Year	DOD, current US$
1984	19604.2
1985	549210
1986	2299616
1987	8500610.7
1988	10199060.3
1989	12961560
1990	16117315.1
1991	17750206.5
1992	17658000
1993	18630000
1994	20851000
1995	22451000
1996	22841000
1997	22495000
1998	23862000
1999	24057000
2000	26139000
2001	30746000
2002	38549000
2003	49186000
2004	60263000
2005	63265000
2006	76041000
2007	87467000
2008	94252000
2009	113937000
2010	112347000
2011	138073000
2012	174551000
2013	176518000
2014	170331000
2015	183425000
2016	177604000
2017	218982000
2018	243688000
2019	270948000
2020	337038000
2021	352623000
2022	389896000