Year	% of GDP
1960	59.0185802565624
1961	56.498243157374425
1962	72.57026103892227
1963	67.15389845567799
1964	69.79299319858205
1965	64.91139545998604
1966	65.18379201003965
1967	70.40515496224916
1968	70.44590439038117
1969	67.28236345171534
1970	68.55352738232699
1971	70.06058071747103
1972	69.78531366393891
1973	64.05545436639316
1974	67.73728553058585
1975	63.66320179586483
1976	68.5394929120066
1977	69.0929041463132
1978	68.73902089830167
1979	70.6875640463586
1980	69.0129240237437
1981	69.4376564143566
1982	72.22371895440031
1983	76.370554631571
1984	78.07760783157597
1985	69.5399225516596
1986	70.85077847410926
1987	64.69015994211989
1988	63.751178732017344
1989	54.129733987675735
1990	59.30249784463951
1991	61.56819161994493
1992	61.51919592959797
1993	60.08239899198661
1994	59.63732748265953
1995	63.706438703482114
1996	65.15739921748222
1997	65.30962969090245
1998	64.14230075938252
1999	64.68011944304779
2000	64.59270033523495
2001	64.10770837307403
2002	61.89843503034308
2003	61.84465041752121
2004	60.206577187803276
2005	60.504251810646196
2006	60.437676444041166
2007	59.87494756360754
2008	59.7307926656317
2009	61.95645990061147
2010	60.22282916440097
2011	60.27385176156926
2012	61.411866828253125
2013	61.715250078822216
2014	62.95957070943473
2015	63.96479727348553
2016	64.25147959877039
2017	64.49430633975143
2018	64.61607496907901
2019	65.14404739474777
2020	63.14400090964081
2021	61.367996636093835
2022	63.064102805175615
2023	63.3285869038863