Annual % of GDP
1960 31.57305168827012
1961 32.579666160849776
1962 32.410841654778885
1963 33.79337030826777
1964 32.47072599531616
1965 33.29405463310123
1966 33.2479558664171
1967 34.75798601893638
1968 33.199803793328975
1969 32.722646310432566
1970 30.911850092372656
1971 29.168657429526995
1972 29.990448901623683
1973 33.37954338690811
1974 35.27361945738364
1975 30.00630318310747
1976 29.346337646368386
1977 29.82545159326162
1978 30.267849184419287
1979 31.456292388847025
1980 33.69329523098353
1981 30.046856457749666
1982 26.936189373472274
1983 26.129631184631602
1984 25.012179830201188
1985 25.519459275088924
1986 24.06603109451252
1987 21.838717883490204
1988 21.559893057177185
1989 22.303851514670335
1990 18.173901578219528
1991 17.672898698237532
1992 17.01823578393829
1993 18.063302686845837
1994 17.34558787480629
1995 18.772720119436258
1996 18.03554527401572
1997 17.20699453708441
1998 17.324678292249583
1999 17.142417412387083
2000 17.808936437218804
2001 18.06482041156868
2002 20.537965853816804
2003 21.23064903318004
2004 19.325556330410866
2005 20.257971775355593
2006 20.57415618731196
2007 20.645503787807904
2008 19.890270201557712
2009 20.20132331557672
2010 19.63644692677245
2011 18.87208065294216
2012 16.877927673984928
2013 17.052292107620094
2014 16.989627272643045
2015 17.333804683931245
2016 17.411369377472575
2017 17.754952096854073
2018 16.679111645551735
2019 16.32705578040748
2020 16.905394093128947
2021 18.829359567352352
2022 17.34695509037095
2023 15.563019910135663