Date	Open	High	Low	Close	Volume	Change (%)
Dec 30, 2011	81.08	81.19	80.97	80.98	1,495,310	-0.10(-0.13%)
Dec 29, 2011	80.97	81.12	80.85	81.08	1,341,603	+0.19(+0.24%)
Dec 28, 2011	80.78	80.96	80.73	80.89	1,189,591	+0.14(+0.17%)
Dec 27, 2011	80.57	80.75	80.55	80.75	1,484,743	+0.15(+0.18%)
Dec 23, 2011	80.56	80.65	80.38	80.60	925,597	+0.03(+0.04%)
Dec 21, 2011	80.76	80.80	80.54	80.57	1,266,486	-0.21(-0.25%)
Dec 20, 2011	80.82	80.92	80.75	80.78	3,785,248	-0.11(-0.14%)
Dec 19, 2011	80.81	80.94	80.74	80.89	1,530,229	+0.08(+0.10%)
Dec 16, 2011	80.68	80.86	80.65	80.81	1,609,606	+0.27(+0.34%)
Dec 15, 2011	80.67	80.75	80.47	80.54	5,133,150	-0.17(-0.21%)
Dec 14, 2011	80.51	80.80	80.57	80.71	1,264,425	+0.20(+0.25%)
Dec 13, 2011	80.35	80.61	80.32	80.51	1,999,200	+0.16(+0.20%)
Dec 12, 2011	80.38	80.50	80.34	80.35	1,662,658	+0.02(+0.03%)
Dec 09, 2011	80.35	80.46	80.23	80.32	1,273,155	-0.04(-0.05%)
Dec 08, 2011	80.26	80.46	80.23	80.37	1,673,467	+0.08(+0.10%)
Dec 07, 2011	80.20	80.35	80.08	80.29	940,993	+0.15(+0.18%)
Dec 06, 2011	80.12	80.19	79.93	80.14	1,505,213	-0.07(-0.09%)
Dec 05, 2011	80.03	80.21	79.96	80.21	1,448,614	+0.09(+0.11%)
Dec 02, 2011	79.90	80.19	79.86	80.13	1,249,436	+0.21(+0.26%)
Dec 01, 2011	79.89	80.02	79.74	79.92	2,493,463	+0.03(+0.04%)
Nov 30, 2011	80.05	80.06	79.81	79.89	1,752,764	-0.20(-0.26%)
Nov 29, 2011	79.97	80.13	79.81	80.10	2,352,719	+0.03(+0.04%)
Nov 28, 2011	79.88	80.10	79.79	80.07	2,363,161	-0.01(-0.01%)
Nov 25, 2011	80.19	80.24	80.04	80.07	1,047,044	-0.11(-0.14%)
Nov 23, 2011	80.05	80.30	80.01	80.18	1,184,823	+0.07(+0.09%)
Nov 22, 2011	80.02	80.16	79.93	80.11	1,438,805	+0.06(+0.07%)
Nov 21, 2011	80.17	80.18	80.03	80.05	1,148,372	-0.01(-0.02%)
Nov 18, 2011	80.15	80.15	79.94	80.07	1,103,039	-0.01(-0.02%)
Nov 17, 2011	80.10	80.24	79.98	80.08	2,286,329	-0.04(-0.05%)
Nov 16, 2011	80.33	80.34	80.05	80.13	1,660,801	-0.03(-0.04%)
Nov 15, 2011	80.24	80.29	80.05	80.15	1,078,526	-0.10(-0.13%)
Nov 14, 2011	80.32	80.35	80.16	80.26	1,628,578	+0.07(+0.08%)
Nov 11, 2011	80.20	80.25	80.12	80.19	2,468,934	-0.09(-0.12%)
Nov 10, 2011	80.27	80.46	80.11	80.29	1,790,433	-0.15(-0.19%)
Nov 09, 2011	80.47	80.59	80.36	80.44	1,067,884	+0.14(+0.17%)
Nov 08, 2011	80.31	80.48	80.24	80.30	1,299,589	-0.11(-0.14%)
Nov 07, 2011	80.34	80.59	80.32	80.41	1,020,275	+0.07(+0.08%)
Nov 04, 2011	80.37	80.49	80.32	80.34	2,793,066	-0.02(-0.03%)
Nov 03, 2011	80.32	80.48	80.26	80.37	1,527,830	-0.18(-0.22%)
Nov 02, 2011	80.32	80.59	80.29	80.54	1,002,625	+0.00(+0.00%)
Nov 01, 2011	80.27	80.56	80.24	80.54	1,976,485	+0.38(+0.48%)
Oct 31, 2011	80.01	80.16	79.94	80.16	2,397,990	+0.38(+0.47%)
Oct 28, 2011	79.53	79.80	79.52	79.78	1,343,966	+0.31(+0.39%)
Oct 27, 2011	79.69	79.71	79.34	79.47	1,318,097	-0.31(-0.38%)
Oct 26, 2011	79.84	79.97	79.69	79.77	911,672	-0.22(-0.27%)
Oct 25, 2011	79.65	80.00	79.60	79.99	2,029,007	+0.41(+0.51%)
Oct 24, 2011	79.74	79.74	79.52	79.58	1,190,895	-0.12(-0.16%)
Oct 21, 2011	79.74	79.79	79.58	79.71	762,242	+0.04(+0.05%)
Oct 20, 2011	79.68	79.87	79.56	79.66	1,181,554	-0.04(-0.05%)
Oct 19, 2011	79.60	79.82	79.52	79.71	1,070,859	+0.12(+0.15%)
Oct 18, 2011	79.64	79.80	79.49	79.59	1,316,057	-0.09(-0.11%)
Oct 17, 2011	79.41	79.68	79.41	79.68	1,134,745	+0.31(+0.39%)
Oct 14, 2011	79.25	79.48	79.25	79.36	806,415	-0.13(-0.16%)
Oct 13, 2011	79.53	79.64	79.36	79.49	1,252,387	+0.04(+0.06%)
Oct 12, 2011	79.33	79.52	79.28	79.45	1,538,493	-0.15(-0.19%)
Oct 11, 2011	79.47	79.62	79.38	79.60	2,958,052	+0.19(+0.24%)
Oct 10, 2011	79.57	79.57	79.19	79.41	976,605	-0.16(-0.20%)
Oct 07, 2011	79.57	79.68	79.43	79.57	2,077,898	-0.16(-0.20%)
Oct 06, 2011	79.79	79.80	79.69	79.73	1,403,483	-0.13(-0.16%)
Oct 05, 2011	80.06	80.08	79.84	79.87	2,057,691	-0.27(-0.34%)
Oct 04, 2011	80.45	80.52	80.13	80.14	1,854,904	-0.25(-0.31%)

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