Annual % of GDP
1960 32.7264142489078
1961 24.716851068169067
1962 28.792409257003655
1963 30.05942318157083
1964 29.567973856209147
1965 25.60196918717903
1966 23.624055818717192
1967 24.006931862938163
1968 10.25864320033424
1969 12.03484969406757
1970 12.206420807941194
1971 10.313244472445904
1972 24.715835970222965
1973 34.26058051324601
1974 38.19447912646705
1975 29.08124443485065
1976 26.55664140406861
1977 25.115594198253067
1978 30.83959985028412
1979 35.350793935818174
1980 33.68500164404153
1981 30.298278911271193
1982 25.58747404822942
1983 29.29747768169556
1984 27.00002286792345
1985 27.709173008130772
1986 27.455345828830858
1987 29.965642407843777
1988 28.88278606847313
1989 29.503792894530008
1990 32.40405552706196
1991 32.80414149029983
1992 34.153855052852734
1993 31.24493380062595
1994 31.082274225174928
1995 32.08156376177568
1996 33.87862030598447
1997 32.53550082011702
1998 28.624280691769215
1999 29.58529279813802
2000 19.995013842528074
2001 19.999872669521594
2002 21.59445136482889
2003 22.219075184201937
2004 23.694551753337567
2005 28.516224632832344
2006 28.88404263282402
2007 27.385555417814384
2008 30.984588781754606
2009 26.257917109604072
2010 30.103763833820096
2011 30.094986308870986
2012 27.457052104359015
2013 26.973148807360896
2014 26.648319193198887
2015 22.08834741639056
2016 21.433536323707266
2017 23.38257836284375
2018 23.447457350147907
2019 22.953825377613676
2020 22.573308594126733
2021 28.924873672172502
2022 27.13054077383808
2023 23.343783605890735