Year	% of GDP
1974	0
1975	0
1976	0
1977	0
1978	0
1979	0
1980	0
1981	0
1982	0
1983	0
1984	0
1985	0
1986	0
1987	0.20697971420283642
1988	0.2020178572412109
1989	-0.050738052236350355
1993	-0.3817333323466072
1995	0.028930933504070742
1996	0.23670710985063548
1997	0.43515971128947617
1998	5.810301633176434
1999	3.8808721319864103
2000	4.98698169293887
2001	3.9499081403794887
2002	4.22678714274198
2003	3.3305327757186967
2004	3.055446165268371
2005	11.4796071529221
2006	26.62637838850116
2007	24.156401012097046
2008	42.09280841015215
2009	7.724198664868553
2010	26.62860880782354
2011	14.198118111968785
2012	9.797006994604065
2013	4.554473198393454
2014	9.037274684601705
2015	10.740037491144557
2016	7.9827915541821834
2017	10.623660486276323
2018	6.17598418618007
2019	5.857918071677112
2020	9.997715828808525
2021	11.250926202819956
2022	23.354935986105513