Year constant 2015 US$ 1970 5728012984551.585 1971 5929622923507.038 1972 6245534470365.121 1973 6541547583181.935 1974 6515272584804.058 1975 6526180776374.209 1976 6903539842436.718 1977 7226322858588.048 1978 7568503145185.134 1979 7758970842345.301 1980 7669395477409.75 1981 7851217581907 1982 7780695401042.9 1983 8206100584111.788 1984 8813865798804.057 1985 9224493636802.87 1986 9566183706065.684 1987 9876950445001.318 1988 10224470409194.586 1989 10542268722336.584 1990 10693857035861.373 1991 10630030523465.795 1992 10973190695394.22 1993 11313399062523.076 1994 11781688945591.344 1995 12070777425107.04 1996 12503131701091.65 1997 13085094126696.738 1998 13770868986681.793 1999 14515650990112.234 2000 15208108539056.37 2001 15401346476317.941 2002 15768900513720.508 2003 16275793273650.98 2004 16963445610268.22 2005 17586425863805.26 2006 18079487212330.33 2007 18371872559225.93 2008 18273067565590.78 2009 17664663526625.746 2010 18224560810085.555 2011 18507101344654.125 2012 18893241732965.01 2013 19248741934951.188 2014 19764142649021.184 2015 20419752242111.125 2016 20789424911111.723 2017 21353076756897.977 2018 22016258411951.965 2019 22546211183014.88 2020 22052148066709.312 2021 23565196979845.59 2022 24166308184127.652