Date	Open	High	Low	Close	Volume	Change (%)
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%)
Jan 03, 2011	57.19	57.40	56.64	56.68	263,223	+0.18(+0.32%)
Dec 31, 2010	56.48	56.76	56.39	56.50	130,161	-0.04(-0.07%)
Dec 30, 2010	55.96	57.09	55.84	56.54	243,761	+0.78(+1.40%)
Dec 29, 2010	55.75	56.11	55.66	55.76	134,199	+0.00(+0.00%)
Dec 28, 2010	55.06	55.76	55.06	55.76	196,477	+0.53(+0.96%)
Dec 27, 2010	54.96	55.36	54.84	55.23	138,852	-0.05(-0.09%)
Dec 23, 2010	55.37	55.84	55.00	55.28	164,070	-0.13(-0.23%)
Dec 22, 2010	54.85	56.46	54.69	55.41	520,650	+0.83(+1.52%)
Dec 21, 2010	53.76	54.64	53.41	54.58	292,626	+0.94(+1.75%)
Dec 20, 2010	53.52	54.01	52.84	53.64	346,911	+0.02(+0.04%)
Dec 17, 2010	54.30	54.34	53.62	53.62	327,768	-0.58(-1.07%)
Dec 16, 2010	54.27	54.53	53.60	54.20	285,736	-0.22(-0.40%)
Dec 15, 2010	55.19	55.42	54.05	54.42	345,122	-0.90(-1.63%)
Dec 14, 2010	55.30	55.78	55.19	55.32	250,120	-0.07(-0.13%)
Dec 13, 2010	55.39	55.58	55.19	55.39	410,357	-0.01(-0.02%)
Dec 10, 2010	55.22	55.53	55.17	55.40	314,972	+0.12(+0.22%)
Dec 09, 2010	55.48	55.48	54.87	55.28	217,875	+0.29(+0.53%)
Dec 08, 2010	55.35	55.57	54.96	54.99	263,839	-0.43(-0.78%)
Dec 07, 2010	55.85	56.09	55.29	55.42	306,362	-0.03(-0.05%)
Dec 06, 2010	55.32	55.56	55.21	55.45	266,411	+0.13(+0.23%)
Dec 03, 2010	55.94	55.94	55.19	55.32	252,843	-0.66(-1.18%)
Dec 02, 2010	56.15	56.22	55.50	55.98	323,874	-0.24(-0.43%)

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