Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	29.60	29.77	29.53	29.56	945,381	-0.21(-0.71%)
Apr 28, 2011	29.63	29.80	29.55	29.77	1,193,638	+0.01(+0.04%)
Apr 27, 2011	29.64	29.85	29.39	29.76	1,115,375	+0.02(+0.08%)
Apr 26, 2011	29.59	29.81	29.53	29.73	1,029,898	+0.16(+0.53%)
Apr 25, 2011	29.64	29.65	29.46	29.57	1,152,180	-0.08(-0.28%)
Apr 21, 2011	29.60	29.66	29.45	29.66	1,442,091	+0.30(+1.04%)
Apr 20, 2011	29.29	29.44	29.28	29.35	2,611,570	+0.65(+2.28%)
Apr 19, 2011	28.56	28.76	28.53	28.70	1,869,229	+0.11(+0.39%)
Apr 18, 2011	28.60	28.66	28.29	28.59	1,795,444	-0.46(-1.59%)
Apr 15, 2011	29.01	29.12	28.88	29.05	1,979,780	-0.05(-0.18%)
Apr 14, 2011	28.79	29.13	28.73	29.10	3,600,433	+0.19(+0.65%)
Apr 13, 2011	29.08	29.10	28.79	28.91	989,658	+0.23(+0.82%)
Apr 12, 2011	28.87	28.96	28.61	28.68	1,121,147	-0.46(-1.58%)
Apr 11, 2011	29.41	29.46	29.11	29.14	824,985	-0.09(-0.32%)
Apr 08, 2011	29.34	29.36	29.11	29.24	1,549,370	+0.27(+0.95%)
Apr 07, 2011	29.04	29.15	28.80	28.96	1,443,573	-0.08(-0.26%)
Apr 06, 2011	28.97	29.12	28.94	29.04	3,632,287	+0.39(+1.35%)
Apr 05, 2011	28.46	28.76	28.46	28.65	2,521,754	+0.01(+0.02%)
Apr 04, 2011	28.59	28.65	28.49	28.65	1,613,659	+0.09(+0.33%)
Apr 01, 2011	28.41	28.62	28.33	28.55	2,116,830	+0.31(+1.10%)
Mar 31, 2011	28.08	28.32	28.08	28.24	1,472,820	+0.12(+0.44%)
Mar 30, 2011	28.01	28.22	28.00	28.12	1,424,861	+0.39(+1.39%)
Mar 29, 2011	27.45	27.76	27.35	27.73	1,220,087	+0.39(+1.43%)
Mar 28, 2011	27.42	27.53	27.34	27.34	1,602,226	-0.11(-0.38%)
Mar 25, 2011	27.44	27.55	27.33	27.45	1,109,830	+0.05(+0.17%)
Mar 24, 2011	27.24	27.45	27.12	27.40	1,486,111	+0.44(+1.63%)
Mar 23, 2011	26.72	27.04	26.65	26.96	1,806,806	+0.27(+1.03%)
Mar 22, 2011	26.68	26.77	26.64	26.69	800,478	-0.01(-0.02%)
Mar 21, 2011	26.64	26.72	26.62	26.69	1,455,213	+0.62(+2.38%)
Mar 18, 2011	26.10	26.14	25.98	26.07	2,577,108	+0.51(+2.01%)
Mar 17, 2011	25.69	25.73	25.38	25.56	2,431,084	+0.35(+1.40%)
Mar 16, 2011	25.83	25.92	25.13	25.21	7,016,805	-0.70(-2.71%)
Mar 15, 2011	25.74	26.05	25.72	25.91	4,560,934	-0.74(-2.79%)
Mar 14, 2011	26.51	26.69	26.39	26.65	2,360,552	-0.27(-1.02%)
Mar 11, 2011	26.50	27.00	26.45	26.93	1,686,761	+0.24(+0.90%)
