Year	DOD, current US$
1970	572138164.6
1971	542386913.4
1972	601807880.4
1973	756428483.1
1974	730055396.5
1975	720589134.4
1976	710690900.3
1977	1066624519.4
1978	1278646090.2
1979	1281964511.1
1980	1398364945.5
1981	1538834501.5
1982	1484226949.7
1983	1666180356
1984	1963074302.9
1985	2256468113.8
1986	2766891477.4
1987	3313222736.3
1988	3131102815.6
1989	3402456463.2
1990	3880932790.8
1991	4380166480.7
1992	4508061699
1993	4886542112
1994	5469152460.4
1995	5935777124.3
1996	6442990348.8
1997	6347327632.8
1998	6969089358.3
1999	7103705178.5
2000	6743341663.2
2001	6860995876.9
2002	7640294825.3
2003	8301000837.7
2004	7243731089.5
2005	8091993817.5
2006	6059739098.4
2007	8311291215.1
2008	10058853977.2
2009	12962573037
2010	17984659771.3
2011	21317880741.9
2012	23136954992
2013	28487110593.9
2014	28481344138.4
2015	31269213547.6
2016	34826564166
2017	33798809880.4
2018	35582425739.1
2019	32568577782.2
2020	40647060280.2
2021	44746812267.8
2022	44839810520.1