Date	Open	High	Low	Close	Volume	Change (%)
Nov 30, 2011	22.46	22.70	22.31	22.54	24,005,070	+1.32(+6.22%)
Nov 29, 2011	21.13	21.36	21.05	21.22	8,852,656	+0.09(+0.44%)
Nov 28, 2011	21.08	21.27	21.01	21.13	9,549,807	+0.73(+3.58%)
Nov 25, 2011	20.45	20.73	20.40	20.40	5,462,368	-0.14(-0.68%)
Nov 23, 2011	20.80	20.87	20.49	20.54	18,778,022	-0.75(-3.50%)
Nov 22, 2011	21.37	21.54	21.19	21.28	13,183,839	-0.30(-1.39%)
Nov 21, 2011	21.61	21.68	21.33	21.58	12,240,269	-0.40(-1.84%)
Nov 18, 2011	22.06	22.22	21.95	21.99	9,135,403	-0.08(-0.35%)
Nov 17, 2011	22.25	22.43	21.90	22.06	13,603,385	-0.46(-2.02%)
Nov 16, 2011	22.50	22.93	22.47	22.52	9,412,307	-0.10(-0.43%)
Nov 15, 2011	22.61	22.78	22.41	22.62	9,747,270	+0.07(+0.30%)
Nov 14, 2011	22.73	22.79	22.50	22.55	6,762,379	-0.23(-1.00%)
Nov 11, 2011	22.62	22.93	22.62	22.78	11,270,592	+0.47(+2.11%)
Nov 10, 2011	22.35	22.47	21.94	22.31	10,947,696	+0.35(+1.58%)
Nov 09, 2011	23.13	22.45	21.86	21.96	20,786,212	-1.17(-5.08%)
Nov 08, 2011	23.12	23.23	22.80	23.13	10,973,491	+0.36(+1.59%)
Nov 07, 2011	22.49	22.80	22.46	22.77	15,388,590	+0.08(+0.34%)
Nov 04, 2011	22.43	22.77	22.32	22.69	10,588,744	-0.09(-0.39%)
Nov 03, 2011	22.69	22.84	22.34	22.78	11,937,576	+0.32(+1.41%)
Nov 02, 2011	22.21	22.59	22.18	22.47	19,449,142	+0.57(+2.62%)
Nov 01, 2011	21.48	22.16	21.38	21.89	29,320,690	-0.75(-3.30%)
Oct 31, 2011	22.98	23.20	22.62	22.64	16,799,058	-0.68(-2.90%)
Oct 28, 2011	23.00	23.34	22.99	23.32	15,701,104	+0.04(+0.15%)
Oct 27, 2011	23.15	23.49	22.94	23.28	26,185,824	+0.40(+1.75%)
Oct 26, 2011	22.53	22.95	22.20	22.88	35,174,740	+0.58(+2.60%)
Oct 25, 2011	22.27	22.55	21.95	22.30	33,514,874	+0.86(+4.02%)
Oct 24, 2011	21.17	21.58	21.17	21.44	18,759,260	-0.26(-1.20%)
Oct 21, 2011	21.30	21.76	21.27	21.70	21,145,010	+0.53(+2.49%)
Oct 20, 2011	20.91	21.27	20.63	21.17	19,875,314	+0.28(+1.32%)
Oct 19, 2011	21.17	21.28	20.82	20.90	15,490,423	-0.17(-0.80%)
Oct 18, 2011	20.84	21.20	20.54	21.07	15,718,637	+0.48(+2.34%)
Oct 17, 2011	20.92	20.92	20.45	20.59	20,306,732	+0.15(+0.73%)
Oct 14, 2011	20.22	20.45	20.07	20.44	11,318,181	+0.58(+2.92%)
Oct 13, 2011	19.57	19.95	19.46	19.86	11,331,728	+0.06(+0.31%)
Oct 12, 2011	19.88	20.12	19.79	19.80	14,543,115	+0.14(+0.70%)
