Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	72.24	72.31	72.01	72.17	2,698,248	+0.33(+0.45%)
Nov 29, 2011	71.97	72.00	71.67	71.84	2,239,969	-0.16(-0.23%)
Nov 28, 2011	71.80	72.25	71.60	72.01	3,705,478	+0.03(+0.05%)
Nov 25, 2011	72.12	72.26	71.93	71.97	1,012,424	-0.29(-0.40%)
Nov 23, 2011	72.50	72.50	72.14	72.26	2,755,529	-0.37(-0.51%)
Nov 22, 2011	72.70	72.84	72.63	72.63	2,134,488	-0.19(-0.26%)
Nov 21, 2011	73.10	73.10	72.75	72.82	2,078,653	-0.30(-0.41%)
Nov 18, 2011	73.00	73.15	72.88	73.12	1,963,808	+0.12(+0.16%)
Nov 17, 2011	73.50	73.63	72.96	73.00	6,488,781	-0.58(-0.79%)
Nov 16, 2011	73.92	73.92	73.51	73.58	4,051,784	-0.23(-0.32%)
Nov 15, 2011	73.84	74.03	73.68	73.82	2,185,811	-0.07(-0.10%)
Nov 14, 2011	73.94	74.07	73.81	73.89	1,259,763	-0.01(-0.01%)
Nov 11, 2011	74.05	74.05	73.66	73.90	1,708,824	-0.13(-0.18%)
Nov 10, 2011	74.18	74.24	73.71	74.03	2,281,814	-0.37(-0.50%)
Nov 09, 2011	74.73	74.90	74.37	74.40	1,920,628	-0.20(-0.26%)
Nov 08, 2011	75.05	75.14	74.57	74.59	6,685,010	-0.46(-0.62%)
Nov 07, 2011	75.24	75.42	75.02	75.06	1,160,995	-0.30(-0.40%)
Nov 04, 2011	75.17	75.42	74.99	75.36	2,284,202	+0.15(+0.20%)
Nov 03, 2011	75.09	75.32	74.89	75.21	2,865,357	+0.04(+0.05%)
Nov 02, 2011	74.81	75.19	74.72	75.17	2,869,856	+0.27(+0.37%)
Nov 01, 2011	74.78	74.97	74.56	74.89	2,347,935	+0.37(+0.50%)
Oct 31, 2011	74.48	74.68	74.29	74.52	2,383,001	+0.17(+0.23%)
Oct 28, 2011	74.23	74.53	74.09	74.35	3,236,013	+0.29(+0.39%)
Oct 27, 2011	74.05	74.48	74.00	74.07	3,638,820	-0.03(-0.04%)
Oct 26, 2011	74.21	74.27	73.92	74.09	1,581,996	-0.04(-0.05%)
Oct 25, 2011	73.73	74.20	73.70	74.13	2,379,911	+0.36(+0.49%)
Oct 24, 2011	73.56	73.77	73.55	73.77	2,064,287	+0.38(+0.51%)
Oct 21, 2011	73.19	73.43	73.18	73.39	1,309,068	+0.24(+0.33%)
Oct 20, 2011	72.96	73.19	72.81	73.15	1,443,007	+0.16(+0.22%)
Oct 19, 2011	72.95	73.09	72.77	72.99	2,831,565	+0.19(+0.26%)
Oct 18, 2011	72.67	72.95	72.64	72.80	1,285,260	+0.25(+0.35%)
Oct 17, 2011	72.73	72.73	72.53	72.55	1,506,808	-0.05(-0.07%)
Oct 14, 2011	72.21	72.72	72.17	72.60	1,618,975	-0.05(-0.06%)
Oct 13, 2011	72.75	72.77	72.55	72.64	2,300,009	+0.06(+0.09%)
Oct 12, 2011	72.47	72.69	72.25	72.58	2,482,686	+0.11(+0.15%)
Oct 11, 2011	72.47	72.60	72.21	72.47	3,228,002	+0.19(+0.27%)
Oct 10, 2011	72.14	72.35	71.89	72.27	1,467,872	+0.14(+0.19%)
Oct 07, 2011	72.21	72.44	72.08	72.14	3,259,484	-0.06(-0.09%)
Oct 06, 2011	72.47	72.48	72.17	72.20	2,171,577	-0.29(-0.40%)
Oct 05, 2011	72.29	72.51	71.92	72.49	6,973,094	+0.30(+0.41%)
