Year	DOD, current US$
1970	939559305.4
1971	1260807888.7
1972	1549785827.5
1973	2991368810.9
1974	3365980296.4
1975	4632815496.7
1976	6114379902.6
1977	10598959726.9
1978	15733600491
1979	18505548616.7
1980	19363299072.8
1981	18370318142.2
1982	17639470178.6
1983	16367488197.1
1984	15890285871.5
1985	18260741782.4
1986	22649736536.7
1987	24448828591.3
1988	26101327226.2
1989	27248503765.9
1990	28153911739.3
1991	28489965549.1
1992	27351247767.3
1993	26274665108.1
1994	30239373924.7
1995	33048876968.7
1996	33651326322.4
1997	30896804008.7
1998	30686949509
1999	28203525381.3
2000	25461612754.1
2001	22747999963
2002	23038017583.3
2003	23769718848.8
2004	22415754059.3
2005	17082006705.4
2006	5899284213
2007	6130383257.9
2008	6240543720.9
2009	7414292616.4
2010	7252969908.9
2011	6053727067.1
2012	5515694091.7
2013	5245606715.5
2014	5521188948.6
2015	4671396332.7
2016	5463001796.7
2017	5706818288.8
2018	5710491550
2019	5492379098.5
2020	5177878073.5
2021	7378779146.5
2022	7129257355.9