Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	21.76	21.90	21.64	21.86	1,515,453	+0.22(+1.04%)
Feb 25, 2011	21.55	21.66	21.46	21.64	1,086,671	+0.20(+0.93%)
Feb 24, 2011	21.58	21.66	21.30	21.44	1,413,183	-0.13(-0.60%)
Feb 23, 2011	21.79	21.87	21.50	21.57	1,305,400	-0.20(-0.91%)
Feb 22, 2011	21.78	21.85	21.69	21.77	1,722,437	-0.18(-0.83%)
Feb 18, 2011	21.73	22.04	21.66	21.95	1,087,338	+0.19(+0.88%)
Feb 17, 2011	21.60	21.80	21.60	21.76	858,668	+0.09(+0.43%)
Feb 16, 2011	21.51	21.67	21.44	21.66	921,702	+0.24(+1.11%)
Feb 15, 2011	21.30	21.46	21.29	21.42	685,903	+0.04(+0.18%)
Feb 14, 2011	21.57	21.66	21.32	21.39	868,778	-0.17(-0.80%)
Feb 11, 2011	21.38	21.56	21.28	21.56	729,605	+0.13(+0.60%)
Feb 10, 2011	21.19	21.44	21.18	21.43	1,217,097	+0.10(+0.45%)
Feb 09, 2011	21.24	21.38	21.12	21.33	1,422,393	-0.04(-0.18%)
Feb 08, 2011	21.28	21.37	21.17	21.37	1,823,279	+0.10(+0.45%)
Feb 07, 2011	21.38	21.43	21.25	21.28	1,892,948	-0.01(-0.03%)
Feb 04, 2011	21.12	21.33	21.06	21.28	1,309,544	+0.04(+0.19%)
Feb 03, 2011	21.61	21.87	20.87	21.24	2,125,725	+0.33(+1.56%)
Feb 02, 2011	21.14	21.15	20.89	20.92	1,351,474	-0.19(-0.91%)
Feb 01, 2011	20.68	21.13	20.68	21.11	1,935,438	+0.54(+2.62%)
Jan 31, 2011	20.80	20.89	20.57	20.57	1,551,119	-0.08(-0.37%)
Jan 28, 2011	21.11	21.16	20.64	20.65	1,685,031	-0.40(-1.92%)
Jan 27, 2011	20.78	21.06	20.78	21.05	903,527	+0.24(+1.17%)
Jan 26, 2011	20.92	20.98	20.81	20.81	1,578,803	-0.06(-0.28%)
Jan 25, 2011	20.71	20.88	20.55	20.87	1,521,154	+0.13(+0.65%)
Jan 24, 2011	20.37	20.76	20.37	20.73	1,376,034	+0.33(+1.64%)
Jan 21, 2011	20.40	20.49	20.33	20.40	2,702,388	+0.01(+0.03%)
Jan 20, 2011	20.40	20.52	20.35	20.39	1,383,501	+0.02(+0.09%)
Jan 19, 2011	20.69	20.74	20.33	20.37	1,062,907	-0.33(-1.57%)
Jan 18, 2011	20.67	20.72	20.60	20.70	784,539	+0.06(+0.27%)
Jan 14, 2011	20.33	20.64	20.33	20.64	890,406	+0.19(+0.94%)
Jan 13, 2011	20.58	20.64	20.40	20.45	992,749	-0.10(-0.50%)
Jan 12, 2011	20.51	20.65	20.47	20.55	937,195	+0.20(+0.98%)
Jan 11, 2011	20.59	20.71	20.30	20.35	1,014,801	-0.11(-0.53%)
Jan 10, 2011	20.40	20.50	20.18	20.46	1,134,268	+0.04(+0.19%)
Jan 07, 2011	20.73	20.73	20.27	20.42	1,143,621	-0.19(-0.93%)
Jan 06, 2011	20.68	20.71	20.55	20.61	995,075	-0.02(-0.10%)
Jan 05, 2011	20.55	20.67	20.51	20.64	1,035,343	+0.06(+0.28%)
Jan 04, 2011	20.87	20.88	20.48	20.58	1,151,091	-0.16(-0.77%)
Jan 03, 2011	20.57	20.78	20.57	20.74	1,186,136	+0.39(+1.92%)
Dec 31, 2010	20.29	20.47	20.29	20.35	755,205	-0.05(-0.25%)
Dec 30, 2010	20.55	20.56	20.38	20.40	861,504	-0.13(-0.63%)
Dec 29, 2010	20.64	20.64	20.49	20.53	513,430	-0.03(-0.12%)
Dec 28, 2010	20.61	20.62	20.50	20.55	599,939	-0.04(-0.22%)
Dec 27, 2010	20.39	20.62	20.24	20.60	561,171	+0.10(+0.47%)
Dec 23, 2010	20.64	20.71	20.50	20.50	762,296	-0.19(-0.91%)
Dec 22, 2010	20.51	20.71	20.40	20.69	1,153,868	+0.22(+1.07%)
Dec 21, 2010	20.36	20.49	20.22	20.47	1,040,096	+0.25(+1.24%)
Dec 20, 2010	20.34	20.36	20.17	20.22	1,610,448	+0.05(+0.25%)
Dec 17, 2010	20.38	20.46	20.17	20.17	4,366,712	-0.22(-1.06%)
Dec 16, 2010	20.19	20.43	20.19	20.38	1,212,695	+0.11(+0.56%)
Dec 15, 2010	20.26	20.39	20.22	20.27	3,126,362	-0.01(-0.06%)
Dec 14, 2010	20.36	20.40	20.22	20.28	1,267,397	-0.03(-0.16%)
Dec 13, 2010	20.10	20.33	20.03	20.31	1,817,572	+0.33(+1.65%)
Dec 10, 2010	19.99	20.00	19.84	19.98	937,889	+0.08(+0.38%)
Dec 09, 2010	19.84	20.00	19.75	19.91	1,356,970	+0.13(+0.67%)
Dec 08, 2010	19.53	19.77	19.53	19.77	1,479,558	+0.22(+1.10%)
Dec 07, 2010	19.66	19.74	19.52	19.56	4,385,787	+0.13(+0.65%)
Dec 06, 2010	19.44	19.49	19.34	19.43	2,407,970	-0.03(-0.13%)
Dec 03, 2010	19.58	19.66	19.28	19.46	2,434,768	-0.22(-1.13%)
Dec 02, 2010	19.63	19.84	19.58	19.68	2,007,269	+0.15(+0.75%)

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