Year	% of GDP
1976	16.627874963523336
1977	19.359077955974232
1978	18.303971060936856
1979	23.41421541497327
1980	22.474802187961537
1981	22.52037804026204
1982	21.9985184451416
1983	19.98391696874111
1984	23.417699020120118
1985	23.21727386930207
1986	26.906020918516383
1987	25.76364696265705
1988	24.599437353480504
1989	26.336990956125312
1990	23.09605607358129
1991	17.157166584856473
1992	18.556227384036116
1993	24.7769275497133
1994	25.957351212972256
1995	21.185053966185706
1996	19.381275579809156
1997	17.599074921913605
1998	25.0244215848365
1999	17.827699072346935
2000	16.199677188491787
2001	15.84576567502271
2002	17.49526125064455
2003	18.114221449170046
2004	17.290512547406493
2005	17.215940166720273
2006	17.154524393286415
2007	13.161970672461724
2008	14.192562179252793
2009	16.187060438961232
2010	13.315591163813961
2011	16.67444881663054
2012	12.41318207122777
2013	11.386417356632727
2014	9.514450325538935
2015	13.313268232389605
2016	13.440250177706032
2017	15.635390552026307
2018	15.357950523399166
2019	14.257561141382336
2020	11.007931370532978
2021	13.363401511706469
2022	13.40265341416947
2023	9.744900271351574