Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	23.22	23.77	23.17	23.65	2,864,259	+0.36(+1.56%)
Mar 30, 2011	23.04	23.37	22.94	23.29	2,675,803	+0.36(+1.58%)
Mar 29, 2011	22.67	22.96	22.53	22.93	1,477,543	+0.25(+1.09%)
Mar 28, 2011	23.01	23.03	22.58	22.68	1,447,196	-0.30(-1.31%)
Mar 25, 2011	22.86	23.03	22.76	22.98	2,530,568	+0.24(+1.05%)
Mar 24, 2011	22.92	22.96	22.59	22.74	2,619,207	-0.04(-0.17%)
Mar 23, 2011	22.88	22.91	22.57	22.78	2,084,093	-0.15(-0.67%)
Mar 22, 2011	23.42	23.45	22.77	22.93	2,043,366	-0.49(-2.11%)
Mar 21, 2011	23.57	23.61	23.40	23.43	1,040,120	+0.45(+1.95%)
Mar 18, 2011	23.27	23.30	22.89	22.98	1,593,246	+0.09(+0.41%)
Mar 17, 2011	23.44	23.48	22.80	22.89	1,696,093	-0.19(-0.84%)
Mar 16, 2011	23.16	23.28	22.87	23.08	2,246,147	-0.19(-0.83%)
Mar 15, 2011	23.19	23.47	23.18	23.27	1,867,563	-0.07(-0.30%)
Mar 14, 2011	23.46	23.70	23.16	23.34	1,687,561	-0.39(-1.63%)
Mar 11, 2011	23.27	23.86	23.27	23.73	1,857,603	+0.39(+1.69%)
Mar 10, 2011	23.83	23.88	23.19	23.33	2,900,917	-0.87(-3.58%)
Mar 09, 2011	24.72	24.81	24.19	24.20	3,116,652	-1.13(-4.46%)
Mar 08, 2011	24.87	25.48	24.65	25.33	1,277,807	+0.52(+2.09%)
Mar 07, 2011	25.40	25.63	24.70	24.81	1,469,556	-0.54(-2.13%)
Mar 04, 2011	25.65	25.66	25.08	25.35	1,865,677	+0.05(+0.21%)
Mar 03, 2011	24.69	25.73	24.69	25.30	1,963,159	+0.90(+3.71%)
Mar 02, 2011	24.17	24.48	24.13	24.39	846,780	+0.17(+0.70%)
Mar 01, 2011	24.76	24.92	24.11	24.22	1,029,242	-0.43(-1.76%)
Feb 28, 2011	24.83	24.97	24.59	24.66	1,495,787	+0.02(+0.06%)
Feb 25, 2011	24.46	24.66	24.29	24.64	1,579,806	+0.32(+1.33%)
Feb 24, 2011	24.12	24.41	24.02	24.32	2,246,073	+0.22(+0.90%)
Feb 23, 2011	24.70	24.87	23.96	24.10	1,752,530	-0.53(-2.13%)
Feb 22, 2011	24.79	25.06	24.61	24.63	1,867,720	-0.47(-1.87%)
Feb 18, 2011	24.96	25.17	24.96	25.10	1,867,611	+0.08(+0.31%)
Feb 17, 2011	25.00	25.13	24.88	25.02	1,087,294	-0.07(-0.28%)
Feb 16, 2011	25.06	25.22	24.93	25.09	1,030,724	+0.08(+0.31%)
Feb 15, 2011	25.15	25.20	24.74	25.01	1,277,067	-0.25(-1.01%)
Feb 14, 2011	25.56	25.56	25.18	25.26	1,648,908	-0.32(-1.26%)
Feb 11, 2011	25.55	25.67	25.50	25.59	1,628,270	+0.01(+0.03%)
Feb 10, 2011	25.49	25.76	25.43	25.58	1,897,289	-0.14(-0.54%)