Mar 10, 2011	26.90	26.90	26.66	26.69	4,222,085	-0.76(-2.77%)
Mar 09, 2011	27.48	27.53	27.34	27.45	1,151,467	-0.13(-0.49%)
Mar 08, 2011	27.37	27.69	27.28	27.58	1,069,291	+0.37(+1.38%)
Mar 07, 2011	27.53	27.60	27.07	27.21	1,370,740	-0.33(-1.19%)
Mar 04, 2011	27.70	27.70	27.34	27.53	1,239,863	-0.15(-0.53%)
Mar 03, 2011	27.55	27.68	27.47	27.68	1,072,785	+0.25(+0.92%)
Mar 02, 2011	27.27	27.50	27.27	27.43	1,550,814	+0.26(+0.97%)
Mar 01, 2011	27.66	27.66	27.15	27.17	1,446,033	-0.44(-1.61%)
Feb 28, 2011	27.60	27.66	27.49	27.61	1,465,985	+0.06(+0.23%)
Feb 25, 2011	27.38	27.56	27.34	27.55	1,045,031	+0.59(+2.19%)
Feb 24, 2011	27.03	27.11	26.75	26.96	1,213,525	+0.01(+0.02%)
Feb 23, 2011	26.96	27.04	26.70	26.95	2,864,787	+0.09(+0.35%)
Feb 22, 2011	27.20	27.31	26.79	26.86	2,208,427	-1.01(-3.63%)
Feb 18, 2011	27.80	27.95	27.76	27.87	883,503	+0.01(+0.02%)
Feb 17, 2011	27.62	27.90	27.57	27.86	1,281,418	+0.16(+0.57%)
Feb 16, 2011	27.50	27.75	27.49	27.70	1,655,433	+0.28(+1.02%)
Feb 15, 2011	27.49	27.54	27.39	27.42	1,072,833	-0.19(-0.68%)
Feb 14, 2011	27.56	27.65	27.52	27.61	1,178,280	+0.09(+0.32%)
Feb 11, 2011	27.25	27.56	27.21	27.52	5,770,979	+0.06(+0.21%)
Feb 10, 2011	27.34	27.54	27.29	27.46	2,172,359	-0.16(-0.59%)
Feb 09, 2011	27.75	27.80	27.55	27.63	2,213,794	-0.35(-1.25%)
Feb 08, 2011	27.90	28.03	27.79	27.98	1,438,999	+0.03(+0.10%)
Feb 07, 2011	27.98	28.04	27.87	27.95	1,317,318	-0.02(-0.08%)
Feb 04, 2011	28.05	28.05	27.78	27.97	908,828	+0.21(+0.76%)
Feb 03, 2011	27.65	27.77	27.46	27.76	1,175,391	+0.27(+1.00%)
Feb 02, 2011	27.49	27.57	27.44	27.49	941,657	-0.04(-0.15%)
Feb 01, 2011	27.29	27.66	27.27	27.53	2,132,130	+0.45(+1.66%)
Jan 31, 2011	26.96	27.13	26.82	27.08	3,941,064	+0.23(+0.85%)
Jan 28, 2011	27.30	27.36	26.65	26.85	5,158,972	-0.47(-1.71%)
Jan 27, 2011	27.36	27.41	27.24	27.32	1,086,585	-0.09(-0.34%)
Jan 26, 2011	27.39	27.48	27.27	27.41	1,553,650	+0.19(+0.71%)
Jan 25, 2011	27.08	27.23	26.93	27.22	1,678,057	-0.12(-0.43%)
Jan 24, 2011	27.10	27.39	27.05	27.34	1,283,633	+0.33(+1.21%)
Jan 21, 2011	27.15	27.20	26.98	27.01	1,143,905	-0.04(-0.15%)
Jan 20, 2011	27.11	27.14	26.83	27.05	2,411,154	-0.40(-1.47%)
Jan 19, 2011	27.70	27.74	27.38	27.45	1,634,749	-0.09(-0.32%)
