Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	36.62	36.89	36.25	36.69	303,184	+0.15(+0.41%)
Feb 25, 2011	36.37	37.01	35.63	36.54	383,721	+0.60(+1.67%)
Feb 24, 2011	35.49	36.05	35.38	35.94	434,096	+0.19(+0.54%)
Feb 23, 2011	36.25	36.26	35.05	35.74	744,384	-0.59(-1.63%)
Feb 22, 2011	38.25	38.31	36.27	36.34	787,101	-2.66(-6.83%)
Feb 18, 2011	40.19	40.19	38.88	39.00	440,568	-1.00(-2.49%)
Feb 17, 2011	40.11	40.24	39.91	40.00	422,062	-0.24(-0.60%)
Feb 16, 2011	39.99	40.24	39.76	40.24	227,923	+0.32(+0.81%)
Feb 15, 2011	39.73	39.98	39.71	39.91	387,051	+0.10(+0.24%)
Feb 14, 2011	39.56	39.93	39.55	39.82	258,455	+0.19(+0.49%)
Feb 11, 2011	39.87	40.02	39.24	39.62	554,930	+0.58(+1.48%)
Feb 10, 2011	39.47	39.56	38.53	39.05	388,992	-0.45(-1.13%)
Feb 09, 2011	39.67	39.76	39.20	39.49	498,194	-0.09(-0.23%)
Feb 08, 2011	39.76	39.76	39.30	39.58	316,870	+0.20(+0.51%)
Feb 07, 2011	39.29	39.68	39.25	39.38	397,410	+0.19(+0.49%)
Feb 04, 2011	39.03	39.25	38.87	39.19	213,622	+0.19(+0.48%)
Feb 03, 2011	39.40	39.70	38.80	39.01	482,360	-0.45(-1.13%)
Feb 02, 2011	39.54	39.67	39.31	39.45	419,168	-0.13(-0.33%)
Feb 01, 2011	39.05	39.62	38.86	39.58	636,614	+0.89(+2.29%)
Jan 31, 2011	39.03	39.20	38.44	38.70	765,660	-0.19(-0.50%)
Jan 28, 2011	40.63	40.63	38.74	38.89	410,498	-1.63(-4.02%)
Jan 27, 2011	40.67	40.77	40.42	40.52	421,431	-0.08(-0.19%)
Jan 26, 2011	40.31	40.94	40.31	40.59	268,116	+0.41(+1.01%)
Jan 25, 2011	40.48	40.68	39.87	40.19	205,575	-0.41(-1.00%)
Jan 24, 2011	40.09	40.73	39.73	40.59	326,394	+0.57(+1.43%)
Jan 21, 2011	40.57	40.58	39.78	40.02	257,952	-0.36(-0.89%)
Jan 20, 2011	40.67	40.85	39.96	40.38	356,006	-0.52(-1.28%)
Jan 19, 2011	41.06	41.22	40.53	40.90	389,777	-0.09(-0.22%)
Jan 18, 2011	41.09	41.11	40.59	40.99	290,280	-0.17(-0.40%)
Jan 14, 2011	40.62	41.16	40.46	41.16	388,467	+0.47(+1.15%)
Jan 13, 2011	40.73	41.13	40.38	40.69	992,738	-0.08(-0.19%)
Jan 12, 2011	40.47	41.00	40.35	40.77	362,201	+0.52(+1.30%)
Jan 11, 2011	39.99	40.42	39.80	40.24	187,653	+0.22(+0.55%)
Jan 10, 2011	39.71	40.10	39.70	40.02	190,343	+0.02(+0.05%)
Jan 07, 2011	39.63	40.08	39.52	40.00	247,626	+0.34(+0.87%)
Jan 06, 2011	40.24	40.31	39.45	39.66	226,868	-0.51(-1.27%)
Jan 05, 2011	39.49	40.28	39.43	40.17	264,036	+0.56(+1.41%)
Jan 04, 2011	40.07	40.09	38.87	39.61	343,036	-0.48(-1.20%)
Jan 03, 2011	40.46	40.73	39.87	40.09	432,099	-0.39(-0.95%)
Dec 31, 2010	40.60	40.60	40.06	40.48	144,704	+0.01(+0.03%)
Dec 30, 2010	40.40	40.59	40.39	40.46	66,117	-0.02(-0.05%)
Dec 29, 2010	40.13	40.58	40.10	40.48	75,476	+0.47(+1.17%)
Dec 28, 2010	40.07	40.31	39.91	40.02	95,627	-0.02(-0.05%)
Dec 27, 2010	39.62	40.04	39.23	40.04	132,642	+0.16(+0.40%)
Dec 23, 2010	40.23	40.29	39.71	39.88	166,933	-0.16(-0.40%)
Dec 22, 2010	40.63	40.63	39.68	40.04	242,753	-0.37(-0.92%)
Dec 21, 2010	40.10	40.45	39.82	40.41	267,575	+0.46(+1.15%)
Dec 20, 2010	40.46	40.46	39.71	39.95	244,062	-0.50(-1.24%)
Dec 17, 2010	39.69	40.57	39.16	40.45	457,487	+1.00(+2.55%)
Dec 16, 2010	38.76	39.47	38.70	39.45	253,552	+0.82(+2.12%)
Dec 15, 2010	38.99	39.13	38.61	38.63	193,993	-0.48(-1.23%)
Dec 14, 2010	39.09	39.23	38.69	39.11	189,486	+0.32(+0.82%)
Dec 13, 2010	39.63	39.63	38.69	38.79	153,827	-0.48(-1.23%)
Dec 10, 2010	39.07	39.33	38.75	39.27	124,794	+0.30(+0.76%)
Dec 09, 2010	38.96	39.05	38.52	38.98	311,872	+0.28(+0.71%)
Dec 08, 2010	39.43	39.57	38.58	38.70	219,965	-0.71(-1.80%)
Dec 07, 2010	40.27	40.34	39.14	39.41	397,122	-0.71(-1.77%)
Dec 06, 2010	39.75	40.24	39.66	40.12	362,525	+0.30(+0.74%)
Dec 03, 2010	39.27	39.96	39.02	39.82	187,608	+0.47(+1.19%)
Dec 02, 2010	39.36	39.79	39.10	39.36	275,592	+0.21(+0.54%)

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