Year current US$ 1965 39999.9991059303 1966 59999.9986588955 1967 50000.0007450581 1968 59999.9986588955 1969 59999.9986588955 1970 109999.999403954 1971 129999.995231628 1972 109999.999403954 1973 100000.00149011599 1974 90000.0035762787 1975 90000.0035762787 1976 50000.0007450581 1977 109999.999403954 1978 79999.9982118607 1979 100000.00149011599 1980 70000.0002980232 1981 29999.999329447703 1982 150000.005960464 1983 239999.994635582 1984 270000.010728836 1985 449999.988079071 1986 379999.99523162795 1987 129999.995231628 1988 419999.986886978 1989 6619999.88555908 1990 5150000.09536743 1991 3309999.94277954 1992 3180000.0667572 1993 1690000.0572204601 1994 1429999.94754791 1995 790000.021457672 1996 610000.014305115 1997 699999.988079071 1998 699999.988079071 1999 119999.997317791 2000 699999.988079071 2001 550000.011920929 2002 1240000.0095367401 2003 1100000.02384186 2004 939999.997615814 2005 270000.010728836 2006 2859999.89509583 2007 2240000.00953674 2008 1840000.0333786 2009 4389999.8664856 2010 3940000.05722046 2011 6809999.94277954 2012 7190000.05722046 2013 22510000.2288818 2014 5619999.88555908 2015 5440000.05722046 2016 3019999.98092651 2017 4070000.1716613797 2018 1899999.97615814 2019 1409999.9666214 2020 1259999.9904632599 2021 1820000.05245209 2022 910000.026226044