Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	22.81	22.88	22.71	22.78	21,954,150	+0.02(+0.07%)
Apr 28, 2011	22.60	22.77	22.51	22.76	20,861,484	+0.14(+0.61%)
Apr 27, 2011	22.75	22.76	22.47	22.62	24,987,732	+0.02(+0.10%)
Apr 26, 2011	22.87	22.63	22.22	22.60	48,449,016	-0.27(-1.20%)
Apr 25, 2011	22.81	22.88	22.73	22.87	15,863,428	-0.05(-0.21%)
Apr 21, 2011	22.92	23.02	22.78	22.92	16,257,612	+0.01(+0.04%)
Apr 20, 2011	22.92	22.97	22.83	22.91	19,013,900	+0.26(+1.13%)
Apr 19, 2011	22.69	22.79	22.60	22.65	15,860,531	-0.07(-0.33%)
Apr 18, 2011	22.81	22.84	22.50	22.73	23,863,740	-0.24(-1.03%)
Apr 15, 2011	23.07	23.08	22.91	22.96	25,945,400	-0.10(-0.44%)
Apr 14, 2011	22.74	23.12	22.65	23.06	35,404,552	+0.35(+1.53%)
Apr 13, 2011	22.70	22.78	22.61	22.71	12,549,889	+0.13(+0.57%)
Apr 12, 2011	22.61	22.66	22.42	22.59	24,614,272	-0.17(-0.74%)
Apr 11, 2011	22.71	22.90	22.55	22.76	21,719,020	+0.04(+0.19%)
Apr 08, 2011	22.75	22.84	22.57	22.71	16,600,809	-0.06(-0.25%)
Apr 07, 2011	22.77	22.87	22.60	22.77	18,886,524	-0.06(-0.28%)
Apr 06, 2011	22.81	22.90	22.69	22.83	20,896,906	+0.05(+0.24%)
Apr 05, 2011	22.79	22.88	22.73	22.78	18,496,862	-0.06(-0.28%)
Apr 04, 2011	22.69	22.89	22.67	22.84	19,971,112	+0.15(+0.65%)
Apr 01, 2011	22.58	22.78	22.49	22.69	27,753,598	+0.30(+1.33%)
Mar 31, 2011	22.27	22.57	22.27	22.40	26,247,792	+0.10(+0.45%)
Mar 30, 2011	22.30	22.45	22.30	22.30	27,901,026	+0.11(+0.49%)
Mar 29, 2011	22.01	22.19	21.97	22.19	17,138,226	+0.23(+1.06%)
Mar 28, 2011	22.01	22.11	21.96	21.96	17,186,704	-0.06(-0.29%)
Mar 25, 2011	21.90	22.08	21.88	22.02	18,406,832	+0.18(+0.82%)
Mar 24, 2011	21.80	21.97	21.80	21.84	19,763,066	+0.14(+0.65%)
Mar 23, 2011	21.37	21.79	21.35	21.70	19,202,768	+0.26(+1.20%)
Mar 22, 2011	21.50	21.53	21.35	21.44	12,477,526	-0.02(-0.09%)
Mar 21, 2011	21.53	21.55	21.41	21.46	18,591,248	+0.29(+1.39%)
Mar 18, 2011	21.26	21.37	21.08	21.17	35,045,028	+0.14(+0.67%)
Mar 17, 2011	21.08	21.20	20.90	21.03	29,826,818	+0.21(+1.01%)
Mar 16, 2011	21.17	21.23	20.69	20.82	47,429,192	-0.46(-2.17%)
Mar 15, 2011	21.17	21.36	21.15	21.28	37,643,672	-0.31(-1.42%)
Mar 14, 2011	21.72	21.81	21.45	21.59	26,374,900	-0.29(-1.34%)
Mar 11, 2011	21.92	21.98	21.77	21.88	17,794,350	-0.08(-0.38%)
Mar 10, 2011	21.95	22.05	21.86	21.96	26,407,802	-0.11(-0.50%)
Mar 09, 2011	22.04	22.09	21.95	22.07	22,081,904	-0.01(-0.03%)
Mar 08, 2011	22.00	22.15	21.94	22.08	30,813,060	+0.14(+0.64%)
Mar 07, 2011	21.97	22.11	21.69	21.94	35,135,680	+0.00(+0.02%)
Mar 04, 2011	22.00	22.05	21.79	21.94	34,288,048	-0.12(-0.55%)
Mar 03, 2011	21.80	22.16	21.79	22.06	43,132,400	+0.38(+1.77%)
Mar 02, 2011	21.73	21.80	21.57	21.67	30,879,630	-0.16(-0.74%)
Mar 01, 2011	21.62	21.95	21.60	21.84	46,203,004	+0.33(+1.55%)
Feb 28, 2011	21.59	21.69	21.48	21.50	28,790,392	-0.13(-0.61%)
Feb 25, 2011	21.45	21.66	21.43	21.63	17,006,848	+0.14(+0.67%)
Feb 24, 2011	21.60	21.65	21.43	21.49	25,366,668	-0.01(-0.05%)
Feb 23, 2011	21.46	21.64	21.43	21.50	27,043,430	+0.05(+0.24%)
Feb 22, 2011	21.31	21.62	21.30	21.45	26,679,540	-0.27(-1.22%)
Feb 18, 2011	21.73	21.75	21.57	21.71	36,643,512	+0.00(+0.00%)
Feb 17, 2011	21.32	21.77	21.28	21.71	27,423,480	+0.39(+1.81%)
Feb 16, 2011	21.22	21.36	21.15	21.33	19,316,714	+0.07(+0.33%)
Feb 15, 2011	21.16	21.27	21.04	21.26	24,210,668	+0.02(+0.08%)
Feb 14, 2011	21.42	21.45	21.19	21.24	18,033,712	-0.14(-0.68%)
Feb 11, 2011	21.27	21.42	21.23	21.39	28,389,232	+0.01(+0.05%)
Feb 10, 2011	21.25	21.37	21.13	21.37	27,290,238	+0.13(+0.62%)
Feb 09, 2011	21.56	21.78	21.15	21.24	44,578,456	+0.09(+0.45%)
Feb 08, 2011	21.00	21.17	20.97	21.15	19,413,754	+0.12(+0.56%)
Feb 07, 2011	21.08	21.08	20.96	21.03	17,855,160	-0.01(-0.06%)
Feb 04, 2011	21.08	21.15	20.98	21.05	13,948,919	-0.00(-0.02%)
Feb 03, 2011	21.09	21.19	20.90	21.05	19,318,674	-0.10(-0.46%)
Feb 02, 2011	21.24	21.35	21.05	21.15	23,183,104	-0.06(-0.30%)

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