Year	DOD, current US$
1990	0
1991	626528.4
1992	4426000
1993	5267000
1994	5702000
1995	7931000
1996	8221000
1997	9722000
1998	11360000
1999	11635000
2000	11635000
2001	11821000
2002	20068000
2003	23222000
2004	26095000
2005	27249000
2006	40652000
2007	46241000
2008	49239000
2009	50007000
2010	59496000
2011	63974000
2012	64044000
2013	73035000
2014	73019000
2015	71889000
2016	72197000
2017	79965000
2018	81245000
2019	83128000
2020	105134000
2021	147288000
2022	153920000