Year	% of GDP
1980	64.19998924297605
1981	69.08078035771264
1982	73.66647433027777
1983	69.52887155021469
1984	61.44719296232169
1985	66.5093858351957
1986	60.30838766265557
1987	58.33612238986389
1988	58.396121810369486
1989	58.07050873061843
1990	41.58327341800188
1991	42.64594507268379
1992	66.83741596332747
1993	65.10307612454676
1994	68.27709830168712
1995	69.01722434092994
1996	70.64540990610047
1997	77.60203496907818
1998	78.75704395029179
1999	76.97078259931035
2000	73.39233787323947
2001	76.95071968358495
2002	78.98189242974063
2003	79.39366637773333
2004	76.7721608282358
2005	74.58450267480285
2006	70.10759420686684
2007	70.24209556876328
2008	72.38948851348883
2009	73.52582708363566
2010	74.12608396748507
2011	73.81937152585502
2012	73.95118093159438
2013	76.18204582294415
2014	75.2272304163784
2015	74.84896229721245
2016	75.3068994082042
2017	75.45538936226286
2018	77.09840297956717
2019	76.43395189129927
2020	75.4738984600642
2021	75.93256807582594
2022	75.81914367661159
2023	72.93920463202804