Year	DOD, current US$
1970	0
1971	0
1972	0
1973	0
1974	0
1975	2774559
1976	4333625.9
1977	13076353.2
1978	15303874.1
1979	49665975.7
1980	79723536.8
1981	104662489.6
1982	97370489.5
1983	117007521.1
1984	125338809.2
1985	145468559.4
1986	133270998.4
1987	116947237.1
1988	105710117.8
1989	100475417
1990	114986494.5
1991	115079528.4
1992	91938000
1993	86012324.1
1994	112255162.2
1995	115975950.7
1996	119436960
1997	105806832.5
1998	102175107.4
1999	102622569.9
2000	96841391.6
2001	86557278.7
2002	109479426.6
2003	118497191.7
2004	109519818.3
2005	90871557.4
2006	35971708.4
2007	48341427.7
2008	141586239.3
2009	230946818.6
2010	248247656.8
2011	246725008
2012	282957152.3
2013	295288121.5
2014	272520225.3
2015	254655708.3
2016	295934471.9
2017	318897834
2018	314065770.5
2019	339457406.9
2020	527901600.8
2021	673379585.3
2022	703510632.8