Year current US$ 1960 9999.99977648258 1962 29999.999329447703 1963 660000.026226044 1964 59999.9986588955 1965 1450000.04768372 1966 1100000.02384186 1967 1440000.0572204601 1968 1000000 1969 1779999.97138977 1970 1330000.04291534 1971 2119999.8855590797 1972 4190000.05722046 1973 6010000.228881841 1974 5309999.94277954 1975 3930000.0667572 1976 4440000.05722046 1977 4159999.8474121103 1978 3430000.0667572 1979 4579999.92370605 1980 4710000.03814697 1981 4630000.11444092 1982 5250000 1983 6179999.82833862 1984 5630000.11444092 1985 6670000.07629395 1986 10010000.2288818 1987 10569999.6948242 1988 11100000.3814697 1989 10649999.6185303 1990 12340000.1525879 1991 12979999.5422363 1992 12819999.6948242 1993 10770000.4577637 1994 6179999.82833862 1995 14180000.3051758 1996 9750000 1997 20090000.1525879 1998 12130000.1144409 1999 10569999.6948242 2000 4380000.11444092 2001 3589999.91416931 2002 3450000.04768372 2003 4920000.07629395 2004 1809999.9427795399 2005 2529999.97138977 2006 4190000.05722046 2007 4780000.20980835 2008 6989999.771118159 2009 6199999.80926514 2010 5389999.8664856 2011 4099999.90463257 2012 10189999.5803833 2013 6460000.03814697 2014 5679999.82833862 2015 3539999.96185303 2016 2569999.9332428 2017 3960000.03814697 2018 4739999.771118159 2019 3190000.05722046 2020 3089999.91416931 2021 3720000.02861023 2022 3430000.0667572