Year	% of GDP
1960	-2.593582814764999
1961	-2.2637139727242763
1962	-2.346521816079213
1963	-2.3497195246595313
1964	-2.8174728227219683
1965	-2.9184446639441193
1966	-3.2010416338306085
1967	-2.8854379774509846
1968	-1.7981561425792822
1969	-1.4055302180179376
1970	-1.124071067766729
1971	-1.3149363887398975
1972	-0.7026212055122052
1973	-1.0291545173943613
1974	-2.269105463817498
1975	-2.6667646039099466
1976	-1.618311721158265
1977	-1.246656386279282
1978	-2.2477585817503165
1979	-3.5053028044897596
1980	-5.255522201127366
1981	-4.482745582264767
1982	-4.435580094996253
1983	-3.9416296880885087
1984	-3.5186949917633408
1985	-4.298742849332003
1986	-3.2739708140736736
1987	-2.5832206124071933
1988	-2.7327470814307606
1989	-2.64529978947966
1990	-2.7087060924480273
1991	-1.3043135327940139
1992	-1.9691223450950002
1993	-1.9232384178878625
1994	-1.672935250518293
1995	-2.451086632118619
1996	-2.6879410223258784
1997	-2.5655672152138216
1998	-2.3747820723058393
1999	-2.675773372099396
2000	-2.0729857437769947
2001	-2.0127739129702125
2002	-1.7570996380519528
2003	-1.5385558079204618
2004	-2.6873194030251852
2005	-4.063336038583433
2006	-4.7830979716314275
2007	-5.370706013485538
2008	-6.982250926331599
2009	-6.56949913528155
2010	-5.500084117220716
2011	-7.259384298090634
2012	-7.638805109325496
2013	-4.432074048995361
2014	-4.414562872638619
2015	-3.8827670860351198
2016	-3.174671809525222
2017	-4.508769996490663
2018	-5.483791152224583
2019	-4.2257813808493125
2020	-2.311301044228582
2021	-4.20338082677393
2022	-5.419325043217789
2023	-3.258045610760732