Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	36.58	36.84	36.21	36.65	303,532	+0.15(+0.41%)
Feb 25, 2011	36.33	36.97	35.59	36.49	384,162	+0.60(+1.67%)
Feb 24, 2011	35.45	36.01	35.34	35.90	434,596	+0.19(+0.54%)
Feb 23, 2011	36.21	36.22	35.01	35.70	745,241	-0.59(-1.63%)
Feb 22, 2011	38.21	38.27	36.23	36.29	788,006	-2.66(-6.83%)
Feb 18, 2011	40.14	40.14	38.84	38.95	441,075	-1.00(-2.49%)
Feb 17, 2011	40.06	40.20	39.86	39.95	422,547	-0.24(-0.60%)
Feb 16, 2011	39.94	40.19	39.72	40.19	228,185	+0.32(+0.81%)
Feb 15, 2011	39.69	39.94	39.67	39.87	387,496	+0.10(+0.24%)
Feb 14, 2011	39.51	39.89	39.50	39.77	258,753	+0.19(+0.49%)
Feb 11, 2011	39.83	39.97	39.19	39.58	555,568	+0.58(+1.48%)
Feb 10, 2011	39.42	39.51	38.49	39.00	389,439	-0.45(-1.13%)
Feb 09, 2011	39.62	39.71	39.15	39.45	498,767	-0.09(-0.23%)
Feb 08, 2011	39.71	39.71	39.26	39.54	317,234	+0.20(+0.51%)
Feb 07, 2011	39.25	39.63	39.21	39.34	397,867	+0.19(+0.49%)
Feb 04, 2011	38.99	39.20	38.82	39.15	213,868	+0.19(+0.48%)
Feb 03, 2011	39.36	39.65	38.75	38.96	482,915	-0.45(-1.13%)
Feb 02, 2011	39.50	39.63	39.26	39.41	419,650	-0.13(-0.33%)
Feb 01, 2011	39.00	39.58	38.82	39.54	637,346	+0.89(+2.29%)
Jan 31, 2011	38.99	39.15	38.40	38.65	766,541	-0.19(-0.50%)
Jan 28, 2011	40.58	40.58	38.69	38.84	410,970	-1.63(-4.02%)
Jan 27, 2011	40.62	40.73	40.38	40.47	421,916	-0.08(-0.19%)
Jan 26, 2011	40.26	40.89	40.26	40.55	268,425	+0.41(+1.01%)
Jan 25, 2011	40.43	40.64	39.83	40.14	205,812	-0.41(-1.00%)
Jan 24, 2011	40.04	40.69	39.68	40.55	326,769	+0.57(+1.43%)
Jan 21, 2011	40.53	40.53	39.74	39.98	258,249	-0.36(-0.89%)
Jan 20, 2011	40.62	40.80	39.92	40.34	356,415	-0.52(-1.28%)
Jan 19, 2011	41.01	41.17	40.48	40.86	390,225	-0.09(-0.22%)
Jan 18, 2011	41.04	41.06	40.54	40.95	290,614	-0.16(-0.40%)
Jan 14, 2011	40.58	41.11	40.42	41.11	388,914	+0.47(+1.15%)
Jan 13, 2011	40.69	41.08	40.33	40.64	993,880	-0.08(-0.19%)
Jan 12, 2011	40.42	40.95	40.30	40.72	362,618	+0.52(+1.30%)
Jan 11, 2011	39.94	40.38	39.76	40.20	187,869	+0.22(+0.55%)
Jan 10, 2011	39.66	40.05	39.65	39.98	190,561	+0.02(+0.05%)
Jan 07, 2011	39.59	40.03	39.48	39.96	247,911	+0.34(+0.87%)
Jan 06, 2011	40.20	40.27	39.41	39.61	227,129	-0.51(-1.27%)
Jan 05, 2011	39.44	40.23	39.38	40.12	264,340	+0.56(+1.41%)
Jan 04, 2011	40.03	40.04	38.82	39.57	343,431	-0.48(-1.20%)
Jan 03, 2011	40.42	40.68	39.82	40.05	432,596	-0.38(-0.95%)
Dec 31, 2010	40.56	40.56	40.01	40.43	144,871	+0.01(+0.03%)
Dec 30, 2010	40.36	40.54	40.34	40.42	66,193	-0.02(-0.05%)
Dec 29, 2010	40.09	40.53	40.05	40.44	75,563	+0.47(+1.17%)
Dec 28, 2010	40.03	40.26	39.87	39.97	95,737	-0.02(-0.05%)
Dec 27, 2010	39.58	40.00	39.18	39.99	132,795	+0.16(+0.40%)
Dec 23, 2010	40.18	40.24	39.66	39.83	167,125	-0.16(-0.40%)
Dec 22, 2010	40.58	40.58	39.63	39.99	243,032	-0.37(-0.92%)
Dec 21, 2010	40.05	40.40	39.77	40.36	267,883	+0.46(+1.15%)
Dec 20, 2010	40.42	40.42	39.66	39.90	244,342	-0.50(-1.24%)
Dec 17, 2010	39.64	40.53	39.11	40.40	458,013	+1.00(+2.55%)
Dec 16, 2010	38.71	39.42	38.65	39.40	253,844	+0.82(+2.12%)
Dec 15, 2010	38.95	39.08	38.56	38.58	194,216	-0.48(-1.23%)
Dec 14, 2010	39.04	39.18	38.64	39.06	189,704	+0.32(+0.82%)
Dec 13, 2010	39.59	39.59	38.64	38.75	154,004	-0.48(-1.23%)
Dec 10, 2010	39.03	39.28	38.71	39.23	124,937	+0.30(+0.76%)
Dec 09, 2010	38.91	39.00	38.48	38.93	312,231	+0.27(+0.71%)
Dec 08, 2010	39.38	39.52	38.53	38.66	220,218	-0.71(-1.80%)
Dec 07, 2010	40.23	40.29	39.10	39.37	397,579	-0.71(-1.77%)
Dec 06, 2010	39.70	40.20	39.61	40.07	362,942	+0.30(+0.74%)
Dec 03, 2010	39.22	39.91	38.97	39.78	187,824	+0.47(+1.19%)
Dec 02, 2010	39.32	39.74	39.06	39.31	275,909	+0.21(+0.55%)

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