Year current US$ 1960 0 1961 0 1962 0 1963 9999.99977648258 1964 39999.9991059303 1965 260000.00536441797 1966 3799999.92251396 1967 3879999.98033047 1968 6759999.93085861 1969 8090000.06318092 1970 14939999.818801899 1971 15579999.9423325 1972 22670000.5531311 1973 21130000.1144409 1974 27220000.2670288 1975 20369999.408721898 1976 41630000.3528595 1977 21670000.0762939 1978 26370000.720024098 1979 23759999.3497133 1980 43719999.0488589 1981 22669999.7074902 1982 61589998.3029813 1983 40350000.6496906 1984 32010000.3797561 1985 20489999.7655302 1986 15900000.1735985 1987 44290001.064539 1988 100990001.67846699 1989 79259999.7222424 1990 88620001.4576316 1991 113289999.887347 1992 60349998.164922 1993 54320000.6969273 1994 53480000.9727478 1995 93659998.2306361 1996 143149999.31864402 1997 42419999.3479997 1998 33469999.805092797 1999 29789999.8407811 2000 28260000.117123097 2001 29529999.9564886 2002 29379999.4662404 2003 85930000.8807331 2004 126219998.002052 2005 445809999.04871 2006 102329998.806119 2007 136839999.783784 2008 282089997.61938995 2009 125360000.222921 2010 123470004.692674 2011 149419998.496771 2012 164139999.449253 2013 301599998.652935 2014 321979996.755719 2015 398760002.79188204 2016 301569999.448955 2017 420830007.627606 2018 431600004.211068 2019 393970004.141331 2020 432819994.76254 2021 486090005.517006 2022 343980006.82704145