Year	% of GDP
1960	108.28775377769537
1961	110.86854359806895
1962	112.02704305539082
1963	110.39515841936631
1964	112.300891421891
1965	110.91634267328061
1966	108.81897270885472
1967	107.79703949972294
1968	108.23251764274586
1969	107.48430519748884
1970	117.15510349871583
1971	118.43028037922625
1972	114.41166905556292
1973	111.29035361114316
1974	115.1822872017083
1975	109.36359597048519
1976	108.20014130130504
1977	103.22750287405522
1978	104.6533314428436
1979	105.91877471477493
1980	105.17595942728144
1981	102.09508434370058
1982	102.7356302896896
1983	100.8807609438226
1984	101.07595422042444
1985	99.24552404632085
1986	95.8109882692999
1987	95.16262527579885
1988	89.72700033500335
1989	89.6205257019826
1990	89.74795828764276
1991	86.47030663536313
1992	87.67089573505478
1993	89.83733153872784
1994	84.05105396986728
1995	83.00125418496857
1996	84.41564563122526
1997	86.70979736910786
1998	80.43609021508291
1999	83.97791490743748
2000	87.53341737486144
2001	85.46432993381633
2002	83.0964265733886
2003	74.17396993496862
2004	75.20955804827369
2005	71.25195677007187
2006	70.3922953538043
2007	68.9680437231571
2008	80.2238141268066
2009	76.40301068186525
2010	73.68763420159209
2011	72.54444700270002
2012	75.42685762554217
2013	77.05718004221163
2014	76.64542162021657
2015	72.70218194089846
2016	73.14455462346159
2017	72.67143222413591
2018	69.27035437075493
2019	70.21342268669234
2020	67.05909410087601
2021	63.55890515010163
2022	60.02809247088021
2023	62.560970194131805