Effective Interest Rates, 1940-79

Historical document

Estimated Effective Interest Rates Earned By the
Assets of the OASI and DI Trust Funds, 1940-79
[Percent]
Calendar year	OASI	DI	OASDI	Calendar year	OASI	DI	OASDI


1940............	2.4	--	2.4	1960............	2.6	2.6	2.6
1941............	2.4	--	2.4	1961............	2.7	2.9	2.8
1942............	2.3	--	2.3	1962............	2.8	2.9	2.8
1943............	2.1	--	2.1	1963............	2.9	3.0	2.9
1944............	2.0	--	2.0	1964............	3.1	3.2	3.1
1945............	2.1	--	2.1	1965............	3.2	3.4	3.2
1946............	2.0	--	2.0	1966............	3.5	3.7	3.5
1947............	1.9	--	1.9	1967............	3.7	4.1	3.8
1948............	2.8	--	2.8	1968............	3.9	4.4	4.0
1949............	1.3	--	1.3	1969............	4.4	5.1	4.4
1950............	2.0	--	2.0	1970............	5.0	5.8	5.1
1951............	2.9	--	2.9	1971............	5.2	6.0	5.3
1952............	2.2	--	2.2	1972............	5.3	6.0	5.4
1953............	2.3	--	2.3	1973............	5.7	6.2	5.8
1954............	2.3	--	2.3	1974............	6.2	6.5	6.2
1955............	2.2	--	2.2	1975............	6.6	6.7	6.6
1956............	2.4	--	2.4	1976............	6.7	6.8	6.7
1957............	2.5	2.3	2.5	1977............	6.9	7.1	7.0
1958............	2.5	2.4	2.5	1978............	7.2	7.5	7.2
1959............	2.6	2.5	2.6	1979............	7.4	8.0	7.5

OASI refers to the Old-Age and Survivors Insurance Trust Fund, DI refers to the Disability Insurance Trust Fund, and OASDI refers to the two funds combined

Return to table of more recent effective interest rates or to page on trust fund data.


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