Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	24.23	24.70	24.20	24.69	7,871,854	+0.88(+3.71%)
Nov 29, 2011	23.67	23.86	23.55	23.81	4,728,545	+0.29(+1.24%)
Nov 28, 2011	23.54	23.63	23.41	23.52	4,523,201	+0.37(+1.59%)
Nov 25, 2011	23.06	23.29	23.05	23.15	1,731,660	+0.06(+0.27%)
Nov 23, 2011	23.31	23.33	23.03	23.09	4,844,513	-0.28(-1.20%)
Nov 22, 2011	23.68	23.73	23.36	23.37	5,034,894	-0.31(-1.31%)
Nov 21, 2011	23.80	23.91	23.46	23.68	4,796,224	-0.32(-1.32%)
Nov 18, 2011	24.03	24.09	23.87	24.00	3,729,766	+0.14(+0.60%)
Nov 17, 2011	24.08	24.09	23.69	23.85	5,324,619	-0.19(-0.78%)
Nov 16, 2011	24.30	24.34	24.02	24.04	4,274,021	-0.37(-1.50%)
Nov 15, 2011	24.28	24.47	24.18	24.41	3,750,427	+0.09(+0.38%)
Nov 14, 2011	24.64	24.64	24.28	24.31	10,858,471	-0.28(-1.14%)
Nov 11, 2011	24.36	24.60	24.36	24.59	3,806,983	+0.42(+1.75%)
Nov 10, 2011	24.25	24.30	24.00	24.17	5,498,914	+0.26(+1.07%)
Nov 09, 2011	24.19	24.26	23.87	23.92	6,730,307	-0.48(-1.96%)
Nov 08, 2011	24.44	24.48	24.15	24.40	7,686,543	-0.06(-0.23%)
Nov 07, 2011	24.43	24.51	24.26	24.45	5,994,209	+0.04(+0.15%)
Nov 04, 2011	24.38	24.51	24.21	24.41	7,822,755	-0.10(-0.43%)
Nov 03, 2011	24.43	24.65	24.35	24.52	19,514,050	+0.32(+1.32%)
Nov 02, 2011	24.11	24.47	24.09	24.20	7,299,308	+0.39(+1.65%)
Nov 01, 2011	23.80	24.11	23.68	23.81	7,951,638	-0.35(-1.45%)
Oct 31, 2011	24.16	24.40	24.14	24.16	7,226,795	-0.09(-0.36%)
Oct 28, 2011	24.43	24.44	24.14	24.24	6,142,524	-0.18(-0.76%)
Oct 27, 2011	24.49	24.60	24.25	24.43	6,653,838	+0.57(+2.37%)
Oct 26, 2011	24.27	24.60	23.74	23.86	6,111,388	+0.09(+0.39%)
Oct 25, 2011	23.89	24.06	23.73	23.77	6,918,118	-0.25(-1.02%)
Oct 24, 2011	24.13	24.14	23.93	24.02	5,300,245	-0.05(-0.20%)
Oct 21, 2011	24.17	24.20	23.96	24.06	5,991,550	+0.10(+0.44%)
Oct 20, 2011	23.77	24.02	23.73	23.96	4,397,167	+0.30(+1.27%)
Oct 19, 2011	23.78	24.13	23.65	23.66	5,793,768	-0.06(-0.23%)
Oct 18, 2011	23.55	23.89	23.39	23.71	6,122,306	+0.15(+0.65%)
Oct 17, 2011	23.60	23.80	23.54	23.56	3,140,392	-0.22(-0.91%)
Oct 14, 2011	23.62	23.86	23.57	23.78	3,669,383	+0.22(+0.91%)
Oct 13, 2011	23.47	23.60	23.28	23.56	3,127,773	+0.06(+0.26%)
Oct 12, 2011	23.73	23.73	23.49	23.50	4,496,406	-0.06(-0.23%)
