Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	53.39	53.55	53.32	53.55	2,173,988	+0.21(+0.39%)
Feb 25, 2011	53.25	53.36	53.18	53.34	3,597,022	+0.23(+0.43%)
Feb 24, 2011	53.17	53.23	53.08	53.11	1,876,331	-0.00(-0.00%)
Feb 23, 2011	53.15	53.26	52.96	53.11	2,273,022	+0.05(+0.10%)
Feb 22, 2011	53.35	53.39	53.05	53.06	2,467,255	-0.41(-0.76%)
Feb 18, 2011	53.39	53.47	53.36	53.47	972,016	+0.18(+0.34%)
Feb 17, 2011	53.27	53.36	53.27	53.29	1,517,397	+0.01(+0.01%)
Feb 16, 2011	53.27	53.35	53.23	53.28	1,513,312	+0.09(+0.16%)
Feb 15, 2011	53.15	53.27	53.15	53.19	1,129,321	-0.05(-0.10%)
Feb 14, 2011	53.19	53.27	53.17	53.25	1,133,201	+0.09(+0.17%)
Feb 11, 2011	53.05	53.15	52.97	53.15	1,797,556	+0.12(+0.22%)
Feb 10, 2011	52.96	53.15	52.94	53.04	1,579,522	+0.07(+0.12%)
Feb 09, 2011	53.30	53.31	52.96	52.97	3,276,383	-0.33(-0.62%)
Feb 08, 2011	53.35	53.40	53.22	53.30	4,821,546	-0.11(-0.20%)
Feb 07, 2011	53.26	53.40	53.18	53.40	3,834,101	+0.17(+0.32%)
Feb 04, 2011	53.05	53.25	53.00	53.23	2,886,848	+0.20(+0.37%)
Feb 03, 2011	52.93	53.04	52.87	53.04	2,588,364	+0.09(+0.17%)
Feb 02, 2011	53.01	53.04	52.94	52.94	1,593,206	-0.01(-0.02%)
Feb 01, 2011	52.90	53.00	52.87	52.96	1,562,785	+0.12(+0.23%)
Jan 31, 2011	52.64	52.85	52.61	52.84	2,574,963	+0.34(+0.65%)
Jan 28, 2011	52.82	52.84	52.50	52.50	3,063,991	-0.29(-0.54%)
Jan 27, 2011	52.84	52.84	52.69	52.78	1,418,371	+0.03(+0.05%)
Jan 26, 2011	52.69	52.80	52.65	52.76	2,477,443	+0.16(+0.30%)
Jan 25, 2011	52.60	52.69	52.51	52.60	2,209,947	+0.00(+0.00%)
Jan 24, 2011	52.52	52.64	52.52	52.60	1,207,514	+0.12(+0.22%)
Jan 21, 2011	52.44	52.55	52.41	52.48	2,117,837	+0.09(+0.17%)
Jan 20, 2011	52.39	52.41	52.20	52.39	1,936,815	+0.01(+0.03%)
Jan 19, 2011	52.43	52.47	52.30	52.38	2,646,737	-0.08(-0.15%)
Jan 18, 2011	52.46	52.51	52.37	52.46	1,299,816	+0.03(+0.05%)
Jan 14, 2011	52.33	52.43	52.26	52.43	1,339,665	+0.17(+0.32%)
Jan 13, 2011	52.30	52.37	52.26	52.26	1,326,367	-0.05(-0.10%)
Jan 12, 2011	52.39	52.39	52.25	52.31	1,951,864	+0.01(+0.03%)
Jan 11, 2011	52.26	52.31	52.20	52.30	1,719,654	+0.16(+0.30%)
Jan 10, 2011	52.16	52.20	52.05	52.14	1,683,252	-0.05(-0.10%)
Jan 07, 2011	52.38	52.43	52.13	52.20	1,709,598	-0.26(-0.50%)
Jan 06, 2011	52.46	52.46	52.25	52.46	2,705,641	+0.03(+0.05%)
Jan 05, 2011	52.13	52.43	52.11	52.43	4,295,617	+0.25(+0.48%)
Jan 04, 2011	52.14	52.22	52.00	52.18	2,760,465	+0.16(+0.30%)
Jan 03, 2011	52.03	52.13	51.81	52.03	3,112,691	+0.21(+0.40%)
Dec 31, 2010	51.78	51.87	51.67	51.82	756,021	+0.09(+0.18%)
Dec 30, 2010	51.65	51.74	51.64	51.73	1,140,539	+0.01(+0.03%)
Dec 29, 2010	51.66	51.74	51.57	51.71	2,317,048	+0.27(+0.52%)
Dec 28, 2010	51.66	51.69	51.45	51.45	1,566,121	-0.18(-0.35%)
Dec 27, 2010	51.48	51.66	51.47	51.62	1,464,986	+0.09(+0.17%)
Dec 23, 2010	51.39	51.57	51.34	51.53	1,094,124	+0.23(+0.45%)
Dec 22, 2010	51.38	51.41	51.30	51.30	1,763,808	-0.08(-0.15%)
Dec 21, 2010	51.39	51.45	51.32	51.38	1,965,768	+0.06(+0.12%)
Dec 20, 2010	51.24	51.37	51.16	51.32	1,840,102	+0.09(+0.17%)
Dec 17, 2010	51.02	51.23	50.96	51.23	1,781,011	+0.27(+0.53%)
Dec 16, 2010	50.76	51.00	50.74	50.96	1,084,085	+0.18(+0.35%)
Dec 15, 2010	51.01	51.04	50.76	50.78	1,413,769	-0.26(-0.50%)
Dec 14, 2010	50.92	51.04	50.82	51.04	1,928,151	+0.26(+0.50%)
Dec 13, 2010	51.02	51.08	50.78	50.78	2,601,578	-0.18(-0.35%)
Dec 10, 2010	51.13	51.14	50.96	50.96	2,042,552	-0.08(-0.15%)
Dec 09, 2010	51.22	51.22	51.04	51.04	2,095,209	-0.22(-0.42%)
Dec 08, 2010	51.24	51.25	51.05	51.25	3,268,937	+0.10(+0.20%)
Dec 07, 2010	51.27	51.27	51.10	51.15	1,937,157	+0.17(+0.33%)
Dec 06, 2010	51.01	51.05	50.90	50.98	2,598,085	-0.09(-0.18%)
Dec 03, 2010	50.71	51.08	50.71	51.08	3,615,708	+0.26(+0.50%)
Dec 02, 2010	50.86	50.91	50.72	50.82	2,077,441	+0.00(+0.00%)

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