Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	53.10	53.15	53.10	53.14	2,519	+0.13(+0.24%)
Jul 30, 2012	52.97	53.01	52.77	53.01	6,501	+0.25(+0.47%)
Jul 27, 2012	53.07	53.07	52.57	52.76	14,996	+0.12(+0.22%)
Jul 26, 2012	52.63	52.76	52.63	52.65	34,717	+0.03(+0.07%)
Jul 25, 2012	52.71	52.71	52.61	52.61	27,535	-0.10(-0.20%)
Jul 24, 2012	52.71	52.71	52.58	52.71	6,547	+0.01(+0.02%)
Jul 23, 2012	52.85	52.85	52.71	52.71	4,432	-0.53(-0.99%)
Jul 20, 2012	53.27	53.27	53.15	53.23	3,905	+0.03(+0.06%)
Jul 19, 2012	53.20	53.20	53.16	53.20	1,834	+0.06(+0.12%)
Jul 18, 2012	56.01	56.01	52.95	53.13	43,009	+0.14(+0.27%)
Jul 17, 2012	53.13	53.16	52.99	52.99	20,777	+0.06(+0.11%)
Jul 16, 2012	53.26	53.26	52.92	52.93	12,121	+0.18(+0.34%)
Jul 13, 2012	52.68	52.76	52.68	52.75	4,263	+0.12(+0.23%)
Jul 12, 2012	52.54	52.65	52.54	52.63	6,025	+0.17(+0.32%)
Jul 11, 2012	52.38	52.51	52.38	52.47	1,478	+0.12(+0.24%)
Jul 10, 2012	52.04	52.45	52.04	52.34	10,502	-0.09(-0.17%)
Jul 09, 2012	52.40	52.47	52.37	52.43	20,184	+0.03(+0.05%)
Jul 06, 2012	52.67	52.67	52.32	52.40	8,727	+0.12(+0.22%)
Jul 05, 2012	52.38	52.38	52.14	52.29	8,025	+0.26(+0.50%)
Jul 03, 2012	51.69	52.03	51.69	52.03	10,781	+0.14(+0.27%)
Jul 02, 2012	51.19	51.89	51.19	51.89	1,999	+0.22(+0.42%)
Jun 29, 2012	51.83	51.84	51.67	51.67	15,320	+0.11(+0.22%)
Jun 28, 2012	51.78	51.78	51.54	51.56	7,846	+0.01(+0.01%)
Jun 27, 2012	52.09	52.09	51.51	51.55	4,578	+0.19(+0.37%)
Jun 26, 2012	51.35	51.39	51.35	51.36	3,208	-0.03(-0.06%)
Jun 25, 2012	51.60	51.60	51.23	51.39	2,813	-0.20(-0.40%)
Jun 22, 2012	52.68	52.68	51.57	51.60	2,863	-0.13(-0.26%)
Jun 21, 2012	51.73	51.76	51.73	51.73	4,030	-0.06(-0.11%)
Jun 20, 2012	51.74	51.85	51.69	51.78	14,144	+0.16(+0.31%)
Jun 19, 2012	51.32	51.63	51.32	51.62	5,558	+0.12(+0.22%)
Jun 18, 2012	51.33	51.54	51.33	51.51	10,682	+0.21(+0.42%)
Jun 15, 2012	51.25	51.34	51.21	51.30	7,573	+0.26(+0.50%)
Jun 14, 2012	51.21	51.21	51.04	51.04	1,959	+0.09(+0.18%)
Jun 13, 2012	50.62	50.96	50.62	50.95	5,137	+0.03(+0.05%)
Jun 12, 2012	50.90	50.96	50.90	50.92	2,732	-0.05(-0.09%)
Jun 11, 2012	50.87	50.97	50.87	50.97	8,219	+0.01(+0.03%)
Jun 08, 2012	50.81	50.96	50.81	50.96	580	+0.27(+0.53%)
Jun 07, 2012	50.65	50.69	50.65	50.69	381	+0.47(+0.93%)
Jun 06, 2012	50.38	50.41	50.22	50.22	2,503	+0.23(+0.46%)
Jun 05, 2012	50.33	50.33	49.95	49.99	3,487	+0.05(+0.10%)
Jun 04, 2012	49.72	50.02	49.72	49.94	2,072	-0.01(-0.02%)
Jun 01, 2012	49.80	50.01	49.80	49.96	20,507	-0.31(-0.61%)
May 31, 2012	50.14	50.26	50.14	50.26	8,417	-0.02(-0.04%)
May 30, 2012	50.25	50.28	50.24	50.28	1,472	-0.08(-0.15%)
May 29, 2012	50.37	50.37	50.28	50.36	4,127	+0.16(+0.32%)
May 25, 2012	50.14	50.21	50.14	50.20	1,814	-0.07(-0.14%)
May 24, 2012	50.25	50.43	50.25	50.27	8,296	+0.03(+0.05%)
May 23, 2012	50.32	50.32	50.23	50.24	7,261	-0.18(-0.35%)
May 22, 2012	50.41	50.50	50.41	50.42	6,965	+0.19(+0.39%)
May 21, 2012	50.03	50.23	50.03	50.23	17,090	-0.05(-0.10%)
