MONTANA BOARD OF INVESTMENTS
STIP YIELD AND DAILY FACTOR CALCULATIONS
		DAILY NET		DAILY		MTD DAILY
DATE		YIELD		FACTOR		FACTOR
12/01/08		2.030379268		0.000052533		0.0000525332
12/02/08		1.983424017		0.000051346		0.0001038789
12/03/08		1.967959779		0.000050959		0.0001548378
12/04/08		1.970875834		0.000051036		0.0002058741
12/05/08		1.967744398		0.000050967		0.0002568412
12/06/08		1.967672071		0.000050967		0.0003078083
12/07/08		1.967599589		0.000050967		0.0003587754
12/08/08		1.998610651		0.000051798		0.0004105730
12/09/08		1.971408013		0.000051152		0.0004617254
12/10/08		5.790632421		0.000150272		0.0006119972
12/11/08		1.949502437		0.000050602		0.0006625994
12/12/08		1.918302309		0.000049805		0.0007124039
12/13/08		1.918237217		0.000049805		0.0007622085
12/14/08		1.918171974		0.000049805		0.0008120130
12/15/08		1.788877042		0.000046416		0.0008584293
12/16/08		1.786884567		0.000046409		0.0009048386
12/17/08		1.714681669		0.000044567		0.0009494055
12/18/08		1.647010399		0.000043236		0.0009926419
12/19/08		1.676156393		0.000043577		0.0010362192
12/20/08		1.676107748		0.000043577		0.0010797965
12/21/08		1.676059258		0.000043577		0.0011233739
12/22/08		1.650365969		0.000042894		0.0011662674
12/23/08		1.684509272		0.000043770		0.0012100379
12/24/08		1.645677060		0.000042804		0.0012528417
12/25/08		1.645631294		0.000042804		0.0012956455
12/26/08		1.624585077		0.000042291		0.0013379365
12/27/08		1.624541050		0.000042291		0.0013802276
12/28/08		1.624496876		0.000042291		0.0014225187
12/29/08		1.600295397		0.000041675		0.0014641938
12/30/08		1.565681710		0.000040783		0.0015049764
12/31/08		1.198124946		0.000031190		0.0015361663
Average		1.9080712
=	Monthly Lump-Sum Security Lending Income