Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	60.48	60.61	59.77	60.09	1,302,172	-0.34(-0.56%)
May 23, 2011	60.94	60.99	60.09	60.43	1,343,086	-1.23(-1.99%)
May 20, 2011	61.88	62.00	61.44	61.66	1,137,984	-0.21(-0.34%)
May 19, 2011	61.90	62.34	61.51	61.87	861,307	+0.36(+0.59%)
May 18, 2011	61.46	61.65	61.16	61.51	962,974	+0.28(+0.46%)
May 17, 2011	61.80	61.94	60.66	61.23	930,705	-0.78(-1.26%)
May 16, 2011	62.33	62.47	61.91	62.01	897,705	-0.60(-0.96%)
May 13, 2011	63.52	63.88	62.46	62.61	764,002	-0.94(-1.48%)
May 12, 2011	63.19	63.96	62.88	63.55	526,627	-0.02(-0.03%)
May 11, 2011	63.92	64.25	63.29	63.57	442,971	-0.61(-0.95%)
May 10, 2011	64.01	64.58	64.01	64.18	632,211	+0.25(+0.39%)
May 09, 2011	63.90	64.26	63.64	63.93	553,964	-0.01(-0.02%)
May 06, 2011	63.74	64.90	63.59	63.94	1,076,161	+1.10(+1.75%)
May 05, 2011	62.92	63.79	62.68	62.84	840,132	-0.47(-0.74%)
May 04, 2011	63.90	64.38	63.23	63.31	938,790	-0.54(-0.85%)
May 03, 2011	63.31	64.33	63.31	63.85	734,248	+0.49(+0.77%)
May 02, 2011	63.28	63.41	63.24	63.36	793,622	+0.26(+0.41%)
Apr 29, 2011	62.45	63.26	62.40	63.10	1,002,421	+0.74(+1.19%)
Apr 28, 2011	61.96	62.60	61.82	62.36	781,083	+0.27(+0.43%)
Apr 27, 2011	62.21	62.61	61.85	62.09	867,085	-0.18(-0.29%)
Apr 26, 2011	62.01	62.72	61.81	62.27	969,810	+0.39(+0.63%)
Apr 25, 2011	62.41	62.41	61.41	61.88	820,959	-1.05(-1.67%)
Apr 21, 2011	63.81	64.49	61.75	62.93	1,512,665	-0.85(-1.33%)
Apr 20, 2011	63.29	64.18	63.29	63.78	1,009,275	+1.07(+1.71%)
Apr 19, 2011	62.35	62.98	62.34	62.71	781,795	+0.40(+0.64%)
Apr 18, 2011	62.41	62.52	61.71	62.31	987,513	-0.91(-1.44%)
Apr 15, 2011	62.47	63.28	62.06	63.22	1,353,720	+1.08(+1.74%)
Apr 14, 2011	62.53	62.57	61.39	62.14	1,536,712	-0.78(-1.24%)
Apr 13, 2011	63.74	63.88	62.52	62.92	1,251,469	-0.57(-0.90%)
Apr 12, 2011	63.66	64.12	63.46	63.49	1,011,967	-0.63(-0.98%)
Apr 11, 2011	63.65	64.39	63.65	64.12	914,274	+0.49(+0.77%)
Apr 08, 2011	64.78	65.10	63.39	63.63	1,185,061	-0.87(-1.35%)
Apr 07, 2011	64.21	64.94	64.13	64.50	739,059	+0.12(+0.19%)
Apr 06, 2011	64.67	64.74	63.96	64.38	469,973	-0.02(-0.03%)
Apr 05, 2011	64.44	64.51	64.01	64.40	890,779	-0.14(-0.22%)
Apr 04, 2011	65.19	65.20	64.32	64.54	858,890	-0.62(-0.95%)
Apr 01, 2011	65.11	65.45	64.97	65.16	876,956	+0.33(+0.51%)
Mar 31, 2011	63.71	64.90	63.55	64.83	1,124,505	+0.86(+1.34%)
Mar 30, 2011	63.77	64.08	63.56	63.97	509,483	+0.47(+0.74%)
Mar 29, 2011	63.28	63.59	63.00	63.50	1,005,061	+0.06(+0.09%)
Mar 28, 2011	63.57	63.84	63.44	63.44	857,666	-0.05(-0.08%)
Mar 25, 2011	63.70	63.92	63.23	63.49	889,689	-0.02(-0.03%)
Mar 24, 2011	63.61	63.78	63.28	63.51	702,934	+0.13(+0.21%)
Mar 23, 2011	63.24	63.57	62.78	63.38	736,649	-0.13(-0.20%)
Mar 22, 2011	63.65	63.90	63.50	63.51	785,737	-0.27(-0.42%)
Mar 21, 2011	64.20	64.23	63.65	63.78	845,164	+1.00(+1.59%)
Mar 18, 2011	62.67	62.99	62.25	62.78	1,332,487	+0.96(+1.55%)
Mar 17, 2011	61.94	62.13	61.38	61.82	1,169,741	+0.79(+1.29%)
Mar 16, 2011	62.05	62.49	60.55	61.03	1,203,255	-1.34(-2.15%)
Mar 15, 2011	61.98	62.80	61.73	62.37	1,011,731	-0.70(-1.11%)
Mar 14, 2011	63.12	63.95	62.70	63.07	780,716	-0.63(-0.99%)
Mar 11, 2011	63.00	63.99	62.54	63.70	834,267	+0.56(+0.89%)
Mar 10, 2011	63.90	64.40	62.81	63.14	992,901	-1.48(-2.29%)
Mar 09, 2011	64.33	65.00	64.08	64.62	871,635	+0.07(+0.11%)
Mar 08, 2011	63.75	64.84	63.49	64.55	821,816	+1.05(+1.65%)
Mar 07, 2011	64.56	64.97	63.22	63.50	516,258	-0.87(-1.35%)
Mar 04, 2011	64.66	64.98	63.72	64.37	1,052,991	-0.27(-0.42%)
Mar 03, 2011	63.92	65.00	63.83	64.64	601,322	+1.47(+2.33%)
Mar 02, 2011	63.07	63.38	62.57	63.17	825,337	+0.04(+0.06%)

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