Year	% of GDP
1980	0.15506473606541785
1981	0.12390687852606865
1982	0.045242413981716335
1983	0.05031780404219239
1984	0.06315154698114961
1985	0.09746416695582041
1986	0.0907881592814942
1987	0.11260191463829801
1988	0.09864827050249975
1989	0.11790213295175314
1990	0.11403221944787667
1991	0.15405360825056363
1992	0.4132100818304603
1993	0.27753427062473107
1994	0.3324565177163349
1995	0.3939246010941928
1996	0.3480959750438626
1997	0.4714656826839775
1998	0.42758510620892637
1999	0.4077327860145847
2000	0.3414363767590648
2001	0.2571731122389499
2002	0.19801036347256323
2003	0.37881223718791524
2004	0.6156801279354216
2005	0.6461011640833184
2006	1.1457006669418062
2007	0.917521813177017
2008	1.0876186762820872
2009	0.7027007957044558
2010	1.0480422209128983
2011	0.7780320963572355
2012	0.8094875683122935
2013	0.8648620693433866
2014	1.0378260790364786
2015	1.214360056046002
2016	1.4023991376971936
2017	0.9529402429686116
2018	0.8706037871865892
2019	0.8580383582748246
2020	0.8465758286691826
2021	0.9262563419367362
2022	0.8427846086375272