Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	25.34	25.52	25.24	25.50	11,375,386	+0.38(+1.50%)
Nov 29, 2011	24.95	25.21	24.89	25.13	5,362,492	+0.31(+1.26%)
Nov 28, 2011	24.94	25.00	24.69	24.81	5,807,337	+0.15(+0.59%)
Nov 25, 2011	24.54	24.74	24.52	24.67	2,942,855	+0.16(+0.64%)
Nov 23, 2011	24.69	24.71	24.46	24.51	6,262,931	-0.24(-0.99%)
Nov 22, 2011	24.99	25.03	24.70	24.76	5,831,880	-0.23(-0.91%)
Nov 21, 2011	25.03	25.07	24.79	24.98	7,234,313	-0.11(-0.44%)
Nov 18, 2011	25.07	25.20	25.03	25.09	6,447,562	+0.09(+0.37%)
Nov 17, 2011	25.03	25.16	24.86	25.00	7,625,923	-0.05(-0.21%)
Nov 16, 2011	25.13	25.27	25.03	25.05	5,469,477	-0.19(-0.74%)
Nov 15, 2011	25.27	25.30	25.14	25.24	4,797,742	-0.06(-0.23%)
Nov 14, 2011	25.50	25.52	25.25	25.30	4,839,999	-0.23(-0.89%)
Nov 11, 2011	25.45	25.52	25.41	25.52	4,916,762	+0.20(+0.78%)
Nov 10, 2011	25.27	25.36	25.12	25.32	7,353,091	+0.24(+0.95%)
Nov 09, 2011	25.30	25.39	25.07	25.09	7,933,869	-0.45(-1.75%)
Nov 08, 2011	25.38	25.54	25.25	25.53	8,462,689	+0.18(+0.71%)
Nov 07, 2011	25.10	25.37	25.03	25.35	6,045,342	+0.26(+1.04%)
Nov 04, 2011	25.05	25.14	24.90	25.09	6,971,692	-0.07(-0.28%)
Nov 03, 2011	24.91	25.20	24.87	25.16	8,278,661	+0.33(+1.32%)
Nov 02, 2011	24.76	24.99	24.74	24.84	7,947,047	+0.32(+1.31%)
Nov 01, 2011	24.65	24.85	24.47	24.51	11,057,556	-0.30(-1.23%)
Oct 31, 2011	24.79	24.96	24.79	24.82	6,985,372	-0.06(-0.25%)
Oct 28, 2011	25.07	25.11	24.71	24.88	8,185,587	-0.19(-0.76%)
Oct 27, 2011	25.04	25.17	24.90	25.07	9,693,221	+0.30(+1.21%)
Oct 26, 2011	24.86	24.93	24.58	24.77	9,546,114	+0.00(+0.00%)
Oct 25, 2011	24.89	24.98	24.74	24.77	8,555,303	-0.15(-0.60%)
Oct 24, 2011	25.25	25.25	24.85	24.92	37,568,616	-0.32(-1.27%)
Oct 21, 2011	24.98	25.24	24.96	25.24	33,455,958	+0.38(+1.55%)
Oct 20, 2011	24.74	24.93	24.71	24.86	34,416,576	+0.17(+0.67%)
Oct 19, 2011	24.69	24.98	24.65	24.69	7,905,156	+0.05(+0.21%)
Oct 18, 2011	24.61	24.76	24.46	24.64	8,271,127	-0.01(-0.05%)
Oct 17, 2011	24.51	24.69	24.43	24.65	6,454,810	+0.14(+0.56%)
Oct 14, 2011	24.53	24.61	24.43	24.51	7,266,608	+0.10(+0.42%)
Oct 13, 2011	24.44	24.52	24.30	24.41	5,556,807	-0.13(-0.52%)
Oct 12, 2011	24.60	24.65	24.44	24.54	6,300,731	+0.02(+0.07%)
