Year current US$ 1960 5338189099.476103 1961 5716154414.159442 1962 6149926663.408321 1963 6635193437.833018 1964 7953759629.83498 1965 8933679033.627134 1966 9306317288.470856 1967 9781437558.396624 1968 10055652593.261444 1969 11017054288.0618 1970 12777535181.319105 1971 12646344641.916542 1972 14364680203.25886 1973 16831578549.676 1974 20552633689.237286 1975 26241131207.552624 1976 27480438715.305676 1977 25518204435.915745 1978 24600307624.21157 1979 32487836299.596466 1980 39342892235.67241 1981 31168476517.75487 1982 26984346448.92242 1983 24596115871.7116 1984 26667550835.36836 1985 30571516754.03015 1986 37611470183.61503 1987 47952862437.701096 1988 56836457598.90325 1989 65932855170.702194 1990 77692618605.12267 1991 68914601736.25465 1992 65699740375.699715 1993 40640080170.61952 1994 46763478486.262314 1995 55723998710.274345 1996 60122576796.8983 1997 54899736735.25521 1998 58477716700.839005 1999 59679027885.36019 2000 60215668725.85187 2001 55656930419.88169 2002 59078781156.6072 2003 73372988882.43079 2004 84161439126.94417 2005 87382210862.96182 2006 98394188284.40541 2007 122231017340.35628 2008 127307581435.5722 2009 91832684418.1975 2010 113848664399.20592 2011 136831149711.27737 2012 124812844840.83008 2013 132175122038.9608 2014 136785513611.0518 2015 123390235875.82027 2016 127446047891.89427 2017 139175502233.09485 2018 144465038996.17896 2019 134130806300.853 2020 137293438916.9792 2021 165461080987.15247 2022 168179230802.1128 2023 158742921330.2433