Year U.S. dollars (Billions) 2000 1.008 2001 1.060 2002 1.148 2003 1.462 2004 1.714 2005 1.788 2006 1.910 2007 2.189 2008 2.403 2009 2.062 2010 1.883 2011 1.813 2012 1.606 2013 1.678 2014 1.674 2015 1.420 2016 1.468 2017 1.528 2018 1.656 2019 1.616 2020 1.543 2021 1.857 2022 1.788 2023 1.954 2024 2.034 2025 2.092 2026 2.159 2027 2.227 2028 2.298 2029 2.370