Oct 11, 2011	24.66	24.66	24.40	24.52	6,052,710	-0.16(-0.63%)
Oct 10, 2011	24.52	24.68	24.42	24.67	6,531,778	+0.33(+1.37%)
Oct 07, 2011	24.14	24.45	24.14	24.34	9,344,802	+0.18(+0.76%)
Oct 06, 2011	24.07	24.16	24.02	24.16	9,171,591	+0.41(+1.74%)
Oct 05, 2011	24.05	24.07	23.57	23.74	12,239,395	-0.28(-1.15%)
Oct 04, 2011	24.04	24.13	23.55	24.02	13,826,065	-0.11(-0.48%)
Oct 03, 2011	24.44	24.62	24.13	24.13	9,988,003	-0.21(-0.85%)
Sep 30, 2011	24.52	24.70	24.34	24.34	10,643,147	-0.29(-1.17%)
Sep 29, 2011	24.50	24.63	24.36	24.63	11,454,621	+0.34(+1.42%)
Sep 28, 2011	24.35	24.59	24.24	24.28	9,720,201	-0.02(-0.07%)
Sep 27, 2011	24.57	24.62	24.24	24.30	12,984,807	-0.07(-0.28%)
Sep 26, 2011	24.50	24.55	24.24	24.37	10,060,753	+0.00(+0.00%)
Sep 23, 2011	24.16	24.44	24.09	24.37	10,848,530	+0.18(+0.74%)
Sep 22, 2011	24.16	24.31	23.85	24.19	15,186,204	-0.24(-0.96%)
Sep 21, 2011	24.55	24.70	24.31	24.43	10,679,219	-0.17(-0.68%)
Sep 20, 2011	24.44	24.75	24.25	24.59	13,233,447	+0.26(+1.06%)
Sep 19, 2011	24.24	24.44	24.16	24.34	8,408,967	-0.13(-0.54%)
Sep 16, 2011	24.28	24.50	24.19	24.47	14,231,627	+0.30(+1.24%)
Sep 15, 2011	24.07	24.19	23.98	24.17	8,343,488	+0.19(+0.79%)
Sep 14, 2011	23.87	24.12	23.81	23.98	10,459,259	+0.11(+0.46%)
Sep 13, 2011	23.72	23.88	23.54	23.87	8,133,086	+0.10(+0.44%)
Sep 12, 2011	23.27	23.77	23.24	23.77	10,506,508	+0.36(+1.55%)
Sep 09, 2011	23.63	23.63	23.28	23.40	10,499,149	-0.36(-1.50%)
Sep 08, 2011	23.67	23.88	23.60	23.76	8,231,776	+0.02(+0.10%)
Sep 07, 2011	23.76	23.79	23.61	23.74	9,595,615	+0.05(+0.19%)
Sep 06, 2011	23.32	23.70	23.16	23.69	16,270,690	+0.05(+0.19%)
Sep 02, 2011	23.43	23.70	23.42	23.65	11,318,247	+0.02(+0.10%)
Sep 01, 2011	23.76	23.78	23.59	23.62	7,910,789	-0.14(-0.58%)
Aug 31, 2011	23.73	23.79	23.64	23.76	12,154,138	+0.10(+0.44%)
Aug 30, 2011	23.57	23.73	23.54	23.66	9,962,370	+0.05(+0.19%)
Aug 29, 2011	23.59	23.73	23.40	23.61	10,042,944	+0.16(+0.66%)
Aug 26, 2011	23.42	23.51	23.01	23.46	10,869,103	-0.03(-0.15%)
Aug 25, 2011	23.67	23.67	23.31	23.49	10,170,555	-0.20(-0.82%)
Aug 24, 2011	23.32	23.73	23.31	23.69	13,798,427	+0.35(+1.50%)
Aug 23, 2011	23.05	23.34	22.90	23.34	13,737,686	+0.34(+1.50%)
