Year	% of working-age population
1960	5.326914718667243
1961	5.285092525041817
1962	5.254057548326282
1963	5.234976075546468
1964	5.229956035963374
1965	5.21748537759805
1966	5.192809626947522
1967	5.17133410326836
1968	5.152896754321413
1969	5.137588917593692
1970	5.126358101531485
1971	5.11995572506868
1972	5.118055128532915
1973	5.123797734484757
1974	5.139296510082769
1975	5.1672155670743365
1976	5.2105516484986385
1977	5.272298624189744
1978	5.348454038824676
1979	5.429801353574472
1980	5.512729598623786
1981	5.593661305581835
1982	5.671114522186839
1983	5.744602894339977
1984	5.814766977103818
1985	5.879662843221362
1986	5.937188497144687
1987	5.989653303438244
1988	6.0390292914852255
1989	6.085965818563055
1990	6.128956399917958
1991	6.165281582459451
1992	6.193783020585503
1993	6.21551750939263
1994	6.232761279507859
1995	6.248057853153687
1996	6.261555199574863
1997	6.2711203189825895
1998	6.273313275164782
1999	6.266494339029048
2000	6.251041059586038
2001	6.232501981051672
2002	6.214758819241063
2003	6.197607058348242
2004	6.177722907265286
2005	6.1517553840277
2006	6.123502528807853
2007	6.09658362522415
2008	6.073082295028244
2009	6.055754888269332
2010	6.044633186932712
2011	6.0355107884191295
2012	6.016318647736606
2013	5.977624598486065
2014	5.90485714602422
2015	5.854758391629746
2016	5.849389618896425
2017	5.841602501889305
2018	5.830789783585002
2019	5.821508630467628
2020	5.7943866878961
2021	5.732384999783779
2022	5.665120506971684
2023	5.626726640904253