Date	Open	High	Low	Close	Volume	Change (%)
Apr 29, 2011	53.63	53.85	53.58	53.74	1,324,161	+0.11(+0.21%)
Apr 28, 2011	53.47	53.70	53.42	53.63	1,919,309	+0.07(+0.13%)
Apr 27, 2011	53.39	53.61	53.05	53.56	1,658,585	+0.29(+0.55%)
Apr 26, 2011	52.98	53.37	52.90	53.27	1,379,853	+0.46(+0.88%)
Apr 25, 2011	52.90	52.91	52.62	52.80	2,309,785	-0.10(-0.20%)
Apr 21, 2011	52.78	52.91	52.66	52.90	1,381,681	+0.39(+0.74%)
Apr 20, 2011	52.30	52.56	52.22	52.52	2,330,291	+0.93(+1.80%)
Apr 19, 2011	51.40	51.61	51.24	51.59	2,384,624	+0.28(+0.55%)
Apr 18, 2011	51.28	51.36	50.79	51.30	2,244,516	-0.52(-1.00%)
Apr 15, 2011	51.82	51.95	51.52	51.82	3,006,372	+0.14(+0.27%)
Apr 14, 2011	51.36	51.76	51.20	51.68	3,361,918	+0.00(+0.00%)
Apr 13, 2011	51.78	51.86	51.41	51.68	2,661,184	+0.18(+0.35%)
Apr 12, 2011	51.61	51.73	51.31	51.50	1,892,515	-0.40(-0.78%)
Apr 11, 2011	52.16	52.29	51.76	51.91	2,711,781	-0.19(-0.36%)
Apr 08, 2011	52.54	52.57	51.85	52.10	1,729,315	-0.22(-0.41%)
Apr 07, 2011	52.34	52.57	52.02	52.31	1,961,043	-0.09(-0.16%)
Apr 06, 2011	52.60	52.67	52.22	52.40	3,718,936	+0.05(+0.10%)
Apr 05, 2011	52.15	52.58	52.15	52.35	2,425,054	+0.08(+0.15%)
Apr 04, 2011	52.38	52.46	52.13	52.27	1,904,992	+0.03(+0.05%)
Apr 01, 2011	52.41	52.49	52.11	52.24	2,220,380	+0.22(+0.41%)
Mar 31, 2011	52.01	52.15	51.92	52.03	3,693,576	-0.01(-0.02%)
Mar 30, 2011	52.04	52.04	52.04	52.04	3,964,025	+0.34(+0.67%)
Mar 29, 2011	51.30	51.72	51.12	51.69	3,051,253	+0.35(+0.69%)
Mar 28, 2011	51.55	51.73	51.32	51.34	2,680,451	-0.13(-0.25%)
Mar 25, 2011	51.44	51.73	51.36	51.47	4,319,797	+0.17(+0.34%)
Mar 24, 2011	51.04	51.36	50.77	51.30	3,317,082	+0.58(+1.15%)
Mar 23, 2011	50.39	50.85	50.14	50.71	3,102,315	+0.21(+0.42%)
Mar 22, 2011	50.64	50.70	50.41	50.50	1,885,248	-0.12(-0.24%)
Mar 21, 2011	50.69	50.76	50.55	50.62	2,927,552	+0.86(+1.72%)
Mar 18, 2011	50.30	50.42	49.68	49.76	3,795,667	+0.04(+0.09%)
Mar 17, 2011	49.91	50.03	49.55	49.72	3,757,937	+0.40(+0.80%)
Mar 16, 2011	50.01	50.16	48.83	49.32	5,693,064	-0.83(-1.65%)
Mar 15, 2011	49.88	50.41	49.83	50.15	5,181,813	-0.56(-1.10%)
Mar 14, 2011	50.72	50.89	50.30	50.70	3,190,317	-0.26(-0.50%)
Mar 11, 2011	50.42	51.13	50.39	50.96	4,212,935	+0.35(+0.69%)
Mar 10, 2011	51.00	51.04	50.54	50.61	2,942,091	-0.94(-1.83%)
Mar 09, 2011	51.59	51.71	51.27	51.55	2,469,324	-0.12(-0.23%)
Mar 08, 2011	51.38	51.88	51.11	51.67	5,293,515	+0.30(+0.58%)
Mar 07, 2011	52.08	52.17	48.02	51.37	2,750,767	-0.52(-1.01%)
Mar 04, 2011	52.18	52.28	51.57	51.90	3,402,545	-0.34(-0.66%)
Mar 03, 2011	51.76	52.29	51.75	52.24	2,112,510	+0.91(+1.77%)
Mar 02, 2011	51.02	51.55	51.02	51.33	2,647,670	+0.16(+0.32%)
Mar 01, 2011	52.25	52.25	51.11	51.17	3,106,951	-0.86(-1.65%)
Feb 28, 2011	52.04	52.14	51.72	52.02	3,178,749	+0.26(+0.50%)
Feb 25, 2011	51.46	51.84	51.42	51.77	3,901,052	+0.57(+1.11%)
Feb 24, 2011	51.17	51.43	50.71	51.20	3,783,361	-0.01(-0.02%)
Feb 23, 2011	51.64	51.67	50.82	51.21	4,123,672	-0.41(-0.80%)
Feb 22, 2011	52.23	52.49	51.53	51.62	5,635,545	-1.13(-2.15%)
Feb 18, 2011	52.75	52.85	52.58	52.75	1,752,701	+0.06(+0.11%)
Feb 17, 2011	52.38	52.74	52.37	52.69	1,651,392	+0.12(+0.23%)
Feb 16, 2011	52.44	52.67	52.35	52.57	2,988,616	+0.37(+0.70%)
Feb 15, 2011	52.22	52.33	52.05	52.20	1,686,214	-0.20(-0.38%)
Feb 14, 2011	52.24	52.46	52.21	52.40	1,912,103	+0.14(+0.26%)
Feb 11, 2011	51.80	52.30	51.71	52.27	2,737,027	+0.36(+0.69%)
Feb 10, 2011	51.57	51.96	51.47	51.90	3,435,042	+0.02(+0.03%)
Feb 09, 2011	51.87	52.02	51.66	51.89	3,206,727	-0.09(-0.17%)
Feb 08, 2011	51.82	51.97	51.63	51.97	2,927,118	+0.23(+0.45%)
Feb 07, 2011	51.59	51.92	51.53	51.74	3,258,840	+0.31(+0.60%)
Feb 04, 2011	51.22	51.45	51.06	51.43	2,437,433	+0.27(+0.54%)
Feb 03, 2011	51.03	51.25	50.71	51.16	2,350,854	+0.12(+0.24%)
Feb 02, 2011	50.93	51.19	50.93	51.04	2,734,679	-0.04(-0.08%)

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