Year current US$ 1986 18314457399.829224 1987 12408373088.673218 1988 14500400922.553162 1989 16937117057.709198 1990 13671346060.537231 1991 14127187583.239044 1992 13294704390.659576 1993 11674357178.8479 1994 14841070655.007751 1995 18387797226.924194 1996 24855848493.201965 1997 26906475165.258118 1998 21527685733.895782 1999 24135984854.65689 2000 29608041919.01053 2001 29582319235.578186 2002 32061943035.882477 2003 39995057100.9043 2004 49480277390.028076 2005 57570288648.27045 2006 70424995297.75696 2007 83479210154.19012 2008 101462467388.91565 2009 98868780890.51733 2010 146616751652.87244 2011 157002074612.48425 2012 132074519485.66187 2013 144210280988.01758 2014 171183509357.1349 2015 169525480486.04675 2016 208515605749.19177 2017 238355219125.94727 2018 245504045067.3269 2019 260712841520.77783 2020 264443455392.69043 2021 266612047979.09253 2022 267729891556.27856 2023 291184016270.3257