Year current US$ 1962 9999.99977648258 1963 19999.9995529652 1964 170000.00178813902 1965 50000.0007450581 1966 500000 1967 699999.988079071 1968 680000.007152557 1969 560000.002384186 1970 479999.989271164 1971 439999.997615814 1972 629999.995231628 1973 980000.019073486 1974 1250000 1975 1539999.96185303 1976 2190000.05722046 1977 3779999.97138977 1978 6250000 1979 6289999.96185303 1980 10039999.961853001 1981 11939999.5803833 1982 14289999.961853001 1983 19750000 1984 14159999.8474121 1985 12619999.8855591 1986 14239999.7711182 1987 16229999.5422363 1988 14369999.8855591 1989 20709999.084472697 1990 30399999.6185303 1991 25680000.3051758 1992 20819999.6948242 1993 25399999.6185303 1994 27680000.3051758 1995 30940000.5340576 1996 13819999.6948242 1997 6130000.11444092 1998 4989999.771118159 1999 1690000.0572204601 2000 3019999.98092651 2001 3250000 2002 2710000.03814697 2003 4780000.20980835 2004 10369999.8855591 2005 11359999.6566772 2006 14539999.961853001 2007 23020000.4577637 2008 23129999.1607666 2009 27899999.6185303 2010 29459999.084472697 2011 32900001.5258789 2012 24059999.4659424 2013 24809999.4659424 2014 25850000.3814697 2015 17420000.0762939 2016 46090000.1525879 2017 32869998.931884803 2018 33340000.152587898 2019 37389999.3896484 2020 34290000.9155273 2021 30850000.3814697 2022 25530000.6866455