Year	DOD, current US$
1977	7000000
1978	11000000
1979	38000000
1980	16000000
1981	4167632
1982	7403820.5
1983	21792004.6
1984	17954774.3
1985	13262609.2
1986	11904905.3
1987	14765746.2
1988	5481041.2
1989	5083321
1990	6095000
1991	10761620.1
1992	10994565.3
1993	18935405.3
1994	16217255.8
1995	35719179.1
1996	31090453.9
1997	182014000
1998	50520000
1999	51000004.6
2000	50000000
2001	50844000
2002	45899912.1
2003	80983129
2004	1307858.1
2005	6855342.4
2006	7725024.5
2007	7274490.2
2008	7484268.8
2009	9510727.2
2010	6912209.1
2011	7818819.9
2012	6138014.7
2013	5721899.9
2014	5434078.1
2015	7091994.4
2016	4097730.8
2017	4803547.1
2018	3633664.8
2019	4209000
2020	7989799.1
2021	9820079.4
2022	9832000