Date	Open	High	Low	Close	Volume	Change (%)
Jan 31, 2012	21.52	21.58	21.35	21.45	3,460,621	-0.02(-0.10%)
Jan 30, 2012	21.52	21.52	21.22	21.47	3,546,910	-0.11(-0.53%)
Jan 27, 2012	21.57	21.73	21.51	21.59	2,969,890	-0.04(-0.16%)
Jan 26, 2012	21.71	21.83	21.54	21.62	3,356,615	-0.06(-0.26%)
Jan 25, 2012	21.52	21.71	21.38	21.68	4,465,663	+0.10(+0.46%)
Jan 24, 2012	21.53	21.66	21.49	21.58	3,157,917	+0.01(+0.03%)
Jan 23, 2012	21.52	21.60	21.39	21.57	3,043,208	+0.04(+0.20%)
Jan 20, 2012	21.41	21.58	21.33	21.53	6,047,697	+0.16(+0.73%)
Jan 19, 2012	21.30	21.44	21.14	21.37	5,321,004	+0.12(+0.57%)
Jan 18, 2012	21.23	21.31	21.11	21.25	4,681,423	+0.00(+0.00%)
Jan 17, 2012	21.07	21.44	21.07	21.25	7,086,126	+0.26(+1.22%)
Jan 13, 2012	20.85	21.00	20.80	21.00	3,831,285	+0.10(+0.48%)
Jan 12, 2012	20.88	20.95	20.73	20.90	3,379,549	+0.07(+0.34%)
Jan 11, 2012	20.79	20.85	20.68	20.83	3,085,337	+0.02(+0.10%)
Jan 10, 2012	20.66	20.95	20.66	20.80	5,105,524	+0.21(+1.00%)
Jan 09, 2012	20.60	20.66	20.46	20.60	4,570,089	-0.01(-0.03%)
Jan 06, 2012	20.68	20.69	20.50	20.60	3,307,493	+0.01(+0.03%)
Jan 05, 2012	20.64	20.70	20.45	20.60	3,806,630	-0.06(-0.31%)
Jan 04, 2012	20.77	20.78	20.53	20.66	4,177,259	-0.04(-0.21%)
Dec 30, 2011	20.83	20.81	20.70	20.70	2,582,682	-0.13(-0.61%)
Dec 29, 2011	20.66	20.83	20.66	20.83	2,902,160	+0.15(+0.72%)
Dec 28, 2011	20.86	20.89	20.61	20.68	2,739,736	-0.13(-0.64%)
Dec 27, 2011	20.78	20.91	20.73	20.82	2,179,147	+0.04(+0.20%)
Dec 23, 2011	20.69	20.80	20.61	20.77	2,537,015	+0.25(+1.24%)
Dec 21, 2011	20.58	20.65	20.36	20.52	4,949,807	+0.01(+0.03%)
Dec 20, 2011	20.37	20.59	20.27	20.51	5,897,221	+0.33(+1.64%)
Dec 19, 2011	20.48	20.63	20.12	20.18	3,683,293	-0.22(-1.07%)
Dec 16, 2011	20.58	20.63	20.30	20.40	6,169,950	-0.06(-0.31%)
Dec 15, 2011	20.50	20.67	20.43	20.46	4,053,620	+0.06(+0.31%)
Dec 14, 2011	20.52	20.61	20.38	20.40	3,928,462	-0.13(-0.65%)
Dec 13, 2011	20.63	20.82	20.44	20.53	4,309,012	-0.09(-0.45%)
Dec 12, 2011	20.72	20.77	20.42	20.63	4,077,251	-0.18(-0.85%)
Dec 09, 2011	20.46	20.88	20.44	20.80	6,539,310	+0.27(+1.31%)
Dec 08, 2011	20.68	20.73	20.51	20.53	4,687,666	-0.19(-0.92%)
Dec 07, 2011	20.57	20.77	20.46	20.73	16,708,797	+0.18(+0.86%)
Dec 06, 2011	20.63	20.75	20.54	20.55	5,028,282	-0.08(-0.38%)
Dec 05, 2011	20.63	20.84	20.56	20.63	6,533,002	+0.06(+0.31%)
Dec 02, 2011	20.49	20.74	20.40	20.56	7,885,791	+0.28(+1.39%)
Dec 01, 2011	20.05	20.38	20.05	20.28	4,991,115	+0.13(+0.67%)
Nov 30, 2011	19.93	20.20	19.91	20.15	6,339,978	+0.53(+2.70%)