Feb 09, 2011	25.74	25.84	25.53	25.72	1,509,936	-0.12(-0.45%)
Feb 08, 2011	25.83	25.85	25.61	25.83	1,474,522	+0.06(+0.24%)
Feb 07, 2011	25.86	26.29	25.76	25.77	2,023,451	-0.09(-0.36%)
Feb 04, 2011	25.26	25.88	24.79	25.86	2,020,450	+0.65(+2.59%)
Feb 03, 2011	24.59	25.28	24.59	25.21	3,334,227	+0.72(+2.95%)
Feb 02, 2011	24.31	24.61	24.11	24.49	1,441,309	+0.02(+0.09%)
Feb 01, 2011	24.29	24.56	24.18	24.46	1,780,410	+0.33(+1.37%)
Jan 31, 2011	23.73	24.15	23.60	24.13	2,372,961	+0.45(+1.92%)
Jan 28, 2011	24.35	24.35	23.54	23.68	3,295,751	-0.61(-2.50%)
Jan 27, 2011	25.03	25.03	23.89	24.29	6,303,924	-1.64(-6.32%)
Jan 26, 2011	26.09	26.36	25.71	25.93	2,154,197	-0.11(-0.41%)
Jan 25, 2011	25.52	26.05	25.52	26.03	1,579,273	+0.38(+1.50%)
Jan 24, 2011	25.24	25.68	25.01	25.65	1,587,290	+0.36(+1.43%)
Jan 21, 2011	25.52	25.60	24.95	25.29	1,667,173	+0.03(+0.12%)
Jan 20, 2011	25.36	25.60	25.02	25.26	2,305,232	-0.15(-0.61%)
Jan 19, 2011	26.22	26.26	25.32	25.41	3,296,838	-0.64(-2.45%)
Jan 18, 2011	25.40	26.06	25.40	26.05	1,588,143	+0.62(+2.42%)
Jan 14, 2011	25.28	25.46	25.22	25.43	1,175,183	+0.13(+0.52%)
Jan 13, 2011	25.30	25.45	25.25	25.30	1,344,848	-0.07(-0.27%)
Jan 12, 2011	25.16	25.49	25.00	25.37	1,803,042	+0.46(+1.85%)
Jan 11, 2011	24.68	25.06	24.66	24.91	1,774,103	+0.30(+1.22%)
Jan 10, 2011	24.27	24.69	24.03	24.61	1,414,140	+0.19(+0.79%)
Jan 07, 2011	24.46	24.63	24.33	24.42	1,929,236	-0.03(-0.13%)
Jan 06, 2011	24.36	24.53	24.19	24.45	1,866,322	+0.14(+0.57%)
Jan 05, 2011	23.38	24.34	23.33	24.31	2,128,351	+0.88(+3.74%)
Jan 04, 2011	23.82	23.82	23.25	23.43	1,266,980	-0.39(-1.65%)
Jan 03, 2011	23.78	23.98	23.66	23.83	1,115,502	+0.28(+1.18%)
Dec 31, 2010	23.73	23.78	23.50	23.55	606,737	-0.23(-0.97%)
Dec 30, 2010	23.76	23.84	23.74	23.78	804,109	+0.02(+0.06%)
Dec 29, 2010	23.84	23.89	23.61	23.76	770,235	-0.08(-0.32%)
Dec 28, 2010	23.85	23.87	23.66	23.84	958,347	+0.08(+0.32%)
Dec 27, 2010	23.72	23.80	23.64	23.76	442,156	-0.02(-0.06%)
Dec 23, 2010	23.67	23.86	23.67	23.78	680,068	+0.02(+0.10%)
Dec 22, 2010	23.69	23.80	23.58	23.76	801,313	+0.04(+0.16%)
Dec 21, 2010	23.49	23.73	23.39	23.72	2,657,226	+0.38(+1.62%)
Dec 20, 2010	23.45	23.53	23.23	23.34	1,167,152	-0.07(-0.30%)