Oct 11, 2011	19.35	19.67	19.34	19.66	15,234,142	+0.03(+0.13%)
Oct 10, 2011	19.37	19.64	19.27	19.63	12,888,696	+0.61(+3.23%)
Oct 07, 2011	19.12	19.21	18.87	19.02	23,465,796	+0.17(+0.90%)
Oct 06, 2011	18.60	18.86	18.60	18.85	24,339,168	+0.04(+0.22%)
Oct 05, 2011	18.29	18.87	18.17	18.81	17,207,114	+0.66(+3.61%)
Oct 04, 2011	17.73	18.18	17.23	18.15	31,228,290	+0.10(+0.57%)
Oct 03, 2011	18.40	18.55	18.02	18.05	19,743,780	-0.44(-2.36%)
Sep 30, 2011	18.61	18.81	18.46	18.48	17,990,814	-0.48(-2.54%)
Sep 29, 2011	19.07	19.11	18.64	18.97	15,570,347	+0.30(+1.59%)
Sep 28, 2011	19.41	19.51	18.66	18.67	15,793,862	-0.77(-3.98%)
Sep 27, 2011	19.46	19.71	19.33	19.44	18,782,010	+0.52(+2.73%)
Sep 26, 2011	18.57	18.94	18.27	18.92	16,463,095	+0.55(+2.98%)
Sep 23, 2011	18.04	18.44	17.99	18.38	17,391,478	+0.07(+0.36%)
Sep 22, 2011	18.23	18.38	18.06	18.31	23,046,840	-0.60(-3.17%)
Sep 21, 2011	19.69	19.74	18.90	18.91	15,958,570	-0.96(-4.82%)
Sep 20, 2011	19.93	20.19	19.70	19.87	11,555,068	+0.08(+0.41%)
Sep 19, 2011	19.77	19.93	19.55	19.79	15,746,989	-0.55(-2.72%)
Sep 16, 2011	20.20	20.35	20.16	20.34	20,095,892	+0.09(+0.43%)
Sep 15, 2011	20.00	20.29	19.93	20.25	28,433,332	+0.63(+3.21%)
Sep 14, 2011	19.47	19.78	19.10	19.62	36,993,656	+0.94(+5.05%)
Sep 13, 2011	18.54	18.83	18.42	18.68	22,834,372	+0.01(+0.06%)
Sep 12, 2011	18.06	18.69	18.04	18.67	20,034,412	+0.22(+1.19%)
Sep 09, 2011	18.69	18.79	18.42	18.45	20,335,650	-0.55(-2.91%)
Sep 08, 2011	18.99	19.29	18.95	19.00	12,217,469	-0.11(-0.56%)
Sep 07, 2011	18.96	19.15	18.86	19.11	13,824,401	+0.46(+2.47%)
Sep 06, 2011	18.03	18.66	18.01	18.65	25,420,214	-0.07(-0.38%)
Sep 02, 2011	18.47	18.81	18.41	18.72	39,437,044	-0.65(-3.33%)
Sep 01, 2011	19.85	19.86	19.27	19.37	45,241,292	-0.82(-4.06%)
Aug 31, 2011	20.12	20.35	20.08	20.19	15,569,638	+0.00(+0.00%)
Aug 30, 2011	19.91	20.24	19.66	20.19	14,040,187	+0.07(+0.36%)
Aug 29, 2011	19.87	20.11	19.83	20.11	9,640,552	+0.54(+2.78%)
Aug 26, 2011	19.08	19.70	18.86	19.57	24,742,970	+0.37(+1.92%)
Aug 25, 2011	19.73	19.84	19.12	19.20	40,095,516	-1.07(-5.26%)
Aug 24, 2011	20.21	20.47	19.97	20.27	12,617,857	-0.14(-0.70%)
Aug 23, 2011	20.05	20.41	19.88	20.41	16,316,707	+0.76(+3.86%)
