Year	DOD, current US$
1978	0
1979	340000
1980	5640000
1981	11050000
1982	14220000
1983	18788375
1984	25710314.1
1985	26562608.2
1986	40303412.8
1987	48109395.2
1988	57070124.8
1989	92415736.2
1990	131170126.2
1991	146944465.1
1992	179577000
1993	217259000
1994	252996000
1995	285329000
1996	334883000
1997	357956000
1998	394659000
1999	405159000
2000	402907000
2001	414933000
2002	473493000
2003	560532000
2004	616183000
2005	597802000
2006	642689000
2007	685734000
2008	684793000
2009	679707000
2010	655311000
2011	638522000
2012	620328000
2013	611202000
2014	555594000
2015	511270000
2016	492533000
2017	582459000
2018	587688000
2019	658619000
2020	716804000
2021	740354000
2022	756407000