Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	23.90	24.06	23.90	23.97	17,805,736	+0.04(+0.18%)
Feb 28, 2012	23.85	23.93	23.81	23.93	6,759,630	+0.08(+0.33%)
Feb 27, 2012	23.77	23.89	23.69	23.85	7,680,947	+0.00(+0.00%)
Feb 24, 2012	23.80	23.86	23.78	23.85	6,461,041	+0.08(+0.33%)
Feb 23, 2012	23.59	23.80	23.59	23.77	5,933,602	+0.12(+0.52%)
Feb 22, 2012	23.71	23.72	23.59	23.64	5,105,120	-0.06(-0.27%)
Feb 21, 2012	23.85	23.85	23.67	23.71	7,705,418	-0.14(-0.57%)
Feb 17, 2012	23.88	23.95	23.80	23.85	4,888,349	+0.02(+0.09%)
Feb 16, 2012	23.69	23.85	23.67	23.82	5,803,176	+0.15(+0.64%)
Feb 15, 2012	23.75	23.80	23.61	23.67	7,389,896	-0.01(-0.03%)
Feb 14, 2012	23.53	23.69	23.53	23.68	6,486,384	+0.06(+0.24%)
Feb 13, 2012	23.59	23.65	23.57	23.62	7,524,343	+0.10(+0.43%)
Feb 10, 2012	23.46	23.52	23.43	23.52	6,344,613	-0.05(-0.21%)
Feb 09, 2012	23.46	23.60	23.41	23.57	8,285,269	+0.13(+0.55%)
Feb 08, 2012	23.50	23.50	23.36	23.44	6,508,615	+0.01(+0.03%)
Feb 07, 2012	23.36	23.50	23.35	23.44	15,540,442	+0.02(+0.09%)
Feb 06, 2012	23.38	23.46	23.35	23.41	10,231,341	-0.01(-0.06%)
Feb 03, 2012	23.43	23.55	23.38	23.43	9,236,572	+0.07(+0.31%)
Feb 02, 2012	23.31	23.38	23.27	23.36	7,558,982	+0.09(+0.37%)
Feb 01, 2012	23.20	23.38	23.20	23.27	13,224,581	+0.17(+0.72%)
Jan 31, 2012	23.20	23.20	22.97	23.10	8,144,071	+0.01(+0.06%)
Jan 30, 2012	23.14	23.17	23.00	23.09	13,368,971	-0.15(-0.65%)
Jan 27, 2012	23.30	23.37	23.15	23.24	7,877,645	-0.16(-0.68%)
Jan 26, 2012	23.55	23.59	23.33	23.40	9,375,301	-0.09(-0.37%)
Jan 25, 2012	23.15	23.51	23.13	23.49	10,761,081	+0.27(+1.15%)
Jan 24, 2012	23.23	23.27	23.20	23.22	8,159,146	-0.13(-0.56%)
Jan 23, 2012	23.31	23.37	23.23	23.35	30,221,250	-0.02(-0.09%)
Jan 20, 2012	23.33	23.41	23.25	23.37	15,274,707	+0.01(+0.03%)
Jan 19, 2012	23.34	23.41	23.24	23.36	8,265,090	+0.04(+0.19%)
Jan 18, 2012	23.26	23.34	23.21	23.32	7,135,794	+0.05(+0.22%)
Jan 17, 2012	23.38	23.38	23.27	23.27	9,353,092	+0.09(+0.37%)
Jan 13, 2012	23.15	23.21	23.04	23.18	7,748,433	-0.02(-0.09%)
Jan 12, 2012	23.27	23.31	23.14	23.20	6,561,735	-0.01(-0.03%)
Jan 11, 2012	23.21	23.28	23.15	23.21	7,464,194	-0.10(-0.43%)
Jan 10, 2012	23.40	23.40	23.29	23.31	7,006,140	+0.08(+0.34%)
Jan 09, 2012	23.25	23.26	23.17	23.23	4,581,727	+0.04(+0.16%)
Jan 06, 2012	23.38	23.38	23.15	23.20	8,825,553	-0.15(-0.65%)
Jan 05, 2012	23.32	23.37	23.20	23.35	6,325,994	-0.01(-0.06%)
Jan 04, 2012	23.37	23.41	23.29	23.36	9,503,819	-0.07(-0.31%)
Dec 30, 2011	23.54	23.54	23.41	23.44	4,069,072	-0.11(-0.46%)
Dec 29, 2011	23.43	23.57	23.43	23.54	4,001,049	+0.12(+0.52%)
Dec 28, 2011	23.57	23.57	23.38	23.42	5,056,223	-0.12(-0.49%)
Dec 27, 2011	23.50	23.60	23.48	23.54	5,404,792	+0.04(+0.18%)
Dec 23, 2011	23.33	23.52	23.31	23.49	7,247,557	+0.16(+0.68%)
Dec 21, 2011	22.98	23.37	22.98	23.33	11,070,231	+0.25(+1.06%)
Dec 20, 2011	22.86	23.12	22.81	23.09	8,178,671	+0.47(+2.07%)
Dec 19, 2011	22.74	22.92	22.58	22.62	6,417,345	-0.09(-0.41%)
Dec 16, 2011	22.92	22.92	22.67	22.71	12,985,546	-0.02(-0.11%)
Dec 15, 2011	22.60	22.79	22.59	22.74	10,054,754	+0.23(+1.02%)
Dec 14, 2011	22.57	22.70	22.48	22.51	7,908,325	-0.11(-0.51%)
Dec 13, 2011	22.80	22.87	22.42	22.62	9,037,997	-0.05(-0.22%)
Dec 12, 2011	22.72	22.82	22.55	22.67	8,240,332	-0.21(-0.91%)
Dec 09, 2011	22.75	22.92	22.71	22.88	5,434,850	+0.24(+1.04%)
Dec 08, 2011	22.82	22.85	22.61	22.65	7,252,276	-0.26(-1.15%)
Dec 07, 2011	22.82	22.99	22.71	22.91	8,325,357	+0.06(+0.25%)
Dec 06, 2011	22.80	22.95	22.75	22.85	8,383,698	+0.03(+0.13%)
Dec 05, 2011	22.94	22.94	22.69	22.82	10,042,176	+0.14(+0.60%)
Dec 02, 2011	22.88	22.91	22.69	22.69	7,957,844	-0.08(-0.35%)

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