Nov 29, 2011	19.67	19.83	19.60	19.62	4,400,653	-0.01(-0.07%)
Nov 28, 2011	19.32	19.77	19.32	19.63	6,701,104	+0.52(+2.73%)
Nov 25, 2011	18.98	19.22	18.97	19.11	1,656,196	+0.13(+0.67%)
Nov 23, 2011	19.24	19.26	18.98	18.98	4,354,731	-0.37(-1.93%)
Nov 22, 2011	19.24	19.49	19.16	19.36	4,530,984	+0.15(+0.77%)
Nov 21, 2011	19.45	19.48	19.12	19.21	4,721,274	-0.41(-2.09%)
Nov 18, 2011	19.46	19.67	19.43	19.62	5,471,125	+0.32(+1.65%)
Nov 17, 2011	19.38	19.50	19.21	19.30	4,592,462	-0.13(-0.65%)
Nov 16, 2011	19.47	19.76	19.41	19.43	4,095,006	-0.23(-1.15%)
Nov 15, 2011	19.51	19.73	19.48	19.65	2,893,304	+0.13(+0.69%)
Nov 14, 2011	19.54	19.66	19.48	19.52	3,952,916	-0.07(-0.36%)
Nov 11, 2011	19.60	19.70	19.57	19.59	3,380,220	+0.13(+0.65%)
Nov 10, 2011	19.53	19.60	19.32	19.46	3,857,067	+0.04(+0.18%)
Nov 09, 2011	19.48	19.65	19.34	19.43	6,432,019	-0.41(-2.06%)
Nov 08, 2011	19.63	19.89	19.57	19.84	8,055,752	+0.16(+0.79%)
Nov 07, 2011	19.59	19.69	19.23	19.68	7,515,392	+0.06(+0.29%)
Nov 04, 2011	19.57	19.66	19.37	19.62	7,383,039	-0.03(-0.14%)
Nov 03, 2011	19.62	19.68	19.50	19.65	5,429,813	+0.20(+1.02%)
Nov 02, 2011	19.38	19.62	19.32	19.45	6,434,778	+0.25(+1.32%)
Nov 01, 2011	19.21	19.30	19.07	19.20	6,809,564	-0.37(-1.88%)
Oct 31, 2011	19.63	19.74	19.53	19.57	5,234,410	-0.15(-0.75%)
Oct 28, 2011	19.57	19.77	19.52	19.72	6,178,754	+0.21(+1.09%)
Oct 27, 2011	19.23	19.68	18.97	19.50	6,910,860	+0.59(+3.14%)
Oct 26, 2011	19.02	19.03	18.69	18.91	4,716,933	+0.04(+0.19%)
Oct 25, 2011	18.99	19.06	18.85	18.88	4,921,241	-0.17(-0.89%)
Oct 24, 2011	19.02	19.09	18.89	19.05	3,982,655	+0.02(+0.11%)
Oct 21, 2011	18.74	19.02	18.72	19.02	4,904,168	+0.49(+2.63%)
Oct 20, 2011	18.62	18.63	18.37	18.54	4,278,156	+0.16(+0.84%)
Oct 19, 2011	18.73	18.82	18.37	18.38	7,933,526	-0.45(-2.40%)
Oct 18, 2011	18.50	18.94	18.39	18.83	3,696,789	+0.37(+2.03%)
Oct 17, 2011	18.71	18.83	18.42	18.46	4,105,080	-0.37(-1.95%)
Oct 14, 2011	18.83	18.85	18.61	18.83	3,640,849	+0.13(+0.68%)
Oct 13, 2011	18.58	18.73	18.49	18.70	4,118,378	+0.06(+0.30%)
Oct 12, 2011	18.59	18.78	18.54	18.64	5,035,827	+0.20(+1.07%)
Oct 11, 2011	18.35	18.46	18.25	18.45	3,570,633	-0.01(-0.04%)
Oct 10, 2011	18.40	18.52	18.28	18.45	4,145,215	+0.25(+1.40%)
Oct 07, 2011	18.28	18.38	18.03	18.20	6,890,815	+0.00(+0.00%)
Oct 06, 2011	18.04	18.20	17.99	18.20	5,662,918	+0.22(+1.22%)
Oct 05, 2011	17.85	17.99	17.73	17.98	8,129,484	+0.16(+0.87%)
Oct 04, 2011	17.82	17.88	17.53	17.82	10,164,632	-0.15(-0.82%)
Oct 03, 2011	18.22	18.38	17.96	17.97	8,361,512	-0.13(-0.70%)
