Date	Open	High	Low	Close	Volume	Change (%)
Feb 29, 2012	21.88	21.94	21.84	21.86	51,387	+0.01(+0.04%)
Feb 28, 2012	21.81	21.85	21.79	21.85	50,822	+0.04(+0.19%)
Feb 27, 2012	21.68	21.86	21.64	21.81	51,754	+0.04(+0.18%)
Feb 24, 2012	21.76	21.83	21.76	21.77	47,679	+0.02(+0.11%)
Feb 23, 2012	21.64	21.77	21.59	21.74	173,908	+0.11(+0.49%)
Feb 22, 2012	21.64	21.67	21.61	21.64	35,746	-0.04(-0.18%)
Feb 21, 2012	21.75	21.77	21.64	21.68	46,225	-0.05(-0.24%)
Feb 17, 2012	21.78	21.80	21.71	21.73	457,801	+0.01(+0.04%)
Feb 16, 2012	21.50	21.74	21.50	21.72	40,617	+0.21(+0.98%)
Feb 15, 2012	21.58	21.67	21.49	21.51	44,434	-0.05(-0.25%)
Feb 14, 2012	21.48	21.56	21.45	21.56	52,775	+0.05(+0.25%)
Feb 13, 2012	21.48	21.54	21.46	21.51	69,745	+0.15(+0.68%)
Feb 10, 2012	21.37	21.37	21.31	21.36	55,135	-0.14(-0.63%)
Feb 09, 2012	21.41	21.51	21.34	21.50	52,709	+0.09(+0.41%)
Feb 08, 2012	21.44	21.50	21.34	21.41	250,749	+0.00(+0.00%)
Feb 07, 2012	21.35	21.46	21.34	21.41	44,183	+0.05(+0.25%)
Feb 06, 2012	21.29	21.38	21.27	21.36	49,623	+0.02(+0.07%)
Feb 03, 2012	21.33	21.40	21.28	21.34	38,793	+0.19(+0.90%)
Feb 02, 2012	21.16	21.17	21.10	21.15	131,225	+0.08(+0.39%)
Feb 01, 2012	21.02	21.16	21.02	21.07	109,259	+0.15(+0.74%)
Jan 31, 2012	21.03	21.03	20.84	20.92	136,889	+0.02(+0.07%)
Jan 30, 2012	20.80	20.96	20.80	20.90	1,177,574	-0.11(-0.51%)
Jan 27, 2012	21.01	21.11	20.94	21.01	101,433	-0.13(-0.62%)
Jan 26, 2012	21.31	21.34	21.10	21.14	73,030	-0.13(-0.63%)
Jan 25, 2012	20.94	21.27	20.94	21.27	155,604	+0.29(+1.37%)
Jan 24, 2012	20.92	20.99	20.87	20.99	124,004	-0.01(-0.04%)
Jan 23, 2012	21.02	21.06	20.91	20.99	77,128	-0.07(-0.33%)
Jan 20, 2012	21.06	21.07	20.95	21.06	57,402	+0.01(+0.03%)
Jan 19, 2012	21.05	21.11	20.96	21.06	107,868	+0.03(+0.15%)
Jan 18, 2012	20.89	21.04	20.87	21.03	67,597	+0.11(+0.51%)
Jan 17, 2012	20.99	21.06	20.91	20.92	81,592	+0.07(+0.35%)
Jan 13, 2012	20.86	20.87	20.74	20.85	215,818	-0.09(-0.43%)
Jan 12, 2012	20.96	20.96	20.81	20.94	323,270	+0.07(+0.32%)
Jan 11, 2012	20.90	20.91	20.82	20.87	176,175	-0.10(-0.46%)
Jan 10, 2012	20.99	21.00	20.92	20.97	61,179	+0.14(+0.68%)
Jan 09, 2012	20.84	20.86	20.78	20.83	38,139	+0.05(+0.25%)
Jan 06, 2012	20.90	20.90	20.75	20.78	189,361	-0.11(-0.52%)
Jan 05, 2012	20.70	20.90	20.70	20.89	86,675	+0.08(+0.38%)
Jan 04, 2012	20.74	20.82	20.71	20.81	63,773	+0.08(+0.41%)
Dec 30, 2011	20.79	20.79	20.71	20.72	38,344	-0.07(-0.35%)
Dec 29, 2011	20.69	20.82	20.69	20.79	217,808	+0.20(+0.97%)
Dec 28, 2011	20.80	20.80	20.59	20.59	61,153	-0.21(-1.00%)
Dec 27, 2011	20.84	20.85	20.78	20.80	68,284	+0.00(+0.02%)
Dec 23, 2011	20.66	20.80	20.63	20.80	52,154	+0.07(+0.34%)
Dec 21, 2011	20.55	20.74	20.55	20.73	33,177	+0.27(+1.33%)
Dec 20, 2011	20.30	20.48	20.30	20.46	78,818	+0.39(+1.96%)
Dec 19, 2011	20.21	20.32	20.03	20.06	496,373	-0.11(-0.52%)
Dec 16, 2011	20.27	20.38	20.15	20.17	59,692	-0.01(-0.06%)
Dec 15, 2011	20.18	20.24	20.12	20.18	35,641	+0.19(+0.94%)
Dec 14, 2011	20.15	20.17	19.98	19.99	46,128	-0.19(-0.96%)
Dec 13, 2011	20.44	20.54	20.18	20.19	34,558	-0.21(-1.02%)
Dec 12, 2011	20.45	20.47	20.24	20.40	29,390	-0.22(-1.07%)
Dec 09, 2011	20.37	20.64	20.37	20.62	38,095	+0.31(+1.55%)
Dec 08, 2011	20.50	20.55	20.29	20.30	106,831	-0.30(-1.48%)
Dec 07, 2011	20.60	20.66	20.41	20.61	291,004	+0.00(+0.01%)
Dec 06, 2011	20.56	20.70	20.52	20.60	67,420	+0.02(+0.10%)
Dec 05, 2011	20.70	20.70	20.50	20.58	111,154	+0.15(+0.72%)
Dec 02, 2011	20.60	20.61	20.43	20.44	112,466	+0.02(+0.08%)

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