	1.25
353	NASDAQ	VSEC	Mon, Jun 1, 1998	1.19	1.19	1.19	1.19
352	NASDAQ	VSEC	Fri, May 29, 1998	1.28	1.31	1.28	1.31
351	NASDAQ	VSEC	Wed, May 27, 1998	1.19	1.28	1.19	1.28
350	NASDAQ	VSEC	Fri, May 22, 1998	1.22	1.22	1.16	1.16
349	NASDAQ	VSEC	Thu, May 21, 1998	1.20	1.20	1.19	1.19
348	NASDAQ	VSEC	Mon, May 18, 1998	1.16	1.16	1.16	1.16
347	NASDAQ	VSEC	Thu, May 14, 1998	1.13	1.13	1.13	1.13
346	NASDAQ	VSEC	Wed, May 13, 1998	1.22	1.22	1.22	1.22
345	NASDAQ	VSEC	Tue, May 12, 1998	1.13	1.13	1.13	1.13
344	NASDAQ	VSEC	Mon, May 11, 1998	1.19	1.19	1.19	1.19
343	NASDAQ	VSEC	Fri, May 8, 1998	1.13	1.13	1.13	1.13
342	NASDAQ	VSEC	Thu, May 7, 1998	1.06	1.09	1.06	1.06
341	NASDAQ	VSEC	Tue, May 5, 1998	1.09	1.09	1.08	1.09
340	NASDAQ	VSEC	Thu, Apr 30, 1998	1.03	1.06	0.98	1.06
339	NASDAQ	VSEC	Wed, Apr 29, 1998	1.00	1.00	1.00	1.00
338	NASDAQ	VSEC	Tue, Apr 28, 1998	1.03	1.09	0.97	1.03
337	NASDAQ	VSEC	Wed, Apr 22, 1998	0.94	1.00	0.94	1.00
336	NASDAQ	VSEC	Mon, Apr 20, 1998	0.97	1.00	0.97	1.00
335	NASDAQ	VSEC	Fri, Apr 17, 1998	1.00	1.00	1.00	1.00
334	NASDAQ	VSEC	Mon, Apr 13, 1998	1.06	1.06	1.03	1.03
333	NASDAQ	VSEC	Thu, Apr 9, 1998	1.03	1.03	1.03	1.03
332	NASDAQ	VSEC	Wed, Apr 8, 1998	1.03	1.03	1.03	1.03
331	NASDAQ	VSEC	Fri, Apr 3, 1998	1.03	1.03	1.03	1.03
330	NASDAQ	VSEC	Thu, Apr 2, 1998	1.09	1.09	1.09	1.09
329	NASDAQ	VSEC	Wed, Apr 1, 1998	1.09	1.09	1.09	1.09
328	NASDAQ	VSEC	Tue, Mar 31, 1998	1.06	1.06	1.06	1.06
327	NASDAQ	VSEC	Mon, Mar 30, 1998	1.06	1.06	1.06	1.06
326	NASDAQ	VSEC	Fri, Mar 27, 1998	1.06	1.06	1.06	1.06
325	NASDAQ	VSEC	Wed, Mar 25, 1998	1.17	1.17	1.17	1.17
324	NASDAQ	VSEC	Thu, Mar 19, 1998	1.03	1.03	1.03	1.03
323	NASDAQ	VSEC	Tue, Mar 17, 1998	1.06	1.06	1.06	1.06
322	NASDAQ	VSEC	Fri, Mar 13, 1998	1.08	1.08	1.08	1.08
321	NASDAQ	VSEC	Thu, Mar 12, 1998	1.06	1.06	1.06	1.06
320	NASDAQ	VSEC	Tue, Mar 10, 1998	1.06	1.06	1.03	1.03
319	NASDAQ	VSEC	Fri, Mar 6, 1998	1.03	1.03	1.03	1.03
318	NASDAQ	VSEC	Tue, Feb 24, 1998	1.03	1.03	1.03	1.03
317	NASDAQ	VSEC	Fri, Feb 20, 1998	1.08	1.08	1.08	1.08
316	NASDAQ	VSEC	Thu, Feb 19, 1998	1.03	1.03	1.03	1.03
315	NASDAQ	VSEC	Wed, Feb 18, 1998	1.08	1.08	1.08	1.08
314	NASDAQ	VSEC	Mon, Feb 2, 1998	1.03	1.03	1.03	1.03
313	NASDAQ	VSEC	Thu, Jan 29, 1998	1.02	1.02	1.02	1.02
312	NASDAQ	VSEC	Mon, Jan 26, 1998	1.06	1.06	1.06	1.06
311	NASDAQ	VSEC	Thu, Jan 22, 1998	1.16	1.16	1.16	1.16
310	NASDAQ	VSEC	Wed, Jan 21, 1998	1.13	1.13	1.02	1.02
