Year	DOD, current US$
1970	20789505.9
1971	23598002.3
1972	20015915.3
1973	31067227.5
1974	47354443.4
1975	62537911.1
1976	85306252
1977	164285524.9
1978	262707189
1979	295034801.5
1980	330416655.7
1981	328158612.3
1982	351832578.4
1983	397717113.7
1984	409962570.8
1985	511100955.5
1986	639696853.1
1987	827502134.8
1988	845249596.1
1989	717259802.1
1990	833673417.3
1991	967441445.2
1992	1039802411.9
1993	1118907234.9
1994	1135033979.4
1995	1274258080.3
1996	1301463551.1
1997	1307801527.1
1998	1470373375.7
1999	1608245528.6
2000	1446330172.4
2001	1516006603.1
2002	1564526409.9
2003	1757847852.1
2004	1944506311.9
2005	2011339006.1
2006	1142927904.9
2007	1965861233.4
2008	2669318923.8
2009	3715932438.7
2010	4799877861
2011	5973120088.6
2012	7434757337.4
2013	8941849034
2014	10298023832.9
2015	12597759899.4
2016	10248405381.9
2017	12768155915.9
2018	10621434777.5
2019	9156789203.1
2020	9755974315.3
2021	10295692321.4
2022	10380668431.5