Year current US$ 1979 9999.99977648258 1980 19999.9995529652 1984 9999.99977648258 1985 19999.9995529652 1986 19999.9995529652 1987 39999.9991059303 1988 50000.0007450581 1989 29999.999329447703 1990 119999.997317791 1991 150000.005960464 1992 180000.00715255702 1993 959999.978542328 1994 620000.004768372 1995 920000.016689301 1996 750000 1997 649999.976158142 1998 639999.985694885 1999 540000.021457672 2000 639999.985694885 2001 2380000.1144409203 2002 529999.971389771 2003 699999.988079071 2004 670000.016689301 2005 629999.995231628 2006 500000 2007 579999.983310699 2008 7760000.228881841 2009 259999.990463257 2010 150000.005960464 2011 189999.99761581398 2012 2150000.09536743 2013 6840000.15258789 2014 29999.999329447703 2015 39999.9991059303 2016 70000.0002980232 2017 19999.9995529652 2018 9999.99977648258