Dec 17, 2010	23.29	23.49	23.14	23.41	1,828,876	+0.16(+0.70%)
Dec 16, 2010	23.30	23.33	22.92	23.25	2,248,830	-0.07(-0.30%)
Dec 15, 2010	23.49	23.73	23.24	23.32	1,344,194	-0.21(-0.88%)
Dec 14, 2010	23.25	23.63	23.25	23.53	1,236,910	+0.32(+1.36%)
Dec 13, 2010	23.33	23.41	23.20	23.21	928,840	-0.03(-0.13%)
Dec 10, 2010	23.30	23.33	23.07	23.24	1,144,884	+0.02(+0.10%)
Dec 09, 2010	23.24	23.39	23.12	23.22	1,166,192	+0.21(+0.90%)
Dec 08, 2010	22.91	23.11	22.83	23.01	914,445	+0.13(+0.57%)
Dec 07, 2010	23.09	23.12	22.84	22.88	1,980,320	+0.08(+0.34%)
Dec 06, 2010	22.79	23.08	22.79	22.80	1,684,800	-0.10(-0.44%)
Dec 03, 2010	22.82	22.95	22.50	22.90	1,454,617	-0.06(-0.27%)
Dec 02, 2010	22.22	23.17	22.19	22.96	3,366,463	+0.78(+3.54%)
Dec 01, 2010	21.72	22.19	21.62	22.18	1,536,762	+0.85(+3.97%)
Nov 30, 2010	21.27	21.42	21.11	21.33	1,230,206	-0.21(-0.96%)
Nov 29, 2010	21.25	21.57	20.97	21.54	1,202,899	+0.11(+0.50%)
Nov 26, 2010	21.39	21.59	21.29	21.43	338,463	-0.22(-1.00%)
Nov 24, 2010	21.08	21.65	21.65	21.65	1,044,530	+0.78(+3.72%)
Nov 23, 2010	20.76	20.94	20.53	20.87	1,143,517	-0.18(-0.84%)
Nov 22, 2010	20.72	21.15	20.72	21.05	957,510	+0.25(+1.18%)
Nov 19, 2010	20.98	21.09	20.67	20.80	2,228,571	-0.29(-1.38%)
Nov 18, 2010	20.89	21.28	20.89	21.09	1,565,958	+0.42(+2.04%)
Nov 17, 2010	20.69	20.75	20.59	20.67	1,175,006	-0.01(-0.04%)
Nov 16, 2010	20.94	21.01	20.41	20.68	1,603,513	-0.44(-2.10%)
Nov 15, 2010	21.30	21.35	21.11	21.12	1,183,095	-0.03(-0.15%)
Nov 12, 2010	21.15	21.25	20.88	21.15	1,171,198	-0.15(-0.68%)
Nov 11, 2010	21.02	21.38	20.95	21.30	1,011,980	+0.02(+0.07%)
Nov 10, 2010	21.11	21.31	20.99	21.28	973,368	+0.13(+0.62%)
Nov 09, 2010	21.56	21.61	21.06	21.15	921,857	-0.38(-1.74%)
Nov 08, 2010	21.64	21.74	21.37	21.53	887,908	-0.23(-1.06%)
Nov 05, 2010	21.57	21.81	21.56	21.76	2,589,181	+0.05(+0.25%)
Nov 04, 2010	21.66	21.71	21.36	21.70	2,866,930	+0.38(+1.76%)
Nov 03, 2010	21.18	21.36	21.02	21.33	2,750,000	+0.19(+0.91%)
Nov 02, 2010	21.18	21.25	21.01	21.14	2,081,064	+0.22(+1.06%)
Nov 01, 2010	21.01	21.36	20.81	20.92	2,762,888	+0.15(+0.74%)
Oct 29, 2010	20.82	21.02	20.69	20.76	986,313	-0.11(-0.55%)
