Date	Open	High	Low	Close	Volume	Change (%)
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%)
Jan 03, 2011	56.41	56.69	55.58	55.87	81,999	-0.22(-0.39%)
Dec 31, 2010	56.43	56.51	55.92	56.09	35,551	-0.12(-0.21%)
Dec 30, 2010	56.25	56.39	56.12	56.21	43,595	+0.12(+0.21%)
Dec 29, 2010	55.83	56.16	55.61	56.09	27,280	+0.27(+0.48%)
Dec 28, 2010	55.55	55.87	55.29	55.82	54,296	+0.27(+0.49%)
Dec 27, 2010	57.00	57.00	55.48	55.55	58,182	-0.30(-0.54%)
Dec 23, 2010	56.00	56.15	55.21	55.85	45,784	-0.15(-0.27%)
Dec 22, 2010	55.00	56.02	54.79	56.00	93,987	+1.22(+2.23%)
Dec 21, 2010	54.61	54.78	54.28	54.78	56,633	+0.72(+1.33%)
Dec 20, 2010	54.47	54.66	54.00	54.06	55,494	-0.41(-0.75%)
Dec 17, 2010	54.18	54.99	54.00	54.47	86,617	+0.67(+1.25%)
Dec 16, 2010	54.50	54.72	53.59	53.80	77,784	-0.70(-1.28%)
Dec 15, 2010	55.07	55.12	54.37	54.50	70,483	-0.31(-0.57%)
Dec 14, 2010	54.91	55.10	54.65	54.81	96,108	-0.05(-0.09%)
Dec 13, 2010	54.85	55.49	54.59	54.86	67,722	+0.41(+0.75%)
Dec 10, 2010	54.28	54.69	54.00	54.45	58,394	+0.17(+0.31%)
Dec 09, 2010	54.06	54.38	53.95	54.28	65,337	+0.19(+0.35%)
Dec 08, 2010	54.20	54.38	53.72	54.09	72,526	+0.06(+0.11%)
Dec 07, 2010	53.81	54.36	53.81	54.03	101,464	+0.32(+0.60%)
Dec 06, 2010	53.41	54.25	53.33	53.71	74,199	+0.30(+0.56%)
Dec 03, 2010	53.25	53.45	51.50	53.41	336,061	-0.17(-0.32%)
Dec 02, 2010	54.17	54.50	53.39	53.58	150,433	-0.50(-0.92%)

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