Jan 18, 2011	27.43	27.55	27.40	27.54	1,204,637	+0.20(+0.75%)
Jan 14, 2011	27.21	27.37	27.18	27.34	2,852,936	-0.02(-0.06%)
Jan 13, 2011	27.42	27.49	27.26	27.35	2,581,313	+0.11(+0.41%)
Jan 12, 2011	27.22	27.27	27.08	27.24	3,504,312	+0.29(+1.08%)
Jan 11, 2011	26.95	26.98	26.83	26.95	3,746,070	+0.04(+0.13%)
Jan 10, 2011	26.76	26.94	26.67	26.91	2,461,481	-0.05(-0.20%)
Jan 07, 2011	27.09	27.13	26.73	26.97	3,908,866	-0.11(-0.39%)
Jan 06, 2011	27.22	27.28	27.00	27.07	2,006,975	-0.22(-0.81%)
Jan 05, 2011	27.04	27.33	27.04	27.29	1,017,311	-0.05(-0.19%)
Jan 04, 2011	27.54	27.54	27.11	27.35	2,611,180	-0.35(-1.27%)
Jan 03, 2011	27.67	27.87	27.67	27.70	1,482,006	+0.23(+0.85%)
Dec 31, 2010	27.27	27.49	27.24	27.46	790,635	-0.01(-0.02%)
Dec 30, 2010	27.46	27.50	27.35	27.47	722,948	+0.03(+0.11%)
Dec 29, 2010	27.37	27.49	27.36	27.44	840,117	+0.24(+0.88%)
Dec 28, 2010	27.43	27.43	27.18	27.20	495,769	+0.09(+0.32%)
Dec 27, 2010	26.93	27.15	26.93	27.11	833,675	+0.03(+0.11%)
Dec 23, 2010	27.02	27.14	27.02	27.08	1,141,689	+0.01(+0.02%)
Dec 22, 2010	27.00	27.10	26.98	27.08	993,864	+0.13(+0.50%)
Dec 21, 2010	26.91	26.99	26.89	26.94	1,193,243	+0.28(+1.04%)
Dec 20, 2010	26.67	26.71	26.51	26.67	873,988	+0.00(+0.00%)
Dec 17, 2010	26.63	26.67	26.50	26.67	747,472	-0.07(-0.28%)
Dec 16, 2010	26.63	26.74	26.51	26.74	2,036,872	+0.19(+0.71%)
Dec 15, 2010	26.82	26.88	26.52	26.55	1,580,180	-0.51(-1.90%)
Dec 14, 2010	27.08	27.25	27.02	27.07	1,537,939	+0.05(+0.17%)
Dec 13, 2010	27.03	27.16	26.94	27.02	1,565,932	+0.24(+0.90%)
Dec 10, 2010	26.71	26.78	26.63	26.78	1,134,515	+0.17(+0.62%)
Dec 09, 2010	26.73	26.75	26.49	26.61	3,729,780	+0.18(+0.67%)
Dec 08, 2010	26.49	26.59	26.28	26.44	1,223,516	-0.15(-0.56%)
Dec 07, 2010	26.99	27.00	26.59	26.59	1,165,017	+0.06(+0.24%)
Dec 06, 2010	26.51	26.61	26.51	26.52	4,672,705	-0.25(-0.94%)
Dec 03, 2010	26.52	26.81	26.52	26.77	1,546,195	+0.17(+0.62%)
Dec 02, 2010	26.25	26.69	26.23	26.61	1,457,941	+0.45(+1.71%)
Dec 01, 2010	26.02	26.20	25.96	26.16	2,296,916	+0.70(+2.76%)
Nov 30, 2010	25.34	25.63	25.29	25.46	2,191,017	-0.22(-0.87%)
Nov 29, 2010	25.44	25.74	25.32	25.68	2,308,121	+0.21(+0.83%)