Sep 30, 2011	18.17	18.45	18.06	18.10	6,426,492	-0.15(-0.84%)
Sep 29, 2011	18.47	18.66	18.02	18.25	7,878,447	-0.08(-0.42%)
Sep 28, 2011	18.46	18.66	18.17	18.33	6,274,661	-0.19(-1.02%)
Sep 27, 2011	18.61	18.75	18.45	18.52	5,013,417	+0.10(+0.57%)
Sep 26, 2011	18.12	18.42	18.12	18.41	5,643,840	+0.34(+1.86%)
Sep 23, 2011	18.10	18.10	17.80	18.08	8,651,150	-0.10(-0.58%)
Sep 22, 2011	18.19	18.29	17.99	18.18	9,774,817	-0.34(-1.85%)
Sep 21, 2011	18.89	19.00	18.51	18.52	5,740,337	-0.42(-2.21%)
Sep 20, 2011	19.00	19.17	18.92	18.94	5,121,402	+0.03(+0.15%)
Sep 19, 2011	18.91	19.01	18.80	18.91	4,515,000	-0.23(-1.20%)
Sep 16, 2011	19.28	19.35	19.12	19.14	8,766,555	-0.03(-0.15%)
Sep 15, 2011	19.14	19.21	18.97	19.17	5,198,544	+0.09(+0.48%)
Sep 14, 2011	18.88	19.24	18.73	19.08	6,662,874	+0.24(+1.26%)
Sep 13, 2011	18.66	18.86	18.56	18.84	4,709,265	+0.12(+0.63%)
Sep 12, 2011	18.49	18.73	18.46	18.73	5,822,826	+0.07(+0.37%)
Sep 09, 2011	18.71	18.71	18.51	18.66	11,227,919	-0.12(-0.63%)
Sep 08, 2011	19.05	19.05	18.63	18.77	7,130,998	-0.30(-1.58%)
Sep 07, 2011	18.85	19.11	18.83	19.07	5,608,328	+0.30(+1.60%)
Sep 06, 2011	18.61	18.86	18.52	18.77	7,856,851	-0.20(-1.07%)
Sep 02, 2011	19.42	19.39	18.93	18.98	6,486,718	-0.44(-2.27%)
Sep 01, 2011	19.44	19.69	19.40	19.42	7,387,881	-0.10(-0.50%)
Aug 31, 2011	19.54	19.64	19.40	19.51	6,255,875	+0.06(+0.32%)
Aug 30, 2011	19.46	19.56	19.25	19.45	5,237,112	-0.08(-0.39%)
Aug 29, 2011	19.08	19.53	19.07	19.53	3,733,339	+0.59(+3.14%)
Aug 26, 2011	18.72	19.07	18.47	18.93	5,768,090	+0.13(+0.67%)
Aug 25, 2011	19.09	19.17	18.77	18.81	6,229,367	-0.26(-1.36%)
Aug 24, 2011	18.94	19.07	18.81	19.07	5,700,865	+0.06(+0.33%)
Aug 23, 2011	18.84	19.03	18.68	19.00	6,693,685	+0.26(+1.38%)
Aug 22, 2011	19.10	19.15	18.71	18.75	7,327,150	-0.12(-0.63%)
Aug 19, 2011	18.89	19.21	18.83	18.86	9,532,892	-0.21(-1.10%)
Aug 18, 2011	19.19	19.31	18.95	19.07	11,789,678	-0.41(-2.08%)
Aug 17, 2011	19.65	19.68	19.38	19.48	6,093,744	-0.08(-0.39%)
Aug 16, 2011	19.44	19.63	19.26	19.56	10,470,036	-0.08(-0.43%)
Aug 15, 2011	20.32	20.32	19.25	19.64	17,404,944	-0.80(-3.93%)
Aug 12, 2011	20.19	20.71	20.14	20.44	7,817,429	+0.35(+1.74%)
Aug 11, 2011	19.63	20.29	19.54	20.09	9,277,039	+0.51(+2.60%)
Aug 10, 2011	19.94	20.11	19.55	19.58	9,876,451	-0.68(-3.35%)
Aug 09, 2011	20.21	20.40	19.28	20.26	13,356,054	+0.14(+0.69%)
Aug 08, 2011	20.21	20.52	19.87	20.12	12,339,261	-0.46(-2.24%)
Aug 05, 2011	20.42	20.75	20.01	20.58	10,489,890	+0.27(+1.31%)
Aug 04, 2011	20.64	20.75	20.30	20.32	6,431,834	-0.57(-2.71%)
