Year	% of GDP
1977	-2.8193790870124666
1978	-10.277900700212777
1979	3.5347281442623455
1980	8.064536581376123
1981	-3.936113443397826
1982	-5.1003833485309995
1983	-4.461409832934139
1984	0.16688036035996692
1985	3.530459307447168
1986	0.38478286071096
1987	-0.13897492653583918
1988	-0.5971051575553519
1989	2.476001513840439
1990	9.231371719372437
1991	2.0201993172354618
1992	4.356227648689397
1993	-1.3758399419761582
1994	-2.646694766618279
1995	-0.5693499752547881
1996	0.591612746659758
1997	0.08376349252504504
1998	-0.5536029280043568
1999	0.8551008629706323
2000	10.737176886231154
2001	3.3684550373335127
2002	1.139468174260161
2003	3.2371969105424556
2004	12.404205277423733
2005	20.794044837285373
2006	15.31424258772723
2007	9.936092803535686
2008	8.585344933079444
2009	4.701382350153748
2010	3.5726482910962685
2011	2.5740012335665416
2012	3.7446896447892972
2013	3.6624403037178426
2014	0.1578825342991974
2015	-3.131401011861337
2016	1.2547209815278586
2017	3.609825501215232
2018	1.7269330366836109
2019	-2.884028358964009
2020	-3.6987432400774582
2021	-0.7381749863204552
2022	0.21551964343497076
2023	-0.22209038179354562