Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	52.05	52.56	51.99	52.28	19,382,130	+0.16(+0.30%)
Apr 27, 2012	52.37	52.49	52.05	52.12	17,332,102	+0.01(+0.01%)
Apr 26, 2012	51.63	52.19	51.56	52.11	28,511,634	-0.47(-0.90%)
Apr 25, 2012	52.46	52.79	51.90	52.59	30,516,430	+0.33(+0.63%)
Apr 24, 2012	51.85	52.31	51.85	52.26	19,212,432	+0.38(+0.72%)
Apr 23, 2012	51.18	52.03	51.10	51.88	25,099,562	+0.24(+0.46%)
Apr 20, 2012	51.80	52.02	51.48	51.65	28,435,426	+0.01(+0.02%)
Apr 19, 2012	51.77	52.02	51.45	51.63	26,384,918	-0.28(-0.55%)
Apr 18, 2012	51.50	52.10	51.48	51.92	21,466,114	+0.18(+0.35%)
Apr 17, 2012	51.25	51.83	51.20	51.74	23,465,576	+0.87(+1.71%)
Apr 16, 2012	50.40	51.10	50.33	50.87	28,945,988	+0.64(+1.28%)
Apr 13, 2012	50.24	50.67	50.17	50.22	22,888,854	-0.39(-0.78%)
Apr 12, 2012	50.04	50.70	49.87	50.62	25,213,490	+0.54(+1.09%)
Apr 11, 2012	50.32	50.47	49.74	50.07	26,188,074	+0.32(+0.65%)
Apr 10, 2012	50.71	50.71	49.58	49.75	33,021,566	-1.04(-2.04%)
Apr 09, 2012	50.85	51.08	50.67	50.79	18,212,078	-0.57(-1.11%)
Apr 05, 2012	51.20	51.70	51.07	51.36	19,740,716	-0.10(-0.19%)
Apr 04, 2012	51.65	51.68	51.16	51.45	28,263,448	-0.51(-0.99%)
Apr 03, 2012	52.52	52.54	51.47	51.97	29,257,908	-0.75(-1.42%)
Apr 02, 2012	52.43	53.08	52.26	52.72	22,880,058	+0.21(+0.39%)
Mar 30, 2012	52.36	52.53	52.13	52.51	21,422,518	+0.39(+0.76%)
Mar 29, 2012	51.66	52.15	51.41	52.12	21,800,180	+0.13(+0.26%)
Mar 28, 2012	52.29	52.36	51.55	51.99	26,682,060	-0.46(-0.88%)
Mar 27, 2012	52.76	52.83	52.40	52.45	20,660,102	-0.25(-0.47%)
Mar 26, 2012	52.18	52.83	52.11	52.69	28,633,360	+0.90(+1.73%)
Mar 23, 2012	51.68	52.06	51.48	51.80	20,741,098	+0.13(+0.26%)
Mar 22, 2012	51.76	52.03	51.53	51.67	22,931,338	-0.41(-0.79%)
Mar 21, 2012	52.43	52.43	51.93	52.08	23,473,076	-0.36(-0.68%)
Mar 20, 2012	52.35	52.74	52.26	52.43	22,484,388	-0.24(-0.45%)
Mar 19, 2012	52.12	52.79	52.09	52.67	17,788,344	+0.33(+0.64%)
Mar 16, 2012	52.19	52.61	52.02	52.34	51,187,368	+0.21(+0.41%)
Mar 15, 2012	52.00	52.19	51.62	52.13	23,987,108	+0.04(+0.08%)
Mar 14, 2012	52.43	52.57	51.91	52.08	26,734,896	-0.51(-0.97%)
Mar 13, 2012	52.00	52.63	51.83	52.59	27,834,798	+0.79(+1.53%)
Mar 12, 2012	51.16	51.92	50.94	51.80	31,403,498	+0.76(+1.48%)
Mar 09, 2012	51.50	51.54	50.89	51.04	28,147,234	-0.32(-0.62%)
Mar 08, 2012	51.47	51.75	51.24	51.36	31,433,200	-0.61(-1.17%)
Mar 07, 2012	52.08	52.14	51.58	51.97	24,388,718	-0.02(-0.04%)
Mar 06, 2012	52.22	52.36	51.72	51.99	27,264,154	-0.70(-1.32%)
Mar 05, 2012	52.17	52.73	52.02	52.68	21,145,556	+0.41(+0.79%)
Mar 02, 2012	52.47	52.52	51.98	52.27	18,740,466	-0.30(-0.58%)
Mar 01, 2012	52.36	52.78	52.32	52.57	20,873,826	+0.20(+0.38%)
Feb 29, 2012	52.95	52.97	52.20	52.37	30,213,604	-0.39(-0.73%)
Feb 28, 2012	52.82	52.94	52.40	52.76	23,646,502	-0.05(-0.10%)
Feb 27, 2012	52.77	53.18	52.54	52.82	21,999,098	-0.07(-0.13%)
Feb 24, 2012	52.90	52.96	52.68	52.88	17,790,050	+0.19(+0.37%)
Feb 23, 2012	52.42	52.78	52.36	52.69	20,487,322	+0.06(+0.11%)
Feb 22, 2012	52.58	52.83	52.46	52.63	19,791,386	+0.21(+0.40%)
Feb 21, 2012	52.09	52.54	52.09	52.42	25,565,338	+0.58(+1.11%)
Feb 17, 2012	52.11	52.14	51.42	51.84	27,424,754	+0.13(+0.25%)
Feb 16, 2012	51.13	51.84	50.91	51.71	24,396,590	+0.78(+1.53%)
Feb 15, 2012	51.38	51.42	50.81	50.93	22,975,696	-0.33(-0.65%)
Feb 14, 2012	51.11	51.29	50.77	51.27	21,407,404	+0.15(+0.30%)
Feb 13, 2012	51.07	51.22	50.79	51.11	18,949,042	+0.38(+0.74%)
Feb 10, 2012	50.87	50.92	50.47	50.74	25,324,968	-0.65(-1.27%)
Feb 09, 2012	51.67	51.88	51.27	51.39	28,198,374	-0.27(-0.52%)
Feb 08, 2012	51.97	52.20	51.30	51.66	24,381,808	-0.33(-0.64%)
Feb 07, 2012	51.32	52.05	51.15	51.99	26,266,998	+0.36(+0.69%)
Feb 06, 2012	51.11	51.70	50.88	51.64	24,910,942	+0.50(+0.98%)
Feb 03, 2012	50.73	51.19	50.61	51.14	26,811,606	+0.84(+1.66%)
Feb 02, 2012	50.75	50.79	50.10	50.30	29,925,482	-0.27(-0.52%)

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