Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	44.47	44.85	44.26	44.67	418,469	-0.19(-0.42%)
Feb 25, 2011	44.99	45.18	44.65	44.86	334,016	+0.62(+1.40%)
Feb 24, 2011	44.63	44.70	43.80	44.24	1,772,348	-1.29(-2.83%)
Feb 23, 2011	46.31	46.31	45.19	45.53	689,877	-1.08(-2.31%)
Feb 22, 2011	47.11	47.60	46.53	46.60	444,267	-2.20(-4.50%)
Feb 18, 2011	48.70	48.97	48.55	48.80	193,196	+0.10(+0.20%)
Feb 17, 2011	47.75	48.86	47.74	48.70	317,134	+0.64(+1.33%)
Feb 16, 2011	47.70	48.15	47.66	48.06	306,529	+0.95(+2.01%)
Feb 15, 2011	47.32	47.60	47.04	47.12	278,126	+0.23(+0.49%)
Feb 14, 2011	47.37	47.37	46.83	46.89	434,496	-0.87(-1.82%)
Feb 11, 2011	46.74	47.82	46.72	47.76	765,754	+0.68(+1.44%)
Feb 10, 2011	47.31	47.31	46.89	47.08	831,268	-0.47(-0.98%)
Feb 09, 2011	48.31	48.37	47.35	47.54	645,927	-0.65(-1.35%)
Feb 08, 2011	48.12	48.25	47.99	48.19	439,261	+0.60(+1.27%)
Feb 07, 2011	47.57	47.93	47.49	47.59	779,323	+0.08(+0.16%)
Feb 04, 2011	46.96	47.63	46.92	47.51	1,772,845	+1.36(+2.94%)
Feb 03, 2011	47.11	47.25	45.90	46.15	3,046,938	-1.53(-3.20%)
Feb 02, 2011	47.70	48.16	47.59	47.68	469,710	+0.02(+0.03%)
Feb 01, 2011	46.67	47.87	46.66	47.67	648,118	+1.88(+4.12%)
Jan 31, 2011	45.36	45.82	45.32	45.78	695,289	+1.50(+3.40%)
Jan 28, 2011	46.20	46.20	44.11	44.28	1,102,979	-3.34(-7.02%)
Jan 27, 2011	48.69	48.69	47.48	47.62	480,105	-1.08(-2.21%)
Jan 26, 2011	48.41	48.84	48.21	48.70	275,164	+0.40(+0.84%)
Jan 25, 2011	48.74	48.74	48.08	48.29	434,065	-0.48(-0.99%)
Jan 24, 2011	48.66	48.95	48.37	48.77	515,169	-0.06(-0.12%)
Jan 21, 2011	49.01	49.22	48.63	48.83	328,802	+0.27(+0.55%)
Jan 20, 2011	48.76	48.76	48.09	48.57	381,187	-1.30(-2.62%)
Jan 19, 2011	50.74	50.79	49.68	49.87	254,267	-0.81(-1.60%)
Jan 18, 2011	51.06	51.20	50.51	50.68	298,812	-0.56(-1.10%)
Jan 14, 2011	51.25	51.44	51.08	51.24	266,405	-0.52(-1.00%)
Jan 13, 2011	51.73	52.03	51.67	51.76	406,551	+0.56(+1.09%)
Jan 12, 2011	50.66	51.21	50.51	51.21	429,154	+1.05(+2.08%)
Jan 11, 2011	50.55	50.56	49.76	50.16	398,800	-0.18(-0.36%)
Jan 10, 2011	50.47	50.47	49.85	50.34	849,187	-0.63(-1.23%)
Jan 07, 2011	51.69	51.80	50.64	50.97	662,756	-1.17(-2.24%)
Jan 06, 2011	52.70	52.73	51.89	52.14	859,838	-0.60(-1.13%)
Jan 05, 2011	51.72	52.79	51.56	52.73	777,288	+0.98(+1.89%)
Jan 04, 2011	51.88	51.93	51.25	51.76	876,193	+0.86(+1.69%)
Jan 03, 2011	50.82	51.01	50.44	50.89	437,118	+0.37(+0.72%)
Dec 31, 2010	50.70	50.70	50.08	50.53	130,607	-0.11(-0.21%)
Dec 30, 2010	50.53	50.66	50.37	50.63	212,450	+0.23(+0.45%)
Dec 29, 2010	50.05	50.46	49.84	50.41	174,831	+0.40(+0.81%)
Dec 28, 2010	50.11	50.11	49.66	50.00	188,467	-0.40(-0.79%)
Dec 27, 2010	49.63	50.41	49.49	50.40	355,705	+0.14(+0.27%)
Dec 23, 2010	49.66	50.28	49.66	50.26	300,907	+0.47(+0.95%)
Dec 22, 2010	49.51	49.83	49.26	49.79	558,303	+0.97(+1.99%)
Dec 21, 2010	48.83	49.15	48.67	48.82	665,590	+0.71(+1.47%)
Dec 20, 2010	48.31	48.43	47.74	48.11	573,946	-0.74(-1.52%)
Dec 17, 2010	48.89	48.89	48.31	48.85	675,195	-1.32(-2.63%)
Dec 16, 2010	50.41	50.41	49.67	50.17	305,701	-0.26(-0.51%)
Dec 15, 2010	50.78	51.07	50.21	50.43	243,780	-1.18(-2.29%)
Dec 14, 2010	51.64	51.89	51.46	51.62	317,544	-0.07(-0.13%)
Dec 13, 2010	52.03	52.14	51.63	51.69	372,407	+0.77(+1.51%)
Dec 10, 2010	50.87	51.05	50.42	50.92	518,072	-0.53(-1.03%)
Dec 09, 2010	52.51	52.53	51.14	51.45	680,932	-2.13(-3.98%)
Dec 08, 2010	53.61	53.82	53.16	53.58	341,456	+0.11(+0.21%)
Dec 07, 2010	54.23	54.62	53.36	53.47	485,755	-0.30(-0.55%)
Dec 06, 2010	53.53	53.79	53.17	53.77	426,346	+0.11(+0.21%)
Dec 03, 2010	53.23	53.67	53.08	53.65	282,467	+0.24(+0.44%)
Dec 02, 2010	52.22	53.46	52.06	53.42	569,384	+1.01(+1.93%)

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