Oct 28, 2010	21.02	21.12	20.69	20.88	942,662	+0.04(+0.18%)
Oct 27, 2010	20.86	21.00	20.55	20.84	1,272,033	-0.18(-0.84%)
Oct 25, 2010	21.15	21.35	20.97	21.02	1,130,685	+0.06(+0.29%)
Oct 22, 2010	20.88	21.08	20.82	20.95	1,779,082	+0.20(+0.96%)
Oct 21, 2010	21.00	21.37	20.53	20.75	2,936,713	-0.04(-0.18%)
Oct 20, 2010	20.47	21.04	20.47	20.79	3,006,836	+0.47(+2.30%)
Oct 19, 2010	20.36	20.56	20.03	20.33	2,147,335	-0.43(-2.07%)
Oct 18, 2010	20.54	20.81	20.52	20.75	1,360,120	+0.25(+1.23%)
Oct 15, 2010	20.83	20.83	20.23	20.50	1,806,148	-0.17(-0.82%)
Oct 14, 2010	20.90	20.90	20.50	20.67	1,612,055	-0.18(-0.84%)
Oct 13, 2010	20.68	20.95	20.53	20.85	1,331,405	+0.31(+1.49%)
Oct 12, 2010	20.30	20.62	20.06	20.54	1,331,017	+0.18(+0.87%)
Oct 11, 2010	20.31	20.49	20.28	20.36	1,066,593	+0.05(+0.23%)
Oct 08, 2010	20.32	20.37	19.89	20.32	1,511,092	+0.34(+1.73%)
Oct 07, 2010	20.18	20.23	19.89	19.97	1,016,607	-0.09(-0.46%)
Oct 06, 2010	20.17	20.17	19.93	20.07	1,269,385	-0.12(-0.61%)
Oct 05, 2010	19.68	20.22	19.60	20.19	1,494,562	+0.75(+3.86%)
Oct 04, 2010	19.94	20.03	19.18	19.44	1,541,758	-0.53(-2.65%)
Oct 01, 2010	19.97	20.17	19.83	19.97	1,761,021	+0.05(+0.26%)
Sep 30, 2010	19.92	20.30	19.58	19.92	2,687,004	+0.47(+2.42%)
Sep 29, 2010	19.29	19.51	19.21	19.45	896,475	+0.04(+0.20%)
Sep 28, 2010	19.16	19.46	18.82	19.41	869,237	+0.34(+1.81%)
Sep 27, 2010	19.32	19.32	18.99	19.06	814,341	-0.26(-1.35%)
Sep 24, 2010	19.04	19.32	18.96	19.32	896,159	+0.59(+3.15%)
Sep 23, 2010	18.73	19.18	18.55	18.73	161	-0.21(-1.09%)
Sep 22, 2010	19.05	19.33	18.71	18.94	1,309,329	-0.20(-1.04%)
Sep 21, 2010	19.18	19.30	19.05	19.14	1,443,347	-0.07(-0.36%)
Sep 20, 2010	18.87	19.27	18.76	19.21	1,711,290	+0.41(+2.20%)
Sep 17, 2010	18.79	18.99	18.37	18.79	2,383,898	+0.38(+2.08%)
Sep 15, 2010	18.33	18.44	18.15	18.41	1,027,659	+0.02(+0.08%)
Sep 14, 2010	18.50	18.57	18.30	18.40	1,026,429	-0.13(-0.70%)
Sep 13, 2010	18.37	18.63	18.27	18.53	1,040,039	+0.40(+2.20%)
Sep 10, 2010	18.29	18.41	18.07	18.13	816,759	-0.15(-0.80%)
Sep 09, 2010	18.27	18.37	18.14	18.27	1,339,020	+0.32(+1.79%)
Sep 08, 2010	17.88	18.18	17.87	17.95	1,274,503	+0.08(+0.47%)
Sep 07, 2010	18.22	18.30	17.84	17.87	208	-0.54(-2.91%)
