Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	56.23	56.82	55.37	55.86	1,049,977	+0.08(+0.14%)
Aug 30, 2011	54.99	56.11	54.82	55.78	783,804	+0.50(+0.90%)
Aug 29, 2011	54.05	55.33	54.02	55.29	722,700	+1.98(+3.71%)
Aug 26, 2011	51.60	53.38	50.81	53.31	324,113	+1.28(+2.46%)
Aug 25, 2011	52.72	52.90	51.64	52.03	968,391	-0.41(-0.78%)
Aug 24, 2011	51.63	52.48	51.14	52.44	913,586	+0.74(+1.42%)
Aug 23, 2011	50.11	51.70	50.00	51.70	1,368,598	+1.68(+3.37%)
Aug 22, 2011	51.40	51.48	49.88	50.02	1,174,164	-0.09(-0.19%)
Aug 19, 2011	50.04	51.94	50.04	50.12	1,984,963	-0.92(-1.80%)
Aug 18, 2011	52.72	52.75	50.51	51.03	1,288,251	-3.15(-5.81%)
Aug 17, 2011	54.49	55.20	53.89	54.18	1,237,598	+0.01(+0.01%)
Aug 16, 2011	54.55	55.06	53.72	54.17	2,066,084	-1.08(-1.95%)
Aug 15, 2011	54.56	55.29	54.42	55.25	1,209,133	+1.04(+1.93%)
Aug 12, 2011	54.37	54.69	53.79	54.20	921,548	+0.47(+0.88%)
Aug 11, 2011	51.50	54.50	51.31	53.73	1,690,995	+2.78(+5.46%)
Aug 10, 2011	51.57	53.05	50.92	50.95	3,299,726	-1.69(-3.21%)
Aug 09, 2011	53.80	52.64	49.21	52.64	2,539,007	+3.20(+6.48%)
Aug 08, 2011	52.00	52.64	49.08	49.44	2,498,685	-4.36(-8.11%)
Aug 05, 2011	55.34	55.71	52.04	53.80	3,343,409	-0.51(-0.95%)
Aug 04, 2011	57.98	57.98	54.31	54.31	2,711,772	-4.74(-8.03%)
Aug 03, 2011	59.08	59.36	57.41	59.06	1,663,122	+0.11(+0.19%)
Aug 02, 2011	60.51	61.11	58.93	58.95	1,284,285	-2.05(-3.36%)
Aug 01, 2011	62.40	62.40	60.36	61.00	1,368,930	-0.09(-0.14%)
Jul 29, 2011	61.02	61.55	60.22	61.08	906,462	-0.50(-0.81%)
Jul 28, 2011	61.92	62.58	61.50	61.58	675,422	-0.14(-0.23%)
Jul 27, 2011	63.03	63.27	61.60	61.72	1,121,761	-1.56(-2.46%)
Jul 26, 2011	63.82	63.82	63.08	63.28	989,110	-0.53(-0.83%)
Jul 25, 2011	63.46	64.28	63.42	63.81	415,753	-0.33(-0.52%)
Jul 22, 2011	64.19	64.31	64.07	64.14	399,916	-0.08(-0.12%)
Jul 21, 2011	63.61	64.35	63.42	64.22	565,641	+0.89(+1.41%)
Jul 20, 2011	63.60	63.61	63.01	63.33	344,047	-0.07(-0.11%)
Jul 19, 2011	63.00	63.42	62.97	63.40	857,915	+0.96(+1.55%)
Jul 18, 2011	62.90	63.15	62.14	62.43	651,590	-0.52(-0.83%)
Jul 15, 2011	62.42	63.00	62.27	62.96	1,833,234	+0.77(+1.25%)
Jul 14, 2011	63.14	63.44	62.01	62.18	1,854,329	-0.68(-1.08%)
Jul 13, 2011	62.53	63.53	62.48	62.86	899,359	+0.70(+1.13%)
Jul 12, 2011	62.13	62.81	62.06	62.16	1,018,906	-0.21(-0.33%)
Jul 11, 2011	63.03	63.14	62.07	62.36	475,839	-1.59(-2.49%)
Jul 08, 2011	63.60	64.00	63.23	63.95	829,266	-0.49(-0.76%)
Jul 07, 2011	63.98	64.75	63.98	64.44	494,105	+1.08(+1.71%)
Jul 06, 2011	63.22	63.60	62.73	63.36	395,646	+0.02(+0.02%)
Jul 05, 2011	63.28	63.60	63.04	63.34	1,585,632	+0.14(+0.23%)
Jul 01, 2011	62.53	63.29	62.14	63.20	1,802,397	+0.62(+1.00%)
Jun 30, 2011	62.12	62.86	61.92	62.58	1,293,300	+0.66(+1.06%)
Jun 29, 2011	61.49	62.33	61.19	61.92	1,999,439	+0.81(+1.32%)
Jun 28, 2011	60.16	61.12	60.11	61.11	784,413	+1.15(+1.91%)
Jun 27, 2011	59.86	60.20	59.07	59.97	755,202	+0.17(+0.28%)
Jun 24, 2011	60.49	60.63	59.66	59.80	1,420,380	-0.44(-0.74%)
Jun 23, 2011	59.25	60.32	58.57	60.25	1,073,756	+0.02(+0.03%)
Jun 22, 2011	60.19	61.01	60.03	60.23	1,663,462	-0.16(-0.26%)
Jun 21, 2011	59.10	60.49	59.10	60.39	1,204,204	+1.81(+3.09%)
Jun 20, 2011	58.40	58.80	58.39	58.58	643,091	+0.51(+0.88%)
Jun 17, 2011	58.71	58.80	57.84	58.07	1,060,611	-0.05(-0.08%)
Jun 16, 2011	58.74	59.01	57.25	58.11	1,148,739	-0.72(-1.22%)
Jun 15, 2011	59.52	59.91	58.58	58.83	1,654,581	-1.29(-2.15%)
Jun 14, 2011	59.64	60.41	59.53	60.12	1,087,760	+1.24(+2.11%)
Jun 13, 2011	59.67	59.88	58.41	58.88	1,373,397	-0.61(-1.02%)
Jun 10, 2011	59.89	60.31	59.31	59.48	1,471,369	-0.81(-1.34%)
Jun 09, 2011	59.62	60.54	59.55	60.29	1,065,035	+0.90(+1.51%)
Jun 08, 2011	59.79	59.99	59.17	59.40	1,006,530	-0.70(-1.17%)
Jun 07, 2011	60.40	60.73	59.98	60.10	1,072,936	+0.15(+0.25%)
Jun 06, 2011	60.70	61.17	59.84	59.95	959,623	-0.91(-1.49%)

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