Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	69.02	69.63	68.75	69.28	1,078,115	+0.62(+0.90%)
Feb 25, 2011	67.89	69.05	67.89	68.66	631,452	+0.78(+1.15%)
Feb 24, 2011	67.26	68.76	67.01	67.88	862,291	+0.79(+1.18%)
Feb 23, 2011	68.28	68.44	66.96	67.09	953,863	-1.36(-1.99%)
Feb 22, 2011	68.39	69.24	66.49	68.45	1,510,088	-1.55(-2.21%)
Feb 18, 2011	70.59	70.72	69.80	70.00	1,270,611	-0.57(-0.81%)
Feb 17, 2011	70.62	70.92	70.22	70.57	472,492	-0.34(-0.48%)
Feb 16, 2011	70.85	71.33	70.56	70.91	735,791	+0.16(+0.23%)
Feb 15, 2011	71.27	71.75	70.70	70.75	979,574	-0.61(-0.85%)
Feb 14, 2011	69.30	71.47	69.30	71.36	980,430	+2.25(+3.26%)
Feb 11, 2011	68.81	69.36	68.35	69.11	587,474	+0.10(+0.14%)
Feb 10, 2011	68.22	69.28	68.12	69.01	571,804	+0.55(+0.80%)
Feb 09, 2011	68.36	68.87	68.02	68.46	540,406	+0.10(+0.15%)
Feb 08, 2011	67.69	68.53	67.61	68.36	739,162	+0.55(+0.81%)
Feb 07, 2011	67.54	67.99	67.16	67.81	1,382,967	+0.41(+0.61%)
Feb 04, 2011	68.10	68.10	67.39	67.40	869,305	-0.58(-0.85%)
Feb 03, 2011	67.07	68.31	66.80	67.98	943,199	+0.78(+1.16%)
Feb 02, 2011	66.33	67.54	66.33	67.20	1,282,923	+0.30(+0.45%)
Feb 01, 2011	67.90	68.06	66.27	66.90	2,644,703	-0.67(-0.99%)
Jan 31, 2011	68.68	69.04	67.37	67.57	1,365,135	-1.10(-1.60%)
Jan 28, 2011	68.61	70.34	68.31	68.67	1,749,312	-0.03(-0.04%)
Jan 27, 2011	68.68	70.93	67.76	68.70	2,850,853	-3.26(-4.53%)
Jan 26, 2011	71.57	72.19	71.16	71.96	764,347	+0.65(+0.91%)
Jan 25, 2011	71.11	71.48	70.57	71.31	529,953	-0.04(-0.06%)
Jan 24, 2011	71.35	71.68	70.78	71.35	589,951	-0.06(-0.08%)
Jan 21, 2011	71.06	72.13	70.91	71.41	925,596	+0.81(+1.15%)
Jan 20, 2011	70.56	71.06	69.87	70.60	622,795	-0.24(-0.34%)
Jan 19, 2011	71.78	71.96	70.49	70.84	556,978	-0.89(-1.24%)
Jan 18, 2011	70.35	71.84	70.35	71.73	1,081,624	+1.26(+1.79%)
Jan 14, 2011	69.88	70.48	69.67	70.47	670,136	+0.49(+0.70%)
Jan 13, 2011	69.55	70.00	69.49	69.98	727,719	+0.40(+0.57%)
Jan 12, 2011	69.67	69.83	69.08	69.58	630,302	+0.12(+0.17%)
Jan 11, 2011	68.83	69.53	68.78	69.46	633,268	+0.79(+1.15%)
Jan 10, 2011	67.99	68.76	67.42	68.67	658,301	+0.11(+0.16%)
Jan 07, 2011	68.83	69.26	68.04	68.56	817,456	-0.44(-0.64%)
Jan 06, 2011	69.45	69.57	68.83	69.00	579,931	-0.59(-0.85%)
Jan 05, 2011	69.14	69.78	69.00	69.59	663,352	+0.13(+0.19%)
Jan 04, 2011	69.80	69.90	69.11	69.46	1,318,763	-0.33(-0.47%)
Jan 03, 2011	69.79	70.35	69.60	69.79	1,169,409	+0.51(+0.74%)
Dec 31, 2010	69.85	69.96	69.28	69.28	741,183	-0.75(-1.07%)
Dec 30, 2010	70.26	70.26	69.47	70.03	578,731	+0.44(+0.63%)
Dec 29, 2010	70.58	70.69	69.33	69.59	949,140	-0.97(-1.37%)
Dec 28, 2010	70.66	70.77	70.25	70.56	495,534	-0.08(-0.11%)
Dec 27, 2010	70.66	70.66	70.00	70.64	739,948	-0.05(-0.07%)
Dec 23, 2010	70.64	70.92	70.33	70.69	676,006	+0.09(+0.13%)
Dec 22, 2010	70.34	70.77	70.17	70.60	574,916	+0.44(+0.63%)
Dec 21, 2010	70.77	70.97	70.14	70.16	850,458	-0.29(-0.41%)
Dec 20, 2010	70.50	70.84	70.15	70.45	825,103	+0.08(+0.11%)
Dec 17, 2010	69.52	70.47	69.52	70.37	1,623,398	+0.64(+0.92%)
Dec 16, 2010	68.33	69.89	68.07	69.73	1,249,401	+1.39(+2.03%)
Dec 15, 2010	67.90	68.45	67.90	68.34	869,006	-0.03(-0.04%)
Dec 14, 2010	67.61	68.98	67.61	68.37	748,938	+0.75(+1.11%)
Dec 13, 2010	67.93	68.45	67.57	67.62	847,234	-0.11(-0.16%)
Dec 10, 2010	67.51	67.90	67.38	67.73	638,173	+0.51(+0.76%)
Dec 09, 2010	68.41	69.61	66.38	67.22	1,515,202	-0.15(-0.22%)
Dec 08, 2010	66.62	67.55	66.40	67.37	1,216,527	-0.26(-0.38%)
Dec 07, 2010	69.21	69.25	67.55	67.63	1,650,136	-1.24(-1.80%)
Dec 06, 2010	69.10	69.39	68.66	68.87	1,520,972	-0.36(-0.52%)
Dec 03, 2010	68.35	69.45	68.24	69.23	1,173,020	+0.63(+0.92%)
Dec 02, 2010	67.57	68.87	67.48	68.60	894,058	+0.88(+1.30%)

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