Year	% of GDP
1980	57.68010119333839
1981	61.0157378754475
1982	59.74962355906241
1983	58.052919664559454
1984	59.386713944380695
1985	57.77667934263886
1986	55.117934759818496
1987	56.72606834321603
1988	56.98502655254276
1989	60.579817110148085
1990	61.959445561188076
1991	62.19250801105929
1992	63.90735112494489
1993	59.84429581541404
1994	60.309228253242075
1995	67.88671309696939
1996	70.33855154846427
1997	69.1968403906251
1998	68.59713763739497
1999	65.78002917834958
2000	64.43314157752114
2001	62.81960771552362
2002	62.577713761035646
2003	59.98280486237131
2004	61.35320148725999
2005	62.469067536071876
2006	64.52816353213574
2007	63.7977888347306
2008	67.94042923314811
2009	61.091116535704856
2010	63.83154176555599
2011	70.87102064134466
2012	74.38215525112216
2013	74.41352066409746
2014	70.99156664636669
2015	69.24327996651445
2016	67.2367367427327
2017	68.60028967622185
2018	70.37267087611498
2019	69.60787931746222
2020	71.84136984183412
2021	76.30049072514741
2022	80.63160390862227
2023	78.98890883034497