Year DOD, current US$ 1970 1351123116.7 1971 1494626793 1972 1449772738.5 1973 1390765328.6 1974 1500786305.2 1975 3631411064.8 1976 4629301059 1977 7051314961.5 1978 8983863787.8 1979 10611470111.3 1980 14692943957.6 1981 18124789074.6 1982 21994803773.1 1983 24770956669 1984 26198856499.3 1985 29744517159.3 1986 32623294963.8 1987 37527604880 1988 39086647979.5 1989 37629557957.1 1990 28440706699.1 1991 29376194762.8 1992 28448902857 1993 28444438950.6 1994 30373503683.4 1995 30999733372.4 1996 29149026190.8 1997 26960360291.7 1998 28085464757.6 1999 26641053365.9 2000 24951643161.9 2001 25953772473.8 2002 27336889185.5 2003 28400800986.7 2004 29473329147.5 2005 28725851339.9 2006 29104315262.6 2007 32154090072.3 2008 30873504456.5 2009 31447238954.1 2010 32271268388.3 2011 30803784306.7 2012 32023684136 2013 42335121213.8 2014 37150263198 2015 44204736526.4 2016 53387048714.3 2017 66057810662 2018 79895887997.9 2019 90496131318.8 2020 100251537841.1 2021 109471803366.5 2022 111105000282.2