309	NASDAQ	VSEC	Thu, Jan 15, 1998	1.16	1.16	1.16	1.16
308	NASDAQ	VSEC	Tue, Jan 6, 1998	1.15	1.15	1.15	1.15
307	NASDAQ	VSEC	Mon, Jan 5, 1998	1.13	1.13	1.08	1.08
306	NASDAQ	VSEC	Fri, Jan 2, 1998	1.13	1.21	1.13	1.21
305	NASDAQ	VSEC	Tue, Dec 30, 1997	1.21	1.21	1.21	1.21
304	NASDAQ	VSEC	Mon, Dec 29, 1997	1.13	1.13	1.13	1.13
303	NASDAQ	VSEC	Thu, Dec 11, 1997	1.21	1.21	1.18	1.18
302	NASDAQ	VSEC	Tue, Dec 9, 1997	1.18	1.18	1.18	1.18
301	NASDAQ	VSEC	Fri, Dec 5, 1997	1.18	1.18	1.18	1.18
300	NASDAQ	VSEC	Thu, Dec 4, 1997	1.20	1.20	1.20	1.20
299	NASDAQ	VSEC	Mon, Dec 1, 1997	1.23	1.23	1.23	1.23
298	NASDAQ	VSEC	Wed, Nov 26, 1997	1.20	1.20	1.20	1.20
297	NASDAQ	VSEC	Mon, Nov 24, 1997	1.23	1.23	1.23	1.23
296	NASDAQ	VSEC	Fri, Nov 14, 1997	1.18	1.18	1.18	1.18
295	NASDAQ	VSEC	Tue, Nov 4, 1997	1.25	1.25	1.16	1.16
294	NASDAQ	VSEC	Fri, Oct 31, 1997	1.21	1.21	1.21	1.21
293	NASDAQ	VSEC	Mon, Oct 27, 1997	1.18	1.18	1.18	1.18
292	NASDAQ	VSEC	Fri, Oct 24, 1997	1.21	1.28	1.21	1.28
291	NASDAQ	VSEC	Wed, Oct 22, 1997	1.21	1.21	1.21	1.21
290	NASDAQ	VSEC	Tue, Oct 21, 1997	1.21	1.21	1.21	1.21
289	NASDAQ	VSEC	Mon, Oct 20, 1997	1.21	1.21	1.21	1.21
288	NASDAQ	VSEC	Fri, Oct 17, 1997	1.23	1.23	1.23	1.23
287	NASDAQ	VSEC	Thu, Oct 9, 1997	1.23	1.23	1.23	1.23
286	NASDAQ	VSEC	Wed, Oct 8, 1997	1.23	1.23	1.23	1.23
285	NASDAQ	VSEC	Tue, Oct 7, 1997	1.23	1.23	1.23	1.23
284	NASDAQ	VSEC	Fri, Sep 26, 1997	1.23	1.23	1.23	1.23
283	NASDAQ	VSEC	Wed, Sep 24, 1997	1.25	1.25	1.25	1.25
282	NASDAQ	VSEC	Tue, Sep 23, 1997	1.28	1.30	1.25	1.25
281	NASDAQ	VSEC	Wed, Sep 17, 1997	1.28	1.28	1.28	1.28
280	NASDAQ	VSEC	Mon, Sep 15, 1997	1.33	1.33	1.33	1.33
279	NASDAQ	VSEC	Fri, Sep 12, 1997	1.33	1.33	1.33	1.33
278	NASDAQ	VSEC	Tue, Sep 9, 1997	1.33	1.33	1.25	1.33
277	NASDAQ	VSEC	Mon, Sep 8, 1997	1.33	1.33	1.33	1.33
276	NASDAQ	VSEC	Thu, Sep 4, 1997	1.34	1.34	1.23	1.25
275	NASDAQ	VSEC	Fri, Aug 29, 1997	1.34	1.34	1.23	1.23
274	NASDAQ	VSEC	Tue, Aug 26, 1997	1.30	1.30	1.30	1.30
273	NASDAQ	VSEC	Fri, Aug 22, 1997	1.21	1.23	1.21	1.23
272	NASDAQ	VSEC	Thu, Aug 21, 1997	1.20	1.20	1.20	1.20
271	NASDAQ	VSEC	Wed, Aug 20, 1997	1.21	1.21	1.21	1.21
270	NASDAQ	VSEC	Tue, Aug 19, 1997	1.21	1.23	1.21	1.22
269	NASDAQ	VSEC	Mon, Aug 18, 1997	1.28	1.29	1.28	1.29
268	NASDAQ	VSEC	Wed, Aug 13, 1997	1.23	1.24	1.23	1.24
267	NASDAQ	VSEC	Mon, Aug 11, 1997	1.25	1.25	1.25	1.25
266	NASDAQ	VSEC	Thu, Aug 7, 1997	1.23	1.23	1.23	1.23
