Year current US$ 1960 104554455.44554456 1961 97762912.11675134 1962 109230769.23076923 1963 157692307.69230768 1964 171618266.73032597 1965 222596929.13835093 1966 331690238.1720183 1967 442486545.1929585 1968 620651014.8385115 1969 814822835.0282204 1970 1030088634.635064 1971 1255374156.518483 1972 1803029925.1045191 1973 3319929594.596528 1974 4344671145.751565 1975 4934710743.801653 1976 7634504132.231405 1977 10014876033.057852 1978 12990909090.90909 1979 15836157024.793388 1980 18598774349.41331 1981 21836243809.545067 1982 21444999084.920723 1983 24472628557.484432 1984 28184469062.22246 1985 27219948966.690422 1986 37349870248.50526 1987 51508721168.779465 1988 64845735625.18021 1989 67556196550.83775 1990 70825424625.88528 1991 78616541304.17085 1992 85583336364.99188 1993 92953674158.82079 1994 111597197969.04782 1995 145748724868.34433 1996 151333458387.20532 1997 161499993903.01077 1998 151556684650.8301 1999 162143920084.5681 2000 195550495929.33423 2001 174087560087.3931 2002 186748689121.30344 2003 220637266658.95724 2004 291526414644.9304 2005 329861919056.6856 2006 375223465252.325 2007 438465966315.2498 2008 498972049006.6346 2009 426523458607.7545 2010 538712363592.3421 2011 668476213447.1144 2012 691347149426.7827 2013 703026030096.3713 2014 710051954712.9669 2015 630243710500.662 2016 601861268514.1512 2017 664392545080.4279 2018 719710064860.3712 2019 648610576582.7224 2020 597865413028.1501 2021 761508986786.7672 2022 808029031833.0273 2023 753554689669.0378