Year	DOD, current US$
1972	146504255
1973	497826100.3
1974	1257484131.2
1975	1680485423.5
1976	1993989051.5
1977	2331728887.3
1978	2820088627
1979	2967069235.7
1980	3802228595.2
1981	4209310810.8
1982	4940329805.1
1983	5346293426.4
1984	5541814231.1
1985	6530064193.2
1986	7913829647.5
1987	9737967442
1988	10275887393.3
1989	10701050528.9
1990	12291780361.5
1991	12997665568.6
1992	13427954471.8
1993	14125214056.8
1994	15490545904.5
1995	15734744113.2
1996	15169074222.9
1997	14257776105.5
1998	15507392996.3
1999	16449663349.3
2000	15600564697.1
2001	14978802400.8
2002	16687587182.1
2003	18440377575.4
2004	19714073691.8
2005	18503086016.3
2006	20160932717.1
2007	21523544177.4
2008	23346917708.3
2009	25377795050.4
2010	26571755072
2011	27046084648.2
2012	29155976742.1
2013	32454687016.8
2014	35271839354.7
2015	38704937144.2
2016	41569252897.7
2017	51068283464.6
2018	57125459320.6
2019	62468325028.8
2020	73550857817.1
2021	91477590071.6
2022	97011656308.4