265	NASDAQ	VSEC	Tue, Aug 5, 1997	1.33	1.33	1.33	1.33
264	NASDAQ	VSEC	Mon, Aug 4, 1997	1.23	1.23	1.23	1.23
263	NASDAQ	VSEC	Wed, Jul 30, 1997	1.23	1.23	1.23	1.23
262	NASDAQ	VSEC	Mon, Jul 28, 1997	1.23	1.25	1.23	1.25
261	NASDAQ	VSEC	Thu, Jul 24, 1997	1.26	1.26	1.23	1.26
260	NASDAQ	VSEC	Fri, Jul 18, 1997	1.23	1.24	1.23	1.24
259	NASDAQ	VSEC	Wed, Jul 16, 1997	1.20	1.23	1.20	1.23
258	NASDAQ	VSEC	Tue, Jul 15, 1997	1.20	1.20	1.20	1.20
257	NASDAQ	VSEC	Fri, Jul 11, 1997	1.23	1.23	1.23	1.23
256	NASDAQ	VSEC	Thu, Jul 10, 1997	1.21	1.21	1.21	1.21
255	NASDAQ	VSEC	Mon, Jul 7, 1997	1.20	1.20	1.20	1.20
254	NASDAQ	VSEC	Wed, Jun 25, 1997	1.20	1.20	1.20	1.20
253	NASDAQ	VSEC	Wed, Jun 18, 1997	1.15	1.15	1.15	1.15
252	NASDAQ	VSEC	Tue, Jun 17, 1997	1.25	1.25	1.20	1.25
251	NASDAQ	VSEC	Fri, Jun 13, 1997	1.15	1.15	1.15	1.15
250	NASDAQ	VSEC	Fri, Jun 6, 1997	1.15	1.15	1.15	1.15
249	NASDAQ	VSEC	Thu, Jun 5, 1997	1.28	1.28	1.20	1.20
248	NASDAQ	VSEC	Thu, May 29, 1997	1.20	1.20	1.20	1.20
247	NASDAQ	VSEC	Wed, May 28, 1997	1.10	1.28	1.10	1.28
246	NASDAQ	VSEC	Fri, May 23, 1997	1.13	1.13	1.13	1.13
245	NASDAQ	VSEC	Wed, May 21, 1997	1.10	1.13	1.10	1.13
244	NASDAQ	VSEC	Mon, May 19, 1997	1.08	1.10	1.08	1.10
243	NASDAQ	VSEC	Fri, May 16, 1997	1.08	1.08	1.08	1.08
242	NASDAQ	VSEC	Thu, May 15, 1997	1.08	1.08	1.08	1.08
241	NASDAQ	VSEC	Wed, May 14, 1997	1.08	1.08	1.08	1.08
240	NASDAQ	VSEC	Tue, May 13, 1997	1.10	1.10	1.10	1.10
239	NASDAQ	VSEC	Mon, May 12, 1997	1.08	1.10	1.08	1.10
238	NASDAQ	VSEC	Fri, May 9, 1997	1.05	1.05	1.05	1.05
237	NASDAQ	VSEC	Thu, May 8, 1997	1.05	1.23	1.05	1.23
236	NASDAQ	VSEC	Wed, May 7, 1997	1.23	1.23	1.20	1.23
235	NASDAQ	VSEC	Tue, May 6, 1997	1.20	1.23	1.03	1.10
234	NASDAQ	VSEC	Mon, May 5, 1997	1.03	1.03	1.03	1.03
233	NASDAQ	VSEC	Fri, May 2, 1997	1.04	1.15	1.04	1.15
232	NASDAQ	VSEC	Tue, Apr 29, 1997	1.05	1.05	1.05	1.05
231	NASDAQ	VSEC	Fri, Apr 25, 1997	1.00	1.00	1.00	1.00
230	NASDAQ	VSEC	Thu, Apr 24, 1997	1.10	1.10	1.05	1.10
229	NASDAQ	VSEC	Wed, Apr 23, 1997	1.10	1.10	1.10	1.10
228	NASDAQ	VSEC	Tue, Apr 22, 1997	1.20	1.20	1.20	1.20
227	NASDAQ	VSEC	Mon, Apr 21, 1997	1.20	1.20	1.20	1.20
226	NASDAQ	VSEC	Fri, Apr 18, 1997	1.20	1.20	1.20	1.20
225	NASDAQ	VSEC	Thu, Apr 17, 1997	1.20	1.20	1.20	1.20
224	NASDAQ	VSEC	Wed, Apr 16, 1997	1.20	1.20	1.20	1.20
223	NASDAQ	VSEC	Mon, Apr 14, 1997	1.35	1.35	1.20	1.20
222	NASDAQ	VSEC	Fri, Apr 11, 1997	1.30	1.30	1.30	1.30
221	NASDAQ	VSEC	Mon, Apr 7, 1997	1.20	1.23	1.20	1.23
