Year % of GDP 1960 54.37990822253346 1961 53.66816114751556 1962 57.16955245568728 1963 60.09120284123415 1964 56.94485835306244 1965 58.233614116278595 1966 60.322932109431946 1967 58.37247446867503 1968 56.68867229437763 1969 59.88081444309971 1970 61.585563177198864 1971 60.72451311659189 1972 61.57356853666076 1973 60.2003486896757 1974 82.55069808284722 1975 80.83483701275746 1976 74.22053038013127 1977 71.71153716158413 1978 66.79261394754899 1979 72.91371781675278 1980 72.470634706797 1981 71.43371518365569 1982 59.975287740777226 1983 45.997545239836775 1984 47.36990022830691 1985 48.61736736880196 1986 50.21841368240491 1987 51.227073184152715 1988 47.85618425368615 1989 57.33903381580151 1990 64.30025830098288 1991 75.89430214855791 1992 78.52249352821879 1993 75.62056271038367 1994 77.56697715857122 1995 80.05827917875611 1996 84.71969184115811 1997 88.35544361783094 1998 83.61561031249624 1999 69.83254725734392 2000 71.97836171069596 2001 67.96292907508803 2002 64.21205391553522 2003 60.353333915779 2004 65.88490986011499 2005 71.1935236882264 2006 71.72224637380747 2007 78.11190994403536 2008 88.60907421890873 2009 69.16639761903205 2010 78.23225205177683 2011 84.25708069932534 2012 82.86754539360915 2013 72.47252735203367 2014 63.73318857243587 2015 52.25154274769929 2016 45.43540841718804 2017 45.62421309685914 2018 43.79120443305509 2019 40.205327578555696 2020 31.300767564755194 2021 37.65659962224088 2022 47.99067012797866