Year	DOD, current US$
1970	402122588.1
1971	432364315.1
1972	535905146.8
1973	573939123.7
1974	708698193.9
1975	993879992.3
1976	1214102930.2
1977	2485664571.4
1978	4088901233.8
1979	4637392148.3
1980	6108962611.2
1981	7772614471
1982	7807592417
1983	7692947367.7
1984	8400083081.3
1985	8792328903.3
1986	9418379203.6
1987	10553615498.1
1988	10808842407.5
1989	11376129174.6
1990	12162488782.2
1991	12520879954.5
1992	12262380672.7
1993	14119666467.1
1994	18104800381.1
1995	17000779726.1
1996	17448118080.5
1997	18355380902.4
1998	18513032219.1
1999	19100416764.2
2000	17174293325
2001	17805836810.2
2002	19577250174.5
2003	19967129789.1
2004	20622972717.6
2005	20423092328
2006	20385516556.2
2007	21108482826.1
2008	19022237670.9
2009	13366010557.9
2010	15377007843.6
2011	16167801266.2
2012	16249091445.6
2013	19080458389.2
2014	24971316036.7
2015	28392958561
2016	35382005444.4
2017	41157198885.5
2018	44959257840.5
2019	51895193768.6
2020	56423149419.3
2021	58070204212.9
2022	60684713935.4