Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	54.07	55.39	54.03	55.34	402,680	+1.50(+2.79%)
Feb 25, 2011	53.40	54.06	53.34	53.84	204,541	+0.58(+1.09%)
Feb 24, 2011	53.47	54.08	52.67	53.26	386,803	-0.10(-0.19%)
Feb 23, 2011	54.00	54.34	53.24	53.36	498,422	-0.85(-1.57%)
Feb 22, 2011	53.61	55.18	53.61	54.21	537,717	+2.16(+4.15%)
Feb 18, 2011	51.46	52.07	51.16	52.05	275,823	+0.59(+1.15%)
Feb 17, 2011	51.12	51.85	50.86	51.46	263,317	-0.04(-0.08%)
Feb 16, 2011	50.57	51.61	50.57	51.50	237,284	+1.01(+2.00%)
Feb 15, 2011	49.97	50.61	49.97	50.49	144,672	+0.33(+0.66%)
Feb 14, 2011	49.84	50.18	49.63	50.16	88,601	+0.37(+0.74%)
Feb 11, 2011	49.08	49.83	49.07	49.79	105,706	+0.63(+1.28%)
Feb 10, 2011	48.93	49.43	48.67	49.16	200,821	+0.10(+0.20%)
Feb 09, 2011	49.02	49.38	48.76	49.06	259,321	-0.10(-0.20%)
Feb 08, 2011	49.02	49.30	48.63	49.16	108,809	+0.11(+0.22%)
Feb 07, 2011	48.77	49.18	48.50	49.05	184,590	+0.34(+0.70%)
Feb 04, 2011	48.31	49.08	48.26	48.71	201,239	+0.36(+0.74%)
Feb 03, 2011	47.37	48.71	47.26	48.35	238,753	+0.79(+1.66%)
Feb 02, 2011	47.43	47.77	46.89	47.56	382,031	+0.31(+0.66%)
Feb 01, 2011	47.22	47.71	47.08	47.25	250,946	+0.51(+1.09%)
Jan 31, 2011	47.44	47.82	46.64	46.74	347,056	-0.50(-1.06%)
Jan 28, 2011	46.36	48.88	46.36	47.24	762,139	+0.90(+1.94%)
Jan 27, 2011	45.76	47.95	45.76	46.34	949,883	+2.02(+4.56%)
Jan 26, 2011	44.11	44.48	43.70	44.32	199,905	+0.36(+0.82%)
Jan 25, 2011	43.60	43.96	43.29	43.96	226,915	+0.13(+0.30%)
Jan 24, 2011	43.82	44.06	43.47	43.83	212,659	+0.08(+0.18%)
Jan 21, 2011	44.37	44.62	43.72	43.75	122,992	-0.29(-0.66%)
Jan 20, 2011	44.37	44.69	43.92	44.04	155,050	-0.57(-1.28%)
Jan 19, 2011	45.52	45.60	44.44	44.61	218,783	-1.01(-2.21%)
Jan 18, 2011	45.54	45.80	45.44	45.62	273,445	-0.03(-0.07%)
Jan 14, 2011	45.18	45.67	45.14	45.65	120,292	+0.36(+0.79%)
Jan 13, 2011	45.41	45.44	45.03	45.29	132,785	-0.20(-0.44%)
Jan 12, 2011	45.27	45.59	44.96	45.49	228,145	+0.55(+1.22%)
Jan 11, 2011	44.94	45.52	44.76	44.94	167,871	+0.09(+0.20%)
Jan 10, 2011	44.44	44.95	44.30	44.85	240,148	+0.20(+0.45%)
Jan 07, 2011	44.71	44.95	44.07	44.65	264,868	-0.07(-0.16%)
Jan 06, 2011	44.77	44.90	44.50	44.72	193,108	+0.03(+0.07%)
Jan 05, 2011	44.14	44.90	44.13	44.69	243,975	+0.36(+0.81%)
Jan 04, 2011	44.53	44.65	43.63	44.33	235,641	-0.06(-0.14%)
Jan 03, 2011	44.33	44.55	44.13	44.39	310,304	+0.34(+0.77%)
Dec 31, 2010	44.01	44.46	43.88	44.05	160,545	-0.07(-0.16%)
Dec 30, 2010	44.03	44.38	43.85	44.12	118,302	+0.00(+0.00%)
Dec 29, 2010	44.38	44.44	43.97	44.12	151,139	-0.11(-0.25%)
Dec 28, 2010	44.57	44.61	44.09	44.23	106,956	-0.31(-0.70%)
Dec 27, 2010	44.42	44.61	44.07	44.54	58,911	+0.06(+0.13%)
Dec 23, 2010	44.67	44.79	44.45	44.48	107,138	-0.15(-0.34%)
Dec 22, 2010	44.83	44.93	44.43	44.63	156,462	-0.07(-0.16%)
Dec 21, 2010	44.50	44.87	44.22	44.70	137,459	+0.32(+0.72%)
Dec 20, 2010	44.21	44.51	43.59	44.38	302,527	+0.37(+0.84%)
Dec 17, 2010	44.70	44.81	44.01	44.01	488,492	-0.65(-1.46%)
Dec 16, 2010	44.01	44.93	43.99	44.66	179,040	+0.78(+1.78%)
Dec 15, 2010	43.92	44.12	43.68	43.88	262,783	-0.14(-0.32%)
Dec 14, 2010	44.63	44.68	43.69	44.02	260,836	-0.61(-1.37%)
Dec 13, 2010	45.04	45.13	44.57	44.63	166,833	-0.34(-0.76%)
Dec 10, 2010	45.27	45.42	44.86	44.97	185,493	-0.16(-0.35%)
Dec 09, 2010	45.02	45.15	44.78	45.13	254,968	+0.35(+0.78%)
Dec 08, 2010	44.90	45.03	44.67	44.78	181,563	-0.06(-0.13%)
Dec 07, 2010	45.38	45.48	44.74	44.84	142,912	-0.15(-0.33%)
Dec 06, 2010	45.28	45.34	44.92	44.99	273,854	-0.40(-0.88%)
Dec 03, 2010	44.95	45.69	44.95	45.39	135,091	+0.36(+0.80%)
Dec 02, 2010	44.96	45.33	44.91	45.03	247,294	+0.15(+0.33%)

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