Year constant 2010 US$ 1960 2356099806.67322 1961 2623090999.72164 1962 2825980965.54272 1963 3140572208.63575 1964 3221445059.32428 1965 3528645859.46419 1966 3868177555.66273 1967 4159776644.17646 1968 4407733875.45975 1969 4935773909.7454 1970 5413116573.76957 1971 6108021954.33204 1972 6561132683.16948 1973 6760143401.08294 1974 7010924302.28377 1975 6933906648.77556 1976 6954048932.36884 1977 6530389963.59723 1978 7412734995.58453 1979 7865349118.47073 1980 8537539928.10137 1981 9787116167.82871 1982 9488865826.27426 1983 8753590522.66649 1984 9571035685.32153 1985 10119274594.6991 1986 10954097475.4688 1987 10996939680.5434 1988 8676952068.7584 1989 9734551906.6103 1990 10384536452.7152 1991 11920297906.7761 1992 13252608792.9117 1993 14098694837.1707 1994 14406921024.218 1995 14537414544.1901 1996 15051394152.7335 1997 15943279662.5568 1998 18238128921.4788 1999 18522111390.4548 2000 17982779673.8286 2001 17136339616.5032 2002 17853489118.8535 2003 19624571630.5369 2004 20677691223.7901 2005 22074835983.625 2006 23560248660.8947 2007 26085568028.0198 2008 29454802123.3228 2009 27680188231.8815 2010 31851400000 2011 34553304061.8145 2012 38514619156.0907 2013 41756081849.2365 2014 44403700112.7397 2015 46531985657.7822 2016 48207649762.8889 2017 50232870088.336