Aug 22, 2011	20.38	20.38	19.60	19.65	16,432,421	-0.06(-0.29%)
Aug 19, 2011	19.84	20.26	19.68	19.71	20,763,938	-0.44(-2.19%)
Aug 18, 2011	20.49	20.52	19.96	20.15	27,879,842	-0.81(-3.86%)
Aug 17, 2011	21.06	21.31	20.88	20.96	15,825,514	-0.04(-0.17%)
Aug 16, 2011	20.83	21.22	20.70	21.00	15,072,474	-0.35(-1.63%)
Aug 15, 2011	20.82	21.34	20.80	21.34	23,221,204	+0.76(+3.68%)
Aug 12, 2011	20.05	20.66	20.02	20.59	34,328,896	+0.24(+1.18%)
Aug 11, 2011	19.67	20.56	19.47	20.34	45,091,236	+0.72(+3.68%)
Aug 10, 2011	20.26	20.28	19.61	19.62	28,380,980	-0.87(-4.25%)
Aug 09, 2011	20.39	20.49	19.39	20.49	29,487,482	+0.92(+4.71%)
Aug 08, 2011	20.39	20.68	19.53	19.57	33,093,390	-1.40(-6.69%)
Aug 05, 2011	21.00	21.18	20.32	20.97	33,947,808	+0.21(+1.01%)
Aug 04, 2011	21.54	21.56	20.71	20.76	26,735,576	-1.36(-6.16%)
Aug 03, 2011	22.13	22.18	21.69	22.13	20,710,060	-0.01(-0.02%)
Aug 02, 2011	22.52	22.68	22.11	22.13	23,031,504	-0.77(-3.37%)
Aug 01, 2011	23.06	23.36	22.70	22.90	16,846,584	-0.16(-0.68%)
Jul 29, 2011	22.69	23.31	22.66	23.06	21,123,118	+0.20(+0.87%)
Jul 28, 2011	22.66	23.03	22.59	22.86	23,318,830	+0.07(+0.29%)
Jul 27, 2011	23.14	23.15	22.70	22.80	24,689,398	-0.64(-2.73%)
Jul 26, 2011	23.29	23.67	23.07	23.44	27,257,586	-0.30(-1.26%)
Jul 25, 2011	23.47	23.90	23.41	23.74	24,714,330	+0.29(+1.23%)
Jul 22, 2011	23.47	23.50	23.29	23.45	12,221,781	+0.08(+0.35%)
Jul 21, 2011	23.35	23.49	23.25	23.37	15,346,501	+0.14(+0.61%)
Jul 20, 2011	23.19	23.35	23.08	23.22	16,916,550	+0.41(+1.78%)
Jul 19, 2011	22.62	22.85	22.59	22.82	10,917,866	+0.33(+1.47%)
Jul 18, 2011	22.33	22.57	22.26	22.49	13,731,965	-0.01(-0.04%)
Jul 15, 2011	22.57	22.66	22.36	22.50	19,367,340	-0.01(-0.02%)
Jul 14, 2011	22.69	22.82	22.38	22.50	23,839,266	+0.30(+1.37%)
Jul 13, 2011	22.09	22.47	22.08	22.20	19,496,972	+0.17(+0.76%)
Jul 12, 2011	22.00	22.18	21.98	22.03	22,246,884	-0.22(-0.98%)
Jul 11, 2011	22.11	22.39	22.10	22.25	15,289,782	-0.34(-1.51%)
Jul 08, 2011	22.47	22.64	22.37	22.59	10,129,604	-0.02(-0.07%)
Jul 07, 2011	22.49	22.70	22.46	22.60	13,075,475	+0.32(+1.43%)
Jul 06, 2011	22.06	22.32	21.98	22.29	18,212,158	-0.15(-0.68%)
Jul 05, 2011	22.67	22.75	22.37	22.44	14,116,567	-0.21(-0.92%)
