Year	% of GDP
1977	-5.6485166886622515
1978	-6.2388996375438905
1979	-8.361079413263555
1980	-2.013984406491321
1981	-9.644241621689966
1982	-6.692109019554296
1983	-1.064292693989356
1984	-5.553865915336017
1985	-4.650762696284912
1986	-3.494075153871069
1987	0.04979001386962418
1988	-2.9755672541742455
1989	-3.2914166706021137
1990	5.414282881002088
1991	9.010951999999998
1992	7.812502516175414
1993	5.448850515463918
1994	0.05973257142857143
1995	-0.4222127450980393
1996	-0.283898866608544
1997	-0.9058273787138021
1998	-3.024915796798886
1999	-1.8022128738621586
2000	-0.9725702734489855
2001	-0.4017184276554223
2002	0.7309791501715492
2003	4.66231377245509
2004	4.977884195343087
2005	2.3468575673166203
2006	2.4532216286223085
2007	0.31555263157894736
2008	-0.868821887213847
2009	-1.7707391095758969
2010	-2.0566830764130613
2011	-2.323788126321931
2012	-2.4978802173523613
2013	-1.2251324983874436
2014	-1.9484913145539906
2015	-5.235291378534311
2016	-6.1646595187126305
2017	-3.1968156678246125
2018	-2.931644837119786
2019	-3.2075854315493695
2020	-3.7090399058337606
2021	-4.38238886956124
2022	-2.210090427519796