Year current US$ 1970 33475053944.6281 1971 36515132716.0668 1972 43016062231.4689 1973 52179837891.9664 1974 57535393690.2478 1975 72500681527.1942 1976 77851283957.8568 1977 81357498886.733 1978 89586459946.1205 1979 105804623020.194 1980 122003609516.555 1981 110458839101.259 1982 96518342242.4785 1983 88153191216.5042 1984 92123826704.1 1985 96109714966.0826 1986 127839312300.394 1987 156159516442.123 1988 175923241934.6 1989 184272166369.408 1990 219795869048.114 1991 228785222737.746 1992 233145100415.581 1993 171853247330.814 1994 189869632652.555 1995 223826209651.079 1996 243620338456.049 1997 223331282590.433 1998 226160501275.725 1999 232134216370.059 2000 222027905098.026 2001 203355468496.913 2002 223889286670.34 2003 286522283563.305 2004 326747434965.425 2005 335249772071.934 2006 367328308218.702 2007 428583877503.817 2008 450366238033.956 2009 369325809203.493 2010 423786780953.711 2011 488078480364.854 2012 470536872562.006 2013 500080240620.801 2014 495514182187.217 2015 425025439105.011 2016 432747589460.25 2017 459032738907.882 2018 470799099793.76 2019 458007910571.367 2020 469238771521.351 2021 539858010828.979