Year	% of GDP
1960	87.39031026811325
1961	85.31729091520035
1962	83.87308305114128
1963	86.24639136990876
1964	88.15474883268679
1965	91.12128847543396
1966	86.93452508788943
1967	86.9807270985406
1968	86.66198698308828
1969	85.3270368446053
1970	86.20737485500422
1971	85.97450270314569
1972	84.35088488035251
1973	82.08001965992266
1974	88.23898914351105
1975	86.84467399905188
1976	82.33956934744336
1977	81.19609583482581
1978	84.38890114209991
1979	84.95651071078561
1980	83.766406225909
1981	75.88117483165266
1982	72.39488037729735
1983	76.56386779467034
1984	76.89007299511873
1985	75.86375895691083
1986	73.9444876354179
1987	77.01268111230527
1988	77.32059101717034
1989	77.2946535506152
1990	79.5817865960636
1991	86.22559442193459
1992	85.0992108982761
1993	86.24908821155299
1994	85.4572347505436
1995	83.97410591826066
1996	86.28269800775942
1997	84.34064339471904
1998	81.4505596882682
1999	81.34308419171768
2000	79.97758886369385
2001	79.7201245928157
2002	82.07855454641604
2003	83.01923065982427
2004	81.9111996582547
2005	83.32947344096551
2006	82.10084288204472
2007	82.00555255988253
2008	84.17785131617103
2009	82.04179407325171
2010	82.01934846828813
2011	83.64602515340071
2012	83.89170911763655
2013	83.29265170396158
2014	83.24225819392622
2015	81.90851976765411
2016	80.76934459713175
2017	81.48171320367072
2018	81.0984598985973
2019	81.04580170056138
2020	80.16383626586776
2021	79.8471433634989
2022	80.25557241247085
2023	80.30930862011209
