Year	DOD, current US$
1970	145252948.4
1971	152299696.9
1972	161629620.4
1973	199349003.3
1974	265027437.3
1975	319293756.8
1976	380154052.1
1977	487193827.8
1978	679672295.1
1979	826750320.8
1980	1114152146.2
1981	1247272640.6
1982	1437260230.1
1983	1650077983
1984	1695173226.5
1985	2067790554.9
1986	2668304041.5
1987	3372442463.6
1988	3293902524.8
1989	2702044610.4
1990	3018481165.9
1991	2956783750.2
1992	3060938869.3
1993	3137885502.1
1994	3136275523.5
1995	3309477838.4
1996	3278600497.6
1997	3301056423.2
1998	3532062701.6
1999	3387911805.2
2000	3220888847.7
2001	3219889657.5
2002	3539385954.6
2003	3966347594.9
2004	3662357925.1
2005	3642732514.4
2006	1789518007.5
2007	2187735842.1
2008	2552177276.7
2009	3311519426
2010	4198356967
2011	5358142530.1
2012	6666294197.4
2013	7743335355.3
2014	9021782716.4
2015	8768455456.7
2016	9646896959
2017	12290796180.2
2018	16548649596.1
2019	17293277079.3
2020	20976367499.1
2021	24437242808.2
2022	26914737165.5