Oct 04, 2011	72.86	72.86	71.95	72.20	2,698,495	-0.64(-0.87%)
Oct 03, 2011	72.73	72.89	72.57	72.83	5,502,988	+0.13(+0.19%)
Sep 30, 2011	72.71	72.77	72.43	72.70	2,292,237	+0.36(+0.50%)
Sep 29, 2011	72.56	72.67	72.33	72.33	1,335,502	-0.08(-0.11%)
Sep 28, 2011	72.61	72.61	72.28	72.41	1,913,244	-0.29(-0.40%)
Sep 27, 2011	72.59	72.85	72.52	72.70	2,006,303	-0.23(-0.32%)
Sep 26, 2011	72.95	73.16	72.79	72.94	1,253,568	-0.14(-0.19%)
Sep 23, 2011	73.44	73.48	73.07	73.07	1,060,576	-0.45(-0.62%)
Sep 22, 2011	73.58	73.67	73.08	73.53	2,014,413	+0.14(+0.19%)
Sep 21, 2011	73.21	73.50	72.98	73.38	1,554,840	+0.17(+0.23%)
Sep 20, 2011	73.21	73.35	73.14	73.21	1,373,725	+0.03(+0.04%)
Sep 19, 2011	73.14	73.27	73.09	73.18	1,395,497	+0.40(+0.55%)
Sep 16, 2011	72.69	73.03	72.69	72.78	2,361,586	+0.00(+0.00%)
Sep 15, 2011	72.77	72.90	72.66	72.78	2,049,833	-0.25(-0.35%)
Sep 14, 2011	72.94	73.21	72.94	73.03	1,475,126	-0.03(-0.04%)
Sep 13, 2011	72.94	73.13	72.82	73.07	2,374,103	-0.01(-0.02%)
Sep 12, 2011	73.18	73.48	73.03	73.08	2,702,676	-0.45(-0.61%)
Sep 09, 2011	73.40	73.73	73.20	73.53	1,590,415	+0.08(+0.11%)
Sep 08, 2011	73.62	73.62	73.24	73.45	2,158,343	-0.06(-0.09%)
Sep 07, 2011	73.51	73.67	73.31	73.51	1,277,088	+0.14(+0.19%)
Sep 06, 2011	73.04	73.77	72.83	73.37	7,207,000	+0.43(+0.59%)
Sep 02, 2011	73.01	73.14	72.66	72.94	2,141,666	+0.45(+0.62%)
Sep 01, 2011	72.74	72.83	72.19	72.50	4,358,555	+0.05(+0.07%)
Aug 31, 2011	72.52	72.71	72.36	72.44	2,066,404	+0.22(+0.30%)
Aug 30, 2011	72.08	72.33	72.01	72.22	2,201,858	+0.38(+0.53%)
Aug 29, 2011	71.55	71.89	71.49	71.84	1,839,257	+0.23(+0.32%)
Aug 26, 2011	71.68	71.98	71.51	71.61	1,758,866	+0.03(+0.05%)
Aug 25, 2011	71.53	71.70	71.37	71.58	2,295,181	+0.39(+0.55%)
Aug 24, 2011	71.89	71.98	71.07	71.19	2,346,858	-0.85(-1.18%)
Aug 23, 2011	72.53	72.55	71.88	72.04	3,628,507	-0.83(-1.14%)
Aug 22, 2011	73.23	73.29	72.82	72.87	2,270,305	-0.27(-0.37%)
Aug 19, 2011	73.17	73.27	72.99	73.14	2,712,333	-0.09(-0.12%)
Aug 18, 2011	73.47	73.52	73.01	73.23	2,105,783	+0.10(+0.13%)
Aug 17, 2011	73.12	73.35	72.86	73.13	1,628,312	+0.20(+0.27%)
Aug 16, 2011	72.57	73.07	72.50	72.93	2,624,056	+0.26(+0.36%)
Aug 15, 2011	72.57	72.75	72.42	72.67	2,921,813	+0.14(+0.19%)
Aug 12, 2011	72.08	72.64	71.92	72.53	3,042,895	+0.82(+1.14%)
Aug 11, 2011	72.36	73.07	71.46	71.71	2,881,454	-1.50(-2.05%)
Aug 10, 2011	72.99	73.35	72.74	73.22	1,961,273	+0.65(+0.90%)
Aug 09, 2011	73.20	73.29	71.94	72.56	3,270,096	+0.64(+0.89%)
Aug 08, 2011	72.53	72.53	71.91	71.92	3,951,432	-0.69(-0.95%)
