Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	77.99	78.28	77.92	78.25	1,935,884	+0.46(+0.60%)
Jul 28, 2011	77.78	77.87	77.71	77.79	1,138,222	+0.15(+0.20%)
Jul 27, 2011	77.66	77.78	77.60	77.64	915,839	-0.13(-0.17%)
Jul 26, 2011	77.67	77.84	77.64	77.77	1,150,193	+0.18(+0.23%)
Jul 25, 2011	77.63	77.82	77.57	77.59	1,595,714	-0.22(-0.29%)
Jul 22, 2011	77.73	77.83	77.73	77.81	632,967	+0.17(+0.21%)
Jul 21, 2011	77.68	77.76	77.54	77.65	1,159,784	-0.12(-0.16%)
Jul 20, 2011	77.81	77.99	77.76	77.77	866,929	-0.12(-0.16%)
Jul 19, 2011	77.68	77.89	77.65	77.89	1,078,142	+0.17(+0.21%)
Jul 18, 2011	77.83	77.89	77.69	77.73	886,692	-0.12(-0.15%)
Jul 15, 2011	77.70	77.91	77.65	77.84	882,142	+0.11(+0.14%)
Jul 14, 2011	77.83	77.93	77.72	77.73	2,384,065	-0.20(-0.25%)
Jul 13, 2011	77.73	77.94	77.71	77.93	702,571	+0.15(+0.20%)
Jul 12, 2011	77.78	77.86	77.65	77.78	941,880	+0.07(+0.08%)
Jul 11, 2011	77.66	77.81	77.60	77.71	849,999	+0.21(+0.27%)
Jul 08, 2011	77.40	77.56	77.37	77.50	943,673	+0.40(+0.52%)
Jul 07, 2011	77.15	77.18	77.02	77.10	1,785,152	-0.22(-0.28%)
Jul 06, 2011	77.26	77.37	77.24	77.32	1,070,492	+0.04(+0.06%)
Jul 05, 2011	77.10	77.29	77.10	77.28	1,104,533	+0.30(+0.39%)

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