Year current US$ 1965 9999.99977648258 1966 9999.99977648258 1967 9999.99977648258 1969 19999.9995529652 1971 9999.99977648258 1972 19999.9995529652 1973 39999.9991059303 1974 90000.0035762787 1975 109999.999403954 1976 680000.007152557 1977 3690000.05722046 1978 7190000.05722046 1979 5280000.20980835 1980 5099999.90463257 1981 5099999.90463257 1982 11789999.961853001 1983 19360000.6103516 1984 19809999.4659424 1985 13239999.7711182 1986 37509998.3215332 1987 24430000.3051758 1988 14510000.2288818 1989 12239999.7711182 1990 145039993.28613302 1991 430670013.42773396 1992 126360000.61035201 1993 45500000 1994 106680000.30517599 1995 184229995.727539 1996 123730003.35693401 1997 139630004.882813 1998 43959999.0844727 1999 60819999.6948242 2000 104650001.52587901 2001 42689998.626709 2002 -200000.00298023198 2003 48330001.8310547 2004 -5309999.94277954 2005 23549999.237060502 2006 -15579999.923706101 2007 -28309999.4659424 2008 -50080001.8310547 2009 -57369998.9318848 2010 -50889999.3896484 2011 -103330001.831055 2012 30680000.3051758 2013 -57189998.626709 2014 58409999.8474121 2015 162110000.61035198 2016 64529998.779296905 2017 189289993.28613302 2018 -52090000.1525879 2019 85599998.4741211 2020 173460006.71386698 2021 75430000.3051758 2022 85860000.6103516