Year	% of working-age population
1960	94.46768804743701
1961	94.83466228893059
1962	95.19650655021834
1963	95.36019536019536
1964	95.41202792678654
1965	95.52023878096037
1966	95.57978750444818
1967	95.5881627620222
1968	95.47768721466645
1969	95.14621506570424
1970	94.61677811822065
1971	93.96695107463009
1972	93.2146505180213
1973	92.38796067314073
1974	91.51658492138883
1975	90.63013903423531
1976	89.7762484686892
1977	88.96301315126561
1978	89.0036390592358
1979	91.48363962348722
1980	93.37021095527224
1981	93.12564901349948
1982	92.99438552713661
1983	92.97786168884558
1984	93.07376683614308
1985	93.22717837806454
1986	93.42989144298632
1987	93.63430089377127
1988	93.79177186989455
1989	93.90414207419899
1990	93.97433919572148
1991	94.01929179785006
1992	94.06221700075874
1993	94.0512857245183
1994	93.87957024293148
1995	93.52434750059551
1996	92.94541197778048
1997	92.11849114968209
1998	91.09582607061967
1999	89.86992989991491
2000	88.35770252910085
2001	86.68245771945615
2002	84.98773612534778
2003	83.27791730041385
2004	81.60848786409842
2005	79.99950375081674
2006	78.45832399372378
2007	77.04593913549137
2008	75.82179735762277
2009	74.8132913238812
2010	74.40173369333523
2011	74.60429955114576
2012	74.98622889280298
2013	75.47408512225005
2014	76.0293983383548
2015	76.55760006642353
2016	76.89468227299415
2017	77.05118038187031
2018	77.12803036170706
2019	77.1005689950082
2020	76.8997633277145
2021	76.48747145061301
2022	75.84102467508005
2023	74.93985733112984