Year	DOD, current US$
1981	15516307.7
1982	17122202.7
1983	18907707.6
1984	20290497.8
1985	23113174.2
1986	28363855.3
1987	41918176
1988	52778862.1
1989	61576723.3
1990	72146247.1
1991	76135009.7
1992	89826226.6
1993	96488543.2
1994	103587527.8
1995	111335118.8
1996	121381045.9
1997	119941378.9
1998	127859352.2
1999	131920799.1
2000	158277401.4
2001	157912447.3
2002	203231974.2
2003	229585698.3
2004	252561066.2
2005	245727085.6
2006	257580398
2007	306521618.6
2008	321838852.9
2009	320596574.4
2010	326434160.2
2011	314724168.2
2012	347264557.9
2013	365742223.1
2014	381421197.4
2015	419832827.6
2016	432378296.8
2017	489564714.2
2018	499543992.6
2019	542230526.3
2020	603629804.8
2021	721654654.2
2022	736649842.2