Year	% of working-age population
1960	80.13552790260339
1961	79.3895024106342
1962	79.61099639835761
1963	81.24825435757836
1964	82.72781862160815
1965	83.38218961700304
1966	83.68486574014132
1967	83.36295686240004
1968	82.9762210614386
1969	82.81974855748516
1970	82.44424766999319
1971	82.10570386798307
1972	81.42952205618745
1973	80.74517079692993
1974	80.67390972039937
1975	80.7218423384856
1976	80.64082065457015
1977	79.39376520978077
1978	76.42457169905153
1979	73.44899633336244
1980	71.0588622480231
1981	68.94376490847668
1982	67.28733505635546
1983	65.44318087523267
1984	63.33804269742684
1985	61.46466484072211
1986	59.88624022364231
1987	58.70600224755603
1988	57.71677387409925
1989	56.96762666962512
1990	56.62730549642848
1991	56.3111628257331
1992	55.87202587935472
1993	55.46206578211367
1994	54.92482474110647
1995	54.23508127501905
1996	53.402787747546185
1997	52.370509452000185
1998	51.39236520503363
1999	50.516866598148056
2000	49.58297601458489
2001	48.5338772429144
2002	47.31066982825257
2003	46.10526892954608
2004	44.95076346896161
2005	43.7664773508064
2006	42.864259089679
2007	42.33036488354752
2008	41.94463084778584
2009	41.684315046560904
2010	41.53473009710792
2011	41.500056298904966
2012	41.63919780286341
2013	41.91253236024525
2014	42.28087248136546
2015	42.71737222237088
2016	43.219547252386235
2017	43.89676403796672
2018	44.56787648638125
2019	45.11928019689032
2020	45.577425058118244
2021	45.82119400938932
2022	46.01008061386282
2023	46.133484005802444