Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	21.73	22.06	21.65	21.99	2,989,147	+0.41(+1.88%)
Feb 25, 2011	21.45	21.64	21.35	21.59	2,517,194	+0.30(+1.42%)
Feb 24, 2011	21.20	21.40	21.13	21.28	2,795,740	+0.21(+1.00%)
Feb 23, 2011	21.39	21.43	20.98	21.07	3,284,005	-0.39(-1.80%)
Feb 22, 2011	21.55	21.69	21.41	21.46	2,537,277	-0.24(-1.11%)
Feb 18, 2011	21.85	21.91	21.58	21.70	3,184,823	-0.11(-0.51%)
Feb 17, 2011	21.55	21.86	21.44	21.81	2,773,862	+0.27(+1.25%)
Feb 16, 2011	21.20	21.60	21.15	21.54	3,512,590	+0.56(+2.66%)
Feb 15, 2011	21.08	21.16	20.91	20.98	1,319,385	-0.02(-0.10%)
Feb 14, 2011	21.00	21.08	20.90	21.00	1,656,771	-0.11(-0.54%)
Feb 11, 2011	20.85	21.21	20.79	21.12	2,333,202	+0.23(+1.08%)
Feb 10, 2011	20.85	20.95	20.73	20.89	2,283,355	+0.03(+0.16%)
Feb 09, 2011	20.75	20.89	20.70	20.86	1,919,709	+0.11(+0.51%)
Feb 08, 2011	20.71	20.79	20.59	20.76	2,059,933	+0.12(+0.57%)
Feb 07, 2011	20.64	20.76	20.61	20.64	1,637,951	+0.11(+0.56%)
Feb 04, 2011	20.50	20.56	20.40	20.52	1,206,647	+0.10(+0.49%)
Feb 03, 2011	20.60	20.66	20.37	20.43	1,742,600	-0.14(-0.66%)
Feb 02, 2011	20.76	20.90	20.54	20.56	4,603,891	-0.14(-0.70%)
Feb 01, 2011	20.56	20.78	20.54	20.70	4,777,848	+0.32(+1.59%)
Jan 31, 2011	20.48	20.55	20.30	20.38	3,295,509	+0.04(+0.21%)
Jan 28, 2011	20.83	21.00	20.25	20.34	4,571,344	-0.50(-2.38%)
Jan 27, 2011	20.68	20.94	20.62	20.83	2,764,916	+0.20(+0.99%)
Jan 26, 2011	20.53	20.79	20.49	20.63	3,571,827	+0.24(+1.19%)
Jan 25, 2011	20.52	20.52	20.25	20.39	3,279,954	-0.24(-1.16%)
Jan 24, 2011	20.39	20.63	20.38	20.63	1,799,581	+0.12(+0.57%)
Jan 21, 2011	20.43	20.69	20.40	20.51	2,378,013	+0.21(+1.04%)
Jan 20, 2011	20.30	20.48	20.00	20.30	3,408,801	-0.13(-0.65%)
Jan 19, 2011	20.68	20.74	20.31	20.43	2,553,575	-0.26(-1.23%)
Jan 18, 2011	20.68	20.78	20.58	20.69	2,703,068	+0.11(+0.53%)
Jan 14, 2011	20.60	20.63	20.41	20.58	5,042,404	+0.16(+0.76%)
Jan 13, 2011	20.31	20.49	20.26	20.42	2,518,727	+0.15(+0.74%)
Jan 12, 2011	20.52	20.58	20.22	20.27	2,878,124	-0.12(-0.57%)
Jan 11, 2011	20.26	20.49	20.25	20.39	3,521,969	+0.21(+1.06%)
Jan 10, 2011	20.11	20.33	20.08	20.18	2,803,296	-0.10(-0.47%)
Jan 07, 2011	20.01	20.40	20.01	20.27	2,912,440	+0.31(+1.55%)
Jan 06, 2011	19.92	20.02	19.81	19.96	1,348,727	+0.06(+0.32%)
Jan 05, 2011	19.84	20.05	19.84	19.90	1,406,427	+0.00(+0.02%)
Jan 04, 2011	20.30	20.37	19.72	19.90	3,574,878	-0.30(-1.49%)
Jan 03, 2011	20.16	20.42	20.08	20.20	1,560,588	+0.25(+1.23%)
Dec 31, 2010	19.92	20.06	19.81	19.95	1,433,980	-0.02(-0.08%)
Dec 30, 2010	20.00	20.11	19.91	19.97	969,156	-0.03(-0.17%)
Dec 29, 2010	20.11	20.13	19.92	20.00	1,292,503	-0.11(-0.57%)
Dec 28, 2010	20.06	20.19	19.98	20.11	1,273,166	+0.08(+0.39%)
Dec 27, 2010	19.80	20.07	19.77	20.04	883,021	+0.21(+1.04%)
Dec 23, 2010	19.92	19.92	19.68	19.83	1,510,890	-0.10(-0.51%)
Dec 22, 2010	20.02	20.07	19.86	19.93	1,596,006	-0.09(-0.46%)
Dec 21, 2010	19.92	20.04	19.81	20.02	1,241,892	+0.14(+0.72%)
Dec 20, 2010	20.12	20.13	19.74	19.88	2,499,393	-0.30(-1.49%)
Dec 17, 2010	20.04	20.23	19.99	20.18	2,736,251	-0.02(-0.09%)
Dec 16, 2010	20.25	20.28	20.04	20.20	2,541,108	-0.05(-0.24%)
Dec 15, 2010	19.97	20.33	19.96	20.25	2,273,560	+0.21(+1.06%)
Dec 14, 2010	20.04	20.26	19.95	20.03	3,622,654	-0.02(-0.12%)
Dec 13, 2010	20.14	20.25	19.97	20.06	3,980,139	+0.00(+0.00%)
Dec 10, 2010	20.08	20.15	20.03	20.06	4,526,554	+0.03(+0.13%)
Dec 09, 2010	19.89	20.10	19.82	20.03	3,635,307	+0.29(+1.46%)
Dec 08, 2010	19.89	20.02	19.72	19.74	3,944,074	-0.19(-0.93%)
Dec 07, 2010	20.00	20.06	19.84	19.93	3,637,258	+0.11(+0.54%)
Dec 06, 2010	19.75	19.85	19.67	19.82	2,292,038	-0.09(-0.43%)
Dec 03, 2010	19.78	19.93	19.73	19.91	2,404,368	+0.04(+0.23%)
Dec 02, 2010	19.70	19.94	19.70	19.86	2,384,240	+0.37(+1.91%)

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