Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	23.92	24.18	23.78	24.11	2,406,273	+0.08(+0.33%)
Feb 25, 2011	24.05	24.19	23.83	24.03	2,491,525	+0.02(+0.08%)
Feb 24, 2011	24.31	24.48	23.57	24.01	1,760,642	-0.18(-0.74%)
Feb 23, 2011	23.98	24.76	23.86	24.19	4,490,879	+0.22(+0.92%)
Feb 22, 2011	24.50	24.82	23.92	23.97	2,866,167	-0.27(-1.11%)
Feb 18, 2011	23.58	24.30	23.46	24.24	4,766,964	+0.63(+2.67%)
Feb 17, 2011	23.10	23.61	23.09	23.61	2,322,480	+0.47(+2.03%)
Feb 16, 2011	22.55	23.24	22.36	23.14	4,506,979	+0.29(+1.27%)
Feb 15, 2011	22.69	23.00	22.50	22.85	1,805,418	+0.29(+1.29%)
Feb 14, 2011	22.68	22.70	22.31	22.56	2,377,727	+0.30(+1.35%)
Feb 11, 2011	22.83	22.83	22.26	22.26	1,685,489	-0.50(-2.20%)
Feb 10, 2011	22.65	22.87	22.49	22.76	1,610,626	+0.16(+0.71%)
Feb 09, 2011	23.01	23.15	22.52	22.60	1,396,628	-0.52(-2.25%)
Feb 08, 2011	22.84	23.20	22.76	23.12	1,398,317	+0.18(+0.78%)
Feb 07, 2011	22.95	23.11	22.88	22.94	2,129,716	+0.19(+0.84%)
Feb 04, 2011	23.25	23.25	22.58	22.75	1,739,125	-0.50(-2.15%)
Feb 03, 2011	22.92	23.25	22.92	23.25	1,418,856	+0.26(+1.13%)
Feb 02, 2011	23.02	23.25	22.87	22.99	2,221,123	-0.05(-0.22%)
Feb 01, 2011	22.94	23.24	22.85	23.04	2,256,263	+0.10(+0.44%)
Jan 31, 2011	22.12	23.00	22.12	22.94	2,926,605	+0.80(+3.61%)
Jan 28, 2011	22.06	22.55	21.97	22.14	1,911,808	+0.12(+0.54%)
Jan 27, 2011	22.43	22.64	22.01	22.02	898,101	-0.58(-2.57%)
Jan 26, 2011	22.10	22.64	22.04	22.60	1,892,357	+0.67(+3.06%)
Jan 25, 2011	22.20	22.25	21.83	21.93	1,734,065	-0.23(-1.04%)
Jan 24, 2011	22.25	22.32	21.93	22.16	1,259,577	-0.18(-0.81%)
Jan 21, 2011	21.83	22.34	21.80	22.34	5,227,848	+0.49(+2.24%)
Jan 20, 2011	21.67	22.02	21.50	21.85	3,285,794	-0.25(-1.13%)
Jan 19, 2011	22.89	23.02	21.94	22.10	4,007,990	-0.90(-3.91%)
Jan 18, 2011	22.64	23.12	22.64	23.00	2,128,198	+0.35(+1.55%)
Jan 17, 2011	22.89	23.00	22.65	22.65	431,438	-0.23(-1.01%)
Jan 14, 2011	22.74	22.93	22.53	22.88	1,904,839	+0.30(+1.33%)
Jan 13, 2011	22.76	23.06	22.52	22.58	2,627,020	-0.36(-1.57%)
Jan 12, 2011	22.95	23.29	22.87	22.94	5,130,623	+0.04(+0.17%)
Jan 11, 2011	22.10	22.90	22.05	22.90	5,102,946	+0.70(+3.15%)
Jan 10, 2011	22.42	22.47	21.91	22.20	2,219,864	-0.18(-0.80%)
Jan 07, 2011	22.20	22.38	22.06	22.38	1,222,032	+0.08(+0.36%)
Jan 06, 2011	22.35	22.43	22.18	22.30	3,192,311	+0.17(+0.77%)
Jan 05, 2011	22.00	22.27	21.95	22.13	1,485,058	-0.14(-0.63%)
Jan 04, 2011	22.44	22.50	22.14	22.27	1,811,236	+0.15(+0.68%)
Dec 31, 2010	22.09	22.31	22.02	22.12	770,671	-0.13(-0.58%)
Dec 30, 2010	22.15	22.25	21.96	22.25	889,763	+0.15(+0.68%)
Dec 29, 2010	22.23	22.23	21.99	22.10	712,361	-0.01(-0.05%)
Dec 24, 2010	21.90	22.24	21.90	22.11	183,897	+0.11(+0.50%)
Dec 23, 2010	22.03	22.28	21.98	22.00	1,325,057	-0.14(-0.63%)
Dec 22, 2010	22.13	22.31	21.97	22.14	2,386,019	+0.01(+0.05%)
Dec 21, 2010	21.82	22.13	21.67	22.13	2,789,213	+0.24(+1.10%)
Dec 20, 2010	21.00	21.97	20.98	21.89	3,750,334	+1.00(+4.79%)
Dec 17, 2010	20.49	20.95	20.33	20.89	5,103,845	+0.35(+1.70%)
Dec 16, 2010	20.47	20.67	20.37	20.54	2,389,385	-0.01(-0.05%)
Dec 15, 2010	20.45	20.71	20.27	20.55	3,498,806	+0.12(+0.59%)
Dec 14, 2010	20.43	20.52	20.28	20.43	1,319,857	-0.01(-0.05%)
Dec 13, 2010	20.40	20.72	20.27	20.44	1,898,567	+0.04(+0.20%)
Dec 10, 2010	20.35	20.46	20.31	20.40	1,979,825	+0.05(+0.25%)
Dec 09, 2010	20.44	20.53	20.35	20.35	1,741,866	+0.10(+0.49%)
Dec 08, 2010	20.46	20.59	20.25	20.25	2,883,395	-0.29(-1.41%)
Dec 07, 2010	20.40	20.58	20.35	20.54	2,526,176	+0.23(+1.13%)
Dec 06, 2010	19.96	20.31	19.95	20.31	1,811,342	+0.22(+1.10%)
Dec 03, 2010	20.12	20.19	19.89	20.09	1,726,001	-0.03(-0.15%)
Dec 02, 2010	19.99	20.28	19.95	20.12	2,106,095	+0.28(+1.41%)

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