Year	DOD, current US$
1974	0
1975	0
1976	28768000
1977	30008000
1978	30038826.3
1979	23868348.4
1980	30930957.3
1981	75149598.2
1982	71160285
1983	67562637.8
1984	33933996.5
1985	28917356.6
1986	15089395.2
1987	11976327.7
1988	6120243.6
1989	3039652.1
1990	61047763.3
1991	61272471.4
1992	58898125
1993	44126987
1994	15633533.2
1995	49559577
1996	50817507.4
1997	47682493.6
1998	45549771.6
1999	34285299.1
2000	51054528.4
2001	119188273.2
2002	128936876.8
2003	135357007.3
2004	78708099.8
2005	13292211
2006	13990920
2007	14696325
2008	14324511
2009	196736185.8
2010	193265013
2011	192667660.1
2012	192874711.8
2013	193261143.8
2014	181816337.9
2015	173900873.1
2016	168705569.8
2017	178720301.5
2018	174535997.2
2019	173536313.7
2020	559823711.2
2021	897083666.3
2022	853017621.7