Year current US$ 1961 9999.99977648258 1963 9999.99977648258 1964 9999.99977648258 1965 9999.99977648258 1966 59999.9986588955 1967 29999.999329447703 1969 9999.99977648258 1970 9999.99977648258 1971 39999.9991059303 1972 90000.0035762787 1973 1250000 1974 800000.011920929 1975 289999.99165535 1976 589999.973773956 1977 560000.002384186 1978 540000.021457672 1979 589999.973773956 1980 1210000.03814697 1981 1019999.98092651 1982 1440000.0572204601 1983 1980000.01907349 1984 5780000.20980835 1985 6019999.98092651 1986 3660000.08583069 1987 7610000.1335144 1988 8840000.15258789 1989 5489999.771118159 1990 7530000.20980835 1991 12659999.8474121 1992 4539999.96185303 1993 9050000.19073486 1994 5980000.01907349 1995 7059999.94277954 1996 5829999.92370605 1997 2390000.10490417 1998 4550000.19073486 1999 2960000.03814697 2000 3589999.91416931 2001 2259999.99046326 2002 2119999.8855590797 2003 5300000.19073486 2004 3240000.00953674 2005 2650000.09536743 2006 2759999.99046326 2007 2430000.0667572 2008 3150000.09536743 2009 5400000.09536743 2010 6230000.01907349 2011 11340000.1525879 2012 9539999.96185303 2013 9949999.80926514 2014 14210000.038146999 2015 19780000.6866455 2016 14149999.6185303 2017 16799999.237060502 2018 15739999.7711182 2019 15640000.3433228 2020 19219999.3133545 2021 25370000.8392334 2022 22549999.237060502