Year	% of GDP
1960	101.63861164903918
1961	99.606962380685
1962	99.5873629916183
1963	102.63286201852755
1964	102.27571115973741
1965	99.54782266784626
1966	101.45467769797254
1967	102.0230730647049
1968	101.20593692022264
1969	102.88921385559777
1970	106.19640387275243
1971	100.82079343365254
1972	98.94147565015416
1973	100.87671785625851
1974	111.93813436442726
1975	108.98576512455516
1976	104.45104244996448
1977	104.43246793748031
1978	107.98673349891178
1979	108.0958955683754
1980	110.8452663743694
1981	110.37941278397703
1982	105.87268838163597
1983	107.27978307652543
1984	109.41227385663088
1985	108.20424758332013
1986	106.06735202729097
1987	105.98160451688032
1988	106.13023758499318
1989	107.57106453441207
1990	107.39925372857326
1991	106.95818103075787
1992	108.71339610646966
1993	109.3738698117311
1994	110.08101832170357
1995	106.6004156593151
1996	107.4858454830438
1997	106.75769883719839
1998	108.18411481307213
1999	113.4044147154563
2000	112.44770482550149
2001	113.17975572495878
2002	112.53621292191636
2003	114.06022218518982
2004	118.61579183629243
2005	118.47792132024726
2006	121.0227449003335
2007	128.05265465356436
2008	133.09840181787072
2009	117.84432297822968
2010	117.92402584818535
2011	119.70161879103765
2012	119.38256281678214
2013	120.42312172378243
2014	117.84978782466926
2015	116.93091216172189
2016	114.38748722329059
2017	115.62541980813504
2018	120.64154647549414
2019	119.02205051596599
2020	116.25059359788783
2021	124.64184674006746
2022	127.82013533307143
2023	123.93231693570152