Year current US$ 1965 39999.9991059303 1966 39999.9991059303 1967 19999.9995529652 1968 39999.9991059303 1969 29999.999329447703 1970 1279999.97138977 1971 259999.990463257 1972 100000.00149011599 1973 9999.99977648258 1975 -90000.0035762787 1976 -90000.0035762787 1977 -90000.0035762787 1978 -70000.0002980232 1979 -100000.00149011599 1980 -90000.0035762787 1981 -70000.0002980232 1982 -59999.9986588955 1983 -59999.9986588955 1984 -50000.0007450581 1985 -50000.0007450581 1986 -59999.9986588955 1987 -59999.9986588955 1988 -79999.9982118607 1989 -79999.9982118607 1990 -90000.0035762787 1991 -90000.0035762787 1992 180000.00715255702 1993 180000.00715255702 1994 -9999.99977648258 1995 -3619999.8855590797 1996 2000000 1997 129999.995231628 1998 29999.999329447703 1999 9999.99977648258 2000 109999.999403954 2001 39999.9991059303 2002 189999.99761581398 2003 119999.997317791 2004 159999.99642372102 2005 100000.00149011599 2006 289999.99165535 2007 259999.990463257 2008 270000.010728836 2009 270000.010728836 2010 319999.99284744303 2011 79999.9982118607 2013 800000.011920929 2014 370000.00476837205 2015 370000.00476837205 2016 300000.011920929 2017 1830000.04291534 2018 540000.021457672 2019 250000 2020 720000.028610229 2021 1009999.99046326 2022 2000000