Year	DOD, current US$
1970	5207000
1971	6020000
1972	6450000
1973	9048000
1974	11263000
1975	12432000
1976	13957000
1977	14936000
1978	15491000
1979	15661000
1980	15626000
1981	15532000
1982	15410000
1983	15281000
1984	15138000
1985	14892000
1986	14646000
1987	14400000
1988	14154000
1989	13889000
1990	13604000
1991	13260000
1992	12858000
1993	12440000
1994	11993000
1995	11515000
1996	11037000
1997	10560000
1998	10083000
1999	9604000
2000	9128000
2001	8651000
2002	8173000
2003	7696000
2004	7219000
2005	6742000
2006	6263000
2007	5786000
2008	5310000
2009	4831000
2010	4354000
2011	3877000
2012	3399000
2013	2921000
2014	2444000
2015	2097000
2016	1750000
2017	1449000
2018	1056000
2019	737000
2020	447000
2021	249000
2022	135000