Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	39.85	39.85	39.09	39.09	526,163	-0.55(-1.40%)
Feb 25, 2011	38.71	39.65	38.71	39.65	547,457	+1.13(+2.95%)
Feb 24, 2011	38.89	39.16	38.47	38.51	821,020	-0.35(-0.90%)
Feb 23, 2011	39.46	39.63	38.86	38.86	652,484	-0.56(-1.41%)
Feb 22, 2011	39.78	39.81	39.27	39.42	399,604	-0.60(-1.49%)
Feb 18, 2011	39.60	40.02	39.36	40.02	444,430	+0.53(+1.34%)
Feb 17, 2011	39.52	39.61	39.33	39.49	268,975	-0.11(-0.28%)
Feb 16, 2011	39.37	39.76	39.37	39.60	454,205	+0.39(+1.00%)
Feb 15, 2011	39.32	39.53	39.16	39.21	334,887	-0.16(-0.40%)
Feb 14, 2011	39.49	39.62	39.17	39.37	295,664	-0.12(-0.30%)
Feb 11, 2011	39.29	39.63	39.02	39.49	562,460	+0.29(+0.74%)
Feb 10, 2011	39.20	39.41	39.01	39.20	407,066	+0.05(+0.14%)
Feb 09, 2011	39.25	39.70	39.00	39.14	537,697	-0.26(-0.66%)
Feb 08, 2011	39.36	39.59	38.99	39.40	543,787	+0.28(+0.73%)
Feb 07, 2011	38.78	39.27	38.74	39.12	500,712	+0.33(+0.85%)
Feb 04, 2011	38.79	38.81	38.42	38.78	598,730	+0.03(+0.07%)
Feb 03, 2011	38.77	38.89	38.39	38.76	514,960	+0.16(+0.41%)
Feb 02, 2011	38.64	39.01	38.54	38.60	431,002	-0.21(-0.53%)
Feb 01, 2011	38.47	38.84	38.32	38.80	661,139	+0.53(+1.38%)
Jan 31, 2011	38.62	38.88	38.24	38.27	871,375	-0.29(-0.76%)
Jan 28, 2011	38.75	38.86	38.19	38.57	830,062	-0.24(-0.61%)
Jan 27, 2011	39.03	39.21	38.48	38.80	1,173,650	-0.23(-0.58%)
Jan 26, 2011	40.98	41.23	38.76	39.03	1,743,578	-1.91(-4.66%)
Jan 25, 2011	40.45	41.02	40.39	40.94	725,931	+0.28(+0.68%)
Jan 24, 2011	40.76	40.79	40.55	40.66	552,911	-0.01(-0.03%)
Jan 21, 2011	40.99	41.34	40.61	40.67	617,212	-0.07(-0.18%)
Jan 20, 2011	40.73	41.14	40.36	40.75	580,192	-0.15(-0.37%)
Jan 19, 2011	41.43	41.46	40.85	40.90	532,778	-0.55(-1.33%)
Jan 18, 2011	40.96	41.45	40.93	41.45	902,016	+0.49(+1.20%)
Jan 14, 2011	40.07	41.16	39.96	40.96	478,845	+0.89(+2.22%)
Jan 13, 2011	40.27	40.33	39.96	40.07	713,000	-0.22(-0.54%)
Jan 12, 2011	40.46	40.55	40.11	40.29	306,382	+0.13(+0.33%)
Jan 11, 2011	40.28	40.45	39.94	40.16	279,072	+0.07(+0.17%)
Jan 10, 2011	39.67	40.29	39.52	40.09	622,677	+0.20(+0.50%)
Jan 07, 2011	40.41	40.73	39.61	39.89	571,697	-0.50(-1.25%)
Jan 06, 2011	40.64	41.02	40.39	40.39	392,113	-0.21(-0.51%)
Jan 05, 2011	40.29	40.83	40.24	40.60	580,130	+0.25(+0.62%)
Jan 04, 2011	40.92	41.01	39.93	40.35	541,305	-0.61(-1.49%)
Jan 03, 2011	40.70	41.14	40.70	40.96	630,592	+0.47(+1.16%)
Dec 31, 2010	40.89	40.96	40.47	40.49	355,695	-0.43(-1.05%)
Dec 30, 2010	40.94	41.13	40.82	40.92	256,992	-0.07(-0.16%)
Dec 29, 2010	41.03	41.14	40.95	40.98	420,907	+0.07(+0.16%)
Dec 28, 2010	40.90	41.15	40.76	40.92	464,129	+0.06(+0.15%)
Dec 27, 2010	40.50	41.00	40.37	40.86	472,956	+0.19(+0.46%)
Dec 23, 2010	41.06	41.16	40.59	40.67	480,546	-0.40(-0.98%)
Dec 22, 2010	40.80	41.16	40.54	41.08	427,062	+0.60(+1.47%)
Dec 21, 2010	40.15	40.70	39.95	40.48	656,222	+0.60(+1.51%)
Dec 20, 2010	39.77	40.04	39.67	39.88	423,967	+0.17(+0.42%)
Dec 17, 2010	39.41	39.75	39.37	39.71	877,815	+0.43(+1.10%)
Dec 16, 2010	39.15	39.66	39.15	39.28	613,436	+0.25(+0.63%)
Dec 15, 2010	39.16	39.62	39.03	39.04	883,336	-0.25(-0.64%)
Dec 14, 2010	39.49	39.67	39.16	39.29	715,310	-0.05(-0.13%)
Dec 13, 2010	39.32	39.55	39.04	39.34	660,274	+0.07(+0.19%)
Dec 10, 2010	38.78	39.27	38.71	39.27	934,690	+0.51(+1.32%)
Dec 09, 2010	38.33	38.81	38.33	38.76	795,037	+0.52(+1.37%)
Dec 08, 2010	37.40	38.32	37.40	38.23	744,542	+0.76(+2.01%)
Dec 07, 2010	37.57	37.90	37.33	37.48	611,211	+0.14(+0.37%)
Dec 06, 2010	37.29	37.43	37.04	37.34	406,086	+0.01(+0.04%)
Dec 03, 2010	36.91	37.42	36.53	37.33	504,690	+0.35(+0.95%)
Dec 02, 2010	36.19	37.12	36.19	36.98	709,543	+0.79(+2.18%)

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