Aug 22, 2011	23.22	23.22	22.90	22.99	11,859,996	+0.03(+0.12%)
Aug 19, 2011	22.96	23.17	22.90	22.96	10,953,667	-0.14(-0.60%)
Aug 18, 2011	23.05	23.28	22.86	23.10	16,594,267	-0.23(-0.98%)
Aug 17, 2011	23.21	23.47	23.13	23.33	11,046,619	+0.21(+0.89%)
Aug 16, 2011	22.98	23.17	22.84	23.12	9,122,021	-0.09(-0.40%)
Aug 15, 2011	22.66	23.23	22.59	23.22	12,528,224	+0.69(+3.06%)
Aug 12, 2011	22.78	22.82	22.40	22.53	14,292,551	-0.11(-0.51%)
Aug 11, 2011	22.01	22.80	21.91	22.64	20,115,800	+0.79(+3.63%)
Aug 10, 2011	21.81	22.28	21.59	21.85	21,437,040	-0.16(-0.73%)
Aug 09, 2011	22.57	22.21	20.53	22.01	37,256,324	-0.01(-0.05%)
Aug 08, 2011	22.57	23.01	21.92	22.02	32,798,448	-0.88(-3.86%)
Aug 05, 2011	22.60	22.96	22.52	22.90	24,512,422	+0.34(+1.50%)
Aug 04, 2011	22.63	22.97	22.55	22.57	18,628,308	-0.17(-0.73%)
Aug 03, 2011	22.69	22.80	22.59	22.73	10,158,935	+0.06(+0.25%)
Aug 02, 2011	22.72	22.86	22.67	22.68	9,482,149	-0.11(-0.48%)
Aug 01, 2011	22.86	22.93	22.66	22.78	7,257,581	+0.07(+0.30%)
Jul 29, 2011	22.77	22.82	22.65	22.72	9,351,250	-0.13(-0.55%)
Jul 28, 2011	22.97	22.97	22.82	22.84	8,772,536	+0.02(+0.08%)
Jul 27, 2011	22.88	23.17	22.72	22.82	14,443,586	-0.03(-0.15%)
Jul 26, 2011	22.87	22.93	22.77	22.86	6,522,672	-0.03(-0.12%)
Jul 25, 2011	22.79	22.98	22.75	22.89	6,275,982	-0.15(-0.67%)
Jul 22, 2011	23.17	23.19	23.00	23.04	5,330,445	-0.12(-0.54%)
Jul 21, 2011	22.99	23.20	22.96	23.16	7,661,170	+0.27(+1.19%)
Jul 20, 2011	22.85	22.96	22.79	22.89	5,901,513	+0.03(+0.15%)
Jul 19, 2011	22.79	22.92	22.61	22.86	5,126,140	+0.15(+0.68%)
Jul 18, 2011	22.77	22.81	22.66	22.70	6,013,035	-0.13(-0.57%)
Jul 15, 2011	22.79	22.88	22.73	22.83	5,996,822	+0.07(+0.30%)
Jul 14, 2011	22.86	22.95	22.75	22.77	5,734,437	-0.12(-0.55%)
Jul 13, 2011	23.01	23.03	22.86	22.89	5,834,718	+0.00(+0.00%)
Jul 12, 2011	22.72	23.00	22.71	22.89	6,846,263	+0.10(+0.45%)
Jul 11, 2011	22.74	22.89	22.65	22.79	7,322,754	-0.10(-0.42%)
Jul 08, 2011	22.86	22.94	22.81	22.89	5,506,370	-0.10(-0.42%)
Jul 07, 2011	23.16	23.19	22.86	22.98	7,624,682	-0.09(-0.39%)
Jul 06, 2011	23.04	23.15	22.90	23.07	5,331,167	+0.03(+0.12%)
Jul 05, 2011	23.07	23.16	22.97	23.04	6,323,896	-0.07(-0.32%)