Aug 03, 2011	20.67	20.97	20.54	20.88	4,556,095	+0.20(+0.98%)
Aug 02, 2011	21.01	21.07	20.68	20.68	3,808,571	-0.43(-2.05%)
Aug 01, 2011	21.46	21.50	21.00	21.11	4,741,238	-0.26(-1.21%)
Jul 29, 2011	21.44	21.65	21.37	21.37	5,006,682	-0.20(-0.91%)
Jul 28, 2011	21.58	21.79	21.55	21.57	3,147,130	+0.04(+0.19%)
Jul 27, 2011	21.76	21.79	21.42	21.53	3,919,743	-0.29(-1.31%)
Jul 26, 2011	21.67	21.96	21.65	21.81	3,066,780	+0.13(+0.61%)
Jul 25, 2011	21.71	21.80	21.62	21.68	3,461,957	-0.21(-0.96%)
Jul 22, 2011	22.02	22.04	21.87	21.89	2,772,533	-0.09(-0.41%)
Jul 21, 2011	21.95	22.06	21.83	21.98	3,400,062	+0.15(+0.67%)
Jul 20, 2011	21.83	21.89	21.71	21.83	2,362,626	+0.05(+0.22%)
Jul 19, 2011	21.50	21.81	21.46	21.79	3,434,380	+0.38(+1.76%)
Jul 18, 2011	21.51	21.51	21.21	21.41	3,333,974	-0.19(-0.87%)
Jul 15, 2011	21.71	21.71	21.49	21.60	3,698,736	-0.08(-0.39%)
Jul 14, 2011	21.84	21.86	21.62	21.68	3,729,450	-0.18(-0.83%)
Jul 13, 2011	21.94	22.04	21.81	21.86	2,795,747	+0.08(+0.39%)
Jul 12, 2011	21.60	21.99	21.60	21.78	3,591,834	+0.19(+0.87%)
Jul 11, 2011	21.67	21.93	21.51	21.59	4,348,503	-0.28(-1.28%)
Jul 08, 2011	21.95	21.96	21.66	21.87	3,102,818	-0.17(-0.79%)
Jul 07, 2011	22.00	22.17	21.97	22.04	3,749,751	+0.15(+0.67%)
Jul 06, 2011	21.81	21.93	21.75	21.90	3,812,008	+0.04(+0.19%)
Jul 05, 2011	22.01	22.01	21.71	21.86	2,835,035	-0.08(-0.35%)
Jul 01, 2011	21.69	21.95	21.60	21.93	2,908,764	+0.15(+0.67%)
Jun 30, 2011	21.77	21.88	21.66	21.79	3,148,447	+0.15(+0.68%)
Jun 29, 2011	21.57	21.77	21.51	21.64	3,208,826	+0.18(+0.85%)
Jun 28, 2011	21.40	21.48	21.33	21.46	3,692,879	+0.10(+0.45%)
Jun 27, 2011	21.36	21.42	21.24	21.36	3,450,833	+0.05(+0.23%)
Jun 24, 2011	21.51	21.57	21.28	21.31	3,417,745	-0.22(-1.03%)
Jun 23, 2011	21.48	21.55	21.19	21.53	4,101,484	-0.12(-0.54%)
Jun 22, 2011	21.69	21.73	21.61	21.65	3,102,524	-0.03(-0.13%)
Jun 21, 2011	21.59	21.73	21.55	21.68	2,278,557	+0.12(+0.55%)
Jun 20, 2011	21.67	21.69	21.53	21.56	3,637,706	+0.15(+0.71%)
Jun 17, 2011	21.41	21.49	21.36	21.41	4,318,417	+0.06(+0.29%)
Jun 16, 2011	21.14	21.38	21.12	21.35	3,770,248	+0.25(+1.18%)
Jun 15, 2011	21.19	21.30	21.03	21.10	3,928,912	-0.27(-1.26%)
Jun 14, 2011	21.30	21.42	21.23	21.37	4,105,649	+0.23(+1.08%)
Jun 13, 2011	21.17	21.26	21.08	21.14	3,812,502	+0.08(+0.36%)
Jun 10, 2011	21.28	21.30	21.06	21.06	3,813,706	-0.34(-1.59%)
Jun 09, 2011	21.23	21.48	21.21	21.40	3,513,158	+0.24(+1.11%)
Jun 08, 2011	21.25	21.28	21.02	21.17	6,164,900	-0.15(-0.72%)
