Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2013	83.43	83.50	83.40	83.50	2,604,509	+0.08(+0.09%)
Jan 30, 2013	83.36	83.43	83.31	83.42	1,800,921	-0.04(-0.05%)
Jan 29, 2013	83.51	83.57	83.40	83.46	1,107,430	-0.05(-0.06%)
Jan 28, 2013	83.41	83.52	83.41	83.51	1,411,527	-0.12(-0.14%)
Jan 25, 2013	83.66	83.72	83.57	83.63	1,160,453	-0.20(-0.24%)
Jan 24, 2013	83.87	83.92	83.82	83.84	872,240	-0.11(-0.14%)
Jan 23, 2013	83.93	83.97	83.58	83.95	1,842,696	+0.09(+0.11%)
Jan 22, 2013	83.77	83.91	83.77	83.86	1,928,938	-0.05(-0.05%)
Jan 18, 2013	83.87	83.91	83.83	83.90	865,524	+0.10(+0.12%)
Jan 17, 2013	83.79	83.89	83.74	83.81	1,693,501	-0.18(-0.22%)
Jan 16, 2013	83.97	84.03	83.90	83.99	1,628,793	+0.05(+0.05%)
Jan 15, 2013	83.97	84.01	83.92	83.94	3,385,953	+0.02(+0.03%)
Jan 14, 2013	83.91	83.97	83.86	83.92	1,150,368	+0.08(+0.09%)
Jan 11, 2013	83.69	83.89	83.67	83.84	1,480,746	+0.08(+0.10%)
Jan 10, 2013	83.73	83.81	83.69	83.76	1,492,137	-0.01(-0.01%)
Jan 09, 2013	83.84	83.84	83.74	83.77	1,780,690	-0.06(-0.07%)
Jan 08, 2013	83.80	83.87	83.77	83.83	2,359,205	+0.08(+0.09%)
Jan 07, 2013	83.80	83.82	83.72	83.75	2,451,622	-0.05(-0.05%)
Jan 04, 2013	83.65	83.81	83.62	83.80	1,701,211	+0.09(+0.11%)
Jan 03, 2013	83.97	84.02	83.69	83.71	2,330,678	-0.21(-0.25%)
Jan 02, 2013	83.86	83.95	83.83	83.92	1,503,582	-0.10(-0.12%)
Dec 31, 2012	84.15	84.15	83.97	84.02	1,196,439	-0.15(-0.18%)
Dec 28, 2012	84.18	84.18	84.07	84.17	1,713,147	+0.13(+0.15%)
Dec 27, 2012	84.00	84.15	83.95	84.04	954,581	+0.05(+0.05%)
Dec 26, 2012	83.93	84.01	83.93	84.00	761,314	+0.11(+0.14%)
Dec 24, 2012	83.85	83.90	83.84	83.88	436,092	+0.01(+0.01%)
Dec 21, 2012	83.93	83.96	83.85	83.87	1,289,952	+0.07(+0.09%)
Dec 20, 2012	83.86	83.90	83.77	83.80	1,487,233	+0.01(+0.01%)
Dec 19, 2012	83.72	83.86	83.72	83.79	1,475,842	+0.14(+0.17%)
Dec 18, 2012	83.78	83.84	83.59	83.65	1,869,986	-0.20(-0.23%)
Dec 17, 2012	84.05	84.06	83.81	83.84	1,939,657	-0.20(-0.24%)
Dec 14, 2012	84.04	84.10	84.00	84.05	2,224,137	+0.15(+0.18%)
Dec 13, 2012	84.01	84.04	83.89	83.90	1,602,597	-0.14(-0.16%)
Dec 12, 2012	84.23	84.28	84.03	84.03	1,919,118	-0.23(-0.28%)
Dec 11, 2012	84.24	84.27	84.20	84.27	1,078,501	-0.03(-0.04%)
Dec 10, 2012	84.27	84.32	84.24	84.30	1,117,413	+0.02(+0.02%)
Dec 07, 2012	84.24	84.32	84.20	84.28	1,279,964	-0.08(-0.09%)
Dec 06, 2012	84.36	84.42	84.33	84.36	688,015	-0.01(-0.01%)
Dec 05, 2012	84.30	84.38	84.30	84.36	712,555	+0.08(+0.09%)
Dec 04, 2012	84.24	84.30	84.17	84.29	1,155,044	+0.07(+0.08%)