Jul 01, 2011	22.94	23.14	22.88	23.12	5,537,175	+0.19(+0.84%)
Jun 30, 2011	22.90	22.94	22.74	22.93	6,135,647	+0.08(+0.35%)
Jun 29, 2011	22.83	22.88	22.76	22.85	6,803,928	+0.02(+0.07%)
Jun 28, 2011	22.68	22.85	22.60	22.83	7,492,178	+0.24(+1.06%)
Jun 27, 2011	22.41	22.66	22.41	22.59	5,601,292	+0.20(+0.91%)
Jun 24, 2011	22.45	22.59	22.39	22.39	7,516,240	+0.05(+0.23%)
Jun 23, 2011	22.36	22.38	22.17	22.33	8,148,010	-0.12(-0.56%)
Jun 22, 2011	22.61	22.61	22.45	22.46	5,178,064	-0.17(-0.75%)
Jun 21, 2011	22.74	22.74	22.51	22.63	11,746,888	-0.08(-0.35%)
Jun 20, 2011	22.68	22.71	22.65	22.71	4,859,618	+0.11(+0.48%)
Jun 17, 2011	22.65	22.77	22.56	22.60	8,196,960	+0.09(+0.38%)
Jun 16, 2011	22.33	22.59	22.33	22.52	5,622,625	+0.19(+0.84%)
Jun 15, 2011	22.43	22.61	22.28	22.33	6,181,504	-0.19(-0.83%)
Jun 14, 2011	22.63	22.64	22.46	22.52	5,420,263	+0.01(+0.03%)
Jun 13, 2011	22.39	22.60	22.32	22.51	5,135,750	+0.18(+0.81%)
Jun 10, 2011	22.36	22.47	22.31	22.33	5,201,041	-0.11(-0.51%)
Jun 09, 2011	22.48	22.51	22.32	22.44	5,171,242	-0.03(-0.13%)
Jun 08, 2011	22.38	22.52	22.28	22.47	7,255,328	+0.14(+0.61%)
Jun 07, 2011	22.38	22.52	22.33	22.33	5,475,664	+0.00(+0.00%)
Jun 06, 2011	22.49	22.49	22.24	22.33	4,662,963	-0.02(-0.08%)
Jun 03, 2011	22.34	22.49	22.27	22.35	5,455,954	-0.42(-1.85%)
May 24, 2011	22.81	22.83	22.65	22.77	3,959,077	-0.01(-0.02%)
May 23, 2011	22.75	22.97	22.75	22.78	5,611,516	-0.20(-0.87%)
May 20, 2011	23.15	23.18	22.95	22.98	7,194,871	-0.20(-0.86%)
May 19, 2011	23.03	23.20	22.98	23.18	7,639,659	+0.19(+0.82%)
May 18, 2011	23.02	23.05	22.85	22.99	6,180,881	-0.06(-0.27%)
May 17, 2011	22.83	23.11	22.79	23.05	8,332,615	+0.19(+0.84%)
May 16, 2011	22.92	23.10	22.82	22.86	6,433,652	-0.13(-0.57%)
May 13, 2011	22.95	23.03	22.82	22.99	6,474,676	+0.04(+0.17%)
May 12, 2011	22.69	22.97	22.64	22.95	8,631,357	+0.24(+1.08%)
May 11, 2011	22.58	22.75	22.52	22.70	9,303,465	+0.05(+0.20%)
May 10, 2011	22.55	22.68	22.46	22.66	6,920,863	+0.11(+0.48%)
May 09, 2011	22.40	22.57	22.33	22.55	6,404,164	+0.12(+0.56%)
May 06, 2011	22.43	22.48	22.30	22.43	6,637,118	+0.12(+0.53%)
May 05, 2011	22.40	22.42	22.21	22.31	8,654,455	-0.13(-0.58%)
May 04, 2011	22.31	22.57	22.27	22.44	10,761,313	+0.13(+0.59%)
