Year Percent of GDP 2000 134.982 2001 181.617 2002 136.042 2003 114.464 2004 141.762 2005 101.472 2006 104.302 2007 86.885 2008 90.505 2009 93.187 2010 31.942 2011 26.25 2012 23.169 2013 19.119 2014 16.803 2015 16.787 2016 19.346 2017 18.105 2018 15.651 2019 14.008 2020 13.201 2021 10.788 2022 9.876 2023 7.984 2024 5.161