Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	80.78	80.94	80.64	80.93	2,342,917	+0.41(+0.51%)
Jul 30, 2012	80.22	80.60	80.22	80.52	3,868,457	+0.21(+0.26%)
Jul 27, 2012	80.45	80.51	79.90	80.31	4,424,006	-0.38(-0.47%)
Jul 26, 2012	80.56	80.72	80.56	80.69	1,640,484	+0.13(+0.16%)
Jul 25, 2012	80.54	80.65	80.44	80.56	3,823,415	+0.15(+0.19%)
Jul 24, 2012	80.22	80.50	80.19	80.41	1,997,624	+0.13(+0.16%)
Jul 23, 2012	80.56	80.61	80.24	80.28	1,990,119	-0.26(-0.32%)
Jul 20, 2012	80.61	80.69	80.52	80.54	1,715,166	+0.06(+0.07%)
Jul 19, 2012	80.35	80.66	80.35	80.48	5,244,809	+0.14(+0.17%)
Jul 18, 2012	80.16	80.40	80.12	80.34	3,524,414	+0.44(+0.55%)
Jul 17, 2012	79.92	80.01	79.76	79.90	3,714,861	+0.00(+0.00%)
Jul 16, 2012	79.96	79.98	79.80	79.90	1,124,033	+0.22(+0.28%)
Jul 13, 2012	79.62	79.76	79.44	79.68	2,449,602	+0.03(+0.03%)
Jul 12, 2012	79.37	79.68	79.29	79.66	2,572,474	+0.40(+0.51%)
Jul 11, 2012	79.27	79.48	79.24	79.25	1,813,148	+0.13(+0.17%)
Jul 10, 2012	79.25	79.31	79.12	79.12	2,076,439	-0.02(-0.03%)
Jul 09, 2012	79.01	79.25	78.99	79.14	1,677,635	+0.05(+0.07%)
Jul 06, 2012	79.00	79.12	78.75	79.09	2,297,427	+0.20(+0.25%)
Jul 05, 2012	78.73	78.97	78.69	78.89	2,970,531	+0.20(+0.25%)
Jul 03, 2012	78.65	78.73	78.57	78.69	1,211,930	+0.07(+0.08%)
Jul 02, 2012	78.46	78.74	78.37	78.62	3,462,413	+0.42(+0.53%)
Jun 29, 2012	78.15	78.35	78.08	78.21	3,531,335	-0.02(-0.03%)
Jun 28, 2012	78.27	78.39	78.22	78.23	3,437,947	+0.12(+0.15%)
Jun 27, 2012	78.14	78.22	78.03	78.11	3,536,549	+0.11(+0.14%)
Jun 26, 2012	77.87	78.09	77.83	78.00	2,469,225	+0.08(+0.10%)
Jun 25, 2012	77.89	78.04	77.79	77.92	2,559,442	+0.20(+0.26%)
Jun 22, 2012	77.77	77.89	77.68	77.72	1,872,784	-0.06(-0.08%)
Jun 21, 2012	77.80	77.99	77.76	77.78	3,352,078	+0.12(+0.15%)
Jun 20, 2012	77.59	77.80	77.47	77.66	3,877,705	+0.03(+0.04%)
Jun 19, 2012	77.79	78.02	77.59	77.63	3,246,467	-0.07(-0.09%)
Jun 18, 2012	77.79	77.81	77.61	77.70	1,498,708	-0.03(-0.04%)
Jun 15, 2012	77.65	77.79	77.56	77.73	2,025,441	+0.32(+0.41%)
Jun 14, 2012	77.47	77.52	77.26	77.41	2,367,908	-0.09(-0.12%)
Jun 13, 2012	77.27	77.51	77.17	77.51	2,004,194	+0.28(+0.36%)
Jun 12, 2012	77.38	77.43	77.10	77.23	1,392,678	-0.23(-0.29%)
Jun 11, 2012	77.45	77.63	77.33	77.45	2,036,114	-0.01(-0.02%)
Jun 08, 2012	77.52	77.59	77.28	77.47	2,575,637	+0.29(+0.37%)
Jun 07, 2012	77.08	77.21	76.97	77.18	4,405,061	+0.16(+0.21%)
Jun 06, 2012	77.33	77.33	76.86	77.02	3,757,959	-0.23(-0.29%)
Jun 05, 2012	77.33	77.47	77.19	77.25	3,655,069	-0.17(-0.21%)
Jun 04, 2012	77.65	77.75	77.39	77.41	3,975,321	-0.59(-0.76%)
Jun 01, 2012	77.54	78.01	77.37	78.01	5,713,915	+0.48(+0.61%)
May 31, 2012	77.21	77.55	77.05	77.53	6,984,991	+0.54(+0.71%)
May 30, 2012	77.21	77.27	76.97	76.99	2,895,923	+0.07(+0.09%)
May 29, 2012	76.87	77.08	76.85	76.92	3,792,600	+0.11(+0.15%)
May 25, 2012	76.68	76.83	76.62	76.81	896,050	+0.19(+0.25%)
May 24, 2012	76.62	76.65	76.51	76.62	1,829,783	+0.01(+0.02%)
May 23, 2012	76.48	76.75	76.47	76.60	2,822,290	+0.19(+0.24%)
May 22, 2012	76.48	76.62	76.37	76.42	2,607,420	-0.21(-0.27%)
May 21, 2012	76.54	76.66	76.39	76.62	2,087,992	+0.09(+0.11%)
May 18, 2012	76.72	76.73	76.48	76.54	2,970,495	-0.30(-0.39%)
May 17, 2012	77.15	77.19	76.82	76.83	3,572,424	-0.58(-0.74%)
May 16, 2012	77.09	77.49	77.03	77.41	4,074,155	+0.04(+0.05%)
May 15, 2012	77.59	77.59	77.30	77.37	3,704,264	-0.10(-0.13%)
May 14, 2012	77.59	77.67	77.39	77.47	2,905,336	+0.02(+0.03%)
May 11, 2012	77.40	77.55	77.38	77.45	4,491,663	+0.23(+0.30%)
May 10, 2012	77.30	77.34	77.09	77.22	2,413,279	-0.16(-0.21%)
May 09, 2012	77.32	77.54	77.27	77.38	3,282,462	-0.13(-0.17%)
May 08, 2012	77.38	77.55	77.30	77.51	2,369,658	+0.19(+0.25%)
May 07, 2012	77.22	77.35	77.16	77.32	1,187,611	+0.13(+0.17%)
May 04, 2012	77.21	77.27	77.18	77.19	1,035,549	+0.09(+0.11%)
May 03, 2012	77.05	77.19	76.96	77.10	2,046,222	+0.05(+0.06%)
May 02, 2012	76.97	77.08	76.93	77.05	3,087,426	+0.25(+0.33%)

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