Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	83.56	83.65	82.19	82.89	1,151,852	-0.07(-0.09%)
Feb 25, 2011	81.61	82.99	81.44	82.96	1,510,265	+1.83(+2.26%)
Feb 24, 2011	80.58	81.54	80.13	81.13	2,457,010	+0.60(+0.75%)
Feb 23, 2011	82.07	82.28	79.89	80.53	2,175,178	-1.53(-1.87%)
Feb 22, 2011	83.86	83.95	81.96	82.06	2,077,732	-2.39(-2.83%)
Feb 18, 2011	84.67	84.91	84.11	84.45	1,278,094	+0.02(+0.02%)
Feb 17, 2011	83.81	84.69	83.59	84.43	935,989	+0.57(+0.68%)
Feb 16, 2011	83.22	84.00	83.22	83.86	1,372,148	+0.73(+0.88%)
Feb 15, 2011	83.48	83.64	82.93	83.13	1,523,893	-0.61(-0.73%)
Feb 14, 2011	83.36	83.87	83.22	83.75	2,546,083	+0.52(+0.63%)
Feb 11, 2011	82.15	83.22	81.86	83.22	1,944,865	+0.91(+1.11%)
Feb 10, 2011	81.16	82.38	81.11	82.31	1,950,745	+0.53(+0.65%)
Feb 09, 2011	82.00	82.27	81.31	81.78	3,279,039	-0.42(-0.52%)
Feb 08, 2011	81.67	82.20	81.23	82.20	3,885,897	+0.65(+0.80%)
Feb 07, 2011	80.96	82.22	80.84	81.56	2,247,645	+0.80(+0.99%)
Feb 04, 2011	80.31	80.84	80.00	80.75	1,693,005	+0.41(+0.52%)
Feb 03, 2011	79.97	80.63	79.03	80.34	1,882,935	+0.39(+0.48%)
Feb 02, 2011	79.85	80.54	79.82	79.95	1,042,877	-0.05(-0.07%)
Feb 01, 2011	79.00	80.41	78.72	80.00	2,936,586	+1.71(+2.19%)
Jan 31, 2011	77.99	78.79	77.48	78.29	1,805,994	+0.62(+0.80%)
Jan 28, 2011	79.55	79.73	77.51	77.67	3,432,958	-1.86(-2.34%)
Jan 27, 2011	79.41	79.89	78.88	79.53	3,401,120	+0.19(+0.24%)
Jan 26, 2011	77.99	79.55	77.86	79.34	2,895,287	+1.43(+1.84%)
Jan 25, 2011	77.64	77.92	77.07	77.90	4,988,843	-0.27(-0.35%)
Jan 24, 2011	77.65	78.42	77.36	78.17	1,954,777	+0.58(+0.74%)
Jan 21, 2011	78.65	78.75	77.52	77.60	1,985,576	-0.55(-0.71%)
Jan 20, 2011	78.74	78.99	77.67	78.15	2,805,094	-1.14(-1.44%)
Jan 19, 2011	81.34	81.49	79.14	79.29	2,499,613	-2.21(-2.71%)
Jan 18, 2011	81.17	81.50	80.66	81.50	1,896,969	+0.32(+0.39%)
Jan 14, 2011	80.81	81.44	80.54	81.19	1,679,575	+0.35(+0.43%)
Jan 13, 2011	80.83	81.12	80.48	80.83	1,705,817	+0.02(+0.02%)
Jan 12, 2011	80.77	81.02	80.35	80.82	1,824,058	+0.69(+0.87%)
Jan 11, 2011	80.34	80.58	79.78	80.12	2,003,476	+0.21(+0.26%)
Jan 10, 2011	78.96	80.11	78.34	79.91	1,973,047	+0.66(+0.83%)
Jan 07, 2011	79.95	80.14	78.09	79.26	2,442,196	-0.51(-0.64%)
Jan 06, 2011	80.19	80.33	79.41	79.77	2,295,869	-0.29(-0.36%)
Jan 05, 2011	79.00	80.06	78.65	80.06	1,528,639	+1.10(+1.39%)
Jan 04, 2011	80.46	80.46	78.04	78.96	3,633,620	-1.17(-1.46%)
Jan 03, 2011	79.60	80.59	79.39	80.13	2,371,315	+1.33(+1.68%)
Dec 31, 2010	79.33	79.47	78.76	78.81	1,932,329	-0.65(-0.82%)
Dec 30, 2010	79.51	79.85	79.44	79.45	903,591	-0.03(-0.03%)
Dec 29, 2010	79.60	79.67	79.38	79.48	1,695,335	+0.08(+0.10%)
Dec 28, 2010	79.96	79.99	79.26	79.40	1,578,757	-0.37(-0.46%)
Dec 27, 2010	79.31	79.85	79.07	79.77	1,185,688	+0.24(+0.31%)
Dec 23, 2010	79.71	79.92	79.41	79.53	1,223,644	-0.08(-0.10%)
Dec 22, 2010	80.07	80.12	79.52	79.61	802,850	-0.25(-0.31%)
Dec 21, 2010	79.51	79.96	79.41	79.86	1,627,942	+0.71(+0.90%)
Dec 20, 2010	79.17	79.60	78.69	79.15	3,189,309	+0.27(+0.34%)
Dec 17, 2010	78.47	78.98	77.98	78.88	3,268,353	+0.54(+0.69%)
Dec 16, 2010	77.75	78.46	77.36	78.34	1,845,937	+0.72(+0.93%)
Dec 15, 2010	77.63	78.57	77.43	77.62	3,384,702	-0.12(-0.15%)
Dec 14, 2010	78.10	78.20	77.55	77.73	1,335,722	-0.06(-0.08%)
Dec 13, 2010	78.71	78.71	77.77	77.80	1,391,446	-0.48(-0.61%)
Dec 10, 2010	77.59	78.44	77.28	78.27	1,368,877	+0.89(+1.15%)
Dec 09, 2010	77.68	77.68	76.99	77.38	1,887,256	+0.30(+0.38%)
Dec 08, 2010	77.40	77.62	76.92	77.09	2,104,701	-0.02(-0.02%)
Dec 07, 2010	77.72	77.84	76.97	77.11	2,595,136	+0.43(+0.56%)
Dec 06, 2010	76.15	76.92	76.04	76.67	1,937,360	+0.52(+0.68%)
Dec 03, 2010	75.36	76.41	75.28	76.15	755,679	+0.53(+0.70%)
Dec 02, 2010	75.08	75.79	74.88	75.62	2,410,866	+0.69(+0.92%)

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