Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	58.53	58.55	58.34	58.35	12,253	-0.33(-0.56%)
Jul 30, 2012	58.53	58.85	58.50	58.68	27,640	+0.10(+0.17%)
Jul 27, 2012	57.97	58.67	57.84	58.58	21,595	+0.86(+1.49%)
Jul 26, 2012	57.37	57.84	57.37	57.72	15,869	+1.00(+1.76%)
Jul 25, 2012	56.86	56.92	56.65	56.72	56,404	-0.06(-0.11%)
Jul 24, 2012	57.18	57.18	56.50	56.79	11,138	-0.41(-0.71%)
Jul 23, 2012	57.14	57.27	56.99	57.19	16,375	-0.56(-0.96%)
Jul 20, 2012	57.94	57.94	57.60	57.75	8,925	-0.46(-0.78%)
Jul 19, 2012	58.16	58.36	57.89	58.20	18,753	+0.18(+0.32%)
Jul 18, 2012	57.76	58.08	57.76	58.02	11,003	+0.22(+0.37%)
Jul 17, 2012	57.69	57.89	57.33	57.81	17,652	+0.30(+0.53%)
Jul 16, 2012	57.76	57.82	57.48	57.50	10,721	-0.33(-0.58%)
Jul 13, 2012	57.22	57.87	57.22	57.84	16,640	+0.76(+1.34%)
Jul 12, 2012	56.97	57.24	56.77	57.07	22,217	-0.08(-0.14%)
Jul 11, 2012	57.42	57.42	56.93	57.15	18,404	-0.13(-0.22%)
Jul 10, 2012	57.61	57.61	57.14	57.28	15,405	-0.11(-0.19%)
Jul 09, 2012	57.56	57.56	57.23	57.39	12,731	-0.18(-0.32%)
Jul 06, 2012	57.46	57.58	57.31	57.58	32,741	-0.19(-0.33%)
Jul 05, 2012	57.88	57.89	57.59	57.77	32,693	+0.00(+0.01%)
Jul 03, 2012	57.46	57.85	57.46	57.76	13,649	+0.31(+0.55%)
Jul 02, 2012	56.97	57.49	56.97	57.45	72,042	+0.26(+0.46%)
Jun 29, 2012	56.99	57.19	56.69	57.19	19,383	+0.97(+1.73%)
Jun 28, 2012	55.80	56.21	55.66	56.21	17,185	+0.05(+0.09%)
Jun 27, 2012	55.93	56.27	55.93	56.17	18,379	+0.31(+0.56%)
Jun 26, 2012	55.88	55.99	55.54	55.85	66,664	+0.17(+0.30%)
Jun 25, 2012	55.95	55.95	55.56	55.69	93,373	-0.59(-1.05%)
Jun 22, 2012	56.28	56.37	56.20	56.28	129,989	+0.16(+0.28%)
Jun 21, 2012	57.05	57.07	56.09	56.12	25,553	-0.95(-1.66%)
Jun 20, 2012	57.22	57.22	56.77	57.07	21,894	-0.29(-0.50%)
Jun 19, 2012	57.29	57.55	57.29	57.35	7,407	+0.22(+0.39%)
Jun 18, 2012	56.74	57.17	56.74	57.13	8,286	+0.12(+0.21%)
Jun 15, 2012	56.93	57.03	56.85	57.01	15,500	+0.21(+0.36%)
Jun 14, 2012	56.32	56.88	56.30	56.81	35,593	+0.61(+1.09%)
Jun 13, 2012	56.45	56.68	56.07	56.20	14,795	-0.36(-0.64%)
Jun 12, 2012	56.34	56.56	56.10	56.56	13,154	+0.39(+0.69%)
Jun 11, 2012	57.01	57.01	56.17	56.17	14,647	-0.46(-0.81%)
Jun 08, 2012	56.24	56.65	56.17	56.63	10,926	+0.38(+0.68%)
Jun 07, 2012	56.66	56.72	56.25	56.25	29,508	+0.19(+0.34%)
Jun 06, 2012	55.46	56.10	55.46	56.06	26,838	+0.82(+1.48%)
Jun 05, 2012	54.96	55.33	54.91	55.25	44,849	+0.11(+0.20%)
Jun 04, 2012	55.23	55.23	54.72	55.14	108,376	-0.13(-0.23%)
Jun 01, 2012	55.90	55.91	55.18	55.26	198,274	-1.28(-2.27%)
May 31, 2012	56.74	56.90	56.25	56.55	36,945	-0.17(-0.31%)
May 30, 2012	57.03	57.03	56.69	56.72	10,280	-0.58(-1.01%)
May 29, 2012	57.00	57.34	56.97	57.30	25,294	+0.48(+0.84%)
May 25, 2012	56.92	57.02	56.72	56.82	26,927	-0.01(-0.02%)
May 24, 2012	56.49	56.88	56.49	56.83	74,323	+0.42(+0.74%)
May 23, 2012	56.10	56.47	55.88	56.41	17,143	+0.00(+0.00%)
May 22, 2012	56.47	56.73	56.34	56.41	38,339	+0.05(+0.08%)
May 21, 2012	55.98	56.36	55.76	56.36	17,711	+0.50(+0.89%)
May 18, 2012	56.43	56.43	55.80	55.86	93,009	-0.37(-0.66%)
May 17, 2012	57.23	57.23	56.23	56.24	15,360	-0.94(-1.65%)
May 16, 2012	57.14	57.37	57.13	57.18	19,961	+0.19(+0.33%)
May 15, 2012	57.05	57.33	56.87	56.99	29,160	-0.14(-0.25%)
May 14, 2012	57.12	57.39	56.88	57.13	54,802	-0.36(-0.63%)
May 11, 2012	57.37	57.84	57.37	57.50	11,796	-0.06(-0.10%)
May 10, 2012	57.65	57.84	57.52	57.55	26,549	+0.26(+0.46%)
May 09, 2012	57.33	57.62	57.02	57.29	68,349	-0.39(-0.67%)
May 08, 2012	57.78	57.78	57.19	57.68	84,806	-0.32(-0.56%)
May 07, 2012	57.85	58.17	57.85	58.00	69,511	-0.06(-0.11%)
May 04, 2012	58.49	58.49	57.99	58.07	112,659	-0.61(-1.04%)
May 03, 2012	58.98	58.98	58.53	58.68	16,844	-0.30(-0.51%)
May 02, 2012	58.61	59.03	58.61	58.98	29,203	+0.22(+0.38%)

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