Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	20.12	20.16	19.90	19.99	5,349,823	-0.04(-0.18%)
Mar 30, 2011	20.03	20.03	20.03	20.03	3,825,162	+0.18(+0.89%)
Mar 29, 2011	19.67	19.86	19.61	19.85	3,952,546	+0.17(+0.87%)
Mar 28, 2011	19.82	19.85	19.64	19.68	3,596,780	+0.05(+0.24%)
Mar 25, 2011	19.69	19.79	19.62	19.63	4,151,762	+0.05(+0.24%)
Mar 24, 2011	19.50	19.67	19.47	19.59	4,193,314	+0.01(+0.03%)
Mar 23, 2011	19.56	19.63	19.53	19.58	4,413,475	-0.19(-0.95%)
Mar 22, 2011	19.82	19.83	19.70	19.77	2,856,630	+0.09(+0.45%)
Mar 21, 2011	19.64	19.70	19.61	19.68	2,919,410	+0.24(+1.26%)
Mar 18, 2011	19.45	19.48	19.35	19.44	4,567,778	+0.00(+0.00%)
Mar 17, 2011	19.30	19.56	19.27	19.44	5,073,110	+0.39(+2.02%)
Mar 16, 2011	19.35	19.42	18.94	19.05	8,441,321	-0.53(-2.69%)
Mar 15, 2011	19.49	19.63	19.49	19.58	4,762,265	-0.50(-2.51%)
Mar 14, 2011	20.10	20.18	19.95	20.08	4,542,438	-0.08(-0.41%)
Mar 11, 2011	20.00	20.21	19.95	20.16	4,249,101	+0.18(+0.89%)
Mar 10, 2011	20.13	20.15	19.91	19.99	5,995,729	-0.09(-0.47%)
Mar 09, 2011	20.10	20.15	20.01	20.08	4,626,312	+0.22(+1.10%)
Mar 08, 2011	19.81	19.96	19.78	19.86	3,088,453	-0.04(-0.18%)
Mar 07, 2011	20.14	20.16	19.82	19.90	2,567,525	-0.13(-0.65%)
Mar 04, 2011	20.13	20.15	19.87	20.03	3,634,283	+0.04(+0.21%)
Mar 03, 2011	19.88	20.03	19.80	19.99	3,132,537	+0.18(+0.89%)
Mar 02, 2011	19.85	19.95	19.73	19.81	2,393,359	-0.05(-0.26%)
Mar 01, 2011	20.02	20.11	19.85	19.86	3,235,668	-0.23(-1.17%)
Feb 28, 2011	20.10	20.21	20.06	20.10	2,551,681	+0.17(+0.86%)
Feb 25, 2011	19.76	19.92	19.72	19.92	2,117,649	+0.08(+0.39%)
Feb 24, 2011	19.84	19.91	19.70	19.85	4,042,706	-0.05(-0.24%)
Feb 23, 2011	19.99	20.07	19.86	19.89	5,105,195	+0.08(+0.39%)
Feb 22, 2011	19.97	20.08	19.76	19.82	5,661,586	-0.56(-2.76%)
Feb 18, 2011	20.25	20.46	20.21	20.38	9,327,009	+0.31(+1.56%)
Feb 17, 2011	19.93	20.12	19.92	20.07	4,188,077	+0.08(+0.42%)
Feb 16, 2011	19.84	20.05	19.82	19.98	5,435,087	+0.06(+0.31%)
Feb 15, 2011	19.89	19.95	19.86	19.92	4,101,677	+0.02(+0.08%)
Feb 14, 2011	19.65	19.92	19.63	19.90	5,429,808	+0.25(+1.30%)
Feb 11, 2011	19.82	19.83	19.63	19.65	4,526,550	-0.20(-1.00%)
Feb 10, 2011	19.70	19.90	19.64	19.85	5,226,337	-0.07(-0.34%)
Feb 09, 2011	19.78	19.93	19.76	19.91	5,432,951	-0.06(-0.30%)
Feb 08, 2011	19.84	20.00	19.80	19.97	8,944,318	-0.07(-0.36%)
Feb 07, 2011	19.67	20.07	19.64	20.05	11,256,986	+0.57(+2.95%)
Feb 04, 2011	19.38	19.47	19.32	19.47	4,860,227	+0.00(+0.00%)
Feb 03, 2011	19.47	19.57	19.35	19.47	7,664,245	+0.53(+2.79%)
Feb 02, 2011	18.89	18.95	18.84	18.94	5,342,621	-0.21(-1.10%)
Feb 01, 2011	18.89	19.17	18.85	19.15	5,267,756	+0.54(+2.92%)
Jan 31, 2011	18.60	18.73	18.59	18.61	8,368,427	-0.04(-0.19%)
Jan 28, 2011	18.80	18.88	18.61	18.65	13,709,961	-0.54(-2.83%)
Jan 27, 2011	19.31	19.34	19.17	19.19	5,814,648	-0.02(-0.11%)
Jan 26, 2011	19.32	19.32	19.18	19.21	5,039,133	+0.07(+0.37%)
Jan 25, 2011	19.01	19.15	18.98	19.14	5,227,308	-0.25(-1.29%)
Jan 24, 2011	19.32	19.46	19.31	19.39	4,613,867	+0.26(+1.34%)
Jan 21, 2011	19.16	19.19	19.01	19.13	4,457,171	+0.15(+0.81%)
Jan 20, 2011	19.47	19.04	18.81	18.98	9,835,419	-0.49(-2.53%)
Jan 19, 2011	19.71	19.79	19.32	19.47	8,396,837	-0.09(-0.45%)
Jan 18, 2011	19.37	19.59	19.36	19.56	8,254,441	-0.51(-2.55%)
Jan 14, 2011	20.00	20.12	19.98	20.07	3,980,965	+0.15(+0.77%)
Jan 13, 2011	20.03	20.04	19.88	19.92	3,263,152	-0.08(-0.38%)
Jan 12, 2011	19.84	20.01	19.75	19.99	3,775,898	+0.22(+1.11%)
Jan 11, 2011	19.67	19.77	19.60	19.77	4,081,228	-0.09(-0.44%)
Jan 10, 2011	19.79	19.86	19.76	19.86	3,930,891	+0.00(+0.00%)
Jan 07, 2011	19.85	19.94	19.81	19.86	4,669,354	-0.14(-0.72%)
Jan 06, 2011	20.04	20.09	19.89	20.00	4,567,606	+0.06(+0.28%)
Jan 05, 2011	19.94	20.05	19.89	19.95	7,510,410	-0.47(-2.31%)
Jan 04, 2011	20.40	20.44	20.28	20.42	3,565,374	+0.31(+1.55%)

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