Sep 03, 2010	17.93	18.57	17.92	18.40	2,184,543	+0.80(+4.52%)
Sep 02, 2010	17.32	17.68	17.25	17.61	349	+0.28(+1.59%)
Sep 01, 2010	16.84	17.39	16.72	17.33	1,491,315	+0.80(+4.82%)
Aug 31, 2010	16.52	16.82	16.31	16.54	12,559	-0.15(-0.92%)
Aug 30, 2010	17.04	17.12	16.68	16.69	1,099,680	-0.08(-0.50%)
Aug 27, 2010	16.78	17.14	16.60	16.77	1,415,568	+0.02(+0.09%)
Aug 26, 2010	16.96	17.12	16.72	16.76	2,128,839	-0.09(-0.55%)
Aug 25, 2010	16.31	16.93	16.26	16.85	2,016,041	+0.33(+1.99%)
Aug 24, 2010	16.54	16.67	16.21	16.52	261	-0.32(-1.91%)
Aug 23, 2010	17.24	17.43	16.75	16.84	2,438,753	-0.54(-3.09%)
Aug 20, 2010	17.47	17.64	17.10	17.38	1,956,897	-0.27(-1.55%)
Aug 19, 2010	18.14	18.14	17.52	17.65	262	-0.62(-3.42%)
Aug 18, 2010	18.24	18.37	18.04	18.28	1,081,893	-0.02(-0.13%)
Aug 17, 2010	18.18	18.45	18.06	18.30	1,020,316	+0.30(+1.69%)
Aug 16, 2010	17.92	18.11	17.75	17.99	843,026	-0.07(-0.38%)
Aug 13, 2010	18.06	18.28	17.88	18.06	1,923,497	-0.05(-0.29%)
Aug 12, 2010	17.67	18.21	17.64	18.12	2,085,706	+0.07(+0.38%)
Aug 11, 2010	18.66	18.66	17.99	18.05	2,011,311	-1.07(-5.58%)
Aug 10, 2010	19.33	19.40	18.93	19.11	1,150,575	-0.46(-2.33%)
Aug 09, 2010	19.65	19.70	19.42	19.57	1,017,332	+0.29(+1.50%)
Aug 06, 2010	19.28	19.52	18.96	19.28	1,634,596	-0.50(-2.54%)
Aug 05, 2010	19.91	20.00	19.70	19.78	1,258,236	-0.32(-1.59%)
Aug 04, 2010	19.71	20.18	19.62	20.10	2,436,550	+0.53(+2.68%)
Aug 03, 2010	19.67	19.82	19.51	19.58	1,875,721	-0.11(-0.58%)
Aug 02, 2010	19.53	19.74	19.26	19.69	1,725,800	+0.52(+2.70%)
Jul 30, 2010	19.17	19.26	18.80	19.17	1,467,080	+0.01(+0.04%)
Jul 29, 2010	19.64	19.78	19.08	19.17	1,762,905	-0.34(-1.76%)
Jul 28, 2010	19.51	19.94	19.40	19.51	156	-0.38(-1.91%)
Jul 27, 2010	19.89	20.17	19.84	19.89	108,286	-0.18(-0.91%)
Jul 26, 2010	19.81	20.07	19.70	20.07	1,285,398	+0.26(+1.31%)
Jul 23, 2010	19.55	20.06	19.40	19.81	2,344,670	+0.27(+1.36%)
Jul 22, 2010	18.69	19.60	18.66	19.55	2,763,465	+1.05(+5.68%)
Jul 21, 2010	19.15	19.49	18.32	18.50	2,125,793	-0.24(-1.26%)
Jul 20, 2010	18.73	18.75	17.99	18.73	1,352,721	+0.40(+2.20%)
Jul 19, 2010	18.37	18.56	18.14	18.33	1,686,814	+0.02(+0.12%)
Jul 16, 2010	18.31	18.92	18.25	18.31	1,786,260	-0.70(-3.69%)