Nov 30, 2012	84.23	84.28	84.18	84.22	1,210,912	-0.04(-0.05%)
Nov 29, 2012	84.14	84.27	84.14	84.27	881,986	+0.10(+0.12%)
Nov 28, 2012	84.19	84.23	84.15	84.16	611,270	+0.02(+0.02%)
Nov 27, 2012	84.04	84.16	84.04	84.15	762,186	+0.11(+0.13%)
Nov 26, 2012	84.05	84.10	84.00	84.04	838,912	+0.03(+0.04%)
Nov 23, 2012	84.01	84.02	83.95	84.01	293,560	+0.05(+0.06%)
Nov 21, 2012	84.01	84.08	83.95	83.95	1,546,973	-0.14(-0.17%)
Nov 20, 2012	84.18	84.22	84.08	84.10	888,575	-0.16(-0.19%)
Nov 19, 2012	84.10	84.25	84.08	84.25	1,222,127	+0.06(+0.07%)
Nov 16, 2012	84.19	84.26	84.15	84.19	1,308,295	+0.03(+0.04%)
Nov 15, 2012	84.18	84.21	84.12	84.16	2,042,474	-0.08(-0.10%)
Nov 14, 2012	84.07	84.25	84.07	84.25	1,656,186	+0.02(+0.03%)
Nov 13, 2012	84.25	84.28	84.12	84.22	4,472,444	+0.15(+0.18%)
Nov 12, 2012	84.13	84.15	84.05	84.07	816,463	-0.02(-0.03%)
Nov 09, 2012	84.04	84.12	83.98	84.10	1,726,125	-0.05(-0.05%)
Nov 08, 2012	84.02	84.19	84.00	84.14	1,881,001	+0.11(+0.13%)
Nov 07, 2012	84.16	84.19	84.04	84.04	2,083,139	+0.20(+0.23%)
Nov 06, 2012	84.01	84.04	83.83	83.84	785,669	-0.24(-0.29%)
Nov 05, 2012	84.04	84.10	84.00	84.08	3,577,093	+0.14(+0.17%)
Nov 02, 2012	83.91	83.98	83.79	83.94	1,281,627	+0.05(+0.06%)
Nov 01, 2012	84.07	84.07	83.87	83.89	1,800,214	-0.11(-0.13%)
Oct 31, 2012	83.88	84.03	83.85	84.00	2,938,624	+0.12(+0.14%)
Oct 26, 2012	83.77	83.88	83.88	83.88	1,213,965	+0.22(+0.27%)
Oct 25, 2012	83.69	83.82	83.64	83.65	1,296,457	-0.18(-0.21%)
Oct 24, 2012	83.82	83.90	83.78	83.83	807,832	-0.06(-0.07%)
Oct 23, 2012	83.76	83.91	83.76	83.89	838,871	+0.07(+0.09%)
Oct 19, 2012	83.70	83.88	83.70	83.82	913,094	+0.10(+0.13%)
Oct 18, 2012	83.80	83.80	83.64	83.71	1,668,778	-0.03(-0.04%)
Oct 17, 2012	83.88	83.89	83.72	83.74	1,601,627	-0.26(-0.31%)
Oct 16, 2012	84.09	84.13	83.98	84.00	1,306,900	-0.13(-0.16%)
Oct 15, 2012	84.08	84.14	84.04	84.14	2,198,766	+0.04(+0.05%)
Oct 12, 2012	84.09	84.16	84.05	84.09	2,199,592	+0.07(+0.08%)
Oct 11, 2012	83.83	84.04	83.83	84.03	698,951	+0.10(+0.12%)
Oct 10, 2012	83.78	83.97	83.77	83.92	741,695	+0.13(+0.16%)
Oct 09, 2012	83.81	83.91	83.75	83.79	3,093,784	-0.09(-0.11%)
Oct 08, 2012	83.78	83.89	83.78	83.88	700,889	+0.13(+0.15%)
Oct 05, 2012	83.81	83.85	83.73	83.75	774,933	-0.17(-0.21%)
Oct 04, 2012	83.97	84.04	83.91	83.92	613,277	-0.12(-0.14%)
Oct 03, 2012	83.99	84.09	83.99	84.04	1,586,032	-0.03(-0.04%)
Oct 02, 2012	83.97	84.07	83.94	84.07	1,206,381	+0.07(+0.08%)
Oct 01, 2012	83.98	84.04	83.91	84.00	2,236,375	-0.03(-0.04%)
Sep 28, 2012	83.99	84.04	83.89	84.04	3,673,691	+0.12(+0.14%)
