Year	DOD, current US$
1970	7000
1971	76000
1972	898000
1973	5863000
1974	8068000
1975	10463000
1976	12400000
1977	14440000
1978	24662000
1979	26776000
1980	29116000
1981	31448080.6
1982	37085554.8
1983	42458513
1984	47409436.4
1985	59091797
1986	71356751.2
1987	79992272.8
1988	78375864.1
1989	77562772.1
1990	81298536.5
1991	81438094.2
1992	108026000
1993	142693000
1994	185644000
1995	231276000
1996	257534000
1997	270237000
1998	298410000
1999	299478000
2000	353659000
2001	407448000
2002	478603000
2003	542523000
2004	590588000
2005	558621000
2006	533496000
2007	83637000
2008	108428000
2009	124306000
2010	154591000
2011	187932000
2012	226489000
2013	241499000
2014	236724000
2015	225691000
2016	224300000
2017	275684000
2018	284315000
2019	347957000
2020	432497000
2021	463801000
2022	466066000