Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	50.69	50.86	50.58	50.63	19,281	+0.10(+0.20%)
Feb 25, 2011	50.26	50.53	50.22	50.53	9,105	+0.43(+0.86%)
Feb 24, 2011	50.07	50.37	49.75	50.10	29,691	-0.13(-0.26%)
Feb 23, 2011	50.34	50.55	50.06	50.23	26,796	-0.28(-0.55%)
Feb 22, 2011	50.52	50.94	50.44	50.51	19,623	-0.51(-1.00%)
Feb 18, 2011	51.24	51.24	50.85	51.02	36,663	+0.06(+0.12%)
Feb 17, 2011	50.54	50.98	50.52	50.96	18,333	+0.38(+0.75%)
Feb 16, 2011	50.48	50.66	50.46	50.58	20,370	+0.19(+0.37%)
Feb 15, 2011	50.47	50.49	50.27	50.39	29,007	-0.13(-0.26%)
Feb 14, 2011	50.66	51.36	50.45	50.52	30,208	-0.16(-0.32%)
Feb 11, 2011	50.11	50.75	50.10	50.69	745,034	+0.52(+1.03%)
Feb 10, 2011	50.21	50.29	50.00	50.17	60,277	-0.26(-0.51%)
Feb 09, 2011	50.32	50.52	50.27	50.42	23,305	+0.08(+0.17%)
Feb 08, 2011	50.05	50.35	50.03	50.34	186,532	+0.32(+0.63%)
Feb 07, 2011	49.96	50.18	49.84	50.02	13,043	+0.26(+0.53%)
Feb 04, 2011	49.43	49.77	49.35	49.76	28,643	+0.37(+0.75%)
Feb 03, 2011	49.05	49.45	49.05	49.39	42,086	+0.25(+0.52%)
Feb 02, 2011	49.23	49.28	48.98	49.13	314,429	-0.20(-0.41%)
Feb 01, 2011	49.28	49.48	49.28	49.33	25,971	+0.32(+0.65%)
Jan 31, 2011	49.01	49.20	48.82	49.02	642,707	+0.02(+0.05%)
Jan 28, 2011	49.87	49.92	48.97	48.99	22,130	-0.98(-1.96%)
Jan 27, 2011	50.18	50.18	49.84	49.98	24,895	-0.28(-0.55%)
Jan 26, 2011	50.18	50.36	50.16	50.25	28,191	+0.10(+0.19%)
Jan 25, 2011	50.16	50.16	49.89	50.16	38,635	+0.06(+0.13%)
Jan 24, 2011	49.81	50.10	49.81	50.09	11,905	+0.27(+0.54%)
Jan 21, 2011	50.12	50.18	49.74	49.82	17,086	-0.02(-0.03%)
Jan 20, 2011	49.76	49.97	49.70	49.84	18,986	-0.08(-0.17%)
Jan 19, 2011	50.20	50.37	49.85	49.92	24,956	-0.33(-0.66%)
Jan 18, 2011	50.14	50.44	50.14	50.25	42,694	-0.03(-0.06%)
Jan 14, 2011	50.14	50.30	50.14	50.28	19,650	+0.05(+0.09%)
Jan 13, 2011	50.19	50.32	50.14	50.24	20,740	+0.05(+0.11%)
Jan 12, 2011	49.96	50.21	49.95	50.18	23,467	+0.42(+0.84%)
Jan 11, 2011	50.04	50.04	49.67	49.77	30,998	-0.03(-0.06%)
Jan 10, 2011	49.64	49.84	49.57	49.80	29,628	+0.10(+0.20%)
Jan 07, 2011	50.01	50.01	49.55	49.70	30,370	-0.29(-0.57%)
Jan 06, 2011	50.11	50.17	49.89	49.98	50,580	-0.07(-0.14%)
Jan 05, 2011	49.60	50.08	49.60	50.05	12,564	+0.25(+0.50%)
Jan 04, 2011	50.12	50.19	49.67	49.81	39,836	-0.24(-0.48%)
Jan 03, 2011	50.18	50.18	49.99	50.04	27,577	+0.22(+0.43%)
Dec 31, 2010	49.84	49.97	49.81	49.83	71,718	-0.02(-0.03%)
Dec 30, 2010	49.79	49.94	49.77	49.84	34,949	-0.01(-0.02%)
Dec 29, 2010	50.01	50.01	49.85	49.85	18,466	+0.03(+0.06%)
Dec 28, 2010	50.01	50.01	49.72	49.82	22,341	-0.03(-0.06%)
Dec 27, 2010	49.83	49.99	49.77	49.85	13,847	-0.15(-0.29%)
Dec 23, 2010	50.00	50.14	49.94	50.00	10,756	-0.11(-0.22%)
Dec 22, 2010	50.07	50.11	49.87	50.11	10,230	+0.03(+0.06%)
Dec 21, 2010	50.16	50.26	50.02	50.08	33,648	+0.05(+0.11%)
Dec 20, 2010	50.19	50.19	49.91	50.02	19,918	+0.11(+0.23%)
Dec 17, 2010	49.75	49.95	49.72	49.91	48,706	+0.19(+0.39%)
Dec 16, 2010	49.29	49.72	49.17	49.72	46,219	+0.46(+0.93%)
Dec 15, 2010	49.15	49.39	49.15	49.26	29,661	+0.03(+0.06%)
Dec 14, 2010	49.18	49.36	49.14	49.23	49,039	+0.15(+0.30%)
Dec 13, 2010	49.33	49.33	49.08	49.08	83,938	-0.02(-0.03%)
Dec 10, 2010	49.12	49.17	49.05	49.09	13,282	+0.06(+0.13%)
Dec 09, 2010	49.13	49.13	48.94	49.03	31,695	+0.15(+0.30%)
Dec 08, 2010	48.76	48.89	48.64	48.89	40,055	+0.19(+0.39%)
Dec 07, 2010	49.06	49.06	48.69	48.70	157,533	+0.04(+0.08%)
Dec 06, 2010	48.49	48.72	48.49	48.66	41,805	-0.06(-0.13%)
Dec 03, 2010	48.48	48.76	48.48	48.72	52,754	+0.09(+0.19%)
Dec 02, 2010	48.24	48.64	48.24	48.63	94,980	+0.33(+0.68%)

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