Year	DOD, current US$
1977	14000000
1978	133000000
1979	170000000
1980	294000000
1981	335000000
1982	378461000
1983	484325000
1984	459139000
1985	469868819
1986	459109463.5
1987	552400277.1
1988	613460840.9
1989	669062246.5
1990	1421032373.3
1991	1217977051.8
1992	1505383601.1
1993	976651336.8
1994	1339950444.5
1995	1365320074.3
1996	1653000272.4
1997	1795000000
1998	1960571161.6
1999	2202001038.1
2000	2364000981.6
2001	3300000000
2002	2395000000
2003	2614000000
2004	3587000000
2005	2838000000
2006	3215000000
2007	4283000000
2008	3077000000
2009	2999000000
2010	3567000000
2011	3370000000
2012	4127202000
2013	7159896000
2014	8005591000
2015	8379067000
2016	7854324000
2017	8763605000
2018	5546897000
2019	4963206000
2020	10154010000
2021	12856841000
2022	15514802000