Date	Open	High	Low	Close	Volume	Change (%)
Jul 29, 2011	78.24	78.53	78.16	78.50	1,929,891	+0.46(+0.60%)
Jul 28, 2011	78.03	78.11	77.95	78.03	1,134,699	+0.15(+0.20%)
Jul 27, 2011	77.90	78.03	77.84	77.88	913,004	-0.13(-0.17%)
Jul 26, 2011	77.91	78.08	77.88	78.01	1,146,633	+0.18(+0.23%)
Jul 25, 2011	77.87	78.06	77.81	77.83	1,590,774	-0.23(-0.29%)
Jul 22, 2011	77.97	78.07	77.97	78.06	631,008	+0.17(+0.21%)
Jul 21, 2011	77.92	78.00	77.78	77.89	1,156,194	-0.12(-0.16%)
Jul 20, 2011	78.06	78.24	78.00	78.01	864,245	-0.12(-0.16%)
Jul 19, 2011	77.92	78.14	77.90	78.14	1,074,804	+0.17(+0.21%)
Jul 18, 2011	78.07	78.13	77.93	77.97	883,947	-0.12(-0.15%)
Jul 15, 2011	77.94	78.16	77.89	78.08	879,411	+0.11(+0.14%)
Jul 14, 2011	78.07	78.17	77.96	77.98	2,376,685	-0.20(-0.25%)
Jul 13, 2011	77.97	78.18	77.95	78.17	700,396	+0.15(+0.20%)
Jul 12, 2011	78.03	78.10	77.90	78.02	938,964	+0.07(+0.08%)
Jul 11, 2011	77.90	78.05	77.84	77.95	847,368	+0.21(+0.27%)
Jul 08, 2011	77.64	77.80	77.61	77.74	940,751	+0.40(+0.52%)
Jul 07, 2011	77.39	77.42	77.26	77.34	1,779,626	-0.22(-0.28%)
Jul 06, 2011	77.50	77.61	77.48	77.56	1,067,178	+0.04(+0.06%)
Jul 05, 2011	77.34	77.53	77.34	77.52	1,101,113	+0.30(+0.39%)
Jul 01, 2011	77.29	77.32	77.13	77.22	2,714,533	+0.02(+0.03%)
Jun 30, 2011	77.34	77.37	77.00	77.20	1,790,204	-0.01(-0.02%)
Jun 29, 2011	77.46	77.50	77.20	77.21	3,501,080	-0.23(-0.30%)
Jun 28, 2011	77.68	77.71	77.40	77.44	1,434,878	-0.31(-0.40%)
Jun 27, 2011	77.94	77.94	77.70	77.75	1,009,509	-0.14(-0.18%)
Jun 24, 2011	77.89	78.07	77.88	77.89	1,497,905	-0.07(-0.09%)
Jun 23, 2011	77.83	78.01	77.82	77.96	3,779,531	+0.25(+0.33%)
Jun 22, 2011	77.80	77.84	77.61	77.71	1,240,461	-0.05(-0.07%)
Jun 21, 2011	77.62	77.78	77.60	77.76	1,110,345	+0.07(+0.09%)
Jun 20, 2011	77.70	77.74	77.66	77.69	1,011,311	-0.10(-0.13%)
Jun 17, 2011	77.75	77.80	77.68	77.79	1,203,874	+0.07(+0.09%)
Jun 16, 2011	77.72	77.85	77.70	77.72	1,674,566	+0.05(+0.07%)
Jun 15, 2011	77.49	77.78	77.48	77.67	1,928,282	+0.20(+0.25%)
Jun 14, 2011	77.54	77.57	77.45	77.47	1,656,705	-0.21(-0.27%)
Jun 13, 2011	77.70	77.88	77.66	77.68	1,320,921	-0.10(-0.13%)
Jun 10, 2011	77.82	77.91	77.72	77.78	1,603,523	-0.01(-0.01%)
Jun 09, 2011	77.87	77.91	77.72	77.79	893,291	-0.12(-0.15%)
Jun 08, 2011	77.83	78.01	77.82	77.91	1,499,491	+0.07(+0.08%)
Jun 07, 2011	77.63	77.84	77.57	77.84	2,401,127	+0.16(+0.20%)
Jun 06, 2011	77.60	77.75	77.57	77.68	2,041,377	+0.01(+0.02%)
Jun 03, 2011	77.82	77.82	77.56	77.67	721,611	+0.37(+0.48%)
May 24, 2011	77.23	77.33	77.19	77.30	802,877	+0.03(+0.04%)
May 23, 2011	77.35	77.38	77.26	77.27	1,114,261	+0.06(+0.08%)
May 20, 2011	77.17	77.24	77.15	77.20	1,300,595	+0.07(+0.09%)
May 19, 2011	76.98	77.17	76.95	77.13	876,934	-0.06(-0.07%)
May 18, 2011	77.28	77.32	77.14	77.19	857,259	-0.12(-0.16%)
May 17, 2011	77.29	77.36	77.25	77.31	947,147	+0.09(+0.11%)
May 16, 2011	77.06	77.26	77.05	77.22	939,624	+0.17(+0.22%)
May 13, 2011	77.02	77.20	76.99	77.06	433,535	+0.12(+0.16%)
May 12, 2011	77.01	77.07	76.87	76.93	1,063,047	-0.12(-0.15%)
May 11, 2011	76.85	77.07	76.85	77.05	746,827	+0.14(+0.18%)
May 10, 2011	76.96	77.01	76.88	76.91	742,898	-0.14(-0.18%)
May 09, 2011	76.99	77.08	76.99	77.05	695,956	+0.09(+0.11%)
May 06, 2011	76.89	77.09	76.80	76.96	1,414,994	-0.01(-0.01%)
May 05, 2011	76.83	77.00	76.83	76.97	1,109,552	+0.17(+0.23%)
May 04, 2011	76.65	76.80	76.65	76.80	913,498	+0.14(+0.19%)
May 03, 2011	76.67	76.73	76.60	76.65	673,794	+0.02(+0.03%)

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