Year	PPG (DOD, current US$)
1970	5264981527.500001
1971	7043723618
1972	8057101025.699999
1973	10315624738.800001
1974	13619549715.8
1975	16397314793.799997
1976	18967731777.599995
1977	24205129346.2
1978	29535631164.3
1979	34316143173.400005
1980	41370640484.899994
1981	47830981539.2
1982	54531367009.89999
1983	59813993154.100006
1984	64020010811.10001
1985	76538550194.59999
1986	90676199419.50002
1987	108356328205.59999
1988	110589406805.69998
1989	114214927379.09996
1990	128271295498.80002
1991	135134040953.00005
1992	137384803168.00005
1993	141905929189.5
1994	150983014689.4
1995	154677550140.10004
1996	149244691955.6
1997	144327628354.7
1998	154662682359.4
1999	147387487662.90002
2000	144560970184.5
2001	139799460917.5
2002	152376549692.3
2003	165339656729.5
2004	168436260075.0999
2005	158811891121.30002
2006	132459874917.59998
2007	141327571339.70004
2008	153743023196.2
2009	165559064106.49997
2010	165142018372.30002
2011	178308310741.9
2012	191928841533.59995
2013	215345660351.39996
2014	231714678157.1999
2015	248900485124.60007
2016	263442416009.3999
2017	297099623479.4
2018	321551199432.8
2019	350109835318.59985
2020	391271691363.7
2021	411267517295.10004
2022	421760593522.1001