Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	60.93	61.54	60.47	60.81	964,861	+0.35(+0.58%)
May 23, 2011	60.31	60.66	59.93	60.46	1,468,858	-0.88(-1.43%)
May 20, 2011	61.83	61.88	60.88	61.34	596,660	-0.57(-0.92%)
May 19, 2011	62.27	62.57	61.59	61.91	712,362	-0.20(-0.33%)
May 18, 2011	61.10	62.19	60.78	62.12	1,110,344	+1.24(+2.04%)
May 17, 2011	60.92	61.32	60.24	60.88	1,142,214	-0.37(-0.60%)
May 16, 2011	61.26	62.57	61.02	61.25	1,049,429	-0.31(-0.50%)
May 13, 2011	62.59	62.76	61.33	61.55	2,681,773	-0.97(-1.56%)
May 12, 2011	62.38	62.93	61.69	62.52	1,150,453	-0.03(-0.05%)
May 11, 2011	64.21	64.30	62.31	62.56	967,895	-1.80(-2.80%)
May 10, 2011	64.13	64.48	63.77	64.36	774,823	+0.39(+0.61%)
May 09, 2011	63.25	64.15	63.03	63.97	880,900	+1.06(+1.68%)
May 06, 2011	63.37	63.97	62.58	62.91	1,048,702	+0.45(+0.73%)
May 05, 2011	62.79	63.73	62.12	62.45	1,375,273	-0.82(-1.30%)
May 04, 2011	64.37	64.38	62.84	63.28	999,585	-1.14(-1.77%)
May 03, 2011	65.28	65.36	63.97	64.41	821,235	-1.09(-1.66%)
May 02, 2011	65.46	65.56	65.32	65.50	787,891	-0.34(-0.51%)
Apr 29, 2011	65.64	66.04	65.39	65.84	1,016,179	+0.36(+0.55%)
Apr 28, 2011	65.28	65.87	65.13	65.48	980,042	+0.26(+0.40%)
Apr 27, 2011	65.13	65.28	63.98	65.22	809,237	+0.05(+0.07%)
Apr 26, 2011	64.69	65.44	64.59	65.17	826,098	+0.60(+0.94%)
Apr 25, 2011	64.96	64.96	64.22	64.57	399,686	-0.30(-0.46%)
Apr 21, 2011	64.30	64.87	64.05	64.87	478,816	+0.90(+1.41%)
Apr 20, 2011	64.11	64.33	63.79	63.97	731,854	+1.04(+1.65%)
Apr 19, 2011	62.08	63.02	62.08	62.93	903,021	+0.96(+1.54%)
Apr 18, 2011	62.19	62.30	61.29	61.98	1,082,218	-0.90(-1.43%)
Apr 15, 2011	62.75	62.96	62.16	62.88	583,947	+0.47(+0.75%)
Apr 14, 2011	61.90	62.56	61.84	62.41	770,200	+0.17(+0.28%)
Apr 13, 2011	63.02	63.02	61.72	62.23	7,834,934	-0.18(-0.29%)
Apr 12, 2011	62.96	63.18	62.23	62.41	990,825	-1.28(-2.01%)
Apr 11, 2011	64.79	64.98	63.39	63.69	860,574	-1.08(-1.67%)
Apr 08, 2011	65.47	65.65	64.44	64.77	827,660	-0.20(-0.31%)
Apr 07, 2011	65.09	65.70	64.64	64.98	616,191	-0.05(-0.08%)
Apr 06, 2011	66.06	66.09	64.84	65.03	1,085,234	-0.51(-0.78%)
Apr 05, 2011	64.67	65.91	64.47	65.54	6,682,325	+0.77(+1.19%)
Apr 04, 2011	64.64	64.99	64.51	64.77	394,388	+0.51(+0.79%)
Apr 01, 2011	64.45	64.62	64.03	64.27	626,875	+0.14(+0.22%)
Mar 31, 2011	63.98	64.51	63.98	64.12	738,451	+0.12(+0.18%)
Mar 30, 2011	63.88	64.10	63.17	64.01	3,012,804	+0.66(+1.04%)
Mar 29, 2011	62.72	63.35	62.30	63.35	1,309,633	+0.73(+1.16%)
Mar 28, 2011	63.10	63.45	62.61	62.62	2,821,265	-0.43(-0.68%)
Mar 25, 2011	62.91	63.56	62.76	63.05	1,550,051	+0.35(+0.55%)
Mar 24, 2011	62.84	62.88	62.01	62.70	1,077,198	+0.31(+0.50%)
Mar 23, 2011	61.46	62.58	61.15	62.39	803,139	+0.92(+1.50%)
Mar 22, 2011	61.63	61.69	61.08	61.47	955,766	-0.16(-0.27%)
Mar 21, 2011	61.46	61.66	61.22	61.63	779,236	+1.09(+1.80%)
Mar 18, 2011	61.26	61.36	60.38	60.54	813,451	+0.20(+0.34%)
Mar 17, 2011	60.13	60.80	59.94	60.34	694,771	+1.12(+1.89%)
Mar 16, 2011	60.18	60.57	58.50	59.22	1,535,580	-0.85(-1.42%)
Mar 15, 2011	59.44	60.46	59.41	60.07	792,328	-0.16(-0.26%)
Mar 14, 2011	59.97	60.60	59.48	60.23	772,800	+0.36(+0.60%)
Mar 11, 2011	58.48	60.10	58.48	59.87	981,763	+0.86(+1.46%)
Mar 10, 2011	59.68	59.80	58.72	59.01	2,436,372	-1.54(-2.55%)
Mar 09, 2011	61.34	61.34	60.29	60.55	1,048,663	-0.99(-1.60%)
Mar 08, 2011	61.15	61.73	60.22	61.54	1,243,545	+0.48(+0.78%)
Mar 07, 2011	62.52	62.65	60.65	61.06	1,283,861	-1.10(-1.78%)
Mar 04, 2011	62.61	62.72	61.65	62.16	958,479	-0.43(-0.69%)
Mar 03, 2011	62.00	62.60	61.93	62.59	969,463	+1.38(+2.25%)
Mar 02, 2011	60.70	61.55	60.60	61.22	1,144,527	+0.42(+0.70%)

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