Year	% of working-age population
1960	84.62351606995323
1961	84.92041679667626
1962	84.72796630190838
1963	84.31483962695795
1964	84.07088629819036
1965	84.10269521933473
1966	84.22187836768198
1967	84.24301210963911
1968	84.12292018618665
1969	83.93172810726183
1970	83.72160044386463
1971	83.56539918179196
1972	83.4761804672549
1973	83.38442910070148
1974	83.30886500597138
1975	83.28949262925012
1976	83.33834809253958
1977	83.35090598329528
1978	83.32159298273895
1979	83.35030111066976
1980	83.3873802514238
1981	83.37780389472837
1982	83.35466699065978
1983	83.3586498413112
1984	83.39343096871018
1985	83.46483716546604
1986	83.5653700811186
1987	83.64224589277548
1988	83.64479604241241
1989	83.48816102202463
1990	83.07708508677348
1991	82.48670611934321
1992	81.78621774070405
1993	80.89418823532046
1994	79.74468896327812
1995	78.44428243309505
1996	77.07950172005489
1997	75.63489636374194
1998	74.12168678569856
1999	72.56393198173832
2000	70.96348807878935
2001	69.3539965821086
2002	67.72390059766798
2003	66.11290175680328
2004	64.62280642518498
2005	63.332577968305195
2006	62.269872384879385
2007	61.35371141332017
2008	60.599492278658396
2009	60.069285735748366
2010	59.80493274971683
2011	59.73152727941542
2012	59.871909555906264
2013	60.15666447562549
2014	60.47866537644443
2015	60.87999020138686
2016	61.12221205888238
2017	61.1901491465216
2018	61.23802567032186
2019	61.218772780909845
2020	61.07960629204502
2021	60.83767999318507
2022	60.50015440479536
2023	60.084623013052266