Year	% of working-age population
1960	91.0141608993031
1961	91.64113578248144
1962	92.180296028445
1963	92.63023690783875
1964	92.92256509110639
1965	93.0822257588563
1966	93.14684858074057
1967	93.12610156892968
1968	93.01900335413423
1969	92.81308376576322
1970	92.45319458313426
1971	92.10426458087426
1972	91.88291096754791
1973	91.63164032949894
1974	91.29632786973553
1975	90.86220812593707
1976	90.32602809671856
1977	89.67539190384157
1978	88.9095855621743
1979	88.0549111298881
1980	87.0098322210505
1981	85.84138039815224
1982	84.65475114572769
1983	83.42007518243943
1984	82.20093052099217
1985	81.0236163158606
1986	79.87475618007952
1987	78.74739095267388
1988	77.62692750225816
1989	76.51655818885384
1990	75.419017418287
1991	74.38213965285892
1992	73.36831905024039
1993	72.32042555458634
1994	71.28987974983646
1995	70.26872647092969
1996	69.20852721219939
1997	68.09562451063977
1998	66.94084262681812
1999	65.7985081427913
2000	64.73282961705841
2001	63.74430635823435
2002	62.834770487262205
2003	62.01168137762486
2004	61.28645992552953
2005	60.68606770706968
2006	60.191727207114674
2007	59.77594910657403
2008	59.36966011868057
2009	58.97668693205339
2010	58.64395909911057
2011	58.35124591991083
2012	58.07738258061952
2013	57.79576111422092
2014	57.46252931482472
2015	57.02340038471723
2016	56.49434790660117
2017	55.91727675978838
2018	55.1278031520903
2019	54.323025859289054
2020	53.674518344156766
2021	53.023864082031444
2022	52.48198899465281
2023	52.10316569157142