Short-Range Actuarial Projections
of the Old-Age, Survivors, and
Disability Insurance Program, 2005

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ACTUARIAL STUDY NO. 119
by Chris Motsiopoulos
and Richard B. Tucker

Table II.3.—Interest Rates  for Special Public-Debt Obligations Issuable to the OASI and DI Trust Funds
(Calendar years 1975-2014)
[Percent]
Calendar
year
January
February
March
April
May
June
July
August
September
October
November
December
Average
nominal
rate
OASDI
effective
rate
1975
7.125
7.125
6.875
7.250
7.625
7.375
7.375
7.500
7.625
7.875
7.375
7.625
7.396
6.593
1976
7.250
7.250
7.250
7.125
7.125
7.500
7.375
7.250
7.125
7.125
6.875
6.500
7.146
6.731
1977
6.375
7.125
7.125
7.125
7.125
7.125
7.000
7.125
7.000
7.125
7.375
7.375
7.083
6.958
1978
7.625
7.750
7.875
8.000
8.000
8.250
8.375
8.375
8.250
8.375
8.875
8.625
8.198
7.199
1979
9.000
8.750
9.000
8.875
9.000
8.750
8.500
8.750
9.000
9.250
10.500
10.000
9.115
7.524
1980
10.000
10.750
12.375
12.250
10.375
9.750
9.625
10.125
11.125
11.500
12.000
12.125
11.000
8.568
1981
11.875
12.125
12.875
12.500
13.500
13.000
13.250
14.000
14.875
15.250
14.250
12.500
13.333
9.947
1982
13.500
13.750
13.625
13.625
13.250
13.250
13.875
13.250
12.250
11.625
10.625
10.750
12.781
11.178
1983
10.500
10.875
10.375
10.625
10.250
10.750
10.875
11.750
11.875
11.375
11.625
11.500
11.031
10.768
1984
11.750
11.500
11.875
12.375
12.625
13.750
13.750
12.875
12.750
12.375
11.625
11.500
12.396
11.601
1985
11.500
11.125
11.875
11.625
11.375
10.375
10.250
10.625
10.375
10.375
10.125
9.750
10.781
11.213
1986
9.125
9.250
8.375
7.625
7.625
8.375
7.750
7.750
7.250
7.750
7.625
7.375
7.990
11.091
1987
7.500
7.375
7.375
7.625
8.375
8.625
8.500
8.750
9.000
9.625
9.000
9.000
8.396
10.063
1988
8.875
8.250
8.125
8.625
8.875
9.250
8.875
9.125
9.250
8.875
8.625
9.125
8.823
9.773
1989
9.250
9.000
9.375
9.375
9.125
8.750
8.250
7.875
8.375
8.500
8.000
8.000
8.656
9.572
1990
8.125
8.500
8.625
8.750
9.125
8.750
8.500
8.375
8.875
8.875
8.625
8.375
8.625
9.324
1991
8.125
8.125
8.125
8.125
8.125
8.125
8.250
8.250
7.875
7.500
7.500
7.375
7.958
9.090
1992
6.875
7.250
7.375
7.625
7.625
7.375
7.125
6.750
6.625
6.500
6.875
7.000
7.083
8.744
1993
6.875
6.500
6.250
6.250
6.125
6.250
5.875
5.875
5.625
5.625
5.625
5.875
6.063
8.322
1994
6.000
5.750
6.250
6.875
7.125
7.250
7.375
7.125
7.250
7.750
7.875
8.000
7.052
8.040
1995
8.000
7.750
7.375
7.375
7.250
6.500
6.500
6.625
6.500
6.375
6.250
6.000
6.875
7.846
1996
5.875
5.875
6.375
6.625
6.875
7.000
6.875
6.875
7.125
6.875
6.500
6.250
6.594
7.615
1997
6.625
6.625
6.750
7.125
6.875
6.875
6.750
6.250
6.625
6.375
6.125
6.125
6.594
7.500
1998
6.000
5.750
5.875
6.000
6.000
5.875
5.750
5.750
5.375
4.875
5.125
5.125
5.625
7.228
1999
5.000
5.000
5.625
5.625
5.625
6.000
6.125
6.250
6.250
6.250
6.250
6.375
5.865
6.948
2000
6.625
6.750
6.500
6.250
6.375
6.500
6.250
6.125
6.000
6.000
5.875
5.625
6.240
6.851
2001
5.375
5.375
5.250
5.250
5.500
5.625
5.625
5.250
5.125
4.875
4.500
5.000
5.229
6.634
2002
5.250
5.250
5.125
5.625
5.250
5.250
5.000
4.750
4.375
3.875
4.125
4.500
4.865
6.395
2003
4.000
4.125
3.875
4.000
4.000
3.500
3.625
4.500
4.500
4.000
4.375
4.375
4.073
6.002
2004
4.250
4.125
4.000
3.875
4.500
4.625
4.625
4.500
4.125
4.125
4.125
4.375
4.271
5.678
2005
4.000
3.875
3.875
3.625
3.875
4.000
4.250
4.375
4.500
4.625
4.625
4.750
4.198
5.449
2006
4.875
4.875
5.000
5.000
5.000
5.125
5.125
5.125
5.250
5.250
5.250
5.375
5.104
5.322
2007
5.500
5.500
5.500
5.500
5.500
5.500
5.500
5.500
5.500
5.500
5.500
5.625
5.510
5.325
2008
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.361
2009
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.625
5.394
2010
5.625
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.740
5.436
2011
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.483
2012
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.520
2013
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.559
2014
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.750
5.597

Sources:

Note: Future estimates based on 2005 Trustees Report intermediate set of assumptions. See tables V.A3 and V.B3 for low cost and high cost alternatives, respectively.


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