Year	% of working-age population
1960	81.22471377151945
1961	82.59098890390432
1962	84.17238055398941
1963	86.02049822576868
1964	87.98129690274567
1965	89.5656391938969
1966	90.76394625853298
1967	91.81260047200465
1968	92.63940894127107
1969	93.23677035314539
1970	93.64687457551278
1971	93.95022504633307
1972	94.21200658019421
1973	94.46886014718244
1974	94.76109924452027
1975	95.10014978925001
1976	95.52104418703837
1977	96.04881609142495
1978	96.67878060152393
1979	97.39085651882554
1980	98.09344531325418
1981	98.8632552556793
1982	99.88538582931128
1983	100.97684576446223
1984	101.88210482147886
1985	102.55969199577248
1986	102.98108822864474
1987	103.15569637747555
1988	103.10831056228318
1989	102.86859485751307
1990	102.56495794765776
1991	102.36231280627021
1992	102.27282875641886
1993	102.19777342335068
1994	101.94059642418452
1995	101.40470371742722
1996	100.63809577931305
1997	99.67540041197658
1998	98.54542096210014
1999	98.23732311098726
2000	98.91861042551456
2001	99.7206958538284
2002	100.46184904564346
2003	99.867486520785
2004	97.8403330734743
2005	95.73058569046086
2006	93.77425547120109
2007	91.86179956645196
2008	89.93750924084742
2009	87.99592695437428
2010	86.08287192520649
2011	84.26312185651548
2012	82.56915478082762
2013	81.02997093241463
2014	79.67470067332786
2015	78.49720477839894
2016	77.4554240246553
2017	76.58761531381356
2018	75.97922650230427
2019	75.46445723665968
2020	74.8393477181195
2021	74.11625339331995
2022	73.35065236396481
2023	72.58298748883473