MONTANA BOARD OF INVESTMENTS
STIP YIELD AND DAILY FACTOR CALCULATIONS
		DAILY NET		DAILY		MTD DAILY
DATE		YIELD		FACTOR		FACTOR
10/01/09		0.3204315539571		0.000008348		0.0000083478
10/02/09		0.3195768222126		0.000008330		0.0000166782
10/03/09		0.3195753215998		0.000008330		0.0000250087
10/04/09		0.3195733007495		0.000008330		0.0000333392
10/05/09		0.3296848208944		0.000008593		0.0000419323
10/06/09		0.3162079949832		0.000008244		0.0000501760
10/07/09		0.2822732230202		0.000007357		0.0000575334
10/08/09		0.2792827849135		0.000007276		0.0000648095
10/09/09		0.2795856181317		0.000007284		0.0000720936
10/10/09		0.2795849468367		0.000007284		0.0000793778
10/11/09		0.2795833978756		0.000007284		0.0000866619
10/12/09		0.2800549122899		0.000007296		0.0000939583
10/13/09		1.5995678775984		0.000041673		0.0001356316
10/14/09		0.2971460425189		0.000007750		0.0001433811
10/15/09		0.2756153753148		0.000007141		0.0001505221
10/16/09		0.2800769815824		0.000007341		0.0001578630
10/17/09		0.2800756546076		0.000007341		0.0001652038
10/18/09		0.2800743276457		0.000007341		0.0001725446
10/19/09		0.2804195669633		0.000007347		0.0001798914
10/20/09		0.2761680698401		0.000007233		0.0001871247
10/21/09		0.2742517459284		0.000007183		0.0001943078
10/22/09		0.2709429484472		0.000007095		0.0002014025
10/23/09		0.2708131898129		0.000007088		0.0002084906
10/24/09		0.2708108444216		0.000007088		0.0002155787
10/25/09		0.2708094029230		0.000007088		0.0002226668
10/26/09		0.2667554715358		0.000006983		0.0002296499
10/27/09		0.2607763316968		0.000006825		0.0002364753
10/28/09		0.2537113699381		0.000006643		0.0002431182
10/29/09		0.2524499093597		0.000006609		0.0002497275
10/30/09		0.2421701676946		0.000006336		0.0002560639
10/31/09		0.0952559443178		0.000002495		0.0002585589
Average		0.3194615
=	Monthly Security Lending Income and Rebate