Year	% of GDP
1977	68.25941315035114
1978	71.40532924107143
1979	70.10969669263348
1980	62.95446202806989
1981	51.502715987000016
1982	60.94209257901396
1983	53.74643932058961
1984	54.51541850220264
1985	79.03178792877866
1986	74.42828251400124
1987	71.03616735007688
1988	73.9110875094329
1989	75.43220126553263
1990	75.58940381817251
1991	82.42805773296018
1992	79.65490522108313
1993	89.07683467824612
1994	94.10217975249492
1995	83.6122187354993
1996	93.43796961778476
1997	82.70329519943185
1998	88.420290762405
1999	87.2616142563101
2000	89.8762876177046
2001	81.20453235332428
2002	88.51791422694028
2003	87.33148912920925
2004	90.90576623594156
2005	92.98190898131485
2006	85.7985060736946
2007	87.28077076001816
2008	93.12080638815598
2009	90.39777180673164
2010	93.30867632246537
2011	85.9391408581838
2012	78.38632158930614
2013	85.5433713043018
2014	87.42381487246838
2015	81.66122872037539
2016	78.98313999497745
2017	86.02343674815666
2018	88.49874336323182
2019	88.99840252796216
2020	92.70242898203892
2021	90.88709482092062
2022	83.88276069978295
2023	81.64494709138071