Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	53.39	53.55	53.32	53.55	2,173,902	+0.21(+0.39%)
Feb 25, 2011	53.25	53.37	53.18	53.34	3,596,879	+0.23(+0.43%)
Feb 24, 2011	53.17	53.23	53.08	53.11	1,876,257	-0.00(-0.00%)
Feb 23, 2011	53.16	53.26	52.96	53.12	2,272,931	+0.05(+0.10%)
Feb 22, 2011	53.35	53.39	53.05	53.06	2,467,157	-0.41(-0.76%)
Feb 18, 2011	53.39	53.47	53.37	53.47	971,978	+0.18(+0.35%)
Feb 17, 2011	53.27	53.37	53.27	53.29	1,517,337	+0.01(+0.01%)
Feb 16, 2011	53.27	53.35	53.23	53.28	1,513,252	+0.09(+0.16%)
Feb 15, 2011	53.16	53.27	53.16	53.20	1,129,276	-0.05(-0.10%)
Feb 14, 2011	53.20	53.27	53.17	53.25	1,133,156	+0.09(+0.17%)
Feb 11, 2011	53.05	53.16	52.97	53.16	1,797,485	+0.12(+0.22%)
Feb 10, 2011	52.96	53.16	52.94	53.04	1,579,459	+0.07(+0.12%)
Feb 09, 2011	53.30	53.31	52.96	52.97	3,276,252	-0.33(-0.62%)
Feb 08, 2011	53.35	53.41	53.22	53.30	4,821,354	-0.11(-0.20%)
Feb 07, 2011	53.26	53.41	53.18	53.41	3,833,948	+0.17(+0.32%)
Feb 04, 2011	53.05	53.25	53.00	53.23	2,886,733	+0.20(+0.37%)
Feb 03, 2011	52.93	53.04	52.87	53.04	2,588,261	+0.09(+0.17%)
Feb 02, 2011	53.01	53.04	52.95	52.95	1,593,142	-0.01(-0.02%)
Feb 01, 2011	52.91	53.00	52.87	52.96	1,562,722	+0.12(+0.23%)
Jan 31, 2011	52.64	52.85	52.62	52.84	2,574,860	+0.34(+0.65%)
Jan 28, 2011	52.83	52.84	52.50	52.50	3,063,868	-0.29(-0.54%)
Jan 27, 2011	52.84	52.84	52.69	52.79	1,418,315	+0.03(+0.05%)
Jan 26, 2011	52.69	52.80	52.66	52.76	2,477,344	+0.16(+0.30%)
Jan 25, 2011	52.60	52.69	52.51	52.60	2,209,859	+0.00(+0.00%)
Jan 24, 2011	52.53	52.64	52.53	52.60	1,207,465	+0.12(+0.22%)
Jan 21, 2011	52.45	52.55	52.41	52.49	2,117,752	+0.09(+0.17%)
Jan 20, 2011	52.39	52.41	52.20	52.39	1,936,738	+0.01(+0.03%)
Jan 19, 2011	52.43	52.47	52.30	52.38	2,646,631	-0.08(-0.15%)
Jan 18, 2011	52.46	52.51	52.37	52.46	1,299,764	+0.03(+0.05%)
Jan 14, 2011	52.33	52.43	52.26	52.43	1,339,611	+0.17(+0.32%)
Jan 13, 2011	52.30	52.37	52.26	52.26	1,326,314	-0.05(-0.10%)
Jan 12, 2011	52.39	52.39	52.25	52.32	1,951,786	+0.01(+0.03%)
Jan 11, 2011	52.26	52.32	52.20	52.30	1,719,586	+0.16(+0.30%)
Jan 10, 2011	52.16	52.20	52.06	52.15	1,683,185	-0.05(-0.10%)
Jan 07, 2011	52.38	52.43	52.13	52.20	1,709,529	-0.26(-0.50%)
Jan 06, 2011	52.46	52.46	52.25	52.46	2,705,533	+0.03(+0.05%)
Jan 05, 2011	52.13	52.43	52.11	52.43	4,295,445	+0.25(+0.48%)
Jan 04, 2011	52.15	52.23	52.00	52.19	2,760,355	+0.16(+0.30%)
Jan 03, 2011	52.03	52.13	51.81	52.03	3,112,566	+0.21(+0.40%)
Dec 31, 2010	51.78	51.87	51.68	51.82	755,991	+0.09(+0.18%)
Dec 30, 2010	51.65	51.74	51.64	51.73	1,140,493	+0.01(+0.03%)
Dec 29, 2010	51.66	51.74	51.57	51.72	2,316,955	+0.27(+0.52%)
Dec 28, 2010	51.66	51.69	51.45	51.45	1,566,058	-0.18(-0.35%)
Dec 27, 2010	51.49	51.66	51.47	51.63	1,464,927	+0.09(+0.17%)
Dec 23, 2010	51.40	51.57	51.35	51.54	1,094,080	+0.23(+0.45%)
Dec 22, 2010	51.38	51.41	51.31	51.31	1,763,738	-0.08(-0.15%)
Dec 21, 2010	51.40	51.45	51.32	51.38	1,965,689	+0.06(+0.12%)
Dec 20, 2010	51.24	51.37	51.17	51.32	1,840,029	+0.09(+0.17%)
Dec 17, 2010	51.03	51.23	50.96	51.23	1,780,940	+0.27(+0.53%)
Dec 16, 2010	50.76	51.00	50.75	50.96	1,084,042	+0.18(+0.35%)
Dec 15, 2010	51.01	51.04	50.76	50.78	1,413,713	-0.26(-0.50%)
Dec 14, 2010	50.92	51.04	50.82	51.04	1,928,074	+0.26(+0.50%)
Dec 13, 2010	51.03	51.08	50.78	50.78	2,601,474	-0.18(-0.35%)
Dec 10, 2010	51.13	51.15	50.96	50.96	2,042,470	-0.08(-0.15%)
Dec 09, 2010	51.22	51.22	51.04	51.04	2,095,126	-0.22(-0.42%)
Dec 08, 2010	51.24	51.26	51.05	51.26	3,268,807	+0.10(+0.20%)
Dec 07, 2010	51.27	51.27	51.10	51.15	1,937,080	+0.17(+0.33%)
Dec 06, 2010	51.01	51.05	50.90	50.98	2,597,982	-0.09(-0.18%)
Dec 03, 2010	50.71	51.08	50.71	51.08	3,615,564	+0.26(+0.50%)
Dec 02, 2010	50.86	50.91	50.72	50.82	2,077,358	+0.00(+0.00%)

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