Year	DOD, current US$
1970	93000
1971	286000
1972	398000
1973	2006000
1974	3169000
1975	5492000
1976	9252000
1977	21483000
1978	32511000
1979	51096000
1980	76120000
1981	108915632.6
1982	142235629.8
1983	172055759.5
1984	200021468.9
1985	236029327.6
1986	295428302.4
1987	391848103
1988	466015360.1
1989	571564106
1990	667473807
1991	718555662.9
1992	764881000
1993	832048000
1994	931462000
1995	1022680000
1996	1048712000
1997	1046906000
1998	1131036000
1999	1146849000
2000	1132348000
2001	1122067000
2002	1209560000
2003	1387939000
2004	1490945000
2005	1395638000
2006	1467969000
2007	1524062000
2008	1506561000
2009	1482628000
2010	1426265000
2011	1426053000
2012	1458676000
2013	1553423000
2014	1517303000
2015	1640015000
2016	1708225000
2017	2021772000
2018	2476919000
2019	2877236000
2020	3469471000
2021	3966347000
2022	4154552000