Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	22.97	23.01	22.93	23.00	208,536	-0.01(-0.04%)
Mar 30, 2011	22.83	23.03	22.83	23.01	126,669	+0.26(+1.15%)
Mar 29, 2011	22.59	22.75	22.58	22.75	22,537	+0.14(+0.63%)
Mar 28, 2011	22.74	22.77	22.60	22.60	21,246	-0.05(-0.24%)
Mar 25, 2011	22.64	22.76	22.62	22.66	62,386	-0.01(-0.06%)
Mar 24, 2011	22.55	22.73	22.55	22.67	197,707	+0.13(+0.58%)
Mar 23, 2011	22.40	22.57	22.31	22.54	454,579	+0.14(+0.61%)
Mar 22, 2011	22.42	22.44	22.35	22.41	54,933	-0.03(-0.15%)
Mar 21, 2011	22.44	22.49	22.44	22.44	83,420	+0.31(+1.39%)
Mar 18, 2011	22.26	22.26	22.02	22.13	124,826	+0.13(+0.58%)
Mar 17, 2011	22.02	22.12	21.88	22.00	135,199	+0.30(+1.39%)
Mar 16, 2011	21.96	22.01	21.55	21.70	88,760	-0.37(-1.67%)
Mar 15, 2011	21.94	22.09	21.94	22.07	39,829	-0.32(-1.42%)
Mar 14, 2011	22.32	22.44	22.29	22.39	39,821	-0.23(-1.01%)
Mar 11, 2011	22.42	22.64	22.42	22.62	21,511	+0.09(+0.39%)
Mar 10, 2011	22.55	22.68	22.53	22.53	24,373	-0.29(-1.27%)
Mar 09, 2011	22.76	22.82	22.69	22.82	53,070	+0.09(+0.40%)
Mar 08, 2011	22.56	22.73	22.56	22.73	101,079	+0.17(+0.75%)
Mar 07, 2011	22.81	22.81	22.48	22.56	36,209	-0.09(-0.38%)
Mar 04, 2011	22.83	22.83	22.54	22.65	89,420	-0.15(-0.67%)
Mar 03, 2011	22.77	22.83	22.67	22.80	47,200	+0.23(+1.03%)
Mar 02, 2011	22.64	22.66	22.52	22.57	77,992	+0.01(+0.05%)
Mar 01, 2011	22.83	22.84	22.54	22.56	198,831	-0.13(-0.58%)
Feb 28, 2011	22.64	22.77	22.64	22.69	56,235	+0.10(+0.46%)
Feb 25, 2011	22.59	22.63	22.53	22.59	189,578	+0.11(+0.50%)
Feb 24, 2011	22.45	22.54	22.35	22.47	31,164	-0.04(-0.18%)
Feb 23, 2011	22.58	22.62	22.45	22.51	68,215	+0.06(+0.27%)
Feb 22, 2011	22.49	22.65	22.45	22.45	50,029	-0.23(-1.02%)
Feb 18, 2011	22.62	22.72	22.62	22.68	28,346	+0.09(+0.38%)
Feb 17, 2011	22.46	22.61	22.43	22.60	63,065	+0.16(+0.71%)
Feb 16, 2011	22.35	22.46	22.35	22.44	78,387	+0.11(+0.47%)
Feb 15, 2011	22.31	22.39	22.30	22.33	43,864	+0.06(+0.26%)
Feb 14, 2011	22.29	22.31	22.23	22.27	44,429	-0.10(-0.44%)
Feb 11, 2011	22.26	22.43	22.18	22.37	70,972	+0.05(+0.24%)
Feb 10, 2011	22.36	22.36	22.25	22.32	44,794	-0.09(-0.40%)
Feb 09, 2011	22.37	22.45	22.35	22.41	32,676	-0.03(-0.15%)
Feb 08, 2011	22.43	22.46	22.39	22.44	64,470	+0.03(+0.13%)
Feb 07, 2011	22.39	22.45	22.36	22.41	118,178	+0.03(+0.13%)
Feb 04, 2011	22.27	22.38	22.23	22.38	199,808	+0.04(+0.19%)
Feb 03, 2011	22.33	22.35	22.22	22.34	67,536	+0.04(+0.18%)
Feb 02, 2011	22.29	22.33	22.24	22.30	626,126	-0.03(-0.13%)
Feb 01, 2011	22.21	22.37	22.21	22.33	47,363	+0.31(+1.40%)
Jan 31, 2011	22.03	22.09	21.97	22.02	69,652	+0.09(+0.41%)
Jan 28, 2011	22.25	22.29	21.93	21.93	89,458	-0.36(-1.63%)
Jan 27, 2011	22.42	22.42	22.27	22.29	80,779	-0.23(-1.03%)
Jan 26, 2011	22.58	22.58	22.48	22.52	68,573	+0.00(+0.02%)
Jan 25, 2011	22.38	22.52	22.37	22.52	36,680	-0.03(-0.11%)
Jan 24, 2011	22.30	22.55	22.30	22.55	103,847	+0.21(+0.92%)
Jan 21, 2011	22.42	22.46	22.29	22.34	24,052	+0.07(+0.33%)
Jan 20, 2011	22.30	22.31	22.19	22.27	109,499	-0.11(-0.50%)
Jan 19, 2011	22.43	22.46	22.33	22.38	144,938	-0.05(-0.23%)
Jan 18, 2011	22.38	22.49	22.38	22.43	113,023	+0.08(+0.37%)
Jan 14, 2011	22.27	22.35	22.25	22.35	103,795	+0.07(+0.33%)
Jan 13, 2011	22.26	22.39	22.25	22.27	237,543	-0.04(-0.18%)
Jan 12, 2011	22.24	22.35	22.19	22.31	163,607	+0.15(+0.69%)
Jan 11, 2011	22.21	22.24	22.11	22.16	214,594	-0.06(-0.28%)
Jan 10, 2011	22.14	22.22	22.05	22.22	101,093	+0.05(+0.25%)
Jan 07, 2011	22.37	22.37	22.09	22.17	106,173	-0.12(-0.55%)
Jan 06, 2011	22.37	22.47	22.20	22.29	706,238	-0.17(-0.76%)
Jan 05, 2011	22.41	22.56	22.36	22.46	169,694	-0.09(-0.42%)
Jan 04, 2011	22.63	22.72	22.53	22.56	116,224	-0.12(-0.51%)

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