Year	% of GDP
1980	9.53388143660753
1981	11.701315585822627
1982	7.148962293549392
1983	8.067912158200523
1984	8.502399706906026
1985	6.707438409739362
1986	5.744148073022313
1987	6.2950237249693775
1988	3.8694966425214394
1989	5.738755082218705
1990	8.158681113166507
1991	6.329575496064906
1992	4.750125886728447
1993	5.35868586136635
1994	4.567296504754672
1995	3.6578634026615084
1996	7.720324498132775
1997	1.4602948630838752
1998	4.928247823940601
1999	2.398518179951379
2000	5.176530017018564
2001	5.834032048789856
2002	6.0121956530200675
2003	5.893276656348097
2004	5.361561470494704
2005	6.039461421960964
2006	5.683720493402224
2007	5.053434383434033
2008	4.990105830542547
2009	5.764414822187909
2010	22.07191123681571
2011	26.056776259208075
2012	16.361361848767483
2013	8.84329771725023
2014	8.396593221437081
2015	9.959317159131498
2016	11.671046417178593
2017	11.581324778652514
2018	8.686740516463002
2019	8.047551276684805
2020	7.548818831314641
2021	6.473775995153424
2022	7.43580382134599
2023	6.8992706485314415