Year	% of GDP
1980	12.5810120730502
1981	11.8930394940017
1982	12.0830722431065
1983	12.1787327540086
1984	9.19037518236656
1985	7.5126643886762
1986	7.3708797210037
1987	5.38781901308667
1988	5.06635673356325
1989	5.99936932217576
1990	6.92152715333324
1991	7.31974307965094
1992	9.37198153332509
1993	5.7653257514233
1994	7.84039192315968
1995	4.03006263735794
1996	2.76840191139189
1997	2.51565170739601
1998	4.39459725713747
1999	3.26220906306362
2000	3.85060511736743
2001	3.57862302426844
2002	1.88751912737453
2003	2.15559037291252
2004	2.52782872375663
2005	2.7779338413945
2006	3.50616786561297
2007	3.76433782428077
2008	6.26229916413705
2009	7.47258448999146
2010	9.50299344202592
2011	9.57361410198919
2012	10.0146736585562
2013	8.55708608442318
2014	7.83598581016284
2015	9.1724038585019
2016	8.00930921941906
2017	7.47835103915764
2018	6.81665215273211
2019	7.20415879415043
2020	7.6757954480209
2021	8.10678485072735
2022	8.18576748677134
2023	7.35134286908063