Year	% of GDP
1960	26.496749489415304
1961	26.658825335579145
1962	26.93395365387762
1963	27.82672749583836
1964	27.91011023350629
1965	27.215734926037815
1966	29.227974622575637
1967	28.840037192640334
1968	27.603417942877194
1969	28.100945814624563
1970	27.185215815241172
1971	26.74754621548573
1972	27.170227327456143
1973	26.95302436473125
1974	25.752085707859283
1975	27.730094872635934
1976	26.627203234067736
1977	26.48048774581727
1978	25.25464148028254
1979	23.539101428048813
1980	23.45811705693709
1981	22.55340652374695
1982	22.15505516262479
1983	23.954170661981042
1984	26.466957399143986
1985	28.678739890924547
1986	35.34984632353853
1987	49.549356207234105
1988	47.7945457203875
1989	50.59922707630403
1990	50.16368555801204
1991	41.76629032029464
1992	39.192897254963306
1993	34.214581566759286
1994	29.97553343314066
1995	30.187612236633566
1996	30.427389950748385
1997	31.212229013689285
1998	34.179915486094835
1999	33.87943141638051
2000	131.82913816986547
2001	138.68951063682837
2002	141.58689796298282
2003	140.07316952098122
2004	145.646137964397
2005	157.54369099409107
2006	169.04435997278512
2007	184.492318401165
2008	191.1884276866013
2009	201.2585479968744
2010	193.03957037603337
2011	187.24088231241964
2012	182.09614224553846
2013	177.0129373887755
2014	173.3250393379276
2015	169.9658912476689
2016	166.5609788413872
2017	161.8070095562099
2018	161.25770191434856
2019	161.38599091228022
2020	163.93700754248707
2021	155.39085436871565
2022	143.36502210184725
2023	147.5179564589384
