Year current US$ 1971 9999.99977648258 1977 19999.9995529652 1978 50000.0007450581 1979 59999.9986588955 1980 59999.9986588955 1981 50000.0007450581 1982 50000.0007450581 1984 1470000.02861023 1987 39999.9991059303 1988 180000.00715255702 1989 19999.9995529652 1990 19999.9995529652 1991 79999.9982118607 1992 1179999.94754791 1993 50000.0007450581 1994 39999.9991059303 1995 100000.00149011599 1996 959999.978542328 1997 610000.014305115 1998 490000.009536743 1999 50000.0007450581 2003 230000.004172325 2005 509999.99046325695 2006 1230000.01907349 2007 289999.99165535 2009 9999.99977648258 2010 129999.995231628 2011 47409999.8474121 2012 29999.999329447703 2013 9999.99977648258 2014 7000000 2015 1480000.01907349 2016 1440000.0572204601 2017 0 2018 19999.9995529652 2019 9999.99977648258 2022 0