Year	DOD, current US$
1970	981947821.4
1971	1017279724.6
1972	1050172114.5
1973	1218593242
1974	1451065680
1975	1631097348.4
1976	1468081463.3
1977	1698452346.3
1978	1443098518.8
1979	1725519727
1980	1933418149.2
1981	2335978753.2
1982	2881171635.6
1983	3493302522.8
1984	3636693776
1985	4149647658.3
1986	4267673178.1
1987	4776923102.6
1988	4639058353.6
1989	4666126898.8
1990	4790819213.8
1991	4618745880.4
1992	4638275929.9
1993	4425210373.2
1994	4651072788.5
1995	4622579407.2
1996	4101953169.9
1997	3825332634.2
1998	3952122370.6
1999	4034619275.2
2000	4827985734.6
2001	5484756485.7
2002	5608139724.4
2003	5726989401.2
2004	6523560517.1
2005	6597422418.3
2006	8091063793.3
2007	10530735850.5
2008	10437770844.1
2009	11123704259.7
2010	14193366149.2
2011	14294408940.2
2012	14253978535.3
2013	12896250612.8
2014	14084362820.6
2015	14075342975.2
2016	14025942394.7
2017	14604848916.3
2018	16391872500.9
2019	16010597889.2
2020	15914077389
2021	17782171681
2022	17560209001.6