Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	82.90	82.95	82.79	82.91	1,335,669	+0.08(+0.10%)
Jul 30, 2012	82.70	82.86	82.67	82.83	839,765	+0.14(+0.17%)
Jul 27, 2012	82.81	82.81	82.59	82.69	1,371,713	-0.25(-0.30%)
Jul 26, 2012	82.96	82.98	82.93	82.94	1,164,999	-0.05(-0.06%)
Jul 25, 2012	82.94	83.00	82.92	82.99	1,187,787	+0.03(+0.04%)
Jul 24, 2012	82.82	82.98	82.79	82.96	707,676	+0.10(+0.12%)
Jul 23, 2012	82.93	82.93	82.84	82.86	676,461	+0.07(+0.09%)
Jul 20, 2012	82.76	82.88	82.76	82.78	817,681	+0.12(+0.14%)
Jul 19, 2012	82.70	82.79	82.64	82.67	1,224,290	-0.07(-0.08%)
Jul 18, 2012	82.65	82.74	82.65	82.73	638,665	+0.16(+0.20%)
Jul 17, 2012	82.63	82.65	82.56	82.57	815,013	-0.03(-0.04%)
Jul 16, 2012	82.53	82.71	82.59	82.60	652,923	+0.07(+0.08%)
Jul 13, 2012	82.53	82.54	82.43	82.53	591,023	+0.03(+0.04%)
Jul 12, 2012	82.47	82.50	82.42	82.50	519,607	+0.15(+0.18%)
Jul 11, 2012	82.37	82.47	82.33	82.36	769,106	-0.01(-0.01%)
Jul 10, 2012	82.30	82.41	82.28	82.36	708,327	+0.04(+0.04%)
Jul 09, 2012	82.23	82.34	82.22	82.33	641,691	+0.16(+0.20%)
Jul 06, 2012	82.11	82.24	82.11	82.17	2,064,362	+0.06(+0.07%)
Jul 05, 2012	81.92	82.11	81.92	82.11	1,005,850	+0.21(+0.26%)
Jul 03, 2012	81.89	81.95	81.87	81.89	1,361,843	-0.06(-0.07%)
Jul 02, 2012	81.86	81.97	81.80	81.95	2,708,505	+0.16(+0.19%)
Jun 29, 2012	81.76	81.82	81.72	81.80	2,793,279	-0.11(-0.13%)
Jun 28, 2012	81.96	81.99	81.88	81.91	1,606,095	+0.10(+0.12%)
Jun 27, 2012	81.83	81.86	81.75	81.81	2,112,586	+0.04(+0.05%)
Jun 26, 2012	81.77	81.85	81.75	81.77	1,073,661	-0.09(-0.11%)
Jun 25, 2012	81.76	81.87	81.74	81.86	3,159,343	+0.26(+0.32%)
Jun 22, 2012	81.70	81.72	81.60	81.60	816,662	-0.12(-0.14%)
Jun 21, 2012	81.71	81.81	81.62	81.72	1,278,837	+0.11(+0.14%)
Jun 20, 2012	81.63	81.73	81.49	81.61	1,709,097	-0.12(-0.15%)
Jun 19, 2012	81.80	81.80	81.66	81.74	823,891	-0.10(-0.12%)
Jun 18, 2012	81.82	81.89	81.74	81.83	947,037	-0.02(-0.03%)
Jun 15, 2012	81.83	81.86	81.74	81.85	1,402,576	+0.19(+0.23%)
Jun 14, 2012	81.65	81.71	81.60	81.66	760,786	-0.06(-0.07%)
Jun 13, 2012	81.57	81.74	81.46	81.72	3,607,078	+0.21(+0.26%)
Jun 12, 2012	81.56	81.60	81.45	81.51	655,838	-0.07(-0.08%)
Jun 11, 2012	81.48	81.64	81.43	81.57	702,186	+0.07(+0.09%)
Jun 08, 2012	81.70	81.71	81.46	81.50	966,324	-0.04(-0.05%)
Jun 07, 2012	81.44	81.54	81.41	81.54	1,022,874	+0.12(+0.15%)
Jun 06, 2012	81.74	81.74	81.41	81.41	2,536,912	-0.24(-0.30%)
Jun 05, 2012	81.70	81.82	81.65	81.66	1,294,114	-0.17(-0.21%)
Jun 04, 2012	81.81	82.21	81.81	81.82	1,423,436	-0.19(-0.23%)
Jun 01, 2012	81.94	82.07	81.88	82.02	2,519,506	+0.20(+0.25%)
May 31, 2012	81.73	81.86	81.66	81.81	4,069,122	+0.24(+0.30%)
May 30, 2012	81.55	81.62	81.48	81.57	745,965	+0.27(+0.33%)
May 29, 2012	81.36	81.39	81.28	81.30	1,625,556	-0.04(-0.05%)
May 25, 2012	81.28	81.36	81.26	81.34	619,462	+0.12(+0.15%)
May 24, 2012	81.31	81.31	81.19	81.22	1,280,296	-0.07(-0.08%)
May 23, 2012	81.36	81.41	81.27	81.28	949,669	+0.10(+0.12%)
May 22, 2012	81.27	81.34	81.19	81.19	1,373,391	-0.20(-0.24%)
May 21, 2012	81.42	81.44	81.38	81.39	1,647,138	-0.01(-0.02%)
May 18, 2012	81.39	81.46	81.33	81.40	1,615,394	-0.02(-0.03%)
May 17, 2012	81.31	81.50	81.28	81.42	1,937,230	+0.05(+0.06%)
May 16, 2012	81.31	81.47	81.28	81.37	1,345,040	-0.01(-0.02%)
May 15, 2012	81.47	81.47	81.31	81.39	1,618,792	-0.04(-0.05%)
May 14, 2012	81.40	81.44	81.35	81.43	1,040,738	+0.18(+0.23%)
May 11, 2012	81.34	81.35	81.22	81.25	608,519	+0.06(+0.07%)
May 10, 2012	81.20	81.22	81.13	81.19	717,959	-0.08(-0.10%)
May 09, 2012	81.34	81.34	81.20	81.27	1,268,056	+0.02(+0.03%)
May 08, 2012	81.28	81.36	81.24	81.25	791,093	+0.06(+0.07%)
May 07, 2012	81.21	81.23	81.16	81.19	880,956	+0.03(+0.04%)
May 04, 2012	81.15	81.18	81.09	81.16	833,853	+0.08(+0.10%)
May 03, 2012	80.98	81.08	80.97	81.08	784,500	+0.09(+0.11%)
May 02, 2012	81.00	81.04	80.93	80.99	1,770,581	+0.08(+0.10%)

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