Year	% of GDP
1960	-0.43692899857449596
1961	-0.7571293529602112
1962	0.3986773405363522
1963	-0.15746879312235507
1964	0.7214083596109777
1965	-0.1481034049522787
1966	-0.3362627147596857
1967	-0.11068828274548359
1968	-0.41857672853255856
1969	-0.018118668195487686
1970	-0.02285544229089176
1971	0.8964726020128815
1972	1.2163694496005721
1973	0.24569716663448027
1974	-1.2353714357439678
1975	-0.7896970485867687
1976	0.3070215381842498
1977	0.8326482317767301
1978	0.6707908099257303
1979	-1.1437146351636116
1980	-1.085709033817711
1981	-0.3862592742668802
1982	-0.574427999641113
1983	0.41287297272460677
1984	1.5970356818629838
1985	1.6546308783063246
1986	2.7318299730381543
1987	2.772836114138462
1988	1.9386363173861643
1989	1.2034346877053075
1990	0.7433855299005465
1991	1.2462574303147456
1992	1.6267561489646596
1993	1.4552143833624847
1994	1.384724221836212
1995	0.6548342171016976
1996	0.20340521124660071
1997	1.156519775767677
1998	3.0317132625337457
1999	2.463993492216396
2000	2.0436317144354916
2001	1.728307281558891
2002	2.299981191540443
2003	2.4701827978659345
2004	2.5500322289998962
2005	2.947876472221971
2006	3.750192800714771
2007	4.599978619400616
2008	3.3084876141006205
2009	3.149495523538981
2010	2.9564474652412827
2011	1.8589557727224282
2012	1.4995735214705377
2013	1.4674832648281715
2014	1.647906616609827
2015	2.906459868958599
2016	2.642155362402061
2017	2.4398732125530564
2018	1.4998263779096028
2019	1.6213627151267183
2020	2.599402717700425
2021	2.7334775675405147
2022	2.6446001257833522
2023	1.9637287522342106