Year constant 2010 US$ 1960 2503785239.17726 1961 2560204252.10437 1962 2743602246.55659 1963 2953279905.86571 1964 3145229040.27291 1965 3274156443.45837 1966 3449129783.92419 1967 3691376129.52318 1968 3898197982.50121 1969 3962581191.21734 1970 4175674262.40748 1971 3948147259.84856 1972 4129386843.51471 1973 4594059318.81787 1974 4890661008.1181 1975 4800349659.23649 1976 5482478862.29581 1977 6396958467.69705 1978 6662607836.15524 1979 6778363449.00682 1980 7025229320.6571 1981 6361684444.44597 1982 5746131634.24478 1983 5841261007.26292 1984 6688243788.71308 1985 6981847735.5308 1986 7338494748.20679 1987 7796491552.02298 1988 8211999521.66878 1989 8304605702.5708 1990 8394461585.25592 1991 8409223242.33921 1992 8899199494.69798 1993 9765058435.72095 1994 10208351350.7462 1995 10482467891.4227 1996 10482484924.913 1997 10794619105.9962 1998 11466340684.7312 1999 12083185154.8923 2000 12803263306.7437 2001 13137056643.2089 2002 13395128407.2975 2003 13987620723.7202 2004 15223320071.225 2005 15951490808.2532 2006 17184790460.9523 2007 19122451043.7733 2008 20025428261.7552 2009 17766317857.6885 2010 18549030519.0369 2011 19804847337.1828 2012 20303734212.4641 2013 20420625901.4145 2014 21054580259.894 2015 22574035033.8175 2016 23035160230.5416 2017 24195765239.4708 2018 25252950573.4757