Year % of GDP 1990 43.648960739030024 1991 33.33333333333333 1992 57.608695652173914 1993 83.3502538071066 1994 84.10610914404542 1995 54.05302999102164 1996 50.42509604407863 1997 65.65629855791512 1998 63.90656843658363 1999 61.631776459453604 2000 72.3983446101294 2001 70.29732373698553 2002 67.3745423382546 2003 68.9854723668665 2004 74.25017702903276 2005 59.08654296871998 2006 64.23379212030227 2007 67.21082526375156 2008 68.66172332707711 2009 59.759183004167035 2010 64.54508763634699 2011 79.50889355400413 2012 74.30836203497812 2013 61.48238712904723 2014 55.71054493106145 2015 57.903459014570124 2016 62.69997577646947 2017 66.5780913114196 2018 68.93884892086331 2019 65.75572247127631 2020 57.92173442603242 2021 65.18241283589347 2022 56.97302068225104 2023 66.17977855653139