Year	DOD, current US$
1970	192905000
1971	219103000
1972	234065000
1973	280352000
1974	325354000
1975	396868000
1976	465475440
1977	744635179.9
1978	909888330.4
1979	1142203893.7
1980	1269754662.5
1981	1368802607.7
1982	1654445085.8
1983	1925687830.4
1984	2486022261.1
1985	2787414340.4
1986	2915605759.5
1987	2891484672.5
1988	2707894026.9
1989	2701287648.9
1990	2911024152
1991	2867141152
1992	2822946041.7
1993	2945010418.7
1994	3162188947.6
1995	3335545326.7
1996	3414092731.3
1997	3513160298.8
1998	3691416630.7
1999	3873237129.5
2000	3948027445.6
2001	4381821175.1
2002	4527094223.8
2003	5157578025.6
2004	8094354233.7
2005	9506426234.1
2006	10946171835
2007	12678187392.3
2008	13823078747.7
2009	14824423718
2010	15043073564.1
2011	16281345423.5
2012	15367094881.6
2013	17484024750.5
2014	19511836131.6
2015	20378217942.1
2016	21129829604.4
2017	23264893723.8
2018	24274929980.6
2019	25034633139.3
2020	24813115712.1
2021	26951811120.1
2022	24991586615.2