Year	% of working-age population
1960	5.672888157932836
1961	5.714025334912968
1962	5.751025869259751
1963	5.780512076179166
1964	5.787907647441795
1965	5.76768899438794
1966	5.742677131666472
1967	5.724663859100424
1968	5.722468232576049
1969	5.73707458431413
1970	5.75843467129926
1971	5.786727321380787
1972	5.81734933256732
1973	5.8444261334194145
1974	5.864972608302875
1975	5.880427535206999
1976	5.893167154155332
1977	5.900106090839803
1978	5.894078401767219
1979	5.881780185144448
1980	5.864646408144429
1981	5.868674075284633
1982	5.863601268486333
1983	5.813770739984027
1984	5.748527509746816
1985	5.649567472241535
1986	5.518254181404678
1987	5.373298223377986
1988	5.152061570595514
1989	5.00014716414689
1990	4.890099523607376
1991	4.713093241066901
1992	4.555723610383384
1993	4.4658753405924925
1994	4.586704083807773
1995	4.681512710272571
1996	4.582099225313297
1997	4.506818057069372
1998	4.455925520179252
1999	4.417583316599359
2000	4.392944434061378
2001	4.384252884983889
2002	4.393643771584779
2003	4.417339960055151
2004	4.44700747500765
2005	4.48364498759515
2006	4.527138628595726
2007	4.573224342562702
2008	4.6287895428831565
2009	4.705419834723741
2010	4.809923533350983
2011	4.93760601107922
2012	5.082543248432728
2013	5.235441407057165
2014	5.4086227343049265
2015	5.6054155554265
2016	5.805116064040613
2017	6.00107673951634
2018	6.192610775844104
2019	6.379945298136505
2020	6.513038933744722
2021	6.549236880618858
2022	6.526859052585997
2023	6.519265486974738