Year current US$ 1965 996286588.0297073 1966 1081156917.7638679 1967 1071428571.4285715 1968 1035981308.411215 1969 1078692493.9467313 1970 1374780205.9783974 1971 1530986993.1140015 1972 1615822130.2998967 1973 1834007074.2799394 1974 2888427176.3972573 1975 4134809294.1692243 1976 3717576961.271103 1977 4516926854.93773 1978 5026531231.049121 1979 7743714285.714286 1980 9289542760 1981 9628783783.783783 1982 10472660098.522165 1983 10593713620.488941 1984 10857880025.800903 1985 10888912155.795206 1986 9167446211.412535 1987 9190887666.928516 1988 12322544009.085747 1989 12856257744.733582 1990 13997308209.959623 1991 13226985709.538054 1992 12938946228.14672 1993 14015606242.497 1994 14561091340.450771 1995 16661751695.664995 1996 17718160377.35849 1997 19528023598.820057 1998 21812278630.46045 1999 21144205249.18903 2000 22779979451.049465 2001 21590296495.956875 2002 19303370786.516853 2003 19576923076.923077 2004 23311688311.688313 2005 29217970049.916805 2006 33913043478.260868 2007 45429071803.85289 2008 62909090909.09091 2009 59764065335.75318 2010 58221415607.98548 2011 58261617900.17212 2012 67866666666.666664 2013 67364341085.27132 2014 69296987087.51793 2015 71347708894.87871 2016 66159509202.45399 2017 69089673913.04347 2018 73331457512.66179 2019 78012528473.80411 2020 75433562071.11665 2021 81943913320.58636 2022 104389057750.75989 2023 84507686602.52983