Year	PPG (DOD, current US$)
1981	163469000
1982	163469000
1983	163469000
1984	163469000
1985	163469000
1986	163469000
1987	163469000
1988	163469000
1989	204411603.2
1990	208523153.1
1991	1639083999
1992	1630553706.1
1993	1636561345.1
1994	1699336354.8
1995	1782292392.5
1996	1846998619.6
1997	1865737649.5
1998	1934401297.3
1999	1972787895.9
2000	2014851808.2
2001	2079577683.5
2002	2274087347.9
2003	2555199087.2
2004	2769175513.5
2005	2831336467
2006	3010106213.6
2007	2224116696.1
2008	2543565372.1
2009	2747626610.5
2010	3059969249.8
2011	3462634145.2
2012	4287466881
2013	4814874808
2014	5254753726.4
2015	5640718887.8
2016	5835654078.6
2017	6585750729.4
2018	7010215529.2
2019	7582225882.4
2020	8789324103.6
2021	9481459127.1
2022	10063850462.9