Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	83.58	84.20	83.31	83.54	3,209,772	+0.17(+0.20%)
Feb 25, 2011	83.33	83.55	82.90	83.37	2,607,218	+0.65(+0.79%)
Feb 24, 2011	82.62	83.38	81.81	82.72	3,532,190	-0.07(-0.08%)
Feb 23, 2011	83.76	84.25	82.25	82.79	5,166,902	-0.77(-0.92%)
Feb 22, 2011	84.54	84.69	83.18	83.56	4,174,095	-1.45(-1.71%)
Feb 18, 2011	84.74	85.03	84.58	85.01	3,808,921	+0.47(+0.56%)
Feb 17, 2011	84.67	85.00	84.25	84.54	3,317,701	-0.52(-0.61%)
Feb 16, 2011	84.86	85.12	84.41	85.06	2,999,431	+0.13(+0.15%)
Feb 15, 2011	85.11	85.11	84.49	84.93	2,818,032	-0.28(-0.33%)
Feb 14, 2011	85.07	85.44	84.90	85.21	2,787,506	+0.01(+0.01%)
Feb 11, 2011	84.64	85.46	84.46	85.20	2,975,370	+0.48(+0.57%)
Feb 10, 2011	84.37	85.15	84.34	84.72	4,426,406	+0.74(+0.88%)
Feb 09, 2011	83.88	84.00	83.22	83.98	3,089,397	+0.10(+0.12%)
Feb 08, 2011	83.11	83.94	83.10	83.88	2,576,476	+0.22(+0.26%)
Feb 07, 2011	82.85	83.82	82.73	83.66	3,573,199	+1.14(+1.38%)
Feb 04, 2011	82.33	82.60	82.01	82.52	2,834,362	+0.54(+0.66%)
Feb 03, 2011	82.16	82.31	81.58	81.98	2,277,814	-0.18(-0.22%)
Feb 02, 2011	81.84	82.54	81.68	82.16	2,758,865	+0.33(+0.40%)
Feb 01, 2011	81.63	82.06	81.43	81.83	3,524,691	+0.53(+0.65%)
Jan 31, 2011	81.80	81.99	80.66	81.30	4,292,597	-0.13(-0.16%)
Jan 28, 2011	82.87	83.08	80.71	81.43	4,524,142	-1.16(-1.40%)
Jan 27, 2011	81.94	82.99	81.80	82.59	4,449,930	+1.18(+1.45%)
Jan 26, 2011	81.68	81.95	80.76	81.41	5,314,122	-0.32(-0.39%)
Jan 25, 2011	81.46	81.73	80.88	81.73	4,495,290	+0.21(+0.26%)
Jan 24, 2011	80.26	81.54	80.26	81.52	4,742,375	+1.32(+1.65%)
Jan 21, 2011	79.90	80.50	79.76	80.20	4,620,271	+0.65(+0.82%)
Jan 20, 2011	79.62	79.91	78.98	79.55	3,942,452	-0.36(-0.45%)
Jan 19, 2011	79.67	80.00	79.17	79.91	4,114,511	+0.34(+0.43%)
Jan 18, 2011	79.28	79.75	79.19	79.57	3,794,700	+0.49(+0.62%)
Jan 14, 2011	79.20	79.31	78.69	79.08	4,632,643	-0.42(-0.53%)
Jan 13, 2011	79.49	79.76	79.15	79.50	2,694,405	+0.07(+0.09%)
Jan 12, 2011	79.57	79.90	79.24	79.43	3,242,125	+0.51(+0.65%)
Jan 11, 2011	78.60	79.18	78.47	78.92	3,475,012	+0.46(+0.59%)
Jan 10, 2011	78.27	78.69	77.81	78.46	3,301,579	-0.62(-0.78%)
Jan 07, 2011	79.14	79.69	78.63	79.08	2,772,109	-0.06(-0.07%)
Jan 06, 2011	79.41	79.75	79.04	79.14	3,486,345	-0.09(-0.12%)
Jan 05, 2011	78.59	79.56	78.59	79.23	2,820,689	+0.11(+0.14%)
Jan 04, 2011	78.59	79.48	78.40	79.12	3,658,989	+0.13(+0.16%)
Jan 03, 2011	79.19	79.42	78.96	78.99	3,059,709	+0.27(+0.34%)
Dec 31, 2010	78.80	78.82	78.25	78.72	1,782,248	-0.13(-0.16%)
Dec 30, 2010	78.92	79.12	78.61	78.85	1,504,311	-0.25(-0.32%)
Dec 29, 2010	79.46	79.67	79.09	79.10	1,559,370	-0.19(-0.24%)
Dec 28, 2010	79.57	79.57	79.04	79.29	2,066,986	+0.02(+0.03%)
Dec 27, 2010	79.37	79.40	78.98	79.27	1,388,783	-0.23(-0.29%)
Dec 23, 2010	79.49	79.60	79.20	79.50	1,862,679	-0.02(-0.03%)
Dec 22, 2010	79.38	79.70	79.07	79.52	2,123,578	+0.17(+0.21%)
Dec 21, 2010	79.03	79.47	78.56	79.35	2,835,574	+0.45(+0.57%)
Dec 20, 2010	79.38	79.50	78.79	78.90	2,789,283	+0.10(+0.13%)
Dec 17, 2010	78.83	79.08	78.38	78.80	5,391,211	-0.22(-0.28%)
Dec 16, 2010	78.83	79.25	78.59	79.02	3,049,541	+0.07(+0.09%)
Dec 15, 2010	78.71	79.41	78.58	78.95	3,970,486	+0.10(+0.13%)
Dec 14, 2010	77.82	79.01	77.82	78.85	3,550,095	+0.70(+0.90%)
Dec 13, 2010	78.84	78.84	78.11	78.15	3,756,457	-0.25(-0.32%)
Dec 10, 2010	78.49	78.83	78.07	78.40	3,822,881	+0.77(+0.99%)
Dec 09, 2010	78.14	78.21	77.42	77.63	3,863,176	-0.06(-0.08%)
Dec 08, 2010	78.66	79.02	77.35	77.69	5,383,956	-0.85(-1.08%)
Dec 07, 2010	79.41	79.41	78.37	78.54	4,478,449	+0.13(+0.17%)
Dec 06, 2010	78.58	78.80	78.23	78.41	2,699,012	-0.33(-0.42%)
Dec 03, 2010	78.42	78.81	78.29	78.74	3,229,203	+0.04(+0.05%)
Dec 02, 2010	78.39	79.36	78.10	78.70	4,845,508	+0.44(+0.56%)

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