Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	58.46	58.97	58.00	58.45	19,007,698	+0.26(+0.45%)
Aug 30, 2011	57.94	58.53	57.21	58.19	15,561,114	-0.20(-0.34%)
Aug 29, 2011	58.12	58.40	57.11	58.39	16,444,476	+1.12(+1.95%)
Aug 26, 2011	56.13	57.57	55.21	57.27	15,585,199	+0.53(+0.93%)
Aug 25, 2011	57.98	58.26	56.35	56.75	16,592,473	-0.96(-1.67%)
Aug 24, 2011	57.26	57.81	56.81	57.71	12,923,211	+0.15(+0.27%)
Aug 23, 2011	55.54	57.59	55.27	57.56	20,800,568	+2.38(+4.32%)
Aug 22, 2011	57.10	57.10	54.97	55.18	17,032,892	+0.01(+0.01%)
Aug 19, 2011	54.46	56.39	54.45	55.17	22,748,458	+0.03(+0.05%)
Aug 18, 2011	56.26	56.41	54.26	55.14	25,503,140	-2.63(-4.55%)
Aug 17, 2011	58.20	58.60	57.43	57.77	14,237,553	+0.19(+0.33%)
Aug 16, 2011	57.49	58.24	57.00	57.58	16,777,430	-0.56(-0.97%)
Aug 15, 2011	56.91	58.22	56.78	58.14	20,209,950	+1.90(+3.38%)
Aug 12, 2011	56.11	56.94	55.69	56.24	22,781,612	+1.05(+1.90%)
Aug 11, 2011	54.02	55.82	53.26	55.19	52,358,360	+2.05(+3.86%)
Aug 10, 2011	54.39	55.06	52.65	53.14	30,820,426	-1.66(-3.03%)
Aug 09, 2011	55.31	54.98	51.22	54.80	35,816,628	+1.85(+3.49%)
Aug 08, 2011	55.31	56.20	52.65	52.95	39,330,004	-4.32(-7.54%)
Aug 05, 2011	57.51	58.28	55.04	57.27	29,993,404	+0.45(+0.80%)
Aug 04, 2011	59.12	59.24	56.62	56.81	35,012,936	-3.47(-5.76%)
Aug 03, 2011	60.74	60.86	59.18	60.29	20,500,892	-0.40(-0.67%)
Aug 02, 2011	61.44	62.01	60.68	60.69	17,735,378	-1.13(-1.83%)
Aug 01, 2011	62.23	62.26	60.97	61.82	15,867,995	+0.80(+1.31%)
Jul 29, 2011	60.85	61.74	60.47	61.03	16,532,007	-0.59(-0.96%)
Jul 28, 2011	61.69	62.10	61.27	61.62	11,344,082	-0.35(-0.57%)
Jul 27, 2011	62.76	62.77	61.88	61.97	12,634,010	-1.14(-1.80%)
Jul 26, 2011	63.31	63.64	62.97	63.11	8,292,051	-0.31(-0.49%)
Jul 25, 2011	63.10	63.95	63.04	63.42	10,711,852	-0.51(-0.80%)
Jul 22, 2011	64.05	64.14	63.84	63.93	9,231,044	-0.27(-0.42%)
Jul 21, 2011	63.29	64.39	63.22	64.20	14,183,917	+1.37(+2.18%)
Jul 20, 2011	63.07	63.16	62.70	62.83	8,599,005	-0.22(-0.35%)
Jul 19, 2011	62.47	63.24	62.47	63.06	11,910,475	+0.73(+1.18%)
Jul 18, 2011	61.94	62.48	61.67	62.32	11,848,122	+0.02(+0.04%)
Jul 15, 2011	62.00	62.36	61.68	62.30	17,319,806	+0.89(+1.45%)
Jul 14, 2011	62.01	62.46	61.35	61.41	12,408,155	-0.25(-0.40%)
Jul 13, 2011	61.45	62.55	61.44	61.65	11,711,889	+0.41(+0.67%)
Jul 12, 2011	61.01	62.16	61.01	61.24	15,610,382	-0.01(-0.02%)
Jul 11, 2011	61.27	61.39	60.87	61.25	11,889,695	-0.87(-1.40%)
Jul 08, 2011	61.86	62.19	61.64	62.12	10,797,857	-0.41(-0.66%)
Jul 07, 2011	62.23	62.73	62.07	62.53	13,428,262	+0.89(+1.44%)
Jul 06, 2011	61.50	61.74	61.35	61.65	10,557,812	-0.02(-0.04%)
Jul 05, 2011	61.08	62.05	61.08	61.67	12,600,136	+0.60(+0.99%)
Jul 01, 2011	60.26	61.13	59.85	61.07	11,215,247	+0.73(+1.22%)
Jun 30, 2011	59.72	60.39	59.42	60.33	13,120,820	+0.92(+1.54%)
Jun 29, 2011	59.07	59.67	58.61	59.42	13,018,620	+0.55(+0.93%)
Jun 28, 2011	58.39	59.02	58.26	58.87	10,421,121	+0.85(+1.47%)
Jun 27, 2011	57.46	58.46	57.46	58.02	12,152,863	+0.59(+1.02%)
Jun 24, 2011	58.40	58.51	57.38	57.44	13,691,759	-0.86(-1.47%)
Jun 23, 2011	58.02	58.40	56.91	58.29	22,259,292	-1.00(-1.69%)
Jun 22, 2011	59.41	60.11	59.25	59.30	11,242,999	-0.31(-0.51%)
Jun 21, 2011	58.98	59.83	58.86	59.60	14,487,447	+0.99(+1.68%)
Jun 20, 2011	58.31	58.64	58.28	58.61	10,955,212	+0.43(+0.75%)
Jun 17, 2011	58.80	59.16	57.92	58.18	20,517,636	-0.15(-0.26%)
Jun 16, 2011	57.53	58.47	57.38	58.33	13,271,855	+0.60(+1.04%)
Jun 15, 2011	58.20	58.61	57.32	57.73	16,475,174	-1.28(-2.18%)
Jun 14, 2011	58.68	59.42	58.60	59.02	12,533,953	+0.98(+1.69%)
Jun 13, 2011	58.69	58.97	57.54	58.04	13,634,871	-0.43(-0.74%)
Jun 10, 2011	59.22	59.25	58.07	58.47	15,534,769	-0.92(-1.54%)
Jun 09, 2011	58.97	59.76	58.86	59.39	9,775,199	+0.75(+1.28%)
Jun 08, 2011	58.38	59.16	58.37	58.64	11,822,883	+0.28(+0.48%)
Jun 07, 2011	58.80	59.20	58.30	58.36	11,666,965	-0.12(-0.21%)
Jun 06, 2011	59.20	59.44	58.26	58.48	11,931,093	-0.77(-1.31%)

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