Year	% of working-age population
1960	6.434151091365083
1961	6.522353519731984
1962	6.603785417275337
1963	6.679624798994283
1964	6.716133112931259
1965	6.726308745205177
1966	6.749654961668004
1967	6.77994134157371
1968	6.821957254369774
1969	6.882065690841063
1970	6.955946515520115
1971	7.043890772078382
1972	7.142258244829513
1973	7.229879949110007
1974	7.277854217955839
1975	7.276311898785146
1976	7.231830403003721
1977	7.146942805910444
1978	7.0321571899891175
1979	6.903781969352661
1980	6.7713492906755475
1981	6.631203295713495
1982	6.48224536743575
1983	6.333140632876014
1984	6.1952170572684135
1985	6.071754489014204
1986	5.961668005478447
1987	5.869008274657177
1988	5.792223899763504
1989	5.723513533172234
1990	5.6610645562622315
1991	5.605956981454338
1992	5.557363351595887
1993	5.5171847621989425
1994	5.487439541717644
1995	5.46671951008997
1996	5.454830850470098
1997	5.451323731804955
1998	5.45158578355392
1999	5.448075222781085
2000	5.437183719415219
2001	5.421875245985827
2002	5.400722857760032
2003	5.371158438320698
2004	5.333160909030942
2005	5.285605211403813
2006	5.2324449603488015
2007	5.178061722955499
2008	5.123678746421453
2009	5.072482794069991
2010	5.025822495482627
2011	4.987286366184718
2012	4.95948031584395
2013	4.951544601069896
2014	5.013255394203865
2015	5.127329360487124
2016	5.242528217007382
2017	5.359046587568483
2018	5.47467204598984
2019	5.592080204944826
2020	5.691680227367544
2021	5.759051109163728
2022	5.81538744314252
2023	5.884156788740751