Year current US$ 1995 16782798064.976126 1996 19270056748.63692 1997 18794910608.753353 1998 19728088853.08166 1999 20470579575.852234 2000 19364829184.95424 2001 21184933681.819294 2002 23442947642.825436 2003 25896903505.332245 2004 29465158153.8051 2005 37109451664.55827 2006 42586294349.1759 2007 54577936740.18678 2008 68078673707.332016 2009 49415379171.84538 2010 57646668656.518425 2011 64079223773.88242 2012 57044558307.55445 2013 58842308321.44484 2014 61740499888.731865 2015 53875580315.69174 2016 55087992415.50955 2017 64114487926.83788 2018 73115363136.14827 2019 72182581800.42325 2020 71444726343.43503 2021 88458918200.46883 2022 75060826541.05495 2023 78302824652.85666