Nov 26, 2010	25.52	25.61	25.44	25.47	1,033,576	-0.58(-2.22%)
Nov 24, 2010	25.97	26.05	26.05	26.05	1,785,780	+0.57(+2.22%)
Nov 23, 2010	25.61	25.70	25.37	25.48	3,019,096	-0.89(-3.38%)
Nov 22, 2010	26.31	26.38	26.00	26.37	1,780,550	-0.10(-0.39%)
Nov 19, 2010	26.37	26.50	26.19	26.48	2,879,686	-0.27(-1.01%)
Nov 18, 2010	26.60	26.80	26.60	26.75	1,774,979	+0.57(+2.16%)
Nov 17, 2010	26.14	26.27	26.05	26.18	3,201,988	+0.01(+0.02%)
Nov 16, 2010	26.45	26.52	26.01	26.17	3,453,898	-0.53(-1.97%)
Nov 15, 2010	26.89	26.98	26.67	26.70	1,493,125	-0.01(-0.04%)
Nov 12, 2010	26.91	27.07	26.54	26.71	1,680,628	-0.53(-1.95%)
Nov 11, 2010	27.26	27.26	27.09	27.24	2,899,676	-0.26(-0.94%)
Nov 10, 2010	27.33	27.52	27.09	27.50	2,188,364	+0.14(+0.50%)
Nov 09, 2010	27.87	27.88	27.27	27.36	2,909,609	-0.46(-1.67%)
Nov 08, 2010	27.77	27.88	27.65	27.83	2,685,343	-0.16(-0.57%)
Nov 05, 2010	27.91	28.04	27.85	27.99	3,261,444	+0.03(+0.12%)
Nov 04, 2010	27.66	27.96	27.66	27.95	3,008,294	+0.80(+2.93%)
Nov 03, 2010	26.93	27.16	26.63	27.16	2,491,772	+0.35(+1.30%)
Nov 02, 2010	26.81	26.89	26.79	26.81	2,037,018	+0.45(+1.72%)
Nov 01, 2010	26.46	26.63	26.24	26.36	3,166,144	+0.27(+1.05%)
Oct 29, 2010	25.95	26.08	25.89	26.08	1,395,190	+0.06(+0.22%)
Oct 28, 2010	26.21	26.24	25.94	26.02	8,046,430	+0.13(+0.51%)
Oct 27, 2010	25.85	25.92	25.58	25.89	2,085,891	-0.70(-2.65%)
Oct 25, 2010	26.72	26.88	26.59	26.60	3,039,243	+0.44(+1.68%)
Oct 22, 2010	26.19	26.28	26.08	26.16	1,593,875	+0.14(+0.55%)
Oct 21, 2010	26.26	26.38	25.80	26.01	2,380,231	-0.26(-1.00%)
Oct 20, 2010	25.97	26.45	25.95	26.28	2,375,941	+0.50(+1.95%)
Oct 19, 2010	26.04	26.34	25.69	25.77	3,175,315	-0.94(-3.51%)
Oct 18, 2010	26.36	26.71	26.33	26.71	2,004,343	+0.18(+0.69%)
Oct 15, 2010	26.75	26.78	26.36	26.53	2,814,762	-0.05(-0.17%)
Oct 14, 2010	26.52	26.68	26.39	26.57	2,824,216	+0.14(+0.52%)
Oct 13, 2010	26.37	26.61	26.30	26.44	2,523,667	+0.20(+0.76%)
Oct 12, 2010	26.10	26.28	25.89	26.24	2,712,136	-0.10(-0.37%)
Oct 11, 2010	26.38	26.48	26.31	26.33	1,231,372	-0.06(-0.24%)
Oct 08, 2010	26.40	26.46	26.06	26.40	1,356,887	+0.42(+1.63%)
Oct 07, 2010	26.37	26.39	25.97	25.97	1,500,694	-0.15(-0.59%)
Oct 06, 2010	26.03	26.21	26.03	26.13	1,910,301	+0.17(+0.64%)