Sep 27, 2012	83.92	83.98	83.90	83.92	1,508,168	-0.05(-0.06%)
Sep 26, 2012	83.97	84.00	83.89	83.97	1,061,703	+0.08(+0.10%)
Sep 25, 2012	83.79	83.89	83.71	83.89	1,119,078	+0.13(+0.16%)
Sep 24, 2012	83.66	83.77	83.66	83.75	1,633,452	+0.09(+0.11%)
Sep 21, 2012	83.53	83.66	83.51	83.66	1,109,432	+0.13(+0.16%)
Sep 20, 2012	83.66	83.67	83.51	83.53	3,370,083	-0.05(-0.06%)
Sep 19, 2012	83.60	83.63	83.52	83.58	979,642	+0.16(+0.20%)
Sep 18, 2012	83.49	83.56	83.41	83.42	1,516,826	+0.05(+0.06%)
Sep 17, 2012	83.33	83.42	83.27	83.36	1,423,381	+0.13(+0.16%)
Sep 14, 2012	83.41	83.41	83.20	83.23	1,353,046	-0.34(-0.41%)
Sep 13, 2012	83.51	83.62	83.23	83.57	2,897,200	+0.19(+0.23%)
Sep 12, 2012	83.45	83.47	83.34	83.38	2,247,253	-0.16(-0.19%)
Sep 11, 2012	83.53	83.61	83.51	83.54	4,063,890	-0.10(-0.12%)
Sep 10, 2012	83.63	83.65	83.53	83.63	1,743,514	+0.02(+0.02%)
Sep 07, 2012	83.81	83.85	83.59	83.62	2,079,941	+0.01(+0.02%)
Sep 06, 2012	83.62	83.62	83.52	83.60	2,415,449	-0.19(-0.23%)
Sep 05, 2012	83.74	83.83	83.72	83.80	672,962	+0.00(+0.00%)
Sep 04, 2012	83.81	83.81	83.67	83.80	2,136,545	-0.02(-0.02%)
Aug 31, 2012	83.55	83.86	83.59	83.81	1,613,296	+0.26(+0.31%)
Aug 30, 2012	83.55	83.64	83.55	83.55	584,793	+0.05(+0.06%)
Aug 29, 2012	83.55	83.57	83.46	83.50	961,333	-0.01(-0.02%)
Aug 27, 2012	83.46	83.54	83.46	83.52	661,053	+0.11(+0.13%)
Aug 24, 2012	83.52	83.52	83.38	83.40	870,821	-0.06(-0.07%)
Aug 23, 2012	83.42	83.49	83.41	83.46	565,035	+0.06(+0.07%)
Aug 22, 2012	83.24	83.40	83.17	83.40	543,636	+0.36(+0.43%)
Aug 21, 2012	82.93	83.05	82.82	83.05	990,185	+0.11(+0.13%)
Aug 20, 2012	82.90	82.99	82.90	82.93	561,639	-0.03(-0.04%)
Aug 17, 2012	82.93	83.01	82.90	82.96	677,909	+0.10(+0.12%)
Aug 16, 2012	83.02	83.03	82.77	82.87	895,937	-0.10(-0.13%)
Aug 15, 2012	83.13	83.13	82.93	82.97	737,277	-0.27(-0.32%)
Aug 14, 2012	83.23	83.30	83.19	83.24	760,256	-0.19(-0.23%)
Aug 13, 2012	83.48	83.53	83.43	83.43	764,848	-0.01(-0.01%)
Aug 10, 2012	83.52	83.52	83.38	83.44	841,148	+0.13(+0.16%)
Aug 09, 2012	83.26	83.37	83.20	83.31	1,120,665	-0.02(-0.03%)
Aug 08, 2012	83.49	83.49	83.31	83.33	737,922	-0.10(-0.13%)
Aug 07, 2012	83.42	83.47	83.40	83.43	2,323,495	-0.22(-0.27%)
Aug 06, 2012	83.63	83.71	83.57	83.66	2,456,806	+0.13(+0.15%)
Aug 03, 2012	83.61	83.66	83.51	83.53	2,456,652	-0.20(-0.24%)
Aug 02, 2012	83.78	83.91	83.73	83.73	1,134,599	+0.01(+0.02%)
Aug 01, 2012	83.72	83.83	83.53	83.72	3,325,714	-0.10(-0.12%)
Jul 31, 2012	83.81	83.86	83.69	83.81	1,321,255	+0.08(+0.10%)
Jul 30, 2012	83.61	83.76	83.58	83.73	830,703	+0.14(+0.17%)
