Year current US$ 1977 9999.99977648258 1978 9999.99977648258 1979 9999.99977648258 1980 9999.99977648258 1981 9999.99977648258 1982 9999.99977648258 1983 19999.9995529652 1984 9999.99977648258 1985 29999.999329447703 1986 29999.999329447703 1987 9999.99977648258 1988 100000.00149011599 1989 19999.9995529652 1990 9999.99977648258 1991 29999.999329447703 1992 29999.999329447703 1993 79999.9982118607 1994 29999.999329447703 1998 19999.9995529652 1999 39999.9991059303 2000 70000.0002980232 2001 59999.9986588955 2002 109999.999403954 2003 500000 2004 560000.002384186 2005 419999.986886978 2006 239999.994635582 2007 270000.010728836 2008 280000.001192093 2009 79999.9982118607 2010 109999.999403954 2011 349999.99403953605 2012 2660000.08583069 2013 779999.971389771 2014 360000.01430511504 2015 670000.016689301 2016 270000.010728836 2017 189999.99761581398 2018 239999.994635582 2019 239999.994635582 2020 100000.00149011599 2021 119999.997317791 2022 90000.0035762787