Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2012	56.49	56.69	56.20	56.66	770,098	+0.19(+0.33%)
Apr 27, 2012	56.61	56.78	56.44	56.47	434,033	-0.02(-0.04%)
Apr 26, 2012	55.95	56.51	55.77	56.49	685,211	+0.48(+0.85%)
Apr 25, 2012	56.07	56.13	55.77	56.02	945,896	+0.27(+0.49%)
Apr 24, 2012	55.70	56.25	55.63	55.75	501,494	+0.23(+0.41%)
Apr 23, 2012	56.46	56.51	55.31	55.52	1,418,938	-1.38(-2.43%)
Apr 20, 2012	56.46	57.25	56.44	56.90	750,011	+0.51(+0.91%)
Apr 19, 2012	56.58	56.73	56.23	56.39	496,498	-0.16(-0.28%)
Apr 18, 2012	56.69	56.79	56.34	56.54	495,888	-0.28(-0.49%)
Apr 17, 2012	56.34	56.91	56.25	56.82	797,617	+0.75(+1.33%)
Apr 16, 2012	56.58	56.67	56.06	56.07	906,087	-0.31(-0.56%)
Apr 13, 2012	56.45	56.88	56.38	56.39	1,034,218	-0.09(-0.15%)
Apr 12, 2012	56.78	56.78	56.30	56.47	1,101,404	-0.30(-0.53%)
Apr 11, 2012	57.62	57.72	56.61	56.77	828,598	-0.37(-0.65%)
Apr 10, 2012	57.45	57.71	57.10	57.14	996,035	-0.34(-0.59%)
Apr 09, 2012	57.25	57.67	57.23	57.48	705,006	-0.23(-0.41%)
Apr 05, 2012	57.73	57.86	57.52	57.72	797,817	-0.01(-0.02%)
Apr 04, 2012	57.65	58.04	57.58	57.73	1,148,049	-0.20(-0.34%)
Apr 03, 2012	57.97	58.32	57.56	57.93	958,008	-0.01(-0.02%)
Apr 02, 2012	57.88	58.09	57.50	57.94	803,224	+0.06(+0.10%)
Mar 30, 2012	57.98	58.10	57.47	57.89	754,266	+0.19(+0.33%)
Mar 29, 2012	57.47	57.70	57.12	57.70	848,496	+0.06(+0.10%)
Mar 28, 2012	57.44	57.66	57.31	57.64	634,192	+0.26(+0.46%)
Mar 27, 2012	56.97	57.40	56.97	57.38	686,490	+0.32(+0.56%)
Mar 26, 2012	57.14	57.44	56.88	57.06	895,842	+0.14(+0.24%)
Mar 23, 2012	56.63	57.09	56.56	56.92	1,060,735	+0.36(+0.63%)
Mar 22, 2012	56.12	56.58	55.88	56.56	1,063,779	+0.22(+0.39%)
Mar 21, 2012	56.21	56.60	55.82	56.34	1,374,955	+0.05(+0.09%)
Mar 20, 2012	55.50	56.37	55.35	56.29	1,095,433	+0.41(+0.73%)
Mar 19, 2012	55.28	56.02	55.13	55.89	1,029,997	+0.33(+0.60%)
Mar 16, 2012	55.29	55.70	55.08	55.55	1,601,038	+0.23(+0.41%)
Mar 15, 2012	54.37	55.33	54.19	55.33	1,520,830	+1.26(+2.33%)
Mar 14, 2012	54.15	54.35	53.91	54.07	926,283	-0.21(-0.39%)
Mar 13, 2012	53.80	54.32	53.61	54.28	745,593	+0.59(+1.10%)
Mar 12, 2012	53.23	53.90	53.02	53.69	1,202,475	+0.01(+0.03%)
Mar 09, 2012	53.73	53.81	53.31	53.68	757,191	-0.09(-0.17%)
Mar 08, 2012	53.72	53.86	53.28	53.77	1,028,776	+0.28(+0.53%)
Mar 07, 2012	53.54	53.72	53.04	53.48	1,587,764	+0.21(+0.40%)
Mar 06, 2012	54.02	54.16	53.25	53.27	1,330,124	-1.15(-2.11%)
Mar 05, 2012	54.19	54.42	54.04	54.42	1,116,996	+0.09(+0.17%)
Mar 02, 2012	54.07	54.32	53.80	54.32	1,187,980	+0.36(+0.66%)
Mar 01, 2012	53.65	54.12	53.33	53.97	1,650,598	+0.38(+0.70%)
Feb 29, 2012	52.92	53.79	52.65	53.59	1,417,333	+0.65(+1.24%)
Feb 28, 2012	53.23	53.53	52.93	52.94	1,431,631	-0.28(-0.52%)
Feb 27, 2012	52.92	53.32	52.72	53.21	1,315,483	+0.04(+0.07%)
Feb 24, 2012	52.49	53.22	52.08	53.18	1,806,832	+0.71(+1.36%)
Feb 23, 2012	51.75	52.54	51.69	52.47	1,107,821	+0.76(+1.47%)
Feb 22, 2012	51.31	51.70	51.09	51.70	1,504,047	+0.17(+0.33%)
Feb 21, 2012	52.05	52.10	51.41	51.53	2,206,241	-0.46(-0.88%)
Feb 17, 2012	51.28	52.30	51.28	51.99	3,934,985	+1.05(+2.05%)
Feb 16, 2012	51.39	51.67	50.16	50.94	6,763,785	-4.66(-8.38%)
Feb 15, 2012	56.75	56.89	55.31	55.60	1,082,139	-0.90(-1.60%)
Feb 14, 2012	56.34	56.56	56.10	56.51	475,150	+0.09(+0.16%)
Feb 13, 2012	56.35	56.52	56.13	56.41	570,124	+0.32(+0.57%)
Feb 10, 2012	56.01	56.25	55.81	56.09	436,366	-0.26(-0.47%)
Feb 09, 2012	56.06	56.41	55.92	56.36	705,045	+0.29(+0.52%)
Feb 08, 2012	56.19	56.40	55.95	56.07	764,088	-0.03(-0.05%)
Feb 07, 2012	56.22	56.36	55.96	56.09	378,747	-0.14(-0.25%)
Feb 06, 2012	55.98	56.75	55.97	56.24	404,118	-0.03(-0.05%)
Feb 03, 2012	56.82	56.84	56.16	56.26	389,653	-0.13(-0.23%)
Feb 02, 2012	56.35	56.65	56.21	56.39	478,812	+0.10(+0.18%)

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