Year	% of GDP
1979	0.013173348487416756
1980	0.051323402350448494
1981	0.021043937252281004
1982	0.03884744542015484
1983	0.0324070635803178
1984	0.06919048282083698
1985	0.06455817966008642
1986	0.21298054743747477
1987	0.04624687045580022
1988	0.053968523505155
1989	0.09948392016522692
1990	0.14364637852101075
1991	0.15357850133294643
1992	0.223914584124098
1993	0.19095181431603467
1994	0.2739403785464411
1995	0.29087073067680014
1996	0.2990877057213474
1997	0.5026643736939559
1998	0.5804758256049196
1999	0.6245777596809657
2001	0.19275431422192543
2002	0.022119202420440093
2003	0.3313581713062582
2004	0.8654424032258949
2005	0.7235816741535052
2006	1.4641025736175732
2007	0.9300391204358748
2008	0.9729776469036461
2009	0.4889127483489612
2010	1.2433243792034196
2011	0.9733533082200012
2012	0.8981617362220464
2013	0.8616273890513022
2014	0.8396438421226444
2015	0.8136369217690576
2016	0.8932379223250793
2017	0.725362622494858
2018	0.5139289580179129
2019	0.9140706683979022
2020	0.23812359617498635
2021	0.8436444589404385
2022	1.36192022692954