Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	22.83	23.27	22.78	23.06	5,945,357	+0.40(+1.76%)
Feb 25, 2011	22.56	22.70	22.39	22.66	4,277,549	+0.24(+1.08%)
Feb 24, 2011	22.45	22.67	22.30	22.42	7,609,113	-0.14(-0.61%)
Feb 23, 2011	22.83	22.83	22.39	22.56	6,554,493	-0.15(-0.67%)
Feb 22, 2011	22.80	23.05	22.57	22.71	6,983,273	-0.44(-1.90%)
Feb 18, 2011	23.20	23.25	23.01	23.15	7,461,008	-0.08(-0.34%)
Feb 17, 2011	22.63	23.31	22.57	23.23	10,117,582	+0.56(+2.47%)
Feb 16, 2011	22.44	22.73	22.39	22.67	6,516,430	+0.29(+1.28%)
Feb 15, 2011	22.24	22.43	22.19	22.38	5,279,916	+0.04(+0.16%)
Feb 14, 2011	22.42	22.51	22.12	22.35	5,349,595	-0.07(-0.33%)
Feb 11, 2011	22.03	22.45	21.94	22.42	7,313,682	+0.27(+1.22%)
Feb 10, 2011	22.12	22.24	22.02	22.15	8,409,965	-0.13(-0.60%)
Feb 09, 2011	22.63	22.57	22.24	22.28	8,682,704	-0.34(-1.52%)
Feb 08, 2011	22.55	22.78	22.50	22.63	10,829,283	-0.31(-1.36%)
Feb 07, 2011	22.51	22.95	22.43	22.94	11,489,399	+0.48(+2.14%)
Feb 04, 2011	22.23	22.49	22.14	22.46	6,873,580	+0.24(+1.07%)
Feb 03, 2011	22.24	22.32	22.09	22.22	10,316,807	-0.09(-0.42%)
Feb 02, 2011	22.31	22.65	22.08	22.31	15,477,879	-0.56(-2.44%)
Feb 01, 2011	22.62	23.05	22.57	22.87	11,443,896	+0.37(+1.65%)
Jan 31, 2011	22.61	22.70	22.32	22.50	8,199,036	+0.23(+1.03%)
Jan 28, 2011	22.90	22.94	22.17	22.27	12,557,158	-0.58(-2.55%)
Jan 27, 2011	22.76	22.99	22.51	22.85	12,485,776	+0.05(+0.21%)
Jan 26, 2011	22.95	22.97	22.79	22.81	6,629,389	-0.02(-0.09%)
Jan 25, 2011	22.77	22.97	22.52	22.83	8,645,784	-0.08(-0.36%)
Jan 24, 2011	22.64	22.97	22.60	22.91	7,245,527	+0.20(+0.88%)
Jan 21, 2011	22.57	22.81	22.34	22.71	7,433,328	+0.25(+1.10%)
Jan 20, 2011	22.29	22.65	22.22	22.46	7,211,225	+0.26(+1.18%)
Jan 19, 2011	22.39	22.44	22.10	22.20	9,199,423	-0.05(-0.23%)
Jan 18, 2011	22.50	22.85	22.11	22.25	10,917,679	-0.29(-1.27%)
Jan 14, 2011	22.22	22.55	22.21	22.54	8,287,617	+0.23(+1.03%)
Jan 13, 2011	22.53	22.71	22.21	22.31	7,242,495	-0.03(-0.12%)
Jan 12, 2011	21.90	22.43	21.89	22.33	7,075,693	+0.57(+2.64%)
Jan 11, 2011	21.64	21.86	21.59	21.76	6,296,240	+0.21(+1.00%)
Jan 10, 2011	21.78	21.81	21.42	21.54	8,553,404	-0.28(-1.29%)
Jan 07, 2011	22.00	22.10	21.70	21.83	6,230,929	-0.20(-0.90%)
Jan 06, 2011	22.08	22.17	21.81	22.02	7,227,474	-0.01(-0.04%)
Jan 05, 2011	21.99	22.23	21.93	22.03	8,921,970	-0.04(-0.19%)
Jan 04, 2011	22.49	22.50	21.92	22.08	9,878,189	-0.51(-2.27%)
Jan 03, 2011	22.27	22.60	22.23	22.59	7,575,546	+0.54(+2.43%)
Dec 31, 2010	21.92	22.12	21.81	22.05	3,461,775	+0.13(+0.61%)
Dec 30, 2010	22.11	22.16	21.89	21.92	4,013,155	-0.24(-1.08%)
Dec 29, 2010	22.30	22.32	22.14	22.16	3,881,196	-0.07(-0.33%)
Dec 28, 2010	22.29	22.33	22.15	22.23	3,270,733	-0.03(-0.14%)
Dec 27, 2010	22.21	22.34	22.14	22.26	3,155,668	-0.05(-0.25%)
Dec 23, 2010	22.46	22.47	22.22	22.32	5,212,827	-0.05(-0.21%)
Dec 22, 2010	22.20	22.39	22.13	22.36	5,444,042	+0.25(+1.11%)
Dec 21, 2010	22.14	22.27	21.96	22.12	5,830,908	+0.14(+0.64%)
Dec 20, 2010	21.82	22.17	21.77	21.98	6,738,706	+0.27(+1.22%)
Dec 17, 2010	21.44	22.06	21.44	21.71	13,272,419	+0.23(+1.05%)
Dec 16, 2010	21.55	21.68	21.36	21.49	7,093,928	-0.05(-0.22%)
Dec 15, 2010	21.51	21.86	21.47	21.53	8,189,932	-0.11(-0.51%)
Dec 14, 2010	21.82	22.02	21.58	21.64	6,156,074	-0.19(-0.88%)
Dec 13, 2010	22.00	22.07	21.83	21.83	7,417,977	-0.10(-0.45%)
Dec 10, 2010	21.88	21.95	21.54	21.93	6,664,845	+0.20(+0.90%)
Dec 09, 2010	21.71	21.97	21.52	21.74	7,074,078	+0.27(+1.27%)
Dec 08, 2010	21.08	21.49	20.99	21.46	7,452,704	+0.46(+2.21%)
Dec 07, 2010	21.46	21.46	20.97	21.00	7,282,693	-0.20(-0.94%)
Dec 06, 2010	21.18	21.32	21.02	21.20	5,960,088	-0.07(-0.33%)
Dec 03, 2010	21.05	21.31	20.92	21.27	5,570,019	+0.05(+0.26%)
Dec 02, 2010	20.77	21.31	20.76	21.21	8,715,582	+0.50(+2.42%)

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