Year % of GDP 2000 9.23999977 2001 9.64409447 2002 9.68074989 2003 9.91340542 2004 10.12623405 2005 10.08441544 2006 10.57086945 2007 10.71633053 2008 9.91801167 2009 9.04967022 2010 9.72781372 2011 9.83193302 2012 9.26659298 2013 9.06448746 2014 8.4089098 2015 9.98109627 2016 9.3223238 2017 8.72573948 2018 8.31648731 2019 8.43033981 2020 8.90162563 2021 9.38092136