Oct 11, 2011	23.66	23.69	23.39	23.55	3,415,696	-0.17(-0.73%)
Oct 10, 2011	23.48	23.73	23.42	23.73	3,774,947	+0.52(+2.23%)
Oct 07, 2011	23.24	23.42	23.06	23.21	5,723,611	+0.07(+0.32%)
Oct 06, 2011	23.10	23.18	23.01	23.14	5,153,130	+0.36(+1.57%)
Oct 05, 2011	22.61	22.83	22.37	22.78	7,220,406	+0.23(+1.04%)
Oct 04, 2011	22.67	22.72	22.05	22.55	11,879,980	-0.30(-1.32%)
Oct 03, 2011	23.41	23.54	22.84	22.85	7,196,392	-0.54(-2.29%)
Sep 30, 2011	23.56	23.71	23.38	23.38	5,507,465	-0.28(-1.17%)
Sep 29, 2011	23.39	23.66	23.36	23.66	13,437,569	+0.47(+2.04%)
Sep 28, 2011	23.38	23.63	23.15	23.18	5,349,947	-0.12(-0.53%)
Sep 27, 2011	23.54	23.67	23.23	23.31	5,730,916	+0.08(+0.34%)
Sep 26, 2011	23.25	23.27	23.01	23.23	5,579,095	+0.20(+0.85%)
Sep 23, 2011	22.83	23.20	22.75	23.03	7,513,796	+0.23(+1.00%)
Sep 22, 2011	22.71	22.87	22.53	22.80	9,281,495	-0.23(-0.99%)
Sep 21, 2011	23.64	23.64	23.01	23.03	6,827,510	-0.53(-2.24%)
Sep 20, 2011	23.15	23.80	23.11	23.56	5,955,863	+0.48(+2.08%)
Sep 19, 2011	22.86	23.15	22.77	23.08	5,812,130	+0.01(+0.03%)
Sep 16, 2011	22.93	23.28	22.84	23.07	10,700,409	-0.07(-0.32%)
Sep 15, 2011	23.20	23.26	23.04	23.15	5,462,997	+0.11(+0.48%)
Sep 14, 2011	22.90	23.24	22.78	23.04	6,765,565	+0.20(+0.89%)
Sep 13, 2011	23.17	23.17	22.66	22.83	7,250,570	+0.01(+0.03%)
Sep 12, 2011	22.58	22.84	22.48	22.83	7,270,383	+0.20(+0.87%)
Sep 09, 2011	23.09	23.09	22.47	22.63	12,402,550	-0.55(-2.36%)
Sep 08, 2011	23.12	23.52	23.06	23.18	9,527,581	-0.34(-1.44%)
Sep 07, 2011	23.71	23.83	23.42	23.52	8,324,076	+0.07(+0.29%)
Sep 06, 2011	22.90	23.47	22.55	23.45	8,917,693	+0.09(+0.40%)
Sep 02, 2011	23.36	23.47	23.25	23.36	3,832,045	-0.24(-1.02%)
Sep 01, 2011	23.74	23.92	23.55	23.60	5,713,486	-0.16(-0.67%)
Aug 31, 2011	23.72	23.87	23.62	23.76	5,938,571	+0.11(+0.47%)
Aug 30, 2011	23.50	23.76	23.40	23.65	5,114,472	+0.12(+0.52%)
Aug 29, 2011	23.38	23.55	23.31	23.52	4,319,973	+0.42(+1.84%)
Aug 26, 2011	23.06	23.26	22.60	23.10	5,093,822	-0.02(-0.08%)
Aug 25, 2011	23.52	23.54	23.03	23.12	7,185,415	-0.38(-1.62%)
Aug 24, 2011	23.10	23.54	23.08	23.50	6,448,534	+0.41(+1.78%)
Aug 23, 2011	22.96	23.09	22.61	23.09	5,931,428	+0.31(+1.35%)
