Year	% of working-age population
1960	78.66621969956425
1961	79.17296438897586
1962	79.67918286726983
1963	80.25358722683438
1964	80.87440438647836
1965	81.4081307848612
1966	81.84796610685058
1967	82.25706961606382
1968	82.63312893911029
1969	83.00409676610349
1970	83.38366091621631
1971	83.83363033299814
1972	84.29765968997779
1973	84.62875103785144
1974	84.82702767022924
1975	84.92024121557313
1976	84.97318101779739
1977	85.0236623980927
1978	85.07179449956686
1979	85.15770132500924
1980	85.34266950197764
1981	85.54637108550007
1982	85.63968868699273
1983	85.62803243238764
1984	85.59148814304078
1985	85.54807330414637
1986	85.43903937720906
1987	85.25367855522171
1988	84.98786564231271
1989	84.72207662453849
1990	84.46938789465821
1991	84.11890577776049
1992	83.68806489468903
1993	83.28428824895722
1994	82.7018999432616
1995	82.03066761056259
1996	81.5281104807236
1997	81.01519913822186
1998	80.32944741349469
1999	79.58905126797602
2000	78.90080336412315
2001	78.23996666445254
2002	77.63796279638474
2003	77.05431061450992
2004	76.44249818108946
2005	75.81858000656156
2006	75.21443448189795
2007	74.6699650795827
2008	74.18910410575256
2009	73.68149586842688
2010	73.11200000032032
2011	72.51108799138404
2012	71.95845332898699
2013	71.48959104494921
2014	70.99116958427082
2015	70.41829042231694
2016	69.74454269451816
2017	69.00243968040311
2018	68.24142509892133
2019	67.46710655371622
2020	66.68162398582781
2021	65.91297560608213
2022	65.18390422687187
2023	64.46067219707169