Year	DOD, current US$
1978	0
1979	0
1980	0
1981	900000
1982	2700000
1983	3500000
1984	3100000
1985	3030000
1986	3460000
1987	2198923
1988	1682125
1989	1437691
1990	667227.5
1991	0
1992	0
1993	0
1994	0
1995	0
1996	0
1997	0
1998	0
1999	898170.5
2000	852624.3
2001	822404.1
2002	889669.9
2003	972418.8
2004	1016289.7
2005	935314.3
2006	984479.4
2007	1034115.6
2008	1007952.7
2009	15533152.2
2010	24868875.7
2011	34372094.6
2012	34638033.9
2013	34935352.4
2014	31789679.9
2015	27729854.6
2016	23572857.4
2017	21021645.4
2018	17113690.3
2019	14974618.3
2020	25342964
2021	71650806.9
2022	67932920.2