Year current US$ 1960 261709005132.0178 1961 296469747604.3486 1962 317135230747.95233 1963 344047272319.7312 1964 387740931573.37213 1965 428570346415.9264 1966 459284639907.64886 1967 466592236376.57623 1968 438955728565.60785 1969 500802385460.96234 1970 11468163929.784824 1971 12643331912.475136 1972 14863587611.127043 1973 19624936984.596233 1974 25041844966.12573 1975 29617515758.849197 1976 31975894753.03893 1977 33523302346.17087 1978 36296527075.81227 1979 44609664173.40864 1980 53811538093.720116 1981 52302364287.682556 1982 52540300974.466515 1983 50632769000.85397 1984 52562557380.29284 1985 55593895817.34459 1986 73353482289.46751 1987 91283152982.55106 1988 108878171997.15707 1989 117465355410.83553 1990 139004341470.99985 1991 124265700632.25995 1992 107990419431.90869 1993 85043139377.53722 1994 99204525896.41435 1995 130266884531.59041 1996 129148330313.22807 1997 125014316802.19907 1998 131456386292.83488 1999 133910547569.88446 2000 125234472746.66693 2001 129485638946.85056 2002 140829968379.6081 2003 170641200958.82318 2004 198868882866.7959 2005 205740184703.50186 2006 219064326741.17618 2007 257127719239.60867 2008 286195777419.5312 2009 256645544754.68732 2010 252651105183.33383 2011 276659458249.0278 2012 259497761579.29694 2013 272476696925.49097 2014 277614151896.4696 2015 236841059684.37488 2016 241867185380.54535 2017 255775633889.4122 2018 276815737098.039 2019 269899706941.17603 2020 276322367069.2615 2021 301103210879.84015 2022 284510574953.3085 2023 299653055994.1229