Year	% of working-age population
1960	6.636877689090798
1961	6.727065826330532
1962	6.808885229532177
1963	6.893553801259585
1964	6.988597551363565
1965	7.076909704332563
1966	7.153067911287579
1967	7.224243646824145
1968	7.290138385059788
1969	7.349778872381557
1970	7.401658711365049
1971	7.449900172930804
1972	7.4932616260677
1973	7.528049154227368
1974	7.556881101849456
1975	7.580167184717988
1976	7.599222968758354
1977	7.609184657182086
1978	7.608336260874957
1979	7.602050421797513
1980	7.588953576811915
1981	7.571005477278573
1982	7.548138625620157
1983	7.518057716920687
1984	7.484218452859567
1985	7.448166036626786
1986	7.410427548329353
1987	7.371237369062514
1988	7.328259778849658
1989	7.279546271228936
1990	7.227342984652226
1991	7.170998549583167
1992	7.107542719868136
1993	7.043283160464582
1994	6.97245955515596
1995	6.896363296975483
1996	6.82444919935961
1997	6.7557281927263455
1998	6.681187253842201
1999	6.608049019092557
2000	6.539324241942324
2001	6.475181493718811
2002	6.415253204524555
2003	6.354579914628858
2004	6.29215692049925
2005	6.228083638146862
2006	6.167125933636059
2007	6.111419398500105
2008	6.064786416981488
2009	6.029595309287145
2010	6.002793575646286
2011	5.976940040730447
2012	5.953234716527376
2013	5.903148783289994
2014	5.809299420551421
2015	5.726445683783943
2016	5.668870059964548
2017	5.616106915646606
2018	5.574935412195841
2019	5.550449684490785
2020	5.514781540923635
2021	5.464377779958982
2022	5.424741265541432
2023	5.408575926295518