Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	53.44	53.97	53.13	53.96	23,750	+0.55(+1.03%)
Feb 25, 2011	52.66	53.41	52.56	53.41	33,111	+1.97(+3.83%)
Feb 24, 2011	50.55	51.48	50.10	51.44	77,896	-3.33(-6.08%)
Feb 23, 2011	55.44	56.45	54.01	54.77	87,066	-3.08(-5.32%)
Feb 22, 2011	58.80	59.24	57.82	57.85	58,539	-3.63(-5.90%)
Feb 18, 2011	61.62	61.77	61.39	61.48	8,128	+0.18(+0.29%)
Feb 17, 2011	61.00	61.41	61.00	61.30	20,315	+1.03(+1.71%)
Feb 16, 2011	59.66	60.29	59.56	60.27	16,614	+1.18(+2.00%)
Feb 15, 2011	58.87	59.23	58.14	59.09	28,003	-2.21(-3.61%)
Feb 14, 2011	62.29	62.29	61.10	61.30	48,791	+2.52(+4.29%)
Feb 11, 2011	57.90	58.79	57.90	58.78	12,073	+1.38(+2.40%)
Feb 10, 2011	57.20	57.55	57.00	57.40	23,300	-1.23(-2.10%)
Feb 09, 2011	59.52	60.00	58.60	58.63	81,921	-4.21(-6.70%)
Feb 08, 2011	62.52	63.05	62.23	62.84	18,780	+0.31(+0.50%)
Feb 07, 2011	62.38	62.78	62.38	62.53	14,916	+1.25(+2.04%)
Feb 04, 2011	61.60	61.60	60.44	61.28	14,253	+0.03(+0.05%)
Feb 03, 2011	61.38	61.39	60.75	61.25	13,195	-0.21(-0.34%)
Feb 02, 2011	61.80	61.88	61.27	61.46	5,834	-0.57(-0.92%)
Feb 01, 2011	61.67	62.16	61.67	62.03	23,130	+1.24(+2.04%)
Jan 31, 2011	61.02	61.09	60.60	60.79	15,271	+0.25(+0.41%)
Jan 28, 2011	62.54	62.54	60.54	60.54	30,261	+1.08(+1.82%)
Jan 27, 2011	59.34	59.67	59.07	59.46	18,701	+0.82(+1.40%)
Jan 26, 2011	58.48	58.68	58.00	58.64	25,464	+0.09(+0.15%)
Jan 25, 2011	58.90	58.91	58.19	58.55	19,701	-0.28(-0.48%)
Jan 24, 2011	58.73	58.85	58.33	58.83	22,627	-1.21(-2.02%)
Jan 21, 2011	60.71	61.09	60.04	60.04	19,194	+0.68(+1.15%)
Jan 20, 2011	60.10	60.10	59.02	59.36	26,137	-1.99(-3.24%)
Jan 19, 2011	61.22	62.24	61.22	61.35	30,796	+0.10(+0.16%)
Jan 18, 2011	61.04	61.36	60.69	61.25	37,211	-1.50(-2.39%)
Jan 14, 2011	62.25	62.80	62.21	62.75	27,833	+2.06(+3.39%)
Jan 13, 2011	61.32	61.32	60.56	60.69	24,497	-1.94(-3.10%)
Jan 12, 2011	62.42	62.85	62.35	62.63	34,316	+3.63(+6.15%)
Jan 11, 2011	58.66	59.00	58.50	59.00	22,396	+2.36(+4.17%)
Jan 10, 2011	57.00	57.09	56.38	56.64	49,556	-3.27(-5.46%)
Jan 07, 2011	60.28	60.33	59.36	59.91	39,890	+0.85(+1.44%)
Jan 06, 2011	59.57	59.58	58.88	59.06	38,265	+3.29(+5.90%)
Jan 05, 2011	55.45	56.99	54.82	55.77	44,539	+3.90(+7.52%)
Jan 04, 2011	52.71	52.71	51.69	51.87	37,939	-0.78(-1.48%)
Jan 03, 2011	52.46	52.84	52.46	52.65	50,755	+1.08(+2.09%)
Dec 31, 2010	51.36	51.72	51.36	51.57	12,174	+0.92(+1.82%)
Dec 30, 2010	50.85	51.12	50.65	50.65	18,162	+0.11(+0.22%)
Dec 29, 2010	50.29	50.59	50.29	50.54	16,133	-0.78(-1.52%)
Dec 28, 2010	51.71	51.99	51.32	51.32	6,044	-0.60(-1.16%)
Dec 27, 2010	51.53	52.17	51.53	51.92	9,338	+0.81(+1.58%)
Dec 23, 2010	51.70	51.70	51.11	51.11	5,648	-0.79(-1.52%)
Dec 22, 2010	52.14	52.21	51.84	51.90	9,010	-0.37(-0.71%)
Dec 21, 2010	51.85	52.27	51.61	52.27	15,073	+1.21(+2.37%)
Dec 20, 2010	50.87	51.31	50.87	51.06	21,751	+0.85(+1.69%)
Dec 17, 2010	50.69	50.69	50.21	50.21	58,556	+0.01(+0.02%)
Dec 16, 2010	50.38	50.64	50.08	50.20	15,939	-0.47(-0.93%)
Dec 15, 2010	50.98	51.37	50.67	50.67	12,866	-0.01(-0.02%)
Dec 14, 2010	51.00	51.10	50.56	50.68	23,838	+0.68(+1.36%)
Dec 13, 2010	50.07	50.20	49.61	50.00	14,752	+0.46(+0.93%)
Dec 10, 2010	49.33	49.79	49.11	49.54	18,508	-0.96(-1.90%)
Dec 09, 2010	50.78	50.78	50.20	50.50	6,697	-0.67(-1.31%)
Dec 08, 2010	51.43	51.43	50.90	51.17	15,816	+0.86(+1.71%)
Dec 07, 2010	51.21	51.31	50.31	50.31	4,041	-0.76(-1.49%)
Dec 06, 2010	51.22	51.35	50.58	51.07	12,525	-0.88(-1.69%)
Dec 03, 2010	51.75	51.97	51.40	51.95	9,527	+0.97(+1.90%)
Dec 02, 2010	50.46	50.99	50.20	50.98	13,509	+0.16(+0.31%)

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