Year	% of GDP
1980	-18.0832794343957
1981	-18.084867113993326
1982	-18.084543379750603
1983	-18.08545603944125
1984	-18.08460547184774
1985	-18.084203618424773
1986	-18.085161397085443
1987	-18.084938583173958
1988	-18.084986155845623
1989	-18.084510662517328
1990	-18.084124134393434
1991	-18.084635122823734
1992	-18.084350684750465
1993	-18.085122974469346
1994	-18.085170416071026
1995	-18.08442886161148
1996	-18.084896347482722
1997	-18.084432883066413
1998	-18.08472309580659
1999	-18.085250951259287
2000	-18.08485042906408
2001	-18.084707285634583
2002	-18.084765570360478
2003	-18.084699373142236
2004	-18.085008757825186
2005	-18.084847172212147
2006	-18.084915898983773
2007	-15.205495278807676
2008	-19.77583189677689
2009	-19.27304498139867
2010	-20.272327695453587
2011	-20.0881646920873
2012	-22.918680459864675
2013	-21.146520846383233
2014	-19.882878840909253
2015	-17.53255545750398
2016	-15.787088562041413
2017	-16.361726024419404
2018	-17.17810736317102
2019	-16.72115726997317
2020	-22.38643039893869
2021	-20.66308549551488
2022	-22.3495672974603
2023	-22.029635236647373