Year	% of GDP
1977	0
1978	0
1979	0
1980	0.7325393820107053
1984	2.5503821360302674
1986	1.5563780593530803
1987	1.590587634692638
1988	2.280280181041371
1991	0.22898576761577263
1992	0.0746051735678794
1993	0.08425764923390326
1995	0.6089527311357646
1996	0.12967942637926735
1997	0.1208172177759665
1998	0.9684258278770903
1999	2.3734048991990457
2000	1.6571691665755723
2001	1.1174200149233564
2002	1.1428078553518315
2003	1.7022076823064427
2004	1.7237955123728055
2005	1.1408055842604348
2006	2.1883326119828364
2007	1.5279876099832943
2008	0.9671691740597071
2009	-0.6409349690859142
2010	0.4843702681763204
2011	4.0898080682710685
2012	-0.25476320625678645
2013	1.2339939341972241
2014	1.7122917225879082
2015	2.120839018113651
2016	1.193497954969719
2017	-0.5436367008345296
2018	0.655563285890154
2019	1.276148419903893
2020	-4.496193180165496
2021	-0.01304776875117771
2022	0.16370908613028987