Year	% of GDP
1960	36.08313096456903
1961	40.17581813786381
1962	41.73491646755013
1963	39.97297818476672
1964	32.51450685265107
1965	33.761797335154164
1966	31.456473598758087
1967	37.35720504190561
1968	37.767458048423045
1969	37.645803396095474
1970	37.264293419633226
1971	35.370731120119494
1972	33.29694485188448
1973	31.40902857000068
1974	27.756922887971935
1975	25.06836258599951
1976	23.682910012044164
1977	23.624211133631537
1978	22.61516176951728
1979	24.064595796212227
1980	24.673517603145765
1981	19.809100452090462
1982	21.49290640568961
1983	22.312848812899727
1984	22.65707721427122
1985	25.48922725164428
1986	25.39325950540804
1987	26.696504830238784
1988	28.327793059536233
1989	34.641533394451635
1990	33.92421083285059
1991	36.36749119960624
1992	37.800928992925215
1993	39.03341699405421
1994	37.465507642451854
1995	37.24857377601173
1996	36.911289248579
1997	37.138067063201916
1998	38.05189356529258
1999	41.4384524172536
2000	42.01852982923682
2001	42.79661915028972
2002	46.12394260475811
2003	54.98696291367289
2004	57.802761886080575
2005	66.69601667965382
2006	92.47919862444878
2007	86.5131114995523
2008	99.70581627196654
2009	99.85991474657123
2010	86.93553174141518
2011	87.50940979267145
2012	79.88396760308262
2013	78.29810398267367
2014	78.21543697202367
2015	74.55236664183629
2016	65.40206597553554
2017	65.31683496382111
2018	64.91780020852748
2019	65.03561091589773
2020	72.13645760001435
2021	71.50761794495695
2022	65.68376421305187
2023	64.56092289104608