Year DOD, current US$ 1970 47352000 1971 57084000 1972 64170000 1973 67409000 1974 66481000 1975 69386000 1976 68564000 1977 65676000 1978 62602000 1979 59388000 1980 55799000 1981 51883000 1982 47880000 1983 43765000 1984 43842000 1985 48970000 1986 54366000 1987 56854000 1988 41789000 1989 31338000 1990 27045000 1991 19822000 1992 12426000 1993 6879000 1994 3526000 1995 0