Year current US$ 1962 19999.9995529652 1963 59999.9986588955 1964 109999.999403954 1965 430000.00715255697 1966 5590000.15258789 1967 1509999.9904632599 1968 3130000.1144409203 1969 2519999.98092651 1970 2460000.03814697 1971 1929999.94754791 1972 1720000.02861023 1973 2069999.9332428002 1974 3819999.9332428 1975 2079999.9237060498 1976 6900000.09536743 1977 769999.980926514 1978 3069999.9332428 1979 2509999.99046326 1980 5730000.01907349 1981 11439999.5803833 1982 7690000.05722046 1983 5949999.80926514 1984 3519999.98092651 1985 4360000.1335144 1986 12859999.6566772 1987 15770000.4577637 1988 18719999.3133545 1989 19940000.5340576 1990 26950000.762939498 1991 34200000.762939505 1992 22979999.5422363 1993 54270000.4577637 1994 29540000.915527303 1995 47220001.220703095 1996 40360000.6103516 1997 38549999.237060495 1998 28280000.6866455 1999 28590000.1525879 2000 18260000.2288818 2001 33209999.084472697 2002 33860000.6103516 2003 26670000.0762939 2004 41750000 2005 51380001.0681152 2006 54560001.373291 2007 47580001.8310547 2008 37840000.1525879 2009 60060001.373291 2010 40939998.626709 2011 61880001.0681152 2012 47470001.220703095 2013 42069999.6948242 2014 45270000.4577637 2015 47740001.6784668 2016 39540000.9155273 2017 64239997.8637695 2018 52630001.0681152 2019 66519996.643066406 2020 60840000.1525879 2021 82599998.4741211 2022 59369998.9318848