Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	59.01	59.24	58.55	58.80	8,960,815	-0.41(-0.70%)
Apr 28, 2011	58.83	59.24	58.78	59.21	3,472,646	+0.26(+0.44%)
Apr 27, 2011	58.38	59.09	58.28	58.95	4,239,920	+0.96(+1.65%)
Apr 26, 2011	57.38	58.15	56.95	57.99	3,887,012	+0.81(+1.42%)
Apr 25, 2011	57.09	57.33	56.96	57.18	2,215,239	-0.15(-0.27%)
Apr 21, 2011	57.17	57.40	56.74	57.33	2,464,099	+0.23(+0.39%)
Apr 20, 2011	56.34	57.19	56.26	57.11	3,408,531	+1.34(+2.41%)
Apr 19, 2011	56.03	56.08	55.58	55.76	2,468,632	-0.14(-0.25%)
Apr 18, 2011	55.24	56.02	55.24	55.90	2,258,089	-0.05(-0.09%)
Apr 15, 2011	55.49	55.99	55.42	55.95	2,939,821	+0.46(+0.83%)
Apr 14, 2011	55.22	55.59	55.00	55.49	2,188,216	-0.05(-0.09%)
Apr 13, 2011	55.78	55.78	55.22	55.54	1,770,303	-0.03(-0.05%)
Apr 12, 2011	55.06	55.86	55.06	55.57	2,899,946	+0.18(+0.33%)
Apr 11, 2011	55.36	55.70	55.01	55.39	3,334,501	-0.15(-0.27%)
Apr 08, 2011	56.10	56.18	55.40	55.54	4,035,415	-1.02(-1.81%)
Apr 07, 2011	55.51	57.03	55.49	56.57	8,148,150	+2.06(+3.77%)
Apr 06, 2011	54.74	55.20	54.34	54.51	2,724,711	+0.04(+0.08%)
Apr 05, 2011	54.05	55.11	54.05	54.47	4,658,458	+0.55(+1.02%)
Apr 04, 2011	54.24	54.43	53.75	53.91	1,770,527	-0.06(-0.11%)
Apr 01, 2011	53.18	54.03	53.17	53.97	3,404,201	+0.68(+1.27%)
Mar 31, 2011	52.74	53.40	52.40	53.30	3,196,385	+0.37(+0.70%)
Mar 30, 2011	52.93	53.05	52.53	52.93	2,434,446	+0.66(+1.27%)
Mar 29, 2011	51.78	52.30	51.45	52.26	1,835,945	+0.47(+0.90%)
Mar 28, 2011	51.97	52.20	51.60	51.80	1,827,079	-0.15(-0.28%)
Mar 25, 2011	52.51	52.61	51.91	51.94	2,919,264	-0.47(-0.90%)
Mar 24, 2011	51.75	52.58	51.68	52.42	2,964,135	+0.87(+1.68%)
Mar 23, 2011	51.97	52.00	51.17	51.55	3,432,081	-0.46(-0.88%)
Mar 22, 2011	51.65	52.26	51.55	52.01	2,654,065	+0.37(+0.72%)
Mar 21, 2011	51.51	51.75	51.15	51.64	3,512,409	+0.28(+0.54%)
Mar 18, 2011	51.63	51.78	50.99	51.36	6,557,573	+0.15(+0.28%)
Mar 17, 2011	51.22	51.60	50.94	51.22	3,228,065	+0.51(+1.00%)
Mar 16, 2011	51.71	51.75	50.55	50.71	5,523,647	-1.31(-2.52%)
Mar 15, 2011	51.44	52.32	51.36	52.02	3,497,213	-0.20(-0.39%)
Mar 14, 2011	52.52	52.68	52.00	52.22	3,050,347	-0.52(-0.98%)
Mar 11, 2011	53.13	53.51	52.73	52.74	2,845,672	-0.60(-1.13%)
Mar 10, 2011	53.43	53.92	53.15	53.34	3,263,295	-0.57(-1.05%)
Mar 09, 2011	53.41	53.97	53.12	53.91	2,650,069	+0.39(+0.73%)
Mar 08, 2011	52.40	53.83	52.40	53.51	3,598,492	+1.04(+1.98%)
Mar 07, 2011	53.06	53.06	52.36	52.48	4,271,473	-0.45(-0.85%)
Mar 04, 2011	52.70	52.96	52.49	52.93	3,684,004	+0.23(+0.44%)
Mar 03, 2011	52.52	52.77	52.06	52.69	4,106,982	+0.53(+1.02%)
Mar 02, 2011	53.43	53.62	51.51	52.16	8,525,828	-1.35(-2.53%)
Mar 01, 2011	54.60	54.80	53.38	53.51	4,824,826	-0.85(-1.56%)
Feb 28, 2011	53.74	54.48	53.68	54.37	4,548,812	+0.89(+1.66%)
Feb 25, 2011	53.25	53.81	53.24	53.48	2,501,110	+0.43(+0.81%)
Feb 24, 2011	52.91	53.45	52.56	53.05	2,542,217	+0.10(+0.19%)
Feb 23, 2011	53.65	53.65	52.64	52.95	3,829,379	-0.76(-1.42%)
Feb 22, 2011	54.60	54.82	53.67	53.71	2,910,470	-1.12(-2.04%)
Feb 18, 2011	54.39	54.87	54.01	54.83	2,931,404	+0.43(+0.79%)
Feb 17, 2011	53.99	54.53	53.83	54.40	1,871,044	-0.09(-0.16%)
Feb 16, 2011	54.16	54.59	54.08	54.49	1,974,018	+0.46(+0.85%)
Feb 15, 2011	54.05	54.18	53.88	54.03	2,008,676	-0.24(-0.44%)
Feb 14, 2011	54.55	54.60	54.17	54.27	1,678,335	-0.28(-0.51%)
Feb 11, 2011	53.83	54.56	53.83	54.55	2,308,633	+0.36(+0.66%)
Feb 10, 2011	54.11	54.27	53.75	54.19	2,666,887	-0.09(-0.16%)
Feb 09, 2011	54.05	54.35	53.88	54.28	2,401,857	+0.05(+0.10%)
Feb 08, 2011	53.81	54.24	53.73	54.22	2,443,483	+0.40(+0.74%)
Feb 07, 2011	53.61	53.85	53.37	53.82	3,375,484	+0.09(+0.16%)
Feb 04, 2011	53.73	53.95	53.26	53.74	2,585,477	+0.07(+0.14%)
Feb 03, 2011	52.03	53.82	52.03	53.67	5,214,527	+2.31(+4.49%)
Feb 02, 2011	52.30	52.54	51.14	51.36	6,145,142	-1.15(-2.18%)

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