Aug 22, 2011	23.19	23.19	22.61	22.78	5,849,781	-0.01(-0.05%)
Aug 19, 2011	22.75	23.07	22.61	22.79	8,341,166	-0.12(-0.54%)
Aug 18, 2011	22.82	23.01	22.59	22.91	8,592,429	-0.35(-1.51%)
Aug 17, 2011	22.97	23.32	22.96	23.26	8,489,348	+0.39(+1.72%)
Aug 16, 2011	22.83	22.98	22.63	22.87	8,049,699	-0.18(-0.80%)
Aug 15, 2011	22.15	23.10	22.15	23.06	10,955,908	+1.06(+4.84%)
Aug 12, 2011	22.16	22.29	21.92	21.99	7,925,207	-0.01(-0.03%)
Aug 11, 2011	21.21	22.22	21.12	22.00	9,517,521	+0.92(+4.38%)
Aug 10, 2011	21.33	21.64	21.01	21.08	9,678,736	-0.49(-2.25%)
Aug 09, 2011	21.68	21.59	20.35	21.56	13,504,273	+0.71(+3.39%)
Aug 08, 2011	21.68	21.89	20.71	20.85	12,452,862	-1.15(-5.23%)
Aug 05, 2011	22.12	22.23	21.36	22.00	14,097,556	+0.13(+0.58%)
Aug 04, 2011	22.38	22.49	21.88	21.88	8,539,346	-0.66(-2.94%)
Aug 03, 2011	22.53	22.60	22.22	22.54	9,513,652	+0.00(+0.00%)
Aug 02, 2011	22.80	22.88	22.54	22.54	11,642,959	-0.44(-1.93%)
Aug 01, 2011	22.91	23.02	22.66	22.98	14,662,335	+0.60(+2.69%)
Jul 29, 2011	22.47	22.67	22.26	22.38	17,762,006	-0.18(-0.81%)
Jul 28, 2011	22.78	22.87	22.54	22.56	16,589,945	-0.32(-1.41%)
Jul 27, 2011	22.88	23.02	22.81	22.88	6,132,328	-0.01(-0.03%)
Jul 26, 2011	22.96	22.96	22.80	22.89	4,816,055	-0.02(-0.11%)
Jul 25, 2011	22.76	23.00	22.75	22.91	4,312,109	+0.02(+0.08%)
Jul 22, 2011	22.93	22.94	22.84	22.90	3,567,484	-0.19(-0.82%)
Jul 21, 2011	22.95	23.15	22.92	23.08	5,493,671	+0.26(+1.12%)
Jul 20, 2011	22.72	22.93	22.62	22.83	3,548,837	+0.13(+0.56%)
Jul 19, 2011	22.63	22.74	22.40	22.70	5,090,298	+0.17(+0.75%)
Jul 18, 2011	22.74	22.74	22.45	22.53	4,995,135	-0.22(-0.99%)
Jul 15, 2011	22.85	22.89	22.64	22.76	6,125,480	-0.05(-0.24%)
Jul 14, 2011	23.07	23.13	22.76	22.81	5,299,892	-0.24(-1.05%)
Jul 13, 2011	23.20	23.32	22.99	23.05	4,098,633	-0.12(-0.50%)
Jul 12, 2011	22.97	23.29	22.97	23.17	4,641,688	+0.15(+0.63%)
Jul 11, 2011	23.10	23.12	22.94	23.02	4,232,955	-0.26(-1.12%)
Jul 08, 2011	23.29	23.35	23.16	23.29	4,532,324	-0.10(-0.44%)
Jul 07, 2011	23.56	23.58	23.24	23.39	4,816,192	+0.01(+0.05%)
Jul 06, 2011	23.46	23.53	23.29	23.38	6,827,620	-0.01(-0.03%)
Jul 05, 2011	23.16	23.67	22.92	23.38	12,380,635	+0.20(+0.86%)
