Year current US$ 1995 7867140395.3370495 1996 8382519637.462235 1997 10118631851.532152 1998 11239547690.979713 1999 10971583944.75615 2000 11524776866.637894 2001 12237388001.72637 2002 14259781159.011929 2003 18781721376.198536 2004 22627507451.564827 2005 26097677571.837296 2006 30183575103.52616 2007 39697891351.94308 2008 47797551587.88233 2009 37388122046.14957 2010 37128694028.24299 2011 43535051482.386894 2012 42927454291.478 2013 46523420074.437225 2014 48533659592.17279 2015 41435533340.38826 2016 43047309305.73629 2017 47758736931.78008 2018 53751411409.444664 2019 54808531641.411674 2020 56964942999.365135 2021 66798933785.77024 2022 71013953448.20845 2023 77836396962.77196