Year	% of GDP
1979	0.01525839831395826
1980	0.11685185508413194
1981	0.08910045297761879
1982	0.039658733405434805
1983	0.044409953391702055
1984	0.060230934777748275
1985	0.07660682349800876
1986	0.10078832094188374
1987	0.0896892074367917
1988	0.08379219694190451
1989	0.09812205147798762
1990	0.10418866557742645
1991	0.13458276075905576
1992	0.33852458306972877
1993	0.2676670509044057
1994	0.29087856726850625
1995	0.32322149469768596
1996	0.3091456244301346
1997	0.4463562500216365
1998	0.39862079045810905
1999	0.44652722550394
2000	0.40571918863661316
2001	0.29753682914814933
2002	0.2775140495849838
2003	0.5247897448314431
2004	0.7378222122621557
2005	0.7826427631228344
2006	1.3669592005221107
2007	1.2435639617177823
2008	1.357946614848137
2009	0.9943487436612439
2010	1.2493324722473977
2011	1.0363972318165986
2012	0.9712322786739476
2013	1.0266502991161233
2014	1.159014793347868
2015	1.180084586564901
2016	1.299982224958832
2017	0.963068282217694
2018	0.8622492990531473
2019	0.8413270270554591
2020	0.7535657506374381
2021	1.0373363389364951
2022	0.7544467959209791