Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	22.23	22.51	22.15	22.38	642,426	+0.21(+0.93%)
Feb 25, 2011	21.92	22.18	21.84	22.18	591,398	+0.34(+1.53%)
Feb 24, 2011	21.90	22.05	21.69	21.84	835,985	-0.03(-0.13%)
Feb 23, 2011	22.30	22.30	21.86	21.87	763,315	-0.42(-1.89%)
Feb 22, 2011	22.54	22.76	22.27	22.29	900,708	-0.25(-1.11%)
Feb 18, 2011	22.41	22.58	22.26	22.54	476,045	+0.15(+0.67%)
Feb 17, 2011	22.14	22.43	22.04	22.39	578,640	+0.22(+1.00%)
Feb 16, 2011	21.97	22.33	21.94	22.17	970,595	+0.36(+1.67%)
Feb 15, 2011	21.66	21.99	21.66	21.81	460,424	+0.12(+0.56%)
Feb 14, 2011	21.63	21.71	21.59	21.69	304,882	+0.09(+0.40%)
Feb 11, 2011	21.38	21.63	21.37	21.60	340,654	+0.14(+0.66%)
Feb 10, 2011	21.35	21.47	21.19	21.46	378,732	+0.05(+0.23%)
Feb 09, 2011	21.48	21.54	21.37	21.41	594,561	-0.14(-0.66%)
Feb 08, 2011	21.59	21.59	21.42	21.55	536,450	+0.03(+0.13%)
Feb 07, 2011	21.40	21.54	21.34	21.52	721,194	+0.10(+0.47%)
Feb 04, 2011	21.15	21.52	21.15	21.42	643,314	+0.21(+0.97%)
Feb 03, 2011	21.23	21.37	21.16	21.22	522,501	-0.09(-0.44%)
Feb 02, 2011	21.40	21.66	21.06	21.31	885,726	-0.04(-0.20%)
Feb 01, 2011	21.24	21.39	21.02	21.35	1,061,635	+0.19(+0.91%)
Jan 31, 2011	21.27	21.33	21.02	21.16	1,006,893	-0.01(-0.07%)
Jan 28, 2011	21.45	21.51	21.11	21.17	599,794	-0.21(-1.00%)
Jan 27, 2011	21.17	21.42	21.04	21.39	793,773	+0.24(+1.11%)
Jan 26, 2011	21.04	21.16	20.96	21.15	425,512	+0.16(+0.75%)
Jan 25, 2011	20.65	21.01	20.57	20.99	621,065	+0.36(+1.76%)
Jan 24, 2011	20.45	20.68	20.38	20.63	367,633	+0.21(+1.05%)
Jan 21, 2011	20.64	20.64	20.38	20.42	349,626	-0.14(-0.69%)
Jan 20, 2011	20.53	20.66	20.44	20.56	406,443	-0.04(-0.21%)
Jan 19, 2011	20.78	20.78	20.57	20.60	483,671	-0.21(-0.99%)
Jan 18, 2011	20.60	20.81	20.55	20.81	827,207	+0.19(+0.90%)
Jan 14, 2011	20.46	20.62	20.41	20.62	419,476	+0.17(+0.84%)
Jan 13, 2011	20.56	20.63	20.43	20.45	282,525	-0.11(-0.52%)
Jan 12, 2011	20.74	20.74	20.47	20.56	652,769	-0.04(-0.21%)
Jan 11, 2011	20.66	20.73	20.54	20.60	354,411	-0.04(-0.17%)
Jan 10, 2011	20.45	20.75	20.25	20.64	555,539	+0.08(+0.38%)
Jan 07, 2011	20.72	20.81	20.44	20.56	426,010	-0.10(-0.48%)
Jan 06, 2011	20.71	20.88	20.65	20.66	438,589	-0.10(-0.49%)
Jan 05, 2011	20.65	20.89	20.62	20.76	421,163	+0.01(+0.07%)
Jan 04, 2011	21.03	21.03	20.73	20.75	427,795	-0.25(-1.19%)
Jan 03, 2011	20.88	21.04	20.85	20.99	573,062	+0.26(+1.27%)
Dec 31, 2010	20.76	20.82	20.70	20.73	283,844	-0.08(-0.38%)
Dec 30, 2010	20.85	20.96	20.72	20.81	308,915	-0.04(-0.17%)
Dec 29, 2010	20.75	20.89	20.61	20.84	353,673	+0.15(+0.72%)
Dec 28, 2010	20.74	20.77	20.59	20.70	475,857	-0.04(-0.20%)
Dec 27, 2010	20.78	20.78	20.69	20.74	380,504	-0.02(-0.10%)
Dec 23, 2010	20.81	20.91	20.74	20.76	284,966	-0.04(-0.17%)
Dec 22, 2010	20.81	20.94	20.75	20.79	948,885	-0.02(-0.10%)
Dec 21, 2010	20.80	20.86	20.75	20.82	724,614	+0.01(+0.07%)
Dec 20, 2010	20.83	20.86	20.73	20.80	722,857	+0.02(+0.10%)
Dec 17, 2010	20.94	20.98	20.76	20.78	1,939,262	-0.13(-0.61%)
Dec 16, 2010	20.72	21.00	20.67	20.91	568,016	+0.18(+0.85%)
Dec 15, 2010	20.87	20.96	20.67	20.73	1,010,442	-0.13(-0.64%)
Dec 14, 2010	20.79	21.01	20.79	20.86	553,379	+0.08(+0.37%)
Dec 13, 2010	20.72	20.83	20.66	20.79	523,326	+0.08(+0.37%)
Dec 10, 2010	20.56	20.74	20.48	20.71	596,247	+0.14(+0.69%)
Dec 09, 2010	20.55	20.62	20.38	20.57	645,461	+0.08(+0.41%)
Dec 08, 2010	20.41	20.52	20.32	20.48	397,521	+0.11(+0.55%)
Dec 07, 2010	20.30	20.40	20.24	20.37	678,572	+0.21(+1.05%)
Dec 06, 2010	20.31	20.34	20.15	20.16	620,326	-0.21(-1.04%)
Dec 03, 2010	20.28	20.41	20.09	20.37	426,556	+0.01(+0.07%)
Dec 02, 2010	20.27	20.37	20.16	20.36	512,282	+0.08(+0.42%)

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