Oct 05, 2010	25.65	26.02	25.62	25.96	1,992,085	+0.42(+1.66%)
Oct 04, 2010	25.64	25.70	25.36	25.54	2,407,671	-0.06(-0.22%)
Oct 01, 2010	25.60	25.63	25.36	25.60	2,446,456	+0.25(+0.97%)
Sep 30, 2010	25.60	25.69	25.18	25.35	3,618,223	-0.22(-0.85%)
Sep 29, 2010	25.65	25.69	25.50	25.57	2,334,986	-0.15(-0.58%)
Sep 28, 2010	25.59	25.80	25.36	25.72	1,992,809	+0.21(+0.83%)
Sep 27, 2010	25.48	25.67	25.47	25.50	2,024,925	+0.05(+0.20%)
Sep 24, 2010	25.37	25.51	25.30	25.45	1,786,416	+0.58(+2.32%)
Sep 23, 2010	24.85	25.10	24.81	24.87	1,689,897	-0.18(-0.73%)
Sep 22, 2010	25.09	25.28	24.98	25.06	3,330,899	+0.03(+0.14%)
Sep 21, 2010	25.00	25.16	24.83	25.02	3,733,915	-0.06(-0.25%)
Sep 20, 2010	24.83	25.16	24.79	25.09	2,769,809	+0.49(+1.98%)
Sep 17, 2010	24.60	24.77	24.54	24.60	2,511,473	-0.19(-0.76%)
Sep 15, 2010	24.62	24.82	24.55	24.79	2,493,889	+0.05(+0.21%)
Sep 14, 2010	24.53	24.86	24.45	24.74	3,171,092	+0.11(+0.44%)
Sep 13, 2010	24.57	24.66	24.52	24.63	2,489,539	+0.50(+2.09%)
Sep 10, 2010	24.08	24.15	24.00	24.12	1,545,877	+0.02(+0.09%)
Sep 09, 2010	24.26	24.27	24.06	24.10	2,264,874	+0.29(+1.23%)
Sep 08, 2010	23.75	23.94	23.74	23.81	1,359,431	+0.19(+0.79%)
Sep 07, 2010	23.73	23.76	23.58	23.62	1,815,414	-0.13(-0.57%)
Sep 03, 2010	23.82	23.85	23.63	23.76	1,665,067	+0.13(+0.56%)
Sep 02, 2010	23.51	23.63	23.40	23.63	2,093,197	+0.10(+0.44%)
Sep 01, 2010	23.19	23.60	23.19	23.52	2,088,690	+1.02(+4.53%)
Aug 31, 2010	22.49	22.65	22.36	22.51	12,285	-0.01(-0.03%)
Aug 30, 2010	22.61	22.72	22.48	22.51	1,445,976	-0.10(-0.46%)
Aug 27, 2010	22.61	22.69	22.07	22.61	2,320,387	+0.54(+2.46%)
Aug 26, 2010	22.21	22.34	21.98	22.07	1,859,688	+0.06(+0.29%)
Aug 25, 2010	21.77	22.07	21.62	22.01	1,997,473	+0.03(+0.13%)
Aug 24, 2010	21.99	22.13	21.81	21.98	2,069,254	-0.40(-1.79%)
Aug 23, 2010	22.57	22.72	22.38	22.38	1,616,012	-0.09(-0.38%)
Aug 20, 2010	22.36	22.48	22.23	22.47	1,143,268	-0.06(-0.25%)
Aug 19, 2010	22.72	22.82	22.36	22.52	1,789,646	-0.30(-1.30%)
Aug 18, 2010	22.88	22.94	22.71	22.82	1,330,193	-0.13(-0.57%)
Aug 17, 2010	22.90	23.11	22.84	22.95	1,234,412	+0.30(+1.34%)
Aug 16, 2010	22.48	22.72	22.38	22.65	1,428,047	+0.15(+0.69%)
Aug 13, 2010	22.49	22.67	22.36	22.49	1,776,186	+0.15(+0.69%)
