Date	Open	High	Low	Close	Volume	Change (%)
May 24, 2011	20.50	20.56	19.85	20.01	111,590	-0.39(-1.91%)
May 23, 2011	20.55	20.90	20.37	20.40	55,080	-0.49(-2.35%)
May 20, 2011	20.87	21.18	20.66	20.89	78,734	-0.07(-0.33%)
May 19, 2011	21.07	21.18	20.81	20.96	45,472	+0.07(+0.34%)
May 18, 2011	20.87	20.92	20.62	20.89	48,220	+0.08(+0.38%)
May 17, 2011	20.64	20.94	20.64	20.81	51,855	-0.02(-0.10%)
May 16, 2011	20.83	21.05	20.75	20.83	97,951	-0.14(-0.67%)
May 13, 2011	21.54	21.55	20.90	20.97	56,862	-0.55(-2.56%)
May 12, 2011	21.28	21.76	21.15	21.52	54,070	+0.14(+0.65%)
May 11, 2011	21.41	21.56	21.21	21.38	47,450	-0.07(-0.33%)
May 10, 2011	21.06	21.48	20.99	21.45	64,782	+0.45(+2.14%)
May 09, 2011	20.66	21.03	20.63	21.00	59,713	+0.22(+1.06%)
May 06, 2011	21.08	21.36	20.70	20.78	146,713	-0.01(-0.05%)
May 05, 2011	20.22	21.10	20.22	20.79	59,550	+0.45(+2.21%)
May 04, 2011	20.95	21.34	20.03	20.34	126,874	+0.00(+0.00%)
May 03, 2011	20.71	20.71	20.29	20.34	59,743	-0.36(-1.74%)
May 02, 2011	20.75	20.76	20.66	20.70	61,438	-0.24(-1.15%)
Apr 29, 2011	21.42	21.52	20.85	20.94	99,056	-0.42(-1.97%)
Apr 28, 2011	20.95	21.50	20.95	21.36	46,205	+0.35(+1.67%)
Apr 27, 2011	21.14	21.15	20.83	21.01	49,095	-0.15(-0.71%)
Apr 26, 2011	20.50	21.32	20.45	21.16	60,997	+0.70(+3.42%)
Apr 25, 2011	20.20	20.60	20.13	20.46	39,382	+0.40(+1.99%)
Apr 21, 2011	20.00	20.21	19.87	20.06	72,305	+0.23(+1.16%)
Apr 20, 2011	19.87	19.90	19.74	19.83	64,821	+0.18(+0.92%)
Apr 19, 2011	19.65	19.71	19.45	19.65	26,644	+0.10(+0.51%)
Apr 18, 2011	19.99	19.99	19.25	19.55	79,388	-0.45(-2.25%)
Apr 15, 2011	19.35	20.00	19.20	20.00	74,578	+0.56(+2.88%)
Apr 14, 2011	19.32	19.50	19.15	19.44	29,335	+0.01(+0.05%)
Apr 13, 2011	20.10	20.10	19.30	19.43	58,713	-0.57(-2.85%)
Apr 12, 2011	20.02	20.16	19.97	20.00	33,923	-0.10(-0.50%)
Apr 11, 2011	20.06	20.34	20.00	20.10	35,723	+0.05(+0.25%)
Apr 08, 2011	20.28	20.34	19.94	20.05	65,625	-0.08(-0.40%)
Apr 07, 2011	20.48	20.65	20.12	20.13	54,055	-0.29(-1.42%)
Apr 06, 2011	20.46	20.79	20.33	20.42	51,114	+0.02(+0.10%)
Apr 05, 2011	20.76	20.88	20.34	20.40	65,512	-0.43(-2.06%)
Apr 04, 2011	20.70	20.87	20.64	20.83	30,098	+0.23(+1.12%)
Apr 01, 2011	20.78	20.78	20.40	20.60	40,757	+0.02(+0.10%)
Mar 31, 2011	20.44	20.80	20.44	20.58	61,204	+0.15(+0.73%)
Mar 30, 2011	20.32	20.60	20.21	20.43	54,682	+0.17(+0.84%)
Mar 29, 2011	20.19	20.33	20.15	20.26	36,384	+0.07(+0.35%)
Mar 28, 2011	20.08	20.35	20.02	20.19	51,309	+0.13(+0.65%)
Mar 25, 2011	20.13	20.46	20.00	20.06	46,538	+0.03(+0.15%)
Mar 24, 2011	19.99	20.24	19.89	20.03	84,371	+0.17(+0.86%)
Mar 23, 2011	19.77	19.93	19.62	19.86	75,303	+0.01(+0.05%)
Mar 22, 2011	19.96	20.07	19.81	19.85	34,474	-0.11(-0.55%)
Mar 21, 2011	19.80	19.96	19.74	19.96	36,544	+0.51(+2.62%)
Mar 18, 2011	19.42	19.56	19.32	19.45	184,156	+0.16(+0.83%)
Mar 17, 2011	19.48	19.52	19.18	19.29	69,288	+0.17(+0.89%)
Mar 16, 2011	19.21	19.36	19.01	19.12	68,759	-0.24(-1.24%)
Mar 15, 2011	19.39	19.56	19.30	19.36	52,468	-0.23(-1.17%)
Mar 14, 2011	19.78	19.97	19.55	19.59	65,107	-0.44(-2.20%)
Mar 11, 2011	19.58	20.09	19.46	20.03	97,546	+0.38(+1.93%)
Mar 10, 2011	19.84	19.90	19.58	19.65	74,107	-0.49(-2.43%)
Mar 09, 2011	19.96	20.20	19.85	20.14	54,558	+0.22(+1.10%)
Mar 08, 2011	19.61	20.00	19.17	19.92	47,151	+0.30(+1.53%)
Mar 07, 2011	20.16	20.16	19.51	19.62	49,492	-0.53(-2.63%)
Mar 04, 2011	20.21	20.26	19.98	20.15	62,466	-0.15(-0.74%)
Mar 03, 2011	19.87	20.30	19.79	20.30	48,675	+0.65(+3.31%)
Mar 02, 2011	19.33	19.75	19.25	19.65	40,526	+0.36(+1.87%)

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