Year	DOD, current US$
1970	567077689.4
1971	651111087.6
1972	731812520.7
1973	1204809984
1974	1273893141.8
1975	1143430425.1
1976	906231872.3
1977	985287005
1978	2644697688.6
1979	3961582441.2
1980	5385141118.3
1981	7018268871.1
1982	9457730530.9
1983	12518087542.1
1984	12038890260.9
1985	13660907755.9
1986	18534185195.5
1987	27456444280.7
1988	28076494849.3
1989	29657220689.7
1990	31935338767.5
1991	32668280957.2
1992	26809100994.5
1993	26741950442.4
1994	28265819357
1995	28443244065.9
1996	25738639623.9
1997	22938915527
1998	23749259240.4
1999	22632477430.4
2000	32189541491.4
2001	33136325833.7
2002	34295807502.5
2003	38273337578.8
2004	40420815982.8
2005	28871414300.9
2006	12725445596.5
2007	15240379487.7
2008	16230634760.8
2009	16659178237.9
2010	16241455492.8
2011	18431231882.2
2012	18891949625.7
2013	20849479983.3
2014	26735251711.7
2015	30374025504.7
2016	32579823667.2
2017	42934029278.9
2018	50437249359.7
2019	54533718563.9
2020	58461424447.1
2021	63240171000.2
2022	67829602321.7