Year	DOD, current US$
1991	511485756.3
1992	632621789.2
1993	786033591.2
1994	883115193.8
1995	458862737.5
1996	491994448.6
1997	516476961.3
1998	623592791.8
1999	773092900.6
2000	1122051223.3
2001	1154309753.2
2002	1180426821.7
2003	1550382967.9
2004	1603744698.8
2005	2126166749.1
2006	2517100832.6
2007	2966604307.7
2008	4256899002.8
2009	4605163641.8
2010	5436572731.8
2011	6484194296.1
2012	7384475899.5
2013	8647046116.3
2014	8512452310
2015	8447046910.5
2016	8516222980.3
2017	9801454504.1
2018	9651086366.7
2019	9274545228.5
2020	10477366100.7
2021	11054877741.5
2022	10454989641.6