Year	% of GDP
1960	100.30589714508449
1961	101.58525170899186
1962	103.66549293591154
1963	101.0122358913073
1964	104.83294892847408
1965	104.53072425034979
1966	103.63303994728254
1967	105.94528347830914
1968	106.33512237819889
1969	107.11538610714888
1970	107.32831613419715
1971	103.23322346547499
1972	106.2809080588259
1973	108.22024327488656
1974	116.70241989181164
1975	111.74712570328063
1976	112.07416684987865
1977	109.68692323405382
1978	105.29805204486698
1979	108.33004391506911
1980	113.54017637751764
1981	112.0438579037869
1982	115.12510533440954
1983	106.08757606752812
1984	104.04737074617314
1985	112.13730366706795
1986	100.67453646983996
1987	104.37684866279797
1988	105.28709245831311
1989	106.69688467625893
1990	105.47948200077172
1991	106.30022717612462
1992	105.14337556955869
1993	104.28043376758293
1994	107.36049454517067
1995	105.70144388623414
1996	105.94813251695263
1997	106.09858623163417
1998	107.07955009981038
1999	106.06394948083859
2000	106.03339504594842
2001	106.10202003085702
2002	106.99678858616694
2003	106.8343497300354
2004	108.44694346768196
2005	109.52490956411123
2006	108.79047737384022
2007	109.36971494727847
2008	113.3502243473345
2009	119.55655785894446
2010	119.57715515255262
2011	119.66729316941127
2012	112.88481918441211
2013	112.33708637281086
2014	113.84987264475102
2015	116.19069044731238
2016	112.12143143672036
2017	112.97048652190848
2018	114.20815752985239
2019	115.11065122252602
2020	115.48686625584796
2021	116.94328099955203
2022	102.35882709823328
2023	97.96020388159185