Year % of GDP 2007 79.44292710159826 2008 76.34967614879386 2009 81.02500356621613 2010 80.0239985533312 2011 79.89615367411844 2012 80.51913871841558 2013 81.14889628632424 2014 81.81101514758596 2015 82.63059190787297 2016 83.87686418387645 2017 86.6310404922649 2018 86.64937793877947 2019 86.76061632434582 2020 98.8447893914034 2021 102.00569769712742 2022 94.49333771245274 2023 95.04990232869154