Annual % of GDP
1965 12.030076917481628
1966 10.760401770105812
1967 11.810680344352473
1968 10.849421179961528
1969 11.219850391560666
1970 17.56756699339187
1971 12.50729126235969
1972 12.552900765521652
1973 16.58801469484052
1974 19.718852699880518
1975 17.115787554012798
1976 12.866433756277388
1977 25.743405349270226
1978 26.78198186676941
1979 21.356526965728957
1980 21.74372235736909
1981 19.625362009305235
1982 29.562717272644605
1983 27.153168102223663
1984 28.594995160284913
1985 26.67106889120761
1986 26.011808126827486
1987 20.993136692324992
1988 20.970021617245635
1989 20.06774957426671
1990 20.681220993986386
1991 22.031616754385077
1992 16.536788354494576
1993 20.384215746229646
1994 22.612536091589483
1995 24.094309363897732
1996 20.77601911473848
1997 22.515615627963133
1998 20.11712089265011
1999 19.28811841232971
2000 18.97801153483463
2001 17.724227259105028
2002 16.931988169354444
2003 16.725366238686835
2004 18.125219305811058
2005 18.164156939542746
2006 19.02961378599733
2007 19.12004239755688
2008 16.846368109063768
2009 15.548408587307069
2010 15.727639235637191
2011 15.66978646259535
2012 15.718173130393659
2013 16.255226958462877
2014 16.11539609793976
2015 14.688007919458956
2016 17.079380829945613
2017 16.94831296322933
2018 16.422933696113766
2019 15.256313742645201
2020 14.393250495227496
2021 14.419484857248943
2022 15.06021049309361
2023 15.40000000019737