Year current US$ 1960 6269999.84867871 1961 15580000.547692198 1962 61129998.1568009 1963 38229999.4751811 1964 24319999.840110503 1965 54320001.0899454 1966 57159999.988973096 1967 45199999.608099505 1968 33870000.1575053 1969 35630000.265315205 1970 45999999.787658505 1971 47580000.5123019 1972 56450000.7014722 1973 85990000.6875396 1974 130920001.838356 1975 151229998.86795902 1976 148220001.50382498 1977 172350000.850856 1978 266980000.70452702 1979 334869997.680187 1980 370820000.126958 1981 404669994.786382 1982 394769998.721778 1983 353869996.771216 1984 293279999.803752 1985 335210001.16691 1986 435059995.949268 1987 541400002.174079 1988 582340000.286698 1989 595639996.305108 1990 742439996.823668 1991 791810011.2080569 1992 705150001.883507 1993 705520009.756088 1994 726139990.538359 1995 708210005.998611 1996 701419998.526573 1997 511670002.46048003 1998 501910005.927086 1999 417749998.927116 2000 350229999.959469 2001 457210000.574589 2002 568239996.790886 2003 973909995.7644941 2004 634439996.749163 2005 603650005.698204 2006 648130001.485348 2007 893249997.615814 2008 1305579992.94996 2009 1202899998.54565 2010 1310250003.6954901 2011 1537899989.15792 2012 1909439966.96174 2013 1633329995.14043 2014 1744630022.7045999 2015 1442940011.3914201 2016 2504449979.7523 2017 2895549967.75836 2018 2929800016.433 2019 2930160014.7783804 2020 3661980023.89073 2021 3600130019.48595 2022 3177509973.3471875