Year	DOD, current US$
1970	22732000
1971	26401000
1972	33204000
1973	45493000
1974	54744000
1975	73357000
1976	109073000
1977	142061000
1978	174073000
1979	220765000
1980	248526000
1981	275508000
1982	302223806.5
1983	342210108
1984	378523849.8
1985	436487042.9
1986	485717550.4
1987	600964314.7
1988	658102600.6
1989	717817712.3
1990	823886439.3
1991	882702770.7
1992	963613000
1993	1186829000
1994	1372744000
1995	1469574000
1996	1554660000
1997	1531768000
1998	1631967000
1999	1739398000
2000	1779264000
2001	2150493000
2002	2755978000
2003	3179154000
2004	3488363000
2005	3358909000
2006	552614000
2007	710571000
2008	859135000
2009	1421652000
2010	1803676000
2011	2207661000
2012	2801037000
2013	3658035000
2014	4258610000
2015	4753164000
2016	5746393000
2017	7039925000
2018	8338207000
2019	9354350000
2020	10990763000
2021	11169951000
2022	11211404000