Year % of GDP 1990 69.24948107929839 1991 69.2797847366219 1992 70.48815235792691 1993 71.03184913665396 1994 69.65995032399252 1995 65.67967346886378 1996 65.16639707604375 1997 63.80104822111957 1998 85.70111539989668 1999 86.5044212204202 2000 84.93509975273825 2001 82.07366200898936 2002 80.88223073132133 2003 79.61259561204814 2004 77.05943135924139 2005 75.59664126382698 2006 75.61421911936765 2007 75.74592626078446 2008 72.6078001450396 2009 72.78839211167288 2010 76.40813764915987 2011 78.16152622345798 2012 78.3729957526184 2013 76.97061566532334 2014 75.41792861517823 2015 73.78916475405691 2016 68.99235088412016 2017 68.38946398645336 2018 67.99076165010909 2019 66.44159330204887 2020 62.259763159373286 2021 62.0425597857724 2022 63.16549064789022 2023 61.97126907769075