Year	% of GDP
1980	31.029482841952632
1981	33.303312318623036
1982	36.65577432824982
1983	50.87010801543077
1984	54.11173885750157
1985	45.71919032973321
1986	32.6172019195275
1987	33.56396866840731
1988	33.315191098209965
1989	35.08281110116383
1990	44.16004856087814
1991	40.0133422281521
1992	42.78544012822135
1993	43.153101411224156
1994	42.51580649904426
1995	41.884591993703715
1996	43.113013698630134
1997	48.91159906346896
1998	42.29078841151673
1999	37.3775041193305
2000	39.178974920541656
2001	37.95624332977588
2002	42.311164610291904
2003	43.2765126870527
2004	45.599588265568705
2005	45.38333178826365
2006	41.27255148011767
2007	41.587583651555825
2008	46.477790956016236
2009	50.55566972825142
2010	48.718382669702756
2011	45.60626950148755
2012	51.310661393227285
2013	51.682196060927296
2014	51.42723756169134
2015	46.03361914207163
2016	48.866091350183574
2017	47.65989735375017
2018	41.59687214702497
2019	50.34527687296417
2020	15.698234043972592
2021	9.366197860088635
2022	15.304833060542586