Date	Open	High	Low	Close	Volume	Change (%)
Aug 31, 2011	57.45	57.63	56.70	57.18	20,472	+0.23(+0.41%)
Aug 30, 2011	56.29	57.18	56.10	56.95	22,001	+0.47(+0.83%)
Aug 29, 2011	55.53	56.54	55.53	56.48	10,131	+1.56(+2.85%)
Aug 26, 2011	53.63	55.09	52.94	54.92	7,619	+0.84(+1.55%)
Aug 25, 2011	55.51	55.51	53.94	54.08	16,900	-1.17(-2.12%)
Aug 24, 2011	54.40	55.25	54.37	55.25	11,206	+0.80(+1.47%)
Aug 23, 2011	52.98	54.62	52.86	54.45	21,486	+1.70(+3.22%)
Aug 22, 2011	53.88	53.88	52.67	52.75	25,843	-0.02(-0.03%)
Aug 19, 2011	52.47	53.41	52.47	52.77	37,476	-0.17(-0.31%)
Aug 18, 2011	53.36	54.16	52.57	52.93	113,236	-2.18(-3.95%)
Aug 17, 2011	55.72	55.80	54.68	55.11	19,559	-0.02(-0.04%)
Aug 16, 2011	55.01	55.49	54.44	55.14	27,092	-0.15(-0.27%)
Aug 15, 2011	54.64	55.29	54.59	55.29	15,385	+1.11(+2.06%)
Aug 12, 2011	54.25	54.69	53.76	54.17	16,821	+0.40(+0.75%)
Aug 11, 2011	52.41	54.19	51.90	53.77	35,315	+2.10(+4.07%)
Aug 10, 2011	52.59	53.18	51.66	51.66	56,917	-1.98(-3.69%)
Aug 09, 2011	53.00	53.64	50.43	53.64	39,275	+2.33(+4.53%)
Aug 08, 2011	52.27	53.48	51.15	51.32	96,798	-2.75(-5.08%)
Aug 05, 2011	54.16	54.59	52.55	54.06	46,654	+0.06(+0.11%)
Aug 04, 2011	56.11	56.11	53.97	54.01	199,206	-2.78(-4.90%)
Aug 03, 2011	56.47	56.82	55.41	56.79	56,062	+0.26(+0.45%)
Aug 02, 2011	57.87	58.11	56.53	56.53	300,081	-1.66(-2.85%)
Aug 01, 2011	59.38	59.58	57.67	58.19	120,590	-0.81(-1.37%)
Jul 29, 2011	58.91	59.30	58.17	59.00	46,829	-0.31(-0.53%)
Jul 28, 2011	59.28	60.02	59.28	59.31	146,676	-0.03(-0.06%)
Jul 27, 2011	60.01	60.22	59.29	59.35	35,938	-0.86(-1.43%)
Jul 26, 2011	60.67	60.67	60.15	60.20	203,944	-0.46(-0.76%)
Jul 25, 2011	61.00	61.16	60.63	60.67	31,263	-0.79(-1.29%)
Jul 22, 2011	61.51	61.51	61.30	61.46	23,270	+0.01(+0.01%)
Jul 21, 2011	60.98	61.58	60.98	61.45	26,335	+0.73(+1.20%)
Jul 20, 2011	61.32	61.32	60.59	60.72	74,632	-0.44(-0.72%)
Jul 19, 2011	60.80	61.25	60.71	61.16	235,227	+0.62(+1.02%)
Jul 18, 2011	60.93	60.93	60.21	60.54	15,084	-0.64(-1.05%)
Jul 15, 2011	61.38	61.38	60.85	61.19	23,297	-0.14(-0.23%)
Jul 14, 2011	61.45	61.88	61.29	61.33	14,648	-0.06(-0.09%)
Jul 13, 2011	61.32	61.85	61.22	61.38	13,617	+0.44(+0.72%)
Jul 12, 2011	60.71	61.47	60.71	60.95	28,027	-0.01(-0.01%)
Jul 11, 2011	61.19	61.34	60.80	60.95	16,458	-0.76(-1.23%)
Jul 08, 2011	61.40	61.71	61.31	61.71	31,375	-0.02(-0.04%)
Jul 07, 2011	62.03	62.03	61.51	61.74	59,370	+0.20(+0.32%)
Jul 06, 2011	61.25	61.67	61.25	61.54	303,866	+0.28(+0.46%)
Jul 05, 2011	61.42	61.42	61.09	61.26	180,341	+0.04(+0.07%)
Jul 01, 2011	60.54	61.22	60.35	61.22	22,741	+0.67(+1.10%)
Jun 30, 2011	60.51	60.61	60.43	60.55	24,378	+0.34(+0.56%)
Jun 29, 2011	60.08	60.26	59.82	60.21	11,761	+0.35(+0.59%)
Jun 28, 2011	59.26	59.89	59.16	59.86	16,325	+0.79(+1.34%)
Jun 27, 2011	58.93	59.18	58.65	59.06	27,808	+0.28(+0.48%)
Jun 24, 2011	59.35	59.35	58.70	58.78	18,705	-0.61(-1.03%)
Jun 23, 2011	58.78	59.40	58.44	59.40	36,982	+0.30(+0.51%)
Jun 22, 2011	59.24	59.48	59.09	59.09	42,042	-0.30(-0.51%)
Jun 21, 2011	59.04	59.49	59.04	59.40	26,859	+0.66(+1.12%)
Jun 20, 2011	58.72	58.74	58.53	58.74	32,891	+0.56(+0.96%)
Jun 17, 2011	58.81	58.82	58.01	58.18	10,052	+0.04(+0.07%)
Jun 16, 2011	58.30	58.52	57.90	58.14	6,806	-0.16(-0.27%)
Jun 15, 2011	58.63	58.94	58.19	58.30	25,471	-0.79(-1.34%)
Jun 14, 2011	59.04	59.32	58.87	59.09	80,488	+0.56(+0.96%)
Jun 13, 2011	58.39	58.85	58.39	58.53	12,798	+0.22(+0.38%)
Jun 10, 2011	58.75	58.84	58.25	58.30	35,559	-0.75(-1.27%)
Jun 09, 2011	58.72	59.40	58.60	59.05	63,807	+0.38(+0.66%)
Jun 08, 2011	58.81	58.93	58.44	58.67	10,092	-0.22(-0.37%)
Jun 07, 2011	58.57	59.12	58.54	58.89	22,127	+0.52(+0.89%)
Jun 06, 2011	58.81	58.87	58.31	58.37	36,761	-0.53(-0.89%)

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