Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	25.00	25.02	24.98	25.02	43,324	+0.02(+0.10%)
Feb 25, 2011	24.96	24.99	24.96	24.99	51,769	+0.01(+0.03%)
Feb 24, 2011	24.98	24.99	24.96	24.98	171,303	+0.03(+0.13%)
Feb 23, 2011	24.98	24.98	24.95	24.95	43,282	-0.03(-0.13%)
Feb 22, 2011	24.97	24.98	24.94	24.98	97,224	+0.01(+0.03%)
Feb 18, 2011	24.90	24.98	24.90	24.98	155,428	+0.06(+0.23%)
Feb 17, 2011	24.95	24.95	24.91	24.92	236,839	-0.02(-0.07%)
Feb 16, 2011	24.89	24.93	24.89	24.93	79,197	+0.01(+0.03%)
Feb 15, 2011	24.92	24.93	24.89	24.93	209,385	+0.02(+0.07%)
Feb 14, 2011	24.93	24.93	24.89	24.91	85,235	+0.02(+0.07%)
Feb 11, 2011	24.93	24.93	24.89	24.89	126,211	+0.02(+0.10%)
Feb 10, 2011	24.91	24.92	24.87	24.87	49,104	-0.06(-0.23%)
Feb 09, 2011	24.90	24.93	24.85	24.93	247,344	+0.02(+0.07%)
Feb 08, 2011	24.93	24.93	24.87	24.91	188,114	-0.03(-0.13%)
Feb 07, 2011	24.93	24.94	24.90	24.94	64,397	+0.01(+0.03%)
Feb 04, 2011	24.94	24.94	24.88	24.93	94,440	+0.00(+0.00%)
Feb 03, 2011	24.88	24.95	24.88	24.93	128,660	+0.04(+0.17%)
Feb 02, 2011	24.98	24.98	24.89	24.89	101,566	-0.09(-0.36%)
Feb 01, 2011	24.93	24.99	24.93	24.98	3,176,352	-0.05(-0.20%)
Jan 31, 2011	25.02	25.04	24.98	25.03	421,279	+0.00(+0.00%)
Jan 28, 2011	24.99	25.03	24.96	25.03	57,514	+0.03(+0.13%)
Jan 27, 2011	25.01	25.01	24.96	25.00	49,553	+0.01(+0.03%)
Jan 26, 2011	24.99	24.99	24.94	24.99	73,555	-0.01(-0.03%)
Jan 25, 2011	24.98	25.00	24.95	25.00	168,566	+0.05(+0.20%)
Jan 24, 2011	24.97	24.98	24.93	24.95	29,098	-0.02(-0.10%)
Jan 21, 2011	24.97	24.99	24.92	24.98	355,582	+0.02(+0.07%)
Jan 20, 2011	24.93	24.97	24.92	24.96	38,835	-0.03(-0.13%)
Jan 19, 2011	24.98	24.99	24.94	24.99	73,511	+0.01(+0.03%)
Jan 18, 2011	24.99	24.99	24.94	24.98	47,127	+0.06(+0.23%)
Jan 14, 2011	24.94	24.98	24.92	24.93	48,478	-0.05(-0.20%)
Jan 13, 2011	24.98	24.99	24.92	24.98	670,229	+0.05(+0.20%)
Jan 12, 2011	24.93	24.98	24.92	24.93	51,058	-0.04(-0.16%)
Jan 11, 2011	24.98	24.98	24.93	24.97	76,128	+0.00(+0.00%)
Jan 10, 2011	24.98	24.98	24.93	24.97	42,742	+0.02(+0.07%)
Jan 07, 2011	24.92	24.96	24.92	24.95	48,135	+0.04(+0.17%)
Jan 06, 2011	24.92	24.93	24.87	24.91	30,512	+0.01(+0.03%)
Jan 05, 2011	24.89	24.90	24.86	24.90	66,710	-0.03(-0.13%)
Jan 04, 2011	24.93	24.93	24.86	24.93	488,216	+0.01(+0.03%)
Jan 03, 2011	24.84	24.93	24.82	24.93	52,945	+0.05(+0.20%)
Dec 31, 2010	24.90	24.93	24.87	24.88	33,859	-0.02(-0.10%)
Dec 30, 2010	24.89	24.90	24.84	24.90	53,299	+0.03(+0.13%)
Dec 29, 2010	24.88	24.91	24.81	24.87	85,474	-0.05(-0.20%)
Dec 28, 2010	24.91	24.93	24.89	24.92	46,404	-0.02(-0.07%)
Dec 27, 2010	24.84	24.94	24.84	24.93	153,014	+0.08(+0.33%)
Dec 23, 2010	24.90	24.90	24.85	24.85	32,705	-0.07(-0.26%)
Dec 22, 2010	24.86	24.93	24.86	24.92	54,389	+0.00(+0.00%)
Dec 21, 2010	24.91	24.93	24.89	24.92	43,248	+0.01(+0.03%)
Dec 20, 2010	24.92	24.92	24.86	24.91	27,606	+0.02(+0.07%)
Dec 17, 2010	24.86	24.89	24.84	24.89	78,125	+0.02(+0.07%)
Dec 16, 2010	24.89	24.89	24.81	24.88	30,906	+0.04(+0.17%)
Dec 15, 2010	24.84	24.89	24.81	24.84	113,161	+0.00(+0.00%)
Dec 14, 2010	24.92	24.92	24.84	24.84	32,194	-0.09(-0.36%)
Dec 13, 2010	24.86	24.93	24.86	24.93	141,943	+0.02(+0.10%)
Dec 10, 2010	24.87	24.93	24.87	24.90	44,772	+0.02(+0.07%)
Dec 09, 2010	24.89	24.96	24.86	24.88	33,787	-0.07(-0.27%)
Dec 08, 2010	24.94	24.98	24.90	24.95	653,027	-0.02(-0.10%)
Dec 07, 2010	24.98	24.98	24.93	24.98	25,845	+0.00(+0.00%)
Dec 06, 2010	24.97	24.98	24.93	24.98	20,466	+0.08(+0.33%)
Dec 03, 2010	24.98	24.98	24.88	24.89	117,141	+0.01(+0.03%)
Dec 02, 2010	24.95	24.96	24.89	24.89	14,719	-0.08(-0.33%)

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