Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2007	22.36	22.48	22.35	22.37	5,592,905	+0.01(+0.06%)
Feb 27, 2007	22.49	22.52	22.33	22.35	4,929,485	-0.22(-0.99%)
Feb 26, 2007	22.57	22.59	22.47	22.58	4,330,001	-0.04(-0.18%)
Feb 23, 2007	22.56	22.64	22.50	22.62	3,030,240	+0.08(+0.34%)
Feb 22, 2007	22.58	22.58	22.50	22.54	1,623,789	+0.00(+0.02%)
Feb 21, 2007	22.53	22.61	22.50	22.53	2,337,870	+0.03(+0.12%)
Feb 20, 2007	22.51	22.59	22.49	22.51	1,981,926	-0.06(-0.26%)
Feb 16, 2007	22.53	22.63	22.52	22.57	1,759,982	+0.02(+0.08%)
Feb 15, 2007	22.61	22.62	22.51	22.55	2,796,672	-0.04(-0.16%)
Feb 14, 2007	22.64	22.64	22.53	22.58	4,275,439	+0.02(+0.10%)
Feb 13, 2007	22.64	22.65	22.54	22.56	3,843,393	-0.08(-0.34%)
Feb 12, 2007	22.64	22.68	22.59	22.64	1,509,571	+0.02(+0.10%)
Feb 09, 2007	22.65	22.66	22.56	22.62	2,191,808	-0.04(-0.18%)
Feb 08, 2007	22.62	22.71	22.54	22.66	2,611,791	+0.04(+0.16%)
Feb 07, 2007	22.58	22.63	22.54	22.62	3,018,835	+0.05(+0.22%)
Feb 06, 2007	22.64	22.65	22.55	22.57	10,351,766	-0.07(-0.30%)
Feb 05, 2007	22.68	22.78	22.55	22.64	39,540,936	+2.91(+14.74%)
Feb 02, 2007	19.72	19.78	19.64	19.73	1,509,966	+0.03(+0.14%)
Feb 01, 2007	19.50	19.74	19.47	19.70	1,955,609	+0.32(+1.67%)
Jan 31, 2007	19.47	19.47	19.23	19.38	1,591,111	-0.10(-0.54%)
Jan 30, 2007	19.71	20.06	19.41	19.48	2,355,415	-0.10(-0.54%)
Jan 29, 2007	19.15	19.62	19.14	19.59	3,750,681	+0.44(+2.29%)
Jan 26, 2007	19.30	19.31	18.97	19.15	1,702,961	-0.14(-0.71%)
Jan 25, 2007	19.30	19.42	19.16	19.29	1,866,348	-0.06(-0.33%)
Jan 24, 2007	19.35	19.40	19.15	19.35	2,090,047	-0.02(-0.12%)
Jan 23, 2007	19.20	19.41	19.16	19.37	4,622,009	+0.14(+0.71%)
Jan 22, 2007	19.36	19.60	19.11	19.24	3,430,046	-0.23(-1.19%)
Jan 19, 2007	18.87	19.65	18.47	19.47	10,098,899	+1.01(+5.48%)
Jan 18, 2007	18.47	18.62	18.41	18.46	1,727,743	+0.08(+0.45%)
Jan 17, 2007	18.34	18.42	18.31	18.38	3,420,616	+0.07(+0.37%)
Jan 16, 2007	18.20	18.33	18.19	18.31	2,559,814	+0.10(+0.53%)
Jan 12, 2007	18.40	18.53	18.16	18.21	3,574,792	-0.24(-1.31%)
Jan 11, 2007	18.38	18.69	18.35	18.45	1,789,150	+0.11(+0.60%)
Jan 10, 2007	18.29	18.53	18.19	18.34	2,287,428	+0.00(+0.00%)
Jan 09, 2007	18.54	18.60	18.23	18.34	1,937,406	-0.20(-1.06%)
Jan 08, 2007	18.38	18.64	18.35	18.54	3,038,135	+0.23(+1.25%)
Jan 05, 2007	18.74	18.76	18.25	18.31	3,159,853	-0.43(-2.29%)
Jan 04, 2007	19.06	19.13	18.65	18.74	3,990,609	-0.38(-2.00%)
Jan 03, 2007	19.29	19.37	18.99	19.12	3,769,761	+0.05(+0.26%)
Dec 29, 2006	19.08	19.16	18.82	19.07	1,087,131	+0.05(+0.24%)
Dec 28, 2006	19.15	19.17	19.02	19.03	1,161,917	-0.11(-0.60%)
Dec 27, 2006	19.37	19.47	19.11	19.14	858,827	-0.02(-0.12%)
Dec 26, 2006	19.37	19.41	19.08	19.16	1,103,360	-0.17(-0.90%)
Dec 22, 2006	18.84	19.62	18.77	19.34	4,296,550	+0.56(+2.96%)
Dec 21, 2006	18.87	18.96	18.76	18.78	2,406,515	-0.09(-0.46%)
Dec 20, 2006	18.69	19.10	18.69	18.87	1,604,270	+0.13(+0.71%)
Dec 19, 2006	18.43	18.82	18.34	18.74	2,419,893	+0.24(+1.28%)
Dec 18, 2006	18.53	18.68	18.41	18.50	2,221,196	-0.02(-0.12%)
Dec 15, 2006	18.81	18.82	18.52	18.52	2,536,787	-0.20(-1.05%)
Dec 14, 2006	18.74	18.84	18.47	18.72	3,245,166	-0.05(-0.29%)
Dec 13, 2006	18.95	18.95	18.57	18.77	2,871,896	-0.17(-0.91%)
Dec 12, 2006	18.95	19.06	18.81	18.95	2,199,923	-0.00(-0.02%)
Dec 11, 2006	18.83	19.01	18.74	18.95	1,607,998	-0.08(-0.43%)
Dec 08, 2006	19.01	19.15	18.85	19.03	843,914	+0.03(+0.14%)
Dec 07, 2006	18.92	19.02	18.85	19.00	2,211,108	+0.10(+0.53%)
Dec 06, 2006	18.87	18.97	18.81	18.90	1,058,182	+0.05(+0.27%)
Dec 05, 2006	18.75	18.90	18.73	18.85	1,596,813	-0.01(-0.05%)
Dec 04, 2006	18.76	19.00	18.72	18.86	1,738,928	+0.13(+0.68%)

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