Year DOD, current US$ 1970 468000000 1971 635000000 1972 836000000 1973 924000000 1974 873000000 1975 732000000 1976 1624000000 1977 5426000000 1978 8001832000 1979 11773925708.5 1980 15549576034 1981 16980780508 1982 14708408105 1983 14515474197 1984 9405061122 1985 8951076268.5 1986 1577230487 1987 4085427187.2 1988 5273691398 1989 2289638192.9 1990 2000000000 1991 2284000000 1992 5274473185.9 1993 4682381136.6 1994 3731656192.1 1995 3063406755.3 1996 2733600342.6 1997 8479103971.4 1998 8636471098.2 1999 7489772472 2000 8185991602.3 2001 7825080010.6 2002 7234432051.2 2003 7058924259.9 2004 7844775390.2 2005 10108228704 2006 12774051902 2007 19653121914.1 2008 20274422875.5 2009 20834217609 2010 24055176043 2011 24407110408.5 2012 27996062000 2013 29841165000 2014 30587000000 2015 41098266000 2016 43740932000 2017 44196030155.6 2018 51082597365.9 2019 54452118576.9 2020 58662482742.6 2021 58658765594.6