Jul 27, 2012	83.71	83.72	83.49	83.59	1,356,910	-0.25(-0.30%)
Jul 26, 2012	83.87	83.89	83.84	83.84	1,152,427	-0.05(-0.06%)
Jul 25, 2012	83.84	83.90	83.83	83.90	1,174,970	+0.03(+0.04%)
Jul 24, 2012	83.72	83.88	83.69	83.87	700,039	+0.10(+0.12%)
Jul 23, 2012	83.84	83.84	83.74	83.76	669,161	+0.07(+0.09%)
Jul 20, 2012	83.66	83.78	83.66	83.69	808,858	+0.12(+0.14%)
Jul 19, 2012	83.60	83.69	83.55	83.57	1,211,079	-0.07(-0.08%)
Jul 18, 2012	83.55	83.64	83.55	83.63	631,773	+0.16(+0.20%)
Jul 17, 2012	83.53	83.55	83.46	83.47	806,218	-0.03(-0.04%)
Jul 16, 2012	83.43	83.61	83.49	83.50	645,877	+0.07(+0.08%)
Jul 13, 2012	83.43	83.44	83.33	83.43	584,645	+0.03(+0.04%)
Jul 12, 2012	83.37	83.40	83.32	83.40	514,000	+0.15(+0.18%)
Jul 11, 2012	83.27	83.37	83.23	83.26	760,806	-0.01(-0.01%)
Jul 10, 2012	83.20	83.31	83.17	83.26	700,684	+0.04(+0.04%)
Jul 09, 2012	83.13	83.24	83.11	83.23	634,766	+0.16(+0.20%)
Jul 06, 2012	83.01	83.14	83.00	83.06	2,042,086	+0.06(+0.07%)
Jul 05, 2012	82.81	83.00	82.81	83.00	994,996	+0.22(+0.26%)
Jul 03, 2012	82.79	82.85	82.76	82.79	1,347,147	-0.06(-0.07%)
Jul 02, 2012	82.76	82.87	82.69	82.85	2,679,277	+0.16(+0.19%)
Jun 29, 2012	82.65	82.71	82.61	82.69	2,763,141	-0.11(-0.13%)
Jun 28, 2012	82.86	82.88	82.78	82.80	1,588,766	+0.10(+0.12%)
Jun 27, 2012	82.72	82.75	82.64	82.70	2,089,792	+0.04(+0.05%)
Jun 26, 2012	82.66	82.74	82.64	82.66	1,062,077	-0.09(-0.11%)
Jun 25, 2012	82.65	82.76	82.63	82.75	3,125,256	+0.26(+0.32%)
Jun 22, 2012	82.59	82.61	82.49	82.49	807,851	-0.12(-0.14%)
Jun 21, 2012	82.60	82.70	82.51	82.61	1,265,040	+0.11(+0.14%)
Jun 20, 2012	82.52	82.62	82.38	82.50	1,690,657	-0.13(-0.15%)
Jun 19, 2012	82.69	82.69	82.55	82.63	815,001	-0.10(-0.12%)
Jun 18, 2012	82.71	82.78	82.64	82.72	936,819	-0.02(-0.03%)
Jun 15, 2012	82.72	82.75	82.64	82.75	1,387,443	+0.19(+0.23%)
Jun 14, 2012	82.54	82.60	82.49	82.55	752,577	-0.06(-0.07%)
Jun 13, 2012	82.46	82.63	82.35	82.61	3,568,160	+0.22(+0.26%)
Jun 12, 2012	82.45	82.49	82.34	82.40	648,762	-0.07(-0.08%)
Jun 11, 2012	82.37	82.53	82.32	82.46	694,610	+0.07(+0.09%)
Jun 08, 2012	82.59	82.60	82.35	82.39	955,898	-0.04(-0.05%)
Jun 07, 2012	82.33	82.43	82.30	82.43	1,011,838	+0.13(+0.15%)
Jun 06, 2012	82.64	82.64	82.30	82.30	2,509,541	-0.25(-0.30%)
Jun 05, 2012	82.59	82.71	82.54	82.55	1,280,152	-0.17(-0.21%)
Jun 04, 2012	82.70	83.11	82.70	82.72	1,408,078	-0.19(-0.23%)
Jun 01, 2012	82.84	82.96	82.77	82.91	2,492,322	+0.21(+0.25%)
May 31, 2012	82.62	82.75	82.55	82.70	4,025,230	+0.24(+0.30%)
