Year % of GDP 1991 58.361283910418095 1992 55.44135516894437 1993 53.5610134142056 1994 56.46018005558755 1995 78.38470530968735 1996 83.29220666624077 1997 94.8487191212692 1998 107.42990062644012 1999 114.02577484978363 2000 137.40660123511975 2001 131.0450687395689 2002 118.32010916229162 2003 116.62933701397245 2004 123.44630585826405 2005 127.81308898628127 2006 149.0086364948726 2007 155.49825036211394 2008 158.3252978428139 2009 144.99989743889847 2010 157.4649137989091 2011 166.43318314167095 2012 165.64866794352764 2013 164.34611035756143 2014 168.3945965437216 2015 167.32044503775796 2016 164.4039277187245 2017 165.2285156086389 2018 163.26051226285654 2019 160.7513432793306 2020 155.4226638935124 2021 159.68827412064678 2022 185.27111321662355 2023 157.29622388614686