Year	% of working-age population
1960	88.89149772555369
1961	90.01408741381046
1962	91.05932821702669
1963	92.02908587714386
1964	92.74227729133075
1965	93.08476746718554
1966	93.18016176388348
1967	93.06434768458061
1968	92.70735201515194
1969	92.10454018359047
1970	91.24892718218705
1971	90.18042599530202
1972	88.91488685069528
1973	87.4252160174375
1974	85.74921610130434
1975	83.92190467669606
1976	81.95974245228003
1977	79.7833668397019
1978	77.42454375671518
1979	75.0317694130891
1980	72.67466878547715
1981	70.37108338005775
1982	68.06351585875845
1983	65.71683566841436
1984	63.407127845579424
1985	61.20380176971684
1986	59.13625254668633
1987	57.197215037789476
1988	55.38254645951657
1989	53.77396536530698
1990	52.10977623878292
1991	50.53815103445854
1992	49.23304451847284
1993	48.08889319498463
1994	47.186869155516426
1995	46.47209662408542
1996	45.83269179985919
1997	45.17548089992119
1998	44.54985735276749
1999	43.91680238001181
2000	43.17743111550512
2001	42.41997114004863
2002	41.7833138210657
2003	41.27356272093978
2004	40.90985319854586
2005	40.63162335193911
2006	40.31229144476489
2007	39.963820852270885
2008	39.65321993408229
2009	39.40145175263469
2010	39.149578978214045
2011	38.910944487776646
2012	38.80456668210656
2013	38.901170250899916
2014	39.19205750106352
2015	39.599025739584285
2016	40.05688678545031
2017	40.58217327626517
2018	41.2067813350911
2019	41.91309591090786
2020	42.6866166425371
2021	43.4966323903385
2022	44.36699828623033
2023	45.31358091492738