Year	PNG (DOD, current US$)
1976	22000000
1977	57000000
1978	75000000
1979	185000000
1980	265000000
1981	320000000
1982	455000000
1983	600000000
1984	550000000
1985	750000000
1986	947000000
1987	1098000000
1988	1131000000
1989	1081000000
1990	1000000000
1991	850000000
1992	600000000
1993	500000000
1994	375000000
1995	313000000
1996	127000000
1997	130700000
1998	384100000
1999	481400000
2000	572800000
2001	618500000
2002	658500000
2003	315638000
2004	85200000
2005	93000000
2006	81000000
2007	20530000
2008	80030000
2009	74000000
2010	53750000
2011	16250000
2012	20000000
2013	12288000
2014	21356000
2015	22500000
2016	156619000
2017	406499000
2018	445685000
2019	360238000
2020	402342000
2021	783587000
2022	898953000