220	NASDAQ	VSEC	Fri, Apr 4, 1997	1.20	1.30	1.20	1.30
219	NASDAQ	VSEC	Thu, Apr 3, 1997	1.30	1.30	1.30	1.30
218	NASDAQ	VSEC	Wed, Apr 2, 1997	1.40	1.45	1.30	1.45
217	NASDAQ	VSEC	Tue, Apr 1, 1997	1.45	1.48	1.45	1.46
216	NASDAQ	VSEC	Mon, Mar 31, 1997	1.45	1.45	1.45	1.45
215	NASDAQ	VSEC	Wed, Mar 26, 1997	1.45	1.45	1.45	1.45
214	NASDAQ	VSEC	Tue, Mar 25, 1997	1.45	1.45	1.45	1.45
213	NASDAQ	VSEC	Thu, Mar 20, 1997	1.45	1.45	1.45	1.45
212	NASDAQ	VSEC	Tue, Mar 18, 1997	1.45	1.48	1.45	1.48
211	NASDAQ	VSEC	Fri, Mar 14, 1997	1.65	1.65	1.65	1.65
210	NASDAQ	VSEC	Thu, Mar 13, 1997	1.45	1.53	1.45	1.53
209	NASDAQ	VSEC	Tue, Mar 11, 1997	1.45	1.45	1.45	1.45
208	NASDAQ	VSEC	Tue, Mar 4, 1997	1.45	1.45	1.45	1.45
207	NASDAQ	VSEC	Fri, Feb 28, 1997	1.45	1.45	1.45	1.45
206	NASDAQ	VSEC	Thu, Feb 27, 1997	1.53	1.53	1.50	1.50
205	NASDAQ	VSEC	Wed, Feb 26, 1997	1.55	1.55	1.55	1.55
204	NASDAQ	VSEC	Thu, Feb 13, 1997	1.55	1.55	1.55	1.55
203	NASDAQ	VSEC	Wed, Feb 12, 1997	1.55	1.73	1.55	1.73
202	NASDAQ	VSEC	Mon, Feb 10, 1997	1.55	1.55	1.55	1.55
201	NASDAQ	VSEC	Fri, Feb 7, 1997	1.64	1.64	1.64	1.64
200	NASDAQ	VSEC	Tue, Feb 4, 1997	1.63	1.63	1.55	1.55
199	NASDAQ	VSEC	Mon, Feb 3, 1997	1.64	1.64	1.64	1.64
198	NASDAQ	VSEC	Fri, Jan 31, 1997	1.55	1.55	1.55	1.55
197	NASDAQ	VSEC	Wed, Jan 29, 1997	1.73	1.73	1.60	1.60
196	NASDAQ	VSEC	Tue, Jan 28, 1997	1.58	1.58	1.58	1.58
195	NASDAQ	VSEC	Mon, Jan 27, 1997	1.58	1.58	1.58	1.58
194	NASDAQ	VSEC	Fri, Jan 24, 1997	1.65	1.65	1.65	1.65
193	NASDAQ	VSEC	Thu, Jan 23, 1997	1.58	1.58	1.58	1.58
192	NASDAQ	VSEC	Tue, Jan 21, 1997	1.58	1.58	1.58	1.58
191	NASDAQ	VSEC	Fri, Jan 17, 1997	1.73	1.73	1.65	1.65
190	NASDAQ	VSEC	Thu, Jan 16, 1997	1.58	1.58	1.58	1.58
189	NASDAQ	VSEC	Mon, Jan 13, 1997	1.58	1.58	1.58	1.58
188	NASDAQ	VSEC	Tue, Jan 7, 1997	1.55	1.60	1.55	1.60
187	NASDAQ	VSEC	Thu, Jan 2, 1997	1.65	1.65	1.65	1.65
186	NASDAQ	VSEC	Tue, Dec 31, 1996	1.60	1.60	1.60	1.60
185	NASDAQ	VSEC	Mon, Dec 30, 1996	1.60	1.60	1.60	1.60
184	NASDAQ	VSEC	Fri, Dec 27, 1996	1.60	1.60	1.60	1.60
183	NASDAQ	VSEC	Mon, Dec 23, 1996	1.70	1.70	1.70	1.70
182	NASDAQ	VSEC	Tue, Dec 17, 1996	1.63	1.63	1.63	1.63
181	NASDAQ	VSEC	Mon, Dec 16, 1996	1.63	1.63	1.63	1.63
180	NASDAQ	VSEC	Thu, Dec 12, 1996	1.63	1.63	1.63	1.63
179	NASDAQ	VSEC	Mon, Dec 9, 1996	1.65	1.65	1.65	1.65
178	NASDAQ	VSEC	Thu, Dec 5, 1996	1.63	1.63	1.63	1.63
177	NASDAQ	VSEC	Wed, Dec 4, 1996	1.65	1.65	1.65	1.65
