Year % of GDP 2007 71.97261874472696 2008 77.37653536857805 2009 79.02790047949095 2010 74.108550420082 2011 67.09684643053626 2012 67.40471580628598 2013 69.53351428414652 2014 70.22779577645358 2015 74.80051129784148 2016 78.3707153239766 2017 79.34122181885566 2018 83.19986649767155 2019 89.41595295284588 2020 103.041136564281 2021 112.35266363496604 2022 102.81863350119903 2023 98.50655888873789