Aug 05, 2011	73.43	73.45	72.49	72.61	3,831,280	-0.91(-1.24%)
Aug 04, 2011	72.99	73.63	73.06	73.52	3,350,563	+0.53(+0.72%)
Aug 03, 2011	73.11	73.33	72.97	72.99	3,246,013	-0.03(-0.04%)
Aug 02, 2011	72.61	73.03	72.46	73.02	2,213,153	+0.61(+0.84%)
Aug 01, 2011	72.38	72.77	72.31	72.41	3,335,644	+0.21(+0.30%)
Jul 29, 2011	71.77	72.24	71.66	72.20	2,615,005	+0.64(+0.90%)
Jul 28, 2011	71.61	71.66	71.50	71.55	1,385,491	+0.15(+0.22%)
Jul 27, 2011	71.52	71.59	71.31	71.40	1,186,614	-0.21(-0.30%)
Jul 26, 2011	71.37	71.75	71.37	71.61	1,401,077	+0.31(+0.44%)
Jul 25, 2011	71.33	71.60	71.20	71.30	1,808,403	-0.34(-0.48%)
Jul 22, 2011	71.50	71.66	71.49	71.64	1,744,650	+0.29(+0.41%)
Jul 21, 2011	71.35	71.48	71.22	71.35	1,449,609	-0.11(-0.15%)
Jul 20, 2011	71.59	71.70	71.39	71.46	1,587,138	-0.17(-0.23%)
Jul 19, 2011	71.30	71.68	71.27	71.63	1,914,627	+0.35(+0.49%)
Jul 18, 2011	71.52	71.54	71.20	71.28	1,810,931	-0.28(-0.39%)
Jul 15, 2011	71.36	71.56	71.30	71.55	828,290	+0.16(+0.22%)
Jul 14, 2011	71.70	71.73	71.36	71.39	1,184,699	-0.44(-0.62%)
Jul 13, 2011	71.74	71.86	71.58	71.84	1,578,753	+0.18(+0.25%)
Jul 12, 2011	71.80	71.80	71.54	71.66	1,080,737	+0.06(+0.08%)
Jul 11, 2011	71.55	71.64	71.32	71.60	2,174,456	+0.24(+0.33%)
Jul 08, 2011	71.19	71.41	71.00	71.36	1,637,787	+0.46(+0.64%)
Jul 07, 2011	70.72	70.95	70.67	70.91	2,278,187	+0.02(+0.03%)
Jul 06, 2011	70.79	70.89	70.68	70.89	2,091,506	+0.15(+0.21%)
Jul 05, 2011	70.49	70.92	70.49	70.74	1,737,001	+0.25(+0.36%)
Jul 01, 2011	70.65	70.65	70.28	70.49	2,328,129	+0.00(+0.01%)
Jun 30, 2011	70.51	70.54	70.13	70.48	1,568,757	+0.10(+0.15%)
Jun 29, 2011	70.52	70.62	70.27	70.38	1,626,833	-0.16(-0.23%)
Jun 28, 2011	70.87	70.93	70.48	70.54	1,348,941	-0.49(-0.69%)
Jun 27, 2011	71.29	71.31	70.98	71.03	1,554,788	-0.23(-0.32%)
Jun 24, 2011	71.24	71.40	71.16	71.26	1,120,097	+0.04(+0.05%)
Jun 23, 2011	71.08	71.32	71.04	71.23	1,243,761	+0.19(+0.26%)
Jun 22, 2011	71.10	71.10	70.85	71.04	1,098,653	+0.10(+0.14%)
Jun 21, 2011	70.94	71.08	70.82	70.94	1,082,482	-0.02(-0.03%)
Jun 20, 2011	70.91	70.98	70.83	70.96	967,678	+0.01(+0.02%)
Jun 17, 2011	70.90	71.07	70.89	70.95	868,820	+0.03(+0.04%)
Jun 16, 2011	71.04	71.10	70.87	70.93	1,565,566	-0.13(-0.19%)
Jun 15, 2011	70.62	71.07	70.59	71.06	1,600,039	+0.39(+0.55%)
Jun 14, 2011	70.67	70.75	70.60	70.67	1,078,288	-0.21(-0.30%)
Jun 13, 2011	70.78	70.96	70.71	70.88	1,420,023	+0.08(+0.11%)
Jun 10, 2011	70.93	71.03	70.74	70.80	2,155,054	-0.08(-0.12%)
Jun 09, 2011	71.14	71.20	70.76	70.89	2,118,166	-0.19(-0.27%)
Jun 08, 2011	71.06	71.19	70.98	71.08	704,008	+0.04(+0.06%)