May 18, 2012	50.99	50.99	50.28	50.28	14,413	-0.55(-1.08%)
May 17, 2012	51.03	51.03	50.79	50.83	11,746	-0.22(-0.43%)
May 16, 2012	51.15	51.21	50.99	51.05	13,336	-0.21(-0.42%)
May 15, 2012	51.54	51.54	51.21	51.26	15,874	-0.23(-0.45%)
May 14, 2012	52.05	52.05	51.43	51.49	3,590	-0.18(-0.35%)
May 11, 2012	51.75	51.75	51.63	51.67	41,510	-0.01(-0.01%)
May 10, 2012	51.79	51.79	51.68	51.68	24,235	-0.07(-0.14%)
May 09, 2012	51.92	51.94	51.68	51.75	54,847	-0.21(-0.40%)
May 08, 2012	51.92	52.03	51.92	51.96	90,914	-0.00(-0.00%)
May 07, 2012	51.96	52.00	51.96	51.96	17,952	-0.06(-0.11%)
May 04, 2012	51.99	52.10	51.99	52.02	21,666	+0.03(+0.05%)
May 03, 2012	51.87	52.03	51.87	51.99	158,112	+0.17(+0.32%)
May 02, 2012	51.85	51.90	51.83	51.83	76,391	-0.01(-0.02%)
May 01, 2012	52.03	52.03	51.83	51.84	18,784	+0.02(+0.04%)
Apr 30, 2012	51.51	51.94	51.51	51.82	13,956	+0.18(+0.34%)
Apr 27, 2012	51.62	51.68	51.62	51.64	4,208	-0.00(-0.01%)
Apr 26, 2012	51.54	51.69	51.54	51.65	27,674	+0.03(+0.05%)
Apr 25, 2012	51.68	51.68	51.54	51.62	33,776	+0.06(+0.12%)
Apr 24, 2012	51.57	51.57	51.49	51.56	5,369	-0.02(-0.04%)
Apr 23, 2012	51.77	51.77	51.57	51.58	3,635	-0.12(-0.24%)
Apr 20, 2012	52.27	52.27	51.65	51.70	11,320	+0.03(+0.07%)
Apr 19, 2012	51.72	51.76	51.67	51.67	55,141	-0.01(-0.03%)
Apr 18, 2012	51.61	51.72	51.61	51.68	4,873	+0.07(+0.13%)
Apr 17, 2012	51.61	51.61	51.58	51.61	9,978	+0.06(+0.11%)
Apr 16, 2012	54.53	51.56	51.54	51.56	10,222	+0.05(+0.09%)
Apr 13, 2012	51.55	51.55	51.51	51.51	3,173	+0.03(+0.05%)
Apr 12, 2012	51.46	51.48	51.46	51.48	4,249	+0.08(+0.15%)
Apr 11, 2012	51.68	51.68	51.37	51.41	13,278	+0.00(+0.00%)
Apr 10, 2012	51.77	51.77	51.41	51.41	5,775	-0.17(-0.33%)
Apr 09, 2012	51.81	51.81	51.51	51.58	47,035	+0.05(+0.09%)
Apr 05, 2012	51.57	51.58	51.53	51.53	6,912	-0.03(-0.05%)
Apr 04, 2012	51.67	51.67	51.56	51.56	15,111	-0.10(-0.20%)
Apr 03, 2012	51.67	51.70	51.65	51.66	9,776	-0.00(-0.00%)
Apr 02, 2012	51.72	51.72	51.58	51.66	10,068	+0.01(+0.03%)
Mar 30, 2012	51.74	51.74	51.65	51.65	7,280	-0.06(-0.11%)
Mar 29, 2012	51.73	51.73	51.66	51.70	13,954	-0.15(-0.29%)
Mar 28, 2012	51.74	51.86	51.72	51.85	27,449	+0.11(+0.22%)
Mar 27, 2012	51.72	51.75	51.71	51.74	13,785	+0.02(+0.05%)
Mar 26, 2012	51.74	51.74	51.68	51.71	37,307	-0.00(-0.00%)
Mar 23, 2012	51.73	51.73	51.68	51.72	7,617	-0.05(-0.09%)
Mar 22, 2012	51.75	51.76	51.73	51.76	9,216	-0.04(-0.08%)
Mar 21, 2012	51.78	51.85	51.75	51.81	3,979	+0.02(+0.04%)
Mar 20, 2012	51.79	51.80	51.78	51.79	18,540	-0.06(-0.11%)
Mar 19, 2012	51.83	51.96	51.83	51.85	15,365	+0.01(+0.03%)
Mar 16, 2012	51.76	51.83	51.76	51.83	15,208	+0.07(+0.13%)
Mar 15, 2012	51.78	51.78	51.75	51.76	24,918	-0.12(-0.23%)
Mar 14, 2012	51.94	51.95	51.88	51.88	262,983	-0.03(-0.07%)
Mar 13, 2012	51.93	51.93	51.84	51.92	85,946	+0.08(+0.16%)
Mar 12, 2012	58.16	51.86	51.83	51.83	55,503	+0.03(+0.05%)
Mar 09, 2012	51.78	51.85	51.78	51.80	13,235	+0.08(+0.15%)

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