Year Percent of GDP 2002 61.151 2003 59.719 2004 72.57 2005 67.277 2006 50.337 2007 119.246 2008 63.994 2009 78.094 2010 59.698 2011 52.981 2012 36.204 2013 23.367 2014 23.219 2015 21.342 2016 25.728 2017 22.462 2018 21.856 2019 17.526 2020 17.44 2021 17.754 2022 20.424 2023 20.528 2024 20.543