Year	% of working-age population
1960	7.033954115306781
1961	7.074868413598977
1962	7.130796944810091
1963	7.1776715714023815
1964	7.211837725787571
1965	7.237056923413012
1966	7.243756909790344
1967	7.229988965177998
1968	7.210149252944333
1969	7.183742608621733
1970	7.152542297495894
1971	7.12130976597637
1972	7.091153306609176
1973	7.05649881429271
1974	7.013350968953131
1975	6.982998702875166
1976	6.979486850866431
1977	6.95124373999186
1978	6.883528325601163
1979	6.815544675688688
1980	6.754157930104408
1981	6.664568465775995
1982	6.5769234905917475
1983	6.524771083714527
1984	6.489171011735781
1985	6.4706673093342095
1986	6.471514373036941
1987	6.490675967105009
1988	6.520507341762765
1989	6.551332657635148
1990	6.5351131170874375
1991	6.537724630755557
1992	6.568433936491553
1993	6.6212925704689605
1994	6.667249736314361
1995	6.686532789923005
1996	6.729924297076234
1997	6.794734209865822
1998	6.8242747578110485
1999	6.819542487616609
2000	6.805331252958775
2001	6.785982946551411
2002	6.779090371846143
2003	6.768208240214803
2004	6.739114106889401
2005	6.708066587250549
2006	6.6770452679437815
2007	6.652934687162039
2008	6.652968865195939
2009	6.679140674165807
2010	6.72900434030751
2011	6.822452163552251
2012	6.95378916719782
2013	7.104075168701453
2014	7.27124080291706
2015	7.453151838080043
2016	7.652020040800967
2017	7.872170070166524
2018	8.102161674768551
2019	8.331736282946418
2020	8.543662659089275
2021	8.720717431520521
2022	8.88516785887814
2023	9.078987257679305