Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	83.81	83.86	83.69	83.81	1,321,255	+0.08(+0.10%)
Jul 30, 2012	83.61	83.76	83.58	83.73	830,703	+0.14(+0.17%)
Jul 27, 2012	83.71	83.72	83.49	83.59	1,356,910	-0.25(-0.30%)
Jul 26, 2012	83.87	83.89	83.84	83.84	1,152,427	-0.05(-0.06%)
Jul 25, 2012	83.84	83.90	83.83	83.90	1,174,970	+0.03(+0.04%)
Jul 24, 2012	83.72	83.88	83.69	83.87	700,039	+0.10(+0.12%)
Jul 23, 2012	83.84	83.84	83.74	83.76	669,161	+0.07(+0.09%)
Jul 20, 2012	83.66	83.78	83.66	83.69	808,858	+0.12(+0.14%)
Jul 19, 2012	83.60	83.69	83.55	83.57	1,211,079	-0.07(-0.08%)
Jul 18, 2012	83.55	83.64	83.55	83.63	631,773	+0.16(+0.20%)
Jul 17, 2012	83.53	83.55	83.46	83.47	806,218	-0.03(-0.04%)
Jul 16, 2012	83.43	83.61	83.49	83.50	645,877	+0.07(+0.08%)
Jul 13, 2012	83.43	83.44	83.33	83.43	584,645	+0.03(+0.04%)
Jul 12, 2012	83.37	83.40	83.32	83.40	514,000	+0.15(+0.18%)
Jul 11, 2012	83.27	83.37	83.23	83.26	760,806	-0.01(-0.01%)
Jul 10, 2012	83.20	83.31	83.17	83.26	700,684	+0.04(+0.04%)
Jul 09, 2012	83.13	83.24	83.11	83.23	634,766	+0.16(+0.20%)
Jul 06, 2012	83.01	83.14	83.00	83.06	2,042,086	+0.06(+0.07%)
Jul 05, 2012	82.81	83.00	82.81	83.00	994,996	+0.22(+0.26%)
Jul 03, 2012	82.79	82.85	82.76	82.79	1,347,147	-0.06(-0.07%)

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