Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	22.83	23.26	22.77	23.06	5,946,229	+0.40(+1.76%)
Feb 25, 2011	22.55	22.70	22.39	22.66	4,278,176	+0.24(+1.08%)
Feb 24, 2011	22.45	22.66	22.29	22.42	7,610,228	-0.14(-0.61%)
Feb 23, 2011	22.82	22.82	22.39	22.55	6,555,454	-0.15(-0.67%)
Feb 22, 2011	22.80	23.05	22.57	22.71	6,984,296	-0.44(-1.90%)
Feb 18, 2011	23.19	23.25	23.01	23.15	7,462,101	-0.08(-0.34%)
Feb 17, 2011	22.63	23.31	22.56	23.22	10,119,064	+0.56(+2.47%)
Feb 16, 2011	22.44	22.72	22.38	22.66	6,517,385	+0.29(+1.28%)
Feb 15, 2011	22.24	22.42	22.18	22.38	5,280,689	+0.04(+0.16%)
Feb 14, 2011	22.42	22.51	22.12	22.34	5,350,379	-0.07(-0.33%)
Feb 11, 2011	22.03	22.45	21.94	22.42	7,314,753	+0.27(+1.22%)
Feb 10, 2011	22.12	22.24	22.02	22.15	8,411,198	-0.13(-0.60%)
Feb 09, 2011	22.62	22.57	22.24	22.28	8,683,978	-0.34(-1.52%)
Feb 08, 2011	22.55	22.77	22.50	22.62	10,830,871	-0.31(-1.36%)
Feb 07, 2011	22.51	22.94	22.43	22.94	11,491,085	+0.48(+2.14%)
Feb 04, 2011	22.23	22.48	22.14	22.46	6,874,589	+0.24(+1.07%)
Feb 03, 2011	22.24	22.32	22.08	22.22	10,318,320	-0.09(-0.42%)
Feb 02, 2011	22.31	22.64	22.08	22.31	15,480,149	-0.56(-2.44%)
Feb 01, 2011	22.62	23.05	22.56	22.87	11,445,575	+0.37(+1.65%)
Jan 31, 2011	22.61	22.69	22.32	22.50	8,200,239	+0.23(+1.04%)
Jan 28, 2011	22.90	22.94	22.16	22.27	12,558,999	-0.58(-2.55%)
Jan 27, 2011	22.76	22.99	22.51	22.85	12,487,607	+0.05(+0.21%)
Jan 26, 2011	22.94	22.97	22.78	22.80	6,630,361	-0.02(-0.09%)
Jan 25, 2011	22.77	22.97	22.52	22.82	8,647,052	-0.08(-0.36%)
Jan 24, 2011	22.64	22.96	22.60	22.90	7,246,590	+0.20(+0.88%)
Jan 21, 2011	22.56	22.81	22.34	22.71	7,434,418	+0.25(+1.10%)
Jan 20, 2011	22.29	22.65	22.22	22.46	7,212,282	+0.26(+1.18%)
Jan 19, 2011	22.38	22.44	22.09	22.20	9,200,772	-0.05(-0.23%)
Jan 18, 2011	22.50	22.85	22.11	22.25	10,919,280	-0.29(-1.27%)
Jan 14, 2011	22.21	22.55	22.21	22.53	8,288,832	+0.23(+1.03%)
Jan 13, 2011	22.53	22.71	22.21	22.30	7,243,557	-0.03(-0.12%)
Jan 12, 2011	21.90	22.43	21.88	22.33	7,076,731	+0.57(+2.64%)
Jan 11, 2011	21.63	21.86	21.59	21.76	6,297,164	+0.21(+1.00%)
Jan 10, 2011	21.78	21.81	21.41	21.54	8,554,658	-0.28(-1.29%)
Jan 07, 2011	21.99	22.09	21.69	21.82	6,231,842	-0.20(-0.90%)
Jan 06, 2011	22.08	22.17	21.80	22.02	7,228,534	-0.01(-0.04%)
Jan 05, 2011	21.99	22.22	21.92	22.03	8,923,279	-0.04(-0.19%)
Jan 04, 2011	22.48	22.50	21.92	22.07	9,879,638	-0.51(-2.27%)
Jan 03, 2011	22.26	22.60	22.23	22.58	7,576,657	+0.54(+2.43%)
Dec 31, 2010	21.91	22.12	21.80	22.05	3,462,283	+0.13(+0.61%)
Dec 30, 2010	22.11	22.15	21.88	21.92	4,013,744	-0.24(-1.08%)
Dec 29, 2010	22.30	22.31	22.13	22.15	3,881,765	-0.07(-0.33%)
Dec 28, 2010	22.29	22.32	22.15	22.23	3,271,212	-0.03(-0.14%)
Dec 27, 2010	22.21	22.34	22.13	22.26	3,156,130	-0.05(-0.25%)
Dec 23, 2010	22.46	22.46	22.22	22.31	5,213,591	-0.05(-0.21%)
Dec 22, 2010	22.19	22.38	22.13	22.36	5,444,841	+0.25(+1.11%)
Dec 21, 2010	22.14	22.27	21.96	22.12	5,831,763	+0.14(+0.64%)
Dec 20, 2010	21.82	22.17	21.77	21.97	6,739,695	+0.27(+1.22%)
Dec 17, 2010	21.44	22.05	21.44	21.71	13,274,366	+0.23(+1.05%)
Dec 16, 2010	21.55	21.68	21.36	21.48	7,094,969	-0.05(-0.22%)
Dec 15, 2010	21.51	21.86	21.47	21.53	8,191,133	-0.11(-0.51%)
Dec 14, 2010	21.82	22.01	21.57	21.64	6,156,977	-0.19(-0.88%)
Dec 13, 2010	22.00	22.06	21.83	21.83	7,419,065	-0.10(-0.45%)
Dec 10, 2010	21.88	21.95	21.54	21.93	6,665,823	+0.20(+0.90%)
Dec 09, 2010	21.71	21.97	21.52	21.73	7,075,116	+0.27(+1.27%)
Dec 08, 2010	21.08	21.49	20.98	21.46	7,453,797	+0.46(+2.21%)
Dec 07, 2010	21.45	21.46	20.97	20.99	7,283,761	-0.20(-0.94%)
Dec 06, 2010	21.18	21.31	21.02	21.19	5,960,962	-0.07(-0.33%)
Dec 03, 2010	21.04	21.31	20.92	21.26	5,570,836	+0.05(+0.26%)
Dec 02, 2010	20.77	21.31	20.76	21.21	8,716,860	+0.50(+2.41%)

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