Year	% of GDP
1979	0.22722296246958498
1980	0.21616601903775876
1981	0.17857571375189576
1982	0.3108178655792987
1983	0.3849726444935545
1984	0.3284076162806502
1985	0.2903895126833736
1986	0.35182670815044575
1987	0.2804611668650366
2004	110.61035460944792
2005	112.61578482603225
2006	143.980478426807
2007	116.16854424864995
2008	111.28299868659299
2009	80.27522787968405
2010	23.918716731934737
2011	23.758240055002332
2012	23.56456105467227
2013	22.9997703731877
2014	28.46507506647794
2015	15.30823349553021
2016	9.115878316189605
2017	8.732061675848149
2018	6.273654641490199
2019	9.67107011673383
2020	15.652983225346793
2021	15.970694335939879
2022	15.626640254612855