Year constant 2010 US$ 1960 3794769798.08256 1961 4462879368.77034 1962 4547012909.46308 1963 4966027694.64207 1964 5155286838.24362 1965 6114475318.8723 1966 6162244657.30099 1967 6458943489.40998 1968 6814486212.45534 1969 7130028313.01026 1970 7849213058.69617 1971 8056984887.0867 1972 8458644030.27604 1973 8833691189.08122 1974 9329236090.8432 1975 9584281382.17699 1976 10041478579.7332 1977 11327283713.4245 1978 12186470637.8271 1979 12581022232.392 1980 12420689158.7732 1981 11422491806.625 1982 10466443870.7373 1983 10886780990.5441 1984 11612577409.3689 1985 12048617252.8806 1986 12624989858.7658 1987 13064996706.1609 1988 13363513748.3831 1989 14013937093.4243 1990 14547333823.9066 1991 14409976314.4455 1992 15654373811.0044 1993 17030247503.6246 1994 17831550370.1142 1995 18150249088.9659 1996 18424553023.0688 1997 19317359870.3504 1998 20139826271.78 1999 20454736402.4729 2000 20671749430.7799 2001 21235835572.9341 2002 22016165471.5532 2003 22806699743.6494 2004 23325422598.635 2005 24285818968.3432 2006 25445381664.4965 2007 27168560638.3286 2008 28725343677.1466 2009 29232485334.0973 2010 30619075571.724 2011 32198739482.9588 2012 33787677252.0054 2013 34797272532.8445 2014 36149745482.047 2015 37649477130.4525 2016 39011956788.962 2017 40125080264.3472 2018 40855843941.0264