Year	% of working-age population
1960	84.52215087633829
1961	84.87543789199404
1962	85.30849401362462
1963	85.88957502083798
1964	86.60716201260077
1965	87.31721912058498
1966	87.95939956188349
1967	88.56740324926045
1968	89.1265798455524
1969	89.67166730102527
1970	90.23654651621895
1971	90.84462025354914
1972	91.51953757641964
1973	92.17822643363598
1974	92.74894245938779
1975	93.29396316525673
1976	93.8088339340562
1977	94.22099179366093
1978	94.52555014694587
1979	94.82641336380334
1980	95.16453390384113
1981	95.5182886729094
1982	95.83121236003454
1983	96.11503280786502
1984	96.39415025405036
1985	96.62296247459132
1986	96.78020665687698
1987	96.82963614558805
1988	96.68969411802827
1989	96.4892940401572
1990	96.29957940791121
1991	96.0324636200344
1992	95.7307738304491
1993	95.51531345591563
1994	95.02064907420139
1995	94.49416237023067
1996	94.36014695213444
1997	94.27609162341703
1998	94.02164342921556
1999	93.69257662954297
2000	93.4239506208918
2001	93.19078073097955
2002	93.01313369761299
2003	92.83657005348643
2004	92.61463796808526
2005	92.37206963063514
2006	92.18353426725214
2007	92.14409594697696
2008	92.04779560707026
2009	91.84316632423933
2010	91.67403830449463
2011	91.44571888367291
2012	91.20626160987933
2013	90.9473485895357
2014	90.57519539870286
2015	90.15577961531004
2016	89.66807571174473
2017	89.08546714837102
2018	88.43843518848597
2019	87.71193245431175
2020	86.89071805580977
2021	86.02416439980767
2022	85.14359228612304
2023	84.22430246181301