Year	% of working-age population
1960	5.626943604205198
1961	5.598775787258779
1962	5.571718470268832
1963	5.549701671200365
1964	5.534235722849715
1965	5.526347695233064
1966	5.525445969206763
1967	5.531632215813716
1968	5.543774606246659
1969	5.558476880732908
1970	5.575695104899738
1971	5.596424901393778
1972	5.617366643114056
1973	5.635820254889133
1974	5.648693132373686
1975	5.658033555456712
1976	5.67240733719126
1977	5.686525095593972
1978	5.699415387821183
1979	5.716217043121417
1980	5.719247690184127
1981	5.7171136817686135
1982	5.719387384214607
1983	5.7076854881591235
1984	5.689743301940375
1985	5.678465947494369
1986	5.667026704903642
1987	5.665872342025628
1988	5.660052767875828
1989	5.643017710198155
1990	5.632531042721494
1991	5.6300063760437755
1992	5.63148763460874
1993	5.627153315458497
1994	5.601098118150513
1995	5.567319531227668
1996	5.5521674016090135
1997	5.5377485236490065
1998	5.510806701016153
1999	5.482827884211857
2000	5.462842276214146
2001	5.445348067384915
2002	5.4277401436575605
2003	5.409491900605463
2004	5.393491805909297
2005	5.383261261923345
2006	5.375327851044632
2007	5.368210353493373
2008	5.362260337250637
2009	5.363426612563202
2010	5.378026919681667
2011	5.404896555664811
2012	5.43879946635491
2013	5.473611757565818
2014	5.509917618503977
2015	5.5441474777455255
2016	5.584599803635623
2017	5.631777106184916
2018	5.677017123881472
2019	5.718424223185937
2020	5.733110540630369
2021	5.706199425588569
2022	5.662352684936116
2023	5.641677645635106