Year	% of working-age population
1960	8.871694085447658
1961	8.728015059000203
1962	8.602058189056335
1963	8.476521951517373
1964	8.3401233027039
1965	8.243018802585384
1966	8.188551026638175
1967	8.081536204190268
1968	7.919584562458631
1969	7.750314775277824
1970	7.577854930188707
1971	7.40712233628382
1972	7.244114456871337
1973	7.095726905362952
1974	6.963033127629645
1975	6.8568657047925985
1976	6.793571649085201
1977	6.794543651214746
1978	6.839554523105072
1979	6.892931648220565
1980	6.954879787483562
1981	7.028237246916678
1982	7.10805096722405
1983	7.184759541530837
1984	7.2551714568358445
1985	7.30765017260147
1986	7.316836015362925
1987	7.3382597092616155
1988	7.398594558529652
1989	7.452266070643568
1990	7.495001392543449
1991	7.52899944646456
1992	7.557854603864242
1993	7.585446483711879
1994	7.614429023876439
1995	7.644158587470813
1996	7.675480294234978
1997	7.710847798441854
1998	7.7514395271793965
1999	7.795352634542546
2000	7.835616049580898
2001	7.866330337609082
2002	7.879580211366398
2003	7.873795054484494
2004	7.849132204170023
2005	7.792206661395877
2006	7.6781862129311165
2007	7.524815332744228
2008	7.358578862323473
2009	7.2014319401078986
2010	7.072178445068649
2011	6.96534723581023
2012	6.888866433580566
2013	6.860010264195278
2014	6.889607062625626
2015	6.885901289973827
2016	6.833928268932864
2017	6.8043087564734375
2018	6.796771451836267
2019	6.817521761744831
2020	6.840220226856723
2021	6.820479555754804
2022	6.786025441194419
2023	6.811984759265674