Year current US$ 1960 289999.99165535 1961 5469999.79019165 1962 2849999.90463257 1963 -19999.9995529652 1964 70000.0002980232 1965 270000.010728836 1966 300000.011920929 1967 330000.013113022 1968 629999.995231628 1969 579999.983310699 1970 800000.011920929 1971 610000.014305115 1972 560000.002384186 1973 620000.004768372 1974 540000.021457672 1975 670000.016689301 1976 829999.983310699 1977 779999.971389771 1978 1639999.98569489 1979 2230000.01907349 1980 11890000.3433228 1981 6769999.98092651 1982 5320000.17166138 1983 4489999.771118159 1984 7219999.79019165 1985 5070000.17166138 1986 2130000.1144409203 1987 4420000.07629395 1988 3890000.10490417 1989 3619999.8855590797 1990 3720000.02861023 1991 5369999.88555908 1992 6070000.17166138 1993 4269999.98092651 1994 3609999.89509583 1995 3740000.00953674 1996 3970000.02861023 1997 3799999.95231628 1998 5969999.79019165 1999 11069999.6948242 2000 8069999.694824221 2001 5150000.09536743 2002 43330001.8310547 2003 13739999.7711182 2004 30030000.6866455 2005 4619999.88555908 2006 169600006.10351598 2007 51740001.6784668 2008 2910000.08583069 2009 2259999.99046326 2010 1029999.97138977 2011 819999.992847443 2012 1960000.03814697 2013 1320000.05245209 2014 88150001.5258789 2015 9510000.22888184 2016 2299999.95231628 2017 2660000.08583069 2018 13789999.961853001 2019 14279999.7329712 2020 19360000.6103516 2021 11050000.1907349 2022 2940000.05722046