Year	% of GDP
1979	0.013122681362255138
1980	0.07947873969517136
1981	0.013120992598886263
1982	0.02002001151011934
1983	0.023801331982746216
1984	0.0700718144668664
1985	0.07064775351000253
1986	0.24025180284848724
1987	0.05053535451374062
1988	0.023186375282701614
1989	0.09918186669688592
1990	0.19264621999916576
1991	0.16942401043459152
1992	0.22401155369257697
1993	0.19089567792056422
1994	0.2732928998250908
1995	0.29002136659299493
1996	0.29815175147776724
1997	0.500306162170042
1998	0.5794318261222664
2001	0.1960779484111995
2002	0.02381725456394833
2003	0.33302450116623716
2004	0.868368998372692
2005	0.725317946324759
2006	1.646804805633333
2007	1.1015555201343747
2008	1.2024412008626295
2009	0.6135492291740745
2010	1.7280347247081285
2011	1.5083861048353113
2012	1.2924759181456593
2013	1.180021202298212
2014	1.1719657634740355
2015	2.2789060070214355
2016	0.8960182262064876
2017	0.7235662071367316
2018	0.5415500264221104
2019	0.8992175953678191
2020	0.18228295706765266
2021	0.7696146423029069
2022	1.6803792162705598