Year	% of GDP
1960	90.61136492326031
1961	85.7556514690909
1962	87.10804287804879
1963	87.11530075318342
1964	89.12837611702811
1965	89.476966848095
1966	88.94940626124506
1967	88.67566670355205
1968	87.98707660757606
1969	87.32187259512612
1970	86.51653981264637
1971	87.0885409252669
1972	86.86994162786121
1973	85.27711367094109
1974	85.75701485002735
1975	83.44388004665689
1976	84.00960169519584
1977	82.46633889087263
1978	83.27298722606352
1979	82.85036363983431
1980	82.13178108136546
1981	80.9042409270043
1982	81.68121082649792
1983	81.40303944868874
1984	80.92828431308781
1985	83.28289453425712
1986	83.25178020214628
1987	82.78152529190791
1988	82.58728185168167
1989	83.12404968815876
1990	82.29377470601396
1991	82.26735957243953
1992	81.95773167514338
1993	81.38462462342237
1994	81.78402442478121
1995	83.47958584666623
1996	82.45063322779536
1997	82.15348550779986
1998	81.4906000671915
1999	80.61551731839131
2000	81.99277851460995
2001	81.63959306464838
2002	83.9902765055614
2003	84.00877271919178
2004	83.56737791156765
2005	82.10277146521786
2006	83.02421495365266
2007	82.42439687393815
2008	86.13370902731143
2009	82.05852261693344
2015	72.85540462666343
2016	70.37042048071591
2017	66.96537907428464
2018	68.86012475142267
2019	71.66974580070672
2020	73.30271514191192
2021	70.65289672509756
2022	74.9600944593717
2023	76.19205937502534