Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	55.68	55.95	55.49	55.61	651,807	+0.35(+0.63%)
Feb 25, 2011	55.12	55.28	54.94	55.26	376,917	+0.48(+0.87%)
Feb 24, 2011	54.75	54.94	54.53	54.79	582,362	+0.37(+0.68%)
Feb 23, 2011	55.30	55.47	54.40	54.42	958,324	-0.38(-0.69%)
Feb 22, 2011	54.66	55.26	54.57	54.79	670,771	-0.68(-1.22%)
Feb 18, 2011	55.22	55.58	55.14	55.47	558,933	+0.65(+1.18%)
Feb 17, 2011	54.48	54.89	54.43	54.82	454,127	-0.11(-0.21%)
Feb 16, 2011	54.92	55.01	54.52	54.94	481,095	+0.18(+0.32%)
Feb 15, 2011	55.00	55.10	54.61	54.76	865,634	+0.49(+0.90%)
Feb 14, 2011	54.25	54.47	54.20	54.27	910,780	-0.61(-1.11%)
Feb 11, 2011	54.93	54.97	54.52	54.88	1,092,634	+0.38(+0.70%)
Feb 10, 2011	54.67	54.79	54.15	54.50	2,225,294	-2.88(-5.02%)
Feb 09, 2011	57.18	57.41	57.06	57.37	1,324,866	+0.16(+0.27%)
Feb 08, 2011	57.00	57.32	56.89	57.22	894,028	+0.28(+0.49%)
Feb 07, 2011	56.61	57.13	56.55	56.94	864,886	+0.53(+0.94%)
Feb 04, 2011	56.22	56.49	56.17	56.41	830,922	+0.50(+0.89%)
Feb 03, 2011	55.99	56.06	55.55	55.91	982,464	+0.37(+0.67%)
Feb 02, 2011	55.65	55.70	55.28	55.54	2,972,802	+0.50(+0.92%)
Feb 01, 2011	55.51	55.65	54.94	55.04	2,693,759	+0.46(+0.85%)
Jan 31, 2011	54.72	55.31	54.51	54.57	1,132,671	-0.31(-0.56%)
Jan 28, 2011	55.30	55.53	54.61	54.88	1,492,669	-1.46(-2.59%)
Jan 27, 2011	56.50	56.70	56.24	56.34	1,038,395	-0.33(-0.58%)
Jan 26, 2011	56.85	56.90	56.39	56.66	1,282,458	+0.75(+1.33%)
Jan 25, 2011	55.31	55.93	55.20	55.92	1,354,514	-0.03(-0.05%)
Jan 24, 2011	55.40	55.95	55.22	55.95	1,198,648	+1.07(+1.94%)
Jan 21, 2011	54.50	54.99	54.42	54.88	802,807	+0.37(+0.68%)
Jan 20, 2011	54.67	54.74	53.90	54.51	1,117,704	-1.23(-2.21%)
Jan 19, 2011	56.47	56.59	55.55	55.74	928,359	-1.02(-1.80%)
Jan 18, 2011	57.22	57.36	56.60	56.76	1,331,981	+1.17(+2.10%)
Jan 14, 2011	54.67	55.60	54.67	55.60	1,182,786	+0.72(+1.31%)
Jan 13, 2011	54.70	55.21	54.60	54.88	1,293,986	+0.97(+1.81%)
Jan 12, 2011	54.47	54.47	53.58	53.91	1,286,518	-0.72(-1.31%)
Jan 11, 2011	54.65	54.89	54.40	54.62	930,402	+1.18(+2.21%)
Jan 10, 2011	53.91	53.93	53.32	53.44	463,718	-0.45(-0.83%)
Jan 07, 2011	54.16	54.19	53.63	53.89	873,715	+0.04(+0.07%)
Jan 06, 2011	54.50	54.52	53.72	53.86	939,704	+0.81(+1.53%)
Jan 05, 2011	52.66	53.16	52.59	53.05	1,114,532	-0.13(-0.24%)
Jan 04, 2011	53.38	53.42	52.90	53.17	915,463	+0.33(+0.62%)
Jan 03, 2011	53.02	53.10	52.74	52.85	387,032	+0.03(+0.05%)
Dec 31, 2010	52.51	52.93	52.44	52.82	279,059	+0.33(+0.62%)
Dec 30, 2010	52.73	52.83	52.37	52.49	601,854	-0.61(-1.15%)
Dec 29, 2010	52.97	53.21	52.94	53.10	947,691	+0.28(+0.54%)
Dec 28, 2010	53.15	53.15	52.63	52.82	339,141	-0.14(-0.27%)
Dec 27, 2010	53.27	53.27	52.62	52.96	286,777	-0.23(-0.44%)
Dec 23, 2010	53.06	53.26	53.02	53.20	290,393	+0.14(+0.27%)
Dec 22, 2010	52.58	53.20	52.51	53.05	678,116	+0.15(+0.28%)
Dec 21, 2010	52.71	52.90	52.62	52.90	492,922	+0.09(+0.17%)
Dec 20, 2010	52.92	52.92	52.28	52.81	640,154	+0.78(+1.50%)
Dec 17, 2010	52.34	52.39	51.92	52.03	454,299	-0.45(-0.87%)
Dec 16, 2010	52.58	52.65	52.17	52.49	602,961	+0.72(+1.40%)
Dec 15, 2010	51.70	52.09	51.70	51.76	593,254	-0.72(-1.37%)
Dec 14, 2010	52.41	52.56	52.26	52.48	824,643	-0.16(-0.31%)
Dec 13, 2010	52.55	52.89	52.54	52.64	1,616,213	-0.11(-0.22%)
Dec 10, 2010	52.87	52.89	52.24	52.76	726,918	+0.53(+1.01%)
Dec 09, 2010	52.06	52.31	51.94	52.23	1,257,737	+0.39(+0.75%)
Dec 08, 2010	52.02	52.27	51.68	51.84	1,093,006	+0.60(+1.18%)
Dec 07, 2010	51.45	51.59	51.16	51.23	513,394	+0.13(+0.25%)
Dec 06, 2010	51.04	51.23	50.90	51.11	659,630	-0.53(-1.03%)
Dec 03, 2010	51.31	51.65	51.11	51.64	701,302	+0.42(+0.82%)
Dec 02, 2010	50.71	51.41	50.66	51.22	1,397,661	+0.19(+0.38%)

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