Year	% of GDP
1960	86.52375750955763
1961	86.02734474827498
1962	86.6017276235986
1963	87.3606152156001
1964	87.07203907203908
1965	86.12226881483116
1966	87.75610354557722
1967	88.21997790752722
1968	92.65064986215046
1969	92.33281377569955
1970	88.92428785607196
1971	91.67580057469561
1972	93.41135915042673
1973	91.42857142857143
1974	92.04169386974043
1975	91.43330946368673
1976	89.1223935805268
1977	85.78789023008807
1978	85.43265982926978
1979	84.29176179604262
1980	84.83966576326864
1981	80.43795442197221
1982	80.464463840399
1983	80.45112781954887
1984	81.0126582278481
1985	79.89276139410187
1986	78.91156462585033
1987	84.07766990291262
1988	84.74025974025975
1989	82.8571435064935
1990	83.2985391440501
1991	84.17777777777778
1992	83.03378864126528
1993	84.40721649484536
1994	84.85714285714285
1995	85
1996	87.31473408892764
1997	88.49191425347875
1998	87.99582463465553
1999	86.63849154746424
2000	87.0626286386357
2001	86.5904655701143
2002	86.3552388493006
2003	85.7005988023952
2004	84.42200700597569
2005	84.28969359331477
2006	82.88813339808969
2007	83.72717508055854
2008	83.20491345616973
2009	87.4496257915947
2010	85.73678103762639
2011	87.0177229961345
2012	91.89108497044248
2013	92.12534938722855
2014	94.78873239436619
2015	94.18961495969556
2016	94.51539086144534
2017	95.65907163762685
2018	91.23269469804123
2019	87.78234453180843
2020	91.18584013262686
2021	93.56305623508577
2022	89.79024545744342
2023	89.36034031155839