Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	55.24	56.43	54.95	55.60	908,360	-0.70(-1.25%)
Jul 28, 2011	56.73	57.12	56.20	56.30	1,292,807	-0.45(-0.79%)
Jul 27, 2011	56.59	57.51	56.58	56.75	1,637,846	-0.32(-0.56%)
Jul 26, 2011	57.31	57.49	56.42	57.07	1,647,856	-0.30(-0.52%)
Jul 25, 2011	55.38	57.64	55.26	57.37	1,784,878	+1.51(+2.71%)
Jul 22, 2011	57.59	58.09	55.46	55.86	2,589,401	-2.52(-4.32%)
Jul 21, 2011	57.10	58.51	56.78	58.38	1,283,635	+1.50(+2.64%)
Jul 20, 2011	57.69	57.69	56.47	56.88	680,911	-0.64(-1.12%)
Jul 19, 2011	56.76	57.90	56.73	57.52	1,310,036	+1.24(+2.21%)
Jul 18, 2011	56.66	56.88	55.52	56.27	836,376	-0.63(-1.12%)
Jul 15, 2011	56.98	56.99	56.30	56.91	671,803	+0.19(+0.34%)
Jul 14, 2011	57.42	57.76	56.43	56.72	1,019,915	-0.43(-0.76%)
Jul 13, 2011	57.70	57.90	57.08	57.15	959,371	-0.18(-0.32%)
Jul 12, 2011	57.43	58.08	57.12	57.33	721,864	-0.37(-0.64%)
Jul 11, 2011	57.94	58.35	57.28	57.70	748,537	-1.22(-2.07%)
Jul 08, 2011	58.11	59.04	57.81	58.92	800,793	+0.01(+0.01%)
Jul 07, 2011	59.30	59.46	58.51	58.91	1,028,487	+0.29(+0.50%)
Jul 06, 2011	58.40	58.93	58.04	58.62	936,325	+0.12(+0.20%)
Jul 05, 2011	59.09	59.09	58.31	58.50	704,478	-0.35(-0.60%)
Jul 01, 2011	58.08	58.92	57.65	58.85	566,673	+1.07(+1.85%)
Jun 30, 2011	57.32	57.86	56.90	57.79	946,381	+0.57(+0.99%)
Jun 29, 2011	56.57	57.49	56.23	57.22	924,742	+1.00(+1.78%)
Jun 28, 2011	55.48	56.22	55.34	56.22	827,068	+0.98(+1.77%)
Jun 27, 2011	55.24	55.51	54.61	55.24	518,967	+0.01(+0.02%)
Jun 24, 2011	56.00	56.13	55.14	55.23	618,887	-0.70(-1.25%)
Jun 23, 2011	55.36	56.32	54.70	55.93	895,428	-0.25(-0.45%)
Jun 22, 2011	56.22	56.80	56.01	56.18	476,846	-0.33(-0.59%)
Jun 21, 2011	55.35	56.74	55.02	56.52	498,554	+1.67(+3.05%)
Jun 20, 2011	54.78	55.12	54.65	54.85	448,776	+0.82(+1.51%)
Jun 17, 2011	54.72	54.90	53.91	54.03	787,855	-0.13(-0.23%)
Jun 16, 2011	54.90	55.39	53.54	54.15	697,703	-0.59(-1.08%)
Jun 15, 2011	54.70	55.49	54.60	54.75	700,712	-0.51(-0.92%)
Jun 14, 2011	55.00	55.87	54.82	55.26	594,924	+0.94(+1.74%)
Jun 13, 2011	54.77	55.00	54.03	54.31	545,051	-0.26(-0.48%)
Jun 10, 2011	55.07	55.47	54.52	54.57	749,501	-0.91(-1.64%)
Jun 09, 2011	54.81	56.00	54.47	55.48	624,298	+0.97(+1.77%)
Jun 08, 2011	54.73	54.85	54.23	54.52	696,995	-0.49(-0.89%)
Jun 07, 2011	55.25	56.06	54.77	55.01	951,284	+0.15(+0.27%)
Jun 06, 2011	55.68	56.27	54.64	54.86	1,085,466	-1.11(-1.98%)
Jun 03, 2011	55.37	56.87	54.78	55.97	1,063,996	-0.60(-1.06%)
May 24, 2011	56.37	57.16	56.23	56.57	691,609	+0.58(+1.04%)
May 23, 2011	55.85	56.26	55.27	55.98	734,271	-1.12(-1.95%)
May 20, 2011	57.35	57.60	56.47	57.10	549,384	-0.42(-0.74%)
May 19, 2011	57.91	58.41	57.32	57.52	519,792	-0.27(-0.46%)
May 18, 2011	56.34	57.86	55.93	57.79	595,956	+1.75(+3.12%)
May 17, 2011	56.10	56.61	55.21	56.04	856,541	-0.40(-0.71%)
May 16, 2011	56.73	57.87	56.27	56.44	601,237	-0.42(-0.73%)
May 13, 2011	58.16	58.18	56.75	56.86	603,524	-0.58(-1.01%)
May 12, 2011	57.81	58.03	56.84	57.44	914,475	-0.77(-1.32%)
May 11, 2011	58.96	59.01	57.71	58.21	1,115,342	-1.02(-1.73%)
May 10, 2011	58.02	59.43	57.93	59.23	1,099,655	+1.52(+2.64%)
May 09, 2011	57.40	57.91	57.02	57.71	798,572	+0.23(+0.41%)
May 06, 2011	57.25	58.16	56.87	57.47	1,763,180	+0.87(+1.55%)
May 05, 2011	53.83	56.75	53.78	56.60	1,989,406	+1.54(+2.80%)
May 04, 2011	56.76	56.76	54.96	55.06	1,682,947	-1.82(-3.19%)
May 03, 2011	58.07	58.46	56.52	56.87	1,111,056	-1.40(-2.40%)

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