Jun 07, 2011	70.74	71.06	70.70	71.03	633,332	+0.24(+0.34%)
Jun 06, 2011	70.74	70.90	70.69	70.79	695,964	-0.12(-0.17%)
Jun 03, 2011	71.06	71.19	70.74	70.91	1,069,774	+0.10(+0.14%)
May 24, 2011	70.68	70.89	70.65	70.81	926,077	+0.09(+0.13%)
May 23, 2011	70.95	70.99	70.71	70.72	1,841,099	-0.04(-0.06%)
May 20, 2011	70.74	70.83	70.64	70.77	918,475	-0.05(-0.07%)
May 19, 2011	70.51	70.83	70.45	70.82	675,622	+0.12(+0.17%)
May 18, 2011	70.92	71.00	70.69	70.70	749,322	-0.18(-0.25%)
May 17, 2011	70.80	70.99	70.76	70.88	1,925,700	+0.10(+0.14%)
May 16, 2011	70.54	70.82	70.51	70.78	964,443	+0.20(+0.29%)
May 13, 2011	70.54	70.72	70.48	70.58	1,666,991	+0.21(+0.30%)
May 12, 2011	70.49	70.58	70.25	70.37	933,283	-0.17(-0.24%)
May 11, 2011	70.42	70.62	70.33	70.53	845,183	+0.11(+0.16%)
May 10, 2011	70.64	70.66	70.39	70.42	1,528,720	-0.29(-0.41%)
May 09, 2011	70.65	70.77	70.60	70.71	760,889	+0.07(+0.10%)
May 06, 2011	70.49	70.79	70.40	70.64	1,344,303	+0.00(+0.00%)
May 05, 2011	70.46	70.69	70.46	70.64	1,210,099	+0.24(+0.34%)
May 04, 2011	70.42	70.51	70.33	70.39	1,130,145	+0.10(+0.15%)
May 03, 2011	70.34	70.39	70.19	70.29	1,037,238	-0.03(-0.05%)
May 02, 2011	70.31	70.34	70.31	70.32	2,777,735	+0.16(+0.23%)
Apr 29, 2011	69.98	70.16	69.96	70.16	1,190,834	+0.13(+0.19%)
Apr 28, 2011	69.83	70.04	69.76	70.03	800,959	+0.22(+0.32%)
Apr 27, 2011	69.76	69.86	69.66	69.80	1,127,416	-0.09(-0.13%)
Apr 26, 2011	69.62	69.91	69.61	69.89	1,501,492	+0.32(+0.47%)
Apr 25, 2011	69.48	69.61	69.44	69.57	1,081,672	+0.07(+0.10%)
Apr 21, 2011	69.47	69.67	69.39	69.50	983,765	+0.06(+0.09%)
Apr 20, 2011	69.49	69.50	69.36	69.43	811,386	+0.03(+0.05%)
Apr 19, 2011	69.35	69.50	69.28	69.40	735,861	+0.15(+0.21%)
Apr 18, 2011	69.10	69.33	68.95	69.26	1,295,496	+0.10(+0.14%)
Apr 15, 2011	69.05	69.22	69.05	69.16	1,043,167	+0.36(+0.53%)
Apr 14, 2011	69.07	69.07	68.75	68.80	1,694,772	-0.17(-0.25%)
Apr 13, 2011	68.74	69.02	68.74	68.97	1,060,776	+0.12(+0.18%)
Apr 12, 2011	68.86	68.96	68.75	68.85	984,237	+0.24(+0.35%)
Apr 11, 2011	68.53	68.70	68.53	68.61	1,050,886	+0.01(+0.01%)
Apr 08, 2011	68.59	68.74	68.53	68.60	900,973	-0.04(-0.06%)
Apr 07, 2011	68.78	68.81	68.59	68.64	1,009,816	-0.10(-0.15%)
Apr 06, 2011	68.95	68.95	68.70	68.74	1,973,343	-0.22(-0.32%)
Apr 05, 2011	68.98	68.98	68.75	68.96	2,994,430	+0.04(+0.06%)
Apr 04, 2011	68.78	69.00	68.78	68.93	1,208,066	+0.16(+0.23%)
Apr 01, 2011	68.44	68.84	68.28	68.77	4,524,615	+0.32(+0.47%)
Mar 31, 2011	68.70	68.70	68.39	68.44	1,316,620	-0.22(-0.32%)