Jul 01, 2011	22.94	23.23	22.85	23.18	4,100,939	+0.30(+1.33%)
Jun 30, 2011	22.88	22.90	22.68	22.88	4,183,012	+0.07(+0.29%)
Jun 29, 2011	22.73	22.88	22.64	22.81	4,292,273	+0.08(+0.37%)
Jun 28, 2011	22.68	22.73	22.53	22.73	4,342,016	+0.08(+0.35%)
Jun 27, 2011	22.62	22.69	22.56	22.65	4,536,369	+0.12(+0.54%)
Jun 24, 2011	22.70	22.80	22.49	22.53	6,276,114	-0.12(-0.54%)
Jun 23, 2011	22.67	22.70	22.41	22.65	5,111,237	-0.17(-0.75%)
Jun 22, 2011	22.93	22.99	22.78	22.82	3,732,713	-0.18(-0.79%)
Jun 21, 2011	23.14	23.18	22.95	23.00	4,369,677	-0.02(-0.08%)
Jun 20, 2011	22.96	23.03	22.95	23.02	9,524,016	+0.16(+0.72%)
Jun 17, 2011	22.79	23.04	22.73	22.85	6,790,439	+0.18(+0.78%)
Jun 16, 2011	22.39	22.74	22.39	22.68	4,625,456	+0.26(+1.14%)
Jun 15, 2011	22.56	22.71	22.37	22.42	4,236,704	-0.24(-1.05%)
Jun 14, 2011	22.67	22.74	22.48	22.66	4,536,908	+0.12(+0.51%)
Jun 13, 2011	22.63	22.65	22.51	22.54	4,219,752	+0.01(+0.03%)
Jun 10, 2011	22.79	22.79	22.46	22.54	6,030,395	-0.21(-0.91%)
Jun 09, 2011	22.88	22.91	22.71	22.74	4,772,237	-0.12(-0.53%)
Jun 08, 2011	22.83	22.91	22.71	22.87	5,095,125	+0.05(+0.24%)
Jun 07, 2011	22.86	23.06	22.79	22.81	5,077,975	-0.01(-0.03%)
Jun 06, 2011	22.75	22.86	22.59	22.82	5,592,463	+0.04(+0.19%)
Jun 03, 2011	22.90	23.00	22.75	22.78	7,141,706	-0.81(-3.45%)
May 24, 2011	23.47	23.64	23.36	23.59	9,428,408	+0.28(+1.20%)
May 23, 2011	23.25	23.48	23.13	23.31	6,495,690	-0.10(-0.42%)
May 20, 2011	23.35	23.51	23.20	23.41	5,930,477	+0.04(+0.18%)
May 19, 2011	23.58	23.64	23.27	23.36	6,014,156	-0.16(-0.67%)
May 18, 2011	23.57	23.58	23.21	23.52	6,152,406	-0.07(-0.28%)
May 17, 2011	23.13	23.67	23.11	23.59	12,557,652	+0.69(+3.00%)
May 16, 2011	22.82	23.11	22.81	22.90	7,052,596	+0.09(+0.37%)
May 13, 2011	22.83	22.89	22.69	22.82	5,693,065	-0.03(-0.13%)
May 12, 2011	22.34	22.90	22.31	22.85	12,730,902	+0.47(+2.09%)
May 11, 2011	22.34	22.46	22.27	22.38	4,431,274	+0.01(+0.03%)
May 10, 2011	22.25	22.49	22.21	22.37	7,080,443	+0.22(+1.01%)
May 09, 2011	22.12	22.19	21.96	22.15	4,136,289	+0.09(+0.41%)
May 06, 2011	22.12	22.26	21.90	22.06	6,607,376	+0.08(+0.36%)
May 05, 2011	21.96	22.16	21.91	21.98	6,276,018	+0.01(+0.05%)
May 04, 2011	22.16	22.29	21.79	21.97	13,982,989	-0.19(-0.84%)
