Year	% of GDP
1970	115.53967814338655
1971	114.4499565765156
1972	113.98450101810475
1973	133.80961089796898
1974	175.72190163369362
1975	160.02433461220122
1976	161.90558437385235
1977	167.35297821740025
1978	154.08561785824264
1979	164.00850773520722
1980	167.3400071256395
1981	153.1058803489492
1982	138.15944885377846
1983	133.46432690968902
1984	138.89454138195384
1985	143.65219556727962
1986	138.1595322727181
1987	148.04796239432235
1988	150.3181747623118
1989	154.602522648659
1990	164.48373762213993
1991	165.23780976956908
1992	170.4653958385589
1993	178.90543482004918
1994	181.70194942774992
1995	258.58401775100936
1996	237.97794305497226
1997	226.2871764228832
1998	225.36199777028662
1999	228.17086771609993
2000	248.6257547728429
2001	221.47878932502954
2002	223.90616409375593
2003	217.89367860263334
2004	212.64735625487486
2005	217.6022174675836
2006	253.83660581155448
2007	262.3170579152544
2008	298.81806404102144
2009	294.95009682161145
2010	301.8366956089937
2011	319.70341688598467
2012	322.6764518848802
2013	304.32862444135986
2014	287.641431065207
2015	299.47015817478064
2016	303.01123891513544
2017	296.86961672461234
2018	302.69605588560415
2019	309.16994049175275
2020	333.00184908893857
2021	314.6826641607933
2022	318.66999875710576
2023	314.00253829601667