Year	% of GDP
1960	1.9064220155416414
1961	1.5841886439745412
1962	1.8573499613396682
1963	1.8919387043219043
1964	1.7396027377420884
1965	1.7318690882136878
1966	1.6502899905266943
1967	1.632803394971256
1968	1.470011434770918
1969	1.4008808319695236
1970	1.6109471220670792
1971	2.029569938704333
1972	1.96365218731147
1973	1.9765829832974071
1974	1.8971625921919686
1975	1.5739366068900928
1976	1.4800464585320783
1977	1.7332095755287167
1978	1.6443208723465712
1979	1.602966109691853
1980	1.4768573478569438
1981	1.5455385231916396
1982	1.88371918618171
1983	2.2013308009671264
1984	1.9213982172278405
1985	1.7362425005784687
1986	1.9079333106667957
1987	1.8945393122041996
1988	1.6482211967987705
1989	2.064247629593009
1990	1.6897076679136294
1991	1.4536001672586067
1992	1.3063943421970088
1993	1.359057056557681
1994	1.4443733901972846
1995	1.5832489364785924
1996	1.5030991098480364
1997	1.3608323584619197
1998	1.3916397722480824
1999	1.311195694588038
2000	1.2722568210926875
2001	1.3024786343761603
2002	1.222861988009902
2003	1.1470370880976064
2004	1.1369817170656455
2005	1.2130194097170122
2006	1.1965660632634503
2007	1.2421367977133733
2008	1.2889311278621571
2009	1.403055877552844
2010	1.3628674277354922
2011	1.2895187051839545
2012	1.3107549245647472
2013	1.3231400213891982
2014	1.2766883387111607
2015	1.2545201253393945
2016	1.2440521561403621
2017	1.265905641277239
2018	1.2745329437551884
2019	1.2152976598651883
2020	1.3002587311955949
2021	1.174226111881344
2022	1.0509617771251853