Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	19.85	19.97	19.79	19.86	1,804,186	+0.07(+0.36%)
Mar 30, 2011	19.72	19.82	19.69	19.78	869,320	+0.08(+0.40%)
Mar 29, 2011	19.45	19.73	19.43	19.71	2,084,393	+0.06(+0.30%)
Mar 28, 2011	19.65	19.71	19.62	19.65	1,869,686	+0.08(+0.43%)
Mar 25, 2011	19.65	19.74	19.55	19.56	1,061,835	+0.03(+0.17%)
Mar 24, 2011	19.39	19.59	19.36	19.53	1,499,084	+0.21(+1.11%)
Mar 23, 2011	19.21	19.36	19.08	19.32	1,920,550	+0.16(+0.85%)
Mar 22, 2011	19.25	19.26	19.12	19.15	1,660,847	-0.27(-1.37%)
Mar 21, 2011	19.40	19.47	19.38	19.42	1,341,953	+0.31(+1.63%)
Mar 18, 2011	19.24	19.26	19.04	19.11	2,189,132	+0.34(+1.83%)
Mar 17, 2011	18.86	18.89	18.72	18.77	1,686,199	+0.18(+0.97%)
Mar 16, 2011	18.91	18.97	18.45	18.59	3,530,878	-0.28(-1.47%)
Mar 15, 2011	18.77	18.91	18.76	18.86	2,322,309	-0.38(-1.95%)
Mar 14, 2011	19.17	19.26	19.12	19.24	1,750,683	-0.10(-0.50%)
Mar 11, 2011	19.08	19.37	19.07	19.34	1,987,288	+0.11(+0.57%)
Mar 10, 2011	19.21	19.29	19.12	19.23	1,910,128	-0.21(-1.07%)
Mar 09, 2011	19.33	19.45	19.30	19.43	3,638,103	+0.18(+0.94%)
Mar 08, 2011	19.15	19.33	19.08	19.25	1,697,006	-0.02(-0.10%)
Mar 07, 2011	19.42	19.45	19.24	19.27	2,423,801	-0.08(-0.40%)
Mar 04, 2011	19.38	19.38	19.22	19.35	3,283,452	+0.05(+0.24%)
Mar 03, 2011	19.34	19.40	19.27	19.30	4,450,491	+0.10(+0.51%)
Mar 02, 2011	19.20	19.32	19.19	19.21	2,152,635	+0.03(+0.14%)
Mar 01, 2011	19.36	19.39	19.17	19.18	2,065,538	-0.08(-0.40%)
Feb 28, 2011	19.32	19.41	19.21	19.26	2,728,367	+0.03(+0.17%)
Feb 25, 2011	19.14	19.26	19.08	19.23	1,668,380	+0.23(+1.23%)
Feb 24, 2011	19.06	19.09	18.92	18.99	1,853,871	-0.05(-0.27%)
Feb 23, 2011	19.15	19.20	19.00	19.04	2,265,758	-0.02(-0.10%)
Feb 22, 2011	19.13	19.19	19.01	19.06	2,979,348	-0.10(-0.54%)
Feb 18, 2011	19.09	19.22	19.06	19.17	2,242,458	+0.22(+1.16%)
Feb 17, 2011	18.98	19.01	18.92	18.95	2,481,502	+0.14(+0.76%)
Feb 16, 2011	18.76	18.82	18.74	18.80	2,834,302	+0.07(+0.38%)
Feb 15, 2011	18.78	18.83	18.69	18.73	2,217,997	-0.01(-0.07%)
Feb 14, 2011	18.80	18.80	18.69	18.75	1,688,651	-0.03(-0.14%)
Feb 11, 2011	18.73	18.81	18.73	18.77	3,803,538	-0.24(-1.26%)
Feb 10, 2011	19.02	19.04	18.93	19.01	3,534,526	-0.11(-0.58%)
Feb 09, 2011	19.02	19.12	19.02	19.12	9,595,782	+0.13(+0.67%)
Feb 08, 2011	19.05	19.11	18.97	19.00	6,343,946	-0.06(-0.34%)
Feb 07, 2011	18.96	19.10	18.91	19.06	2,762,091	+0.06(+0.34%)
Feb 04, 2011	18.77	19.00	18.72	19.00	3,330,059	-0.10(-0.54%)
Feb 03, 2011	19.13	19.16	18.98	19.10	3,051,883	-0.13(-0.70%)
Feb 02, 2011	19.20	19.33	19.14	19.23	3,182,889	+0.31(+1.66%)
Feb 01, 2011	19.03	19.03	18.90	18.92	3,995,129	+0.29(+1.55%)
Jan 31, 2011	18.74	18.82	18.63	18.63	3,521,744	+0.04(+0.21%)
Jan 28, 2011	18.84	18.93	18.54	18.59	2,828,491	-0.42(-2.23%)
Jan 27, 2011	18.84	19.03	18.82	19.01	2,870,507	-0.08(-0.44%)
Jan 26, 2011	19.09	19.14	19.00	19.10	2,468,106	-0.09(-0.47%)
Jan 25, 2011	19.07	19.19	18.94	19.19	2,507,554	-0.55(-2.80%)
Jan 24, 2011	19.70	19.78	19.66	19.74	1,240,847	+0.10(+0.49%)
Jan 21, 2011	19.60	19.68	19.58	19.64	2,993,896	+0.31(+1.59%)
Jan 20, 2011	19.42	19.44	19.24	19.34	4,378,317	-0.10(-0.53%)
Jan 19, 2011	19.66	19.68	19.42	19.44	2,336,790	+0.07(+0.36%)
Jan 18, 2011	19.39	19.47	19.37	19.37	2,679,750	-0.02(-0.10%)
Jan 14, 2011	19.19	19.39	19.17	19.39	2,156,279	+0.13(+0.67%)
Jan 13, 2011	19.35	19.40	19.24	19.26	2,716,787	-0.02(-0.10%)
Jan 12, 2011	19.19	19.28	19.10	19.28	2,767,264	+0.16(+0.84%)
Jan 11, 2011	19.18	19.18	19.05	19.12	1,669,236	+0.07(+0.37%)
Jan 10, 2011	19.00	19.09	18.94	19.05	2,180,832	-0.06(-0.34%)
Jan 07, 2011	19.25	19.26	19.03	19.11	2,785,731	-0.21(-1.10%)
Jan 06, 2011	19.28	19.37	19.21	19.32	2,847,709	-0.28(-1.41%)
Jan 05, 2011	19.39	19.61	19.38	19.60	2,339,948	-0.26(-1.29%)
Jan 04, 2011	19.95	19.95	19.78	19.86	2,885,659	-0.07(-0.35%)

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