176	NASDAQ	VSEC	Mon, Dec 2, 1996	1.60	1.60	1.60	1.60
175	NASDAQ	VSEC	Wed, Nov 27, 1996	1.60	1.60	1.60	1.60
174	NASDAQ	VSEC	Tue, Nov 26, 1996	1.75	1.75	1.60	1.60
173	NASDAQ	VSEC	Mon, Nov 25, 1996	1.62	1.62	1.62	1.62
172	NASDAQ	VSEC	Mon, Nov 18, 1996	1.62	1.62	1.60	1.62
171	NASDAQ	VSEC	Fri, Nov 15, 1996	1.75	1.75	1.60	1.60
170	NASDAQ	VSEC	Thu, Nov 14, 1996	1.78	1.78	1.74	1.74
169	NASDAQ	VSEC	Fri, Nov 8, 1996	1.58	1.58	1.58	1.58
168	NASDAQ	VSEC	Wed, Nov 6, 1996	1.58	1.60	1.58	1.60
167	NASDAQ	VSEC	Tue, Oct 29, 1996	1.58	1.58	1.58	1.58
166	NASDAQ	VSEC	Wed, Oct 23, 1996	1.58	1.60	1.58	1.60
165	NASDAQ	VSEC	Mon, Oct 21, 1996	1.58	1.61	1.58	1.61
164	NASDAQ	VSEC	Fri, Oct 18, 1996	1.88	1.88	1.84	1.88
163	NASDAQ	VSEC	Fri, Oct 11, 1996	1.88	1.88	1.88	1.88
162	NASDAQ	VSEC	Mon, Oct 7, 1996	1.58	1.61	1.58	1.61
161	NASDAQ	VSEC	Thu, Sep 26, 1996	1.75	1.90	1.75	1.75
160	NASDAQ	VSEC	Wed, Sep 18, 1996	2.00	2.00	2.00	2.00
159	NASDAQ	VSEC	Tue, Sep 17, 1996	1.75	1.75	1.75	1.75
158	NASDAQ	VSEC	Tue, Aug 27, 1996	2.10	2.10	2.10	2.10
157	NASDAQ	VSEC	Mon, Aug 26, 1996	1.80	1.85	1.80	1.85
156	NASDAQ	VSEC	Mon, Aug 19, 1996	1.80	1.80	1.60	1.65
155	NASDAQ	VSEC	Fri, Aug 16, 1996	1.93	1.95	1.93	1.95
154	NASDAQ	VSEC	Thu, Aug 15, 1996	2.04	2.04	2.04	2.04
153	NASDAQ	VSEC	Fri, Aug 2, 1996	1.80	1.80	1.80	1.80
152	NASDAQ	VSEC	Thu, Aug 1, 1996	1.80	1.80	1.80	1.80
151	NASDAQ	VSEC	Wed, Jul 31, 1996	1.85	2.05	1.85	2.05
150	NASDAQ	VSEC	Tue, Jul 30, 1996	1.90	1.90	1.90	1.90
149	NASDAQ	VSEC	Mon, Jul 29, 1996	1.75	1.75	1.75	1.75
148	NASDAQ	VSEC	Thu, Jul 25, 1996	2.05	2.05	2.05	2.05
147	NASDAQ	VSEC	Wed, Jul 24, 1996	1.75	1.90	1.75	1.90
146	NASDAQ	VSEC	Tue, Jul 23, 1996	1.90	2.15	1.75	1.90
145	NASDAQ	VSEC	Mon, Jul 22, 1996	1.80	2.05	1.80	2.05
144	NASDAQ	VSEC	Fri, Jul 19, 1996	2.00	2.05	1.95	2.05
143	NASDAQ	VSEC	Thu, Jul 18, 1996	1.90	1.90	1.90	1.90
142	NASDAQ	VSEC	Wed, Jul 17, 1996	1.78	1.85	1.78	1.85
141	NASDAQ	VSEC	Tue, Jul 16, 1996	1.79	1.79	1.48	1.70
140	NASDAQ	VSEC	Mon, Jul 15, 1996	1.79	1.80	1.48	1.48
139	NASDAQ	VSEC	Wed, Jul 10, 1996	1.80	1.80	1.80	1.80
138	NASDAQ	VSEC	Mon, Jul 8, 1996	1.80	1.80	1.80	1.80
137	NASDAQ	VSEC	Fri, Jun 28, 1996	1.80	1.80	1.80	1.80
136	NASDAQ	VSEC	Wed, Jun 26, 1996	1.50	1.80	1.50	1.80
135	NASDAQ	VSEC	Thu, Jun 20, 1996	1.85	1.85	1.85	1.85
134	NASDAQ	VSEC	Wed, Jun 19, 1996	1.71	1.80	1.70	1.80
133	NASDAQ	VSEC	Tue, Jun 18, 1996	1.80	1.90	1.80	1.90
