Year	DOD, current US$
1974	29924.6
1975	55958.2
1976	249106.6
1977	359192.1
1978	613174.1
1979	1034919
1980	1420619.5
1981	1436346.7
1982	1496507.2
1983	1445394
1984	1458152.8
1985	2027328.1
1986	2622323
1987	3469982.4
1988	177813.1
1989	2000
1990	160634.5
1991	158332.5
1992	0
1993	0
1994	0
1995	0
1996	89153.5
1997	83653.5
1998	168963.6
1999	241561.8
2000	2300972.2
2001	2000000
2002	9000000
2003	0
2004	3000000
2005	57000000
2006	102000000
2007	168000000
2008	149000000
2009	204000000
2010	56000000
2011	57000000
2012	59139638.8
2013	802225758.2
2014	823374428.2
2015	698664177.4
2016	721981108.2
2017	744867398.6
2018	403797290
2019	584909246.8
2020	984685454.2
2021	861090265.2
2022	750346133.2