Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	47.66	47.83	47.33	47.78	1,089,378	+0.23(+0.48%)
Feb 25, 2011	46.99	47.55	46.75	47.55	929,976	+0.71(+1.51%)
Feb 24, 2011	46.89	47.05	46.61	46.84	911,324	+0.03(+0.07%)
Feb 23, 2011	46.76	47.27	46.63	46.81	1,385,505	+0.01(+0.03%)
Feb 22, 2011	46.40	46.80	46.18	46.79	1,454,006	+0.06(+0.13%)
Feb 18, 2011	46.95	47.50	46.59	46.73	1,868,416	+0.47(+1.02%)
Feb 17, 2011	44.98	46.48	44.94	46.26	2,739,002	+1.87(+4.22%)
Feb 16, 2011	43.73	44.42	43.73	44.39	1,333,652	+0.72(+1.65%)
Feb 15, 2011	43.53	43.79	43.38	43.66	1,074,530	+0.04(+0.10%)
Feb 14, 2011	43.78	43.82	43.39	43.62	671,034	+0.08(+0.19%)
Feb 11, 2011	43.23	43.71	43.10	43.54	807,444	+0.15(+0.34%)
Feb 10, 2011	43.69	43.89	43.28	43.39	793,929	-0.31(-0.71%)
Feb 09, 2011	43.89	44.03	43.64	43.71	782,410	-0.18(-0.41%)
Feb 08, 2011	43.34	43.97	43.28	43.89	1,153,509	+0.55(+1.27%)
Feb 07, 2011	43.18	43.42	43.09	43.34	1,070,098	+0.30(+0.69%)
Feb 04, 2011	42.84	43.17	42.61	43.04	955,508	+0.13(+0.31%)
Feb 03, 2011	42.23	43.07	42.23	42.91	1,750,064	+0.72(+1.72%)
Feb 02, 2011	42.55	42.76	42.16	42.18	1,041,236	-0.35(-0.83%)
Feb 01, 2011	43.00	43.00	42.47	42.54	882,204	-0.31(-0.72%)
Jan 31, 2011	42.67	42.90	42.45	42.85	1,139,899	+0.22(+0.52%)
Jan 28, 2011	42.65	43.80	42.46	42.63	1,828,742	+0.08(+0.18%)
Jan 27, 2011	43.04	43.12	42.49	42.55	2,055,985	-0.42(-0.98%)
Jan 26, 2011	43.64	43.64	42.85	42.97	1,278,091	-0.53(-1.22%)
Jan 25, 2011	43.79	43.94	43.36	43.50	1,252,478	-0.44(-1.00%)
Jan 24, 2011	43.67	44.11	43.60	43.94	750,721	+0.28(+0.63%)
Jan 21, 2011	43.94	43.94	43.60	43.67	1,012,706	-0.07(-0.16%)
Jan 20, 2011	43.61	43.80	43.58	43.73	1,032,769	+0.16(+0.36%)
Jan 19, 2011	43.97	44.14	43.48	43.58	1,156,572	-0.37(-0.85%)
Jan 18, 2011	43.64	44.18	43.64	43.95	864,364	+0.25(+0.57%)
Jan 14, 2011	44.18	44.18	43.65	43.70	1,288,975	-0.45(-1.01%)
Jan 13, 2011	43.98	44.58	43.93	44.15	1,033,610	-0.09(-0.20%)
Jan 12, 2011	44.21	44.50	44.02	44.24	1,028,902	+0.28(+0.64%)
Jan 11, 2011	43.66	44.06	43.56	43.96	1,076,578	+0.41(+0.93%)
Jan 10, 2011	43.12	43.61	43.08	43.55	1,146,786	+0.30(+0.69%)
Jan 07, 2011	43.25	43.43	43.12	43.25	1,294,375	+0.24(+0.56%)
Jan 06, 2011	43.53	43.53	42.85	43.01	1,563,639	-0.59(-1.34%)
Jan 05, 2011	43.44	43.73	43.44	43.60	1,175,172	-0.03(-0.06%)
Jan 04, 2011	44.30	44.36	43.12	43.62	2,858,753	-1.57(-3.48%)
Jan 03, 2011	45.47	45.48	45.15	45.20	583,587	-0.06(-0.12%)
Dec 31, 2010	45.07	45.44	45.07	45.25	435,528	+0.08(+0.18%)
Dec 30, 2010	45.07	45.35	45.04	45.17	376,143	+0.10(+0.21%)
Dec 29, 2010	45.16	45.35	45.00	45.07	503,222	-0.09(-0.20%)
Dec 28, 2010	45.40	45.69	45.04	45.16	589,387	-0.22(-0.49%)
Dec 27, 2010	45.22	45.47	44.99	45.38	408,601	+0.00(+0.00%)
Dec 23, 2010	44.98	45.44	44.89	45.38	448,733	+0.14(+0.30%)
Dec 22, 2010	45.23	45.49	45.07	45.24	574,189	+0.08(+0.17%)
Dec 21, 2010	45.35	45.49	45.04	45.17	493,438	-0.07(-0.15%)
Dec 20, 2010	45.40	45.42	45.06	45.24	883,854	-0.16(-0.35%)
Dec 17, 2010	45.02	45.45	44.82	45.40	1,666,857	+0.23(+0.50%)
Dec 16, 2010	45.18	45.29	45.04	45.17	785,371	+0.06(+0.12%)
Dec 15, 2010	45.03	45.31	44.83	45.11	824,370	-0.06(-0.12%)
Dec 14, 2010	45.17	45.54	45.02	45.17	817,624	-0.01(-0.03%)
Dec 13, 2010	45.23	45.39	45.07	45.18	613,656	+0.03(+0.08%)
Dec 10, 2010	45.15	45.29	44.98	45.15	939,000	+0.14(+0.31%)
Dec 09, 2010	45.29	45.42	45.00	45.01	880,809	-0.04(-0.09%)
Dec 08, 2010	45.00	45.10	44.88	45.05	832,946	+0.22(+0.49%)
Dec 07, 2010	44.90	45.09	44.68	44.83	951,117	+0.21(+0.46%)
Dec 06, 2010	44.91	44.91	44.55	44.62	834,051	-0.14(-0.32%)
Dec 03, 2010	44.84	45.13	44.55	44.77	869,487	-0.14(-0.31%)
Dec 02, 2010	44.47	45.32	44.27	44.91	1,768,011	+0.55(+1.24%)

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