Year	% of GDP
1975	89.97043075216257
1976	88.27181665098205
1977	86.50462962962962
1978	86.62071765170413
1979	88.36371916109061
1980	88.90411455201553
1981	89.10901995172681
1982	90.06712217805918
1983	91.45142298578199
1984	90.13455194519159
1985	85.91422401579874
1986	88.37628310961165
1987	87.90456282099461
1988	88.64255064624346
1989	89.70881268973552
1990	93.00831399396611
1991	91.44008125944055
1992	89.07129910473408
1993	87.75275782379526
1994	90.04064795856918
1995	84.34470231550131
1996	85.6175307436735
1997	86.03914970072688
1998	86.22612973458092
1999	86.38652071711749
2000	84.82771523737246
2001	88.33537272369561
2002	90.51033375195617
2003	91.43882018808243
2004	88.25075720681362
2005	88.44434024078234
2006	91.01692167978425
2007	90.1827915012771
2008	90.16890392787174
2009	90.56633432901063
2010	88.54859901372765
2011	92.87419152372797
2012	90.87937875313486
2013	91.821045806571
2014	90.63529550392212
2015	92.37474330798327
2016	96.35715525226485
2017	87.01525717901862
2018	85.2083998625575
2019	84.69659271302955
2020	94.28064252855766
2021	93.62715285656824
2022	93.41628794220192
2023	92.59233492408717