Year % of GDP 1977 29.58333146852839 1978 30.57415386501419 1979 33.49691472596214 1980 35.38586346173219 1981 38.99120868873751 1982 43.1950902369822 1983 46.49223402993653 1984 50.336824989762725 1985 53.477582260458036 1986 62.192700657407045 1987 60.01284980377248 1992 66.45827563375275 1993 77.53039443935513 1994 64.49143603630634 1995 60.75866138211317 1996 64.97867337604028 1997 70.06259028540835 1998 75.10600141375853 1999 86.23852830042122 2000 87.89556965008038 2001 91.66842892629207 2002 94.08941207103533 2003 97.44071294173146 2004 94.1887782484729 2005 93.43860220252512 2006 96.86545364440693 2007 96.29354153328434 2008 96.48299424531649 2009 119.18454652818346 2010 118.16160576550635 2011 117.61556201535215 2012 123.83246269282819 2013 130.27258200371202 2014 137.36675582059107 2015 155.44334457897304 2016 160.9872575677056 2017 155.57190779476153 2018 153.50172579918402 2019 156.5685326682307 2020 174.53282082163764 2021 176.50028718530342 2022 182.5795059464034 2023 190.87734555063156