Year	% of GDP
1983	0.5976567270624566
1984	0.6030998059328722
1985	0.5856657775271422
1986	0.6483411121614752
1987	0.7026050309143049
1988	0.6531325463228305
1989	0.5709369670847495
1990	0.5838863488810109
1991	0.632953221293653
1992	0.6586096359896653
1993	0.6531728558374759
1994	0.6582246531402359
1995	0.6574817874577319
1996	0.6083565233224764
1997	0.6769832107627589
1998	0.7033097415100447
1999	0.7457136654938714
2000	0.7484732266098462
2001	0.8069099961004732
2002	0.9239810623462051
2003	1.0738210987445052
2004	1.1086517917443084
2005	1.0343858188505777
2006	1.0242802406719431
2007	1.0053106642404166
2008	0.9049415606344436
2009	0.8427995184070508
2010	0.7384795242041242
2011	0.6755267333520714
2012	0.6457591638032241
2013	0.63112639879307
2014	0.682856709564504
2015	0.7289798118932852
2016	0.7167382871486008
2017	0.7208657079335697
2018	0.7171117126056998
2019	0.7150425425935458
2020	0.7485956075021198
2021	0.7586250618031207
2022	0.8114061505301049
2023	0.900648114912895