Year current US$ 1960 469999.998807907 1961 500000 1962 360000.01430511504 1963 540000.021457672 1964 629999.995231628 1965 540000.021457672 1966 490000.009536743 1967 319999.99098479695 1968 210000.002756715 1969 119999.99918043599 1970 190000.00692904 1971 39999.9991059303 1972 69999.9984353781 1973 129999.99709427402 1974 300000.00633299403 1975 49999.998882412896 1976 0 1977 99999.99776482579 1978 299999.99143183196 1979 0 1980 89999.9998509884 1981 0 1982 0 1983 680000.007152557 1984 1090000.01475215 1985 2019999.95112419 1986 1770000.02190471 1987 1579999.9814480501 1988 1760000.02585351 1989 2909999.9722093297 1990 27609999.768436 1991 17549999.5984137 1992 50910001.3673306 1993 30739999.3073195 1994 43990000.706166 1995 17350000.0573695 1996 19929999.994114 1997 22010000.1916289 1998 23559999.8403341 1999 8549999.91878867 2000 11149999.929591998 2001 23609999.416396 2002 19989999.460056398 2003 19710000.1666695 2004 18260000.0947714 2005 31289999.5036423 2006 29209999.121725596 2007 31679999.351501502 2008 39220001.6975403 2009 17059999.6447563 2010 48209999.1738796 2011 34129999.903962 2012 34420000.6015599 2013 11679999.701678801 2014 92649999.6874481 2015 5599999.90463257 2016 3680000.0667572 2017 4320000.17166138 2018 3460000.03814697 2019 47700000.762939505 2020 2930000.0667572 2021 4239999.771118159 2022 4650000.09536743