Year	DOD, current US$
1970	7670000
1971	5797638
1972	0
1973	0
1974	0
1975	1404840
1976	1405814.3
1977	3951451.6
1978	10259471.2
1979	30472477.6
1980	35689983.4
1981	32712409.3
1982	30871132.4
1983	23778095.2
1984	16037215.8
1985	14541982.4
1986	22116679.2
1987	20546452.8
1988	32467703.9
1989	40133132.2
1990	42625738.9
1991	48863490.7
1992	62414000
1993	58243062.6
1994	55668458.3
1995	47798086.3
1996	37641479.7
1997	27523349.9
1998	19667363.5
1999	30902062.2
2000	24850402.5
2001	19643946.6
2002	31706725.4
2003	48958253.6
2004	62271042
2005	77748000.2
2006	103347766.8
2007	119857221.7
2008	138003571.2
2009	206685011.5
2010	223366699.6
2011	240746434.9
2012	248682069.7
2013	254214571.1
2014	238348709.9
2015	217599887
2016	193649645.6
2017	188076863.4
2018	166351188.8
2019	149136356.3
2020	132373634.4
2021	399936738.4
2022	376431821.6