Year DOD, current US$ 1970 208775480 1971 407176568 1972 495025775 1973 525578942 1974 505321531 1975 506036560.4 1976 520751938.4 1977 675812946 1978 583277481.3 1979 608638131.4 1980 719001777.7 1981 1184523871.7 1982 1627595970.5 1983 1867658923.3 1984 2029276420 1985 2112192646.1 1986 1984116631.7 1987 2275815262.8 1988 2249839538.9 1989 2316234092.1 1990 2593899557.8 1991 2774125271.9 1992 3788946401.1 1993 3268510852.4 1994 2792345094.2 1995 2505573004.3 1996 2507363358.3 1997 2589508592.6 1998 2712134542.3 1999 2657223999.3 2000 2325079588 2001 2047405719.9 2002 1856713721 2003 1863354062.5 2004 1769749010.6 2005 1870906689.6 2006 1754570834.6 2007 1530876142.9 2008 1436380431.4 2009 1768982572.7 2010 5987009775.4 2011 12584089527.7 2012 14922490380 2013 21609688423.6 2014 20428666793.2 2015 20386681359.9 2016 19247283289.3 2017 17223736382.3 2018 17723605372.7 2019 18744676569 2020 18046873709.3 2021 19710405017 2022 18699746215.1