Jul 15, 2010	19.23	19.23	18.79	19.01	1,749,735	-0.20(-1.03%)
Jul 14, 2010	19.57	19.62	19.10	19.21	2,841,605	-0.46(-2.36%)
Jul 13, 2010	19.32	19.78	19.30	19.67	1,722,523	+0.47(+2.46%)
Jul 12, 2010	19.21	19.43	19.01	19.20	1,687,914	-0.13(-0.67%)
Jul 09, 2010	19.33	19.37	18.82	19.33	2,046,406	+0.48(+2.55%)
Jul 08, 2010	18.89	19.09	18.65	18.85	1,841,814	+0.11(+0.61%)
Jul 07, 2010	17.89	18.73	17.88	18.73	2,038,899	+0.86(+4.81%)
Jul 06, 2010	18.06	18.38	17.74	17.87	154	+0.11(+0.64%)
Jul 02, 2010	17.76	17.99	17.64	17.76	1,438,086	-0.14(-0.77%)
Jul 01, 2010	17.92	18.10	17.64	17.90	2,981,473	-0.04(-0.21%)
Jun 30, 2010	18.08	18.47	17.86	17.93	833	-0.18(-0.97%)
Jun 29, 2010	18.59	18.60	17.99	18.11	4,006,718	-1.08(-5.63%)
Jun 25, 2010	19.19	19.35	18.92	19.19	3,509,330	+0.17(+0.88%)
Jun 24, 2010	18.99	19.33	18.63	19.02	3,182,388	+0.01(+0.04%)
Jun 23, 2010	18.85	19.11	18.34	19.01	3,219,667	+0.24(+1.26%)
Jun 22, 2010	19.08	19.35	18.74	18.78	3,139,244	-0.29(-1.52%)
Jun 21, 2010	19.46	19.57	18.98	19.07	4,285,480	+0.24(+1.29%)
Jun 18, 2010	18.82	18.85	18.56	18.82	2,362,654	+0.16(+0.86%)
Jun 17, 2010	18.60	18.73	18.27	18.66	2,072,350	+0.08(+0.41%)
Jun 16, 2010	18.53	18.76	18.41	18.59	2,965,658	-0.08(-0.41%)
Jun 15, 2010	18.41	18.70	18.15	18.66	2,368,037	+0.46(+2.55%)
Jun 14, 2010	18.50	18.66	18.18	18.20	1,774,675	-0.18(-0.99%)
Jun 11, 2010	18.18	18.46	18.15	18.38	1,891,236	-0.05(-0.29%)
Jun 10, 2010	17.86	18.44	17.77	18.44	2,814,639	+0.94(+5.40%)
Jun 09, 2010	17.63	17.86	17.42	17.49	3,357,471	-0.01(-0.04%)
Jun 08, 2010	17.69	17.82	17.14	17.50	4,190,503	+0.09(+0.53%)
Jun 07, 2010	18.13	18.13	17.37	17.41	2,614,497	-0.57(-3.18%)
Jun 04, 2010	17.98	18.96	17.93	17.98	3,673,890	-1.24(-6.46%)
Jun 03, 2010	19.11	19.32	18.94	19.22	3,030,438	+0.16(+0.84%)
Jun 02, 2010	18.88	19.06	18.74	19.06	2,828,691	+0.25(+1.34%)
Jun 01, 2010	19.26	19.16	18.72	18.81	2,249,075	-0.45(-2.33%)
May 28, 2010	19.26	19.49	19.19	19.26	2,438,387	-0.24(-1.25%)
May 27, 2010	19.43	19.50	19.14	19.50	1,937,974	+0.49(+2.60%)
May 26, 2010	19.01	19.57	18.92	19.01	2,092,636	+0.10(+0.52%)
May 25, 2010	18.79	18.95	18.42	18.91	3,779,188	-0.46(-2.40%)
May 24, 2010	19.09	19.73	19.07	19.37	2,603,893	+0.15(+0.79%)
