Year	DOD, current US$
1970	304130000
1971	364986972
1972	451781350
1973	291706696
1974	310165112
1975	789953400
1976	2082530506.6
1977	2108166037.1
1978	2049010964.3
1979	2711188512.2
1980	3202680941.3
1981	5658998150
1982	7505240587.599999
1983	12998938467.2
1984	15025977031.9
1985	17513269436.7
1986	19377509135.2
1987	21212929317.6
1988	18056095271.100002
1989	15046580052.8
1990	14579574749.900002
1991	13014334432.1
1992	12257650625
1993	14567394459.200003
1994	17247369540.199997
1995	37169615838.7
1996	37528729224.3
1997	38903787587.7
1998	55273474912.5
1999	65730787630.799995
2000	53364190099.8
2001	70702693252.99998
2002	90257640648.79999
2003	102328937248.09996
2004	93497193163.20003
2005	49420258659.4
2006	27746187956.999996
2007	24498816633.9
2008	25542525556.7
2009	65522681217.600006
2010	65356046358.1
2011	63170100319.899994
2012	60428055894.399994
2013	56268869103.2
2014	50224173601.700005
2015	50217379555.799995
2016	50386551842.80001
2017	54304585285.1
2018	80909296746.50002
2019	97094005866.19998
2020	118290229938.70001
2021	240103887651.4
2022	238063767378.99997