132	NASDAQ	VSEC	Mon, Jun 17, 1996	1.80	1.80	1.80	1.80
131	NASDAQ	VSEC	Fri, Jun 14, 1996	1.95	2.00	1.95	2.00
130	NASDAQ	VSEC	Thu, Jun 13, 1996	2.03	2.03	2.00	2.00
129	NASDAQ	VSEC	Wed, Jun 12, 1996	1.90	1.90	1.90	1.90
128	NASDAQ	VSEC	Fri, Jun 7, 1996	2.05	2.05	1.90	1.90
127	NASDAQ	VSEC	Thu, Jun 6, 1996	1.90	1.90	1.90	1.90
126	NASDAQ	VSEC	Wed, Jun 5, 1996	2.05	2.05	2.05	2.05
125	NASDAQ	VSEC	Tue, Jun 4, 1996	2.10	2.10	2.10	2.10
124	NASDAQ	VSEC	Mon, Jun 3, 1996	2.10	2.10	1.90	1.90
123	NASDAQ	VSEC	Fri, May 31, 1996	1.90	1.90	1.90	1.90
122	NASDAQ	VSEC	Thu, May 30, 1996	1.90	1.99	1.90	1.99
121	NASDAQ	VSEC	Wed, May 29, 1996	1.85	1.85	1.85	1.85
120	NASDAQ	VSEC	Tue, May 28, 1996	1.90	2.10	1.90	2.10
119	NASDAQ	VSEC	Fri, May 24, 1996	2.10	2.10	2.10	2.10
118	NASDAQ	VSEC	Thu, May 23, 1996	2.10	2.10	2.10	2.10
117	NASDAQ	VSEC	Tue, May 21, 1996	1.98	1.98	1.90	1.95
116	NASDAQ	VSEC	Mon, May 20, 1996	1.96	1.96	1.96	1.96
115	NASDAQ	VSEC	Wed, May 15, 1996	2.03	2.08	2.00	2.08
114	NASDAQ	VSEC	Tue, May 14, 1996	2.03	2.03	2.03	2.03
113	NASDAQ	VSEC	Mon, May 13, 1996	2.03	2.03	1.88	1.88
112	NASDAQ	VSEC	Fri, May 10, 1996	1.88	2.03	1.88	2.03
111	NASDAQ	VSEC	Thu, May 9, 1996	2.08	2.08	2.00	2.03
110	NASDAQ	VSEC	Wed, May 8, 1996	2.05	2.05	2.00	2.00
109	NASDAQ	VSEC	Tue, May 7, 1996	2.10	2.10	1.90	1.90
108	NASDAQ	VSEC	Mon, May 6, 1996	1.90	2.10	1.90	1.90
107	NASDAQ	VSEC	Thu, May 2, 1996	2.05	2.05	2.05	2.05
106	NASDAQ	VSEC	Fri, Apr 26, 1996	1.88	2.10	1.88	2.05
105	NASDAQ	VSEC	Thu, Apr 25, 1996	1.88	2.10	1.88	2.10
104	NASDAQ	VSEC	Wed, Apr 24, 1996	2.10	2.10	2.10	2.10
103	NASDAQ	VSEC	Tue, Apr 23, 1996	2.05	2.10	1.90	2.03
102	NASDAQ	VSEC	Mon, Apr 22, 1996	2.05	2.07	1.95	1.95
101	NASDAQ	VSEC	Fri, Apr 19, 1996	2.00	2.05	1.88	2.05
100	NASDAQ	VSEC	Thu, Apr 18, 1996	1.83	2.00	1.80	2.00
99	NASDAQ	VSEC	Wed, Apr 17, 1996	1.78	1.83	1.65	1.83
98	NASDAQ	VSEC	Tue, Apr 16, 1996	1.70	1.73	1.63	1.70
97	NASDAQ	VSEC	Fri, Apr 12, 1996	1.63	1.63	1.63	1.63
96	NASDAQ	VSEC	Thu, Apr 11, 1996	1.45	1.45	1.45	1.45
95	NASDAQ	VSEC	Wed, Apr 10, 1996	1.63	1.63	1.63	1.63
94	NASDAQ	VSEC	Mon, Apr 8, 1996	1.63	1.63	1.63	1.63
93	NASDAQ	VSEC	Thu, Apr 4, 1996	1.48	1.63	1.48	1.63
92	NASDAQ	VSEC	Wed, Apr 3, 1996	1.63	1.63	1.54	1.54
91	NASDAQ	VSEC	Tue, Apr 2, 1996	1.63	1.63	1.63	1.63
90	NASDAQ	VSEC	Mon, Apr 1, 1996	1.50	1.50	1.50	1.50
89	NASDAQ	VSEC	Thu, Mar 28, 1996	1.45	1.53	1.45	1.53
