Year	% of GDP
1960	8.70858011177271
1961	9.186091768915547
1962	8.621472313032216
1963	8.692306018676744
1964	9.579482506450345
1965	10.521889877073479
1966	10.00240322163943
1967	10.29077805542935
1968	10.357527104195977
1969	10.912930786214842
1970	10.8546083190724
1971	11.285700790376925
1972	10.354770130215254
1973	10.777638620061483
1974	11.258602809465447
1975	10.61251775716554
1976	9.918822234452394
1977	9.67471369428464
1978	10.699921453069429
1979	10.728690670328728
1980	10.949730626980871
1981	10.582752837977297
1982	10.60018961447903
1983	10.258794203452098
1984	10.330492388164398
1985	10.284530748445615
1986	10.356359005007654
1987	9.949540927660081
1988	10.1556623387939
1989	10.039195066315893
1990	10.053269397227899
1991	10.412546574546324
1992	9.307076684075675
1993	8.510982885422257
1994	9.023959259769098
1995	8.363447202684728
1996	11.859482149657412
1997	11.568284580423802
1998	10.929960477578849
1999	10.14458011385098
2000	10.315580745611763
2001	9.779939836564823
2002	9.823609462483569
2003	9.70902523630876
2004	10.000792573974225
2005	10.53608575111692
2006	12.68935539013373
2007	12.790439858897837
2008	12.095770618326274
2009	11.492953137125486
2010	11.160375024669019
2011	12.047767286788705
2012	11.083340273129396
2013	10.909016625239442
2014	10.065033432797536
2015	9.975179818128655
2016	9.321491101470833
2017	8.739141730505096
2018	8.408385291832484
2019	7.90461593672111
2020	7.5998383584988245
2021	7.3633013631410655
2022	7.826618712570147