Annual % of GDP
1963 2.4691358024691445
1964 13.281250000000025
1965 17.471264367816108
1966 14.689265536723267
1967 13.333333333333385
1968 13.021702838063398
1969 14.942528735632232
1970 13.161465400271382
1971 12.332112332112192
1972 12.785388127853551
1973 14.933628318584082
1974 34.58301453710801
1975 10.522213561964442
1976 17.094644167277895
1977 20.201421800947912
1978 19.332627118644183
1979 23.261278195488913
1980 21.560402684563865
1981 15.000000000000128
1982 12.235817575083383
1983 13.791946308724814
1984 14.27660930528998
1985 18.715328467153412
1986 16.60315732172018
1987 14.73095364944055
1988 10.55569036641601
1989 7.669138090824918
1990 28.86181226009064
1991 28.51502584786682
1992 28.9197147723665
1993 0.07257407866317796
1994 27.341875364007024
1995 27.636071106227654
1996 17.84932298691483
1997 17.94417601965878
1998 11.371050350641825
1999 12.969982892584758
2000 21.002787004671912
2001 18.945466641446956
2002 21.93578486494261
2003 23.16496023455278
2004 24.841793776330398
2005 14.02240523691537
2006 7.506354723245686
2007 5.695176595265973
2008 4.866982082681413
2009 3.4311345435453657
2010 3.9238795235101493
2011 4.595306828997895
2012 7.412373835149029
2013 7.641216163851173
2014 9.20045969389764
2015 8.937928206381322
2016 6.621250149396439
2017 8.979212165332038
2018 10.22922856264727
2019 10.084694051890361
2020 12.309191219626717
2021 9.53798397329892
2022 7.129610914107527
2023 9.33757084743691