Date	Open	High	Low	Close	Volume	Change (%)
Mar 31, 2011	56.05	56.64	55.94	56.43	69,089	+0.55(+0.98%)
Mar 30, 2011	55.47	55.98	55.47	55.88	47,396	+0.51(+0.92%)
Mar 29, 2011	55.45	55.45	55.06	55.37	41,351	+0.02(+0.04%)
Mar 28, 2011	55.65	56.18	55.21	55.35	45,540	-0.38(-0.68%)
Mar 25, 2011	55.90	56.04	55.72	55.73	36,951	+0.18(+0.32%)
Mar 24, 2011	55.37	55.70	55.04	55.55	38,212	+0.29(+0.52%)
Mar 23, 2011	55.85	55.85	55.20	55.26	36,372	-0.40(-0.72%)
Mar 22, 2011	55.30	55.84	55.17	55.66	64,275	+0.41(+0.74%)
Mar 21, 2011	54.97	55.25	54.55	55.25	89,953	+1.54(+2.87%)
Mar 18, 2011	55.02	55.14	53.71	53.71	91,902	-1.03(-1.88%)
Mar 17, 2011	54.14	54.74	53.84	54.74	78,189	+1.02(+1.90%)
Mar 16, 2011	53.34	53.84	53.33	53.72	74,130	+0.39(+0.73%)
Mar 15, 2011	53.33	55.61	53.19	53.33	433,599	-2.28(-4.10%)
Mar 14, 2011	55.27	55.70	55.17	55.61	72,281	+0.04(+0.07%)
Mar 11, 2011	55.81	56.44	55.08	55.57	113,031	-0.62(-1.10%)
Mar 10, 2011	57.10	57.10	56.00	56.19	92,923	-1.22(-2.13%)
Mar 09, 2011	57.60	58.10	57.17	57.41	61,667	-0.20(-0.35%)
Mar 08, 2011	57.62	57.94	57.18	57.61	55,055	-0.04(-0.07%)
Mar 07, 2011	57.88	58.49	57.10	57.65	69,928	-0.30(-0.52%)
Mar 04, 2011	57.85	58.49	57.56	57.95	99,995	+0.00(+0.00%)
Mar 03, 2011	57.71	58.37	57.71	57.95	46,833	+0.43(+0.75%)
Mar 02, 2011	57.40	57.75	57.02	57.52	49,238	+0.11(+0.19%)
Mar 01, 2011	57.75	57.94	57.01	57.41	69,765	-0.37(-0.64%)
Feb 28, 2011	57.82	58.16	57.51	57.78	57,625	-0.02(-0.03%)
Feb 25, 2011	57.43	57.86	57.03	57.80	84,061	+1.05(+1.85%)
Feb 24, 2011	56.57	57.15	56.24	56.75	77,851	-0.02(-0.04%)
Feb 23, 2011	57.08	57.41	56.62	56.77	61,245	-0.43(-0.75%)
Feb 22, 2011	57.45	57.75	56.98	57.20	84,891	-0.65(-1.12%)
Feb 18, 2011	58.00	58.19	57.32	57.85	62,158	+0.38(+0.66%)
Feb 17, 2011	57.35	57.84	56.99	57.47	60,575	-0.29(-0.50%)
Feb 16, 2011	57.49	57.86	57.40	57.76	45,863	+0.26(+0.45%)
Feb 15, 2011	57.10	57.50	56.83	57.50	43,856	+0.25(+0.44%)
Feb 14, 2011	56.90	57.25	56.69	57.25	64,503	+0.46(+0.81%)
Feb 11, 2011	56.33	56.79	56.21	56.79	52,381	+0.20(+0.35%)
Feb 10, 2011	56.74	56.98	56.50	56.59	48,525	-0.31(-0.54%)
Feb 09, 2011	57.26	57.26	56.62	56.90	65,478	+0.15(+0.26%)
Feb 08, 2011	57.57	57.73	56.40	56.75	107,467	-0.54(-0.94%)
Feb 07, 2011	57.10	57.53	57.01	57.29	57,385	+0.17(+0.30%)
Feb 04, 2011	57.12	57.46	57.00	57.12	45,008	+0.12(+0.21%)
Feb 03, 2011	57.63	58.00	57.00	57.00	65,791	-0.50(-0.87%)
Feb 02, 2011	57.25	57.62	57.13	57.50	48,844	+0.00(+0.00%)
Feb 01, 2011	57.20	57.57	57.00	57.50	60,128	+0.66(+1.16%)
Jan 31, 2011	56.99	57.96	56.84	56.84	45,798	+0.04(+0.07%)
Jan 28, 2011	58.18	58.25	56.66	56.80	60,446	-1.72(-2.94%)
Jan 27, 2011	58.82	58.99	58.37	58.52	64,119	-0.23(-0.39%)
Jan 26, 2011	58.86	58.86	57.46	58.75	116,163	+0.22(+0.38%)
Jan 25, 2011	58.76	58.99	58.02	58.53	71,092	+0.07(+0.12%)
Jan 24, 2011	57.33	58.59	57.29	58.46	99,394	+0.73(+1.26%)
Jan 21, 2011	57.54	57.87	57.26	57.73	62,109	+0.35(+0.61%)
Jan 20, 2011	57.97	57.97	56.65	57.38	54,479	-0.32(-0.55%)
Jan 19, 2011	58.29	58.33	57.50	57.70	73,896	-0.29(-0.50%)
Jan 18, 2011	57.58	58.22	57.00	57.99	59,863	+0.40(+0.69%)
Jan 14, 2011	57.00	57.99	56.90	57.59	56,684	+0.71(+1.25%)
Jan 13, 2011	56.83	57.22	56.44	56.88	42,596	+0.05(+0.09%)
Jan 12, 2011	56.50	56.86	56.13	56.83	54,471	+0.50(+0.89%)
Jan 11, 2011	56.23	56.43	56.05	56.33	52,471	+0.43(+0.77%)
Jan 10, 2011	55.50	56.00	55.30	55.90	37,757	+0.35(+0.63%)
Jan 07, 2011	55.60	55.71	55.29	55.55	45,306	+0.33(+0.60%)
Jan 06, 2011	55.44	55.93	55.11	55.22	60,064	-0.29(-0.52%)
Jan 05, 2011	54.87	55.59	54.40	55.51	46,653	+0.34(+0.62%)
Jan 04, 2011	56.00	56.00	54.97	55.17	77,309	-0.70(-1.25%)

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