Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	23.50	23.52	23.46	23.50	10,528	+0.02(+0.07%)
Mar 29, 2012	23.44	23.48	23.40	23.48	46,761	+0.01(+0.03%)
Mar 28, 2012	23.48	23.49	23.44	23.47	9,107	-0.04(-0.18%)
Mar 27, 2012	23.54	23.54	23.51	23.52	18,080	+0.02(+0.08%)
Mar 26, 2012	23.49	23.53	23.47	23.50	15,632	+0.05(+0.23%)
Mar 23, 2012	23.36	23.44	23.35	23.44	21,389	+0.08(+0.33%)
Mar 22, 2012	23.38	23.40	23.34	23.36	40,180	-0.06(-0.27%)
Mar 21, 2012	23.44	23.45	23.40	23.43	14,093	+0.01(+0.03%)
Mar 20, 2012	23.39	23.43	23.38	23.42	352,503	-0.05(-0.22%)
Mar 19, 2012	23.42	23.48	23.42	23.47	25,982	+0.04(+0.15%)
Mar 16, 2012	23.47	23.47	23.43	23.43	17,944	-0.03(-0.13%)
Mar 15, 2012	23.42	23.47	23.41	23.47	72,414	+0.06(+0.27%)
Mar 14, 2012	23.50	23.50	23.39	23.40	23,241	-0.08(-0.35%)
Mar 13, 2012	23.42	23.49	23.42	23.49	50,049	+0.07(+0.32%)
Mar 12, 2012	23.43	23.43	23.40	23.41	7,119	+0.02(+0.10%)
Mar 09, 2012	23.37	23.43	23.37	23.39	21,643	-0.02(-0.07%)
Mar 08, 2012	23.40	23.40	23.37	23.40	2,258	+0.10(+0.43%)
Mar 07, 2012	23.27	23.33	23.26	23.30	16,783	+0.07(+0.30%)
Mar 06, 2012	23.31	23.31	23.23	23.23	47,871	-0.16(-0.70%)
Mar 05, 2012	23.41	23.42	23.37	23.40	45,658	-0.06(-0.27%)
Mar 02, 2012	23.64	23.64	23.42	23.46	35,289	-0.04(-0.17%)
Mar 01, 2012	23.47	23.50	23.46	23.50	41,390	+0.05(+0.23%)
Feb 29, 2012	23.53	23.53	23.44	23.44	10,859	-0.09(-0.40%)
Feb 28, 2012	23.52	23.54	23.50	23.54	21,002	+0.05(+0.19%)
Feb 27, 2012	23.46	23.50	23.42	23.49	45,616	-0.01(-0.03%)
Feb 24, 2012	23.47	23.51	23.47	23.50	76,633	+0.03(+0.13%)
Feb 23, 2012	23.42	23.47	23.39	23.47	37,064	+0.05(+0.20%)
Feb 22, 2012	23.36	23.42	23.36	23.42	20,356	+0.05(+0.20%)
Feb 21, 2012	23.40	23.44	23.36	23.37	41,148	-0.03(-0.14%)
Feb 17, 2012	23.40	23.41	23.36	23.41	43,794	+0.00(+0.01%)
Feb 16, 2012	23.33	23.41	23.32	23.40	32,376	+0.10(+0.42%)
Feb 15, 2012	23.40	23.40	23.30	23.30	170,761	-0.02(-0.09%)
Feb 14, 2012	23.36	23.36	23.33	23.33	37,445	-0.05(-0.20%)
Feb 13, 2012	23.37	23.37	23.31	23.37	81,500	+0.07(+0.30%)
Feb 10, 2012	23.30	23.30	23.25	23.30	32,461	-0.05(-0.21%)
Feb 09, 2012	23.40	23.40	23.32	23.35	26,537	-0.01(-0.05%)
Feb 08, 2012	23.34	23.38	23.32	23.36	37,330	+0.04(+0.17%)
Feb 07, 2012	23.35	23.37	23.33	23.33	23,062	-0.03(-0.13%)
Feb 06, 2012	23.29	23.36	23.29	23.36	107,520	+0.01(+0.03%)
Feb 03, 2012	23.32	23.35	23.29	23.35	42,357	+0.07(+0.30%)
Feb 02, 2012	23.29	23.29	23.26	23.28	20,540	+0.02(+0.10%)
Feb 01, 2012	23.29	23.33	23.26	23.26	66,002	+0.02(+0.10%)
Jan 31, 2012	23.19	23.23	23.16	23.23	35,137	+0.04(+0.17%)
Jan 30, 2012	23.18	23.21	23.14	23.19	360,857	+0.00(+0.00%)
Jan 27, 2012	23.18	23.20	23.15	23.19	18,467	+0.02(+0.07%)
Jan 26, 2012	23.18	23.24	23.12	23.18	136,017	+0.02(+0.07%)
Jan 25, 2012	23.06	23.19	23.01	23.16	118,537	+0.10(+0.44%)
Jan 24, 2012	23.04	23.06	23.01	23.06	106,472	+0.04(+0.17%)
Jan 23, 2012	23.01	23.05	23.01	23.02	37,510	-0.00(-0.00%)
Jan 20, 2012	23.08	23.08	23.02	23.02	11,329	-0.03(-0.13%)
Jan 19, 2012	23.09	23.09	23.05	23.05	34,630	+0.00(+0.00%)
Jan 18, 2012	23.02	23.06	23.01	23.05	129,904	+0.08(+0.34%)
Jan 17, 2012	23.01	23.05	22.98	22.98	71,232	+0.02(+0.10%)
Jan 13, 2012	22.98	22.98	22.93	22.95	55,728	-0.01(-0.03%)
Jan 12, 2012	22.98	23.00	22.92	22.96	118,280	+0.01(+0.03%)
Jan 11, 2012	22.95	22.98	22.94	22.95	211,888	+0.03(+0.14%)
Jan 10, 2012	22.94	22.98	22.92	22.92	72,911	+0.03(+0.14%)
Jan 09, 2012	22.93	22.93	22.88	22.89	41,419	-0.01(-0.03%)
Jan 06, 2012	22.88	22.92	22.87	22.90	103,406	+0.03(+0.14%)
Jan 05, 2012	22.87	22.91	22.84	22.87	40,528	-0.03(-0.14%)

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