Year	% of GDP
1985	-0.0005675897261254443
1986	0.00015187979966611016
1987	0.028271244821487802
1988	0.030207899995773023
1989	0.06467190159114371
1990	2.781322760100107
1991	3.902796799843112
1992	4.803347775189422
1993	7.027592564535641
1994	11.939482834111198
1995	8.585965854603918
1996	9.713080637121557
1997	8.270096758209698
1998	6.141214402645859
1999	4.922663456801236
2000	4.163924079556931
2001	3.9773354527057205
2002	3.9926870513399613
2003	3.666012299895834
2004	3.544081072881993
2005	3.3904036393087096
2006	3.616000904325218
2007	8.654717714348049
2008	9.663039054557201
2009	7.168819888842765
2010	5.434739293344299
2011	4.304874349021606
2012	4.278322876811744
2013	4.164545172773247
2014	3.940861890519609
2015	4.931907733290215
2016	4.900893029167459
2017	5.011487217496808
2018	4.9982831962232765
2019	4.821074861051002
2020	4.5583619678242355
2021	4.273145661901873
2022	4.362405986486798