May 03, 2011	21.91	22.29	21.88	22.15	6,173,456	+0.25(+1.12%)
May 02, 2011	21.91	21.92	21.89	21.91	7,021,501	+0.04(+0.16%)
Apr 29, 2011	21.81	21.92	21.72	21.87	3,681,487	+0.06(+0.28%)
Apr 28, 2011	21.73	21.82	21.65	21.81	6,432,082	+0.09(+0.41%)
Apr 27, 2011	21.57	21.78	21.54	21.72	6,249,750	+0.21(+0.98%)
Apr 26, 2011	21.48	21.55	21.36	21.51	4,191,926	+0.17(+0.81%)
Apr 25, 2011	21.34	21.37	21.15	21.34	2,826,431	+0.06(+0.28%)
Apr 21, 2011	21.32	21.35	21.18	21.28	3,657,598	-0.02(-0.11%)
Apr 20, 2011	21.28	21.35	21.14	21.30	5,600,046	+0.24(+1.14%)
Apr 19, 2011	21.17	21.22	20.90	21.06	4,980,927	-0.11(-0.51%)
Apr 18, 2011	21.10	21.25	20.96	21.17	4,819,150	-0.09(-0.42%)
Apr 15, 2011	21.12	21.33	21.06	21.26	6,578,402	+0.17(+0.82%)
Apr 14, 2011	20.94	21.11	20.83	21.09	4,020,260	+0.15(+0.72%)
Apr 13, 2011	20.88	21.05	20.82	20.94	6,601,221	+0.20(+0.95%)
Apr 12, 2011	20.83	20.95	20.61	20.74	7,777,252	-0.11(-0.55%)
Apr 11, 2011	21.13	21.20	20.80	20.85	6,831,818	-0.32(-1.50%)
Apr 08, 2011	21.37	21.37	21.07	21.17	3,824,465	-0.10(-0.45%)
Apr 07, 2011	21.28	21.30	21.18	21.27	2,940,598	-0.06(-0.28%)
Apr 06, 2011	21.22	21.36	21.19	21.33	4,178,963	+0.16(+0.76%)
Apr 05, 2011	21.18	21.28	21.15	21.16	2,607,350	-0.09(-0.42%)
Apr 04, 2011	21.34	21.34	21.12	21.25	3,751,161	-0.04(-0.20%)
Apr 01, 2011	21.12	21.34	21.12	21.30	3,984,564	+0.23(+1.08%)
Mar 31, 2011	21.24	21.31	21.04	21.07	5,784,541	-0.22(-1.01%)
Mar 30, 2011	21.28	21.28	21.28	21.28	4,959,027	+0.24(+1.14%)
Mar 29, 2011	20.87	21.12	20.75	21.04	6,064,640	+0.25(+1.18%)
Mar 28, 2011	20.83	20.94	20.80	20.80	4,456,892	-0.01(-0.06%)
Mar 25, 2011	20.94	20.96	20.77	20.81	3,390,834	-0.06(-0.29%)
Mar 24, 2011	20.79	20.94	20.72	20.87	5,416,797	+0.19(+0.90%)
Mar 23, 2011	20.41	20.77	20.41	20.68	8,281,938	+0.20(+1.00%)
Mar 22, 2011	20.47	20.60	20.39	20.48	9,613,053	+0.06(+0.29%)
Mar 21, 2011	20.37	20.45	20.37	20.42	9,077,032	+0.15(+0.74%)
Mar 18, 2011	20.31	20.38	20.16	20.27	12,708,598	+0.13(+0.62%)
Mar 17, 2011	20.74	20.76	20.07	20.15	16,787,036	-0.38(-1.87%)
Mar 16, 2011	20.89	20.92	20.47	20.53	10,110,780	-0.41(-1.95%)
Mar 15, 2011	20.97	21.06	20.91	20.94	5,888,088	-0.25(-1.19%)
