Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	64.75	64.85	64.01	64.29	12,893,473	-0.26(-0.41%)
Aug 30, 2011	64.16	64.86	64.06	64.55	8,876,104	+0.43(+0.67%)
Aug 29, 2011	63.99	64.14	63.61	64.12	8,865,894	+0.61(+0.96%)
Aug 26, 2011	62.61	63.91	62.03	63.51	8,436,646	+0.86(+1.38%)
Aug 25, 2011	63.61	63.89	62.41	62.65	12,278,514	-1.00(-1.58%)
Aug 24, 2011	62.90	63.67	62.53	63.66	11,574,102	+0.42(+0.67%)
Aug 23, 2011	61.98	63.25	61.97	63.23	9,369,024	+1.25(+2.02%)
Aug 22, 2011	62.30	62.78	61.68	61.98	10,036,335	+0.37(+0.61%)
Aug 19, 2011	60.61	62.45	60.61	61.61	16,547,224	+1.14(+1.89%)
Aug 18, 2011	61.13	61.64	59.81	60.46	16,102,810	-1.33(-2.16%)
Aug 17, 2011	61.54	61.81	61.05	61.80	7,656,145	+0.59(+0.96%)
Aug 16, 2011	61.06	61.58	60.51	61.21	7,967,606	-0.11(-0.17%)
Aug 15, 2011	61.32	61.35	60.57	61.32	9,161,323	+0.23(+0.37%)
Aug 12, 2011	61.16	61.40	60.58	61.09	9,247,539	+0.16(+0.26%)
Aug 11, 2011	59.84	61.43	59.64	60.94	15,733,505	+1.55(+2.62%)
Aug 10, 2011	59.98	60.36	59.05	59.38	19,105,168	-1.33(-2.19%)
Aug 09, 2011	59.06	60.76	58.31	60.71	21,753,846	+2.72(+4.69%)
Aug 08, 2011	59.06	59.99	57.92	57.99	20,526,316	-2.10(-3.49%)
Aug 05, 2011	59.83	60.41	58.44	60.09	17,702,854	+0.56(+0.95%)
Aug 04, 2011	60.31	61.06	59.50	59.52	15,161,747	-0.89(-1.47%)
Aug 03, 2011	60.11	60.60	60.03	60.41	10,810,413	+0.34(+0.56%)
Aug 02, 2011	60.77	61.15	60.05	60.07	7,937,242	-0.94(-1.54%)
Aug 01, 2011	61.08	61.79	60.46	61.01	6,230,659	-0.06(-0.10%)
Jul 29, 2011	60.84	61.34	60.61	61.08	8,081,946	-0.21(-0.35%)
Jul 28, 2011	61.44	61.99	61.21	61.29	6,887,244	-0.22(-0.36%)
Jul 27, 2011	62.09	62.28	61.50	61.51	9,441,164	-0.66(-1.06%)
Jul 26, 2011	62.19	62.47	62.03	62.17	6,695,818	-0.07(-0.11%)
Jul 25, 2011	62.12	62.86	62.00	62.24	7,567,899	-0.31(-0.50%)
Jul 22, 2011	62.50	63.26	62.46	62.55	16,155,512	+1.43(+2.33%)
Jul 21, 2011	61.21	61.47	60.75	61.12	8,647,514	+0.19(+0.31%)
Jul 20, 2011	60.89	61.15	60.67	60.93	5,825,037	+0.04(+0.07%)
Jul 19, 2011	60.53	60.92	60.43	60.89	6,615,213	+0.57(+0.95%)
Jul 18, 2011	60.37	60.69	60.14	60.31	7,657,203	-0.06(-0.09%)
Jul 15, 2011	60.65	60.77	59.98	60.37	8,344,884	-0.23(-0.38%)
Jul 14, 2011	60.75	61.06	60.43	60.60	9,577,525	+0.60(+1.00%)
Jul 13, 2011	60.21	60.57	59.90	60.00	9,267,207	-0.02(-0.04%)
Jul 12, 2011	60.17	60.77	60.01	60.03	7,784,781	-0.25(-0.42%)
Jul 11, 2011	60.26	60.64	60.10	60.28	7,487,643	-0.18(-0.29%)
Jul 08, 2011	60.46	60.67	60.21	60.46	7,362,791	-0.32(-0.53%)
Jul 07, 2011	60.74	60.94	60.50	60.78	8,597,721	+0.14(+0.23%)
Jul 06, 2011	60.48	60.94	60.24	60.64	8,226,661	+0.16(+0.26%)
Jul 05, 2011	60.32	60.73	60.27	60.48	7,211,050	-0.01(-0.01%)
Jul 01, 2011	59.44	60.59	59.43	60.49	8,254,269	+0.94(+1.58%)
Jun 30, 2011	59.82	59.97	59.50	59.55	7,034,090	-0.18(-0.30%)
Jun 29, 2011	59.62	59.79	59.39	59.73	10,167,453	+0.16(+0.26%)
Jun 28, 2011	58.24	59.62	58.21	59.57	12,098,883	+1.43(+2.47%)
Jun 27, 2011	57.57	58.27	57.57	58.14	6,412,413	+0.34(+0.59%)
Jun 24, 2011	58.12	58.37	57.72	57.80	9,157,558	-0.32(-0.55%)
Jun 23, 2011	57.96	58.15	57.49	58.12	9,454,461	-0.25(-0.44%)
Jun 22, 2011	58.51	58.68	58.25	58.37	6,435,640	-0.11(-0.18%)
Jun 21, 2011	58.46	58.67	58.26	58.48	8,238,094	+0.08(+0.13%)
Jun 20, 2011	58.26	58.42	58.23	58.40	6,786,011	+0.12(+0.21%)
Jun 17, 2011	58.07	58.42	57.81	58.28	10,307,753	+0.50(+0.87%)
Jun 16, 2011	57.48	57.86	57.14	57.78	7,446,490	+0.40(+0.70%)
Jun 15, 2011	57.36	57.84	57.29	57.38	7,580,079	-0.16(-0.28%)
Jun 14, 2011	57.25	57.81	57.07	57.54	7,428,228	+0.52(+0.92%)
Jun 13, 2011	56.80	57.43	56.78	57.02	6,195,888	+0.26(+0.46%)
Jun 10, 2011	57.36	57.48	56.70	56.76	7,740,009	-0.64(-1.11%)
Jun 09, 2011	57.31	57.64	56.94	57.39	6,428,355	+0.08(+0.14%)
Jun 08, 2011	56.63	57.56	56.50	57.31	11,139,660	+0.01(+0.01%)
Jun 07, 2011	57.24	58.08	57.19	57.31	10,275,676	+0.31(+0.55%)
Jun 06, 2011	56.92	57.54	56.81	57.00	8,713,391	+0.11(+0.20%)

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