Year	% of working-age population
1960	94.26879710030701
1961	94.96174835183095
1962	95.48455749882385
1963	96.09499139739779
1964	96.5428664881229
1965	96.50779768102169
1966	96.28595343232297
1967	96.04101795109162
1968	95.72932509381215
1969	95.35487364258952
1970	94.88666702200082
1971	94.22185651651141
1972	93.2861251280931
1973	92.18319867308004
1974	91.11457748351069
1975	91.51013925178687
1976	92.85881191690122
1977	93.49957157106007
1978	93.55393488286082
1979	93.12412820391606
1980	92.27854492484155
1981	91.13550107997122
1982	89.78357921046982
1983	88.270055030349
1984	86.69080584526833
1985	85.11655299711502
1986	83.58655085976953
1987	82.12321763236665
1988	80.75772541099407
1989	79.52436393621313
1990	78.38486248558159
1991	77.32038144438015
1992	76.18758025568653
1993	74.60795675517018
1994	72.36126265001178
1995	70.06007922632297
1996	68.10282374894028
1997	66.35449438970969
1998	64.8842564963217
1999	63.71013533304487
2000	62.69878460240663
2001	61.77118408376209
2002	60.916272011865324
2003	60.06013754435803
2004	59.23696998026985
2005	57.38098429637649
2006	54.6422553673773
2007	52.16998450175756
2008	49.93674889483387
2009	47.86064870298906
2010	46.26668939677327
2011	45.26533676845778
2012	44.475912659352076
2013	43.74681127020732
2014	43.109557274245795
2015	42.527095831439674
2016	41.78560073970956
2017	40.88336141472706
2018	40.07487965498302
2019	39.42538579564384
2020	39.738385613211804
2021	40.4109570582717
2022	40.364658450229925
2023	40.15071037095968