Year	% of working-age population
1960	6.69496209566313
1961	6.762611239757266
1962	6.825523569002749
1963	6.888690864723519
1964	6.961128527455942
1965	7.03061224165549
1966	7.090582992114777
1967	7.147353793399793
1968	7.20067591589431
1969	7.250043509169372
1970	7.294327074536372
1971	7.334176957179013
1972	7.369813489947295
1973	7.399778246664152
1974	7.422781440544846
1975	7.4380028559581675
1976	7.456193133494264
1977	7.477114122196856
1978	7.4818529026889875
1979	7.476643009698523
1980	7.432868183147436
1981	7.367673826632822
1982	7.3887683107734246
1983	7.435111717313074
1984	7.421539510382709
1985	7.389757011736813
1986	7.351663424202898
1987	7.309403497807312
1988	7.26942176022921
1989	7.228546342781242
1990	7.1815869587991354
1991	7.1309588320873365
1992	7.076644285563528
1993	7.015856315262664
1994	6.948130460902033
1995	6.874563985319051
1996	6.794508259700906
1997	6.708658367285775
1998	6.622237047316175
1999	6.5382235352511575
2000	6.454625627385262
2001	6.370345612139216
2002	6.285586921630847
2003	6.202537521601428
2004	6.11998227824541
2005	6.036470069052595
2006	5.955739024924528
2007	5.87721847130844
2008	5.802186857135042
2009	5.733676484828946
2010	5.671980772574544
2011	5.616283051211789
2012	5.560974487852954
2013	5.492869252162729
2014	5.3910289582878645
2015	5.29120384208472
2016	5.220736580155648
2017	5.163407056628547
2018	5.113605671210629
2019	5.069206415619846
2020	5.0093200572606635
2021	4.92389686947299
2022	4.841125674202833
2023	4.786080947916539