Year	% of working-age population
1960	79.76265090803805
1961	79.3853499793185
1962	79.70976987439381
1963	81.05760940554539
1964	82.23277831175918
1965	82.75800473123303
1966	83.00491284564403
1967	82.76743347216407
1968	82.45513481941413
1969	82.27866980834575
1970	81.90263053529159
1971	81.52774138236012
1972	80.89458797325972
1973	80.26094100975465
1974	80.09730739570044
1975	80.0319018166665
1976	79.86079337233616
1977	78.76122662370535
1978	76.30470467009481
1979	73.83328953862663
1980	71.80654696935855
1981	69.95374133761722
1982	68.47726591046747
1983	66.90055297080075
1984	65.14374823938155
1985	63.584880862048905
1986	62.25702252918225
1987	61.24787335479203
1988	60.390968163072635
1989	59.71318967780608
1990	59.294719398749294
1991	58.87617234501157
1992	58.40280573157641
1993	57.97778745776528
1994	57.410499687063584
1995	56.65348037349408
1996	55.74741367250524
1997	54.644124856892425
1998	53.57319031513141
1999	52.580456049410195
2000	51.53735763376741
2001	50.418447779455605
2002	49.19689336906105
2003	48.00688290120249
2004	46.86895116048209
2005	45.74084161066972
2006	44.84843953847696
2007	44.256291791055204
2008	43.81675707215854
2009	43.50258410238114
2010	43.282261467299314
2011	43.191074053749794
2012	43.273494389991676
2013	43.47633705347366
2014	43.77764760648714
2015	44.145457735950515
2016	44.57328112457846
2017	45.139835618788815
2018	45.70047077334973
2019	46.15365475862184
2020	46.49640081265621
2021	46.64598941287797
2022	46.782140212360545
2023	46.86408378296877