Year % of GDP 1970 44.956276491715236 1971 43.76746309496606 1972 44.1372779894459 1973 48.031943855439515 1974 52.89335805538583 1975 45.91603656753003 1976 48.55438285766662 1977 47.50725022273471 1978 45.76164417914298 1979 49.92243849794827 1980 50.11728048413195 1981 54.06352205727878 1982 58.103311806477144 1983 60.39562658046249 1984 64.41235167805321 1985 62.454327417218146 1986 57.28304983255248 1987 55.86776306844472 1988 59.40808324387945 1989 63.56674893527337 1990 61.613690955539326 1991 60.22965488287463 1992 58.80893033173934 1993 56.10774115747969 1994 58.42495934542292 1995 60.114371718060454 1996 61.19239095587182 1997 64.78658108044793 1998 64.17434501542834 1999 64.56305951608616 2000 72.54739515805667 2001 71.6119589202939 2002 70.83129769567647 2003 69.03650850888442 2004 70.90627744721796 2005 74.28282892139534 2006 76.80499705521888 2007 78.30180470282629 2008 80.88061997520349 2009 68.8340037082276 2010 75.85006447924644 2011 80.69736291246218 2012 80.40449050649873 2013 79.32434840154755 2014 79.80100907362298 2015 77.80528215167983 2016 79.42961547395365 2017 83.18241024999207 2018 83.07962946700668 2019 82.39718206169432 2020 78.66790638370314 2021 87.90139849293746 2022 95.70223543734123 2023 86.6812302879311