Year	% of GDP
1975	-2.69170527052869
1976	-1.2347278096858574
1977	0.9921169488719279
1978	0.46153699634455947
1979	1.5792954609811325
1980	1.9497654652878396
1981	-2.6034074936052427
1982	-1.6896061526330257
1983	0.5458946329994596
1984	0.6793108978127123
1985	2.562149661376001
1986	2.5793629023791596
1987	3.08786206993031
1988	1.9723415871443102
1989	1.734375285838965
1990	1.9512071000383564
1991	0.3556010277358439
1992	1.370677220484982
1993	2.3063785677286717
1994	1.4353033289935269
1995	0.5980398382113563
1996	0.9846768608105165
1997	0.403513935720909
1998	-0.5601485713955476
1999	0.4998197845458421
2000	1.6584676647081693
2001	1.7910707719100287
2002	1.3084615373384985
2003	0.6960832053252304
2004	0.5971878113385891
2005	1.431517001498527
2006	1.9898995994593776
2007	1.4719318221787674
2008	1.459279366630561
2009	-2.1137857893425185
2010	0.6814625334190261
2011	1.2518118143190193
2012	-0.7639194183723106
2013	-2.1957563027762212
2014	-1.8836357858360664
2015	-4.330277890754939
2016	-3.450363803238563
2017	-1.7500440793276084
2018	-1.0716865152394313
2019	-0.8924513970859138
2020	-1.1451510370983655
2021	0.45636431564289026
2022	-0.4896708599919464
2023	-1.6183900345853282