Jul 01, 2011	22.30	22.67	22.22	22.65	15,702,089	+0.17(+0.75%)
Jun 30, 2011	22.06	22.48	22.26	22.48	15,745,270	+0.42(+1.89%)
Jun 29, 2011	21.83	22.11	21.71	22.06	11,727,518	+0.36(+1.66%)
Jun 28, 2011	21.61	21.79	21.57	21.70	10,586,829	+0.26(+1.21%)
Jun 27, 2011	21.22	21.57	21.17	21.44	10,788,203	+0.18(+0.84%)
Jun 24, 2011	21.46	21.51	21.23	21.27	17,118,004	-0.35(-1.60%)
Jun 23, 2011	21.36	21.63	21.18	21.61	27,406,154	-0.27(-1.23%)
Jun 22, 2011	21.80	22.03	21.78	21.88	16,323,956	-0.15(-0.67%)
Jun 21, 2011	21.83	22.08	21.76	22.03	15,348,779	+0.79(+3.73%)
Jun 20, 2011	21.18	21.31	21.17	21.23	11,211,955	-0.16(-0.76%)
Jun 17, 2011	21.37	21.42	21.20	21.40	14,565,751	+0.18(+0.86%)
Jun 16, 2011	21.05	21.41	20.94	21.21	20,383,128	-0.08(-0.36%)
Jun 15, 2011	21.67	21.75	21.25	21.29	17,186,384	-0.77(-3.50%)
Jun 14, 2011	22.04	22.12	21.95	22.06	10,958,361	+0.40(+1.83%)
Jun 13, 2011	21.85	21.91	21.50	21.67	11,105,440	-0.20(-0.91%)
Jun 10, 2011	22.26	22.27	21.76	21.86	12,359,735	-0.59(-2.62%)
Jun 09, 2011	22.24	22.52	22.19	22.45	7,858,661	+0.38(+1.72%)
Jun 08, 2011	22.16	22.32	22.05	22.07	11,762,301	-0.26(-1.16%)
Jun 07, 2011	22.54	22.59	22.33	22.33	12,056,823	+0.03(+0.14%)
Jun 06, 2011	22.71	22.79	22.24	22.30	13,347,371	-0.35(-1.55%)
Jun 03, 2011	22.38	22.84	22.36	22.65	9,440,262	+0.13(+0.59%)
May 24, 2011	22.46	22.73	22.39	22.52	14,139,875	+0.17(+0.77%)
May 23, 2011	22.41	22.44	22.16	22.35	15,502,929	-0.49(-2.16%)
May 20, 2011	22.74	22.89	22.46	22.84	25,940,014	+0.56(+2.53%)
May 19, 2011	22.27	22.37	22.10	22.27	15,107,415	+0.31(+1.43%)
May 18, 2011	21.70	21.99	21.63	21.96	11,993,531	+0.24(+1.10%)
May 17, 2011	21.72	21.80	21.49	21.72	14,268,464	+0.17(+0.80%)
May 16, 2011	21.70	21.87	21.45	21.55	22,748,112	-0.24(-1.09%)
May 13, 2011	22.04	22.13	21.70	21.79	17,528,342	-0.33(-1.49%)
May 12, 2011	22.01	22.26	21.82	22.12	14,624,028	-0.19(-0.86%)
May 11, 2011	22.70	22.70	22.21	22.31	12,491,859	-0.30(-1.35%)
May 10, 2011	22.44	22.62	22.37	22.61	11,738,987	+0.06(+0.25%)
May 09, 2011	22.38	22.62	22.31	22.56	14,725,842	+0.30(+1.33%)
May 06, 2011	21.88	22.65	21.88	22.26	33,814,808	+0.40(+1.84%)
May 05, 2011	22.12	22.21	21.75	21.86	21,982,956	-0.45(-2.03%)
May 04, 2011	22.61	22.62	22.27	22.31	21,043,560	-0.21(-0.94%)
