Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2011	72.41	72.42	72.37	72.39	1,323,151	-0.01(-0.01%)
Jan 28, 2011	72.35	72.43	72.34	72.39	788,124	+0.03(+0.05%)
Jan 27, 2011	72.34	72.37	72.32	72.36	1,065,953	+0.05(+0.07%)
Jan 26, 2011	72.29	72.32	72.27	72.31	1,312,795	-0.02(-0.02%)
Jan 25, 2011	72.27	72.34	72.26	72.33	1,890,134	+0.05(+0.07%)
Jan 24, 2011	72.26	72.29	72.26	72.27	733,944	-0.01(-0.01%)
Jan 21, 2011	72.26	72.29	72.26	72.28	538,460	+0.02(+0.02%)
Jan 20, 2011	72.33	72.33	72.26	72.27	908,009	-0.08(-0.11%)
Jan 19, 2011	72.33	72.35	72.32	72.34	1,684,751	+0.03(+0.05%)
Jan 18, 2011	72.31	72.34	72.29	72.31	804,113	-0.02(-0.02%)
Jan 14, 2011	72.34	72.37	72.32	72.33	977,950	+0.00(+0.00%)
Jan 13, 2011	72.30	72.33	72.27	72.33	796,700	+0.03(+0.04%)
Jan 12, 2011	72.27	72.31	72.25	72.30	816,808	+0.00(+0.00%)
Jan 11, 2011	72.35	72.35	72.29	72.30	1,231,842	-0.04(-0.06%)
Jan 10, 2011	72.31	72.35	72.31	72.34	1,397,314	+0.04(+0.05%)
Jan 07, 2011	72.26	72.33	72.25	72.31	920,218	+0.10(+0.14%)
Jan 06, 2011	72.16	72.22	72.14	72.20	1,959,243	+0.08(+0.11%)
Jan 05, 2011	72.15	72.18	72.11	72.13	1,482,498	-0.13(-0.18%)
Jan 04, 2011	72.27	72.32	72.24	72.26	2,349,414	-0.02(-0.02%)
Jan 03, 2011	72.26	72.29	72.22	72.27	785,449	-0.02(-0.02%)
Dec 31, 2010	72.22	72.30	72.21	72.29	771,998	+0.09(+0.12%)
Dec 30, 2010	72.21	72.22	72.16	72.20	1,299,943	-0.03(-0.04%)
Dec 29, 2010	72.09	72.26	72.08	72.23	1,399,550	+0.17(+0.24%)
Dec 28, 2010	72.13	72.16	72.06	72.06	956,477	-0.10(-0.13%)
Dec 27, 2010	72.10	72.16	72.05	72.16	848,666	+0.04(+0.06%)
Dec 23, 2010	72.15	72.16	72.11	72.11	675,452	-0.09(-0.13%)
Dec 22, 2010	72.22	72.23	72.16	72.21	612,511	-0.02(-0.02%)
Dec 21, 2010	72.24	72.24	72.19	72.22	1,022,724	-0.02(-0.02%)
Dec 20, 2010	72.24	72.28	72.22	72.24	722,022	+0.02(+0.02%)
Dec 17, 2010	72.16	72.24	72.16	72.22	1,250,765	+0.06(+0.08%)
Dec 16, 2010	72.13	72.19	72.10	72.16	1,315,570	+0.02(+0.02%)
Dec 15, 2010	72.16	72.21	72.10	72.15	837,842	-0.03(-0.04%)
Dec 14, 2010	72.22	72.23	72.12	72.17	1,015,040	-0.03(-0.05%)
Dec 13, 2010	72.17	72.24	72.15	72.21	1,097,707	+0.04(+0.06%)
Dec 10, 2010	72.21	72.22	72.16	72.16	1,060,556	-0.03(-0.04%)
Dec 09, 2010	72.22	72.23	72.16	72.19	1,316,843	-0.01(-0.01%)
Dec 08, 2010	72.23	72.24	72.16	72.20	1,436,886	-0.11(-0.15%)
Dec 07, 2010	72.42	72.42	72.28	72.31	1,184,398	-0.13(-0.18%)
Dec 06, 2010	72.44	72.47	72.42	72.44	1,960,734	+0.04(+0.06%)
Dec 03, 2010	72.39	72.41	72.35	72.40	1,586,782	+0.09(+0.13%)
Dec 02, 2010	72.30	72.34	72.28	72.30	1,042,214	+0.00(+0.00%)
Dec 01, 2010	72.34	72.35	72.29	72.30	1,162,606	-0.11(-0.15%)
Nov 30, 2010	72.41	72.43	72.39	72.41	1,029,056	+0.05(+0.07%)
Nov 29, 2010	72.38	72.38	72.33	72.36	772,522	-0.01(-0.01%)
Nov 26, 2010	72.32	72.37	72.32	72.37	257,419	+0.05(+0.07%)
Nov 24, 2010	72.39	72.32	72.32	72.32	1,867,077	-0.12(-0.17%)
Nov 23, 2010	72.46	72.47	72.44	72.44	840,727	+0.04(+0.06%)
Nov 22, 2010	72.33	72.41	72.33	72.40	862,127	+0.07(+0.09%)
Nov 19, 2010	72.34	72.36	72.33	72.33	1,540,913	-0.04(-0.06%)
Nov 18, 2010	72.33	72.38	72.31	72.38	929,747	+0.01(+0.01%)
Nov 17, 2010	72.37	72.38	72.34	72.37	2,164,029	+0.04(+0.06%)
Nov 16, 2010	72.32	72.35	72.29	72.32	1,248,885	+0.01(+0.01%)
Nov 15, 2010	72.29	72.35	72.27	72.32	2,175,254	-0.02(-0.02%)
Nov 12, 2010	72.38	72.41	72.33	72.33	1,704,930	+0.00(+0.00%)
Nov 11, 2010	72.43	72.44	72.31	72.33	643,944	-0.11(-0.15%)
Nov 10, 2010	72.41	72.44	72.34	72.44	1,185,637	+0.04(+0.06%)
Nov 09, 2010	72.51	72.51	72.40	72.40	1,989,461	-0.09(-0.13%)
Nov 08, 2010	72.51	72.52	72.48	72.50	1,263,678	-0.03(-0.05%)
Nov 05, 2010	72.56	72.58	72.52	72.53	2,074,034	-0.06(-0.08%)
Nov 04, 2010	72.59	72.61	72.59	72.59	1,017,578	+0.02(+0.02%)
Nov 03, 2010	72.57	72.58	72.48	72.57	748,529	+0.03(+0.04%)
Nov 02, 2010	72.56	72.58	72.55	72.55	709,798	-0.04(-0.06%)

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