Year current US$ 1962 39999.9991059303 1963 79999.9982118607 1964 39999.9991059303 1965 219999.998807907 1966 579999.983310699 1967 2440000.05722046 1968 439999.997615814 1969 660000.026226044 1970 1509999.9904632599 1971 889999.985694885 1972 1000000 1973 2920000.07629395 1974 1309999.9427795399 1975 660000.026226044 1976 -200000.00298023198 1977 -100000.00149011599 1978 2740000.00953674 1979 4269999.98092651 1980 1470000.02861023 1981 330000.013113022 1982 2329999.92370605 1983 4619999.88555908 1984 2339999.91416931 1985 7679999.82833862 1986 10189999.5803833 1987 6829999.92370605 1988 13130000.1144409 1989 13890000.3433228 1990 13399999.6185303 1991 12939999.5803833 1992 19370000.8392334 1993 20239999.7711182 1994 19059999.4659424 1995 29360000.6103516 1996 25590000.1525879 1997 27590000.1525879 1998 17049999.237060502 1999 14680000.3051758 2000 14869999.8855591 2001 16719999.3133545 2002 12989999.7711182 2003 15079999.923706101 2004 31020000.4577637 2005 23950000.762939498 2006 26700000.762939498 2007 29459999.084472697 2008 32590000.152587898 2009 27930000.3051758 2010 20090000.1525879 2011 14720000.2670288 2012 14779999.7329712 2013 10939999.5803833 2014 13619999.8855591 2015 15140000.3433228 2016 18719999.3133545 2017 26549999.237060502 2018 39259998.3215332 2019 41060001.373291 2020 39919998.1689453 2021 37610000.6103516 2022 49290000.9155273