Year	% of working-age population
1960	79.09816097027007
1961	79.2301943676186
1962	79.46121798595782
1963	79.87425454957398
1964	80.68146122798942
1965	81.72659203509409
1966	82.75051198014685
1967	83.77855428074878
1968	84.77894899486338
1969	85.72139617377161
1970	86.58867117140211
1971	87.35395921685162
1972	88.01062635101363
1973	88.5530260053632
1974	88.98365294416165
1975	89.30604540409888
1976	89.52041828179932
1977	89.71137967696693
1978	89.87126127649745
1979	89.90550356232329
1980	89.82523475686105
1981	89.67179182425728
1982	89.4460385099083
1983	89.16676827211163
1984	88.86074816332994
1985	88.53071236671283
1986	88.17999743310709
1987	87.80451336936417
1988	87.41611843605541
1989	87.5213551841687
1990	87.59325399694416
1991	87.16467833024562
1992	85.66681937044451
1993	84.15508285947281
1994	83.60619957328886
1995	83.78079623354444
1996	84.61625251215432
1997	84.84727850378113
1998	84.44671093784365
1999	83.86357306906342
2000	83.13568982779967
2001	82.82064198703904
2002	82.81179635269325
2003	82.65941466009158
2004	82.42192788627337
2005	82.14842263520048
2006	81.8500934206071
2007	81.46238970374267
2008	81.03517287972458
2009	80.93675415979824
2010	81.42256689850191
2011	82.47045887888838
2012	83.95803202431816
2013	84.42494920127353
2014	83.73201136348978
2015	82.99681154459319
2016	82.19278199439351
2017	81.29523247461567
2018	80.3037452388255
2019	79.20889518193152
2020	78.01317234707425
2021	76.75671802164685
2022	75.41195286150186
2023	73.96896700073476