Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	55.20	55.24	55.16	55.22	12,079	+0.08(+0.14%)
Feb 27, 2013	55.17	55.17	55.00	55.15	34,519	+0.16(+0.29%)
Feb 26, 2013	55.26	55.26	54.99	54.99	87,437	-0.10(-0.18%)
Feb 22, 2013	55.08	55.08	55.06	55.08	15,972	+0.01(+0.03%)
Feb 21, 2013	55.22	55.22	55.01	55.07	17,430	-0.08(-0.15%)
Feb 20, 2013	55.25	55.25	55.13	55.15	12,576	-0.06(-0.12%)
Feb 19, 2013	55.43	55.43	55.17	55.22	21,718	-0.14(-0.25%)
Feb 15, 2013	55.46	55.46	55.32	55.35	26,989	-0.06(-0.11%)
Feb 14, 2013	55.55	55.55	55.33	55.41	26,466	-0.01(-0.02%)
Feb 13, 2013	55.49	55.49	55.40	55.42	26,782	-0.03(-0.05%)
Feb 12, 2013	55.63	55.63	55.40	55.45	18,481	+0.01(+0.03%)
Feb 11, 2013	55.67	55.67	55.41	55.44	13,875	-0.10(-0.17%)
Feb 08, 2013	55.81	55.81	55.41	55.53	18,572	+0.03(+0.06%)
Feb 07, 2013	55.64	55.64	55.37	55.50	11,205	+0.07(+0.12%)
Feb 06, 2013	55.43	55.43	55.34	55.43	8,747	+0.00(+0.00%)
Feb 04, 2013	55.64	55.68	55.43	55.43	14,504	-0.21(-0.37%)
Feb 01, 2013	55.68	55.68	55.49	55.64	32,311	+0.08(+0.14%)
Jan 31, 2013	55.47	55.75	55.42	55.56	14,739	+0.01(+0.02%)
Jan 30, 2013	56.29	56.34	55.55	55.55	279,329	-0.55(-0.99%)
Jan 29, 2013	55.99	56.14	55.83	56.10	19,141	-0.12(-0.21%)
Jan 28, 2013	56.67	56.67	56.20	56.23	20,998	-0.09(-0.16%)
Jan 25, 2013	56.70	56.70	56.17	56.32	60,602	-0.09(-0.16%)
Jan 24, 2013	56.72	56.72	56.33	56.41	17,213	-0.01(-0.01%)
Jan 23, 2013	56.81	56.81	56.34	56.41	59,736	-0.15(-0.26%)
Jan 22, 2013	56.80	57.34	56.40	56.56	40,830	+0.04(+0.06%)
Jan 18, 2013	56.74	56.84	56.52	56.52	19,622	-0.11(-0.20%)
Jan 17, 2013	56.43	56.73	56.36	56.63	22,008	+0.26(+0.47%)
Jan 16, 2013	56.46	56.46	56.17	56.37	13,349	-0.03(-0.05%)
Jan 15, 2013	56.25	56.42	56.19	56.40	29,538	+0.21(+0.38%)
Jan 14, 2013	56.25	56.25	56.01	56.18	13,008	+0.03(+0.06%)
Jan 11, 2013	56.21	56.21	56.00	56.15	4,167	+0.03(+0.05%)
Jan 10, 2013	56.26	56.26	55.99	56.12	13,856	+0.01(+0.02%)
Jan 09, 2013	56.16	56.16	55.98	56.11	19,449	-0.10(-0.17%)
Jan 08, 2013	56.36	56.36	56.05	56.20	21,830	-0.06(-0.11%)
Jan 07, 2013	56.40	56.40	56.20	56.27	43,443	+0.01(+0.01%)
Jan 04, 2013	56.40	56.40	56.19	56.26	18,203	+0.02(+0.04%)
Jan 03, 2013	56.21	56.30	56.13	56.24	33,699	+0.15(+0.26%)
Jan 02, 2013	55.94	56.09	55.78	56.09	13,755	+0.15(+0.26%)
Dec 31, 2012	55.80	55.97	55.80	55.95	5,812	+0.01(+0.02%)
Dec 28, 2012	56.05	56.05	55.93	55.93	9,359	+0.00(+0.00%)
Dec 27, 2012	55.89	55.93	55.78	55.93	4,773	+0.03(+0.06%)
Dec 26, 2012	55.89	55.90	55.87	55.90	4,913	+0.16(+0.29%)
Dec 24, 2012	56.09	56.09	55.73	55.74	6,096	-0.24(-0.42%)
Dec 21, 2012	55.94	55.98	55.87	55.98	3,807	+0.03(+0.06%)
Dec 20, 2012	55.92	55.95	55.86	55.94	4,895	+0.10(+0.17%)
Dec 19, 2012	55.78	55.86	55.78	55.84	10,171	+0.15(+0.26%)
Dec 18, 2012	55.89	55.89	55.61	55.70	27,943	-0.01(-0.02%)
Dec 17, 2012	55.66	55.73	55.66	55.71	12,242	+0.06(+0.10%)
Dec 14, 2012	55.61	55.71	55.61	55.66	9,235	+0.03(+0.06%)
Dec 13, 2012	55.60	55.64	55.56	55.62	15,392	+0.03(+0.05%)
Dec 12, 2012	55.46	55.63	55.46	55.60	8,648	+0.02(+0.04%)
Dec 11, 2012	55.91	55.91	55.49	55.58	20,749	-0.00(-0.01%)
Dec 10, 2012	55.84	55.84	55.48	55.58	18,439	+0.12(+0.23%)
Dec 07, 2012	55.75	55.75	55.45	55.45	6,748	-0.16(-0.28%)
Dec 06, 2012	55.62	55.62	55.46	55.61	22,770	-0.40(-0.72%)
Dec 05, 2012	55.60	56.01	55.40	56.01	6,553	+0.54(+0.97%)

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