Year	DOD, current US$
1970	297245000
1971	349236000
1972	408332000
1973	492689000
1974	632665000
1975	847024000
1976	1046461000
1977	1269784000
1978	1545295000
1979	2033031000
1980	2516351000
1981	3028319000
1982	3645775000
1983	4150298000
1984	4095489000
1985	5700059000
1986	7450425360
1987	9600559648
1988	8849735416
1989	8263276696
1990	8704329095.5
1991	8388090414
1992	7693459340.4
1993	7539519154.5
1994	8534042980.9
1995	9946584444.6
1996	10846366999.4
1997	13091374000
1998	15256197884.5
1999	15836183000
2000	16673753000
2001	17903846000
2002	19481714000
2003	19896679000
2004	20660229000
2005	18829160000
2006	19551654000
2007	19975107000
2008	20411556000
2009	22460659325
2010	24945655000
2011	25763104000
2012	27312650000
2013	28870072000
2014	29424767000
2015	29217130000
2016	29826056000
2017	32616892000
2018	32077686000
2019	32305034000
2020	34125966000
2021	33831066000
2022	35542504000