Year % of GDP 1990 70.19099590723056 1991 70.19086826347305 1992 81.55847389058319 1993 95.83184713375796 1994 101.08545503069122 1995 97.14125035148561 1996 99.69991949059504 1997 87.07849159357882 1998 95.16072778003837 1999 91.3883075945008 2000 79.56168796761408 2001 75.14297539318233 2002 75.30556701030929 2003 72.35150073462535 2004 68.71233968722889 2005 52.543022559393094 2006 45.64285028432428 2007 43.06165265069375 2008 41.930677775230954 2009 53.88003314467087 2010 50.243965618744845 2011 47.38623708766944 2012 49.996985954548194 2013 52.1862431679901 2014 56.32348879335617 2015 69.09838175799926 2016 71.54051620846931 2017 68.92780268930788 2018 64.60707686160914 2019 68.63016843272337 2020 77.1048015861534 2021 66.23077319233674 2022 55.004862931029976 2023 67.22431110803988