Aug 12, 2010	22.19	22.44	22.11	22.34	1,319,180	-0.05(-0.23%)
Aug 11, 2010	22.61	22.64	22.37	22.39	1,790,969	-0.94(-4.02%)
Aug 10, 2010	23.20	23.43	23.03	23.33	2,604,826	-0.31(-1.31%)
Aug 09, 2010	23.67	23.72	23.57	23.64	1,270,180	+0.19(+0.83%)
Aug 06, 2010	23.44	23.44	23.11	23.44	1,428,981	+0.02(+0.07%)
Aug 05, 2010	23.39	23.44	23.27	23.43	1,535,619	-0.10(-0.41%)
Aug 04, 2010	23.47	23.59	23.36	23.52	2,943,900	+0.10(+0.42%)
Aug 03, 2010	23.46	23.54	23.27	23.43	1,747,909	-0.17(-0.70%)
Aug 02, 2010	23.43	23.69	23.36	23.59	2,919,852	+0.69(+3.02%)
Jul 30, 2010	22.90	23.02	22.61	22.90	1,571,160	+0.04(+0.18%)
Jul 29, 2010	23.04	23.10	22.65	22.86	1,547,680	+0.17(+0.76%)
Jul 28, 2010	22.74	22.80	22.61	22.69	2,788,627	-0.20(-0.87%)
Jul 27, 2010	23.03	23.04	22.73	22.89	1,265,584	-0.09(-0.40%)
Jul 26, 2010	22.68	22.99	22.65	22.98	2,847,850	+0.30(+1.31%)
Jul 23, 2010	22.40	22.69	22.35	22.68	1,266,115	+0.38(+1.69%)
Jul 22, 2010	22.14	22.46	22.09	22.31	1,702,488	+0.57(+2.63%)
Jul 21, 2010	22.16	22.16	21.61	21.73	5,757,862	-0.48(-2.14%)
Jul 20, 2010	21.59	22.25	21.59	22.21	1,456,398	+0.62(+2.86%)
Jul 19, 2010	21.56	21.67	21.36	21.59	1,161,343	+0.11(+0.51%)
Jul 16, 2010	21.48	21.89	21.42	21.48	1,698,511	-0.45(-2.06%)
Jul 15, 2010	22.09	22.17	21.74	21.93	1,508,872	-0.22(-0.98%)
Jul 14, 2010	22.08	22.29	22.00	22.15	1,493,584	+0.05(+0.23%)
Jul 13, 2010	21.97	22.19	21.92	22.10	1,810,994	+0.27(+1.26%)
Jul 12, 2010	21.76	21.93	21.70	21.82	801,356	-0.10(-0.47%)
Jul 09, 2010	21.93	21.96	21.70	21.93	1,029,553	+0.20(+0.92%)
Jul 08, 2010	21.71	21.85	21.50	21.73	1,785,611	+0.33(+1.52%)
Jul 07, 2010	20.80	21.40	20.80	21.40	1,835,764	+0.53(+2.55%)
Jul 06, 2010	21.01	21.22	20.70	20.87	2,645,719	+0.34(+1.67%)
Jul 02, 2010	20.53	20.79	20.38	20.53	1,781,046	+0.03(+0.14%)
Jul 01, 2010	20.51	20.57	20.09	20.50	4,638,016	+0.05(+0.22%)
Jun 30, 2010	20.58	20.81	20.40	20.45	2,949,525	-0.18(-0.86%)
Jun 29, 2010	20.98	21.04	20.53	20.63	2,760,051	-1.14(-5.23%)
Jun 25, 2010	21.77	21.85	21.41	21.77	1,440,051	+0.18(+0.85%)
Jun 24, 2010	21.78	21.84	21.52	21.58	2,212,330	-0.40(-1.82%)
Jun 23, 2010	22.13	22.17	21.75	21.98	2,177,026	-0.04(-0.19%)
