Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	23.41	23.43	23.38	23.41	10,568	+0.02(+0.07%)
Mar 29, 2012	23.35	23.39	23.31	23.39	46,939	+0.01(+0.03%)
Mar 28, 2012	23.39	23.40	23.35	23.39	9,142	-0.04(-0.18%)
Mar 27, 2012	23.45	23.45	23.42	23.43	18,149	+0.02(+0.08%)
Mar 26, 2012	23.40	23.44	23.38	23.41	15,691	+0.05(+0.23%)
Mar 23, 2012	23.28	23.35	23.26	23.35	21,470	+0.08(+0.33%)
Mar 22, 2012	23.29	23.31	23.26	23.28	40,332	-0.06(-0.27%)
Mar 21, 2012	23.35	23.36	23.31	23.34	14,147	+0.01(+0.03%)
Mar 20, 2012	23.31	23.34	23.29	23.33	353,841	-0.05(-0.22%)
Mar 19, 2012	23.33	23.39	23.33	23.38	26,081	+0.04(+0.15%)
Mar 16, 2012	23.38	23.39	23.35	23.35	18,012	-0.03(-0.13%)
Mar 15, 2012	23.33	23.38	23.32	23.38	72,688	+0.06(+0.27%)
Mar 14, 2012	23.41	23.41	23.30	23.32	23,329	-0.08(-0.35%)
Mar 13, 2012	23.33	23.40	23.33	23.40	50,239	+0.07(+0.32%)
Mar 12, 2012	23.35	23.35	23.31	23.32	7,146	+0.02(+0.10%)
Mar 09, 2012	23.28	23.35	23.28	23.30	21,725	-0.02(-0.07%)
Mar 08, 2012	23.31	23.32	23.28	23.32	2,266	+0.10(+0.43%)
Mar 07, 2012	23.18	23.24	23.17	23.21	16,847	+0.07(+0.30%)
Mar 06, 2012	23.22	23.22	23.14	23.14	48,053	-0.16(-0.70%)
Mar 05, 2012	23.32	23.33	23.28	23.31	45,831	-0.06(-0.27%)
Mar 02, 2012	23.56	23.56	23.33	23.37	35,423	-0.04(-0.17%)
Mar 01, 2012	23.39	23.41	23.37	23.41	41,547	+0.05(+0.23%)
Feb 29, 2012	23.44	23.44	23.35	23.35	10,900	-0.09(-0.40%)
Feb 28, 2012	23.43	23.45	23.41	23.45	21,082	+0.05(+0.19%)
Feb 27, 2012	23.37	23.42	23.33	23.40	45,789	-0.01(-0.03%)
Feb 24, 2012	23.38	23.42	23.38	23.41	76,924	+0.03(+0.13%)
Feb 23, 2012	23.33	23.38	23.30	23.38	37,204	+0.05(+0.20%)
Feb 22, 2012	23.28	23.33	23.28	23.33	20,433	+0.05(+0.20%)
Feb 21, 2012	23.31	23.35	23.28	23.28	41,304	-0.03(-0.14%)
Feb 17, 2012	23.31	23.32	23.28	23.32	43,960	+0.00(+0.01%)
Feb 16, 2012	23.25	23.32	23.23	23.32	32,499	+0.10(+0.42%)
Feb 15, 2012	23.31	23.31	23.21	23.22	171,409	-0.02(-0.09%)
Feb 14, 2012	23.27	23.27	23.24	23.24	37,587	-0.05(-0.20%)
Feb 13, 2012	23.28	23.28	23.22	23.28	81,809	+0.07(+0.30%)
Feb 10, 2012	23.21	23.21	23.16	23.21	32,584	-0.05(-0.21%)
Feb 09, 2012	23.31	23.31	23.23	23.26	26,637	-0.01(-0.05%)
Feb 08, 2012	23.25	23.29	23.23	23.28	37,471	+0.04(+0.17%)
Feb 07, 2012	23.26	23.28	23.24	23.24	23,150	-0.03(-0.13%)
Feb 06, 2012	23.20	23.27	23.20	23.27	107,928	+0.01(+0.03%)
Feb 03, 2012	23.23	23.26	23.20	23.26	42,518	+0.07(+0.30%)
Feb 02, 2012	23.20	23.21	23.17	23.19	20,618	+0.02(+0.10%)
Feb 01, 2012	23.20	23.24	23.17	23.17	66,252	+0.02(+0.10%)
Jan 31, 2012	23.11	23.14	23.07	23.14	35,271	+0.04(+0.17%)
Jan 30, 2012	23.09	23.12	23.06	23.11	362,226	+0.00(+0.00%)
Jan 27, 2012	23.09	23.11	23.06	23.11	18,537	+0.02(+0.07%)
Jan 26, 2012	23.09	23.15	23.03	23.09	136,533	+0.02(+0.07%)
Jan 25, 2012	22.97	23.10	22.92	23.07	118,987	+0.10(+0.44%)
Jan 24, 2012	22.95	22.97	22.93	22.97	106,876	+0.04(+0.17%)
Jan 23, 2012	22.92	22.97	22.92	22.94	37,652	-0.00(-0.00%)
Jan 20, 2012	23.00	23.00	22.94	22.94	11,372	-0.03(-0.13%)
Jan 19, 2012	23.00	23.00	22.96	22.97	34,761	+0.00(+0.00%)
Jan 18, 2012	22.94	22.97	22.93	22.97	130,397	+0.08(+0.34%)
Jan 17, 2012	22.92	22.96	22.89	22.89	71,502	+0.02(+0.10%)
Jan 13, 2012	22.89	22.89	22.84	22.87	55,939	-0.01(-0.03%)
Jan 12, 2012	22.89	22.91	22.83	22.87	118,729	+0.01(+0.03%)
Jan 11, 2012	22.87	22.90	22.85	22.87	212,692	+0.03(+0.14%)
Jan 10, 2012	22.86	22.90	22.83	22.83	73,187	+0.03(+0.14%)
Jan 09, 2012	22.84	22.84	22.80	22.80	41,576	-0.01(-0.03%)
Jan 06, 2012	22.80	22.83	22.78	22.81	103,799	+0.03(+0.14%)
Jan 05, 2012	22.78	22.83	22.76	22.78	40,682	-0.03(-0.14%)

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