Year current international $ 2002 5577593608.591335 2003 5992873371.730516 2004 6241823322.584757 2005 6508798158.703955 2006 7264644032.725682 2007 8128806022.345302 2008 9697053217.781433 2009 10634126742.236124 2010 9940052470.413807 2011 11290231585.689991 2012 13553431248.944414 2013 13437751439.77635 2014 14074344376.056448 2015 16218116088.90657 2016 18057363030.00232 2017 17442659110.584976 2018 17581258112.699924 2019 17144810315.055733 2020 16513940590.004175 2021 19513100621.993732 2022 21801893200.175114 2023 23082116136.24835