Year	% of working-age population
1960	73.20645873815614
1961	73.93457963115607
1962	74.71855011770064
1963	75.54541509633816
1964	76.61537285874668
1965	77.40448639965625
1966	77.74393713736498
1967	78.17743284657021
1968	78.66344295533824
1969	79.21165715625692
1970	79.84084542258373
1971	80.54699835480915
1972	81.46013268460042
1973	82.51093454598717
1974	83.57382795245505
1975	84.7628070109452
1976	86.1314984212255
1977	87.61968526603215
1978	89.09061851018268
1979	90.09935084325811
1980	93.77581861679786
1981	97.29154203046492
1982	93.51845975282667
1983	90.42964348904843
1984	93.17170709766997
1985	96.12647910417736
1986	95.76734798833652
1987	94.79589363511919
1988	94.31018458995317
1989	94.1607776264599
1990	95.1851466430789
1991	94.91648215463755
1992	94.10412205678278
1993	96.57713984296569
1994	99.01759007711095
1995	97.89478803608544
1996	97.39140344943435
1997	98.85428577402773
1998	99.8297881885714
1999	100.20327617568101
2000	100.73869205993557
2001	101.55759875188221
2002	101.9274794061225
2003	101.09869503156197
2004	99.53631618268453
2005	98.83628488515733
2006	98.906807917278
2007	99.06798932747456
2008	98.89067392554392
2009	98.70254393716318
2010	98.85907853517736
2011	98.6894580786876
2012	98.37969199128058
2013	97.93981437569494
2014	97.42021039018032
2015	97.45681066650855
2016	97.40256386995988
2017	96.94258125707384
2018	96.36650475210836
2019	95.83669929766884
2020	95.34621643110694
2021	94.71219352845364
2022	94.1103381415954
2023	93.50525773698168