Jun 07, 2011	21.39	21.56	21.32	21.32	4,045,261	-0.07(-0.32%)
Jun 06, 2011	21.50	21.57	21.37	21.39	4,161,336	-0.18(-0.84%)
Jun 03, 2011	21.64	21.64	21.44	21.57	5,275,405	-0.51(-2.32%)
May 24, 2011	22.45	22.45	22.08	22.08	8,566,330	-0.31(-1.39%)
May 23, 2011	22.34	22.52	22.33	22.39	4,063,836	-0.07(-0.31%)
May 20, 2011	22.46	22.54	22.37	22.46	4,845,801	-0.01(-0.06%)
May 19, 2011	22.62	22.67	22.36	22.48	4,737,998	-0.15(-0.64%)
May 18, 2011	22.35	22.67	22.26	22.62	6,990,564	+0.19(+0.87%)
May 17, 2011	22.14	22.50	22.14	22.43	8,803,708	+0.17(+0.75%)
May 16, 2011	22.00	22.28	21.92	22.26	6,988,458	+0.24(+1.10%)
May 13, 2011	22.12	22.16	21.91	22.02	5,122,086	-0.21(-0.97%)
May 12, 2011	21.63	22.37	21.51	22.23	12,263,607	+0.65(+3.02%)
May 11, 2011	21.37	21.90	21.37	21.58	8,769,564	-0.03(-0.13%)
May 10, 2011	21.62	21.99	21.46	21.61	14,154,614	-0.26(-1.20%)
May 09, 2011	21.01	22.70	20.82	21.87	49,176,056	+2.12(+10.73%)
May 06, 2011	20.00	20.02	19.67	19.75	15,433,380	-0.10(-0.49%)
May 05, 2011	20.09	20.11	19.82	19.85	7,434,936	-0.31(-1.55%)
May 04, 2011	20.22	20.35	20.14	20.16	3,986,435	-0.03(-0.17%)
May 03, 2011	20.21	20.29	20.11	20.20	4,354,409	-0.08(-0.41%)
May 02, 2011	20.26	20.29	20.23	20.28	7,759,524	+0.25(+1.25%)
Apr 29, 2011	20.31	20.31	20.03	20.03	5,288,850	-0.24(-1.20%)
Apr 28, 2011	20.33	20.40	20.20	20.27	4,361,430	-0.12(-0.61%)
Apr 27, 2011	20.37	20.57	20.32	20.40	4,382,643	+0.12(+0.62%)
Apr 26, 2011	20.15	20.42	20.08	20.27	6,069,847	+0.20(+1.00%)
Apr 25, 2011	20.09	20.13	20.04	20.07	3,939,460	-0.02(-0.10%)
Apr 21, 2011	20.09	20.09	19.97	20.09	3,928,476	+0.08(+0.42%)
Apr 20, 2011	19.96	20.04	19.91	20.01	4,544,362	+0.19(+0.98%)
Apr 19, 2011	19.71	19.90	19.69	19.82	3,751,485	+0.13(+0.67%)
Apr 18, 2011	19.75	19.75	19.54	19.68	4,727,620	-0.18(-0.91%)
Apr 15, 2011	19.79	20.00	19.73	19.86	5,564,912	+0.13(+0.67%)
Apr 14, 2011	19.47	19.78	19.42	19.73	4,923,253	+0.20(+1.03%)
Apr 13, 2011	19.71	19.74	19.42	19.53	6,219,722	-0.18(-0.91%)
Apr 12, 2011	19.60	19.79	19.59	19.71	5,067,209	+0.04(+0.21%)
Apr 11, 2011	19.53	19.73	19.52	19.67	4,362,163	+0.22(+1.14%)
Apr 08, 2011	19.89	19.89	19.38	19.45	5,678,479	-0.37(-1.85%)
Apr 07, 2011	19.83	19.95	19.78	19.82	4,592,060	-0.07(-0.35%)
Apr 06, 2011	19.81	19.97	19.68	19.88	6,794,573	+0.13(+0.67%)
Apr 05, 2011	19.32	19.82	19.32	19.75	8,048,249	+0.39(+2.00%)
Apr 04, 2011	19.34	19.39	19.27	19.36	3,033,110	+0.05(+0.25%)
Apr 01, 2011	19.17	19.36	19.14	19.32	7,904,648	+0.12(+0.65%)
Mar 31, 2011	19.21	19.24	19.12	19.19	4,162,798	-0.01(-0.04%)
