Year % of GDP 1990 37.15310342741469 1991 40.63850736262857 1992 42.66976128830917 1993 43.39610383619723 1994 45.52034809391003 1997 54.05845374387638 1998 59.76321777095563 1999 56.86904463178776 2000 53.117773088090594 2001 61.692402207781704 2002 63.37410138039216 2003 66.70197329803982 2004 67.49816353278624 2005 65.32160778532399 2006 63.39802040283284 2007 63.116957016094425 2008 69.81429542997238 2009 81.70683757970383 2010 87.42430815453045 2011 93.17527701366514 2012 96.2944334829206 2013 96.54892737061702 2014 100.25917478312718 2015 100.86639762950281 2016 102.93965555931187 2017 102.61026411631688 2018 103.34447109746496 2019 105.11109065534816 2020 126.0457001341735 2021 121.68713762388049 2022 110.65596757069554