Year	% of GDP
1960	92.65461040410806
1961	95.73070607553366
1962	94.01163882110005
1963	93.51464435146444
1964	87.55995667646603
1965	88.25905292479108
1966	88.9811320754717
1967	89.2192894531685
1968	86.24411302982732
1969	85.60304237595075
1970	83.38851183578878
1971	86.16318377381684
1972	82.76913875598086
1973	80.19151630262742
1974	76.92380907057536
1975	83.2557462903695
1976	83.02815226736422
1977	83.71347609978167
1978	82.81827610967794
1979	82.38997893803348
1980	81.12036112438452
1981	83.63667566707925
1982	84.7155586359205
1983	82.48403267572027
1984	82.49340059686865
1985	84.3286185194499
1986	90.82440857558362
1987	90.8536632410556
1988	90.39057956653406
1989	89.07069588348469
1990	88.61737159960109
1991	89.90850641535788
1992	92.31499936903805
1993	92.7418196644942
1994	91.16303232592445
1995	89.39114079062622
1996	88.45532894003733
1997	88.61648774727955
1998	89.27728145720877
1999	91.63460591143132
2000	90.90480638085002
2001	91.01508950495943
2002	89.78667681233314
2003	87.53429507164692
2004	84.16578190403105
2005	82.2920337365673
2006	77.12908879021315
2007	77.28394308661166
2008	75.5011687670936
2009	80.21056329040826
2010	76.12969550921451
2011	74.48143928868758
2012	72.9433759271467
2013	74.02822159063409
2014	77.64449654937819
2015	85.91497625344924
2016	86.36766161301644
2017	84.67607766444642
2018	84.53602193452497
2019	86.58777123561168
2020	89.17995353039072
2021	86.57996071275369
2022	85.91592309537039
2023	86.88881284197515