Mar 30, 2011	19.20	19.20	19.20	19.20	4,317,899	+0.01(+0.04%)
Mar 29, 2011	19.17	19.21	19.07	19.19	4,675,841	+0.05(+0.25%)
Mar 28, 2011	19.16	19.21	19.13	19.14	3,587,651	+0.02(+0.11%)
Mar 25, 2011	19.20	19.21	19.07	19.12	4,553,660	-0.03(-0.14%)
Mar 24, 2011	19.27	19.29	19.14	19.15	3,658,519	-0.07(-0.36%)
Mar 23, 2011	19.22	19.25	19.08	19.22	4,137,350	-0.05(-0.28%)
Mar 22, 2011	19.28	19.32	19.22	19.27	4,126,010	+0.03(+0.18%)
Mar 21, 2011	19.24	19.32	19.20	19.24	5,288,998	+0.23(+1.19%)
Mar 18, 2011	19.06	19.18	18.87	19.01	6,319,390	+0.11(+0.58%)
Mar 17, 2011	19.03	19.04	18.80	18.90	4,809,980	+0.06(+0.33%)
Mar 16, 2011	19.07	19.08	18.81	18.84	8,175,317	-0.28(-1.47%)
Mar 15, 2011	19.02	19.19	19.01	19.12	8,262,869	+0.08(+0.43%)
Mar 14, 2011	18.94	19.10	18.91	19.04	7,680,500	-0.06(-0.32%)
Mar 11, 2011	19.03	19.15	18.89	19.10	5,368,696	+0.04(+0.22%)
Mar 10, 2011	19.04	19.15	18.99	19.06	4,870,532	-0.12(-0.61%)
Mar 09, 2011	18.97	19.23	18.92	19.18	7,376,585	+0.21(+1.12%)
Mar 08, 2011	18.97	19.07	18.88	18.96	6,679,314	+0.03(+0.14%)
Mar 07, 2011	18.95	19.10	18.90	18.94	11,397,923	+0.02(+0.11%)
Mar 04, 2011	18.86	19.00	18.75	18.92	10,374,534	+0.01(+0.07%)
Mar 03, 2011	19.01	19.11	18.88	18.90	10,789,849	+0.00(+0.00%)
Mar 02, 2011	19.05	19.18	18.85	18.90	6,740,081	-0.13(-0.69%)
Mar 01, 2011	19.10	19.32	19.01	19.03	9,548,196	-0.04(-0.22%)
Feb 28, 2011	19.14	19.18	19.00	19.07	6,361,520	-0.08(-0.43%)
Feb 25, 2011	19.16	19.23	19.04	19.16	4,620,282	+0.09(+0.47%)
Feb 24, 2011	19.22	19.29	18.94	19.07	8,394,646	-0.16(-0.82%)
Feb 23, 2011	19.44	19.47	19.20	19.23	10,356,693	-0.18(-0.92%)
Feb 22, 2011	19.53	19.59	19.36	19.40	7,950,661	-0.25(-1.29%)
Feb 18, 2011	19.47	19.73	19.45	19.66	5,964,376	+0.17(+0.88%)
Feb 17, 2011	19.34	19.53	19.30	19.49	3,972,221	+0.03(+0.14%)
Feb 16, 2011	19.40	19.47	19.30	19.46	9,121,804	+0.07(+0.35%)
Feb 15, 2011	19.17	19.40	19.14	19.39	8,081,333	+0.15(+0.78%)
Feb 14, 2011	19.32	19.39	19.18	19.24	6,133,221	-0.14(-0.74%)
Feb 11, 2011	19.24	19.40	19.23	19.38	5,544,773	+0.10(+0.50%)
Feb 10, 2011	19.21	19.39	19.21	19.29	5,976,194	+0.03(+0.18%)
Feb 09, 2011	19.23	19.28	19.18	19.25	7,423,270	+0.03(+0.14%)
Feb 08, 2011	19.25	19.30	19.12	19.23	13,466,047	+0.00(+0.00%)
Feb 07, 2011	19.67	19.82	19.18	19.23	27,985,856	-1.26(-6.16%)
Feb 04, 2011	20.45	20.53	20.33	20.49	6,139,886	+0.10(+0.50%)
Feb 03, 2011	20.08	20.43	20.08	20.39	4,096,514	+0.26(+1.30%)
Feb 02, 2011	20.05	20.26	20.02	20.13	5,674,018	+0.10(+0.48%)

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