Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	59.67	60.30	59.66	59.81	2,801,616	-0.53(-0.88%)
Apr 28, 2011	58.13	60.63	58.01	60.34	5,354,705	+2.21(+3.80%)
Apr 27, 2011	57.59	58.85	57.42	58.13	3,712,133	+0.88(+1.54%)
Apr 26, 2011	56.41	57.32	56.10	57.25	4,376,459	+0.17(+0.30%)
Apr 25, 2011	57.30	57.38	56.46	57.08	3,509,010	-0.57(-0.99%)
Apr 21, 2011	57.16	57.72	56.42	57.65	2,370,548	+0.39(+0.68%)
Apr 20, 2011	56.23	57.83	56.23	57.26	3,499,319	+2.18(+3.96%)
Apr 19, 2011	54.82	55.60	54.82	55.08	2,273,861	+0.50(+0.92%)
Apr 18, 2011	53.76	54.65	53.50	54.58	2,581,897	+0.12(+0.22%)
Apr 15, 2011	54.53	55.00	54.39	54.46	2,817,120	+0.04(+0.07%)
Apr 14, 2011	53.93	54.62	53.43	54.42	4,314,761	+0.45(+0.83%)
Apr 13, 2011	52.43	54.09	52.25	53.97	4,555,509	+1.89(+3.63%)
Apr 12, 2011	50.48	52.17	50.34	52.08	3,675,436	+1.15(+2.26%)
Apr 11, 2011	50.72	51.30	50.67	50.93	2,490,155	+0.17(+0.33%)
Apr 08, 2011	51.18	51.46	50.38	50.76	2,367,907	-0.56(-1.09%)
Apr 07, 2011	52.46	52.97	51.18	51.32	4,116,789	-1.12(-2.14%)
Apr 06, 2011	53.33	53.33	52.35	52.44	2,431,799	-0.65(-1.22%)
Apr 05, 2011	52.69	53.53	52.33	53.09	1,809,450	+0.16(+0.30%)
Apr 04, 2011	53.19	53.19	52.36	52.93	1,493,594	+0.23(+0.44%)
Apr 01, 2011	52.49	53.60	52.41	52.70	2,275,418	+0.66(+1.27%)
Mar 31, 2011	52.30	52.38	51.75	52.04	2,344,248	-0.35(-0.67%)
Mar 30, 2011	52.39	52.39	52.39	52.39	2,140,712	+0.74(+1.43%)
Mar 29, 2011	50.98	52.06	50.82	51.65	2,358,487	+0.43(+0.84%)
Mar 28, 2011	51.98	52.08	51.18	51.22	2,008,245	-0.80(-1.54%)
Mar 25, 2011	51.83	52.36	51.64	52.02	2,360,874	+0.42(+0.81%)
Mar 24, 2011	51.82	52.00	51.50	51.60	2,183,611	+0.28(+0.55%)
Mar 23, 2011	50.94	51.64	50.13	51.32	2,412,817	+0.23(+0.45%)
Mar 22, 2011	51.50	51.77	51.06	51.09	1,930,521	-0.36(-0.70%)
Mar 21, 2011	51.79	51.95	51.36	51.45	4,357,791	+1.62(+3.25%)
Mar 18, 2011	51.42	51.42	49.24	49.83	7,205,753	-1.01(-1.99%)
Mar 17, 2011	51.59	51.75	50.77	50.84	4,695,348	+0.24(+0.47%)
Mar 16, 2011	51.86	52.05	49.89	50.60	6,172,280	-1.42(-2.73%)
Mar 15, 2011	51.35	52.35	51.26	52.02	7,988,885	-1.09(-2.05%)
Mar 14, 2011	54.30	54.30	52.41	53.11	7,446,818	-2.97(-5.30%)
Mar 11, 2011	54.96	56.29	54.82	56.08	2,400,772	-0.05(-0.09%)
Mar 10, 2011	55.15	56.71	54.94	56.13	3,091,876	+0.08(+0.14%)
Mar 09, 2011	55.52	56.19	55.24	56.05	1,742,826	+0.28(+0.50%)
Mar 08, 2011	54.63	55.99	54.14	55.77	2,326,152	+1.15(+2.11%)
Mar 07, 2011	55.30	55.78	54.19	54.62	2,282,176	-0.31(-0.56%)
Mar 04, 2011	55.44	55.49	54.44	54.93	2,289,141	-0.52(-0.94%)
Mar 03, 2011	54.92	55.60	54.84	55.45	2,125,122	+0.98(+1.80%)
Mar 02, 2011	53.72	55.00	53.72	54.47	2,078,902	+0.56(+1.04%)
Mar 01, 2011	55.18	55.34	53.74	53.91	2,569,975	-1.01(-1.84%)
Feb 28, 2011	54.85	55.17	54.59	54.92	1,834,229	+0.39(+0.72%)
Feb 25, 2011	54.35	55.08	54.01	54.53	2,256,217	+0.41(+0.76%)
Feb 24, 2011	54.22	55.07	53.31	54.12	4,065,841	-0.06(-0.11%)
Feb 23, 2011	56.35	56.35	53.41	54.18	4,982,137	-2.18(-3.87%)
Feb 22, 2011	56.52	57.67	56.22	56.36	3,060,769	-1.92(-3.29%)
Feb 18, 2011	56.55	58.28	56.53	58.28	3,187,355	+1.63(+2.88%)
Feb 17, 2011	56.96	57.49	56.59	56.65	2,203,321	-0.68(-1.19%)
Feb 16, 2011	57.55	58.10	57.11	57.33	1,794,936	-0.04(-0.07%)
Feb 15, 2011	57.73	57.99	57.22	57.37	1,954,918	-0.60(-1.04%)
Feb 14, 2011	57.72	58.04	57.50	57.97	1,844,450	+0.11(+0.19%)
Feb 11, 2011	57.44	58.02	57.16	57.86	2,057,278	+0.25(+0.43%)
Feb 10, 2011	57.12	57.65	56.87	57.61	2,107,701	+0.20(+0.35%)
Feb 09, 2011	57.05	57.80	56.70	57.41	2,612,167	+0.20(+0.35%)
Feb 08, 2011	56.03	57.26	55.96	57.21	3,101,134	+1.32(+2.36%)
Feb 07, 2011	55.02	56.19	54.95	55.89	4,060,061	+1.30(+2.38%)
Feb 04, 2011	54.20	54.70	53.71	54.59	3,381,961	+0.39(+0.72%)
Feb 03, 2011	54.10	54.68	53.77	54.20	3,095,122	+0.34(+0.63%)
Feb 02, 2011	53.86	54.04	52.93	53.86	3,068,766	-0.14(-0.26%)

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