Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	40.81	40.98	40.73	40.75	6,850	+0.01(+0.04%)
Feb 28, 2012	40.81	41.02	40.72	40.74	41,929	+0.04(+0.10%)
Feb 27, 2012	40.98	41.00	40.70	40.70	100,944	-0.29(-0.71%)
Feb 24, 2012	40.93	40.99	40.93	40.99	9,333	+0.01(+0.04%)
Feb 23, 2012	40.93	40.98	40.90	40.98	52,161	+0.01(+0.04%)
Feb 22, 2012	40.93	40.96	40.90	40.96	24,206	+0.02(+0.05%)
Feb 21, 2012	40.90	40.98	40.87	40.94	24,327	-0.02(-0.06%)
Feb 17, 2012	41.05	41.05	40.87	40.96	76,897	+0.10(+0.24%)
Feb 16, 2012	40.95	41.08	40.87	40.87	13,984	-0.05(-0.13%)
Feb 15, 2012	40.83	41.01	40.82	40.92	46,328	-0.10(-0.25%)
Feb 14, 2012	40.87	41.02	40.87	41.02	27,264	+0.05(+0.13%)
Feb 13, 2012	41.03	41.03	40.79	40.97	66,615	+0.02(+0.05%)
Feb 10, 2012	40.84	40.97	40.79	40.95	14,616	+0.06(+0.14%)
Feb 09, 2012	40.93	40.95	40.74	40.89	25,547	-0.06(-0.15%)
Feb 08, 2012	40.94	40.96	40.92	40.96	25,995	+0.00(+0.01%)
Feb 07, 2012	40.98	40.98	40.94	40.95	29,124	+0.01(+0.02%)
Feb 06, 2012	40.94	40.95	40.89	40.95	10,351	+0.01(+0.04%)
Feb 03, 2012	40.99	40.99	40.74	40.93	31,637	-0.15(-0.36%)
Feb 02, 2012	40.96	41.11	40.90	41.08	22,227	+0.03(+0.08%)
Feb 01, 2012	41.02	41.08	41.01	41.05	31,556	+0.03(+0.07%)
Jan 31, 2012	40.94	41.02	40.83	41.02	11,784	+0.15(+0.36%)
Jan 30, 2012	41.00	41.02	40.81	40.87	24,985	+0.05(+0.13%)
Jan 27, 2012	40.82	40.93	40.72	40.82	3,006	-0.01(-0.03%)
Jan 26, 2012	40.69	40.84	40.69	40.83	20,779	+0.02(+0.04%)
Jan 25, 2012	40.63	40.82	40.61	40.82	28,630	+0.21(+0.52%)
Jan 24, 2012	40.67	40.67	40.60	40.61	5,650	-0.02(-0.05%)
Jan 23, 2012	40.97	40.97	40.55	40.62	9,611	-0.03(-0.08%)
Jan 20, 2012	40.58	40.78	40.58	40.66	29,772	-0.13(-0.33%)
Jan 19, 2012	40.83	40.83	40.70	40.79	23,437	-0.01(-0.02%)
Jan 18, 2012	40.85	40.85	40.58	40.80	31,725	+0.13(+0.31%)
Jan 17, 2012	40.56	40.79	40.52	40.67	22,311	-0.03(-0.06%)
Jan 13, 2012	40.70	40.70	40.50	40.70	36,507	+0.15(+0.36%)
Jan 12, 2012	40.46	40.55	40.45	40.55	6,245	+0.12(+0.29%)
Jan 11, 2012	40.28	40.43	40.28	40.43	10,970	+0.10(+0.25%)
Jan 10, 2012	40.04	40.33	39.95	40.33	31,669	+0.32(+0.79%)
Jan 09, 2012	39.94	40.04	39.89	40.01	27,853	+0.07(+0.18%)
Jan 06, 2012	40.01	40.04	39.81	39.94	61,798	-0.09(-0.23%)
Jan 05, 2012	40.04	40.04	39.84	40.04	26,568	+0.00(+0.00%)
Jan 04, 2012	40.02	40.04	39.84	40.04	7,179	+0.04(+0.10%)
Dec 30, 2011	39.90	40.04	39.81	40.00	32,986	+0.23(+0.59%)
Dec 29, 2011	39.74	39.91	39.73	39.76	16,850	+0.07(+0.19%)
Dec 28, 2011	39.83	39.88	39.68	39.69	46,124	-0.14(-0.36%)
Dec 27, 2011	39.61	39.85	39.61	39.83	17,164	+0.17(+0.43%)
Dec 23, 2011	39.80	39.80	39.52	39.66	16,716	+0.07(+0.18%)
Dec 21, 2011	39.55	39.62	39.50	39.59	18,479	-0.01(-0.04%)
Dec 20, 2011	39.52	39.61	39.44	39.61	6,285	+0.12(+0.31%)
Dec 19, 2011	39.55	39.59	39.46	39.49	24,678	+0.11(+0.28%)
Dec 16, 2011	39.44	39.67	39.37	39.38	32,087	-0.01(-0.02%)
Dec 15, 2011	39.37	39.51	39.33	39.38	18,832	-0.09(-0.23%)
Dec 14, 2011	39.44	39.58	39.29	39.48	10,197	+0.14(+0.36%)
Dec 13, 2011	39.66	39.71	39.34	39.34	58,708	-0.37(-0.93%)
Dec 12, 2011	39.83	39.83	39.45	39.70	78,373	+0.10(+0.24%)
Dec 09, 2011	39.68	39.68	39.32	39.61	26,178	+0.19(+0.49%)
Dec 08, 2011	39.28	39.45	39.15	39.41	18,770	+0.18(+0.47%)
Dec 07, 2011	39.24	39.24	39.20	39.23	23,170	-0.02(-0.06%)
Dec 06, 2011	39.37	39.43	39.07	39.25	125,338	-0.14(-0.36%)
Dec 05, 2011	39.38	39.42	39.26	39.39	16,569	+0.03(+0.07%)
Dec 02, 2011	39.32	39.37	39.26	39.37	4,394	+0.13(+0.32%)

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