Jun 22, 2010	22.41	22.43	21.93	22.03	1,696,817	-0.36(-1.59%)
Jun 21, 2010	22.59	22.73	22.24	22.38	3,201,963	+0.36(+1.61%)
Jun 18, 2010	22.03	22.23	22.03	22.03	1,217,884	+0.06(+0.26%)
Jun 17, 2010	22.04	22.08	21.73	21.97	1,640,950	-0.06(-0.28%)
Jun 16, 2010	21.86	22.13	21.85	22.03	1,715,963	-0.08(-0.38%)
Jun 15, 2010	21.72	22.19	21.70	22.12	3,259,288	+0.55(+2.56%)
Jun 14, 2010	21.86	22.01	21.57	21.57	3,462,556	+0.06(+0.26%)
Jun 11, 2010	21.06	21.52	21.06	21.51	1,818,518	+0.11(+0.53%)
Jun 10, 2010	21.20	21.44	21.15	21.40	2,378,479	+0.95(+4.63%)
Jun 09, 2010	20.63	20.94	20.38	20.45	2,591,509	+0.02(+0.08%)
Jun 08, 2010	20.15	20.54	19.98	20.43	4,141,127	+0.61(+3.07%)
Jun 07, 2010	20.24	20.26	19.81	19.82	4,578,938	-0.34(-1.71%)
Jun 04, 2010	20.17	20.66	20.03	20.17	4,398,879	-0.92(-4.39%)
Jun 03, 2010	21.24	21.30	20.85	21.09	3,322,591	+0.04(+0.19%)
Jun 02, 2010	20.56	21.05	20.45	21.05	2,650,358	+0.35(+1.70%)
Jun 01, 2010	20.61	20.91	20.38	20.70	3,096,936	-0.17(-0.82%)
May 28, 2010	20.87	21.22	20.80	20.87	2,956,888	-0.34(-1.62%)
May 27, 2010	20.74	21.23	20.70	21.22	2,711,289	+1.19(+5.94%)
May 26, 2010	20.23	20.53	19.89	20.03	4,497,922	-0.15(-0.73%)
May 25, 2010	19.54	20.17	19.38	20.17	3,546	-0.17(-0.83%)
May 24, 2010	20.44	20.67	20.30	20.34	3,240,789	-0.05(-0.22%)
May 21, 2010	19.45	20.39	19.38	20.39	4,400,434	+0.81(+4.12%)
May 20, 2010	19.61	20.09	19.51	19.58	6,566,935	-1.21(-5.81%)
May 19, 2010	20.78	20.93	20.35	20.79	6,719,637	-0.52(-2.44%)
May 18, 2010	21.92	21.99	21.19	21.31	2,505,235	-0.46(-2.10%)
May 17, 2010	21.91	22.07	21.34	21.76	3,460,031	-0.16(-0.75%)
May 14, 2010	21.93	22.34	21.79	21.93	3,411,025	-0.64(-2.85%)
May 13, 2010	22.73	22.87	22.51	22.57	2,516,105	-0.18(-0.79%)
May 12, 2010	22.65	22.78	22.57	22.75	3,141,298	+0.24(+1.05%)
May 11, 2010	22.77	22.85	22.46	22.51	5,147,740	-0.45(-1.96%)
May 10, 2010	22.82	23.01	22.76	22.96	4,639,100	+1.41(+6.54%)
May 07, 2010	21.84	22.01	21.15	21.55	7,413,976	+5.18(+31.66%)
May 06, 2010	22.36	22.56	16.13	16.37	35,464	-6.38(-28.05%)
May 05, 2010	22.68	23.04	22.57	22.76	5,286,829	-0.20(-0.86%)
May 04, 2010	23.32	23.36	22.85	22.95	4,680,036	-1.18(-4.91%)

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