Year	% of GDP
1960	24.47396345057968
1961	23.6047041370674
1962	23.108666948461966
1963	24.34401293188986
1964	24.364744850605835
1965	24.67069742570104
1966	24.96883291667052
1967	24.223213826512243
1968	23.637147481860527
1969	23.294561704582676
1970	23.10993264770286
1971	23.319216805262002
1972	25.31769773036997
1973	31.730335504946378
1974	35.47687832122694
1975	35.32296309818071
1976	34.87868548897109
1977	34.661594706354514
1978	33.136594970002065
1979	35.53221955428575
1980	44.585816140932465
1981	47.1403301540426
1982	41.85152981851872
1983	41.17554534101248
1984	40.89849030130518
1985	40.38797549720766
1986	42.65204514001433
1987	42.318357443539675
1988	39.613233390776045
1989	40.78385684965369
1990	40.12830690642399
1991	38.59278572268704
1992	38.82259315472132
1993	37.02589932470011
1994	36.16312253928949
1995	37.10788066324663
1996	37.496233257521794
1997	39.27422880141286
1998	42.26828075052661
1999	47.37759820842306
2000	58.41567734021292
2001	56.1399686891397
2002	50.34899628879748
2003	48.19005379634565
2004	49.89844144069511
2005	50.90086437061622
2006	52.85023882688662
2007	57.52437401929662
2008	59.329715531265514
2009	47.74384660033412
2010	51.19728571719864
2011	56.83396477362268
2012	62.06128479150055
2013	62.87650156172538
2014	66.52632758938287
2015	65.27769246887983
2016	64.01919798171373
2017	71.57895053994139
2018	80.1500265574834
2019	81.88592325854297
2020	71.84030946478009
2021	89.65592539030209
2022	107.99680403281005
2023	94.6644139108994
