Year % of GDP 1975 26.61087473261055 1976 30.206347064743355 1977 2.9210862893094798 1978 3.3022177802096584 1979 26.822636320764204 1980 33.57715871537775 1981 33.56375953602686 1982 36.022599396876096 1983 42.95109567311138 1984 47.88232192231146 1985 66.4505528772624 1986 84.13060935666114 1987 105.64258166094251 1988 121.22095339880354 1989 137.01379998985718 1990 91.92157473622092 1991 82.39153560283906 1992 56.64437020586471 1993 64.05855914195465 1994 71.86116012286519 1995 63.93049877121585 1996 61.33442179516493 1997 46.4194590313718 1998 59.52496064651702 1999 96.10364912259001 2000 63.54657003916569 2001 51.764048887125625 2002 49.471080152265486 2003 65.34036996931685 2004 72.70774749438279 2005 94.64829205092695 2006 100.26959181972745 2007 94.56675560129523 2008 61.014284621295026 2009 62.502814092966915 2010 66.46512412982024 2011 53.35006005884006 2012 55.46285382654447 2013 87.16199329919266 2014 89.40166166442968 2015 110.12363303884109 2016 99.03315163653272 2017 126.20219942623912 2018 105.07709195586392 2019 120.96679808145974 2020 132.8870302449254 2021 129.9860261578661 2022 126.40874582990473