Annual % of GDP
1960 23.611777178108852
1961 24.688658550842636
1962 23.242258132406906
1963 22.96865629229517
1964 24.480093201783312
1965 26.708214459699654
1966 30.832908979009645
1967 27.01995100647938
1968 25.984106505419735
1969 27.789865530155755
1970 18.746268381093177
1971 20.14406805689678
1972 19.942974108911617
1973 23.155334292717708
1974 22.55730828223646
1975 20.01911913049502
1976 20.440405395098434
1977 21.985627205220222
1978 24.300288597412116
1979 22.9153676000161
1980 22.259321023414557
1981 21.95445414588239
1982 23.338669489506987
1983 22.025453741574456
1984 23.17983692174149
1985 24.251019181212733
1986 25.855813303541037
1987 28.58845072731628
1988 33.214813565248505
1989 34.982974255608916
1990 34.03685180106653
1991 35.8028214637247
1992 35.33184045095485
1993 37.0392955133654
1994 36.8168301667891
1995 37.448472050785114
1996 36.70679799353426
1997 34.91549388469124
1998 35.26039161953508
1999 33.24233489901303
2000 32.290298274889444
2001 30.522707105199792
2002 31.170130640403855
2003 31.443180737096192
2004 31.011454525427645
2005 30.50649616890919
2006 32.04657880991029
2007 33.52565103338904
2008 32.01865389146248
2009 30.95416789915213
2010 32.02365438287514
2011 30.897276407887357
2012 30.37862025668627
2013 31.08426548091785
2014 30.487424929918465
2015 31.534145645789856
2016 33.125362354550134
2017 34.770732969609256
2018 34.93752008981916
2019 34.05684019834244
2020 29.157512621405225
2021 29.53518433422114
2022 27.718114525738414
2023 25.680751074159993