Date	Open	High	Low	Close	Volume	Change (%)
Mar 30, 2012	43.36	43.38	43.36	43.36	14,142	-0.03(-0.06%)
Mar 29, 2012	43.35	43.39	43.35	43.39	84,535	+0.01(+0.02%)
Mar 28, 2012	43.38	43.38	43.36	43.38	51,267	+0.00(+0.00%)
Mar 27, 2012	43.34	43.38	43.34	43.38	35,351	+0.03(+0.06%)
Mar 26, 2012	43.35	43.35	43.34	43.35	23,261	-0.00(-0.00%)
Mar 23, 2012	43.32	43.35	43.32	43.35	24,065	+0.02(+0.04%)
Mar 22, 2012	43.33	43.35	43.33	43.34	15,309	+0.00(+0.00%)
Mar 21, 2012	43.33	43.34	43.31	43.34	29,917	+0.04(+0.08%)
Mar 20, 2012	43.29	43.32	43.29	43.30	28,188	+0.01(+0.02%)
Mar 19, 2012	43.36	43.36	43.29	43.29	45,173	-0.02(-0.04%)
Mar 16, 2012	43.31	43.32	43.29	43.31	71,084	+0.01(+0.02%)
Mar 15, 2012	43.33	43.35	43.30	43.30	82,726	-0.01(-0.02%)
Mar 14, 2012	43.34	43.34	43.30	43.31	32,377	-0.04(-0.10%)
Mar 13, 2012	43.35	43.36	43.35	43.35	44,231	-0.03(-0.08%)
Mar 12, 2012	43.36	43.40	43.35	43.39	72,219	+0.02(+0.05%)
Mar 09, 2012	43.35	43.39	43.35	43.37	21,153	-0.02(-0.05%)
Mar 08, 2012	43.39	43.40	43.37	43.39	29,427	+0.01(+0.02%)
Mar 07, 2012	43.38	43.41	43.38	43.38	22,468	+0.00(+0.00%)
Mar 06, 2012	43.39	43.41	43.38	43.38	53,275	+0.01(+0.02%)
Mar 05, 2012	43.41	43.41	43.36	43.37	194,079	-0.04(-0.10%)
Mar 02, 2012	43.40	43.42	43.40	43.41	23,491	+0.01(+0.02%)
Mar 01, 2012	43.40	43.41	43.38	43.41	40,710	-0.00(-0.00%)
Feb 29, 2012	43.39	43.41	43.39	43.41	28,254	+0.01(+0.02%)
Feb 28, 2012	43.40	43.42	43.40	43.40	30,624	-0.01(-0.02%)
Feb 27, 2012	43.41	43.42	43.39	43.41	25,146	+0.01(+0.02%)
Feb 24, 2012	43.41	43.41	43.38	43.40	38,629	+0.01(+0.03%)
Feb 23, 2012	43.38	43.40	43.37	43.38	53,391	-0.01(-0.03%)
Feb 22, 2012	43.39	43.41	43.38	43.40	47,484	+0.00(+0.01%)
Feb 21, 2012	43.41	43.43	43.38	43.39	53,886	-0.01(-0.02%)
Feb 17, 2012	43.41	43.41	43.38	43.40	43,718	+0.01(+0.01%)
Feb 16, 2012	43.42	43.43	43.39	43.40	62,400	-0.03(-0.08%)
Feb 15, 2012	43.41	43.46	43.40	43.43	54,734	+0.01(+0.02%)
Feb 14, 2012	43.41	43.42	43.40	43.42	50,583	+0.02(+0.04%)
Feb 13, 2012	43.41	43.44	43.40	43.41	42,701	-0.01(-0.02%)
Feb 10, 2012	43.45	43.45	43.40	43.42	62,552	-0.01(-0.02%)
Feb 09, 2012	43.47	43.47	43.41	43.42	87,786	-0.03(-0.06%)
Feb 08, 2012	43.43	43.46	43.43	43.45	49,999	-0.03(-0.08%)
Feb 07, 2012	43.47	43.48	43.46	43.48	50,104	+0.02(+0.04%)
Feb 06, 2012	43.47	43.48	43.44	43.47	43,886	+0.03(+0.08%)
Feb 03, 2012	43.48	43.48	43.38	43.43	299,729	-0.06(-0.14%)
Feb 02, 2012	43.49	43.49	43.48	43.49	46,339	+0.00(+0.00%)
Feb 01, 2012	43.53	43.53	43.46	43.49	174,020	+0.01(+0.02%)
Jan 31, 2012	43.48	43.51	43.47	43.48	73,096	-0.02(-0.06%)
Jan 30, 2012	43.48	43.53	43.48	43.51	80,259	+0.01(+0.02%)
Jan 27, 2012	43.49	43.50	43.48	43.50	8,111	+0.02(+0.04%)
Jan 26, 2012	43.50	43.50	43.48	43.49	17,973	-0.01(-0.02%)
Jan 25, 2012	43.49	43.50	43.47	43.49	30,840	+0.02(+0.04%)
Jan 24, 2012	43.44	43.49	43.44	43.48	53,779	+0.02(+0.05%)
Jan 23, 2012	43.46	43.46	43.44	43.45	26,440	-0.00(-0.01%)
Jan 20, 2012	43.48	43.48	43.45	43.46	32,316	-0.00(-0.00%)
Jan 19, 2012	43.48	43.48	43.44	43.46	36,829	+0.01(+0.02%)
Jan 18, 2012	43.49	43.49	43.45	43.45	67,617	-0.03(-0.08%)
Jan 17, 2012	43.45	43.49	43.45	43.48	62,652	+0.02(+0.04%)
Jan 13, 2012	43.48	43.48	43.46	43.47	24,868	+0.00(+0.00%)
Jan 12, 2012	43.44	43.47	43.44	43.47	21,560	-0.00(-0.00%)
Jan 11, 2012	43.43	43.47	43.43	43.47	39,409	+0.02(+0.04%)
Jan 10, 2012	43.44	43.45	43.42	43.45	17,352	+0.02(+0.05%)
Jan 09, 2012	43.44	43.44	43.41	43.43	79,477	-0.02(-0.04%)
Jan 06, 2012	43.41	43.44	43.41	43.44	34,531	+0.02(+0.04%)
Jan 05, 2012	43.43	43.43	43.41	43.42	25,302	+0.01(+0.02%)

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