Date	Open	High	Low	Close	Volume	Change (%)
Feb 28, 2011	21.87	21.87	21.44	21.59	322,559	+0.24(+1.12%)
Feb 25, 2011	21.14	21.38	21.12	21.35	204,475	+0.22(+1.04%)
Feb 24, 2011	20.97	21.34	20.67	21.13	369,914	+0.22(+1.05%)
Feb 23, 2011	21.40	21.60	20.85	20.91	324,087	-0.45(-2.11%)
Feb 22, 2011	21.19	21.61	21.17	21.36	391,602	-0.08(-0.39%)
Feb 18, 2011	21.60	21.60	21.14	21.44	375,538	+0.01(+0.04%)
Feb 17, 2011	21.34	21.59	21.08	21.43	1,341,877	-0.40(-1.85%)
Feb 16, 2011	21.87	21.87	21.54	21.83	202,039	+0.14(+0.64%)
Feb 15, 2011	22.03	22.25	21.70	21.70	364,376	-0.32(-1.46%)
Feb 14, 2011	22.07	22.39	21.82	22.02	287,201	+0.05(+0.21%)
Feb 11, 2011	21.68	22.05	21.68	21.97	192,012	+0.17(+0.76%)
Feb 10, 2011	21.49	21.91	21.46	21.81	221,788	+0.22(+1.02%)
Feb 09, 2011	21.82	22.22	21.53	21.59	293,165	-0.22(-1.01%)
Feb 08, 2011	21.92	21.96	21.57	21.81	476,110	-0.23(-1.04%)
Feb 07, 2011	22.13	22.27	21.95	22.04	321,562	+0.00(+0.00%)
Feb 04, 2011	21.80	22.09	21.65	22.04	508,470	+0.28(+1.31%)
Feb 03, 2011	21.96	22.12	21.23	21.75	786,636	-0.50(-2.23%)
Feb 02, 2011	22.57	22.62	21.97	22.25	515,921	-0.30(-1.34%)
Feb 01, 2011	21.44	22.94	21.44	22.55	885,444	+1.29(+6.07%)
Jan 31, 2011	21.33	21.53	21.18	21.26	512,946	+0.01(+0.06%)
Jan 28, 2011	21.81	22.04	21.23	21.25	388,710	-0.63(-2.90%)
Jan 27, 2011	22.18	22.25	21.85	21.88	228,244	-0.28(-1.28%)
Jan 26, 2011	21.95	22.51	21.95	22.16	360,462	+0.28(+1.26%)
Jan 25, 2011	21.95	22.11	21.55	21.89	256,631	-0.15(-0.67%)
Jan 24, 2011	21.98	22.23	21.85	22.04	336,555	+0.04(+0.17%)
Jan 21, 2011	21.71	22.05	21.36	22.00	657,216	-0.26(-1.16%)
Jan 20, 2011	22.49	22.73	22.26	22.26	241,392	-0.40(-1.74%)
Jan 19, 2011	22.75	23.07	22.59	22.65	490,272	-0.25(-1.07%)
Jan 18, 2011	22.88	22.95	22.54	22.90	267,518	+0.04(+0.19%)
Jan 14, 2011	22.62	22.96	22.56	22.85	259,777	+0.12(+0.53%)
Jan 13, 2011	22.64	22.76	22.52	22.73	234,597	+0.09(+0.41%)
Jan 12, 2011	22.90	22.98	22.61	22.64	330,230	-0.14(-0.60%)
Jan 11, 2011	22.50	23.40	22.38	22.78	942,904	+0.82(+3.72%)
Jan 10, 2011	21.66	22.05	21.57	21.96	489,457	+0.14(+0.63%)
Jan 07, 2011	22.16	22.24	21.56	21.82	473,126	-0.39(-1.78%)
Jan 06, 2011	22.39	22.40	22.09	22.22	511,315	-0.20(-0.90%)
Jan 05, 2011	22.54	22.60	22.35	22.42	466,043	-0.24(-1.05%)
Jan 04, 2011	23.28	23.42	22.43	22.66	415,881	-0.63(-2.72%)
Jan 03, 2011	23.19	23.41	23.19	23.29	296,814	+0.28(+1.20%)
Dec 31, 2010	23.23	23.52	22.98	23.02	481,400	-0.18(-0.79%)
Dec 30, 2010	23.74	23.74	23.20	23.20	903,740	-0.59(-2.47%)
Dec 29, 2010	23.91	23.92	23.65	23.79	205,537	-0.17(-0.69%)
Dec 28, 2010	23.95	24.09	23.54	23.96	182,687	+0.03(+0.11%)
Dec 27, 2010	24.41	24.41	23.73	23.93	236,980	-0.49(-1.99%)
Dec 23, 2010	24.95	24.95	23.55	24.42	350,431	+0.15(+0.61%)
Dec 22, 2010	24.25	24.37	24.07	24.27	194,515	-0.03(-0.11%)
Dec 21, 2010	24.17	24.37	24.17	24.30	706,302	+0.13(+0.53%)
Dec 20, 2010	24.30	24.35	24.12	24.17	766,192	-0.10(-0.42%)
Dec 17, 2010	23.73	24.29	23.65	24.27	1,109,665	+0.60(+2.52%)
Dec 16, 2010	23.29	23.70	23.00	23.67	474,035	+0.41(+1.78%)
Dec 15, 2010	23.18	23.48	23.07	23.26	636,261	-0.01(-0.04%)
Dec 14, 2010	23.37	23.40	23.13	23.27	288,703	-0.02(-0.08%)
Dec 13, 2010	23.17	23.52	23.17	23.29	299,120	+0.08(+0.36%)
Dec 10, 2010	22.77	23.33	22.65	23.20	289,853	+0.43(+1.90%)
Dec 09, 2010	22.95	22.95	22.45	22.77	442,171	-0.01(-0.04%)
Dec 08, 2010	22.61	22.95	22.58	22.78	375,345	+0.24(+1.06%)
Dec 07, 2010	22.63	22.66	22.39	22.54	320,331	+0.10(+0.45%)
Dec 06, 2010	22.25	22.54	22.25	22.44	312,212	+0.05(+0.20%)
Dec 03, 2010	21.94	22.45	21.72	22.39	340,865	+0.29(+1.33%)
Dec 02, 2010	21.69	22.11	21.56	22.10	417,334	+0.35(+1.60%)

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