Year	PNG (DOD, current US$)
1970	854100000
1971	1341000000
1972	1825300000
1973	2407000000
1974	2833200000
1975	3492700000
1976	4379800000
1977	5870600000
1978	7706800000
1979	10056300000
1980	11005000000
1981	11704000000
1982	10875000000
1983	10033000000
1984	8187000000
1985	7979500000
1986	5830800000
1987	5045000000
1988	4692000000
1989	3481000000
1990	3860000000
1991	4231000000
1992	4078000000
1993	2758783000
1994	2758783000
1995	1773215000
1996	1165000000
1997	976000000
1998	743000000
1999	611000000
2000	611000000
2001	655939000
2002	905980000
2003	2177367000
2004	3544649000
2005	5213963000
2006	9808113000
2007	15404006000
2008	18320104000
2009	19075928000
2010	17912270000
2011	16439690000
2012	17208242000
2013	16815897000
2014	14263163000
2015	12464273000
2016	10389347000
2017	12872451000
2018	13713399000
2019	13990200000
2020	17127339000
2021	17052972000
2022	17274285000