Year	DOD, current US$
1970	13270000
1971	2779000
1972	0
1973	0
1974	0
1975	0
1976	0
1977	29100000
1978	31300000
1979	31600000
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	183120000
1987	270552648.6
1988	276823947
1989	270335853.6
1990	176025721.8
1991	257620452.8
1992	290193750
1993	284738978
1994	302626895.4
1995	292999073.1
1996	237267718.6
1997	173228853
1998	129221956.3
1999	122707881.5
2000	76848237.6
2001	43034205.4
2002	46554043.4
2003	50884070.7
2004	53179721.4
2005	48942492.6
2006	51515169.2
2007	54112500.8
2008	52743465.6
2009	427627867.3
2010	420082889.1
2011	418784476.4
2012	419234526.3
2013	572226396.8
2014	1536676499.3
2015	1767535381.1
2016	1987080971.7
2017	2105458564.1
2018	2280234765.6
2019	2132216102.5
2020	2824003514.3
2021	3396078058.1
2022	3108823094.9