Year	DOD, current US$
1970	56311000
1971	70616000
1972	84911000
1973	105302000
1974	152661000
1975	244219000
1976	288934000
1977	340000000
1978	391533000
1979	503828000
1980	538791000
1981	601003000
1982	697499000
1983	820980000
1984	867110000
1985	1288181000
1986	1858861000
1987	2558423000
1988	2573470000
1989	2686230000
1990	3099143000
1991	3295222000
1992	3407521000
1993	3558497000
1994	3746174000
1995	3965961000
1996	3731709000
1997	3271301000
1998	3388034000
1999	3193598000
2000	2837106000
2001	2499786000
2002	2549242000
2003	2719043000
2004	2580993000
2005	2307884000
2006	2318390000
2007	2630928000
2008	2587916000
2009	2586980000
2010	2505078000
2011	2896928000
2012	2979254000
2013	4235948000
2014	4018411000
2015	4148336000
2016	4559925000
2017	5556146000
2018	5525336000
2019	6412124000
2020	7884615000
2021	8116857000
2022	8668951000