Year current US$ 1960 9999.99977648258 1961 9999.99977648258 1962 29999.999329447703 1963 29999.999329447703 1964 19999.9995529652 1965 90000.0035762787 1966 70000.0002980232 1967 70000.0002980232 1968 79999.9982118607 1969 180000.00715255702 1970 219999.998807907 1971 569999.992847443 1972 779999.971389771 1973 1250000 1974 1490000.0095367401 1975 2700000.04768372 1976 2710000.03814697 1977 4710000.03814697 1978 9529999.73297119 1979 19659999.8474121 1980 24260000.2288818 1981 33069999.694824196 1982 35220001.220703095 1983 28309999.4659424 1984 28520000.4577637 1985 50740001.6784668 1986 68059997.55859381 1987 76769996.6430664 1988 62349998.4741211 1989 77389999.3896484 1990 55169998.1689453 1991 127550003.05175799 1992 106669998.168945 1993 110889999.38964799 1994 118750000 1995 127599998.47412099 1996 88790000.9155273 1997 86139999.3896484 1998 56889999.3896484 1999 65589996.337890595 2000 99930000.3051758 2001 84389999.3896484 2002 97449996.9482422 2003 60610000.6103516 2004 56430000.3051758 2005 63380001.0681152 2006 41659999.8474121 2007 48639999.3896484 2008 33930000.3051758 2009 45279998.779296905 2010 81209999.0844727 2011 67330001.8310547 2012 47540000.9155273 2013 40770000.4577637 2014 56369998.9318848 2015 48819999.6948242 2016 65129997.253418 2017 97410003.6621094 2018 107069999.69482401 2019 126519996.64306599 2020 82690002.44140631 2021 91139999.3896484 2022 146740005.493164