Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	57.78	58.07	57.33	57.65	48,952	+0.29(+0.51%)
Aug 30, 2011	56.62	57.63	56.56	57.35	142,904	+0.29(+0.51%)
Aug 29, 2011	56.24	57.09	56.24	57.06	278,201	+1.48(+2.67%)
Aug 26, 2011	54.44	55.72	53.70	55.58	42,317	+0.66(+1.21%)
Aug 25, 2011	55.98	55.98	54.72	54.91	77,668	-0.96(-1.71%)
Aug 24, 2011	55.07	55.88	54.99	55.87	28,501	+0.63(+1.14%)
Aug 23, 2011	53.71	55.24	53.56	55.24	92,388	+1.74(+3.26%)
Aug 22, 2011	54.30	54.43	53.41	53.50	152,897	+0.07(+0.13%)
Aug 19, 2011	53.07	54.32	52.98	53.43	146,122	-0.24(-0.45%)
Aug 18, 2011	54.18	54.48	53.30	53.67	41,933	-1.87(-3.37%)
Aug 17, 2011	55.78	56.25	55.12	55.54	39,039	-0.03(-0.05%)
Aug 16, 2011	55.29	55.94	55.07	55.57	176,521	-0.11(-0.20%)
Aug 15, 2011	55.04	55.72	54.82	55.68	349,446	+1.11(+2.03%)
Aug 12, 2011	54.51	55.05	54.10	54.57	53,733	+0.54(+0.99%)
Aug 11, 2011	52.05	54.68	51.90	54.03	73,989	+2.26(+4.37%)
Aug 10, 2011	53.21	53.54	51.65	51.77	621,628	-2.25(-4.16%)
Aug 09, 2011	54.03	54.02	51.15	54.02	242,660	+2.06(+3.97%)
Aug 08, 2011	53.65	54.28	51.95	51.95	255,732	-3.02(-5.49%)
Aug 05, 2011	55.16	55.56	53.54	54.97	292,099	+0.36(+0.66%)
Aug 04, 2011	56.29	56.34	54.60	54.61	196,931	-2.46(-4.32%)
Aug 03, 2011	57.06	57.11	55.85	57.08	228,485	+0.03(+0.06%)
Aug 02, 2011	57.92	58.24	57.02	57.04	379,907	-1.32(-2.26%)
Aug 01, 2011	60.13	60.13	57.78	58.36	927,877	-1.09(-1.83%)
Jul 29, 2011	59.21	59.80	58.77	59.45	130,552	-0.28(-0.48%)
Jul 28, 2011	59.79	60.45	59.66	59.73	100,082	-0.08(-0.13%)
Jul 27, 2011	60.73	60.73	59.74	59.81	149,380	-1.19(-1.95%)
Jul 26, 2011	61.46	61.46	60.93	61.00	53,064	-0.52(-0.85%)
Jul 25, 2011	61.87	61.96	61.45	61.52	185,397	-0.77(-1.24%)
Jul 22, 2011	62.19	62.29	62.18	62.29	183,414	-0.06(-0.09%)
Jul 21, 2011	61.85	62.55	61.80	62.35	57,039	+1.00(+1.62%)
Jul 20, 2011	61.66	61.66	61.18	61.35	42,624	-0.20(-0.33%)
Jul 19, 2011	61.18	61.67	61.07	61.55	55,376	+0.53(+0.87%)
Jul 18, 2011	61.28	61.38	60.59	61.02	47,014	-0.49(-0.79%)
Jul 15, 2011	61.93	61.93	61.20	61.51	39,818	-0.28(-0.46%)
Jul 14, 2011	61.95	62.26	61.67	61.79	24,122	-0.08(-0.14%)
Jul 13, 2011	61.91	62.49	61.79	61.88	30,517	+0.29(+0.46%)
Jul 12, 2011	61.44	62.16	61.44	61.59	55,471	+0.03(+0.04%)
Jul 11, 2011	61.80	62.03	61.44	61.57	68,800	-0.93(-1.49%)
Jul 08, 2011	62.22	62.51	62.13	62.50	52,236	-0.16(-0.26%)
Jul 07, 2011	63.03	63.03	62.46	62.66	60,091	-0.02(-0.04%)
Jul 06, 2011	62.37	62.80	62.37	62.68	70,327	+0.20(+0.32%)
Jul 05, 2011	62.45	62.54	62.27	62.48	202,764	-0.14(-0.23%)
Jul 01, 2011	61.80	62.65	61.80	62.63	167,514	+0.78(+1.26%)
Jun 30, 2011	61.82	62.00	61.76	61.85	59,549	+0.22(+0.35%)
Jun 29, 2011	61.78	61.79	61.44	61.63	446,277	+0.08(+0.12%)
Jun 28, 2011	60.87	61.67	60.76	61.55	74,482	+0.91(+1.51%)
Jun 27, 2011	60.37	60.80	60.06	60.64	23,555	+0.29(+0.49%)
Jun 24, 2011	60.96	61.13	60.22	60.35	43,199	-0.71(-1.16%)
Jun 23, 2011	60.82	61.08	60.24	61.06	66,872	-0.04(-0.07%)
Jun 22, 2011	61.27	61.50	61.10	61.10	54,795	-0.32(-0.53%)
Jun 21, 2011	61.30	61.57	61.14	61.42	65,063	+0.45(+0.74%)
Jun 20, 2011	60.97	61.01	60.83	60.97	92,291	+0.59(+0.98%)
Jun 17, 2011	60.85	60.89	60.23	60.38	103,763	+0.03(+0.06%)
Jun 16, 2011	60.20	60.51	59.96	60.35	54,964	+0.13(+0.22%)
Jun 15, 2011	60.64	61.03	60.12	60.21	59,072	-0.85(-1.40%)
Jun 14, 2011	61.00	61.28	60.81	61.06	93,253	+0.56(+0.92%)
Jun 13, 2011	60.37	60.80	60.37	60.51	67,831	+0.23(+0.39%)
Jun 10, 2011	61.13	61.13	60.24	60.27	71,341	-1.08(-1.76%)
Jun 09, 2011	60.95	61.62	60.95	61.35	49,734	+0.53(+0.88%)
Jun 08, 2011	60.75	60.93	60.63	60.81	71,423	-0.03(-0.05%)
Jun 07, 2011	60.99	61.25	60.79	60.85	47,746	+0.18(+0.30%)
Jun 06, 2011	61.02	61.09	60.64	60.66	46,752	-0.51(-0.83%)

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