Year	% of GDP
1960	77.65050584224788
1961	76.54606399511582
1962	70.30148281787349
1963	76.62091561804476
1964	77.84160002091905
1965	75.05907925438004
1966	78.00323487143217
1967	75.25068712577077
1968	70.74088365730485
1969	71.85413749514389
1970	72.70588235294117
1971	72.61949332334956
1972	70.21022973558735
1973	63.9793124429571
1974	72.27516566740296
1975	66.02417827839005
1976	62.78260869565217
1977	66.92333320993595
1978	68.57266355861557
1979	68.61497408528763
1980	66.03861907548274
1981	73.02096477492132
1982	65.05349770308774
1983	67.4898691517376
1984	64.90934671232513
1985	65.55722439170923
1986	67.07093752814386
1987	77.12352793786017
1988	82.06689707439519
1989	67.84223426459606
1990	68.71776333442652
1991	74.42547919528572
1992	73.78171837580389
1993	73.47294896738407
1994	68.93189304111235
1995	66.22759315206444
1996	70.88702871940214
1997	69.12988603335171
1998	68.61637257035287
1999	70.30541135794269
2000	63.3899425506537
2001	60.753094430435894
2002	59.54045128521946
2003	60.47471380041949
2004	59.92796538928763
2005	61.31470395728201
2006	63.37103018760383
2007	66.50933919492805
2008	71.17950540427931
2009	71.93586714827796
2010	65.89369546910461
2011	77.5418726481222
2012	92.58757978102658
2013	95.57854244372999
2014	112.37263745851259
2015	92.81692410896173
2016	99.14238540062702
2017	96.90949084580409
2018	95.83145499679617
2019	93.22073584380092
2020	100.4313046399231
2021	128.6331142174219