Mar 30, 2011	68.67	68.67	68.67	68.67	1,192,985	+0.23(+0.34%)
Mar 29, 2011	68.57	68.79	68.39	68.43	987,966	-0.34(-0.49%)
Mar 28, 2011	68.63	68.86	68.55	68.77	905,795	+0.03(+0.04%)
Mar 25, 2011	68.87	69.00	68.67	68.74	664,160	-0.10(-0.15%)
Mar 24, 2011	69.01	69.04	68.81	68.84	816,969	-0.23(-0.33%)
Mar 23, 2011	69.20	69.25	68.95	69.07	850,179	-0.04(-0.06%)
Mar 22, 2011	68.84	69.13	68.84	69.12	732,291	+0.13(+0.18%)
Mar 21, 2011	69.01	69.14	68.96	68.99	1,375,825	-0.22(-0.32%)
Mar 18, 2011	68.91	69.26	68.91	69.21	1,096,258	+0.04(+0.06%)
Mar 17, 2011	68.99	69.24	68.93	69.17	1,767,019	-0.06(-0.09%)
Mar 16, 2011	69.12	69.58	68.99	69.23	3,162,159	+0.43(+0.63%)
Mar 15, 2011	68.87	68.91	68.71	68.80	2,623,356	-0.01(-0.01%)
Mar 14, 2011	68.91	69.01	68.76	68.81	1,732,585	+0.08(+0.11%)
Mar 11, 2011	68.77	68.95	68.65	68.73	2,436,790	-0.06(-0.09%)
Mar 10, 2011	68.63	68.85	68.40	68.79	1,526,185	+0.28(+0.41%)
Mar 09, 2011	68.25	68.56	68.19	68.51	2,758,915	+0.35(+0.52%)
Mar 08, 2011	68.27	68.32	68.10	68.16	1,179,077	-0.09(-0.13%)
Mar 07, 2011	68.15	68.50	68.15	68.25	714,146	-0.17(-0.25%)
Mar 04, 2011	68.22	68.49	68.20	68.42	2,189,666	+0.26(+0.38%)
Mar 03, 2011	68.37	68.41	68.12	68.16	1,618,949	-0.29(-0.43%)
Mar 02, 2011	68.72	68.84	68.45	68.45	1,323,280	-0.37(-0.53%)
Mar 01, 2011	68.59	68.82	68.56	68.82	2,106,015	+0.00(+0.00%)
Feb 28, 2011	68.64	68.82	68.64	68.82	1,140,402	+0.18(+0.27%)
Feb 25, 2011	68.50	68.65	68.39	68.63	1,147,250	+0.32(+0.47%)
Feb 24, 2011	68.42	68.52	68.27	68.31	1,140,894	+0.08(+0.11%)
Feb 23, 2011	68.46	68.52	68.21	68.24	2,052,993	-0.08(-0.12%)
Feb 22, 2011	68.04	68.48	68.04	68.32	1,944,627	+0.19(+0.28%)
Feb 18, 2011	67.86	68.13	67.83	68.13	802,863	+0.10(+0.15%)
Feb 17, 2011	68.12	68.17	67.98	68.03	929,322	+0.13(+0.19%)
Feb 16, 2011	67.98	68.15	67.83	67.90	3,003,704	-0.08(-0.12%)
Feb 15, 2011	67.85	67.98	67.75	67.98	986,819	+0.15(+0.22%)
Feb 14, 2011	67.63	67.96	67.63	67.83	1,246,518	+0.04(+0.07%)
Feb 11, 2011	67.64	67.83	67.56	67.79	1,297,127	+0.37(+0.55%)
Feb 10, 2011	67.54	67.66	67.38	67.42	1,096,002	-0.33(-0.49%)
Feb 09, 2011	67.39	67.83	67.30	67.75	3,372,413	+0.43(+0.65%)
Feb 08, 2011	67.58	67.71	67.29	67.32	2,004,813	-0.25(-0.36%)
Feb 07, 2011	67.37	67.64	67.34	67.56	2,713,132	+0.08(+0.11%)
Feb 04, 2011	67.61	67.70	67.34	67.49	2,170,699	-0.21(-0.30%)
Feb 03, 2011	67.74	67.90	67.68	67.69	2,611,978	-0.17(-0.24%)
Feb 02, 2011	68.12	68.14	67.77	67.86	3,135,656	-0.13(-0.19%)
Feb 01, 2011	68.02	68.12	67.87	67.99	1,569,833	-0.09(-0.13%)
Jan 31, 2011	68.23	68.41	68.06	68.08	2,947,508	-0.19(-0.28%)
