Year	DOD, current US$
1993	0
1994	907000
1995	157364000
1996	154907000
1997	154787000
1998	176742000
1999	202614000
2000	217410000
2001	237037000
2002	274706000
2003	298262000
2004	311595000
2005	298920000
2006	315883000
2007	316518000
2008	312641000
2009	284404000
2010	258960000
2011	232140000
2012	222457000
2013	194935000
2014	166224000
2015	177623000
2016	269755000
2017	299405000
2018	655395000
2019	1321990000
2020	1857277000
2021	2080054000
2022	2569251000