Year current US$ 1969 300000.011920929 1970 9999.99977648258 1971 0 1972 0 1973 9999.99977648258 1974 8749999.54178929 1975 19019999.999553002 1976 31570000.6857514 1977 41399998.171255 1978 13670000.0688434 1979 5760000.13202429 1980 15039999.812841399 1981 13140000.2762675 1982 11709999.918937702 1983 6750000.20861626 1984 9790000.14066696 1985 8330000.102519991 1986 5859999.95470047 1987 10609999.895095801 1988 21469999.7901917 1989 15900000.0953674 1990 19809999.8235703 1991 28389999.851584397 1992 332949985.260144 1993 574790021.896362 1994 288520006.731153 1995 225290006.160736 1996 33140000.3712624 1997 30760000.4151464 1998 27329999.8939037 1999 26169999.875128303 2000 156959996.31285697 2001 132590003.013611 2002 114870001.14470701 2003 89189999.461174 2004 78610000.5507469 2005 31210000.2020597 2006 25259999.7520447 2007 35950000.1296401 2008 36109999.3847311 2009 25679999.6085465 2010 12829999.8193979 2011 40879999.3395805 2012 32378799.6824831 2013 21964429.974556003 2014 0 2015 16236446.171998998 2016 30144699.677825 2017 36064630.0911903 2018 16971613.189205498 2019 23122924.640774697 2020 24064428.4486771 2021 16830769.777298 2022 4443999.9759197235