Year Percent of GDP (Units) 2001 3.263 2002 2.662 2003 4.799 2004 7.798 2005 8.315 2006 9.741 2007 16.377 2008 17.479 2009 13.365 2010 19.405 2011 24.671 2012 23.981 2013 26.986 2014 24.160 2015 13.817 2016 11.415 2017 13.274 2018 13.326 2019 14.440 2020 -21.410 2021 -12.891 2022 -37.726 2023 -8.883 2024 1.955 2025 12.038 2026 12.255 2027 13.185 2028 13.185 2029 13.185