Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	59.48	60.15	59.45	59.86	302,112	+0.41(+0.69%)
Mar 30, 2011	59.20	59.80	59.10	59.45	224,585	+0.54(+0.92%)
Mar 29, 2011	59.03	59.10	58.67	58.91	164,704	-0.08(-0.14%)
Mar 28, 2011	59.29	59.49	58.98	58.99	190,708	-0.07(-0.12%)
Mar 25, 2011	58.81	59.25	58.81	59.06	222,523	+0.18(+0.31%)
Mar 24, 2011	58.46	58.88	58.40	58.88	215,278	+0.56(+0.96%)
Mar 23, 2011	58.89	58.89	58.30	58.32	192,021	-0.49(-0.83%)
Mar 22, 2011	58.58	58.81	58.41	58.81	182,064	+0.29(+0.50%)
Mar 21, 2011	58.14	58.55	57.97	58.52	286,303	+1.13(+1.97%)
Mar 18, 2011	58.64	58.95	57.39	57.39	527,319	-0.83(-1.43%)
Mar 17, 2011	58.21	58.44	57.75	58.22	261,141	+0.32(+0.55%)
Mar 16, 2011	57.37	58.04	57.00	57.90	291,188	+0.53(+0.92%)
Mar 15, 2011	57.23	58.00	57.14	57.37	404,348	-0.63(-1.09%)
Mar 14, 2011	57.49	58.07	57.46	58.00	271,562	+0.23(+0.40%)
Mar 11, 2011	57.55	58.01	57.31	57.77	209,671	-0.28(-0.48%)
Mar 10, 2011	58.55	58.58	57.08	58.05	517,251	-0.79(-1.34%)
Mar 09, 2011	59.17	59.40	58.64	58.84	159,382	-0.51(-0.86%)
Mar 08, 2011	59.11	59.49	58.75	59.35	227,356	+0.13(+0.22%)
Mar 07, 2011	59.72	59.93	58.77	59.22	237,302	-0.12(-0.20%)
Mar 04, 2011	59.43	59.72	59.15	59.34	232,865	+0.01(+0.02%)
Mar 03, 2011	59.86	60.00	59.26	59.33	214,680	+0.06(+0.10%)
Mar 02, 2011	59.98	59.98	59.10	59.27	325,352	-0.48(-0.80%)
Mar 01, 2011	60.45	60.57	59.61	59.75	307,452	-0.69(-1.14%)
Feb 28, 2011	60.00	60.44	60.00	60.44	284,386	+0.61(+1.02%)
Feb 25, 2011	59.35	59.87	59.16	59.83	262,541	+0.68(+1.15%)
Feb 24, 2011	58.95	59.38	58.92	59.15	277,868	+0.29(+0.49%)
Feb 23, 2011	59.16	59.62	58.54	58.86	259,205	-0.30(-0.51%)
Feb 22, 2011	59.49	59.72	58.68	59.16	364,604	-0.40(-0.67%)
Feb 18, 2011	59.25	59.89	59.03	59.56	253,006	+0.36(+0.61%)
Feb 17, 2011	59.07	59.33	58.51	59.20	217,571	+0.22(+0.37%)
Feb 16, 2011	58.85	59.08	58.56	58.98	293,957	+0.29(+0.49%)
Feb 15, 2011	58.16	58.78	58.13	58.69	312,865	+0.58(+1.00%)
Feb 14, 2011	57.15	58.20	57.15	58.11	338,739	+1.08(+1.89%)
Feb 11, 2011	56.59	57.06	56.50	57.03	190,185	+0.38(+0.67%)
Feb 10, 2011	56.53	56.82	56.50	56.65	195,810	-0.10(-0.18%)
Feb 09, 2011	56.81	56.95	56.57	56.75	200,327	+0.01(+0.02%)
Feb 08, 2011	56.80	57.01	56.60	56.74	211,026	-0.02(-0.04%)
Feb 07, 2011	57.09	57.30	56.61	56.76	253,015	-0.24(-0.42%)
Feb 04, 2011	57.07	57.29	56.79	57.00	297,561	+0.04(+0.07%)
Feb 03, 2011	56.85	57.15	56.40	56.96	252,392	-0.44(-0.77%)
Feb 02, 2011	57.08	57.48	55.82	57.40	287,027	+0.37(+0.65%)
Feb 01, 2011	56.84	57.06	56.27	57.03	523,956	+0.53(+0.94%)
Jan 31, 2011	55.80	56.50	55.32	56.50	226,549	+0.90(+1.62%)
Jan 28, 2011	55.54	55.95	55.41	55.60	266,290	+0.10(+0.18%)
Jan 27, 2011	55.25	55.50	55.20	55.50	281,705	+0.27(+0.49%)
Jan 26, 2011	55.25	55.33	54.92	55.23	521,513	+0.23(+0.42%)
Jan 25, 2011	55.00	55.31	54.79	55.00	305,087	-0.07(-0.13%)
Jan 24, 2011	54.74	55.11	54.74	55.07	267,027	+0.43(+0.79%)
Jan 21, 2011	54.61	55.02	54.51	54.64	206,748	+0.13(+0.24%)
Jan 20, 2011	55.00	55.19	53.33	54.51	447,014	-0.72(-1.30%)
Jan 19, 2011	55.60	55.91	55.05	55.23	333,952	-0.56(-1.00%)
Jan 18, 2011	56.00	56.26	55.69	55.79	264,675	+0.12(+0.22%)
Jan 14, 2011	55.45	55.95	55.24	55.67	259,988	+0.09(+0.16%)
Jan 13, 2011	54.75	55.59	54.63	55.58	504,714	+0.57(+1.04%)
Jan 12, 2011	55.98	55.98	54.58	55.01	622,518	-0.93(-1.66%)
Jan 11, 2011	56.19	56.32	55.85	55.94	251,510	-0.03(-0.05%)
Jan 10, 2011	55.77	56.17	55.64	55.97	212,224	+0.20(+0.36%)
Jan 07, 2011	56.02	56.20	55.56	55.77	172,303	-0.14(-0.25%)
Jan 06, 2011	56.01	56.34	55.72	55.91	201,176	-0.26(-0.46%)
Jan 05, 2011	56.08	56.37	55.90	56.17	161,873	+0.09(+0.16%)
Jan 04, 2011	56.72	56.90	55.98	56.08	254,437	-0.60(-1.06%)

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