May 03, 2011	22.87	22.93	22.34	22.52	24,246,864	-0.56(-2.44%)
May 02, 2011	23.05	23.12	23.01	23.09	11,323,607	-0.11(-0.48%)
Apr 29, 2011	23.25	23.33	23.14	23.20	13,670,611	-0.07(-0.30%)
Apr 28, 2011	23.18	23.37	23.13	23.27	14,390,288	-0.13(-0.54%)
Apr 27, 2011	23.55	23.56	23.10	23.39	24,497,900	+0.11(+0.45%)
Apr 26, 2011	23.10	23.31	23.06	23.29	15,687,765	+0.17(+0.74%)
Apr 25, 2011	23.11	23.20	23.00	23.12	17,162,690	-0.03(-0.11%)
Apr 21, 2011	23.33	23.33	23.06	23.14	14,414,474	+0.06(+0.26%)
Apr 20, 2011	23.15	23.20	23.02	23.08	18,730,602	+0.62(+2.75%)
Apr 19, 2011	22.36	22.53	22.34	22.46	10,516,899	+0.11(+0.47%)
Apr 18, 2011	22.26	22.44	22.14	22.36	15,784,327	-0.25(-1.09%)
Apr 15, 2011	22.60	22.68	22.46	22.60	18,398,294	-0.29(-1.27%)
Apr 14, 2011	22.77	22.98	22.75	22.90	18,585,056	+0.07(+0.31%)
Apr 13, 2011	23.09	23.13	22.78	22.83	13,917,067	+0.05(+0.22%)
Apr 12, 2011	23.16	23.20	22.68	22.78	17,980,512	-0.69(-2.94%)
Apr 11, 2011	23.57	23.72	23.41	23.46	13,327,851	-0.04(-0.15%)
Apr 08, 2011	23.84	23.86	23.49	23.50	17,686,890	-0.11(-0.45%)
Apr 07, 2011	23.52	23.62	23.39	23.61	11,777,340	+0.05(+0.19%)
Apr 06, 2011	23.38	23.62	23.33	23.56	15,180,157	+0.07(+0.28%)
Apr 05, 2011	23.33	23.65	23.31	23.49	17,285,860	+0.42(+1.83%)
Apr 04, 2011	23.21	23.22	22.94	23.07	13,942,922	+0.12(+0.50%)
Apr 01, 2011	22.73	23.11	22.69	22.96	21,820,178	+0.76(+3.44%)
Mar 31, 2011	22.15	22.31	22.12	22.19	22,516,662	-0.22(-0.99%)
Mar 30, 2011	22.41	22.41	22.41	22.41	23,094,074	-0.10(-0.45%)
Mar 29, 2011	22.57	22.70	22.38	22.51	36,371,692	-0.63(-2.74%)
Mar 28, 2011	23.25	23.37	23.11	23.15	15,996,128	-0.42(-1.77%)
Mar 25, 2011	23.32	23.70	23.29	23.57	16,959,078	+0.03(+0.13%)
Mar 24, 2011	23.46	23.63	23.28	23.54	23,028,978	+0.29(+1.25%)
Mar 23, 2011	23.01	23.31	23.00	23.24	12,391,118	+0.25(+1.07%)
Mar 22, 2011	23.14	23.15	22.93	23.00	10,755,119	-0.03(-0.13%)
Mar 21, 2011	22.92	23.08	22.90	23.03	10,628,666	+0.35(+1.53%)
Mar 18, 2011	22.80	22.85	22.62	22.68	17,259,818	+0.22(+0.96%)
Mar 17, 2011	22.31	22.58	22.15	22.46	17,527,984	+0.72(+3.33%)
Mar 16, 2011	22.06	22.29	21.51	21.74	23,653,660	-0.27(-1.21%)
Mar 15, 2011	22.02	22.16	21.98	22.01	28,914,744	-0.65(-2.88%)
