Year	DOD, current US$
1970	320912.2
1971	656917.5
1972	1486751.1
1973	3032007.9
1974	3818752.3
1975	4493813.6
1976	6975476.5
1977	128383258.9
1978	121782288.1
1979	191911511.4
1980	246884428.2
1981	116479656
1982	186281897.9
1983	172127787.6
1984	194164679.5
1985	678972321.5
1986	701171311.7
1987	896678025.8
1988	585137963.4
1989	757322928
1990	731824647.9
1991	775492887.9
1992	876459477
1993	947796007.2
1994	601775088.4
1995	1010316051.2
1996	515645566.4
1997	732018423
1998	826645398.2
1999	1064170749.3
2000	873920553.9
2001	1121705998.1
2002	973352007.3
2003	1048274978.4
2004	950076190.4
2005	787660655.9
2006	814056432.3
2007	325553760
2008	234770872.1
2009	255745616.7
2010	197001348.5
2011	148989012.3
2012	193707341.8
2013	230287768.4
2014	210779908
2015	449004052.6
2016	188488464.4
2017	277015661.1
2018	275519826.2
2019	233726841.5
2020	283615887.5
2021	289944311.4
2022	192672220.6