Year	DOD, current US$
1970	5471000
1971	11941000
1972	32590000
1973	49774000
1974	62247000
1975	105960000
1976	169511000
1977	201755000
1978	240337000
1979	273693000
1980	308255000
1981	351379000
1982	423577000
1983	506354000
1984	582948000
1985	750865000
1986	931183000
1987	1128299000
1988	973045000
1989	889011000
1990	871482000
1991	783086000
1992	656246000
1993	566289000
1994	501277000
1995	435115000
1996	312445000
1997	213218000
1998	154375000
1999	90768000
2000	47399000
2001	23458000
2002	12834000
2003	5876000
2004	1114000
2005	4000
2006	0
2019	0
2020	296154000
2021	297316000
2022	579576000