Year	% of working-age population
1960	77.83239383840642
1961	77.16051519772091
1962	77.25312360956308
1963	78.51519699610378
1964	79.64810630081665
1965	80.11666746883219
1966	80.31883423381076
1967	79.98973362468448
1968	79.6295781353574
1969	79.46443164726439
1970	79.09872413264598
1971	78.74113883013267
1972	78.13670897601207
1973	77.52158317244565
1974	77.41895165670903
1975	77.40587072395206
1976	77.27002557198783
1977	76.11517520273834
1978	73.45781858661412
1979	70.79176358226188
1980	68.63294516827047
1981	66.73754209281773
1982	65.24020612474528
1983	63.541675430493314
1984	61.6065688846271
1985	59.87417800547083
1986	58.39773573574672
1987	57.26676416482681
1988	56.30742420357642
1989	55.567947301327905
1990	55.21131607521703
1991	54.90204467563354
1992	54.5004921015673
1993	54.131718423601676
1994	53.65667748202698
1995	53.049434101742555
1996	52.32314474805405
1997	51.433689032940656
1998	50.597087661403386
1999	49.85594281760036
2000	49.073746649168186
2001	48.20018221857128
2002	47.16972075861503
2003	46.14357568169822
2004	45.1526454172003
2005	44.14020625629272
2006	43.392101409955785
2007	42.97676581089259
2008	42.6859262735507
2009	42.49793220504218
2010	42.39148989504559
2011	42.38032448732161
2012	42.57066743555367
2013	42.92887520586369
2014	43.379978392808525
2015	43.874535136653755
2016	44.406451389745044
2017	45.08929324755667
2018	45.758625740493194
2019	46.31407016531419
2020	46.78554181617833
2021	47.05610410017054
2022	47.265162763436656
2023	47.41816698640575