Year % of GDP 2001 88.15405901908453 2002 88.29990311146717 2003 89.23821760053474 2004 90.20511657819466 2005 95.04358273466184 2006 98.7274257707469 2007 101.71787030930047 2008 103.58966285713743 2009 106.23093950570625 2010 103.45633700162666 2011 101.61747953945404 2012 99.52699249618651 2013 96.55259924051761 2014 92.4233513569306 2015 89.74291908673435 2016 88.43731715384881 2017 86.91266371869828 2018 85.48366130118059 2019 84.75680823942497 2020 92.90712447800786 2021 88.38222037978977 2022 84.98728642221083 2023 80.49353953225088