Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	21.87	21.87	21.44	21.59	322,569	+0.24(+1.12%)
Feb 25, 2011	21.14	21.38	21.12	21.35	204,481	+0.22(+1.04%)
Feb 24, 2011	20.97	21.34	20.67	21.13	369,925	+0.22(+1.05%)
Feb 23, 2011	21.40	21.60	20.85	20.91	324,097	-0.45(-2.11%)
Feb 22, 2011	21.19	21.61	21.17	21.36	391,614	-0.08(-0.39%)
Feb 18, 2011	21.59	21.59	21.14	21.44	375,549	+0.01(+0.04%)
Feb 17, 2011	21.34	21.59	21.08	21.43	1,341,919	-0.40(-1.85%)
Feb 16, 2011	21.87	21.87	21.54	21.83	202,045	+0.14(+0.64%)
Feb 15, 2011	22.03	22.25	21.70	21.70	364,387	-0.32(-1.46%)
Feb 14, 2011	22.07	22.39	21.82	22.02	287,210	+0.05(+0.21%)
Feb 11, 2011	21.68	22.04	21.68	21.97	192,018	+0.17(+0.76%)
Feb 10, 2011	21.48	21.91	21.46	21.81	221,795	+0.22(+1.02%)
Feb 09, 2011	21.82	22.22	21.53	21.59	293,174	-0.22(-1.01%)
Feb 08, 2011	21.92	21.96	21.57	21.81	476,125	-0.23(-1.04%)
Feb 07, 2011	22.13	22.27	21.95	22.04	321,572	+0.00(+0.00%)
Feb 04, 2011	21.80	22.09	21.65	22.04	508,485	+0.28(+1.31%)
Feb 03, 2011	21.96	22.12	21.23	21.75	786,660	-0.50(-2.23%)
Feb 02, 2011	22.57	22.62	21.97	22.25	515,936	-0.30(-1.34%)
Feb 01, 2011	21.44	22.94	21.44	22.55	885,471	+1.29(+6.07%)
Jan 31, 2011	21.33	21.53	21.18	21.26	512,962	+0.01(+0.06%)
Jan 28, 2011	21.81	22.04	21.23	21.25	388,722	-0.63(-2.90%)
Jan 27, 2011	22.18	22.25	21.85	21.88	228,251	-0.28(-1.28%)
Jan 26, 2011	21.95	22.51	21.95	22.16	360,473	+0.28(+1.26%)
Jan 25, 2011	21.95	22.11	21.55	21.89	256,639	-0.15(-0.67%)
Jan 24, 2011	21.98	22.23	21.85	22.04	336,565	+0.04(+0.17%)
Jan 21, 2011	21.70	22.04	21.36	22.00	657,236	-0.26(-1.16%)
Jan 20, 2011	22.49	22.73	22.26	22.26	241,399	-0.39(-1.74%)
Jan 19, 2011	22.75	23.06	22.59	22.65	490,287	-0.25(-1.07%)
Jan 18, 2011	22.88	22.95	22.54	22.90	267,527	+0.04(+0.19%)
Jan 14, 2011	22.62	22.96	22.56	22.85	259,785	+0.12(+0.53%)
Jan 13, 2011	22.64	22.76	22.52	22.73	234,605	+0.09(+0.41%)
Jan 12, 2011	22.90	22.98	22.61	22.64	330,240	-0.14(-0.60%)
Jan 11, 2011	22.50	23.40	22.38	22.78	942,934	+0.82(+3.72%)
Jan 10, 2011	21.66	22.04	21.57	21.96	489,472	+0.14(+0.63%)
Jan 07, 2011	22.16	22.24	21.56	21.82	473,141	-0.39(-1.78%)
Jan 06, 2011	22.39	22.40	22.09	22.22	511,331	-0.20(-0.90%)
Jan 05, 2011	22.54	22.60	22.35	22.42	466,058	-0.24(-1.05%)
Jan 04, 2011	23.28	23.42	22.43	22.66	415,894	-0.63(-2.72%)
Jan 03, 2011	23.19	23.41	23.19	23.29	296,824	+0.28(+1.20%)
Dec 31, 2010	23.23	23.52	22.98	23.02	481,415	-0.18(-0.79%)
Dec 30, 2010	23.74	23.74	23.20	23.20	903,768	-0.59(-2.47%)
Dec 29, 2010	23.91	23.92	23.65	23.79	205,543	-0.17(-0.69%)
Dec 28, 2010	23.95	24.09	23.54	23.96	182,692	+0.03(+0.12%)
Dec 27, 2010	24.41	24.41	23.73	23.93	236,988	-0.49(-1.99%)
Dec 23, 2010	24.95	24.95	23.55	24.41	350,442	+0.15(+0.61%)
Dec 22, 2010	24.25	24.37	24.07	24.27	194,521	-0.03(-0.11%)
Dec 21, 2010	24.17	24.37	24.17	24.30	706,324	+0.13(+0.53%)
Dec 20, 2010	24.30	24.35	24.12	24.17	766,215	-0.10(-0.42%)
Dec 17, 2010	23.73	24.29	23.65	24.27	1,109,699	+0.60(+2.52%)
Dec 16, 2010	23.28	23.70	23.00	23.67	474,050	+0.41(+1.78%)
Dec 15, 2010	23.17	23.48	23.06	23.26	636,281	-0.01(-0.04%)
Dec 14, 2010	23.37	23.39	23.13	23.27	288,712	-0.02(-0.08%)
Dec 13, 2010	23.17	23.51	23.17	23.28	299,129	+0.08(+0.36%)
Dec 10, 2010	22.77	23.33	22.65	23.20	289,862	+0.43(+1.90%)
Dec 09, 2010	22.94	22.94	22.45	22.77	442,185	-0.01(-0.04%)
Dec 08, 2010	22.61	22.95	22.58	22.78	375,357	+0.24(+1.06%)
Dec 07, 2010	22.63	22.66	22.39	22.54	320,340	+0.10(+0.45%)
Dec 06, 2010	22.25	22.54	22.25	22.44	312,222	+0.05(+0.20%)
Dec 03, 2010	21.94	22.45	21.72	22.39	340,875	+0.29(+1.33%)
Dec 02, 2010	21.69	22.11	21.56	22.10	417,346	+0.35(+1.60%)

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