Jan 28, 2011	68.07	68.42	67.99	68.27	2,211,667	+0.09(+0.13%)
Jan 27, 2011	68.09	68.28	67.99	68.18	1,743,616	+0.11(+0.17%)
Jan 26, 2011	68.30	68.40	68.07	68.07	2,624,366	-0.38(-0.56%)
Jan 25, 2011	68.29	68.52	68.04	68.45	2,074,909	+0.34(+0.50%)
Jan 24, 2011	68.12	68.29	68.07	68.11	1,158,676	+0.03(+0.05%)
Jan 21, 2011	67.89	68.12	67.87	68.08	1,683,496	+0.10(+0.15%)
Jan 20, 2011	68.14	68.25	67.59	67.98	2,707,364	-0.30(-0.43%)
Jan 19, 2011	68.30	68.39	68.21	68.28	2,685,203	-0.05(-0.07%)
Jan 18, 2011	68.28	68.46	68.03	68.33	2,266,876	-0.04(-0.06%)
Jan 14, 2011	68.65	68.68	68.34	68.36	2,596,950	-0.33(-0.48%)
Jan 13, 2011	68.31	68.70	68.26	68.69	1,547,123	+0.30(+0.43%)
Jan 12, 2011	68.29	68.42	68.20	68.39	2,057,906	-0.04(-0.06%)
Jan 11, 2011	68.34	68.51	68.14	68.44	1,346,384	-0.03(-0.05%)
Jan 10, 2011	68.27	68.53	68.27	68.47	1,448,693	+0.12(+0.17%)
Jan 07, 2011	67.94	68.44	67.91	68.35	1,782,363	+0.36(+0.54%)
Jan 06, 2011	67.98	68.18	67.91	67.99	1,736,252	+0.08(+0.12%)
Jan 05, 2011	68.10	68.14	67.78	67.91	1,926,675	-0.50(-0.73%)
Jan 04, 2011	68.39	68.53	68.25	68.41	1,533,564	+0.09(+0.13%)
Jan 03, 2011	67.92	68.34	67.82	68.32	3,900,348	+0.26(+0.39%)
Dec 31, 2010	67.94	68.25	67.94	68.06	1,457,538	+0.17(+0.25%)
Dec 30, 2010	67.76	67.91	67.59	67.89	896,890	+0.03(+0.05%)
Dec 29, 2010	67.30	68.03	67.26	67.86	1,643,615	+0.51(+0.75%)
Dec 28, 2010	67.84	67.90	67.29	67.35	931,714	-0.54(-0.80%)
Dec 27, 2010	67.59	67.94	67.49	67.89	1,249,862	+0.13(+0.19%)
Dec 23, 2010	67.65	67.76	67.57	67.76	1,377,816	+0.03(+0.05%)
Dec 22, 2010	67.82	67.86	67.64	67.73	1,199,308	-0.06(-0.08%)
Dec 21, 2010	67.73	67.81	67.47	67.78	1,575,953	+0.14(+0.21%)
Dec 20, 2010	67.78	67.91	67.55	67.64	2,300,683	-0.04(-0.06%)
Dec 17, 2010	67.12	67.71	67.11	67.68	2,685,396	+0.61(+0.91%)
Dec 16, 2010	66.69	67.10	66.48	67.07	3,027,305	+0.33(+0.49%)
Dec 15, 2010	67.28	67.40	66.69	66.74	4,162,235	-0.42(-0.62%)
Dec 14, 2010	67.29	67.47	66.89	67.16	3,161,796	-0.41(-0.61%)
Dec 13, 2010	67.27	67.75	67.24	67.58	2,671,689	+0.25(+0.37%)
Dec 10, 2010	67.48	67.66	67.24	67.33	2,135,809	-0.31(-0.46%)
Dec 09, 2010	67.55	67.76	67.38	67.64	3,147,006	+0.16(+0.24%)
Dec 08, 2010	67.67	67.68	67.03	67.48	6,128,513	-0.44(-0.64%)
Dec 07, 2010	68.23	68.36	67.68	67.91	2,083,092	-0.52(-0.76%)
Dec 06, 2010	68.39	68.55	68.33	68.43	1,072,889	+0.36(+0.52%)
Dec 03, 2010	68.41	68.56	68.05	68.08	2,226,328	-0.19(-0.28%)
Dec 02, 2010	68.21	68.44	68.09	68.27	1,618,137	-0.15(-0.22%)

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