Date	Open	High	Low	Close	Volume	Change (%)
Mar 28, 2013	55.37	55.40	55.17	55.38	88,600	-0.07(-0.12%)
Mar 27, 2013	55.30	55.44	55.04	55.44	21,664	-0.12(-0.21%)
Mar 26, 2013	55.45	55.61	55.22	55.56	42,318	+0.34(+0.62%)
Mar 25, 2013	55.56	55.72	54.96	55.22	63,041	-0.06(-0.11%)
Mar 22, 2013	55.28	55.40	55.04	55.28	31,449	+0.21(+0.38%)
Mar 21, 2013	55.49	55.73	55.06	55.07	72,892	-0.73(-1.30%)
Mar 20, 2013	55.75	55.97	55.67	55.80	64,849	+0.38(+0.69%)
Mar 19, 2013	55.93	56.03	55.15	55.41	66,578	-0.31(-0.56%)
Mar 18, 2013	55.56	55.97	55.44	55.73	49,064	-0.57(-1.01%)
Mar 15, 2013	55.99	56.35	55.81	56.30	67,271	+0.29(+0.52%)
Mar 14, 2013	55.81	56.05	55.81	56.00	42,885	+0.38(+0.69%)
Mar 13, 2013	55.49	55.69	55.31	55.62	26,959	+0.21(+0.38%)
Mar 12, 2013	55.72	55.80	55.26	55.41	67,815	-0.39(-0.70%)
Mar 11, 2013	55.39	55.92	55.25	55.80	94,246	+0.43(+0.78%)
Mar 08, 2013	55.69	55.69	55.00	55.37	92,466	+0.09(+0.17%)
Mar 07, 2013	54.87	55.30	54.82	55.28	71,164	+0.51(+0.93%)
Mar 06, 2013	54.56	54.94	54.45	54.77	111,476	+0.57(+1.04%)
Mar 05, 2013	54.17	54.58	54.16	54.20	35,050	+0.37(+0.69%)
Mar 04, 2013	53.09	53.83	53.04	53.83	32,290	+0.59(+1.11%)
Mar 01, 2013	52.78	53.41	52.41	53.24	56,400	+0.12(+0.22%)
Feb 28, 2013	53.16	53.52	53.02	53.12	78,110	-0.13(-0.24%)
Feb 27, 2013	52.40	53.34	52.34	53.25	40,132	+0.86(+1.64%)
Feb 26, 2013	52.35	52.61	51.92	52.39	79,443	+0.20(+0.38%)
Feb 25, 2013	53.96	53.96	52.19	52.19	36,968	-1.43(-2.66%)
Feb 22, 2013	53.34	53.62	53.23	53.62	24,862	+0.60(+1.13%)
Feb 21, 2013	53.34	53.34	52.84	53.01	44,474	-0.50(-0.94%)
Feb 20, 2013	54.37	54.41	53.49	53.52	82,134	-0.90(-1.66%)
Feb 19, 2013	54.09	54.51	54.09	54.42	42,886	+0.38(+0.71%)
Feb 15, 2013	54.41	54.41	53.87	54.03	42,463	-0.24(-0.45%)
Feb 14, 2013	53.81	54.33	53.81	54.28	42,927	+0.30(+0.56%)
Feb 13, 2013	54.34	54.34	53.86	53.98	31,306	-0.23(-0.42%)
Feb 12, 2013	53.73	54.29	53.73	54.20	62,279	+0.56(+1.04%)
Feb 11, 2013	53.56	53.80	53.40	53.64	102,597	+0.10(+0.19%)
Feb 08, 2013	53.49	53.61	53.40	53.54	56,609	+0.14(+0.27%)
Feb 07, 2013	53.60	53.70	52.97	53.40	107,648	-0.20(-0.37%)
Feb 06, 2013	53.18	53.60	53.12	53.60	49,400	+0.96(+1.82%)
Feb 04, 2013	52.90	53.01	52.61	52.64	59,287	-0.65(-1.22%)
Feb 01, 2013	52.84	53.36	52.81	53.29	58,878	+0.79(+1.51%)
Jan 31, 2013	52.53	52.62	52.33	52.50	68,339	-0.01(-0.02%)
Jan 30, 2013	52.56	52.70	52.36	52.51	89,127	-0.14(-0.27%)
Jan 29, 2013	52.24	52.69	52.24	52.65	677,876	+0.23(+0.45%)
Jan 28, 2013	52.69	52.69	52.21	52.41	61,326	-0.26(-0.50%)
Jan 25, 2013	52.76	52.76	52.40	52.68	45,864	+0.22(+0.42%)
Jan 24, 2013	52.27	52.79	52.27	52.45	38,970	+0.28(+0.54%)
Jan 23, 2013	52.29	52.33	52.03	52.17	191,001	-0.12(-0.22%)
Jan 22, 2013	51.88	52.30	51.81	52.29	319,648	+0.33(+0.63%)
Jan 18, 2013	51.86	51.99	51.59	51.96	36,548	-0.03(-0.05%)
Jan 17, 2013	52.08	52.12	51.82	51.99	140,491	-0.11(-0.21%)
Jan 16, 2013	51.88	52.15	51.73	52.10	65,737	+0.12(+0.22%)
Jan 15, 2013	51.48	52.03	51.47	51.98	38,127	+0.26(+0.50%)
Jan 14, 2013	51.95	51.95	51.45	51.72	39,902	-0.25(-0.48%)
Jan 11, 2013	51.96	51.97	51.59	51.97	49,586	-0.17(-0.32%)
Jan 10, 2013	51.99	52.16	51.63	52.14	133,763	+0.68(+1.31%)
Jan 09, 2013	51.69	52.00	51.32	51.46	55,778	-0.12(-0.23%)
Jan 08, 2013	51.62	51.62	51.27	51.58	38,866	-0.14(-0.27%)
Jan 07, 2013	51.76	51.76	51.40	51.72	75,003	-0.10(-0.19%)
Jan 04, 2013	50.96	51.84	50.95	51.82	80,686	+0.89(+1.74%)
Jan 03, 2013	50.96	51.12	50.84	50.94	53,286	-0.10(-0.20%)

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