Date	Open	High	Low	Close	Volume	Change (%)
Apr 30, 2013	20.61	20.63	20.61	20.63	659	+0.02(+0.10%)
Apr 29, 2013	20.61	20.61	20.61	20.61	957	+0.03(+0.15%)
Apr 26, 2013	20.59	20.59	20.58	20.58	11,396	+0.00(+0.00%)
Apr 25, 2013	20.61	20.61	20.58	20.58	25,277	-0.06(-0.29%)
Apr 24, 2013	20.64	20.65	20.64	20.64	1,208	+0.01(+0.05%)
Apr 23, 2013	20.65	20.65	20.63	20.63	12,756	+0.00(+0.00%)
Apr 22, 2013	20.65	20.65	20.62	20.63	9,955	+0.00(+0.00%)
Apr 19, 2013	20.63	20.63	20.63	20.63	600	+0.04(+0.19%)
Apr 18, 2013	20.59	20.59	20.59	20.59	396	-0.02(-0.10%)
Apr 17, 2013	20.57	20.61	20.57	20.61	24,011	+0.01(+0.05%)
Apr 16, 2013	20.60	20.60	20.60	20.60	375	-0.03(-0.15%)
Apr 15, 2013	20.60	20.65	20.60	20.63	2,937	+0.03(+0.15%)
Apr 12, 2013	20.60	20.60	20.60	20.60	1,549	+0.02(+0.10%)
Apr 11, 2013	20.58	20.59	20.56	20.58	5,642	-0.01(-0.05%)
Apr 10, 2013	20.62	20.62	20.57	20.59	30,777	+0.02(+0.10%)
Apr 09, 2013	20.56	20.58	20.56	20.57	3,275	-0.01(-0.05%)
Apr 08, 2013	20.57	20.58	20.57	20.58	2,761	+0.01(+0.05%)
Apr 05, 2013	20.57	20.57	20.55	20.57	2,381	+0.02(+0.10%)
Apr 04, 2013	20.56	20.56	20.55	20.55	1,290	-0.01(-0.05%)
Apr 03, 2013	20.57	20.57	20.52	20.56	8,288	-0.01(-0.05%)
Apr 02, 2013	20.57	20.57	20.57	20.57	1,612	+0.01(+0.05%)
Apr 01, 2013	20.58	20.58	20.56	20.56	5,096	+0.01(+0.05%)
Mar 28, 2013		20.55	20.55	20.55	0	+0.02(+0.10%)
Mar 27, 2013	20.53	20.56	20.53	20.53	34,431	-0.01(-0.05%)
Mar 26, 2013	20.56	20.56	20.54	20.54	15,081	+0.00(+0.00%)
Mar 25, 2013	20.56	20.56	20.54	20.54	861	-0.04(-0.19%)
Mar 22, 2013	20.60	20.60	20.58	20.58	667	+0.00(+0.00%)
Mar 21, 2013	20.60	20.61	20.58	20.58	1,794	-0.03(-0.15%)
Mar 20, 2013	20.61	20.61	20.61	20.61	986	+0.06(+0.29%)
Mar 19, 2013	20.58	20.59	20.55	20.55	4,330	-0.05(-0.24%)
Mar 18, 2013	20.59	20.60	20.57	20.60	1,309	+0.01(+0.05%)
Mar 15, 2013		20.59	20.59	20.59	120	+0.00(+0.00%)
Mar 14, 2013	20.60	20.60	20.59	20.59	2,390	-0.01(-0.05%)
Mar 13, 2013	20.54	20.60	20.54	20.60	1,514	+0.06(+0.29%)
Mar 12, 2013	20.54	20.54	20.54	20.54	13,396	+0.03(+0.15%)
Mar 11, 2013	20.56	20.56	20.51	20.51	2,258	+0.01(+0.05%)
Mar 08, 2013	20.52	20.52	20.50	20.50	11,850	+0.00(+0.00%)
Mar 07, 2013	20.50	20.50	20.50	20.50	1,831	+0.02(+0.10%)
Mar 06, 2013	20.48	20.48	20.48	20.48	3,079	+0.02(+0.10%)
Mar 05, 2013	20.45	20.46	20.45	20.46	32,581	+0.00(+0.00%)
Mar 04, 2013	20.45	20.46	20.45	20.46	4,262	+0.02(+0.10%)
Mar 01, 2013	20.45	20.45	20.44	20.44	1,451	-0.01(-0.05%)
Feb 28, 2013	20.44	20.45	20.44	20.45	2,548	+0.00(+0.00%)
Feb 27, 2013	20.46	20.46	20.44	20.45	32,020	+0.04(+0.20%)
Feb 26, 2013	20.45	20.45	20.41	20.41	3,469	-0.10(-0.49%)
Feb 22, 2013	20.53	20.53	20.51	20.51	5,216	+0.05(+0.24%)
Feb 21, 2013	20.50	20.50	20.46	20.46	21,600	-0.02(-0.10%)
Feb 20, 2013	20.49	20.49	20.48	20.48	11,241	-0.01(-0.05%)
Feb 19, 2013	20.50	20.50	20.49	20.49	4,225	+0.00(+0.00%)
Feb 15, 2013		20.49	20.49	20.49	0	+0.01(+0.05%)
Feb 14, 2013	20.48	20.48	20.48	20.48	15,292	+0.04(+0.20%)
Feb 13, 2013	20.44	20.44	20.44	20.44	8,686	-0.01(-0.05%)
Feb 12, 2013	20.45	20.45	20.44	20.45	7,870	+0.01(+0.05%)
Feb 11, 2013		20.44	20.44	20.44	77	+0.00(+0.00%)
Feb 08, 2013		20.44	20.44	20.44	552	+0.00(+0.00%)
Feb 07, 2013	20.44	20.44	20.44	20.44	472	-0.06(-0.29%)
Feb 06, 2013	20.50	20.50	20.50	20.50	1,909	-0.01(-0.05%)
Feb 04, 2013	20.51	20.51	20.51	20.51	865	-0.05(-0.24%)

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