Year	% of working-age population
1960	74.62152032608228
1961	74.92900949270104
1962	75.3022513937054
1963	75.85031857153804
1964	76.65794959576164
1965	77.38735676303244
1966	77.91557783521974
1967	78.43187125958691
1968	78.93145979535846
1969	79.42389445808149
1970	79.88823361227385
1971	80.36518613740893
1972	80.86930439704108
1973	81.36265273938304
1974	81.86828347046416
1975	82.39824742783497
1976	82.89648349299836
1977	83.36985069913226
1978	83.9028896789123
1979	84.47638410559492
1980	85.1017032009078
1981	85.757249971824
1982	86.36997121229658
1983	87.02732400182167
1984	87.7595250464113
1985	88.41051954493066
1986	88.8845144385912
1987	89.14261374824355
1988	89.07651426634911
1989	88.86380146837851
1990	88.65654840481359
1991	88.35047460790942
1992	87.92440629180182
1993	87.40984047372324
1994	86.87064891501564
1995	86.30032355883992
1996	85.74630958344174
1997	85.2493762286147
1998	84.73670949789971
1999	84.30838662451697
2000	84.04361448839478
2001	83.91560636829038
2002	83.83047545919554
2003	83.71894482860222
2004	83.61162926548177
2005	83.56134856820081
2006	83.58023569489757
2007	83.6106327492214
2008	83.63996645600093
2009	83.66873749133578
2010	83.70313868308753
2011	83.75954703668327
2012	83.8412336367574
2013	83.85286418295985
2014	83.69078491262451
2015	83.39774735750363
2016	82.99723828709693
2017	82.4827191631819
2018	81.89625988665512
2019	81.2607072183158
2020	80.54363981628128
2021	79.77336133101078
2022	78.95939976715279
2023	78.06407133637093