May 21, 2010	18.37	19.30	18.33	19.22	4,085,120	+0.41(+2.19%)
May 20, 2010	19.04	19.35	18.81	18.81	2,396,337	-1.27(-6.34%)
May 19, 2010	20.19	20.49	19.81	20.08	1,674,663	-0.25(-1.23%)
May 18, 2010	20.76	20.92	20.27	20.33	1,980	-0.20(-0.96%)
May 17, 2010	20.17	20.58	19.76	20.53	2,810,022	+0.40(+1.99%)
May 14, 2010	20.13	20.73	19.94	20.13	2,812,759	-0.68(-3.28%)
May 13, 2010	20.82	21.09	20.69	20.81	2,317,791	-0.15(-0.72%)
May 12, 2010	20.81	21.11	20.72	20.96	2,209,027	+0.32(+1.54%)
May 11, 2010	20.63	20.97	20.58	20.64	2,815,324	-0.04(-0.18%)
May 10, 2010	20.43	20.70	20.41	20.68	3,754,065	+1.32(+6.81%)
May 07, 2010	19.95	20.26	19.30	19.36	4,700,297	-0.63(-3.14%)
May 06, 2010	20.35	20.73	18.95	19.99	3,532,677	-0.42(-2.04%)
May 05, 2010	20.55	20.85	20.39	20.41	3,622,688	-0.10(-0.48%)
May 04, 2010	20.83	20.85	20.30	20.51	3,719,755	-0.70(-3.29%)
May 03, 2010	20.95	21.30	20.84	21.20	2,977,985	+0.46(+2.23%)
Apr 30, 2010	21.12	21.32	20.42	20.74	4,396,818	-0.40(-1.90%)
Apr 29, 2010	21.93	22.34	20.92	21.14	5,162,316	-0.14(-0.68%)
Apr 28, 2010	21.42	21.52	20.66	21.29	11,135,032	-2.50(-10.51%)
Apr 27, 2010	24.10	24.43	23.69	23.79	2,640	-0.37(-1.54%)
Apr 26, 2010	24.37	24.41	24.13	24.16	1,989,186	-0.20(-0.84%)
Apr 23, 2010	24.24	24.38	24.01	24.36	2,241,052	+0.18(+0.75%)
Apr 22, 2010	23.38	24.22	23.26	24.18	3,454,608	+0.67(+2.83%)
Apr 21, 2010	23.51	23.93	23.25	23.51	8,512	+0.26(+1.11%)
Apr 20, 2010	23.32	23.45	23.10	23.26	1,019,537	+0.14(+0.59%)
Apr 19, 2010	23.16	23.27	22.78	23.12	1,335,305	-0.11(-0.46%)
Apr 16, 2010	23.57	23.63	23.13	23.23	1,698,912	-0.48(-2.01%)
Apr 15, 2010	23.52	23.90	23.52	23.70	1,798,868	+0.00(+0.00%)
Apr 14, 2010	23.57	23.70	23.47	23.70	1,639,966	+0.09(+0.38%)
Apr 13, 2010	23.50	23.70	23.39	23.61	1,390,960	+0.04(+0.16%)
Apr 12, 2010	23.64	23.65	23.30	23.57	1,582,225	+0.01(+0.03%)
Apr 09, 2010	23.47	23.61	23.30	23.57	1,514,679	+0.18(+0.78%)
Apr 08, 2010	23.38	23.41	23.13	23.38	1,632,953	-0.11(-0.48%)
Apr 07, 2010	23.75	23.78	23.41	23.50	2,215,510	-0.38(-1.59%)
Apr 06, 2010	23.56	23.95	23.51	23.88	958,518	+0.32(+1.35%)
Apr 05, 2010	23.28	23.70	23.04	23.56	1,554,476	+0.45(+1.97%)

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