Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	59.49	59.88	58.83	58.89	2,371,429	-0.57(-0.95%)
Apr 28, 2011	58.79	59.59	58.72	59.45	1,739,863	+0.63(+1.07%)
Apr 27, 2011	58.07	58.98	57.78	58.82	2,237,981	+0.62(+1.07%)
Apr 26, 2011	57.89	58.54	57.76	58.20	1,894,089	+0.54(+0.93%)
Apr 25, 2011	57.21	57.80	56.98	57.66	1,092,581	+0.35(+0.60%)
Apr 21, 2011	56.70	57.47	56.69	57.31	1,483,682	+0.68(+1.21%)
Apr 20, 2011	56.40	57.22	56.16	56.63	1,413,155	+0.73(+1.30%)
Apr 19, 2011	55.85	55.95	55.47	55.90	1,022,724	+0.18(+0.32%)
Apr 18, 2011	55.83	55.86	55.02	55.73	1,210,501	-0.56(-0.99%)
Apr 15, 2011	55.93	56.47	55.71	56.29	2,163,326	+0.92(+1.66%)
Apr 14, 2011	54.30	55.52	54.20	55.37	1,779,811	+0.75(+1.37%)
Apr 13, 2011	54.83	54.90	54.27	54.62	1,006,326	+0.10(+0.18%)
Apr 12, 2011	54.01	54.72	53.94	54.52	1,280,194	+0.24(+0.45%)
Apr 11, 2011	54.66	54.78	53.83	54.28	1,283,190	-0.27(-0.50%)
Apr 08, 2011	55.08	55.13	54.16	54.55	1,294,539	-0.36(-0.66%)
Apr 07, 2011	55.35	55.54	54.55	54.91	1,525,928	-0.62(-1.12%)
Apr 06, 2011	55.77	55.85	55.14	55.54	1,108,392	+0.14(+0.25%)
Apr 05, 2011	55.41	55.76	54.94	55.40	1,522,718	-0.15(-0.28%)
Apr 04, 2011	55.29	55.68	54.99	55.55	1,198,847	+0.54(+0.99%)
Apr 01, 2011	54.75	55.35	54.73	55.01	1,743,700	+0.57(+1.04%)
Mar 31, 2011	53.66	54.49	53.48	54.44	1,526,572	+0.75(+1.40%)
Mar 30, 2011	53.69	54.19	53.63	53.69	1,253,515	+0.01(+0.01%)
Mar 29, 2011	53.32	53.83	52.97	53.69	1,282,837	+0.33(+0.62%)
Mar 28, 2011	53.24	53.47	53.12	53.36	2,135,793	+0.10(+0.18%)
Mar 25, 2011	53.25	53.54	52.80	53.26	2,206,736	+0.24(+0.44%)
Mar 24, 2011	52.67	53.11	52.43	53.03	1,611,419	+0.57(+1.09%)
Mar 23, 2011	52.47	52.59	52.03	52.45	2,675,924	-0.10(-0.18%)
Mar 22, 2011	53.65	54.15	52.10	52.55	4,366,193	-1.56(-2.88%)
Mar 21, 2011	54.13	54.31	53.86	54.11	1,149,897	+0.74(+1.39%)
Mar 18, 2011	53.33	53.64	53.08	53.36	1,875,731	+0.64(+1.21%)
Mar 17, 2011	53.24	53.59	52.39	52.72	1,128,866	+0.51(+0.98%)
Mar 16, 2011	52.45	52.92	51.85	52.21	1,981,048	-0.48(-0.92%)
Mar 15, 2011	51.82	52.97	51.81	52.70	2,085,845	-0.42(-0.79%)
Mar 14, 2011	53.08	53.25	52.50	53.11	1,110,507	-0.32(-0.59%)
Mar 11, 2011	53.29	53.80	52.76	53.43	825,041	+0.04(+0.07%)
Mar 10, 2011	53.53	54.08	52.67	53.39	1,613,626	-0.67(-1.24%)
Mar 09, 2011	53.65	54.25	53.30	54.06	1,344,646	+0.20(+0.37%)
Mar 08, 2011	53.06	54.11	52.94	53.86	1,333,238	+0.82(+1.55%)
Mar 07, 2011	53.82	53.82	52.09	53.04	1,713,364	-0.46(-0.85%)
Mar 04, 2011	54.08	54.19	52.98	53.50	1,480,463	-0.75(-1.38%)
Mar 03, 2011	52.84	54.29	52.83	54.24	2,276,219	+1.80(+3.43%)
Mar 02, 2011	51.80	52.78	51.75	52.45	1,650,678	+0.61(+1.18%)
Mar 01, 2011	53.15	53.15	51.43	51.84	1,764,784	-1.11(-2.10%)
Feb 28, 2011	53.18	53.32	52.79	52.95	1,637,264	-0.12(-0.22%)
Feb 25, 2011	52.65	53.10	52.26	53.06	1,628,666	+0.54(+1.03%)
Feb 24, 2011	51.87	52.85	51.81	52.52	2,403,726	+0.81(+1.57%)
Feb 23, 2011	52.47	52.76	51.44	51.71	2,677,947	-0.74(-1.41%)
Feb 22, 2011	54.45	54.49	52.32	52.45	3,294,417	-2.40(-4.37%)
Feb 18, 2011	54.86	55.18	54.70	54.85	1,859,234	-0.01(-0.03%)
Feb 17, 2011	54.59	55.19	54.51	54.86	1,037,326	+0.07(+0.12%)
Feb 16, 2011	54.20	55.23	54.04	54.80	1,270,981	+0.64(+1.17%)
Feb 15, 2011	54.08	54.40	53.78	54.16	1,501,806	+0.10(+0.19%)
Feb 14, 2011	54.92	55.20	54.03	54.06	1,844,047	-0.85(-1.55%)
Feb 11, 2011	54.21	55.13	54.06	54.91	2,087,596	+0.34(+0.63%)
Feb 10, 2011	53.65	54.68	53.65	54.56	1,373,660	+0.50(+0.92%)
Feb 09, 2011	53.62	54.18	53.45	54.07	1,115,744	+0.26(+0.48%)
Feb 08, 2011	54.14	54.18	53.40	53.81	1,899,942	-0.40(-0.73%)
Feb 07, 2011	54.16	54.40	53.68	54.21	1,548,034	+0.04(+0.07%)
Feb 04, 2011	54.42	54.42	53.62	54.17	1,877,111	-0.28(-0.51%)
Feb 03, 2011	53.83	54.91	53.81	54.45	2,785,208	+0.51(+0.95%)
Feb 02, 2011	55.00	57.20	53.91	53.94	7,277,013	-3.26(-5.70%)

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