Mar 14, 2011	22.71	22.78	22.37	22.66	18,449,136	-0.34(-1.49%)
Mar 11, 2011	22.64	23.10	22.64	23.00	27,688,386	+0.05(+0.20%)
Mar 10, 2011	23.37	23.38	22.95	22.96	20,088,040	-0.88(-3.69%)
Mar 09, 2011	23.87	23.91	23.72	23.84	10,094,955	-0.20(-0.84%)
Mar 08, 2011	24.01	24.13	23.86	24.04	12,954,587	-0.17(-0.71%)
Mar 07, 2011	24.65	24.68	24.19	24.21	15,893,693	-0.21(-0.84%)
Mar 04, 2011	24.30	24.45	24.07	24.41	15,828,704	+0.18(+0.73%)
Mar 03, 2011	24.13	24.25	24.03	24.24	12,082,073	+0.24(+0.98%)
Mar 02, 2011	23.96	24.15	23.86	24.00	15,638,738	+0.07(+0.29%)
Mar 01, 2011	24.31	24.44	23.88	23.93	15,663,381	-0.44(-1.80%)
Feb 28, 2011	24.43	24.47	24.23	24.37	10,715,482	+0.19(+0.77%)
Feb 25, 2011	23.91	24.21	23.86	24.18	11,103,906	+0.36(+1.52%)
Feb 24, 2011	24.15	24.24	23.82	23.82	17,886,940	-0.10(-0.42%)
Feb 23, 2011	23.82	24.11	23.80	23.92	19,766,630	+0.28(+1.17%)
Feb 22, 2011	23.87	24.25	23.58	23.65	27,525,948	-0.45(-1.88%)
Feb 18, 2011	24.18	24.19	23.95	24.10	17,131,032	-0.09(-0.35%)
Feb 17, 2011	23.87	24.27	23.84	24.18	20,702,926	+0.40(+1.69%)
Feb 16, 2011	23.55	23.78	23.52	23.78	17,043,620	+0.13(+0.53%)
Feb 15, 2011	23.63	23.81	23.59	23.66	28,711,320	+0.18(+0.77%)
Feb 14, 2011	23.05	23.53	23.02	23.47	20,581,944	+0.45(+1.94%)
Feb 11, 2011	22.88	23.13	22.86	23.03	13,116,436	-0.07(-0.28%)
Feb 10, 2011	22.95	23.20	22.91	23.09	12,260,979	+0.05(+0.22%)
Feb 09, 2011	23.25	23.31	22.97	23.04	14,020,622	-0.27(-1.16%)
Feb 08, 2011	23.17	23.37	23.02	23.31	13,492,009	+0.12(+0.54%)
Feb 07, 2011	23.21	23.24	23.07	23.19	16,384,495	+0.25(+1.11%)
Feb 04, 2011	23.09	23.12	22.84	22.94	21,768,872	-0.27(-1.18%)
Feb 03, 2011	23.30	23.34	23.02	23.21	19,920,026	-0.27(-1.17%)
Feb 02, 2011	23.75	23.80	23.42	23.48	19,814,164	-0.42(-1.77%)
Feb 01, 2011	23.30	23.96	23.22	23.91	42,014,600	+0.25(+1.07%)
Jan 31, 2011	23.18	23.68	23.02	23.65	26,243,148	+0.63(+2.73%)
Jan 28, 2011	23.26	23.30	22.84	23.02	18,441,954	-0.23(-1.01%)
Jan 27, 2011	23.37	23.46	23.13	23.26	17,264,116	-0.04(-0.17%)
Jan 26, 2011	23.40	23.47	23.04	23.30	33,583,384	-0.22(-0.95%)
Jan 25, 2011	23.60	23.64	23.42	23.52	20,738,720	-0.43(-1.81%)
Jan 24, 2011	23.52	24.00	23.52	23.96	14,338,055	+0.23(+0.99%)
