Year	% of working-age population
1960	9.13137775903835
1961	8.903125697277101
1962	8.675517648422963
1963	8.4599415411276
1964	8.266247219157682
1965	8.091266519951404
1966	7.931786262925764
1967	7.78840293879113
1968	7.659952257486885
1969	7.546503067484663
1970	7.448247219405863
1971	7.363840100679611
1972	7.291109891013855
1973	7.227930008966115
1974	7.175802991132381
1975	7.133024625943837
1976	7.100274705643892
1977	7.079364246944288
1978	7.062213526236065
1979	7.039143917772418
1980	7.008314006621854
1981	6.970731552830438
1982	6.925887930458853
1983	6.877149758325107
1984	6.833260722898276
1985	6.800448207298428
1986	6.775174691949279
1987	6.755421134962812
1988	6.745427526443261
1989	6.750427749261161
1990	6.770504940798391
1991	6.805508616728824
1992	6.854563634154569
1993	7.12950965499959
1994	7.58635390979099
1995	7.973619664842252
1996	8.293419230141124
1997	8.553489029760431
1998	8.75943230733721
1999	8.912403284142254
2000	9.020825757744417
2001	8.96658500616483
2002	8.77877958381648
2003	8.606194202156182
2004	8.451458640109777
2005	8.316653993228458
2006	8.201023237654463
2007	8.10506523555599
2008	8.0310740130133
2009	7.981406931861894
2010	7.953106716497736
2011	7.940513347823151
2012	7.934542539674418
2013	7.918029914196005
2014	7.886024706958934
2015	7.8579720035015965
2016	7.845321623443463
2017	7.843964546551724
2018	7.853648564292498
2019	7.876276558061068
2020	7.825280685365065
2021	7.6759743133798715
2022	7.539925342715496
2023	7.547188897585078