Year	PNG (DOD, current US$)
1970	293500000
1971	287600000
1972	299200000
1973	438000000
1974	636900000
1975	735600000
1976	785100000
1977	809300000
1978	1453363000
1979	1920298000
1980	4483007000
1981	4751186000
1982	4965444000
1983	5370270000
1984	5508598000
1985	5366060000
1986	4595888000
1987	4769269000
1988	4800307000
1989	4958761000
1990	5264321000
1991	5389790000
1992	5094272450.1
1993	5086179497.3
1994	11834081165.3
1995	11685732367.1
1996	10187740563.5
1997	8797147863.2
1998	8254369882.3
1999	10672985005.9
2000	12854370482.4
2001	15426432836.8
2002	21610125085.6
2003	23379301892.4
2004	27073916088.8
2005	25700398314.8
2006	34528294596
2007	52316002712.8
2008	52225316917.6
2009	65674884494
2010	91365316526
2011	107111677341.2
2012	112945344176
2013	121860570535.6
2014	130970521758.1
2015	137168110459.70001
2016	152836735313.2
2017	171940519349.4
2018	175925733739.1
2019	176659017251.30002
2020	171976098160.6
2021	168715219948.80002
2022	168579944834.80002