Annual % of GDP
1960 74.28890221489432
1961 71.87977236852055
1962 68.83288660538642
1963 70.84805308362316
1964 73.06742098960544
1965 70.60770531365706
1966 70.05149260870935
1967 68.99210441726862
1968 73.3871954295701
1969 78.3797968282779
1970 85.41472065399378
1971 101.14587139139157
1972 92.9011735398022
1973 100.08048993544175
1974 144.47912361540656
1975 160.1346980479343
1976 164.504843750868
1977 158.3672931998403
1978 140.85255301600785
1979 142.05664380893018
1980 154.70098190670242
1981 159.20328568076576
1982 139.97938792706964
1983 125.87100942199785
1984 118.32455325654685
1985 105.68832287796069
1986 96.16924068731399
1987 90.44047481724107
1988 84.04085642434573
1989 93.3636139571355
1990 83.22006187215752
1991 81.96092228455603
1992 79.94676001940478
1993 74.12790719050143
1994 75.83016661932142
1995 76.97859176102614
1996 80.88473277686373
1997 77.83981101806903
1998 73.04340920158835
1999 71.76968108563007
2000 78.13092014398191
2001 74.75969198210629
2002 72.96747846600746
2003 72.75657836504111
2004 72.09998645117132
2005 76.18276849875714
2006 79.51842935131629
2007 76.55519486852171
2008 81.20428040380676
2009 67.38627329606389
2010 74.50486850575325
2011 82.5357415671701
2012 81.55677823906252
2013 78.19789091860486
2014 77.28951834207034
2015 70.97961081840452
2016 67.62216226657813
2017 69.41012306423511
2018 73.01445097004616
2019 70.61221353994935
2020 68.85399122040246
2021 79.80243648773589
2022 85.62239103747604
2023 76.45248795813025