Year Percent of GDP (Units) 2000 8.637 2001 14.278 2002 20.824 2003 34.840 2004 29.516 2005 18.270 2006 -3.997 2007 120.552 2008 36.608 2009 12.705 2010 33.348 2011 16.782 2012 14.329 2013 13.551 2014 3.488 2015 22.657 2016 24.504 2017 14.073 2018 9.561 2019 6.301 2020 6.181 2021 13.679 2022 19.763 2023 13.439 2024 18.132 2025 17.489 2026 18.583 2027 20.891 2028 20.808 2029 19.995