Year constant 2010 US$ 1960 43879970.5156181 1961 49836645.3430215 1962 54139883.2818133 1963 58554300.5412356 1964 54356717.2817374 1965 64251480.6767352 1966 63094705.7752859 1967 65845257.9769463 1968 64073809.5189503 1969 68356354.5703682 1970 71353096.5584639 1971 74828292.1004401 1972 71468787.124683 1973 67197650.947979 1974 91651511.4649709 1975 107900331.581398 1976 95478028.4297096 1977 85523866.9677947 1978 83594655.6749381 1979 83019504.5525702 1980 82404634.8549111 1981 97988994.2623902 1982 83664514.6011911 1983 67801471.3629639 1984 65835189.3998354 1985 71316450.8606027 1986 75819098.9304868 1987 73684854.7946445 1988 65581317.3351078 1989 58411655.6328775 1990 53772462.7667284 1991 55248569.5877758 1992 57989910.8268639 1993 60309507.2599385 1994 63894338.1110537 1995 71907489.425311 1996 74016213.455379 1997 77390171.9034877 1998 69166148.1862233 1999 73805341.0523722 2000 65159572.5290942 2001 65159572.5290942 2002 66635679.3501418 2003 65159572.5290942 2004 65159572.5290942 2005 72961851.440345 2006 76757554.6944674 2007 80837038.7163618 2008 76129978.0166457 2009 78178260.0986601 2010 79740399.2814623 2011 83648988.1911291 2012 87162180.8761034 2013 91868044.1404784 2014 96917448.3869635 2015 100320448.68145 2016 100903820.160504 2017 104028098.526109