Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	35.72	35.92	35.69	35.84	150,027	+0.28(+0.80%)
Feb 25, 2011	35.48	35.72	35.48	35.55	156,477	+0.39(+1.10%)
Feb 24, 2011	35.26	35.34	34.93	35.17	351,039	-0.35(-0.99%)
Feb 23, 2011	35.64	35.82	35.19	35.52	132,373	-0.20(-0.56%)
Feb 22, 2011	36.34	36.34	35.61	35.72	479,927	-1.27(-3.43%)
Feb 18, 2011	37.10	37.19	36.89	36.99	182,386	+0.14(+0.39%)
Feb 17, 2011	36.61	37.01	36.56	36.84	195,620	+0.12(+0.34%)
Feb 16, 2011	36.67	36.79	36.38	36.72	160,450	+0.28(+0.78%)
Feb 15, 2011	36.36	36.52	36.20	36.44	290,021	+0.08(+0.23%)
Feb 14, 2011	36.43	36.46	36.26	36.35	149,677	-0.09(-0.25%)
Feb 11, 2011	35.96	36.57	35.72	36.44	247,053	+0.04(+0.11%)
Feb 10, 2011	36.30	36.50	35.78	36.40	521,129	-0.33(-0.90%)
Feb 09, 2011	37.18	37.21	36.63	36.73	657,982	-0.74(-1.99%)
Feb 08, 2011	37.48	37.51	37.23	37.48	227,921	-0.09(-0.24%)
Feb 07, 2011	37.38	37.64	37.38	37.57	623,645	+0.28(+0.76%)
Feb 04, 2011	37.51	37.51	37.19	37.28	631,548	-0.17(-0.44%)
Feb 03, 2011	37.35	37.53	37.21	37.45	326,045	+0.11(+0.30%)
Feb 02, 2011	37.71	37.76	37.30	37.34	783,525	-0.12(-0.31%)
Feb 01, 2011	37.26	37.64	37.08	37.46	9,417,090	+0.49(+1.32%)
Jan 31, 2011	37.15	37.27	36.95	36.97	729,439	+0.13(+0.36%)
Jan 28, 2011	37.82	37.82	36.83	36.83	567,426	-1.16(-3.05%)
Jan 27, 2011	38.15	38.20	37.95	37.99	413,538	-0.22(-0.58%)
Jan 26, 2011	38.23	38.27	37.98	38.21	1,330,090	+0.19(+0.51%)
Jan 25, 2011	37.95	38.10	37.72	38.02	156,006	-0.16(-0.42%)
Jan 24, 2011	38.08	38.30	37.92	38.18	273,556	+0.06(+0.14%)
Jan 21, 2011	38.45	38.47	38.10	38.12	294,427	-0.17(-0.43%)
Jan 20, 2011	38.38	38.46	38.10	38.29	116,636	-0.35(-0.91%)
Jan 19, 2011	38.89	39.01	38.49	38.64	184,756	-0.35(-0.90%)
Jan 18, 2011	38.72	39.01	38.69	38.99	260,698	-0.02(-0.05%)
Jan 14, 2011	39.06	39.24	38.92	39.01	206,961	-0.06(-0.14%)
Jan 13, 2011	39.31	39.31	39.05	39.07	184,665	-0.21(-0.54%)
Jan 12, 2011	39.17	39.42	38.99	39.28	1,033,006	+0.56(+1.44%)
Jan 11, 2011	38.92	39.08	38.61	38.72	550,487	+0.04(+0.11%)
Jan 10, 2011	38.74	38.75	38.34	38.68	926,794	-0.31(-0.79%)
Jan 07, 2011	39.12	39.23	38.75	38.99	208,858	-0.48(-1.21%)
Jan 06, 2011	39.57	39.57	39.25	39.47	286,906	-0.34(-0.85%)
Jan 05, 2011	39.33	39.81	39.22	39.81	988,969	+0.06(+0.14%)
Jan 04, 2011	39.94	39.94	39.48	39.75	764,875	+0.07(+0.17%)
Jan 03, 2011	39.51	39.99	39.49	39.68	469,338	+0.37(+0.95%)
Dec 31, 2010	39.26	39.46	39.17	39.31	100,762	+0.19(+0.49%)
Dec 30, 2010	39.12	39.13	38.87	39.12	240,222	+0.19(+0.49%)
Dec 29, 2010	38.74	39.01	38.68	38.93	255,728	+0.16(+0.42%)
Dec 28, 2010	38.83	38.83	38.64	38.77	130,791	-0.06(-0.14%)
Dec 27, 2010	38.44	38.86	38.44	38.82	109,307	+0.17(+0.45%)
Dec 23, 2010	38.74	38.79	38.59	38.65	100,021	-0.02(-0.05%)
Dec 22, 2010	38.63	38.79	38.55	38.67	132,573	-0.02(-0.05%)
Dec 21, 2010	38.39	38.71	38.34	38.69	389,945	+0.51(+1.35%)
Dec 20, 2010	38.24	38.37	38.05	38.18	214,957	-0.20(-0.51%)
Dec 17, 2010	38.48	38.52	38.18	38.37	301,060	-0.02(-0.04%)
Dec 16, 2010	38.22	38.46	38.20	38.39	94,206	+0.11(+0.29%)
Dec 15, 2010	38.66	38.71	38.20	38.28	201,603	-0.50(-1.29%)
Dec 14, 2010	38.80	38.88	38.66	38.78	118,584	+0.14(+0.36%)
Dec 13, 2010	38.72	38.80	38.60	38.64	148,047	+0.24(+0.63%)
Dec 10, 2010	38.30	38.40	38.10	38.40	400,392	+0.17(+0.44%)
Dec 09, 2010	38.44	38.49	38.11	38.23	207,596	-0.17(-0.44%)
Dec 08, 2010	38.48	38.60	38.12	38.40	215,689	-0.11(-0.28%)
Dec 07, 2010	38.97	39.04	38.38	38.50	326,817	-0.24(-0.62%)
Dec 06, 2010	38.58	38.74	38.41	38.74	285,839	+0.05(+0.12%)
Dec 03, 2010	38.35	38.76	38.11	38.70	342,492	-0.03(-0.07%)
Dec 02, 2010	38.20	38.76	38.20	38.72	414,128	+0.62(+1.64%)

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