Annual % of GDP
1960 16.56748210922759
1961 12.872706658704583
1962 9.40416211624803
1963 8.747843191735033
1964 8.131796814722767
1965 3.4455579326652406
1966 4.929362740115866
1967 6.571318129107073
1968 5.365582429802614
1969 8.46810239739943
1970 9.166812797038045
1971 8.161937773777378
1972 16.341358357653217
1973 17.683679486523367
1974 13.993605270533552
1975 21.153771585352306
1976 15.43300280905985
1977 14.585977484685309
1978 13.052371367015894
1979 15.61404779224558
1980 10.906434280389867
1981 15.315645955060642
1982 11.04307351162397
1983 12.377642522178595
1984 9.601121209246163
1985 12.700835209975928
1986 16.02489689382308
1987 15.83749419289757
1988 20.830179848099725
1989 17.6344006722808
1990 15.37266129270059
1991 13.712946366047463
1992 11.933966877202378
1993 14.533905952326856
1994 16.263567169797934
1995 16.605020896247854
1996 17.185196118408687
1997 18.312743175362204
1998 20.777844183274283
1999 20.77222201793691
2000 19.5879193877958
2001 20.04131644336133
2002 19.68149308684543
2003 19.26565587486293
2004 21.57087899599713
2005 19.781788713037024
2006 19.6102214035497
2007 19.92820432935276
2008 16.44514244288515
2009 15.02305695143794
2010 15.731534276125977
2011 14.410540134978051
2012 15.073426388114616
2013 16.376227840682635
2014 17.919297555948333
2015 18.794232046837546
2016 19.204978153136505
2017 19.611089576202527
2018 20.842567139087507
2019 21.13224266840468
2020 17.68077415154101
2021 22.12262969467313
2022 23.17034435859638
2023 23.99930062074341