Year	% of GDP
1970	0.22822637346161656
1971	0.764020030929508
1972	0.8042452784908066
1973	-1.8537732819299866
1974	-3.7548584509239173
1975	0.06406305595820089
1976	-1.1027446153993938
1977	0.9497929236240172
1978	2.0893255729776876
1979	1.060039175531992
1980	-2.6004573996524107
1981	-1.951337050754115
1982	-1.2683453586720908
1983	0.47613616246557294
1984	-0.4264353027520518
1985	-0.41196917099870745
1986	1.2444952695735232
1987	0.40549287797513445
1988	0.0448745630150239
1989	-0.019452338397319763
1990	0.1971255999964473
1991	0.19358140157319909
1992	0.0446682903825459
1993	3.038962969370969
1994	3.287148114548228
1995	3.6604248832676003
1996	4.530666112615809
1997	3.711075121665777
1998	3.0331663499892594
1999	1.780692584220138
2000	0.8498743750467675
2001	1.263218705276931
2002	0.7570103777875486
2003	0.4555410465900314
2004	0.5893264496298678
2005	-0.09882599855533676
2006	-0.8212023184585584
2007	-0.33937112523483753
2008	-0.7673264092299235
2009	-0.6204383194889301
2010	-1.8580886716481326
2011	-1.4005955278519717
2012	1.1037648273130805
2013	2.3989067626235987
2014	2.895541222175959
2015	3.013788583113592
2016	3.2881786790650804
2017	2.8632906919803
2018	2.403557158915546
2019	3.3258592317862954
2020	3.5988482818675545
2021	2.1578820666779146
2022	-1.6297867107034083
2023	1.38134348555723