Mar 14, 2011	21.36	21.37	21.06	21.19	10,154,918	-0.28(-1.31%)
Mar 11, 2011	21.50	21.55	21.38	21.47	4,229,373	+0.04(+0.17%)
Mar 10, 2011	21.70	21.70	21.41	21.43	4,490,932	-0.33(-1.52%)
Mar 09, 2011	21.58	21.81	21.38	21.76	5,462,037	+0.19(+0.89%)
Mar 08, 2011	21.42	21.61	21.35	21.57	3,540,650	+0.22(+1.04%)
Mar 07, 2011	21.27	21.46	21.24	21.35	4,155,205	+0.17(+0.79%)
Mar 04, 2011	21.49	21.54	21.09	21.18	5,390,472	-0.38(-1.75%)
Mar 03, 2011	21.42	21.57	21.42	21.56	2,867,731	+0.22(+1.04%)
Mar 02, 2011	21.19	21.39	21.15	21.34	3,875,358	+0.17(+0.82%)
Mar 01, 2011	21.51	21.51	21.16	21.16	4,326,881	-0.29(-1.34%)
Feb 28, 2011	21.22	21.49	21.22	21.45	4,574,182	+0.30(+1.42%)
Feb 25, 2011	21.12	21.19	21.00	21.15	2,501,483	+0.10(+0.48%)
Feb 24, 2011	21.17	21.25	20.96	21.05	4,899,977	-0.16(-0.76%)
Feb 23, 2011	21.21	21.39	21.04	21.21	4,900,689	-0.14(-0.65%)
Feb 22, 2011	21.30	21.40	21.27	21.35	4,232,633	-0.09(-0.42%)
Feb 18, 2011	21.52	21.52	21.36	21.44	6,022,711	-0.05(-0.25%)
Feb 17, 2011	21.45	21.50	21.36	21.49	4,090,547	+0.05(+0.22%)
Feb 16, 2011	21.50	21.52	21.36	21.45	3,611,709	-0.04(-0.17%)
Feb 15, 2011	21.26	21.58	21.20	21.48	5,227,046	+0.19(+0.87%)
Feb 14, 2011	21.42	21.47	21.18	21.30	3,041,563	-0.20(-0.95%)
Feb 11, 2011	21.31	21.50	21.28	21.50	3,155,354	+0.14(+0.65%)
Feb 10, 2011	21.38	21.47	21.26	21.36	4,483,904	-0.07(-0.31%)
Feb 09, 2011	21.38	21.49	21.34	21.43	4,603,155	-0.05(-0.25%)
Feb 08, 2011	21.34	21.49	21.16	21.48	5,669,831	+0.15(+0.70%)
Feb 07, 2011	21.18	21.35	21.12	21.33	5,341,199	+0.25(+1.18%)
Feb 04, 2011	21.18	21.21	20.86	21.08	3,900,267	-0.12(-0.56%)
Feb 03, 2011	21.11	21.24	20.97	21.20	4,966,732	+0.08(+0.36%)
Feb 02, 2011	21.17	21.25	21.09	21.12	3,789,921	-0.15(-0.72%)
Feb 01, 2011	21.27	21.31	20.98	21.28	5,555,768	+0.16(+0.76%)
Jan 31, 2011	21.27	21.33	21.02	21.12	5,472,207	-0.11(-0.50%)
Jan 28, 2011	21.70	21.71	21.17	21.23	6,589,503	-0.49(-2.26%)
Jan 27, 2011	21.63	21.85	21.54	21.72	5,175,270	+0.17(+0.77%)
Jan 26, 2011	21.70	21.74	21.43	21.55	3,892,740	-0.15(-0.68%)
Jan 25, 2011	21.76	21.78	21.48	21.70	3,468,059	-0.05(-0.24%)
Jan 24, 2011	21.57	21.78	21.52	21.75	8,205,491	+0.18(+0.85%)
