Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	23.57	23.57	23.49	23.49	10,838	-0.09(-0.40%)
Feb 28, 2012	23.57	23.59	23.55	23.58	20,962	+0.05(+0.19%)
Feb 27, 2012	23.50	23.55	23.46	23.54	45,528	-0.01(-0.03%)
Feb 24, 2012	23.51	23.55	23.51	23.54	76,486	+0.03(+0.13%)
Feb 23, 2012	23.46	23.51	23.43	23.51	36,993	+0.05(+0.20%)
Feb 22, 2012	23.41	23.46	23.41	23.46	20,317	+0.05(+0.20%)
Feb 21, 2012	23.44	23.49	23.41	23.42	41,069	-0.03(-0.14%)
Feb 17, 2012	23.44	23.46	23.41	23.45	43,710	+0.00(+0.01%)
Feb 16, 2012	23.38	23.46	23.36	23.45	32,314	+0.10(+0.42%)
Feb 15, 2012	23.44	23.44	23.35	23.35	170,433	-0.02(-0.09%)
Feb 14, 2012	23.40	23.40	23.37	23.37	37,373	-0.05(-0.20%)
Feb 13, 2012	23.42	23.42	23.36	23.42	81,343	+0.07(+0.30%)
Feb 10, 2012	23.35	23.35	23.29	23.35	32,398	-0.05(-0.21%)
Feb 09, 2012	23.44	23.44	23.36	23.40	26,486	-0.01(-0.05%)
Feb 08, 2012	23.39	23.42	23.37	23.41	37,258	+0.04(+0.17%)
Feb 07, 2012	23.39	23.42	23.37	23.37	23,018	-0.03(-0.13%)
Feb 06, 2012	23.33	23.40	23.33	23.40	107,314	+0.01(+0.03%)
Feb 03, 2012	23.36	23.39	23.33	23.39	42,276	+0.07(+0.30%)
Feb 02, 2012	23.34	23.34	23.30	23.32	20,500	+0.02(+0.10%)
Feb 01, 2012	23.33	23.37	23.30	23.30	65,875	+0.02(+0.10%)
Jan 31, 2012	23.24	23.28	23.21	23.28	35,070	+0.04(+0.17%)
Jan 30, 2012	23.22	23.25	23.19	23.24	360,164	+0.00(+0.00%)
Jan 27, 2012	23.22	23.25	23.19	23.24	18,431	+0.02(+0.07%)
Jan 26, 2012	23.22	23.28	23.17	23.22	135,755	+0.02(+0.07%)
Jan 25, 2012	23.11	23.23	23.05	23.21	118,309	+0.10(+0.44%)
Jan 24, 2012	23.08	23.11	23.06	23.11	106,268	+0.04(+0.17%)
Jan 23, 2012	23.05	23.10	23.05	23.07	37,438	-0.00(-0.00%)
Jan 20, 2012	23.13	23.13	23.07	23.07	11,308	-0.03(-0.13%)
Jan 19, 2012	23.14	23.14	23.09	23.10	34,563	+0.00(+0.00%)
Jan 18, 2012	23.07	23.11	23.06	23.10	129,654	+0.08(+0.34%)
Jan 17, 2012	23.05	23.09	23.02	23.02	71,095	+0.02(+0.10%)
Jan 13, 2012	23.02	23.02	22.97	23.00	55,621	-0.01(-0.03%)
Jan 12, 2012	23.02	23.04	22.97	23.00	118,053	+0.01(+0.03%)
Jan 11, 2012	23.00	23.03	22.98	23.00	211,481	+0.03(+0.14%)
Jan 10, 2012	22.99	23.03	22.97	22.97	72,771	+0.03(+0.14%)
Jan 09, 2012	22.97	22.97	22.93	22.93	41,340	-0.01(-0.03%)
Jan 06, 2012	22.93	22.97	22.91	22.94	103,208	+0.03(+0.14%)
Jan 05, 2012	22.91	22.96	22.89	22.91	40,450	-0.03(-0.14%)
Jan 04, 2012	22.91	22.94	22.89	22.94	23,391	+0.05(+0.20%)
Dec 30, 2011	22.93	22.93	22.86	22.89	94,848	-0.02(-0.10%)
Dec 29, 2011	22.88	22.92	22.84	22.92	101,553	+0.07(+0.31%)
Dec 28, 2011	22.86	22.86	22.83	22.85	18,462	-0.11(-0.48%)
Dec 27, 2011	22.96	22.96	22.93	22.96	43,142	+0.02(+0.07%)
Dec 23, 2011	22.92	22.94	22.87	22.94	21,859	+0.07(+0.31%)
Dec 21, 2011	22.87	22.87	22.81	22.87	12,997	-0.02(-0.10%)
Dec 20, 2011	22.82	22.90	22.79	22.89	33,880	+0.20(+0.86%)
Dec 19, 2011	22.80	22.81	22.70	22.70	15,128	-0.05(-0.24%)
Dec 16, 2011	22.68	22.81	22.68	22.75	45,716	+0.02(+0.07%)
Dec 15, 2011	22.73	22.78	22.71	22.74	225,434	-0.01(-0.03%)
Dec 14, 2011	22.72	22.75	22.70	22.75	30,306	-0.03(-0.14%)
Dec 13, 2011	22.83	22.84	22.75	22.78	28,736	-0.03(-0.14%)
Dec 12, 2011	22.83	22.83	22.75	22.81	96,771	-0.05(-0.24%)
Dec 09, 2011	22.82	22.87	22.82	22.86	122,828	+0.06(+0.27%)
Dec 08, 2011	22.87	22.87	22.78	22.80	72,671	-0.07(-0.31%)
Dec 07, 2011	22.88	22.91	22.82	22.87	22,904	-0.02(-0.07%)
Dec 06, 2011	22.84	22.89	22.83	22.89	85,845	-0.04(-0.17%)
Dec 05, 2011	22.82	23.07	22.82	22.93	132,922	+0.07(+0.31%)
Dec 02, 2011	22.84	22.86	22.80	22.86	177,702	+0.06(+0.27%)

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