Year current US$ 1961 19999.9995529652 1962 19999.9995529652 1964 100000.00149011599 1965 109999.999403954 1966 119999.997317791 1967 100000.00149011599 1968 9999.99977648258 1969 59999.9986588955 1970 50000.0007450581 1971 29999.999329447703 1972 29999.999329447703 1973 159999.99642372102 1974 119999.997317791 1975 100000.00149011599 1976 19999.9995529652 1977 209999.993443489 1978 209999.993443489 1979 209999.993443489 1980 129999.995231628 1981 129999.995231628 1982 170000.00178813902 1983 129999.995231628 1984 109999.999403954 1985 219999.998807907 1986 250000 1987 270000.010728836 1988 270000.010728836 1989 330000.013113022 1990 289999.99165535 1991 180000.00715255702 1992 180000.00715255702 1993 100000.00149011599 1994 300000.011920929 1995 180000.00715255702 1996 519999.980926514 1997 140000.000596046 1998 90000.0035762787 1999 140000.000596046 2000 200000.00298023198 2001 140000.000596046 2002 239999.994635582 2003 280000.001192093 2004 310000.002384186 2005 1559999.9427795399 2006 349999.99403953605 2007 579999.983310699 2008 310000.002384186 2009 250000 2010 29999.999329447703 2012 70000.0002980232 2013 90000.0035762787 2014 100000.00149011599 2015 39999.9991059303 2016 59999.9986588955 2017 230000.004172325 2018 189999.99761581398 2019 409999.99642372096 2020 340000.00357627904 2021 189999.99761581398 2022 140000.000596046