Year current US$ 1965 0 1966 0 1967 0 1968 0 1969 9999.99977648258 1970 9999.99977648258 1971 0 1972 0 1973 9999.99977648258 1974 0 1975 0 1976 59999.9986588955 1977 50000.0007450581 1978 9999.99977648258 1979 119999.997317791 1980 0 1981 0 1982 0 1983 109999.999403954 1984 0 1985 0 1986 0 1987 0 1988 9999.99977648258 1989 79999.9982118607 1990 5509999.99977648 1991 1379999.9840557599 1992 980000.004172325 1993 1879999.99895692 1994 1649999.96311963 1995 3939999.97712672 1996 8610000.09253621 1997 1350000.00707805 1998 0 1999 50720000.0286102 2000 6010000.14878809 2001 820000.013336539 2002 149999.99664723902 2003 250000.00372529 2004 500000.00745058106 2005 310000.002384186 2006 159999.99642372102 2007 220000.002533197 2008 309999.99865889497 2009 89999.9998509884 2010 1100000.0163912799 2011 439999.995753169 2012 4779999.96766448 2013 2170000.0166893 2014 109999.997541308 2015 659999.994561076 2016 920000.001788139 2017 1260000.01654029 2018 700000.002980232 2019 589999.997988343 2020 4859999.93793666 2021 289999.997243285 2022 46879998.778924376