Year	% of GDP
1994	12.71716532879425
1995	12.502392819419574
1996	12.542974504105356
1997	12.523711340206187
1998	12.428773566866802
1999	11.856004271059756
2000	11.414296694850115
2001	11.324087646108168
2002	10.830562482682184
2003	10.731626754748142
2004	7.23433470164793
2005	7.51373215003165
2006	7.195471934014665
2007	7.235117056702444
2008	8.30324757544111
2009	7.916028887847445
2010	7.7215338034175875
2011	7.57931418515021
2012	7.3880328196001015
2013	7.524413956259908
2014	7.532566665563562
2015	8.048539305481652
2016	8.356410170953781
2017	8.287891557014746
2018	7.4450502767201625
2019	7.051471713117379
2020	2.943719487886592
2021	1.4268298768899463