May 30, 2012	82.44	82.51	82.37	82.46	737,918	+0.27(+0.33%)
May 29, 2012	82.25	82.28	82.16	82.18	1,608,022	-0.04(-0.05%)
May 25, 2012	82.17	82.25	82.15	82.23	612,780	+0.13(+0.15%)
May 24, 2012	82.20	82.20	82.08	82.10	1,266,486	-0.07(-0.08%)
May 23, 2012	82.25	82.30	82.15	82.17	939,425	+0.10(+0.12%)
May 22, 2012	82.15	82.23	82.07	82.07	1,358,577	-0.20(-0.24%)
May 21, 2012	82.30	82.33	82.27	82.27	1,629,371	-0.01(-0.02%)
May 18, 2012	82.28	82.35	82.21	82.29	1,597,970	-0.02(-0.03%)
May 17, 2012	82.20	82.38	82.16	82.31	1,916,334	+0.05(+0.06%)
May 16, 2012	82.19	82.35	82.16	82.26	1,330,531	-0.01(-0.02%)
May 15, 2012	82.36	82.36	82.20	82.27	1,601,331	-0.04(-0.05%)
May 14, 2012	82.29	82.33	82.23	82.32	1,029,512	+0.19(+0.23%)
May 11, 2012	82.23	82.24	82.10	82.13	601,955	+0.06(+0.07%)
May 10, 2012	82.08	82.11	82.01	82.07	710,214	-0.08(-0.10%)
May 09, 2012	82.23	82.23	82.08	82.15	1,254,378	+0.02(+0.03%)
May 08, 2012	82.17	82.25	82.12	82.13	782,559	+0.06(+0.07%)
May 07, 2012	82.10	82.12	82.04	82.07	871,453	+0.03(+0.04%)
May 04, 2012	82.04	82.07	81.97	82.04	824,859	+0.08(+0.10%)
May 03, 2012	81.87	81.96	81.85	81.96	776,037	+0.09(+0.11%)
May 02, 2012	81.89	81.92	81.81	81.87	1,751,482	+0.08(+0.10%)
May 01, 2012	81.89	81.92	81.74	81.79	1,042,325	-0.03(-0.04%)
Apr 30, 2012	81.92	81.92	81.81	81.82	1,192,086	-0.03(-0.04%)
Apr 27, 2012	81.83	81.87	81.78	81.85	836,344	-0.01(-0.01%)
Apr 26, 2012	81.85	81.89	81.78	81.86	1,380,980	+0.13(+0.15%)
Apr 25, 2012	81.68	81.75	81.55	81.73	1,327,804	+0.04(+0.05%)
Apr 24, 2012	81.77	81.81	81.68	81.69	848,180	-0.12(-0.14%)
Apr 23, 2012	81.92	81.92	81.77	81.81	1,063,882	+0.08(+0.10%)
Apr 20, 2012	81.73	81.76	81.65	81.73	2,068,423	+0.01(+0.02%)
Apr 19, 2012	81.75	81.81	81.72	81.72	836,289	-0.06(-0.07%)
Apr 18, 2012	81.70	81.78	81.64	81.78	1,195,264	+0.10(+0.13%)
Apr 17, 2012	81.60	81.67	81.56	81.67	996,953	+0.01(+0.02%)
Apr 16, 2012	81.55	81.74	81.55	81.66	1,515,539	+0.01(+0.02%)
Apr 13, 2012	81.60	81.66	81.53	81.64	1,493,107	+0.25(+0.31%)
Apr 12, 2012	81.45	81.48	81.38	81.39	683,812	-0.08(-0.10%)
Apr 11, 2012	81.41	81.47	81.30	81.47	1,626,235	+0.01(+0.01%)
Apr 10, 2012	81.52	81.63	81.43	81.47	2,559,932	+0.01(+0.01%)
Apr 09, 2012	81.51	81.52	81.41	81.46	778,025	+0.36(+0.44%)
Apr 05, 2012	81.08	81.10	80.94	81.10	1,012,459	+0.18(+0.23%)
Apr 04, 2012	80.90	80.94	80.79	80.92	1,537,103	+0.17(+0.21%)
Apr 03, 2012	81.16	81.22	80.69	80.75	1,036,790	-0.35(-0.43%)
Apr 02, 2012	81.29	81.29	80.98	81.10	3,241,939	+0.01(+0.01%)
Mar 30, 2012	81.28	81.28	80.97	81.09	1,518,960	-0.13(-0.15%)
