Year	% of GDP
1960	1.55532891381948
1961	-1.0333489901362143
1962	-0.43243243243243246
1963	-1.3390010626992561
1964	-2.399669011170873
1965	-0.813815005954744
1966	0.3675759334494099
1967	-0.4288011434697159
1968	-1.728859979459089
1969	0.29535209078190583
1970	-0.06837139340899767
1971	-1.5436746987951806
1972	-0.6476983576220218
1973	-2.1745216985534297
1974	-8.015959376133479
1975	-10.610932475884244
1976	-7.9186168688508936
1977	-7.253370098039216
1978	-7.294178997457792
1979	-9.399651249688617
1980	-12.734868964900913
1981	-13.976938052213846
1982	-14.430014430014426
1983	-10.655002243158366
1984	-8.025386727924664
1985	-6.127187513436814
1986	-3.448207526604704
1987	-5.622932745314222
1988	-3.9117763020571608
1989	-3.9964084225605037
1990	-3.0452057825881607
1991	-8.400626222582419
1992	-9.179239651279387
1993	-3.005933060210189
1994	-5.229140109944459
1995	-4.833514545006342
1996	-7.709295935191028
1997	-7.1713132302261995
1998	-8.470934973095472
1999	-9.155553756855346
2000	2.5648796555075006
2001	-1.172309898447456
2002	-2.8063958139304934
2003	-1.9351598305257722
2004	-1.831553744151111
2005	-6.953947715456615
2006	-6.01274301695006
2007	-0.60226791322537
2008	3.789765424540966
2009	-3.672482346432676
2010	2.2229027414556564
2011	-2.55492696701374
2012	-8.143269251268366
2013	-7.844742165233148
2014	-5.627286758465801
2015	-5.532450996282689
2016	-5.272687875581174
2017	-5.607101313284388
2018	-6.5675147581044175
2019	-9.213653620005422
2020	0.29548031311045053
2021	0.3721922173143372
2022	0.44348922525317164
2023	0.11970827387492297