Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	55.42	55.69	55.12	55.27	61,761	+0.39(+0.70%)
Feb 25, 2011	54.52	54.90	54.52	54.89	47,100	+0.87(+1.61%)
Feb 24, 2011	54.24	54.32	53.71	54.02	100,623	-0.11(-0.20%)
Feb 23, 2011	54.30	54.41	53.77	54.13	63,326	+0.01(+0.02%)
Feb 22, 2011	54.56	54.88	54.00	54.12	153,319	-1.40(-2.53%)
Feb 18, 2011	55.34	55.54	55.22	55.52	60,833	+0.14(+0.26%)
Feb 17, 2011	55.05	55.48	54.99	55.37	81,241	+0.16(+0.29%)
Feb 16, 2011	54.84	55.26	54.75	55.22	78,329	+0.48(+0.87%)
Feb 15, 2011	54.92	54.94	54.67	54.74	79,412	-0.31(-0.56%)
Feb 14, 2011	54.81	55.08	54.71	55.05	90,598	+0.18(+0.34%)
Feb 11, 2011	54.32	54.89	54.18	54.86	64,945	+0.22(+0.40%)
Feb 10, 2011	54.25	54.66	54.12	54.64	106,851	-0.35(-0.64%)
Feb 09, 2011	54.94	55.09	54.74	54.99	84,734	-0.32(-0.57%)
Feb 08, 2011	54.94	55.31	54.76	55.31	104,575	+0.39(+0.72%)
Feb 07, 2011	54.70	54.94	54.62	54.91	100,698	+0.21(+0.38%)
Feb 04, 2011	54.60	54.71	54.30	54.70	97,706	-0.06(-0.11%)
Feb 03, 2011	54.50	54.77	54.15	54.77	79,795	+0.06(+0.11%)
Feb 02, 2011	54.63	54.81	54.50	54.70	264,910	+0.06(+0.11%)
Feb 01, 2011	54.19	54.77	54.10	54.64	87,220	+1.08(+2.01%)
Jan 31, 2011	53.41	53.70	53.31	53.56	174,710	+0.59(+1.11%)
Jan 28, 2011	53.97	54.08	52.95	52.98	238,990	-1.36(-2.50%)
Jan 27, 2011	54.24	54.37	54.06	54.34	81,492	+0.10(+0.18%)
Jan 26, 2011	54.10	54.35	54.03	54.24	214,172	+0.46(+0.86%)
Jan 25, 2011	53.57	53.80	53.34	53.78	117,825	-0.07(-0.13%)
Jan 24, 2011	53.26	53.85	53.22	53.85	122,065	+0.53(+0.99%)
Jan 21, 2011	53.54	53.54	53.20	53.32	67,597	+0.07(+0.13%)
Jan 20, 2011	53.28	53.37	52.79	53.25	155,666	-0.70(-1.30%)
Jan 19, 2011	54.53	54.53	53.80	53.95	97,133	-0.37(-0.67%)
Jan 18, 2011	54.35	54.46	54.19	54.32	306,447	+0.18(+0.34%)
Jan 14, 2011	53.57	54.16	53.57	54.13	182,061	+0.27(+0.50%)
Jan 13, 2011	54.07	54.17	53.78	53.86	170,742	+0.04(+0.07%)
Jan 12, 2011	53.45	53.90	53.35	53.83	416,583	+0.86(+1.62%)
Jan 11, 2011	53.04	53.11	52.81	52.97	266,884	+0.33(+0.63%)
Jan 10, 2011	52.32	52.67	52.11	52.64	160,164	-0.03(-0.07%)
Jan 07, 2011	52.86	53.00	52.43	52.67	310,583	-0.16(-0.30%)
Jan 06, 2011	53.47	53.47	52.64	52.83	643,009	-0.54(-1.02%)
Jan 05, 2011	52.85	53.38	52.85	53.37	81,746	-0.34(-0.64%)
Jan 04, 2011	54.13	54.13	53.40	53.71	172,451	-0.20(-0.37%)
Jan 03, 2011	53.79	54.08	53.77	53.92	177,704	+0.40(+0.74%)
Dec 31, 2010	53.00	53.76	52.99	53.52	164,751	+0.25(+0.47%)
Dec 30, 2010	53.37	53.42	53.02	53.27	224,315	-0.19(-0.36%)
Dec 29, 2010	53.23	53.59	53.23	53.46	63,698	+0.47(+0.89%)
Dec 28, 2010	53.30	53.30	52.89	52.99	156,960	+0.01(+0.02%)
Dec 27, 2010	52.65	52.99	52.65	52.98	55,070	-0.01(-0.02%)
Dec 23, 2010	52.93	53.06	52.87	52.99	67,351	-0.07(-0.13%)
Dec 22, 2010	53.00	53.06	52.86	53.06	92,269	+0.22(+0.41%)
Dec 21, 2010	52.97	52.99	52.75	52.84	491,624	+0.38(+0.72%)
Dec 20, 2010	52.64	52.64	52.28	52.46	179,819	+0.00(+0.00%)
Dec 17, 2010	52.36	52.47	52.13	52.46	146,552	-0.23(-0.43%)
Dec 16, 2010	52.30	52.70	52.20	52.69	77,880	+0.37(+0.70%)
Dec 15, 2010	52.69	52.83	52.14	52.32	187,635	-0.74(-1.39%)
Dec 14, 2010	52.99	53.33	52.86	53.06	134,931	+0.17(+0.31%)
Dec 13, 2010	52.80	53.20	52.69	52.90	191,982	+0.55(+1.05%)
Dec 10, 2010	52.16	52.39	51.98	52.35	95,619	+0.18(+0.35%)
Dec 09, 2010	52.13	52.26	51.81	52.17	1,191,037	-0.03(-0.05%)
Dec 08, 2010	52.15	52.32	51.87	52.19	78,491	+0.07(+0.13%)
Dec 07, 2010	52.81	52.81	52.10	52.12	95,171	+0.05(+0.10%)
Dec 06, 2010	51.96	52.17	51.77	52.07	185,528	-0.25(-0.48%)
Dec 03, 2010	51.80	52.35	51.80	52.32	58,758	+0.55(+1.06%)
Dec 02, 2010	50.76	51.79	50.71	51.77	137,558	+1.05(+2.08%)

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