Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	21.25	21.33	21.23	21.23	210,866	-0.01(-0.06%)
Mar 30, 2011	21.15	21.33	21.15	21.24	81,271	+0.18(+0.88%)
Mar 29, 2011	20.97	21.10	20.90	21.06	40,326	+0.07(+0.36%)
Mar 28, 2011	20.96	21.05	20.96	20.98	45,076	+0.01(+0.04%)
Mar 25, 2011	20.95	21.08	20.95	20.97	62,110	+0.00(+0.00%)
Mar 24, 2011	20.85	21.01	20.76	20.97	171,386	+0.20(+0.98%)
Mar 23, 2011	20.66	20.82	20.61	20.77	194,087	+0.02(+0.11%)
Mar 22, 2011	20.81	20.87	20.75	20.75	109,248	+0.00(+0.02%)
Mar 21, 2011	20.76	20.80	20.73	20.74	33,121	+0.21(+1.01%)
Mar 18, 2011	20.57	20.65	20.48	20.53	228,402	+0.11(+0.54%)
Mar 17, 2011	20.43	20.48	20.35	20.42	53,832	+0.35(+1.74%)
Mar 16, 2011	20.47	20.47	19.99	20.08	103,786	-0.50(-2.44%)
Mar 15, 2011	20.45	20.62	20.44	20.58	215,456	-0.27(-1.32%)
Mar 14, 2011	20.80	20.92	20.74	20.85	38,580	-0.11(-0.51%)
Mar 11, 2011	20.89	21.02	20.82	20.96	61,256	+0.05(+0.24%)
Mar 10, 2011	21.04	21.04	20.91	20.91	50,626	-0.30(-1.42%)
Mar 09, 2011	21.15	21.26	21.12	21.21	47,838	+0.03(+0.15%)
Mar 08, 2011	21.06	21.21	20.99	21.18	43,682	+0.09(+0.41%)
Mar 07, 2011	21.28	21.30	21.04	21.09	46,946	-0.22(-1.05%)
Mar 04, 2011	21.36	21.42	21.17	21.32	49,355	-0.05(-0.22%)
Mar 03, 2011	21.16	21.38	21.15	21.36	1,092,601	+0.36(+1.72%)
Mar 02, 2011	20.93	21.07	20.93	21.00	74,187	+0.06(+0.28%)
Mar 01, 2011	21.12	21.15	20.94	20.94	174,770	-0.11(-0.52%)
Feb 28, 2011	20.96	21.09	20.95	21.05	137,191	+0.22(+1.06%)
Feb 25, 2011	20.79	20.85	20.74	20.83	108,455	+0.15(+0.70%)
Feb 24, 2011	20.62	20.78	20.60	20.69	104,314	+0.03(+0.15%)
Feb 23, 2011	20.74	20.82	20.64	20.66	116,200	-0.06(-0.30%)
Feb 22, 2011	20.80	20.94	20.70	20.72	117,989	-0.37(-1.75%)
Feb 18, 2011	20.99	21.12	20.99	21.09	37,242	+0.09(+0.41%)
Feb 17, 2011	20.91	21.05	20.86	21.00	42,364	+0.08(+0.38%)
Feb 16, 2011	20.77	20.97	20.77	20.92	79,678	+0.13(+0.64%)
Feb 15, 2011	20.71	20.81	20.71	20.79	110,912	-0.01(-0.06%)
Feb 14, 2011	20.73	20.82	20.72	20.80	30,647	+0.00(+0.00%)
Feb 11, 2011	20.63	20.81	20.63	20.80	126,939	+0.07(+0.32%)
Feb 10, 2011	20.71	20.77	20.66	20.73	26,258	-0.01(-0.04%)
Feb 09, 2011	20.71	20.79	20.70	20.74	46,042	-0.08(-0.37%)
Feb 08, 2011	20.79	20.83	20.75	20.82	77,882	+0.08(+0.38%)
Feb 07, 2011	20.72	20.77	20.70	20.74	47,204	+0.03(+0.15%)
Feb 04, 2011	20.66	20.74	20.57	20.71	54,230	+0.02(+0.09%)
Feb 03, 2011	20.57	20.75	20.48	20.69	70,563	+0.04(+0.21%)
Feb 02, 2011	20.64	20.69	20.60	20.65	561,544	-0.12(-0.56%)
Feb 01, 2011	20.50	20.80	20.50	20.76	150,558	+0.40(+1.96%)
Jan 31, 2011	20.40	20.47	20.34	20.37	100,410	+0.07(+0.37%)
Jan 28, 2011	20.61	20.61	20.27	20.29	119,235	-0.40(-1.92%)
Jan 27, 2011	20.71	20.71	20.62	20.69	66,355	-0.00(-0.02%)
Jan 26, 2011	20.69	20.76	20.68	20.69	50,318	+0.03(+0.15%)
Jan 25, 2011	20.59	20.73	20.57	20.66	59,469	-0.04(-0.17%)
Jan 24, 2011	20.64	20.73	20.57	20.70	84,395	+0.13(+0.63%)
Jan 21, 2011	20.60	20.64	20.53	20.57	57,387	+0.08(+0.38%)
Jan 20, 2011	20.43	20.55	20.36	20.49	54,222	-0.06(-0.31%)
Jan 19, 2011	20.70	20.70	20.51	20.55	53,259	-0.11(-0.53%)
Jan 18, 2011	20.57	20.68	20.57	20.66	133,325	+0.10(+0.48%)
Jan 14, 2011	20.51	20.60	20.51	20.56	187,907	-0.01(-0.06%)
Jan 13, 2011	20.68	20.68	20.52	20.57	155,183	-0.11(-0.51%)
Jan 12, 2011	20.53	20.68	20.53	20.68	108,203	+0.24(+1.17%)
Jan 11, 2011	20.44	20.47	20.36	20.44	43,549	+0.08(+0.39%)
Jan 10, 2011	20.30	20.38	20.30	20.36	43,481	-0.09(-0.44%)
Jan 07, 2011	20.53	20.55	20.38	20.45	41,776	-0.06(-0.29%)
Jan 06, 2011	20.52	20.57	20.46	20.51	69,029	+0.02(+0.10%)
Jan 05, 2011	20.40	20.50	20.36	20.49	51,717	-0.04(-0.19%)
Jan 04, 2011	20.58	20.58	20.44	20.53	121,888	+0.05(+0.23%)

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