Year Percent of GDP 2000 10.797 2001 53.095 2002 45.135 2003 51.864 2004 60.638 2005 43.666 2006 32.466 2007 38.919 2008 30.447 2009 51.937 2010 49.947 2011 52.2 2012 46.207 2013 31.549 2014 30.422 2015 34.505 2016 31.784 2017 26.398 2018 24.742 2019 22.564 2020 22.388 2021 22.192 2022 22.06 2023 22.555 2024 22.435