Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	20.97	21.31	20.89	21.17	6,650,109	-0.08(-0.37%)
Feb 25, 2011	21.10	21.31	21.08	21.24	3,139,593	+0.18(+0.85%)
Feb 24, 2011	21.07	21.15	20.93	21.07	5,335,706	+0.06(+0.28%)
Feb 23, 2011	21.25	21.25	21.00	21.01	5,617,822	-0.19(-0.92%)
Feb 22, 2011	20.96	21.21	20.90	21.20	4,723,842	+0.01(+0.04%)
Feb 18, 2011	21.11	21.20	21.06	21.19	4,728,434	+0.13(+0.62%)
Feb 17, 2011	21.15	21.29	21.03	21.06	6,152,634	-0.14(-0.68%)
Feb 16, 2011	21.09	21.27	21.07	21.20	2,773,011	+0.07(+0.32%)
Feb 15, 2011	21.03	21.21	21.00	21.14	2,421,126	+0.03(+0.13%)
Feb 14, 2011	21.10	21.12	20.91	21.11	2,177,139	-0.07(-0.34%)
Feb 11, 2011	21.09	21.24	21.01	21.18	3,841,008	-0.03(-0.15%)
Feb 10, 2011	21.11	21.26	21.11	21.21	2,021,369	-0.02(-0.09%)
Feb 09, 2011	21.22	21.25	21.07	21.23	2,709,947	+0.01(+0.06%)
Feb 08, 2011	21.03	21.24	20.96	21.22	4,387,198	+0.22(+1.04%)
Feb 07, 2011	20.81	21.00	20.77	21.00	3,074,289	+0.28(+1.34%)
Feb 04, 2011	20.69	20.79	20.56	20.72	3,823,277	-0.24(-1.16%)
Feb 03, 2011	20.86	21.00	20.64	20.97	6,669,748	+0.07(+0.32%)
Feb 02, 2011	20.90	21.07	20.88	20.90	2,346,534	-0.14(-0.66%)
Feb 01, 2011	20.76	21.05	20.70	21.04	4,275,024	+0.33(+1.61%)
Jan 31, 2011	20.66	20.76	20.59	20.70	4,520,684	+0.08(+0.39%)
Jan 28, 2011	20.78	20.86	20.60	20.62	3,939,155	-0.18(-0.88%)
Jan 27, 2011	20.85	20.88	20.67	20.81	4,376,894	-0.05(-0.23%)
Jan 26, 2011	20.87	21.00	20.78	20.86	3,732,987	-0.05(-0.25%)
Jan 25, 2011	20.91	21.01	20.78	20.91	2,876,432	-0.01(-0.04%)
Jan 24, 2011	20.80	20.99	20.80	20.91	2,519,092	+0.07(+0.32%)
Jan 21, 2011	20.90	20.95	20.78	20.85	6,551,594	+0.05(+0.25%)
Jan 20, 2011	20.65	20.98	20.57	20.80	5,120,976	+0.14(+0.69%)
Jan 19, 2011	20.73	20.78	20.58	20.65	2,970,060	-0.06(-0.27%)
Jan 18, 2011	20.87	20.87	20.58	20.71	3,466,119	-0.11(-0.52%)
Jan 14, 2011	20.63	20.82	20.62	20.82	2,278,481	+0.16(+0.75%)
Jan 13, 2011	20.61	20.73	20.52	20.66	1,964,072	+0.02(+0.12%)
Jan 12, 2011	20.64	20.72	20.58	20.64	2,146,693	+0.08(+0.39%)
Jan 11, 2011	20.56	20.62	20.45	20.56	2,186,749	+0.06(+0.29%)
Jan 10, 2011	20.50	20.51	20.35	20.50	2,868,920	-0.04(-0.19%)
Jan 07, 2011	20.58	20.66	20.47	20.54	3,202,887	-0.05(-0.23%)
Jan 06, 2011	20.57	20.68	20.51	20.58	3,286,181	-0.05(-0.25%)
Jan 05, 2011	20.69	20.81	20.55	20.64	4,793,489	-0.23(-1.09%)
Jan 04, 2011	20.93	21.04	20.73	20.86	5,080,055	+0.00(+0.02%)
Jan 03, 2011	20.95	20.95	20.79	20.86	2,441,872	-0.01(-0.04%)
Dec 31, 2010	20.78	20.91	20.78	20.87	1,865,142	+0.04(+0.21%)
Dec 30, 2010	20.80	20.87	20.79	20.82	1,585,043	+0.02(+0.10%)
Dec 29, 2010	20.78	20.84	20.76	20.80	2,325,614	+0.02(+0.08%)
Dec 28, 2010	20.78	20.82	20.64	20.79	1,594,970	+0.03(+0.15%)
Dec 27, 2010	20.67	20.82	20.62	20.76	1,606,194	+0.02(+0.08%)
Dec 23, 2010	20.69	20.78	20.60	20.74	2,057,931	+0.02(+0.10%)
Dec 22, 2010	20.64	20.76	20.56	20.72	2,479,227	+0.08(+0.40%)
Dec 21, 2010	20.76	20.78	20.55	20.64	5,731,107	-0.13(-0.60%)
Dec 20, 2010	20.82	20.90	20.69	20.76	4,184,920	-0.02(-0.11%)
Dec 17, 2010	20.56	20.79	20.52	20.79	7,942,327	+0.22(+1.08%)
Dec 16, 2010	20.44	20.59	20.35	20.56	3,712,020	+0.13(+0.66%)
Dec 15, 2010	20.42	20.51	20.36	20.43	3,633,999	-0.07(-0.35%)
Dec 14, 2010	20.38	20.50	20.36	20.50	3,457,106	+0.16(+0.78%)
Dec 13, 2010	20.37	20.45	20.25	20.34	3,496,426	+0.03(+0.14%)
Dec 10, 2010	20.35	20.48	20.23	20.31	7,952,000	-0.02(-0.12%)
Dec 09, 2010	20.35	20.42	20.25	20.34	6,310,174	+0.21(+1.06%)
Dec 08, 2010	20.18	20.29	20.04	20.12	4,999,061	-0.06(-0.28%)
Dec 07, 2010	20.29	20.36	20.14	20.18	4,896,601	+0.00(+0.00%)
Dec 06, 2010	20.20	20.29	20.12	20.18	6,988,305	-0.02(-0.10%)
Dec 03, 2010	20.15	20.22	20.02	20.20	3,686,532	-0.01(-0.04%)
Dec 02, 2010	20.07	20.26	20.00	20.21	4,685,793	+0.18(+0.91%)

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