Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	41.15	41.27	40.91	41.11	29,572,384	+0.37(+0.90%)
Feb 25, 2011	40.53	40.77	40.51	40.74	23,336,818	+0.48(+1.19%)
Feb 24, 2011	40.31	40.42	39.94	40.26	26,487,948	+0.03(+0.08%)
Feb 23, 2011	40.35	40.49	39.99	40.23	28,085,302	+0.04(+0.11%)
Feb 22, 2011	40.49	40.80	40.13	40.18	36,050,876	-1.17(-2.84%)
Feb 18, 2011	41.21	41.39	41.12	41.36	15,199,588	+0.14(+0.34%)
Feb 17, 2011	40.98	41.31	40.96	41.21	23,576,096	+0.14(+0.34%)
Feb 16, 2011	40.74	41.11	40.70	41.07	21,958,154	+0.49(+1.20%)
Feb 15, 2011	40.67	40.71	40.49	40.59	22,002,760	-0.12(-0.30%)
Feb 14, 2011	40.54	40.76	40.50	40.71	14,750,043	+0.08(+0.20%)
Feb 11, 2011	40.25	40.69	40.24	40.63	18,140,036	+0.02(+0.05%)
Feb 10, 2011	40.31	40.62	40.19	40.61	19,750,062	-0.27(-0.65%)
Feb 09, 2011	40.76	40.95	40.65	40.87	25,993,964	-0.12(-0.29%)
Feb 08, 2011	40.77	41.01	40.63	40.99	21,617,372	+0.27(+0.66%)
Feb 07, 2011	40.51	40.78	40.49	40.73	19,786,612	+0.13(+0.31%)
Feb 04, 2011	40.48	40.61	40.23	40.60	18,938,294	-0.01(-0.03%)
Feb 03, 2011	40.41	40.63	40.12	40.61	17,358,396	+0.01(+0.02%)
Feb 02, 2011	40.55	40.72	40.49	40.61	25,548,430	-0.03(-0.08%)
Feb 01, 2011	40.21	40.72	40.15	40.64	38,446,636	+0.94(+2.37%)
Jan 31, 2011	39.68	39.87	39.58	39.70	31,089,084	+0.34(+0.87%)
Jan 28, 2011	40.01	40.13	39.28	39.36	27,316,782	-0.89(-2.22%)
Jan 27, 2011	40.20	40.35	40.03	40.25	17,801,196	+0.09(+0.23%)
Jan 26, 2011	40.09	40.23	39.97	40.16	30,611,496	+0.25(+0.64%)
Jan 25, 2011	39.66	39.91	39.54	39.91	19,948,776	-0.08(-0.20%)
Jan 24, 2011	39.50	39.99	39.50	39.99	20,204,314	+0.42(+1.06%)
Jan 21, 2011	39.69	39.77	39.46	39.56	20,470,094	+0.21(+0.54%)
Jan 20, 2011	39.34	39.50	39.03	39.35	25,765,102	-0.34(-0.86%)
Jan 19, 2011	40.09	40.12	39.58	39.69	29,464,554	-0.27(-0.69%)
Jan 18, 2011	39.88	40.04	39.83	39.97	17,933,046	+0.26(+0.66%)
Jan 14, 2011	39.35	39.75	39.32	39.71	32,766,956	+0.24(+0.61%)
Jan 13, 2011	39.63	39.75	39.40	39.46	24,617,052	+0.11(+0.27%)
Jan 12, 2011	38.97	39.36	38.90	39.36	30,652,540	+0.85(+2.20%)
Jan 11, 2011	38.48	38.58	38.31	38.51	22,480,382	+0.26(+0.68%)
Jan 10, 2011	38.05	38.30	37.88	38.25	18,965,398	-0.07(-0.17%)
Jan 07, 2011	38.53	38.62	38.12	38.32	24,476,694	-0.15(-0.40%)
Jan 06, 2011	38.94	38.97	38.38	38.47	35,369,052	-0.45(-1.15%)
Jan 05, 2011	38.51	38.92	38.50	38.92	19,477,944	-0.17(-0.43%)
Jan 04, 2011	39.37	39.39	38.89	39.08	21,835,126	-0.12(-0.31%)
Jan 03, 2011	39.14	39.32	39.11	39.20	24,324,022	+0.32(+0.82%)
Dec 31, 2010	38.65	39.15	38.64	38.88	42,509,208	+0.23(+0.60%)
Dec 30, 2010	38.76	38.79	38.50	38.65	15,790,745	-0.19(-0.48%)
Dec 29, 2010	38.74	38.93	38.70	38.84	13,842,217	+0.33(+0.87%)
Dec 28, 2010	38.68	38.68	38.42	38.50	14,375,683	+0.03(+0.09%)
Dec 27, 2010	38.32	38.48	38.26	38.47	9,505,573	-0.08(-0.21%)
Dec 23, 2010	38.45	38.58	38.44	38.55	15,577,752	-0.02(-0.05%)
Dec 22, 2010	38.50	38.58	38.44	38.57	13,758,184	+0.07(+0.19%)
Dec 21, 2010	38.50	38.55	38.42	38.50	27,209,480	+0.32(+0.84%)
Dec 20, 2010	38.28	38.28	38.01	38.18	19,172,694	+0.09(+0.23%)
Dec 17, 2010	38.08	38.12	37.89	38.09	25,436,464	-0.21(-0.55%)
Dec 16, 2010	38.11	38.36	37.99	38.30	23,312,696	+0.21(+0.56%)
Dec 15, 2010	38.34	38.50	37.99	38.09	29,223,654	-0.51(-1.32%)
Dec 14, 2010	38.61	38.85	38.52	38.60	24,252,536	+0.06(+0.15%)
Dec 13, 2010	38.44	38.75	38.37	38.54	22,896,638	+0.41(+1.08%)
Dec 10, 2010	38.02	38.17	37.86	38.13	20,278,118	+0.09(+0.23%)
Dec 09, 2010	38.06	38.10	37.77	38.04	22,625,026	+0.10(+0.26%)
Dec 08, 2010	37.87	38.08	37.65	37.95	20,292,462	+0.11(+0.30%)
Dec 07, 2010	38.32	38.36	37.79	37.83	37,463,848	+0.02(+0.05%)
Dec 06, 2010	37.65	37.88	37.59	37.81	23,293,356	-0.17(-0.45%)
Dec 03, 2010	37.65	38.02	37.61	37.99	26,901,258	+0.36(+0.97%)
Dec 02, 2010	36.85	37.65	36.81	37.62	33,863,604	+0.70(+1.90%)

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