Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2007	18.52	18.84	18.17	18.55	1,304,716	+0.03(+0.19%)
Feb 27, 2007	18.70	18.87	18.31	18.51	1,261,332	-0.50(-2.64%)
Feb 26, 2007	19.59	19.67	18.72	19.01	1,587,147	-0.45(-2.31%)
Feb 23, 2007	20.57	20.57	18.99	19.46	3,215,641	-1.11(-5.39%)
Feb 22, 2007	20.46	20.69	20.37	20.57	894,463	+0.10(+0.49%)
Feb 21, 2007	20.71	20.86	19.68	20.47	1,702,158	-0.95(-4.46%)
Feb 20, 2007	21.14	21.62	20.98	21.43	423,064	+0.20(+0.95%)
Feb 16, 2007	21.17	21.26	20.84	21.23	394,239	+0.06(+0.28%)
Feb 15, 2007	21.29	21.47	21.12	21.17	490,906	+0.05(+0.24%)
Feb 14, 2007	21.27	21.65	21.06	21.12	374,672	-0.29(-1.35%)
Feb 13, 2007	21.12	21.40	20.88	21.40	591,932	+0.33(+1.58%)
Feb 12, 2007	21.29	21.29	20.44	21.07	1,162,650	-0.31(-1.46%)
Feb 09, 2007	21.95	22.05	20.62	21.38	1,419,727	-0.57(-2.61%)
Feb 08, 2007	22.53	22.54	21.84	21.96	754,994	-0.71(-3.14%)
Feb 07, 2007	22.51	22.87	22.38	22.67	511,288	+0.16(+0.70%)
Feb 06, 2007	22.24	22.58	22.17	22.51	409,379	+0.26(+1.16%)
Feb 05, 2007	22.28	22.46	22.06	22.25	439,370	+0.01(+0.06%)
Feb 02, 2007	21.91	22.28	21.91	22.24	298,154	+0.34(+1.57%)
Feb 01, 2007	21.88	21.98	21.73	21.89	324,650	+0.07(+0.30%)
Jan 31, 2007	21.74	22.06	21.59	21.83	566,609	+0.02(+0.08%)
Jan 30, 2007	21.64	21.81	21.64	21.81	322,903	+0.17(+0.78%)
Jan 29, 2007	21.36	21.77	21.36	21.64	417,241	+0.30(+1.38%)
Jan 26, 2007	21.23	21.39	20.94	21.35	435,876	+0.08(+0.35%)
Jan 25, 2007	21.29	21.41	21.00	21.27	669,682	+0.01(+0.03%)
Jan 24, 2007	20.95	21.27	20.91	21.27	200,031	+0.32(+1.52%)
Jan 23, 2007	20.79	21.12	20.70	20.95	431,217	+0.17(+0.81%)
Jan 22, 2007	21.23	21.26	20.60	20.78	427,723	-0.52(-2.42%)
Jan 19, 2007	20.78	21.30	20.70	21.29	385,504	+0.52(+2.48%)
Jan 18, 2007	20.93	21.05	20.77	20.78	336,879	-0.22(-1.03%)
Jan 17, 2007	20.98	21.14	20.90	20.99	394,530	-0.14(-0.68%)
Jan 16, 2007	20.95	21.14	20.73	21.14	623,387	+0.28(+1.33%)
Jan 12, 2007	20.81	20.95	20.71	20.86	325,523	+0.08(+0.40%)
Jan 11, 2007	20.47	20.84	20.47	20.78	392,783	+0.31(+1.49%)
Jan 10, 2007	20.01	20.48	19.88	20.47	598,346	+0.38(+1.91%)
Jan 09, 2007	19.70	20.09	19.59	20.09	490,324	+0.44(+2.22%)
Jan 08, 2007	19.45	19.74	19.24	19.65	422,191	+0.21(+1.06%)
Jan 05, 2007	19.78	19.78	19.37	19.45	395,112	-0.41(-2.08%)
Jan 04, 2007	19.84	19.98	19.63	19.86	347,652	+0.00(+0.02%)
Jan 03, 2007	19.94	20.04	19.69	19.85	435,002	-0.09(-0.47%)
Dec 29, 2006	19.95	20.01	19.77	19.95	265,543	+0.02(+0.12%)
Dec 28, 2006	20.10	20.10	19.65	19.92	387,833	-0.13(-0.65%)
Dec 27, 2006	19.95	20.05	19.91	20.05	504,300	+0.04(+0.19%)
Dec 26, 2006	19.87	20.09	19.87	20.02	353,184	+0.16(+0.83%)
Dec 22, 2006	19.76	19.91	19.66	19.85	199,740	+0.06(+0.30%)
Dec 21, 2006	20.01	20.02	19.73	19.79	590,485	-0.18(-0.89%)
Dec 20, 2006	20.11	20.24	19.92	19.97	466,448	-0.14(-0.68%)
Dec 19, 2006	20.35	20.42	20.02	20.11	382,883	-0.28(-1.36%)
Dec 18, 2006	20.45	20.59	20.34	20.39	253,605	-0.04(-0.22%)
Dec 15, 2006	20.52	20.65	20.43	20.43	528,466	-0.09(-0.44%)
Dec 14, 2006	20.37	20.68	20.35	20.52	580,003	+0.16(+0.79%)
Dec 13, 2006	20.48	20.48	20.30	20.36	428,305	-0.05(-0.25%)
Dec 12, 2006	20.27	20.44	20.23	20.41	617,563	+0.02(+0.10%)
Dec 11, 2006	20.18	20.42	20.09	20.39	320,574	+0.15(+0.76%)
Dec 08, 2006	20.32	20.34	20.06	20.24	385,213	-0.06(-0.30%)
Dec 07, 2006	20.52	20.54	20.26	20.30	519,149	-0.04(-0.20%)
Dec 06, 2006	20.37	20.53	20.20	20.34	639,692	-0.01(-0.05%)
Dec 05, 2006	20.38	20.39	20.16	20.35	653,377	+0.01(+0.07%)
Dec 04, 2006	20.18	20.56	20.17	20.34	470,815	+0.14(+0.70%)

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