Year	DOD, current US$
1970	0
1971	0
1972	0
1973	74796800
1974	608514556
1975	817523224
1976	472063147.3
1977	151960221
1978	0
1979	0
1980	1013962428.7
1981	1623734675.6
1982	3524446378
1983	4636427497.6
1984	4406542876.9
1985	4663026863.5
1986	4536691007.2
1987	4113563559.9
1988	2678419377.8
1989	1582264409.9
1990	2771330298.7
1991	3598349793.5
1992	4720474000
1993	4901188815.2
1994	4033829654.8
1995	2415513565.4
1996	1361208912.1
1997	671083198.4
1998	298150359.5
1999	961333449.8
2000	887503204.7
2001	856046774.1
2002	926064238.4
2003	1012198184.9
2004	1057863821.7
2005	973575845.9
2006	1024752148
2007	1076418892.5
2008	1049185715.9
2009	6236675801.4
2010	6126637175.9
2011	6107700666.3
2012	6114264353.3
2013	6126514519.9
2014	5763720183.6
2015	5512793757.6
2016	5348098577.2
2017	5665573406.3
2018	5532927685.8
2019	5501236937.5
2020	5729759547.2
2021	23160228301.7
2022	22022564456.1