88	NASDAQ	VSEC	Fri, Mar 22, 1996	1.43	1.43	1.43	1.43
87	NASDAQ	VSEC	Wed, Mar 20, 1996	1.33	1.35	1.33	1.35
86	NASDAQ	VSEC	Tue, Mar 12, 1996	1.53	1.53	1.53	1.53
85	NASDAQ	VSEC	Mon, Mar 4, 1996	1.53	1.53	1.53	1.53
84	NASDAQ	VSEC	Fri, Mar 1, 1996	1.35	1.35	1.35	1.35
83	NASDAQ	VSEC	Thu, Feb 29, 1996	1.35	1.35	1.35	1.35
82	NASDAQ	VSEC	Wed, Feb 28, 1996	1.50	1.50	1.50	1.50
81	NASDAQ	VSEC	Tue, Feb 27, 1996	1.60	1.60	1.60	1.60
80	NASDAQ	VSEC	Fri, Feb 23, 1996	1.68	1.68	1.68	1.68
79	NASDAQ	VSEC	Thu, Feb 22, 1996	1.64	1.65	1.64	1.65
78	NASDAQ	VSEC	Fri, Feb 16, 1996	1.65	1.65	1.65	1.65
77	NASDAQ	VSEC	Mon, Feb 12, 1996	1.53	1.53	1.53	1.53
76	NASDAQ	VSEC	Wed, Feb 7, 1996	1.53	1.53	1.53	1.53
75	NASDAQ	VSEC	Mon, Feb 5, 1996	1.63	1.75	1.55	1.55
74	NASDAQ	VSEC	Fri, Feb 2, 1996	1.60	1.75	1.50	1.65
73	NASDAQ	VSEC	Wed, Jan 31, 1996	1.40	1.50	1.40	1.50
72	NASDAQ	VSEC	Mon, Jan 29, 1996	1.60	1.60	1.40	1.40
71	NASDAQ	VSEC	Fri, Jan 26, 1996	1.55	1.55	1.50	1.50
70	NASDAQ	VSEC	Thu, Jan 25, 1996	1.55	1.55	1.50	1.50
69	NASDAQ	VSEC	Wed, Jan 24, 1996	1.38	1.55	1.33	1.33
68	NASDAQ	VSEC	Tue, Jan 23, 1996	1.33	1.48	1.33	1.48
67	NASDAQ	VSEC	Mon, Jan 22, 1996	1.48	1.48	1.28	1.28
66	NASDAQ	VSEC	Fri, Jan 19, 1996	1.28	1.28	1.28	1.28
65	NASDAQ	VSEC	Thu, Jan 18, 1996	1.28	1.28	1.28	1.28
64	NASDAQ	VSEC	Wed, Jan 17, 1996	1.48	1.48	1.48	1.48
63	NASDAQ	VSEC	Mon, Jan 15, 1996	1.25	1.25	1.25	1.25
62	NASDAQ	VSEC	Thu, Jan 11, 1996	1.25	1.25	1.25	1.25
61	NASDAQ	VSEC	Wed, Jan 10, 1996	1.25	1.38	1.25	1.38
60	NASDAQ	VSEC	Thu, Jan 4, 1996	1.28	1.50	1.28	1.28
59	NASDAQ	VSEC	Wed, Jan 3, 1996	1.40	1.40	1.25	1.30
58	NASDAQ	VSEC	Tue, Jan 2, 1996	1.35	1.35	1.34	1.35
57	NASDAQ	VSEC	Fri, Dec 29, 1995	1.35	1.35	1.35	1.35
56	NASDAQ	VSEC	Thu, Dec 28, 1995	1.33	1.33	1.33	1.33
55	NASDAQ	VSEC	Wed, Dec 27, 1995	1.35	1.35	1.35	1.35
54	NASDAQ	VSEC	Tue, Dec 26, 1995	1.35	1.35	1.18	1.18
53	NASDAQ	VSEC	Fri, Dec 22, 1995	1.35	1.35	1.35	1.35
52	NASDAQ	VSEC	Thu, Dec 21, 1995	1.35	1.35	1.35	1.35
51	NASDAQ	VSEC	Fri, Dec 15, 1995	1.33	1.33	1.33	1.33
50	NASDAQ	VSEC	Mon, Dec 11, 1995	1.30	1.30	1.15	1.15
49	NASDAQ	VSEC	Fri, Dec 8, 1995	1.28	1.28	1.28	1.28
48	NASDAQ	VSEC	Thu, Dec 7, 1995	1.25	1.25	1.08	1.08
47	NASDAQ	VSEC	Wed, Dec 6, 1995	1.20	1.20	1.18	1.18
46	NASDAQ	VSEC	Tue, Dec 5, 1995	1.18	1.18	1.18	1.18
45	NASDAQ	VSEC	Mon, Dec 4, 1995	1.00	1.18	1.00	1.18
44	NASDAQ	VSEC	Fri, Dec 1, 1995	1.00	1.18	1.00	1.18
