Date	Open	High	Low	Close	Volume	Change (%)
Jul 31, 2012	19.66	19.66	19.66	19.66	29,331	+0.07(+0.35%)
Jul 30, 2012	19.59	19.59	19.59	19.59	29,225	+0.05(+0.27%)
Jul 27, 2012	19.63	19.63	19.54	19.54	168,367	-0.02(-0.12%)
Jul 26, 2012	19.58	19.59	19.55	19.56	14,144	-0.01(-0.04%)
Jul 25, 2012	19.67	19.67	19.56	19.57	26,266	-0.04(-0.20%)
Jul 24, 2012	19.68	19.68	19.58	19.61	33,327	-0.01(-0.03%)
Jul 23, 2012	19.65	19.65	19.61	19.62	14,995	-0.01(-0.04%)
Jul 20, 2012	19.68	19.68	19.62	19.62	67,123	+0.01(+0.07%)
Jul 19, 2012	19.65	19.65	19.59	19.61	12,003	+0.01(+0.04%)
Jul 18, 2012	19.62	19.70	19.59	19.60	32,536	+0.05(+0.27%)
Jul 17, 2012	19.70	19.70	19.55	19.55	230,570	-0.07(-0.35%)
Jul 16, 2012	19.69	19.69	19.61	19.62	21,501	+0.03(+0.15%)
Jul 13, 2012	19.57	19.62	19.57	19.59	39,766	+0.02(+0.12%)
Jul 12, 2012	19.59	19.59	19.56	19.56	44,861	-0.02(-0.12%)
Jul 11, 2012	19.61	19.61	19.57	19.59	52,120	+0.02(+0.08%)
Jul 10, 2012	19.57	19.59	19.56	19.57	96,014	+0.02(+0.08%)
Jul 09, 2012	19.52	19.57	19.52	19.55	20,405	+0.01(+0.03%)
Jul 06, 2012	19.51	19.59	19.51	19.55	43,291	+0.05(+0.27%)
Jul 05, 2012	19.48	19.54	19.48	19.50	62,840	+0.02(+0.12%)
Jul 03, 2012	19.45	19.54	19.45	19.47	37,937	-0.01(-0.04%)
Jul 02, 2012	19.52	19.53	19.43	19.48	878,860	-0.05(-0.27%)
Jun 29, 2012	19.46	19.53	19.46	19.53	64,287	+0.02(+0.12%)
Jun 28, 2012	19.50	19.51	19.46	19.51	32,181	+0.04(+0.19%)
Jun 27, 2012	19.48	19.48	19.46	19.47	10,935	+0.01(+0.04%)
Jun 26, 2012	19.42	19.50	19.42	19.46	21,598	-0.03(-0.15%)
Jun 25, 2012	19.52	19.52	19.46	19.50	98,010	+0.03(+0.16%)
Jun 22, 2012	19.54	19.54	19.44	19.46	67,185	-0.06(-0.31%)
Jun 21, 2012	19.58	19.60	19.52	19.53	58,890	-0.07(-0.35%)
Jun 20, 2012	19.69	19.69	19.59	19.59	11,129	-0.03(-0.15%)
Jun 19, 2012	19.71	19.71	19.62	19.62	35,138	-0.02(-0.08%)
Jun 18, 2012	19.68	19.68	19.62	19.64	35,555	+0.00(+0.00%)
Jun 15, 2012	19.54	19.64	19.54	19.64	7,702	+0.11(+0.58%)
Jun 14, 2012	19.60	19.60	19.53	19.53	70,980	-0.03(-0.15%)
Jun 13, 2012	19.50	19.59	19.50	19.56	69,618	+0.03(+0.15%)
Jun 12, 2012	19.53	19.59	19.50	19.53	64,617	-0.05(-0.23%)
Jun 11, 2012	19.57	19.60	19.55	19.57	49,275	+0.02(+0.12%)
Jun 08, 2012	19.61	19.61	19.55	19.55	8,737	+0.02(+0.12%)
Jun 07, 2012	19.53	19.53	19.53	19.53	12,861	+0.03(+0.15%)
Jun 06, 2012	19.52	19.52	19.48	19.50	10,402	-0.05(-0.27%)
Jun 05, 2012	19.55	19.55	19.55	19.55	255,099	+0.05(+0.23%)
Jun 04, 2012	19.56	19.56	19.50	19.50	47,058	-0.08(-0.39%)
Jun 01, 2012	19.60	19.60	19.52	19.58	14,671	-0.10(-0.50%)
May 31, 2012	19.61	19.68	19.61	19.68	9,495	+0.05(+0.27%)
May 30, 2012	19.61	19.62	19.61	19.62	6,789	+0.05(+0.27%)
May 29, 2012	19.62	19.65	19.57	19.57	39,521	-0.00(-0.02%)
May 25, 2012	19.62	19.64	19.57	19.57	3,395	-0.02(-0.10%)
May 24, 2012	19.59	19.59	19.59	19.59	26,525	-0.02(-0.08%)
May 23, 2012	19.59	19.61	19.59	19.61	6,791	-0.01(-0.04%)
May 22, 2012	19.63	19.63	19.58	19.62	36,187	-0.03(-0.15%)
May 21, 2012	19.65	19.67	19.61	19.65	11,701	+0.01(+0.04%)
May 18, 2012	19.59	19.65	19.58	19.64	107,547	+0.01(+0.04%)
May 17, 2012	19.55	19.64	19.55	19.63	21,249	+0.03(+0.15%)
May 16, 2012	19.62	19.62	19.60	19.60	48,574	-0.03(-0.15%)
May 15, 2012	19.65	19.65	19.63	19.63	22,554	-0.01(-0.04%)
May 14, 2012	19.58	19.64	19.58	19.64	44,237	+0.04(+0.19%)
May 11, 2012	19.60	19.62	19.59	19.60	52,371	+0.01(+0.04%)
May 10, 2012	19.59	19.61	19.59	19.59	42,767	-0.02(-0.08%)
May 09, 2012	19.63	19.65	19.59	19.61	155,655	+0.02(+0.08%)
May 08, 2012	19.60	19.62	19.59	19.59	65,536	+0.02(+0.08%)
May 07, 2012	19.64	19.64	19.56	19.58	57,949	-0.01(-0.04%)
May 04, 2012	19.58	19.59	19.57	19.59	53,934	+0.00(+0.00%)
May 03, 2012	19.61	19.61	19.57	19.59	47,275	-0.02(-0.08%)
May 02, 2012	19.61	19.61	19.59	19.60	89,507	+0.02(+0.08%)

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