Year current US$ 1970 9999.99977648258 1971 19999.9995529652 1972 29999.999329447783 1973 29999.999329447783 1974 39999.999105930285 1975 3239999.949932095 1976 670000.0185519456 1977 269999.9958276747 1978 3830000.078305604 1979 5090000.0873953095 1980 8509999.942034492 1981 19530000.038444944 1982 13810000.391677015 1983 22590000.392869104 1984 9820000.035688292 1985 3689999.9622255587 1986 8000000.124797226 1987 10189999.541267753 1988 3599999.971687791 1989 13630000.043660406 1990 19170000.91075893 1991 11019999.85054135 1992 9989999.903365975 1993 10739999.795332555 1994 8600000.150501726 1995 11180000.118911259 1996 16330000.104382629 1997 7219999.879598611 1998 18389999.508857705 1999 9599999.761208896 2000 12680000.403895972 2001 8089999.990537763 2002 6839999.981224543 2003 50339998.71835117 2004 50599999.98100096 2005 54459999.64885416 2006 307479986.22059876 2007 355139995.1260542 2008 311549992.2074375 2009 96980000.06191431 2010 114529999.71061939 2011 232630001.68651348 2012 153409997.8916346 2013 119439997.9598821 2014 120330000.62592334 2015 68899999.70793723 2016 66310001.976788014 2017 114990002.78115268 2018 124540001.5022605 2019 132730001.33410102 2020 64410000.45649714 2021 71860000.34585597 2022 60999998.822808355