Year US Dollars adjusted for inflation) 1960 187858566511.84604 1961 188413776254.58603 1962 201307886826.39398 1963 208604535834.84601 1964 225866360770.06299 1965 245388204759.34305 1966 252114551476.48697 1967 265426236973.72 1968 282456340115.01898 1969 300616726669.14099 1970 317736234601.33997 1971 331452845344.45697 1972 343165972988.96698 1973 361848694279.69891 1974 374291649994.11108 1975 374299243184.40399 1976 390979176302.04095 1977 400833573686.44995 1978 411641035915.67902 1979 419932170481.24597 1980 425567299871.60498 1981 422232505177.11206 1982 416993626763.87897 1983 425625219999.25409 1984 438656498036.50201 1985 449974624430.80292 1986 462515308631.18903 1987 471447628729.7821 1988 487671173523.66205 1989 509226815021.70496 1990 530528907244.97296 1991 543469220896.8302 1992 552741191236.54297 1993 559692200293.90894 1994 576265203486.66296 1995 594221834498.19299 1996 615416058971.61926 1997 641878133643.25989 1998 670925783246.37292 1999 704818896540.5658 2000 734694499629.56409 2001 750301352928.755 2002 751078890078.63281 2003 753211372649.04993 2004 768506883558.12195 2005 785109444991.0061 2006 812734596109.53308 2007 842793366571.06311 2008 857112938103.2041 2009 824820492155.78894 2010 836389937229.19678 2011 850304340566.79016 2012 841316305639.70996 2013 839714950916.63794 2014 851636302587.52698 2015 870889730163.84399 2016 890135883868.6051 2017 918283870215.63