Year	DOD, current US$
1970	4878977.4
1971	1998751.4
1972	3384478.7
1973	7914015.3
1974	12310096.7
1975	24074478.2
1976	47677144.2
1977	87491537.9
1978	126802922
1979	156078453.5
1980	189831300.7
1981	196579659
1982	218308574.3
1983	240503861.8
1984	290096525.8
1985	365597855.9
1986	451264931.1
1987	605111630.7
1988	653567381.9
1989	623297105
1990	711728808
1991	809899702.6
1992	857063267.2
1993	908962809.2
1994	955151668.6
1995	1032504216.9
1996	1045357833.6
1997	1112854511.6
1998	1227864434.5
1999	1311799009.3
2000	1289758077.6
2001	1299040552.2
2002	1452031421.5
2003	1555052246.9
2004	1670716289.3
2005	1526467033.2
2006	433571511
2007	619217476.9
2008	928908920.7
2009	1101366314.6
2010	1233314075.5
2011	1460707197.2
2012	1814518289.8
2013	2314567423.3
2014	2909860018.3
2015	3451961693
2016	4318716827.6
2017	5076087515.8
2018	5681082350.9
2019	6514940151.8
2020	8193642650.5
2021	9317675644.8
2022	9690063879.9