Year current US$ 1969 19999.9995529652 1970 19999.9995529652 1971 19999.9995529652 1972 39999.9991059303 1973 100000.00149011599 1974 59999.9986588955 1975 889999.985694885 1976 300000.011920929 1977 170000.00178813902 1978 140000.000596046 1979 129999.995231628 1980 150000.005960464 1981 100000.00149011599 1982 200000.00298023198 1983 180000.00715255702 1984 1490000.0095367401 1985 839999.973773956 1986 1309999.9427795399 1987 800000.011920929 1988 1730000.01907349 1989 2339999.91416931 1990 4199999.80926514 1991 1850000.02384186 1992 1700000.04768372 1993 2759999.99046326 1994 3930000.0667572 1995 3619999.8855590797 1996 7690000.05722046 1997 5739999.771118159 1998 5170000.07629395 1999 5780000.20980835 2000 3490000.00953674 2001 4320000.17166138 2002 5909999.84741211 2003 6900000.09536743 2004 7099999.90463257 2005 5110000.1335144 2006 3509999.99046326 2007 1620000.00476837 2008 1379999.99523163 2009 670000.016689301 2010 400000.00596046395 2011 589999.973773956 2012 419999.986886978 2013 1230000.01907349 2014 150000.005960464 2015 39999.9991059303 2016 740000.009536743 2017 560000.002384186 2018 460000.00834465 2019 50000.0007450581 2020 670000.016689301 2021 109999.999403954 2022 200000.00298023198