Year	% of working-age population
1960	7.210264022903192
1961	7.211200840121677
1962	7.235829542426847
1963	7.273055497658887
1964	7.317374677049046
1965	7.337313885734188
1966	7.32967215480414
1967	7.3214345999248716
1968	7.311830792067983
1969	7.303724909041954
1970	7.296872528358499
1971	7.286519171642893
1972	7.27707373357173
1973	7.26879340231466
1974	7.258437664271737
1975	7.253450934667319
1976	7.263198921871449
1977	7.2865576351635335
1978	7.313262870128752
1979	7.317383752160045
1980	7.4875358401665535
1981	7.668479092030209
1982	7.4382392703909295
1983	7.2142116288055975
1984	7.294813880496319
1985	7.400672989583944
1986	7.333916930290586
1987	7.216435520406826
1988	7.105482597116356
1989	7.000830454884236
1990	6.943649513502264
1991	6.814636856288944
1992	6.64397036804886
1993	6.609551250419873
1994	6.57616545798813
1995	6.394547978459758
1996	6.230084080952095
1997	6.139887021566709
1998	6.0350421630732765
1999	5.910528528385845
2000	5.793431292135955
2001	5.6886880103608535
2002	5.575366654012293
2003	5.429987414739577
2004	5.261317977472797
2005	5.11169936489791
2006	4.983419287364728
2007	4.864237967876299
2008	4.745327091657881
2009	4.633556877940966
2010	4.536343552071791
2011	4.440004749356033
2012	4.346055639925902
2013	4.255149890371879
2014	4.153705713052471
2015	4.0956548895694915
2016	4.0853798548577265
2017	4.074906039658552
2018	4.068385865650308
2019	4.068002127607618
2020	4.053059249543242
2021	4.014938769022945
2022	3.978196902282722
2023	3.9610766388207956