Date	Open	High	Low	Close	Volume	Change (%)
Dec 30, 2011	83.89	84.00	83.77	83.78	1,445,228	-0.11(-0.13%)
Dec 29, 2011	83.77	83.93	83.65	83.89	1,296,669	+0.20(+0.24%)
Dec 28, 2011	83.58	83.77	83.52	83.69	1,149,748	+0.14(+0.17%)
Dec 27, 2011	83.36	83.55	83.34	83.55	1,435,015	+0.15(+0.18%)
Dec 23, 2011	83.35	83.44	83.16	83.40	894,597	+0.03(+0.04%)
Dec 21, 2011	83.56	83.60	83.34	83.37	1,224,069	-0.21(-0.25%)
Dec 20, 2011	83.62	83.72	83.55	83.58	3,658,470	-0.11(-0.14%)
Dec 19, 2011	83.61	83.75	83.54	83.69	1,478,978	+0.08(+0.10%)
Dec 16, 2011	83.48	83.66	83.45	83.61	1,555,696	+0.28(+0.34%)
Dec 15, 2011	83.46	83.54	83.26	83.33	4,961,228	-0.17(-0.21%)
Dec 14, 2011	83.30	83.60	83.36	83.50	1,222,076	+0.21(+0.25%)
Dec 13, 2011	83.14	83.40	83.10	83.30	1,932,241	+0.17(+0.20%)
Dec 12, 2011	83.17	83.29	83.12	83.13	1,606,971	+0.02(+0.03%)
Dec 09, 2011	83.14	83.25	83.01	83.11	1,230,514	-0.05(-0.05%)
Dec 08, 2011	83.04	83.25	83.01	83.15	1,617,418	+0.08(+0.10%)
Dec 07, 2011	82.98	83.14	82.86	83.07	909,477	+0.15(+0.18%)
Dec 06, 2011	82.89	82.97	82.70	82.92	1,454,799	-0.08(-0.09%)
Dec 05, 2011	82.80	82.99	82.73	82.99	1,400,096	+0.09(+0.11%)
Dec 02, 2011	82.67	82.97	82.63	82.90	1,207,589	+0.21(+0.26%)
Dec 01, 2011	82.66	82.79	82.51	82.69	2,409,951	+0.03(+0.04%)
Nov 30, 2011	82.82	82.83	82.58	82.66	1,694,059	-0.21(-0.26%)
Nov 29, 2011	82.74	82.91	82.58	82.87	2,273,920	+0.03(+0.04%)
Nov 28, 2011	82.65	82.88	82.56	82.84	2,284,013	-0.01(-0.01%)
Nov 25, 2011	82.97	83.02	82.81	82.85	1,011,975	-0.11(-0.14%)
Nov 23, 2011	82.83	83.08	82.78	82.96	1,145,140	+0.08(+0.09%)
Nov 22, 2011	82.80	82.94	82.70	82.89	1,390,615	+0.06(+0.07%)
Nov 21, 2011	82.95	82.96	82.80	82.83	1,109,910	-0.02(-0.02%)
Nov 18, 2011	82.92	82.92	82.71	82.84	1,066,095	-0.02(-0.02%)
Nov 17, 2011	82.87	83.02	82.75	82.86	2,209,753	-0.05(-0.05%)
Nov 16, 2011	83.11	83.12	82.83	82.90	1,605,176	-0.03(-0.04%)
Nov 15, 2011	83.02	83.08	82.82	82.93	1,042,403	-0.11(-0.13%)
Nov 14, 2011	83.10	83.14	82.94	83.04	1,574,033	+0.07(+0.08%)
Nov 11, 2011	82.98	83.03	82.89	82.97	2,386,242	-0.10(-0.12%)
Nov 10, 2011	83.05	83.25	82.88	83.07	1,730,466	-0.16(-0.19%)
Nov 09, 2011	83.26	83.39	83.14	83.23	1,032,118	+0.14(+0.17%)
Nov 08, 2011	83.09	83.27	83.02	83.08	1,256,062	-0.11(-0.14%)
Nov 07, 2011	83.12	83.39	83.11	83.20	986,103	+0.07(+0.08%)
Nov 04, 2011	83.15	83.28	83.10	83.13	2,699,519	-0.02(-0.03%)
Nov 03, 2011	83.11	83.27	83.04	83.15	1,476,659	-0.18(-0.22%)
Nov 02, 2011	83.11	83.38	83.07	83.33	969,044	+0.00(+0.00%)
Nov 01, 2011	83.05	83.35	83.02	83.33	1,910,287	+0.40(+0.48%)
Oct 31, 2011	82.78	82.94	82.71	82.94	2,317,676	+0.39(+0.47%)
Oct 28, 2011	82.29	82.57	82.27	82.54	1,298,954	+0.32(+0.39%)
Oct 27, 2011	82.45	82.48	82.09	82.22	1,273,951	-0.32(-0.38%)
Oct 26, 2011	82.60	82.74	82.45	82.54	881,138	-0.23(-0.27%)
Oct 25, 2011	82.41	82.77	82.35	82.76	1,961,051	+0.42(+0.51%)
Oct 24, 2011	82.51	82.51	82.28	82.34	1,151,010	-0.13(-0.16%)
Oct 21, 2011	82.51	82.56	82.34	82.47	736,713	+0.05(+0.05%)
Oct 20, 2011	82.45	82.63	82.32	82.42	1,141,981	-0.05(-0.05%)
Oct 19, 2011	82.36	82.59	82.28	82.47	1,034,994	+0.12(+0.15%)
Oct 18, 2011	82.40	82.57	82.25	82.35	1,271,979	-0.09(-0.11%)
Oct 17, 2011	82.17	82.44	82.16	82.44	1,096,740	+0.32(+0.39%)
Oct 14, 2011	81.99	82.23	81.99	82.11	779,406	-0.14(-0.16%)
Oct 13, 2011	82.29	82.40	82.11	82.25	1,210,442	+0.05(+0.05%)
Oct 12, 2011	82.08	82.28	82.02	82.20	1,486,966	-0.16(-0.19%)
Oct 11, 2011	82.22	82.38	82.13	82.36	2,858,980	+0.20(+0.24%)
Oct 10, 2011	82.33	82.33	81.93	82.17	943,896	-0.17(-0.20%)
Oct 07, 2011	82.33	82.44	82.18	82.33	2,008,304	-0.17(-0.20%)
Oct 06, 2011	82.56	82.57	82.45	82.50	1,356,477	-0.14(-0.16%)
Oct 05, 2011	82.84	82.86	82.61	82.63	1,988,774	-0.28(-0.34%)
Oct 04, 2011	83.24	83.31	82.91	82.91	1,792,779	-0.26(-0.31%)

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