Year current US$ 1964 9999.99977648258 1965 109999.999403954 1967 39999.9991059303 1968 9999.99977648258 1969 2769999.98092651 1970 1809999.9427795399 1971 -219999.998807907 1972 -239999.994635582 1973 -330000.013113022 1974 -389999.98569488496 1975 -360000.01430511504 1976 -119999.997317791 1977 -219999.998807907 1978 -209999.993443489 1979 79999.9982118607 1980 -39999.9991059303 1981 970000.028610229 1982 660000.026226044 1983 720000.028610229 1984 2259999.99046326 1985 10630000.1144409 1986 11850000.3814697 1987 2769999.98092651 1988 7190000.05722046 1989 66699996.9482422 1990 6030000.20980835 1991 10670000.076293899 1992 3980000.01907349 1993 1179999.94754791 1994 2650000.09536743 1995 11119999.8855591 1996 1049999.95231628 1997 18750000 1998 1830000.04291534 1999 -349999.99403953605 2000 26959999.084472697 2001 -1419999.95708466 2002 43470001.220703095 2003 29999.999329447703 2004 1960000.03814697 2005 800000.011920929 2006 63630001.0681152 2007 1769999.98092651 2008 4710000.03814697 2009 2220000.02861023 2010 4300000.19073486 2011 3890000.10490417 2012 1860000.01430511 2013 2740000.00953674 2014 3089999.91416931 2015 2539999.96185303 2016 3890000.10490417 2017 3539999.96185303 2018 4349999.90463257 2019 8560000.4196167 2020 7920000.07629395 2021 7579999.92370605 2022 8729999.54223633