Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2013	43.02	43.05	43.02	43.05	2,502	+0.03(+0.07%)
Feb 27, 2013	43.05	43.05	42.92	43.02	10,883	+0.12(+0.28%)
Feb 26, 2013	42.94	43.03	42.90	42.90	10,315	-0.02(-0.04%)
Feb 22, 2013	42.79	42.92	42.79	42.91	21,672	+0.11(+0.27%)
Feb 21, 2013	42.87	42.88	42.79	42.80	10,443	-0.06(-0.14%)
Feb 20, 2013	42.95	42.95	42.83	42.86	22,284	-0.05(-0.12%)
Feb 19, 2013	42.88	42.98	42.84	42.91	6,190	-0.05(-0.12%)
Feb 15, 2013	42.90	42.96	42.85	42.96	20,041	+0.00(+0.01%)
Feb 14, 2013	42.96	42.96	42.89	42.96	13,791	+0.01(+0.02%)
Feb 13, 2013	42.94	42.96	42.91	42.95	13,416	-0.06(-0.13%)
Feb 12, 2013	43.02	43.03	42.86	43.01	25,148	-0.02(-0.04%)
Feb 11, 2013	42.96	43.03	42.87	43.02	56,324	+0.02(+0.04%)
Feb 08, 2013	43.03	43.03	42.99	43.01	11,788	+0.01(+0.01%)
Feb 07, 2013	42.89	43.06	42.89	43.00	51,424	+0.07(+0.17%)
Feb 06, 2013	42.95	43.00	42.84	42.93	76,653	+0.08(+0.19%)
Feb 04, 2013	42.81	42.87	42.81	42.85	8,980	-0.10(-0.24%)
Feb 01, 2013	42.87	42.97	42.79	42.95	18,604	+0.19(+0.45%)
Jan 31, 2013	42.77	42.89	42.76	42.76	11,645	-0.07(-0.16%)
Jan 30, 2013	42.92	42.95	42.77	42.83	19,022	-0.04(-0.10%)
Jan 29, 2013	42.95	43.02	42.87	42.87	7,240	+0.01(+0.03%)
Jan 28, 2013	42.86	43.00	42.85	42.86	16,412	-0.10(-0.23%)
Jan 25, 2013	43.12	43.12	42.93	42.96	20,995	-0.21(-0.48%)
Jan 24, 2013	43.01	43.17	43.01	43.16	16,026	+0.02(+0.04%)
Jan 23, 2013	43.00	43.41	43.00	43.14	14,431	+0.00(+0.01%)
Jan 22, 2013	43.17	43.19	43.08	43.14	47,618	-0.04(-0.10%)
Jan 18, 2013	43.15	43.18	43.00	43.18	13,513	+0.02(+0.06%)
Jan 17, 2013	43.14	43.16	43.13	43.16	28,949	+0.06(+0.14%)
Jan 16, 2013	43.07	43.12	42.95	43.10	23,952	+0.02(+0.05%)
Jan 15, 2013	43.07	43.07	43.01	43.07	17,516	+0.06(+0.14%)
Jan 14, 2013	43.00	43.02	42.93	43.01	37,859	+0.02(+0.05%)
Jan 11, 2013	42.95	43.00	42.77	42.99	29,264	+0.03(+0.06%)
Jan 10, 2013	42.85	42.98	42.85	42.96	23,650	+0.03(+0.07%)
Jan 09, 2013	42.83	42.93	42.83	42.93	15,407	+0.10(+0.23%)
Jan 08, 2013	42.77	42.83	42.68	42.83	31,715	+0.15(+0.35%)
Jan 07, 2013	42.63	42.72	42.63	42.68	29,259	+0.07(+0.16%)
Jan 04, 2013	42.65	42.66	42.54	42.62	132,789	-0.05(-0.12%)
Jan 03, 2013	42.49	42.69	42.46	42.66	88,264	+0.10(+0.23%)
Jan 02, 2013	42.55	42.67	42.51	42.57	71,820	+0.06(+0.14%)
Dec 31, 2012	42.42	42.65	42.42	42.51	65,277	-0.10(-0.24%)
Dec 28, 2012	42.54	42.62	42.41	42.61	79,582	+0.15(+0.35%)
Dec 27, 2012	42.48	42.50	42.40	42.46	45,960	-0.01(-0.02%)
Dec 26, 2012	42.62	42.62	42.39	42.47	22,438	-0.03(-0.07%)
Dec 24, 2012	42.40	42.50	42.38	42.50	25,632	+0.09(+0.22%)
Dec 21, 2012	42.39	42.59	42.39	42.40	19,955	+0.05(+0.12%)
Dec 20, 2012	42.37	42.55	42.25	42.35	23,828	+0.14(+0.33%)
Dec 19, 2012	42.46	42.63	42.21	42.21	43,198	-0.05(-0.13%)
Dec 18, 2012	42.74	42.74	42.09	42.27	62,704	-0.22(-0.52%)
Dec 17, 2012	42.69	42.89	42.43	42.49	20,116	-0.41(-0.95%)
Dec 14, 2012	43.10	43.12	42.72	42.89	8,385	-0.00(-0.01%)
Dec 13, 2012	43.12	43.20	42.90	42.90	8,109	-0.06(-0.15%)
Dec 12, 2012	43.35	43.35	42.96	42.96	46,379	-0.39(-0.90%)
Dec 11, 2012	43.51	43.51	43.24	43.35	21,109	-0.11(-0.26%)
Dec 10, 2012	43.49	43.53	43.46	43.47	12,813	-0.02(-0.04%)
Dec 07, 2012	43.52	43.52	43.25	43.49	22,322	-0.02(-0.03%)
Dec 06, 2012	43.54	43.54	43.49	43.50	10,881	-0.02(-0.05%)
Dec 05, 2012	43.60	43.60	43.34	43.52	9,708	-0.02(-0.04%)

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