Year current US$ 1970 1040665356755.2395 1971 1173868354596.2925 1972 1403808553040.9321 1973 1795951711887.316 1974 2052581789494.5737 1975 2376046421486.9287 1976 2485827331172.1816 1977 2794300795877.439 1978 3384850301719.8823 1979 4167794440795.6924 1980 4776206586674.53 1981 4199639306889.4746 1982 4037863561409.732 1983 3894499052720.7134 1984 3723254676838.4434 1985 3841102227884.455 1986 5224381645080.05 1987 6503255604428.422 1988 7267869442319.082 1989 7372374384405.712 1990 9032882547831.834 1991 9269877470765.05 1992 9869337443422.842 1993 9002161668056.51 1994 9404636648311.203 1995 10729269543554.082 1996 10926996618452.256 1997 10353332446541.041 1998 10645061678134.928 1999 10554242274875.314 2000 9954247331442.262 2001 10017323015792.318 2002 10919561987236.25 2003 13320661958991.848 2004 15490833321010.078 2005 16513282317975.305 2006 17892941285186.95 2007 20930926127619.72 2008 23066156711752.867 2009 20200762719576.36 2010 20638757343441.69 2011 22826432057047.414 2012 21826595799435.215 2013 22758144884237.69 2014 23028375978786.098 2015 19762476857717.11 2016 19746376893626.375 2017 20945493092943.492 2018 22358125827487.465 2019 22187136328600.54 2020 21501467535743.7 2021 24315506761904.98 2022 24620442461423.855 2023 26287344161273.574