Annual % of GDP
1960 13.384903346464725
1961 12.032464966124792
1962 11.891527862889198
1963 11.478294239277778
1964 11.135420292508664
1965 10.198924965950287
1966 14.282684650134373
1967 11.611768536798884
1968 9.359346168467843
1969 8.546861842772875
1970 8.230668531278445
1971 7.871725780449331
1972 9.692504279435266
1973 10.279549725579848
1974 12.200851485107663
1975 12.870842742525456
1976 13.344965507457122
1977 13.300247241307133
1978 14.027770480905204
1979 15.501513058068182
1980 16.39227788745905
1981 15.797871414397703
1982 15.048157737621091
1983 13.987892845698793
1984 15.09636222768265
1985 13.97784253947716
1986 13.090548241984614
1987 13.318468353607285
1988 14.150942895892085
1989 15.432423818943997
1990 16.218130845837766
1991 17.95666567611636
1992 19.146724426797558
1993 19.9593853520382
1994 19.921750877519315
1995 22.268112433856523
1996 22.168963791503284
1997 22.30825174900867
1998 21.61642190161745
1999 21.586430436447486
2000 22.425059647465662
2001 21.711706221066002
2002 22.694605671252326
2003 23.57809079282006
2004 26.384003077677523
2005 30.656569783426942
2006 32.802142950384365
2007 31.902750287015895
2008 41.7401850876261
2009 31.52113022564086
2010 34.53993338873508
2011 41.194225716535904
2012 41.36418797016449
2013 40.35570485244761
2014 37.50602993310698
2015 31.155037021395668
2016 27.340779595246172
2017 28.325139441392693
2018 30.654428548621237
2019 28.435247470087138
2020 24.380491446061505
2021 30.77858050690052
2022 34.14135282975292
2023 30.369043446180964