Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	19.54	19.55	19.51	19.52	4,322,207	-0.00(-0.02%)
Mar 30, 2011	19.51	19.54	19.49	19.53	5,778,752	+0.05(+0.25%)
Mar 29, 2011	19.46	19.51	19.45	19.48	6,255,540	+0.01(+0.05%)
Mar 28, 2011	19.50	19.50	19.45	19.47	4,973,616	+0.00(+0.00%)
Mar 25, 2011	19.51	19.51	19.47	19.47	3,870,015	-0.01(-0.05%)
Mar 24, 2011	19.50	19.51	19.45	19.48	5,604,679	+0.01(+0.07%)
Mar 23, 2011	19.47	19.49	19.44	19.47	4,184,684	-0.03(-0.17%)
Mar 22, 2011	19.48	19.50	19.44	19.50	14,050,464	+0.00(+0.02%)
Mar 21, 2011	19.49	19.51	19.46	19.50	5,268,432	+0.11(+0.55%)
Mar 18, 2011	19.38	19.44	19.36	19.39	5,789,132	+0.10(+0.52%)
Mar 17, 2011	19.22	19.32	19.19	19.29	5,769,942	+0.21(+1.09%)
Mar 16, 2011	19.25	19.28	19.08	19.08	15,660,056	-0.13(-0.70%)
Mar 15, 2011	19.26	19.35	19.22	19.22	11,419,884	-0.13(-0.67%)
Mar 14, 2011	19.37	19.42	19.34	19.35	11,162,938	-0.07(-0.35%)
Mar 11, 2011	19.40	19.42	19.37	19.41	5,435,056	+0.02(+0.13%)
Mar 10, 2011	19.47	19.48	19.38	19.39	6,680,354	-0.08(-0.40%)
Mar 09, 2011	19.54	19.54	19.47	19.47	7,018,684	-0.07(-0.34%)
Mar 08, 2011	19.55	19.56	19.51	19.53	3,266,730	-0.02(-0.10%)
Mar 07, 2011	19.52	19.55	19.51	19.55	4,422,768	+0.04(+0.20%)
Mar 04, 2011	19.58	19.58	19.51	19.51	5,517,683	-0.07(-0.34%)
Mar 03, 2011	19.53	19.58	19.51	19.58	5,610,710	+0.10(+0.49%)
Mar 02, 2011	19.49	19.52	19.45	19.49	3,409,469	+0.05(+0.25%)
Mar 01, 2011	19.53	19.54	19.43	19.44	6,326,736	+0.15(+0.79%)
Feb 28, 2011	19.23	19.29	19.20	19.29	6,036,177	+0.08(+0.39%)
Feb 25, 2011	19.18	19.22	19.15	19.21	9,987,295	+0.08(+0.43%)
Feb 24, 2011	19.15	19.17	19.12	19.13	5,209,719	-0.00(-0.00%)
Feb 23, 2011	19.14	19.18	19.07	19.13	6,311,148	+0.02(+0.10%)
Feb 22, 2011	19.21	19.23	19.11	19.11	6,850,445	-0.15(-0.76%)
Feb 18, 2011	19.23	19.26	19.22	19.26	2,698,848	+0.07(+0.34%)
Feb 17, 2011	19.19	19.22	19.18	19.19	4,213,122	+0.00(+0.01%)
Feb 16, 2011	19.19	19.21	19.17	19.19	4,201,780	+0.03(+0.16%)
Feb 15, 2011	19.14	19.19	19.14	19.16	3,135,610	-0.02(-0.10%)
Feb 14, 2011	19.16	19.19	19.15	19.18	3,146,384	+0.03(+0.17%)
Feb 11, 2011	19.11	19.14	19.08	19.14	4,990,997	+0.04(+0.22%)
Feb 10, 2011	19.07	19.14	19.07	19.10	4,385,615	+0.02(+0.12%)
Feb 09, 2011	19.20	19.20	19.07	19.08	9,097,025	-0.12(-0.62%)
Feb 08, 2011	19.21	19.23	19.17	19.20	13,387,240	-0.04(-0.20%)
Feb 07, 2011	19.18	19.23	19.15	19.23	10,645,554	+0.06(+0.32%)
Feb 04, 2011	19.11	19.18	19.09	19.17	8,015,465	+0.07(+0.37%)
Feb 03, 2011	19.06	19.10	19.04	19.10	7,186,711	+0.03(+0.17%)
Feb 02, 2011	19.09	19.10	19.07	19.07	4,423,608	-0.00(-0.02%)
Feb 01, 2011	19.05	19.09	19.04	19.07	4,339,142	+0.28(+1.50%)
Jan 31, 2011	18.72	18.80	18.71	18.79	7,240,203	+0.12(+0.65%)
Jan 28, 2011	18.79	18.79	18.67	18.67	8,615,235	-0.10(-0.54%)
Jan 27, 2011	18.79	18.79	18.74	18.77	3,988,134	+0.01(+0.05%)
Jan 26, 2011	18.74	18.78	18.73	18.76	6,966,000	+0.06(+0.30%)
Jan 25, 2011	18.71	18.74	18.68	18.71	6,213,862	+0.00(+0.00%)
Jan 24, 2011	18.68	18.72	18.68	18.71	3,395,251	+0.04(+0.22%)
Jan 21, 2011	18.65	18.69	18.64	18.67	5,954,869	+0.03(+0.17%)
Jan 20, 2011	18.63	18.64	18.56	18.63	5,445,878	+0.00(+0.02%)
Jan 19, 2011	18.65	18.66	18.60	18.63	7,442,014	-0.03(-0.15%)
Jan 18, 2011	18.66	18.68	18.62	18.66	3,654,783	+0.01(+0.05%)
Jan 14, 2011	18.61	18.65	18.59	18.65	3,766,829	+0.06(+0.32%)
Jan 13, 2011	18.60	18.62	18.59	18.59	3,729,438	-0.02(-0.10%)
Jan 12, 2011	18.63	18.63	18.58	18.61	5,488,193	+0.00(+0.02%)
Jan 11, 2011	18.59	18.61	18.56	18.60	4,835,272	+0.06(+0.30%)
Jan 10, 2011	18.55	18.56	18.51	18.55	4,732,918	-0.02(-0.10%)
Jan 07, 2011	18.63	18.65	18.54	18.56	4,806,996	-0.09(-0.50%)
Jan 06, 2011	18.66	18.66	18.58	18.66	7,607,640	+0.01(+0.05%)
Jan 05, 2011	18.54	18.65	18.53	18.65	12,078,284	+0.09(+0.48%)
Jan 04, 2011	18.55	18.57	18.49	18.56	7,761,792	+0.06(+0.30%)

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