Year	% of GDP
1960	41.03977862248776
1961	32.68993779872913
1962	35.83758632109254
1963	35.32016393444582
1964	30.75787653151349
1965	25.95044259025215
1966	34.418854420145564
1967	26.578412917891963
1968	27.426999041274986
1969	25.701426540517954
1970	26.303691555667648
1971	24.48017052411581
1972	27.02895564363676
1973	29.75779245132948
1974	38.9374515575437
1975	38.30390297197893
1976	45.28705069150253
1977	49.01240130369081
1978	37.939881942810835
1979	50.08216955608329
1980	47.70938112489487
1981	46.886876213551844
1982	37.14354354226958
1983	36.75534805484507
1984	34.10257375010883
1985	34.18164513661496
1986	30.489260845920267
1987	33.585133038147234
1988	33.58216842114778
1989	51.45434189337218
1990	53.71843227531424
1991	47.72823561130297
1992	49.669651550294645
1993	53.190860122004565
1994	84.1136453000488
1995	72.58237225797977
1996	68.01521877899478
1997	54.76644012827787
1998	44.63567311536301
1999	45.96230948416051
2000	44.616235713661936
2001	49.41437852666508
2002	53.334991279061185
2003	49.669819198762205
2004	62.93710350772087
2005	67.8125485416592
2006	66.38759235960991
2007	64.74927431095416
2008	63.76775249240417
2009	48.59943944250213
2010	49.4503810232106
2011	45.15584607640539
2012	36.216450408401045
2013	49.41189164182826
2014	52.93445942382219
2015	52.420427309322946
2016	58.033689600737226
2017	53.195377734521564
2018	46.190809792261305
2019	37.85583379080622
2020	81.6071275716685
2021	111.91460952077257