Year	% of working-age population
1960	84.60022023063041
1961	83.9658361181448
1962	83.46483766269827
1963	83.40907806229157
1964	83.659471918759
1965	84.23671310397029
1966	85.17811196063451
1967	86.1122098713389
1968	87.02377938870475
1969	87.89307626204085
1970	88.65779302040623
1971	89.25860596531275
1972	89.73074961515607
1973	90.12511658686184
1974	90.46633135405406
1975	90.80071436029671
1976	91.13464521183326
1977	91.36886229260205
1978	91.81853485340213
1979	92.63942150085917
1980	93.60041219904048
1981	94.63819527970603
1982	95.6816101836931
1983	96.63991521851597
1984	97.42848096345274
1985	98.05762651726823
1986	98.53238273205417
1987	98.88153018082508
1988	99.04573869992015
1989	99.04999455453729
1990	98.99454164253025
1991	98.86963960230052
1992	98.67602595271177
1993	98.40511597740976
1994	98.0348385608766
1995	97.40946387905586
1996	96.60675266706951
1997	95.8934715331775
1998	95.4336176700029
1999	95.59731388593212
2000	96.17098097474515
2001	96.78805459290635
2002	97.59619874750354
2003	98.46769948540762
2004	99.31835989473402
2005	100.18009800872116
2006	100.93922106090301
2007	101.47355054110854
2008	101.68925031503456
2009	101.67501494340125
2010	101.49341510023659
2011	101.12878948336407
2012	100.55173040494682
2013	99.67385108046565
2014	98.50498142761492
2015	97.06272116407823
2016	95.35944512498853
2017	93.45608265531654
2018	91.40807966495036
2019	89.23883456155338
2020	86.97433595468398
2021	84.68543270807511
2022	82.48616976646873
2023	80.46222227586685