Year % of GDP 2001 73.0816959622537 2002 74.3460982792707 2003 75.8320621380067 2004 76.7499857826017 2005 77.6345654084378 2006 78.113323368979 2007 84.0752473162029 2008 100.172568090225 2009 102.68707590882 2010 99.475590658437 2011 101.863485354335 2012 104.266686520499 2013 106.039690609015 2014 109.059262769559 2015 110.121398407654 2016 111.312209230487 2017 113.584914654946 2018 118.194230900802 2019 124.875809607498 2020 124.137775199712 2021 109.25624152989 2022 112.290235620988 2023 109.489987060866