Year	% of GDP
1960	62.86589330949188
1961	56.02297322036364
1962	56.993969256814914
1963	53.24937921836901
1964	51.33726181701527
1965	51.39782285997031
1966	48.21878373515653
1967	43.76452362509682
1968	44.21013343254339
1969	43.00983326207781
1970	54.054449648711945
1971	51.22419928825622
1972	46.22548698104545
1973	49.90762877635297
1974	60.329813638467044
1975	62.448733867629905
1976	60.42777207562162
1977	63.971214326915145
1978	74.31618422594633
1979	79.4643709317197
1980	87.0173012461106
1981	76.99547085465561
1982	73.61393820915374
1983	67.7601335515333
1984	63.54766953286589
1985	63.977213240954576
1986	59.04755006296176
1987	60.888660705662275
1988	62.91320917912263
1989	64.01697559658741
1990	68.24391517291102
1991	67.59591239307632
1992	72.80375655739824
1993	77.14751834095664
1994	79.43079069703187
1995	81.63504908861108
1996	78.87396371438093
1997	80.13755330955034
1998	78.49498912558718
1999	78.75147834963737
2000	88.63644170491303
2001	80.89860153275762
2002	76.33513178265171
2003	75.33624733054299
2004	79.48294490111874
2005	73.60397295805335
2006	71.26117848830087
2007	68.60651166013913
2008	63.36904360822204
2009	49.14914153082347
2015	46.91797080927547
2016	46.47153702580149
2017	47.14040980146004
2018	49.809396750745854
2019	49.425525854372204
2020	37.08912050130338
2021	41.229971749404335
2022	46.68143828224178
2023	42.27772006203188