Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2007	22.45	22.58	22.45	22.46	5,568,351	+0.01(+0.06%)
Feb 27, 2007	22.59	22.62	22.43	22.45	4,907,843	-0.22(-0.99%)
Feb 26, 2007	22.67	22.69	22.57	22.67	4,310,991	-0.04(-0.18%)
Feb 23, 2007	22.66	22.74	22.60	22.72	3,016,936	+0.08(+0.34%)
Feb 22, 2007	22.68	22.68	22.60	22.64	1,616,660	+0.00(+0.02%)
Feb 21, 2007	22.63	22.71	22.60	22.63	2,327,606	+0.03(+0.12%)
Feb 20, 2007	22.61	22.69	22.59	22.61	1,973,225	-0.06(-0.26%)
Feb 16, 2007	22.63	22.73	22.62	22.67	1,752,255	+0.02(+0.08%)
Feb 15, 2007	22.71	22.72	22.61	22.65	2,784,394	-0.04(-0.16%)
Feb 14, 2007	22.74	22.74	22.63	22.68	4,256,668	+0.02(+0.10%)
Feb 13, 2007	22.74	22.75	22.64	22.66	3,826,519	-0.08(-0.34%)
Feb 12, 2007	22.74	22.78	22.69	22.74	1,502,943	+0.02(+0.10%)
Feb 09, 2007	22.75	22.76	22.66	22.72	2,182,185	-0.04(-0.18%)
Feb 08, 2007	22.72	22.81	22.64	22.76	2,600,325	+0.04(+0.16%)
Feb 07, 2007	22.68	22.73	22.64	22.72	3,005,582	+0.05(+0.22%)
Feb 06, 2007	22.74	22.75	22.65	22.67	10,306,319	-0.07(-0.30%)
Feb 05, 2007	22.78	22.88	22.65	22.74	39,367,340	+2.92(+14.75%)
Feb 02, 2007	19.81	19.87	19.73	19.82	1,503,336	+0.03(+0.14%)
Feb 01, 2007	19.58	19.83	19.55	19.79	1,947,023	+0.33(+1.67%)
Jan 31, 2007	19.56	19.56	19.31	19.46	1,584,126	-0.11(-0.54%)
Jan 30, 2007	19.79	20.15	19.49	19.57	2,345,074	-0.11(-0.54%)
Jan 29, 2007	19.23	19.71	19.23	19.67	3,734,214	+0.44(+2.29%)
Jan 26, 2007	19.39	19.39	19.05	19.24	1,695,484	-0.14(-0.71%)
Jan 25, 2007	19.38	19.51	19.25	19.37	1,858,155	-0.06(-0.33%)
Jan 24, 2007	19.44	19.49	19.24	19.44	2,080,871	-0.02(-0.12%)
Jan 23, 2007	19.28	19.50	19.24	19.46	4,601,717	+0.14(+0.71%)
Jan 22, 2007	19.45	19.69	19.19	19.32	3,414,987	-0.23(-1.19%)
Jan 19, 2007	18.95	19.73	18.55	19.56	10,054,562	+1.02(+5.48%)
Jan 18, 2007	18.55	18.70	18.49	18.54	1,720,158	+0.08(+0.45%)
Jan 17, 2007	18.42	18.50	18.39	18.46	3,405,598	+0.07(+0.37%)
Jan 16, 2007	18.28	18.41	18.27	18.39	2,548,576	+0.10(+0.53%)
Jan 12, 2007	18.48	18.61	18.24	18.29	3,559,098	-0.24(-1.31%)
Jan 11, 2007	18.46	18.78	18.43	18.53	1,781,296	+0.11(+0.60%)
Jan 10, 2007	18.37	18.61	18.27	18.42	2,277,386	+0.00(+0.00%)
Jan 09, 2007	18.62	18.68	18.31	18.42	1,928,900	-0.20(-1.06%)
Jan 08, 2007	18.47	18.73	18.43	18.62	3,024,796	+0.23(+1.25%)
Jan 05, 2007	18.83	18.84	18.33	18.39	3,145,981	-0.43(-2.29%)
Jan 04, 2007	19.15	19.21	18.74	18.82	3,973,089	-0.38(-2.00%)
Jan 03, 2007	19.37	19.45	19.07	19.21	3,753,211	+0.05(+0.26%)
Dec 29, 2006	19.16	19.25	18.91	19.16	1,082,358	+0.05(+0.24%)
Dec 28, 2006	19.24	19.25	19.11	19.11	1,156,816	-0.11(-0.60%)
Dec 27, 2006	19.46	19.55	19.20	19.23	855,057	-0.02(-0.12%)
Dec 26, 2006	19.45	19.49	19.16	19.25	1,098,516	-0.17(-0.90%)
Dec 22, 2006	18.92	19.71	18.85	19.42	4,277,687	+0.56(+2.96%)
Dec 21, 2006	18.96	19.04	18.85	18.86	2,395,950	-0.09(-0.46%)
Dec 20, 2006	18.78	19.18	18.78	18.95	1,597,227	+0.13(+0.71%)
Dec 19, 2006	18.52	18.90	18.42	18.82	2,409,269	+0.24(+1.28%)
Dec 18, 2006	18.61	18.76	18.49	18.58	2,211,444	-0.02(-0.12%)
Dec 15, 2006	18.89	18.91	18.60	18.60	2,525,649	-0.20(-1.05%)
Dec 14, 2006	18.82	18.92	18.55	18.80	3,230,918	-0.05(-0.29%)
Dec 13, 2006	19.03	19.03	18.65	18.86	2,859,287	-0.17(-0.91%)
Dec 12, 2006	19.03	19.14	18.90	19.03	2,190,264	-0.00(-0.02%)
Dec 11, 2006	18.91	19.10	18.82	19.03	1,600,939	-0.08(-0.43%)
Dec 08, 2006	19.10	19.24	18.93	19.12	840,209	+0.03(+0.14%)
Dec 07, 2006	19.01	19.10	18.94	19.09	2,201,400	+0.10(+0.53%)
Dec 06, 2006	18.96	19.05	18.90	18.99	1,053,536	+0.05(+0.27%)
Dec 05, 2006	18.83	18.98	18.81	18.94	1,589,803	-0.01(-0.05%)
Dec 04, 2006	18.85	19.09	18.80	18.95	1,731,293	+0.13(+0.68%)

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