Year Percent of GDP 2004 78.392 2005 86.537 2006 104.465 2007 93.59 2008 89.62 2009 102.809 2010 96.232 2011 79.109 2012 79.377 2013 83.824 2014 109.84 2015 121.22 2016 130.78 2017 125.723 2018 154.667 2019 117.679 2020 110.304 2021 108.686 2022 107.616 2023 106.139 2024 105.501