Year	% of GDP
1960	71.5782844876965
1961	69.41446006574868
1962	84.6666705290608
1963	79.8907458999233
1964	81.64496171520706
1965	75.45708017514733
1966	75.85285782677357
1967	81.75953931309581
1968	81.5608981484583
1969	78.18064631920355
1970	79.87816280021244
1971	81.15869595198022
1972	80.55740499202706
1973	73.96188411951076
1974	77.06712432122849
1975	73.84838179562081
1976	79.02658745718232
1977	78.51921160270032
1978	78.41954941967602
1979	80.58800263699807
1980	78.11924147124229
1981	78.95639801496634
1982	82.61182057608919
1983	86.72650282706701
1984	87.27225770705645
1985	79.97381262446142
1986	82.0099830841383
1987	77.32761786988564
1988	77.24413142002223
1989	69.62887130171659
1990	78.5934179353157
1991	79.46803569651328
1992	78.58221152436006
1993	77.74642132075513
1994	77.50304399558175
1995	84.63436357639173
1996	84.90822573365998
1997	84.84492448910797
1998	84.21283234427224
1999	84.46281020355816
2000	83.360546079648
2001	83.45100338712041
2002	81.70809737598029
2003	80.92212891089268
2004	78.67416110751759
2005	79.3942532299754
2006	79.47659338489142
2007	78.81793517850133
2008	78.57018553498517
2009	81.60709830183123
2010	79.23968700002857
2011	78.94310869800671
2012	79.94197009404415
2013	80.60772907253876
2014	82.11310941964747
2015	83.74161722889755
2016	84.63077702745812
2017	84.65621103643333
2018	84.51116275357677
2019	85.12762868055798
2020	83.27915392628546
2021	79.91558499411127
2022	81.46631552522904
2023	81.54740040013768