Year current US$ 1973 9999.99977648258 1978 19999.9995529652 1979 100000.00149011599 1980 170000.00178813902 1981 59999.9986588955 1982 100000.00149011599 1983 39999.9991059303 1984 39999.9991059303 1985 70000.0002980232 1986 39999.9991059303 1988 39999.9991059303 1989 29999.999329447703 1990 1159999.9666214 1991 90000.0035762787 1992 850000.023841858 1993 509999.99046325695 1994 810000.002384186 1995 189999.99761581398 1996 230000.004172325 1997 59999.9986588955 1998 370000.00476837205 1999 360000.01430511504 2000 419999.986886978 2001 79999.9982118607 2002 -9999.99977648258 2003 9999.99977648258 2004 9999.99977648258 2005 39999.9991059303 2006 19999.9995529652 2008 200000.00298023198 2009 9999.99977648258 2010 39999.9991059303 2011 589999.973773956 2012 709999.978542328 2013 39999.9991059303 2014 90000.0035762787 2015 50000.0007450581 2016 109999.999403954 2017 129999.995231628 2018 70000.0002980232 2019 70000.0002980232 2020 39999.9991059303 2021 79999.9982118607 2022 59999.9986588955