Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	23.43	23.88	23.38	23.75	2,088,578	+0.47(+2.02%)
Feb 28, 2012	22.95	23.30	22.73	23.28	2,084,836	+0.37(+1.63%)
Feb 27, 2012	22.62	22.94	22.60	22.91	695,713	+0.21(+0.93%)
Feb 24, 2012	22.89	22.91	22.66	22.70	816,337	-0.19(-0.83%)
Feb 23, 2012	22.99	23.01	22.76	22.89	472,320	-0.02(-0.09%)
Feb 22, 2012	22.88	23.09	22.82	22.91	729,308	+0.02(+0.07%)
Feb 21, 2012	22.77	23.02	22.70	22.89	795,565	+0.12(+0.55%)
Feb 17, 2012	22.84	22.96	22.71	22.77	1,091,044	+0.02(+0.07%)
Feb 16, 2012	22.81	22.90	22.62	22.75	882,643	-0.07(-0.31%)
Feb 15, 2012	22.92	23.00	22.76	22.82	1,023,523	+0.05(+0.21%)
Feb 14, 2012	22.41	22.93	22.38	22.78	1,104,703	+0.33(+1.47%)
Feb 13, 2012	22.54	22.64	22.40	22.45	831,336	+0.02(+0.07%)
Feb 10, 2012	22.48	22.50	22.23	22.43	815,570	-0.18(-0.79%)
Feb 09, 2012	22.82	22.89	22.55	22.61	674,065	-0.10(-0.45%)
Feb 08, 2012	22.75	22.93	22.48	22.71	646,744	+0.05(+0.21%)
Feb 07, 2012	22.38	22.78	22.24	22.66	764,374	+0.20(+0.89%)
Feb 06, 2012	22.46	22.48	22.31	22.46	526,325	-0.08(-0.34%)
Feb 03, 2012	22.48	22.68	22.38	22.54	917,033	+0.08(+0.34%)
Feb 02, 2012	22.38	22.50	22.23	22.46	911,418	+0.13(+0.58%)
Feb 01, 2012	22.38	22.42	22.21	22.33	837,424	+0.16(+0.73%)
Jan 31, 2012	22.31	22.41	22.07	22.17	849,224	-0.02(-0.10%)
Jan 30, 2012	22.24	22.36	22.06	22.19	993,332	-0.15(-0.65%)
Jan 27, 2012	22.54	22.73	22.32	22.34	897,422	-0.22(-0.98%)
Jan 26, 2012	22.59	22.75	22.54	22.56	564,218	+0.09(+0.41%)
Jan 25, 2012	22.29	22.48	22.21	22.47	716,907	+0.17(+0.75%)
Jan 24, 2012	22.45	22.58	22.27	22.30	1,150,124	-0.29(-1.29%)
Jan 23, 2012	22.49	22.67	22.44	22.59	1,318,201	+0.30(+1.33%)
Jan 20, 2012	22.35	22.46	22.21	22.30	1,406,362	+0.03(+0.12%)
Jan 19, 2012	22.32	22.41	22.11	22.27	1,493,526	-0.10(-0.43%)
Jan 18, 2012	22.52	22.81	21.46	22.37	9,559,542	-0.18(-0.79%)
Jan 17, 2012	22.75	22.75	22.34	22.54	925,837	+0.09(+0.41%)
Jan 13, 2012	22.39	22.51	22.16	22.45	802,569	-0.05(-0.24%)
Jan 12, 2012	22.60	22.72	22.34	22.51	833,928	+0.02(+0.07%)
Jan 11, 2012	22.68	22.72	22.35	22.49	1,043,271	-0.26(-1.16%)
Jan 10, 2012	23.09	23.14	22.73	22.75	825,383	-0.23(-1.01%)
Jan 09, 2012	22.96	23.00	22.62	22.99	900,107	+0.02(+0.07%)
Jan 06, 2012	23.27	23.27	22.76	22.97	831,188	-0.29(-1.25%)
Jan 05, 2012	23.38	23.41	23.13	23.26	683,511	-0.19(-0.83%)
Jan 04, 2012	23.42	23.67	23.35	23.46	522,635	-0.13(-0.55%)
Dec 30, 2011	23.35	23.65	23.31	23.59	900,294	+0.23(+0.99%)
Dec 29, 2011	23.27	23.38	23.23	23.35	448,004	+0.15(+0.65%)
Dec 28, 2011	23.52	23.53	23.04	23.20	983,430	-0.27(-1.17%)
Dec 27, 2011	23.35	23.51	23.33	23.48	295,608	+0.16(+0.67%)
Dec 23, 2011	23.12	23.42	23.02	23.32	1,077,119	+0.19(+0.81%)
Dec 21, 2011	22.80	23.17	22.69	23.13	1,121,076	+0.42(+1.86%)
Dec 20, 2011	22.59	22.89	22.48	22.71	761,810	+0.34(+1.53%)
Dec 19, 2011	22.69	22.75	22.34	22.37	1,061,540	-0.21(-0.95%)
Dec 16, 2011	22.20	22.63	22.20	22.58	1,289,074	+0.35(+1.56%)
Dec 15, 2011	22.12	22.31	22.05	22.24	827,450	+0.30(+1.39%)
Dec 14, 2011	21.72	22.00	21.70	21.93	794,433	+0.01(+0.05%)
Dec 13, 2011	22.11	22.23	21.78	21.92	954,396	-0.21(-0.97%)
Dec 12, 2011	21.98	22.17	21.90	22.13	903,177	-0.13(-0.58%)
Dec 09, 2011	22.23	22.45	22.19	22.26	992,437	+0.03(+0.12%)
Dec 08, 2011	22.47	22.50	22.19	22.24	701,918	-0.27(-1.21%)
Dec 07, 2011	22.30	22.60	22.21	22.51	838,642	+0.11(+0.50%)
Dec 06, 2011	22.50	22.55	22.28	22.40	595,026	-0.01(-0.02%)
Dec 05, 2011	22.63	22.81	22.28	22.40	1,042,898	-0.23(-1.02%)
Dec 02, 2011	22.79	22.79	22.57	22.63	1,238,965	-0.06(-0.26%)

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