Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	43.47	43.77	43.28	43.71	5,045,794	+0.24(+0.55%)
Feb 25, 2011	43.17	43.62	43.06	43.47	5,070,293	+0.20(+0.46%)
Feb 24, 2011	44.17	44.48	43.12	43.27	8,135,195	-0.79(-1.80%)
Feb 23, 2011	44.15	44.42	43.99	44.06	7,835,243	-0.08(-0.18%)
Feb 22, 2011	44.20	44.60	44.11	44.14	7,547,384	-0.28(-0.64%)
Feb 18, 2011	43.54	44.50	43.46	44.43	7,658,417	+0.83(+1.91%)
Feb 17, 2011	43.34	43.75	43.29	43.60	4,135,871	+0.23(+0.54%)
Feb 16, 2011	43.33	43.66	43.21	43.36	4,928,856	+0.08(+0.19%)
Feb 15, 2011	42.87	43.39	42.82	43.28	4,726,881	+0.37(+0.87%)
Feb 14, 2011	42.91	43.03	42.69	42.91	5,552,850	-0.11(-0.25%)
Feb 11, 2011	42.60	43.02	42.50	43.02	4,572,858	+0.39(+0.91%)
Feb 10, 2011	42.85	43.12	42.36	42.63	5,750,001	-0.26(-0.60%)
Feb 09, 2011	42.15	43.05	42.05	42.89	7,323,179	+0.68(+1.61%)
Feb 08, 2011	41.68	42.29	41.62	42.21	3,957,213	+0.51(+1.22%)
Feb 07, 2011	41.80	41.93	41.55	41.70	5,189,189	-0.17(-0.40%)
Feb 04, 2011	41.69	41.93	41.63	41.87	4,410,964	+0.12(+0.28%)
Feb 03, 2011	41.31	41.95	41.30	41.75	6,303,819	+0.39(+0.95%)
Feb 02, 2011	41.32	41.56	41.26	41.36	12,150,535	-0.07(-0.18%)
Feb 01, 2011	41.15	41.58	41.04	41.43	5,574,287	+0.40(+0.98%)
Jan 31, 2011	40.70	41.31	40.70	41.03	9,260,441	+0.33(+0.81%)
Jan 28, 2011	41.34	41.43	40.59	40.70	7,483,661	-0.60(-1.45%)
Jan 27, 2011	41.07	41.35	40.99	41.30	5,718,424	+0.31(+0.77%)
Jan 26, 2011	41.12	41.29	40.76	40.99	6,046,571	-0.02(-0.05%)
Jan 25, 2011	41.72	42.14	40.94	41.01	9,649,697	+0.44(+1.10%)
Jan 24, 2011	40.21	40.71	40.09	40.56	7,568,661	+0.45(+1.13%)
Jan 21, 2011	40.23	40.29	39.84	40.11	7,460,389	+0.09(+0.22%)
Jan 20, 2011	39.59	40.02	39.53	40.02	4,039,469	+0.31(+0.79%)
Jan 19, 2011	39.75	39.87	39.43	39.71	3,607,711	-0.16(-0.40%)
Jan 18, 2011	39.83	39.97	39.53	39.87	3,583,212	+0.03(+0.07%)
Jan 14, 2011	39.74	39.86	39.37	39.84	5,207,721	-0.03(-0.07%)
Jan 13, 2011	39.71	39.99	39.59	39.87	4,570,259	+0.06(+0.15%)
Jan 12, 2011	39.44	39.90	39.28	39.81	5,205,380	+0.50(+1.28%)
Jan 11, 2011	39.32	39.64	39.20	39.31	4,421,563	+0.04(+0.09%)
Jan 10, 2011	38.74	39.43	38.62	39.27	5,776,718	+0.38(+0.97%)
Jan 07, 2011	39.70	39.70	38.56	38.89	11,637,123	-1.16(-2.89%)
Jan 06, 2011	40.26	40.34	39.63	40.05	4,606,228	-0.23(-0.58%)
Jan 05, 2011	40.39	40.49	40.18	40.29	3,904,954	-0.24(-0.59%)
Jan 04, 2011	40.64	40.88	40.33	40.53	3,625,375	-0.18(-0.45%)
Jan 03, 2011	40.91	41.09	40.64	40.71	3,664,026	+0.08(+0.20%)
Dec 31, 2010	40.48	40.79	40.47	40.63	2,613,312	+0.12(+0.31%)
Dec 30, 2010	40.58	40.73	40.49	40.50	1,808,596	-0.04(-0.09%)
Dec 29, 2010	40.59	40.71	40.53	40.54	1,909,787	-0.05(-0.13%)
Dec 28, 2010	40.78	40.91	40.55	40.59	2,540,933	-0.09(-0.23%)
Dec 27, 2010	40.32	40.80	39.86	40.69	2,279,324	+0.23(+0.56%)
Dec 23, 2010	40.60	40.74	40.38	40.46	2,206,474	-0.27(-0.66%)
Dec 22, 2010	40.69	40.83	40.52	40.73	3,072,226	-0.01(-0.04%)
Dec 21, 2010	40.55	40.83	40.40	40.75	3,957,578	+0.31(+0.76%)
Dec 20, 2010	40.24	40.61	40.21	40.44	3,981,945	+0.20(+0.49%)
Dec 17, 2010	40.43	40.48	40.05	40.24	6,771,911	-0.13(-0.32%)
Dec 16, 2010	40.31	40.50	40.10	40.37	3,808,375	+0.15(+0.38%)
Dec 15, 2010	40.32	40.50	40.18	40.22	4,695,106	-0.14(-0.34%)
Dec 14, 2010	40.30	40.81	40.26	40.36	5,009,309	+0.04(+0.09%)
Dec 13, 2010	40.02	40.53	39.97	40.32	5,489,549	+0.37(+0.93%)
Dec 10, 2010	39.84	39.97	39.64	39.95	5,270,682	+0.11(+0.27%)
Dec 09, 2010	40.24	40.36	39.48	39.84	5,303,556	-0.31(-0.78%)
Dec 08, 2010	39.94	40.35	39.81	40.15	5,011,420	+0.42(+1.06%)
Dec 07, 2010	40.18	40.33	39.72	39.73	4,872,052	-0.13(-0.33%)
Dec 06, 2010	39.83	40.03	39.63	39.86	3,798,181	+0.12(+0.29%)
Dec 03, 2010	39.95	39.95	39.59	39.75	4,437,588	-0.18(-0.45%)
Dec 02, 2010	39.77	40.06	39.64	39.93	8,464,859	+0.16(+0.40%)

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