Year	DOD, current US$
1971	0
1972	12491000
1973	25926000
1974	31612000
1975	34016000
1976	35985000
1977	38783000
1978	40479000
1979	45671000
1980	49971000
1981	60707000
1982	71595000
1983	86104000
1984	88591000
1985	122054000
1986	148181000
1987	180359000
1988	163049000
1989	155209000
1990	155238000
1991	150030000
1992	129346000
1993	124693000
1994	113595000
1995	96266000
1996	68750000
1997	47084000
1998	36162000
1999	24290000
2000	15563000
2001	10238000
2002	7448000
2003	4957000
2004	3424000
2005	2089000
2006	1086000
2007	12000
2008	0
2009	0
2010	6487000
2011	59463000
2012	97454000
2013	109451000
2014	132750000
2015	129264000
2016	156837000
2017	150019000
2018	172511000
2019	170892000
2020	193372000
2021	470029000
2022	520661000