Year	% of working-age population
1960	7.821785111236188
1961	7.958305702362532
1962	8.109762342935872
1963	8.26613214343437
1964	8.415630903848067
1965	8.549551004185659
1966	8.659709157779485
1967	8.720351993183439
1968	8.741391630629424
1969	8.731215548355204
1970	8.691819100108336
1971	8.623046076573907
1972	8.517535828978044
1973	8.379501385041552
1974	8.231821264932657
1975	8.082532594571141
1976	7.936216578481739
1977	7.8003299499942
1978	7.662127194218426
1979	7.532153219906439
1980	7.397425043602163
1981	7.225371661508348
1982	7.022437048891211
1983	6.810482021671636
1984	6.625308941223894
1985	6.5585375045613254
1986	6.583647616415867
1987	6.604486115793697
1988	6.635030979256666
1989	6.644833684114528
1990	6.647453574936976
1991	6.685195101826706
1992	6.74394134691452
1993	6.816179637325913
1994	6.866197478125556
1995	6.885774058025845
1996	6.859197852712222
1997	6.810491135167236
1998	6.769141009288483
1999	6.72016643019102
2000	6.647680844101861
2001	6.563400576368876
2002	6.4935079290423525
2003	6.433161598065686
2004	6.373925610129671
2005	6.296812625001004
2006	6.187366212146275
2007	6.027069912845775
2008	5.81700559429435
2009	5.584068251469181
2010	5.3530908333265925
2011	5.160663658873438
2012	5.023672271911451
2013	4.939246871045089
2014	4.906985976860847
2015	4.915941880363793
2016	4.960222890757827
2017	5.034029790472698
2018	5.1352073576446005
2019	5.268740864629462
2020	5.369534987796511
2021	5.514409301356686
2022	5.762382567138257
2023	6.044054612583056