Year current US$ 1960 9999.99977648258 1964 50000.0007450581 1967 19999.9995529652 1968 19999.9995529652 1969 19999.9995529652 1970 19999.9995529652 1971 39999.9991059303 1972 19999.9995529652 1973 39999.9991059303 1974 200000.00298023198 1975 2259999.99046326 1976 389999.98569488496 1977 200000.00298023198 1978 150000.005960464 1979 70000.0002980232 1980 119999.997317791 1981 2880000.1144409203 1982 6570000.17166138 1983 1809999.9427795399 1984 2289999.96185303 1985 5050000.19073486 1986 5929999.82833862 1987 8770000.45776367 1988 21090000.1525879 1989 16329999.923706101 1990 11930000.3051758 1991 9579999.92370605 1992 15060000.4196167 1993 15000000 1994 7159999.84741211 1995 1289999.96185303 1996 16950000.762939498 1997 4090000.1525878897 1998 10350000.3814697 1999 1980000.01907349 2000 3549999.95231628 2001 2279999.97138977 2002 959999.978542328 2003 1240000.0095367401 2004 1879999.99523163 2005 449999.988079071 2006 44259998.3215332 2007 65410003.662109405 2008 63630001.0681152 2009 28260000.2288818 2010 23870000.8392334 2011 19059999.4659424 2012 15729999.5422363 2013 17079999.9237061 2014 27450000.762939498 2015 22399999.6185303 2016 20149999.6185303 2017 38630001.0681152 2018 44860000.6103516 2019 31790000.915527303 2020 35680000.3051758 2021 29030000.6866455 2022 57720001.220703095