Year	% of working-age population
1960	78.14448356902103
1961	78.23521218551338
1962	78.23356050248002
1963	78.0700844645421
1964	77.95175023269316
1965	77.92234328217074
1966	77.87559128651137
1967	77.8478963295921
1968	77.86159752268252
1969	77.92546545181926
1970	78.02164235853006
1971	78.19817009889367
1972	78.4153587719019
1973	78.59521945803918
1974	78.81639442146117
1975	79.08546886869577
1976	79.370453657701
1977	79.5898412670201
1978	79.73043036862268
1979	79.87122178771543
1980	79.96522385943638
1981	80.05925458556686
1982	80.1866202162642
1983	80.28375798133266
1984	80.43874074851465
1985	80.6913019650826
1986	80.99694744871152
1987	81.42780489253646
1988	81.93071339560261
1989	82.28522375051105
1990	82.37199535008601
1991	82.23884568063123
1992	81.83530387653126
1993	81.57921990813016
1994	81.5553493545361
1995	81.56339131057656
1996	81.58136512329204
1997	81.38854580238045
1998	81.01533358809382
1999	80.50004384814949
2000	79.905481771563
2001	79.2019160964597
2002	78.37397617176451
2003	77.49214316492494
2004	76.56231274941989
2005	75.58178884128796
2006	74.54333459814148
2007	73.41515297006346
2008	72.11658846098831
2009	70.67636918717403
2010	69.16536779324551
2011	67.77389706244303
2012	66.67131155338835
2013	65.74856378066863
2014	64.78570350628804
2015	63.62740682355591
2016	62.24426214902194
2017	60.79932310459015
2018	59.44124027483658
2019	58.18099924098349
2020	56.63100774060222
2021	54.89599685370453
2022	53.778676773335775
2023	53.17456087717133