Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	20.58	20.95	20.57	20.72	8,003,592	+0.02(+0.11%)
Jul 28, 2011	20.71	20.93	20.64	20.69	5,403,297	+0.04(+0.22%)
Jul 27, 2011	21.04	21.16	20.63	20.65	6,938,123	-0.45(-2.13%)
Jul 26, 2011	21.14	21.31	21.07	21.10	4,180,699	-0.11(-0.53%)
Jul 25, 2011	21.28	21.34	21.10	21.21	4,160,076	-0.23(-1.08%)
Jul 22, 2011	21.49	21.52	21.18	21.44	4,138,704	-0.02(-0.10%)
Jul 21, 2011	21.35	21.61	21.22	21.46	7,732,664	+0.24(+1.13%)
Jul 20, 2011	21.18	21.31	21.01	21.22	6,522,701	+0.07(+0.35%)
Jul 19, 2011	20.85	21.16	20.81	21.15	9,734,010	+0.22(+1.04%)
Jul 18, 2011	21.27	21.55	20.69	20.93	17,557,518	-1.09(-4.95%)
Jul 15, 2011	22.24	22.27	21.87	22.02	4,966,698	-0.17(-0.77%)
Jul 14, 2011	22.43	22.45	22.08	22.20	4,668,851	-0.13(-0.57%)
Jul 13, 2011	22.55	22.73	22.29	22.32	4,276,354	-0.08(-0.37%)
Jul 12, 2011	22.37	22.78	22.36	22.40	3,776,108	-0.03(-0.13%)
Jul 11, 2011	22.57	22.59	22.29	22.43	4,101,689	-0.39(-1.70%)
Jul 08, 2011	22.86	22.87	22.70	22.82	3,434,147	-0.28(-1.23%)
Jul 07, 2011	23.11	23.17	22.93	23.11	2,864,711	+0.22(+0.98%)
Jul 06, 2011	22.90	23.01	22.73	22.88	4,204,398	-0.12(-0.52%)
Jul 05, 2011	23.07	23.15	22.81	23.00	4,834,785	-0.09(-0.39%)
Jul 01, 2011	22.91	23.11	22.83	23.09	3,540,698	+0.28(+1.21%)
Jun 30, 2011	22.76	22.91	22.49	22.82	4,827,826	+0.06(+0.26%)
Jun 29, 2011	22.32	22.77	22.32	22.76	6,904,928	+0.57(+2.56%)
Jun 28, 2011	22.19	22.33	22.04	22.19	5,479,190	+0.05(+0.24%)
Jun 27, 2011	21.96	22.28	21.91	22.14	3,252,767	+0.14(+0.65%)
Jun 24, 2011	22.19	22.23	21.87	21.99	5,209,677	-0.17(-0.78%)
Jun 23, 2011	22.13	22.30	21.96	22.17	8,783,036	-0.22(-1.00%)
Jun 22, 2011	22.43	22.60	22.37	22.39	5,396,808	-0.12(-0.53%)
Jun 21, 2011	22.44	22.71	22.36	22.51	4,746,909	+0.18(+0.80%)
Jun 20, 2011	22.33	22.35	22.28	22.33	4,748,813	+0.17(+0.78%)
Jun 17, 2011	22.28	22.42	22.05	22.16	7,202,598	+0.07(+0.34%)
Jun 16, 2011	22.10	22.37	21.95	22.08	6,112,900	+0.05(+0.24%)
Jun 15, 2011	22.40	22.40	21.88	22.03	6,986,581	-0.55(-2.45%)
Jun 14, 2011	22.52	22.71	22.42	22.58	6,036,815	+0.25(+1.10%)
Jun 13, 2011	22.23	22.41	22.17	22.34	4,335,752	+0.18(+0.81%)
Jun 10, 2011	22.44	22.46	22.06	22.16	4,889,015	-0.41(-1.82%)
Jun 09, 2011	22.37	22.67	22.22	22.57	4,933,604	+0.28(+1.24%)
Jun 08, 2011	22.51	22.53	22.20	22.29	4,387,085	-0.25(-1.13%)
Jun 07, 2011	22.62	22.75	22.51	22.55	4,084,515	+0.01(+0.03%)
Jun 06, 2011	22.83	22.94	22.41	22.54	5,283,907	-0.38(-1.66%)
Jun 03, 2011	22.64	23.16	22.61	22.92	6,518,854	-0.25(-1.06%)
May 24, 2011	23.32	23.47	23.16	23.17	4,244,414	-0.16(-0.67%)
May 23, 2011	23.46	23.62	23.29	23.32	6,984,046	-0.44(-1.84%)
May 20, 2011	24.00	24.11	23.72	23.76	5,813,456	-0.33(-1.36%)
May 19, 2011	24.15	24.19	23.87	24.09	6,125,322	+0.00(+0.00%)
May 18, 2011	24.04	24.10	23.82	24.09	4,834,300	+0.02(+0.09%)
May 17, 2011	24.08	24.16	23.92	24.07	4,495,186	-0.07(-0.31%)
May 16, 2011	23.92	24.38	23.92	24.14	4,981,591	+0.10(+0.43%)
May 13, 2011	24.46	24.50	23.96	24.04	6,477,142	-0.46(-1.88%)
May 12, 2011	24.29	24.52	24.04	24.50	8,672,872	-0.04(-0.15%)
May 11, 2011	24.80	24.87	24.39	24.53	6,138,298	-0.33(-1.34%)
May 10, 2011	24.72	24.98	24.52	24.87	4,929,151	+0.27(+1.12%)
May 09, 2011	24.80	24.82	24.41	24.59	4,820,825	-0.22(-0.90%)
May 06, 2011	24.99	25.08	24.64	24.82	5,503,097	+0.01(+0.03%)
May 05, 2011	25.13	25.20	24.66	24.81	7,078,321	-0.42(-1.65%)
May 04, 2011	25.44	25.51	25.10	25.22	5,667,573	-0.25(-0.96%)
May 03, 2011	25.16	25.54	25.13	25.47	6,902,154	+0.32(+1.27%)

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