May 03, 2011	22.10	22.32	22.06	22.31	15,533,551	+0.14(+0.61%)
May 02, 2011	22.16	22.18	22.15	22.17	5,745,485	+0.01(+0.03%)
Apr 29, 2011	21.95	22.17	21.95	22.16	6,316,176	+0.11(+0.49%)
Apr 28, 2011	21.86	22.07	21.83	22.06	7,609,692	+0.23(+1.07%)
Apr 27, 2011	21.72	21.87	21.65	21.82	9,139,495	+0.16(+0.75%)
Apr 26, 2011	21.67	21.73	21.61	21.66	8,127,442	+0.05(+0.23%)
Apr 25, 2011	21.63	21.65	21.54	21.61	3,501,431	-0.02(-0.08%)
Apr 21, 2011	21.64	21.64	21.50	21.63	3,554,382	+0.04(+0.18%)
Apr 20, 2011	21.58	21.65	21.49	21.59	5,907,999	+0.17(+0.79%)
Apr 19, 2011	21.46	21.48	21.38	21.42	4,951,241	-0.05(-0.24%)
Apr 18, 2011	21.39	21.51	21.27	21.47	7,120,280	-0.03(-0.13%)
Apr 15, 2011	21.32	21.59	21.24	21.50	8,490,212	+0.27(+1.29%)
Apr 14, 2011	21.03	21.27	20.99	21.22	6,709,245	+0.15(+0.69%)
Apr 13, 2011	21.08	21.23	21.04	21.08	5,350,333	+0.06(+0.27%)
Apr 12, 2011	21.15	21.19	21.02	21.02	7,146,819	-0.17(-0.79%)
Apr 11, 2011	21.46	21.52	21.09	21.19	9,878,617	-0.35(-1.61%)
Apr 08, 2011	21.73	21.73	21.46	21.54	5,502,597	-0.17(-0.80%)
Apr 07, 2011	21.64	21.73	21.54	21.71	6,103,546	+0.02(+0.10%)
Apr 06, 2011	21.49	21.70	21.48	21.69	5,583,025	+0.23(+1.07%)
Apr 05, 2011	21.47	21.57	21.45	21.46	5,238,529	-0.03(-0.13%)
Apr 04, 2011	21.50	21.52	21.44	21.49	4,557,700	+0.00(+0.00%)
Apr 01, 2011	21.40	21.49	21.32	21.49	5,972,252	+0.11(+0.52%)
Mar 31, 2011	21.32	21.42	21.27	21.37	5,004,839	-0.01(-0.03%)
Mar 30, 2011	21.38	21.38	21.38	21.38	5,122,725	+0.24(+1.11%)
Mar 29, 2011	21.05	21.15	20.95	21.14	4,548,625	+0.08(+0.40%)
Mar 28, 2011	21.09	21.17	21.00	21.06	4,655,648	-0.02(-0.08%)
Mar 25, 2011	21.09	21.15	21.05	21.08	3,565,141	+0.02(+0.11%)
Mar 24, 2011	21.07	21.14	20.95	21.05	3,684,535	+0.03(+0.13%)
Mar 23, 2011	20.94	21.03	20.87	21.03	3,718,814	+0.06(+0.27%)
Mar 22, 2011	20.98	21.07	20.94	20.97	5,954,169	-0.02(-0.08%)
Mar 21, 2011	20.94	21.01	20.94	20.99	5,059,495	+0.24(+1.14%)
Mar 18, 2011	20.89	21.03	20.70	20.75	10,637,199	+0.07(+0.35%)
Mar 17, 2011	20.80	20.80	20.52	20.68	9,198,476	+0.03(+0.14%)
Mar 16, 2011	20.72	20.87	20.48	20.65	12,756,202	-0.11(-0.51%)
Mar 15, 2011	20.78	21.12	20.73	20.76	19,491,466	-0.36(-1.70%)
