Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	59.13	60.82	58.87	59.63	765,161	+0.96(+1.64%)
May 23, 2011	59.44	59.53	58.20	58.66	950,416	-2.47(-4.04%)
May 20, 2011	60.04	61.78	59.37	61.14	859,761	+0.90(+1.49%)
May 19, 2011	60.61	61.05	59.37	60.24	753,412	+0.06(+0.09%)
May 18, 2011	58.51	61.06	58.51	60.18	1,088,757	+1.85(+3.18%)
May 17, 2011	58.93	59.62	57.65	58.33	1,382,872	-1.11(-1.87%)
May 16, 2011	59.52	61.08	58.71	59.44	952,790	-0.43(-0.72%)
May 13, 2011	60.33	60.61	58.94	59.87	671,875	-0.30(-0.50%)
May 12, 2011	60.11	61.37	58.96	60.17	1,184,832	-0.54(-0.89%)
May 11, 2011	62.68	63.11	59.67	60.71	1,375,429	-2.52(-3.98%)
May 10, 2011	63.50	63.83	62.46	63.23	1,196,400	-0.24(-0.38%)
May 09, 2011	61.39	63.61	61.39	63.48	1,415,240	+2.36(+3.86%)
May 06, 2011	60.63	62.85	60.17	61.12	1,846,026	+1.41(+2.37%)
May 05, 2011	61.01	62.18	59.00	59.70	1,836,105	-2.15(-3.48%)
May 04, 2011	64.00	64.01	61.34	61.86	1,140,785	-2.15(-3.36%)
May 03, 2011	69.11	69.11	62.03	64.01	3,507,642	-6.00(-8.57%)
May 02, 2011	69.36	70.21	69.14	70.01	1,138,061	-1.03(-1.45%)
Apr 29, 2011	70.05	71.13	69.70	71.04	643,787	+1.15(+1.65%)
Apr 28, 2011	70.26	71.17	69.25	69.89	701,371	-0.47(-0.67%)
Apr 27, 2011	70.90	70.90	68.37	70.36	716,047	+0.01(+0.01%)
Apr 26, 2011	70.05	70.86	69.40	70.35	782,156	+0.48(+0.68%)
Apr 25, 2011	69.99	70.19	68.98	69.87	391,451	-0.07(-0.11%)
Apr 21, 2011	69.71	70.18	68.71	69.95	378,717	+0.26(+0.38%)
Apr 20, 2011	68.67	69.73	68.09	69.69	850,463	+2.45(+3.65%)
Apr 19, 2011	65.54	67.27	65.35	67.23	851,735	+1.83(+2.79%)
Apr 18, 2011	66.07	66.25	64.58	65.41	679,721	-1.76(-2.62%)
Apr 15, 2011	65.86	67.74	64.84	67.17	1,194,905	+1.54(+2.34%)
Apr 14, 2011	64.75	65.86	64.05	65.63	748,806	+0.14(+0.21%)
Apr 13, 2011	64.83	65.68	64.23	65.49	1,334,584	+1.09(+1.69%)
Apr 12, 2011	66.02	66.05	62.75	64.40	1,626,000	-2.83(-4.21%)
Apr 11, 2011	70.12	70.18	66.78	67.23	721,822	-2.88(-4.10%)
Apr 08, 2011	70.42	71.58	69.49	70.11	780,601	+0.07(+0.11%)
Apr 07, 2011	69.85	70.45	68.99	70.03	875,900	+0.06(+0.08%)
Apr 06, 2011	73.08	73.27	69.56	69.98	907,657	-2.67(-3.67%)
Apr 05, 2011	71.25	73.56	71.11	72.65	1,152,393	+1.29(+1.81%)
Apr 04, 2011	71.64	72.46	71.17	71.35	1,210,255	-0.07(-0.09%)
Apr 01, 2011	69.38	71.94	69.38	71.42	1,584,237	+1.94(+2.79%)
Mar 31, 2011	69.68	70.24	69.09	69.48	811,646	+0.00(+0.00%)
Mar 30, 2011	68.96	70.19	68.29	69.48	724,699	+1.02(+1.49%)
Mar 29, 2011	66.44	68.97	65.72	68.46	1,285,437	+2.02(+3.04%)
Mar 28, 2011	68.22	68.82	66.41	66.44	525,938	-1.56(-2.30%)
Mar 25, 2011	66.68	68.55	66.31	68.00	1,018,071	+1.34(+2.01%)
Mar 24, 2011	66.75	67.11	65.41	66.66	1,408,295	+0.04(+0.06%)
Mar 23, 2011	67.52	67.63	66.42	66.62	985,446	-0.88(-1.30%)
Mar 22, 2011	68.73	68.73	67.12	67.50	1,208,230	-1.61(-2.33%)
Mar 21, 2011	69.62	70.09	68.33	69.11	2,376,841	+1.44(+2.13%)
Mar 18, 2011	69.05	69.13	67.16	67.67	1,915,058	-0.70(-1.03%)
Mar 17, 2011	67.43	68.67	66.93	68.37	884,154	+1.48(+2.21%)
Mar 16, 2011	67.32	69.60	65.73	66.90	866,087	-0.17(-0.25%)
Mar 15, 2011	66.53	67.77	66.47	67.06	1,037,704	+0.22(+0.32%)
Mar 14, 2011	65.31	66.95	64.24	66.85	1,011,961	+0.97(+1.48%)
Mar 11, 2011	63.51	66.31	62.75	65.87	780,181	+1.71(+2.67%)
Mar 10, 2011	66.95	67.04	63.89	64.16	1,233,480	-3.82(-5.62%)
Mar 09, 2011	67.77	69.84	67.58	67.98	1,204,163	+0.41(+0.61%)
Mar 08, 2011	67.69	68.58	67.02	67.57	1,048,113	-0.15(-0.22%)
Mar 07, 2011	68.25	69.06	66.52	67.72	1,095,003	-0.66(-0.97%)
Mar 04, 2011	67.91	68.41	67.07	68.38	613,879	+0.77(+1.14%)
Mar 03, 2011	66.56	68.17	66.02	67.62	1,079,406	+1.63(+2.47%)
Mar 02, 2011	66.55	66.58	65.23	65.99	913,448	-0.67(-1.01%)

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