Year current US$ 1963 9999.99977648258 1967 9999.99977648258 1968 9999.99977648258 1969 9999.99977648258 1970 90000.0035762787 1971 59999.9986588955 1972 50000.0007450581 1973 59999.9986588955 1974 79999.9982118607 1975 1179999.94754791 1976 500000 1977 -50000.0007450581 1978 219999.998807907 1979 490000.009536743 1980 239999.994635582 1981 2130000.1144409203 1982 1620000.00476837 1983 1470000.02861023 1984 2529999.97138977 1985 2470000.02861023 1986 4139999.8664856004 1987 6000000 1988 7179999.82833862 1989 5309999.94277954 1990 10010000.2288818 1991 8850000.38146973 1992 6809999.94277954 1993 8369999.88555908 1994 18219999.3133545 1995 16979999.5422363 1996 25270000.4577637 1997 15720000.2670288 1998 11829999.923706101 1999 18020000.4577637 2000 11319999.6948242 2001 9939999.5803833 2002 16479999.5422363 2003 13460000.038146999 2004 12949999.8092651 2005 12239999.7711182 2006 11350000.3814697 2007 12260000.2288818 2008 11649999.6185303 2009 8399999.61853027 2010 7050000.19073486 2011 5679999.82833862 2012 4829999.92370605 2013 4159999.8474121103 2014 4230000.01907349 2015 2230000.01907349 2016 2630000.1144409203 2017 2650000.09536743 2018 4190000.05722046 2019 4250000 2020 4329999.92370605 2021 5110000.1335144 2022 4920000.07629395