Mar 29, 2012	81.16	81.24	81.08	81.21	1,636,533	+0.22(+0.27%)
Mar 28, 2012	81.00	81.11	80.96	80.99	1,100,940	-0.01(-0.02%)
Mar 27, 2012	80.97	81.05	80.91	81.00	3,453,418	+0.09(+0.11%)
Mar 26, 2012	80.94	80.96	80.78	80.92	1,175,606	-0.06(-0.07%)
Mar 23, 2012	80.81	80.98	80.78	80.98	1,027,376	+0.18(+0.23%)
Mar 22, 2012	80.72	80.81	80.72	80.79	903,281	+0.07(+0.09%)
Mar 21, 2012	80.63	80.75	80.55	80.72	800,229	+0.19(+0.24%)
Mar 20, 2012	80.40	80.52	80.34	80.52	1,300,976	+0.12(+0.15%)
Mar 19, 2012	80.68	80.68	80.38	80.41	1,553,568	-0.26(-0.32%)
Mar 16, 2012	80.57	80.69	80.50	80.67	1,265,153	+0.01(+0.01%)
Mar 15, 2012	80.65	80.80	80.65	80.66	1,084,366	-0.04(-0.05%)
Mar 14, 2012	81.02	81.08	80.64	80.69	1,516,926	-0.44(-0.55%)
Mar 13, 2012	81.36	81.37	81.12	81.14	1,957,136	-0.27(-0.34%)
Mar 12, 2012	81.48	81.53	81.38	81.41	1,485,591	+0.07(+0.09%)
Mar 09, 2012	81.37	81.37	81.29	81.34	963,061	-0.01(-0.02%)
Mar 08, 2012	81.53	81.55	81.33	81.35	1,315,814	-0.18(-0.23%)
Mar 07, 2012	81.60	81.61	81.51	81.54	1,132,579	-0.07(-0.09%)
Mar 06, 2012	81.60	81.65	81.53	81.61	1,431,173	+0.16(+0.20%)
Mar 05, 2012	81.55	81.58	81.43	81.45	1,487,634	-0.12(-0.14%)
Mar 02, 2012	81.43	81.57	81.42	81.57	1,170,237	+0.18(+0.22%)
Mar 01, 2012	81.37	81.43	81.26	81.39	1,683,497	-0.16(-0.20%)
Feb 29, 2012	81.69	81.69	81.44	81.55	2,707,512	-0.08(-0.10%)
Feb 28, 2012	81.74	81.77	81.59	81.63	1,080,022	-0.06(-0.07%)
Feb 27, 2012	81.60	81.69	81.55	81.69	966,944	+0.26(+0.32%)
Feb 24, 2012	81.47	81.58	81.42	81.44	1,852,770	+0.02(+0.03%)
Feb 23, 2012	81.30	81.44	81.27	81.41	1,070,646	+0.07(+0.08%)
Feb 22, 2012	81.24	81.35	81.20	81.35	1,324,327	+0.23(+0.28%)
Feb 21, 2012	81.19	81.23	81.11	81.12	1,417,613	-0.13(-0.15%)
Feb 17, 2012	81.23	81.27	81.14	81.24	1,159,396	-0.10(-0.13%)
Feb 16, 2012	81.36	81.42	81.27	81.35	1,247,715	-0.01(-0.02%)
Feb 15, 2012	81.47	81.49	81.35	81.36	1,189,028	-0.03(-0.04%)
Feb 14, 2012	81.41	81.52	81.38	81.39	1,189,974	+0.07(+0.08%)
Feb 13, 2012	81.35	81.40	81.28	81.33	1,242,406	+0.03(+0.04%)
Feb 10, 2012	81.25	81.38	81.24	81.30	970,923	+0.11(+0.14%)
Feb 09, 2012	81.27	81.30	81.13	81.19	1,450,967	-0.13(-0.16%)
Feb 08, 2012	81.34	81.40	81.24	81.32	2,009,485	-0.07(-0.08%)
Feb 07, 2012	81.33	81.41	81.24	81.38	1,312,666	-0.08(-0.10%)
Feb 06, 2012	81.38	81.47	81.29	81.47	2,518,429	+0.06(+0.07%)
Feb 03, 2012	81.21	81.44	81.16	81.41	1,551,515	-0.04(-0.05%)
Feb 02, 2012	81.40	81.49	81.34	81.44	1,605,479	+0.02(+0.03%)

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