Year Percent of GDP 2001 88.22 2002 85.999 2003 72.311 2004 30.308 2005 14.869 2006 10.217 2007 14.286 2008 18.069 2009 27.678 2010 26.747 2011 24.451 2012 22.496 2013 23.748 2014 39.707 2015 50.229 2016 71.845 2017 49.371 2018 47.298 2019 49.824 2020 52.553 2021 46.984 2022 49.94 2023 43.406 2024 41.72