Year % of GDP 1960 17.415215160468758 1961 17.110095696458462 1962 17.649417414644557 1963 18.375083414010497 1964 18.77520984189676 1965 18.06114306194285 1966 17.94586899000192 1967 20.211460099104027 1968 20.681504373308037 1969 20.06060466860284 1970 19.381953932774607 1971 18.812907370231724 1972 19.184009552846636 1973 20.04637580438109 1974 23.955586869165188 1975 22.974943407300277 1976 22.70505011844215 1977 25.377694701871274 1978 24.113272665840604 1979 29.296833777843872 1980 30.367617824055586 1981 30.121284817302136 1982 24.63042217701092 1983 27.273289675056933 1984 26.167882336467507 1985 25.941599049276615 1986 23.569057981231325 1987 28.33397350118395 1988 34.4015020381158 1989 37.48540547333927 1990 41.65043611965913 1991 42.50682546039931 1992 40.98217002458935 1993 40.92882755729715 1994 43.00683908497759 1995 48.22382987158142 1996 45.25572780086423 1997 46.81473193908681 1998 42.303170888427715 1999 44.26774584295964 2000 56.45770461278704 2001 57.017276516879974 2002 54.32399042009658 2003 55.17026807167552 2004 61.440016381274155 2005 69.45114993136042 2006 65.41160415796693 2007 61.000951819469186 2008 69.02059343382444 2009 54.83080636282419 2010 60.76434947902716 2011 68.82049784441473 2012 68.72370288044144 2013 65.29113310112041 2014 62.511360283180196 2015 57.20297188193966 2016 53.50434331982873 2017 54.21859496726121 2018 56.00376783165173 2019 50.17062409328011 2020 46.30631663762585 2021 58.59226588371293 2022 67.49347954872866 2023 63.70691537453408