Year current US$ 1970 0 1971 0 1972 0 1973 0 1974 0 1975 0 1976 0 1977 0 1978 0 1979 0 1980 19999.9995529652 1981 0 1982 0 1983 0 1984 0 1985 0 1986 0 1987 0 1988 0 1989 0 1990 0 1991 39999.9991059303 1992 39999.9991059303 1993 219999.995082617 1994 59999.9986588955 1995 230000.00230968 1996 199999.999254942 1997 209999.999031425 1998 210000.002756715 1999 1090000.02406538 2000 199999.999254942 2001 229999.99858438998 2002 119999.997317791 2003 229999.99858438998 2004 309999.99679625 2005 429999.988526106 2006 269999.99769032 2007 19999.9995529652 2008 59999.9986588955 2009 0 2010 70000.0002980232 2011 200000.00298023198 2012 0 2013 0 2014 0 2015 0 2016 9999.99977648258 2017 9999.99977648258 2018 9999.99977648258 2019 9999.99977648258 2020 19999.9995529652 2021 0 2022 4909999.84741211