Year	% of GDP
1960	106.25234372545103
1961	106.74943323769675
1962	107.70814326394182
1963	106.47806916242841
1964	102.56936120640559
1965	105.27794902536665
1966	105.69108363442984
1967	106.67541303466604
1968	101.45070431954262
1969	99.97594323501039
1970	97.54795706828104
1971	100.64192641063549
1972	99.96885438464236
1973	102.0747330078474
1974	108.00841997862773
1975	111.41138996915478
1976	108.19798566651579
1977	106.53241046556028
1978	99.24598904126205
1979	91.7846603648058
1980	97.14773864800934
1981	105.8688527584636
1982	104.82145509866123
1983	99.80261880374738
1984	95.71834426008203
1985	91.80605184207262
1986	101.36561583271235
1987	101.6411904215552
1988	103.22245152138731
1989	99.87748777418032
1990	98.07529397579503
1991	102.25448078107178
1992	102.95028061784677
1993	103.86523636241284
1994	103.38003022956208
1995	105.72744734456982
1996	105.02116425526896
1997	104.51502533811046
1998	105.54721808765824
1999	102.41200054162569
2000	102.001284720684
2001	101.86164238715367
2002	100.69956562579468
2003	99.59527643060238
2004	96.11161076622722
2005	93.65979525342075
2006	90.71178312680219
2007	92.64388022258855
2008	98.9785069701377
2009	95.22782413729622
2010	96.02048063265384
2011	94.98276077108291
2012	97.72066652103493
2013	100.17054360544269
2014	101.63918033965977
2015	102.58811811732316
2016	100.18821371443394
2017	98.07380641260252
2018	98.24710082724157
2019	98.86533050562741
2020	98.2230809117578
2021	96.98353787654545
2022	99.44220477738438
2023	96.73227796298885