Mar 14, 2011	21.26	21.26	21.05	21.12	9,988,399	-0.35(-1.65%)
Mar 11, 2011	21.55	21.66	21.41	21.47	5,710,169	-0.07(-0.34%)
Mar 10, 2011	21.47	21.66	21.41	21.54	9,304,041	-0.06(-0.26%)
Mar 09, 2011	21.52	21.64	21.41	21.60	5,755,765	+0.07(+0.31%)
Mar 08, 2011	21.44	21.59	21.43	21.53	6,347,170	+0.18(+0.84%)
Mar 07, 2011	21.37	21.47	21.32	21.35	6,812,847	+0.06(+0.26%)
Mar 04, 2011	21.37	21.45	21.16	21.30	5,462,812	-0.13(-0.63%)
Mar 03, 2011	21.31	21.44	21.27	21.43	4,705,935	+0.21(+1.00%)
Mar 02, 2011	21.15	21.25	21.09	21.22	4,703,640	+0.07(+0.32%)
Mar 01, 2011	21.28	21.40	21.14	21.15	6,229,306	-0.22(-1.05%)
Feb 28, 2011	21.42	21.42	21.22	21.37	8,189,731	+0.03(+0.13%)
Feb 25, 2011	21.27	21.35	21.14	21.35	4,802,331	+0.17(+0.82%)
Feb 24, 2011	21.15	21.27	21.13	21.17	5,865,621	-0.03(-0.13%)
Feb 23, 2011	21.23	21.28	21.15	21.20	6,644,466	-0.05(-0.24%)
Feb 22, 2011	21.10	21.31	21.10	21.25	6,420,049	+0.01(+0.05%)
Feb 18, 2011	21.24	21.36	21.13	21.24	7,254,687	+0.03(+0.13%)
Feb 17, 2011	21.29	21.40	21.20	21.21	7,478,235	-0.03(-0.16%)
Feb 16, 2011	21.40	21.41	21.09	21.24	6,392,687	-0.15(-0.68%)
Feb 15, 2011	21.21	21.41	21.19	21.39	6,071,109	+0.10(+0.45%)
Feb 14, 2011	21.38	21.38	21.08	21.30	6,534,683	-0.03(-0.16%)
Feb 11, 2011	21.07	21.42	21.04	21.33	11,096,848	+0.37(+1.77%)
Feb 10, 2011	21.06	21.09	20.90	20.96	6,036,103	-0.12(-0.59%)
Feb 09, 2011	20.95	21.14	20.89	21.08	6,615,804	+0.13(+0.62%)
Feb 08, 2011	21.01	21.02	20.89	20.95	6,752,700	-0.06(-0.29%)
Feb 07, 2011	20.94	21.03	20.87	21.01	5,153,379	+0.07(+0.35%)
Feb 04, 2011	21.07	21.08	20.78	20.94	5,376,175	-0.14(-0.67%)
Feb 03, 2011	20.92	21.12	20.84	21.08	7,047,441	+0.24(+1.14%)
Feb 02, 2011	20.95	21.00	20.79	20.84	7,050,786	-0.18(-0.84%)
Feb 01, 2011	20.97	21.02	20.79	21.02	6,855,245	+0.18(+0.85%)
Jan 31, 2011	20.99	21.05	20.80	20.84	6,695,516	-0.08(-0.40%)
Jan 28, 2011	21.11	21.24	20.89	20.93	8,097,952	-0.22(-1.02%)
Jan 27, 2011	21.15	21.20	21.03	21.14	9,969,181	+0.00(+0.00%)
Jan 26, 2011	21.31	21.35	21.11	21.14	10,977,368	-0.17(-0.78%)
Jan 25, 2011	21.28	21.43	21.24	21.31	9,307,090	+0.03(+0.16%)
Jan 24, 2011	21.24	21.30	21.21	21.28	8,343,580	+0.08(+0.39%)
