Year current US$ 1966 9999.99977648258 1967 9999.99977648258 1968 9999.99977648258 1970 9999.99977648258 1971 9999.99977648258 1972 9999.99977648258 1973 9999.99977648258 1974 9999.99977648258 1975 19999.9995529652 1976 29999.999329447703 1977 39999.9991059303 1978 90000.0035762787 1979 29999.999329447703 1980 19999.9995529652 1981 19999.9995529652 1982 9999.99977648258 1983 19999.9995529652 1984 70000.0002980232 1985 79999.9982118607 1986 59999.9986588955 1987 9999.99977648258 1988 29999.999329447703 1989 39999.9991059303 1990 29999.999329447703 1991 19999.9995529652 1992 19999.9995529652 1993 19999.9995529652 1994 9999.99977648258 2000 9999.99977648258 2006 29999.999329447703 2010 159999.99642372102 2011 980000.019073486 2012 360000.01430511504 2013 159999.99642372102 2014 250000 2015 259999.990463257 2016 79999.9982118607 2017 159999.99642372102 2018 90000.0035762787 2019 59999.9986588955 2020 29999.999329447703 2021 9999.99977648258 2022 9999.99977648258