Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	23.59	23.72	23.47	23.51	504,505	+0.07(+0.31%)
Feb 25, 2011	23.08	23.45	22.95	23.44	586,398	+0.50(+2.16%)
Feb 24, 2011	22.86	23.18	22.73	22.95	587,446	+0.07(+0.31%)
Feb 23, 2011	23.12	23.30	22.74	22.88	666,986	-0.19(-0.82%)
Feb 22, 2011	23.34	23.53	23.06	23.06	610,819	-0.48(-2.05%)
Feb 18, 2011	23.87	23.87	23.50	23.55	594,251	-0.32(-1.34%)
Feb 17, 2011	23.68	23.91	23.58	23.87	342,440	+0.19(+0.80%)
Feb 16, 2011	23.57	23.77	23.48	23.68	478,491	+0.29(+1.25%)
Feb 15, 2011	23.28	23.47	23.19	23.38	699,783	+0.00(+0.00%)
Feb 14, 2011	23.33	23.44	23.23	23.38	636,220	+0.08(+0.33%)
Feb 11, 2011	23.23	23.47	23.23	23.31	532,865	-0.08(-0.36%)
Feb 10, 2011	23.51	23.51	23.20	23.39	803,311	-0.11(-0.47%)
Feb 09, 2011	23.20	23.77	23.18	23.50	696,072	-0.17(-0.74%)
Feb 08, 2011	23.49	23.73	23.46	23.68	520,931	+0.11(+0.47%)
Feb 07, 2011	23.44	23.62	23.42	23.57	404,512	+0.14(+0.58%)
Feb 04, 2011	23.33	23.48	23.22	23.43	389,041	+0.03(+0.14%)
Feb 03, 2011	23.38	23.50	23.29	23.40	444,342	+0.03(+0.14%)
Feb 02, 2011	23.30	23.53	23.23	23.36	676,385	+0.13(+0.56%)
Feb 01, 2011	23.16	23.38	23.08	23.24	642,769	+0.25(+1.07%)
Jan 31, 2011	23.11	23.26	22.98	22.99	626,506	-0.07(-0.31%)
Jan 28, 2011	23.53	23.58	23.04	23.06	380,971	-0.48(-2.06%)
Jan 27, 2011	23.48	23.67	23.39	23.55	485,700	+0.10(+0.41%)
Jan 26, 2011	23.36	23.60	23.27	23.45	457,606	+0.22(+0.95%)
Jan 25, 2011	23.13	23.23	22.93	23.23	403,772	+0.08(+0.34%)
Jan 24, 2011	22.83	23.18	22.83	23.15	802,235	+0.40(+1.76%)
Jan 21, 2011	22.78	22.91	22.63	22.75	801,929	-0.19(-0.85%)
Jan 20, 2011	23.00	23.19	22.89	22.94	391,333	-0.16(-0.67%)
Jan 19, 2011	23.42	23.53	23.05	23.10	508,294	-0.30(-1.30%)
Jan 18, 2011	23.19	23.40	23.03	23.40	872,846	+0.13(+0.56%)
Jan 14, 2011	22.96	23.27	22.96	23.27	454,495	+0.25(+1.10%)
Jan 13, 2011	23.00	23.09	22.91	23.02	354,981	+0.10(+0.45%)
Jan 12, 2011	22.96	23.07	22.87	22.92	388,650	+0.08(+0.34%)
Jan 11, 2011	22.67	22.93	22.60	22.84	448,841	+0.24(+1.06%)
Jan 10, 2011	22.56	22.64	22.17	22.60	850,204	-0.03(-0.11%)
Jan 07, 2011	22.67	22.82	22.21	22.63	597,996	+0.04(+0.17%)
Jan 06, 2011	22.60	22.73	22.46	22.59	584,880	+0.05(+0.23%)
Jan 05, 2011	22.36	22.65	22.35	22.54	940,527	+0.14(+0.63%)
Jan 04, 2011	22.39	22.55	22.25	22.39	773,805	+0.01(+0.06%)
Jan 03, 2011	22.01	22.63	22.01	22.38	783,408	+0.61(+2.79%)
Dec 31, 2010	21.92	22.03	21.76	21.77	442,631	-0.16(-0.74%)
Dec 30, 2010	21.94	22.05	21.94	21.94	259,067	-0.02(-0.09%)
Dec 29, 2010	21.98	22.05	21.74	21.95	364,457	-0.06(-0.26%)
Dec 28, 2010	22.05	22.05	21.84	22.01	299,679	+0.06(+0.29%)
Dec 27, 2010	21.86	22.02	21.72	21.95	296,953	+0.05(+0.24%)
Dec 23, 2010	21.92	22.03	21.88	21.90	283,033	-0.06(-0.29%)
Dec 22, 2010	21.91	22.05	21.86	21.96	370,704	+0.10(+0.47%)
Dec 21, 2010	21.88	22.04	21.84	21.86	505,546	+0.02(+0.09%)
Dec 20, 2010	22.00	22.12	21.73	21.84	555,233	-0.14(-0.62%)
Dec 17, 2010	22.10	22.16	21.85	21.97	1,404,702	-0.06(-0.26%)
Dec 16, 2010	21.82	22.07	21.77	22.03	653,390	+0.17(+0.77%)
Dec 15, 2010	21.89	22.06	21.76	21.86	804,672	-0.11(-0.50%)
Dec 14, 2010	21.88	22.03	21.87	21.97	696,474	+0.14(+0.62%)
Dec 13, 2010	21.68	21.95	21.68	21.84	821,663	+0.20(+0.93%)
Dec 10, 2010	21.48	21.70	21.42	21.64	655,005	+0.27(+1.27%)
Dec 09, 2010	21.21	21.44	21.20	21.37	766,811	+0.24(+1.13%)
Dec 08, 2010	21.15	21.42	21.09	21.13	1,015,557	+0.04(+0.18%)
Dec 07, 2010	21.46	21.48	20.93	21.09	2,927,966	-0.15(-0.70%)
Dec 06, 2010	21.41	21.62	21.24	21.24	1,090,844	-0.21(-0.96%)
Dec 03, 2010	21.63	21.78	21.42	21.44	1,408,263	-0.22(-1.02%)
Dec 02, 2010	21.60	21.70	21.42	21.66	1,278,978	+0.12(+0.54%)

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