Year % of GDP 1964 78.55795677454437 1965 79.85975847292559 1966 79.19463087248322 1967 86.81710213776722 1968 83.59911278713548 1969 71.52609557366219 1970 74.19715282928439 1971 76.79264351145191 1972 77.06574846083171 1973 63.80107013730859 1974 65.62204872000058 1975 77.60513737542226 1976 80.69197522686878 1977 79.53367143969562 1978 71.50660936594426 1979 75.03139669094315 1980 90.72263089571614 1981 90.65934065934066 1982 88.22062947958865 1983 87.8044880336869 1984 82.14324967942846 1985 91.68842878861723 1986 79.08468306288033 1987 71.66696448173202 1988 73.07098160159128 1989 78.14493525943307 1990 78.50507185981745 1991 77.09484596050581 1992 84.44570085779658 1993 86.48845636384056 1994 76.77267307775337 1995 93.48050553758608 1996 92.79936152201343 1997 95.2970021174635 1998 92.96536662712933 1999 94.27310003113347 2000 105.83081262140009 2001 95.82841109763123 2002 95.66122860625568 2003 94.99699149689744 2004 91.88270138358887 2005 90.45739061243594 2006 87.78582370623157 2007 90.8977411162955 2008 93.28619114282377 2009 94.04094389969741 2010 76.20006115358755 2011 87.51851338389842 2012 81.49208296900494 2013 107.7321805338906 2014 100.83094933464731 2015 102.28494010253574 2016 97.17281880748435 2017 93.58455735982012 2018 97.6922977687785 2019 98.59837289473774 2020 101.18524099010087 2021 106.04296250231657 2022 100.919696100419 2023 106.24383993692095