Year	DOD, current US$
1970	53497000
1971	72289000
1972	91849000
1973	141026000
1974	208073000
1975	287880000
1976	391326000
1977	511635000
1978	647711000
1979	890049000
1980	1157517000
1981	1545868000
1982	1962253000
1983	2336134000
1984	2357874000
1985	3431970000
1986	4662039360
1987	6289514648
1988	6129711416
1989	5868682696
1990	6271741095.5
1991	6178839414
1992	5563690340.4
1993	5285053154.5
1994	5194684980.9
1995	4939183444.6
1996	4260440999.4
1997	3586518000
1998	3445771000
1999	2902334000
2000	3633732000
2001	4707443000
2002	5367108000
2003	5213764000
2004	6152862000
2005	5829467000
2006	6854003000
2007	7541306000
2008	8046413000
2009	9768795000
2010	11563202000
2011	12214779000
2012	13152187000
2013	14014024000
2014	12906532000
2015	11713584000
2016	10845424000
2017	12028160000
2018	11676674000
2019	11356771000
2020	11922222000
2021	11178406000
2022	11261816000