Year current US$ 1974 9999.99977648258 1975 9999.99977648258 1979 9999.99977648258 1981 19999.9995529652 1982 200000.00298023198 1983 560000.002384186 1984 340000.00357627904 1985 1000000 1986 79999.9982118607 1987 250000 1988 660000.026226044 1989 540000.021457672 1990 939999.997615814 1991 1669999.95708466 1992 2069999.9332428002 1993 1360000.01430511 1994 1169999.95708466 1995 1220000.02861023 1996 639999.985694885 1997 140000.000596046 1998 159999.99642372102 1999 170000.00178813902 2000 219999.998807907 2001 219999.998807907 2002 239999.994635582 2003 439999.997615814 2004 560000.002384186 2005 509999.99046325695 2006 449999.988079071 2007 230000.004172325 2008 680000.007152557 2009 899999.976158142 2010 970000.028610229 2011 839999.973773956 2012 540000.021457672 2013 790000.021457672 2014 8399999.61853027 2015 4869999.88555908 2016 349999.99403953605 2017 259999.990463257 2018 200000.00298023198 2019 209999.993443489 2020 209999.993443489 2021 189999.99761581398 2022 189999.99761581398