Year Percent of GDP 2000 36.978 2001 34.943 2002 26.532 2003 21.769 2004 16.3 2005 9.145 2006 2.305 2007 0.077 2008 -1.063 2009 0.535 2010 2.851 2011 4.992 2012 4.525 2013 6.508 2014 13.197 2015 15.619 2016 11.453 2017 10.518 2018 9.185 2019 7.888 2020 6.133 2021 4.477 2022 3.107 2023 1.877 2024 0.763