Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	55.51	55.67	55.41	55.47	20,252	+0.02(+0.04%)
Feb 28, 2012	55.33	55.44	55.28	55.44	20,029	+0.11(+0.19%)
Feb 27, 2012	55.00	55.46	54.90	55.34	20,396	+0.10(+0.18%)
Feb 24, 2012	55.22	55.38	55.22	55.24	18,790	+0.06(+0.11%)
Feb 23, 2012	54.92	55.24	54.79	55.18	68,538	+0.27(+0.49%)
Feb 22, 2012	54.90	55.00	54.83	54.91	14,087	-0.10(-0.18%)
Feb 21, 2012	55.19	55.24	54.91	55.01	18,217	-0.13(-0.24%)
Feb 17, 2012	55.28	55.31	55.10	55.14	180,421	+0.02(+0.04%)
Feb 16, 2012	54.56	55.16	54.56	55.11	16,007	+0.54(+0.98%)
Feb 15, 2012	54.76	54.98	54.53	54.58	17,511	-0.14(-0.25%)
Feb 14, 2012	54.52	54.72	54.42	54.71	20,799	+0.14(+0.25%)
Feb 13, 2012	54.49	54.65	54.44	54.58	27,487	+0.37(+0.68%)
Feb 10, 2012	54.22	54.23	54.06	54.21	21,729	-0.35(-0.63%)
Feb 09, 2012	54.32	54.58	54.15	54.55	20,773	+0.22(+0.41%)
Feb 08, 2012	54.41	54.56	54.15	54.33	98,821	+0.00(+0.00%)
Feb 07, 2012	54.16	54.46	54.14	54.33	17,413	+0.14(+0.26%)
Feb 06, 2012	54.02	54.25	53.98	54.19	19,556	+0.04(+0.07%)
Feb 03, 2012	54.12	54.30	53.99	54.15	15,288	+0.48(+0.90%)
Feb 02, 2012	53.69	53.71	53.53	53.67	51,716	+0.21(+0.39%)
Feb 01, 2012	53.34	53.70	53.34	53.46	43,059	+0.39(+0.74%)
Jan 31, 2012	53.36	53.36	52.89	53.07	53,949	+0.04(+0.07%)
Jan 30, 2012	52.77	53.18	52.77	53.03	464,088	-0.27(-0.51%)
Jan 27, 2012	53.31	53.56	53.13	53.30	39,975	-0.34(-0.62%)
Jan 26, 2012	54.07	54.15	53.54	53.64	28,781	-0.34(-0.63%)
Jan 25, 2012	53.13	53.98	53.13	53.98	61,324	+0.73(+1.37%)
Jan 24, 2012	53.07	53.26	52.96	53.25	48,871	-0.02(-0.04%)
Jan 23, 2012	53.32	53.43	53.05	53.27	30,396	-0.18(-0.33%)
Jan 20, 2012	53.44	53.46	53.16	53.45	22,622	+0.01(+0.03%)
Jan 19, 2012	53.42	53.56	53.19	53.43	42,511	+0.08(+0.15%)
Jan 18, 2012	53.00	53.38	52.97	53.36	26,640	+0.27(+0.51%)
Jan 17, 2012	53.26	53.44	53.04	53.09	32,156	+0.18(+0.35%)
Jan 13, 2012	52.94	52.96	52.62	52.90	85,055	-0.23(-0.43%)
Jan 12, 2012	53.17	53.18	52.80	53.13	127,402	+0.17(+0.32%)
Jan 11, 2012	53.03	53.05	52.83	52.96	69,431	-0.25(-0.46%)
Jan 10, 2012	53.27	53.28	53.08	53.21	24,111	+0.36(+0.68%)
Jan 09, 2012	52.87	52.92	52.73	52.85	15,030	+0.13(+0.25%)
Jan 06, 2012	53.03	53.03	52.64	52.72	74,628	-0.28(-0.52%)
Jan 05, 2012	52.53	53.03	52.52	52.99	34,159	+0.20(+0.38%)
Jan 04, 2012	52.62	52.82	52.55	52.80	25,133	+0.21(+0.41%)
Dec 30, 2011	52.76	52.76	52.54	52.58	15,111	-0.18(-0.35%)
Dec 29, 2011	52.50	52.83	52.50	52.76	85,839	+0.51(+0.97%)
Dec 28, 2011	52.78	52.78	52.26	52.26	24,100	-0.53(-1.00%)
Dec 27, 2011	52.87	52.91	52.73	52.79	26,911	+0.01(+0.02%)
Dec 23, 2011	52.43	52.78	52.35	52.78	20,554	+0.43(+0.82%)
Dec 21, 2011	51.89	52.38	51.89	52.35	13,136	+0.69(+1.33%)
Dec 20, 2011	51.27	51.73	51.27	51.66	31,208	+0.99(+1.96%)
Dec 19, 2011	51.05	51.33	50.58	50.67	196,541	-0.27(-0.52%)
Dec 16, 2011	51.18	51.47	50.90	50.94	23,635	-0.03(-0.06%)
Dec 15, 2011	50.97	51.12	50.81	50.97	14,112	+0.47(+0.94%)
Dec 14, 2011	50.88	50.94	50.45	50.50	18,264	-0.49(-0.96%)
Dec 13, 2011	51.62	51.87	50.96	50.98	13,683	-0.53(-1.02%)
Dec 12, 2011	51.66	51.69	51.11	51.51	11,637	-0.56(-1.07%)
Dec 09, 2011	51.45	52.13	51.45	52.07	15,084	+0.79(+1.55%)
Dec 08, 2011	51.77	51.91	51.25	51.27	42,300	-0.77(-1.48%)
Dec 07, 2011	52.03	52.18	51.53	52.04	115,224	+0.01(+0.01%)
Dec 06, 2011	51.92	52.28	51.82	52.04	26,695	+0.05(+0.10%)
Dec 05, 2011	52.28	52.28	51.76	51.98	44,012	+0.37(+0.72%)
Dec 02, 2011	52.01	52.04	51.59	51.61	44,531	+0.04(+0.08%)

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