Year % of GDP 1990 36.37404654760108 1991 40.00530410642273 1992 42.05714672011993 1993 42.743225721975 1994 44.907697599391966 1995 52.816485501696484 1996 53.95416784794479 1997 53.97424739048301 1998 55.984366149548826 1999 55.060153887890785 2000 53.1640659419771 2001 62.67818678379387 2002 64.77347965731414 2003 67.2183558557843 2004 68.09515488592167 2005 68.06920553113518 2006 66.48266584810985 2007 66.34299445102083 2008 73.12974871691372 2009 85.47830239190384 2010 91.38812843644662 2011 97.29118124947826 2012 100.27339875716346 2013 101.4733765791514 2014 104.448182351062 2015 105.24479743446153 2016 107.38681179568813 2017 107.00620875822963 2018 107.76758653763434 2019 109.57071278215065 2020 131.47803455207404 2021 127.12112892468483 2022 115.70215415181512