Year current US$ 1960 379999.99523162795 1961 7119999.88555908 1962 9449999.80926514 1963 8899999.61853027 1964 27760000.2288818 1965 32279998.779296905 1966 48590000.1525879 1967 37860000.6103516 1968 47860000.6103516 1969 37549999.237060495 1970 59270000.4577637 1971 48189998.626709 1972 62860000.6103516 1973 60880001.0681152 1974 61889999.3896484 1975 109620002.746582 1976 135059997.55859402 1977 179429992.67578098 1978 179619995.117188 1979 276820007.324219 1980 264760009.765625 1981 198270004.272461 1982 211979995.727539 1983 127660003.662109 1984 182990005.493164 1985 152479995.727539 1986 216490005.493164 1987 203119995.117188 1988 275630004.88281304 1989 452649993.89648396 1990 444380004.88281304 1991 516260009.765625 1992 714780029.296875 1993 543719970.703125 1994 731409973.144531 1995 443989990.234375 1996 411380004.88281304 1997 500059997.558594 1998 498690002.441406 1999 434480010.986328 2000 377160003.66210896 2001 458089996.33789104 2002 605739990.234375 2003 885619995.117188 2004 780739990.234375 2005 416540008.544922 2006 1716239990.23438 2007 1897869995.11719 2008 522450012.207031 2009 596159973.144531 2010 540229980.46875 2011 612080017.089844 2012 597159973.144531 2013 751960021.972656 2014 856119995.117188 2015 664159973.144531 2016 756590026.855469 2017 1216800048.82813 2018 1165349975.58594 2019 1297489990.23438 2020 1400569946.28906 2021 1140959960.9375 2022 1177569946.28906