Jan 21, 2011	21.67	21.73	21.40	21.57	3,832,891	-0.02(-0.08%)
Jan 20, 2011	21.29	21.61	21.26	21.59	5,196,809	+0.31(+1.45%)
Jan 19, 2011	21.46	21.52	21.21	21.28	4,834,611	-0.15(-0.72%)
Jan 18, 2011	20.98	21.47	20.97	21.43	6,855,403	+0.45(+2.14%)
Jan 14, 2011	20.86	21.15	20.83	20.98	7,091,700	-0.13(-0.62%)
Jan 13, 2011	21.30	21.30	20.98	21.11	7,343,027	-0.17(-0.78%)
Jan 12, 2011	21.40	21.45	21.20	21.28	4,786,883	+0.02(+0.08%)
Jan 11, 2011	21.21	21.31	21.16	21.26	5,917,787	+0.09(+0.45%)
Jan 10, 2011	21.27	21.28	21.06	21.17	4,408,538	-0.14(-0.67%)
Jan 07, 2011	21.44	21.47	21.14	21.31	4,608,572	-0.08(-0.39%)
Jan 06, 2011	21.34	21.42	21.10	21.39	6,032,116	+0.11(+0.50%)
Jan 05, 2011	21.46	21.52	21.26	21.28	6,985,000	-0.33(-1.51%)
Jan 04, 2011	21.56	21.72	21.34	21.61	5,565,802	+0.20(+0.94%)
Jan 03, 2011	21.47	21.49	21.31	21.41	3,179,382	+0.11(+0.53%)
Dec 31, 2010	21.33	21.41	21.27	21.30	2,174,719	-0.04(-0.19%)
Dec 30, 2010	21.40	21.46	21.31	21.34	2,290,975	-0.04(-0.19%)
Dec 29, 2010	21.41	21.46	21.33	21.38	2,682,782	+0.04(+0.19%)
Dec 28, 2010	21.23	21.41	21.17	21.34	2,311,865	+0.10(+0.47%)
Dec 27, 2010	21.23	21.31	21.07	21.24	2,046,391	-0.02(-0.11%)
Dec 23, 2010	21.27	21.30	21.12	21.26	3,047,585	-0.02(-0.11%)
Dec 22, 2010	21.23	21.36	21.18	21.28	3,880,840	+0.09(+0.45%)
Dec 21, 2010	21.36	21.39	21.14	21.19	3,485,217	-0.09(-0.44%)
Dec 20, 2010	21.39	21.43	21.16	21.28	4,807,691	-0.02(-0.08%)
Dec 17, 2010	21.25	21.32	21.07	21.30	6,371,756	-0.04(-0.17%)
Dec 16, 2010	21.22	21.35	21.13	21.34	4,144,420	+0.20(+0.92%)
Dec 15, 2010	21.34	21.42	21.13	21.14	4,155,794	-0.21(-1.00%)
Dec 14, 2010	21.29	21.55	21.27	21.36	3,741,124	+0.12(+0.59%)
Dec 13, 2010	21.15	21.31	21.08	21.23	3,948,385	+0.14(+0.65%)
Dec 10, 2010	21.07	21.17	20.96	21.10	3,906,347	+0.16(+0.76%)
Dec 09, 2010	20.85	20.96	20.71	20.94	4,465,792	+0.17(+0.83%)
Dec 08, 2010	20.98	21.07	20.67	20.76	7,498,459	-0.20(-0.96%)
Dec 07, 2010	21.32	21.37	20.95	20.97	4,910,167	-0.22(-1.06%)
Dec 06, 2010	21.18	21.30	21.16	21.19	3,556,140	-0.11(-0.53%)
Dec 03, 2010	21.33	21.46	21.21	21.30	4,310,287	-0.05(-0.25%)
Dec 02, 2010	21.47	21.51	21.23	21.36	6,972,461	-0.19(-0.88%)

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