Year	DOD, current US$
1980	621490000
1981	528638000
1982	466455000
1983	409310000
1984	317468000
1985	343770000
1986	358716000
1987	316807000
1988	202443000
1989	143117000
1990	85651000
1991	45555000
1992	133261000
1993	190370000
1994	260368000
1995	316119000
1996	387289000
1997	420710000
1998	433015000
1999	436942000
2000	481297000
2001	455894000
2002	399553000
2003	350296000
2004	315996000
2005	378293000
2006	559476000
2007	698979000
2008	761144000
2009	835778000
2010	801408000
2011	738914000
2012	702133000
2013	578453000
2014	520483000
2015	438026000
2016	354693000
2017	271130000
2018	206057000
2019	140983000
2020	132453000
2021	75897000
2022	129499000