Jan 21, 2011	23.93	24.09	23.62	23.72	19,264,038	+0.02(+0.08%)
Jan 20, 2011	23.71	23.85	23.32	23.70	23,166,512	-0.31(-1.31%)
Jan 19, 2011	24.57	24.61	23.87	24.02	20,769,096	-0.51(-2.09%)
Jan 18, 2011	24.39	24.61	24.26	24.53	31,706,902	-0.01(-0.04%)
Jan 14, 2011	23.70	24.66	23.61	24.54	70,643,352	+0.85(+3.60%)
Jan 13, 2011	24.05	24.07	23.65	23.69	27,806,356	-0.07(-0.31%)
Jan 12, 2011	23.57	23.77	23.47	23.76	20,030,620	+0.43(+1.84%)
Jan 11, 2011	23.21	23.46	23.02	23.33	18,520,920	+0.40(+1.74%)
Jan 10, 2011	22.64	22.98	22.50	22.94	22,407,754	-0.02(-0.11%)
Jan 07, 2011	22.92	23.12	22.77	22.96	16,139,981	-0.07(-0.32%)
Jan 06, 2011	23.58	23.60	22.92	23.03	25,201,056	-0.13(-0.58%)
Jan 05, 2011	23.11	23.22	22.96	23.17	23,808,476	+0.12(+0.52%)
Jan 04, 2011	23.08	23.25	22.82	23.05	40,212,260	+0.55(+2.46%)
Jan 03, 2011	22.37	22.81	22.34	22.50	27,565,718	+0.49(+2.22%)
Dec 31, 2010	21.87	22.09	21.78	22.01	8,607,135	+0.14(+0.64%)
Dec 30, 2010	21.80	21.96	21.64	21.87	10,147,760	-0.03(-0.14%)
Dec 29, 2010	21.78	21.97	21.77	21.90	10,331,624	-0.08(-0.36%)
Dec 28, 2010	21.93	22.02	21.92	21.98	6,526,707	+0.07(+0.32%)
Dec 27, 2010	21.91	21.92	21.74	21.91	5,613,464	-0.02(-0.07%)
Dec 23, 2010	21.87	21.98	21.86	21.92	10,819,350	+0.19(+0.89%)
Dec 22, 2010	21.64	21.78	21.52	21.73	8,423,301	+0.03(+0.16%)
Dec 21, 2010	21.81	21.86	21.68	21.69	9,673,540	-0.07(-0.32%)
Dec 20, 2010	21.80	21.80	21.52	21.76	15,254,566	+0.21(+0.99%)
Dec 17, 2010	21.71	21.80	21.51	21.55	13,078,320	-0.25(-1.14%)
Dec 16, 2010	21.87	21.93	21.72	21.80	20,609,492	-0.05(-0.25%)
Dec 15, 2010	22.12	22.29	21.57	21.85	33,989,724	-0.29(-1.31%)
Dec 14, 2010	22.34	22.34	21.95	22.14	34,707,356	+0.50(+2.33%)
Dec 13, 2010	21.66	21.82	21.63	21.64	12,873,645	+0.09(+0.44%)
Dec 10, 2010	21.38	21.60	21.37	21.55	13,280,433	+0.22(+1.05%)
Dec 09, 2010	21.51	21.59	21.21	21.32	16,000,910	-0.24(-1.11%)
Dec 08, 2010	21.72	21.73	21.36	21.56	13,174,720	+0.19(+0.89%)
Dec 07, 2010	21.62	21.67	21.35	21.37	16,974,038	+0.39(+1.85%)
Dec 06, 2010	20.97	21.39	20.95	20.98	19,975,578	+0.31(+1.49%)
Dec 03, 2010	20.66	20.74	20.45	20.67	16,095,605	+0.08(+0.41%)
Dec 02, 2010	20.32	20.64	20.31	20.59	20,523,790	+0.35(+1.72%)

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