Year	% of GDP
1960	87.75804128660586
1961	85.88770864946889
1962	85.10699001426534
1963	87.43712111440732
1964	89.9063231850117
1965	90.85163363685056
1966	88.769579351788
1967	89.59384125298646
1968	89.33943754087639
1969	90.59251181388586
1970	94.3718659276854
1971	98.24414715719062
1972	93.66443807704553
1973	90.6208031884937
1974	91.9567613696974
1975	99.34762054837694
1976	98.32322611295868
1977	97.4781814491577
1978	94.45806221588377
1979	94.15033911077619
1980	95.9906371612792
1981	101.85713062308078
1982	97.88155581285648
1983	99.13510790158703
1984	98.7892050763935
1985	95.2011360235001
1986	95.73554152895274
1987	94.88527092342916
1988	98.30490549435673
1989	99.0056281868064
1990	100.05733962536067
1991	100.16258638238602
1992	98.69631920137621
1993	96.0979051303782
1994	99.12490791122545
1995	98.9272931130714
1996	98.53285362102766
1997	99.08710589989975
1998	99.1032130778631
1999	98.51262907899257
2000	97.2513446503258
2001	96.50895989503479
2002	94.49815380670819
2003	94.4264654940922
2004	97.63479498663901
2005	96.57384356940875
2006	97.9160464994481
2007	98.68046128771084
2008	101.39697891658139
2009	98.5656208828481
2010	97.95919767693803
2011	99.98115700207104
2012	101.70660776951956
2013	102.11647048669104
2014	101.49833654418966
2015	101.29940197990632
2016	99.54908291735202
2017	98.85578196438613
2018	99.4914713331102
2019	99.49373759791041
2020	95.63214695810865
2021	94.21562771570683
2022	98.03180230435133
2023	100.06052734450188