Jan 21, 2011	21.34	21.34	21.17	21.19	9,600,236	-0.08(-0.39%)
Jan 20, 2011	21.37	21.49	21.24	21.28	9,111,688	-0.03(-0.13%)
Jan 19, 2011	21.29	21.42	21.27	21.30	9,826,050	+0.03(+0.13%)
Jan 18, 2011	21.26	21.32	21.23	21.28	6,558,837	-0.06(-0.26%)
Jan 14, 2011	21.19	21.33	21.12	21.33	5,379,341	+0.12(+0.57%)
Jan 13, 2011	21.09	21.23	21.03	21.21	5,717,295	+0.11(+0.53%)
Jan 12, 2011	21.02	21.15	20.98	21.10	4,043,642	+0.13(+0.63%)
Jan 11, 2011	20.94	21.03	20.85	20.97	5,730,711	+0.04(+0.21%)
Jan 10, 2011	20.97	21.01	20.83	20.92	19,620,982	-0.18(-0.84%)
Jan 07, 2011	21.07	21.11	20.92	21.10	18,283,448	+0.11(+0.50%)
Jan 06, 2011	21.12	21.16	20.90	20.99	21,585,242	-0.06(-0.26%)
Jan 05, 2011	21.26	21.30	21.04	21.05	7,894,131	-0.28(-1.32%)
Jan 04, 2011	21.22	21.35	21.12	21.33	7,352,805	+0.04(+0.21%)
Jan 03, 2011	21.26	21.33	21.15	21.29	6,209,556	+0.11(+0.50%)
Dec 31, 2010	21.23	21.27	21.15	21.18	3,377,653	-0.04(-0.18%)
Dec 30, 2010	21.24	21.29	21.17	21.22	3,001,711	-0.07(-0.31%)
Dec 29, 2010	21.33	21.33	21.18	21.29	2,940,028	+0.00(+0.00%)
Dec 28, 2010	21.20	21.29	21.15	21.29	2,469,909	+0.08(+0.37%)
Dec 27, 2010	21.15	21.29	21.14	21.21	2,307,330	+0.01(+0.05%)
Dec 23, 2010	21.20	21.24	21.14	21.20	3,045,002	+0.01(+0.05%)
Dec 22, 2010	21.21	21.29	21.16	21.19	4,475,891	-0.06(-0.26%)
Dec 21, 2010	21.26	21.28	21.15	21.24	4,235,084	+0.03(+0.16%)
Dec 20, 2010	21.04	21.25	21.03	21.21	7,839,190	+0.21(+1.00%)
Dec 17, 2010	20.89	21.05	20.85	21.00	11,923,583	+0.06(+0.29%)
Dec 16, 2010	20.95	20.99	20.85	20.94	7,506,752	+0.05(+0.24%)
Dec 15, 2010	20.95	21.00	20.86	20.89	5,854,552	-0.09(-0.42%)
Dec 14, 2010	20.97	21.04	20.93	20.98	7,046,548	-0.02(-0.11%)
Dec 13, 2010	20.95	21.05	20.94	21.00	5,173,706	+0.04(+0.21%)
Dec 10, 2010	21.03	21.10	20.91	20.95	4,542,183	-0.06(-0.29%)
Dec 09, 2010	20.83	21.05	20.78	21.02	5,472,974	+0.19(+0.93%)
Dec 08, 2010	21.04	21.06	20.74	20.82	8,108,137	-0.17(-0.82%)
Dec 07, 2010	21.23	21.25	20.97	20.99	5,112,577	-0.11(-0.50%)
Dec 06, 2010	21.07	21.16	21.05	21.10	4,835,001	-0.02(-0.11%)
Dec 03, 2010	21.04	21.18	20.94	21.12	7,497,403	+0.02(+0.11%)
Dec 02, 2010	21.21	21.21	21.04	21.10	6,624,123	-0.08(-0.39%)

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