Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	57.25	57.77	57.02	57.06	622,768	-0.46(-0.81%)
Jul 28, 2011	57.67	58.01	57.43	57.52	399,363	+0.11(+0.20%)
Jul 27, 2011	58.39	58.40	57.32	57.41	1,207,420	-1.29(-2.20%)
Jul 26, 2011	58.47	58.82	57.95	58.70	732,065	+0.96(+1.65%)
Jul 25, 2011	57.81	58.15	57.63	57.75	661,381	-0.34(-0.59%)
Jul 22, 2011	58.24	58.26	58.01	58.09	494,775	+0.20(+0.35%)
Jul 21, 2011	57.36	57.99	57.21	57.89	903,954	+1.33(+2.36%)
Jul 20, 2011	56.34	56.77	56.12	56.55	642,824	+0.60(+1.08%)
Jul 19, 2011	55.65	56.12	55.61	55.95	638,282	+0.08(+0.15%)
Jul 18, 2011	56.17	56.32	55.44	55.86	687,376	-0.73(-1.29%)
Jul 15, 2011	56.73	56.84	56.31	56.59	831,866	-0.05(-0.09%)
Jul 14, 2011	57.18	57.42	56.51	56.64	617,379	-0.45(-0.79%)
Jul 13, 2011	56.92	57.50	56.84	57.09	620,265	+0.46(+0.81%)
Jul 12, 2011	56.62	57.11	56.52	56.64	834,982	-0.79(-1.38%)
Jul 11, 2011	57.61	57.77	57.28	57.43	628,506	-1.21(-2.06%)
Jul 08, 2011	58.66	58.96	58.34	58.64	510,679	-0.10(-0.17%)
Jul 07, 2011	58.70	58.83	58.43	58.74	341,790	+0.19(+0.32%)
Jul 06, 2011	58.69	58.76	58.21	58.55	651,631	-0.21(-0.36%)
Jul 05, 2011	59.21	59.26	58.69	58.76	1,094,109	+0.87(+1.50%)
Jul 01, 2011	57.31	57.96	57.18	57.89	895,315	+0.39(+0.67%)
Jun 30, 2011	57.06	57.57	57.02	57.50	502,787	+0.55(+0.96%)
Jun 29, 2011	56.90	57.15	56.62	56.95	793,774	+0.08(+0.15%)
Jun 28, 2011	56.48	57.03	56.43	56.87	1,408,136	-0.12(-0.21%)
Jun 27, 2011	56.85	57.26	56.78	56.99	560,672	+0.56(+1.00%)
Jun 24, 2011	56.57	56.67	56.22	56.43	647,454	-0.21(-0.37%)
Jun 23, 2011	56.12	56.66	55.91	56.64	905,315	-0.08(-0.14%)
Jun 22, 2011	56.82	57.18	56.66	56.71	900,162	-1.14(-1.97%)
Jun 21, 2011	57.39	58.08	57.32	57.85	653,491	+0.79(+1.38%)
Jun 20, 2011	57.10	57.14	56.96	57.06	402,492	+0.18(+0.32%)
Jun 17, 2011	57.31	57.46	56.72	56.88	577,013	-0.14(-0.25%)
Jun 16, 2011	56.52	57.17	56.45	57.02	782,235	-0.18(-0.32%)
Jun 15, 2011	57.50	57.72	56.99	57.20	1,006,770	-0.98(-1.68%)
Jun 14, 2011	58.46	58.49	57.94	58.18	698,170	-0.01(-0.02%)
Jun 13, 2011	58.36	58.47	58.00	58.20	465,119	+0.13(+0.23%)
Jun 10, 2011	58.93	58.98	57.92	58.06	886,696	-1.21(-2.04%)
Jun 09, 2011	58.83	59.44	58.64	59.27	834,652	+1.03(+1.77%)
Jun 08, 2011	58.40	58.53	58.17	58.24	751,508	-0.77(-1.31%)
Jun 07, 2011	59.26	59.38	59.01	59.01	791,211	+0.13(+0.21%)
Jun 06, 2011	59.71	59.79	58.77	58.88	656,117	-0.54(-0.91%)
Jun 03, 2011	59.07	59.54	59.01	59.42	678,034	+2.05(+3.57%)
May 24, 2011	57.73	57.83	57.35	57.37	406,761	+0.01(+0.01%)
May 23, 2011	57.41	57.63	57.20	57.37	470,849	-1.08(-1.85%)
May 20, 2011	58.42	58.72	58.06	58.45	404,551	-0.38(-0.64%)
May 19, 2011	58.70	58.93	58.29	58.83	538,458	+0.55(+0.94%)
May 18, 2011	57.83	58.41	57.74	58.28	627,713	-0.01(-0.01%)
May 17, 2011	58.09	58.66	57.92	58.29	753,669	-0.59(-1.00%)
May 16, 2011	59.30	59.40	58.81	58.88	555,428	-0.11(-0.18%)
May 13, 2011	59.09	59.18	58.62	58.98	537,337	+0.02(+0.04%)
May 12, 2011	58.41	59.07	58.18	58.96	676,619	+0.08(+0.13%)
May 11, 2011	59.39	59.52	58.56	58.88	789,154	+0.14(+0.24%)
May 10, 2011	58.45	58.79	58.30	58.74	658,901	+0.52(+0.89%)
May 09, 2011	58.04	58.28	57.75	58.22	606,061	+0.53(+0.93%)
May 06, 2011	57.87	58.35	57.41	57.69	1,002,868	+0.96(+1.68%)
May 05, 2011	56.92	57.30	56.71	56.73	1,240,150	+0.22(+0.39%)
May 04, 2011	56.77	56.78	56.19	56.52	764,443	-0.29(-0.51%)
May 03, 2011	56.75	57.06	56.52	56.80	718,654	-0.63(-1.09%)

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