43	NASDAQ	VSEC	Thu, Nov 30, 1995	1.18	1.18	1.18	1.18
42	NASDAQ	VSEC	Wed, Nov 29, 1995	1.18	1.18	1.18	1.18
41	NASDAQ	VSEC	Tue, Nov 28, 1995	0.98	1.18	0.98	1.18
40	NASDAQ	VSEC	Mon, Nov 27, 1995	1.00	1.00	1.00	1.00
39	NASDAQ	VSEC	Fri, Nov 24, 1995	1.18	1.18	1.18	1.18
38	NASDAQ	VSEC	Wed, Nov 22, 1995	0.98	1.02	0.98	1.02
37	NASDAQ	VSEC	Tue, Nov 21, 1995	1.01	1.01	1.01	1.01
36	NASDAQ	VSEC	Mon, Nov 20, 1995	1.00	1.00	1.00	1.00
35	NASDAQ	VSEC	Fri, Nov 17, 1995	1.00	1.00	1.00	1.00
34	NASDAQ	VSEC	Thu, Nov 16, 1995	1.18	1.18	1.00	1.18
33	NASDAQ	VSEC	Mon, Nov 6, 1995	1.18	1.18	1.18	1.18
32	NASDAQ	VSEC	Wed, Nov 1, 1995	1.00	1.00	1.00	1.00
31	NASDAQ	VSEC	Mon, Oct 30, 1995	1.18	1.18	1.18	1.18
30	NASDAQ	VSEC	Fri, Oct 27, 1995	1.01	1.01	1.01	1.01
29	NASDAQ	VSEC	Wed, Oct 25, 1995	1.13	1.13	1.13	1.13
28	NASDAQ	VSEC	Tue, Oct 17, 1995	1.10	1.20	1.10	1.20
27	NASDAQ	VSEC	Mon, Oct 16, 1995	1.10	1.10	1.10	1.10
26	NASDAQ	VSEC	Thu, Oct 12, 1995	1.10	1.10	1.10	1.10
25	NASDAQ	VSEC	Wed, Oct 11, 1995	1.15	1.15	1.15	1.15
24	NASDAQ	VSEC	Tue, Oct 10, 1995	1.25	1.25	1.10	1.25
23	NASDAQ	VSEC	Tue, Oct 3, 1995	1.11	1.15	1.11	1.15
22	NASDAQ	VSEC	Mon, Oct 2, 1995	1.10	1.25	1.10	1.25
21	NASDAQ	VSEC	Fri, Sep 29, 1995	1.13	1.13	1.13	1.13
20	NASDAQ	VSEC	Wed, Sep 27, 1995	1.10	1.10	1.10	1.10
19	NASDAQ	VSEC	Fri, Sep 22, 1995	1.21	1.21	1.21	1.21
18	NASDAQ	VSEC	Tue, Sep 19, 1995	1.10	1.10	1.10	1.10
17	NASDAQ	VSEC	Thu, Sep 14, 1995	1.10	1.10	1.10	1.10
16	NASDAQ	VSEC	Tue, Sep 12, 1995	1.30	1.30	1.30	1.30
15	NASDAQ	VSEC	Mon, Sep 11, 1995	1.10	1.10	1.10	1.10
14	NASDAQ	VSEC	Fri, Sep 8, 1995	1.10	1.10	1.10	1.10
13	NASDAQ	VSEC	Thu, Sep 7, 1995	1.25	1.25	1.25	1.25
12	NASDAQ	VSEC	Wed, Sep 6, 1995	1.10	1.25	1.10	1.25
11	NASDAQ	VSEC	Tue, Sep 5, 1995	1.10	1.25	1.10	1.25
10	NASDAQ	VSEC	Fri, Sep 1, 1995	1.25	1.25	1.25	1.25
9	NASDAQ	VSEC	Wed, Aug 30, 1995	1.25	1.25	1.20	1.20
8	NASDAQ	VSEC	Tue, Aug 29, 1995	1.13	1.15	1.13	1.13
7	NASDAQ	VSEC	Mon, Aug 28, 1995	1.13	1.18	1.13	1.13
6	NASDAQ	VSEC	Fri, Aug 25, 1995	1.13	1.30	1.13	1.30
5	NASDAQ	VSEC	Thu, Aug 24, 1995	1.13	1.30	1.13	1.30
4	NASDAQ	VSEC	Wed, Aug 23, 1995	1.13	1.13	1.13	1.13
3	NASDAQ	VSEC	Tue, Aug 22, 1995	1.38	1.38	1.13	1.30
2	NASDAQ	VSEC	Mon, Aug 21, 1995	1.23	1.45	1.23	1.25
1	NASDAQ	VSEC	Fri, Aug 18, 1995	0.80	1.33	0.80	1.33
#	Exchange	Symbol	Date	Open	High	Low	Close

VSE Corp NASDAQ:VSEC Historical Prices

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