Year current US$ 1965 9999.99977648258 1966 29999.999329447703 1967 19999.9995529652 1968 9999.99977648258 1969 19999.9995529652 1970 39999.9991059303 1971 209999.993443489 1972 300000.011920929 1973 490000.009536743 1974 980000.019073486 1975 1940000.0572204601 1976 59999.9986588955 1977 709999.978542328 1978 750000 1979 1159999.9666214 1980 3940000.05722046 1981 1179999.94754791 1982 2099999.90463257 1983 3289999.96185303 1984 1750000 1985 1820000.05245209 1986 1990000.0095367401 1987 1610000.01430511 1988 3119999.8855590797 1989 3509999.99046326 1990 4150000.09536743 1991 2569999.9332428 1992 3970000.02861023 1993 2529999.97138977 1994 2140000.10490417 1995 2099999.90463257 1996 2049999.9523162802 1997 1669999.95708466 1998 879999.995231628 1999 699999.988079071 2000 289999.99165535 2001 239999.994635582 2002 140000.000596046 2004 19999.9995529652 2005 39999.9991059303 2006 90000.0035762787 2008 129999.995231628 2009 209999.993443489 2010 129999.995231628 2011 1000000 2012 639999.985694885 2013 1649999.97615814 2014 509999.99046325695 2015 589999.973773956 2016 660000.026226044 2017 2940000.05722046 2018 579999.983310699 2019 500000 2020 469999.998807907 2021 280000.001192093 2022 310000.002384186