Year current US$ 1966 100000.00149011599 1967 129999.995231628 1968 150000.005960464 1969 200000.00298023198 1970 189999.99761581398 1971 189999.99761581398 1972 159999.99642372102 1973 330000.013113022 1974 680000.007152557 1975 550000.011920929 1976 769999.980926514 1977 2579999.92370605 1978 3829999.92370605 1979 4869999.88555908 1980 1529999.97138977 1981 3579999.92370605 1982 2950000.04768372 1983 2769999.98092651 1984 1629999.99523163 1985 1549999.95231628 1986 2369999.8855590797 1987 2039999.96185303 1988 2839999.91416931 1989 4510000.228881841 1990 6239999.771118159 1991 4380000.11444092 1992 19489999.7711182 1993 9449999.80926514 1994 7000000 1995 46520000.4577637 1996 59909999.8474121 1997 6199999.80926514 1998 24329999.9237061 1999 12569999.6948242 2000 9310000.4196167 2001 9500000 2002 19120000.8392334 2003 14239999.7711182 2004 17309999.4659424 2005 10329999.923706101 2006 10479999.5422363 2007 14890000.3433228 2008 17809999.4659424 2009 24799999.237060502 2010 20870000.8392334 2011 23620000.8392334 2012 16940000.5340576 2013 13229999.5422363 2014 18649999.6185303 2015 14289999.961853001 2016 20760000.2288818 2017 14640000.3433228 2018 10859999.6566772 2019 8039999.961853029 2020 7639999.8664856 2021 6860000.1335144 2022 3869999.8855590797