Year	% of working-age population
1960	5.814363136176716
1961	5.801705084175731
1962	5.799672618056206
1963	5.805523441346499
1964	5.820297617718823
1965	5.838318554156127
1966	5.8594960877011415
1967	5.886524501029136
1968	5.916943152119516
1969	5.9477976606679865
1970	5.976622622758872
1971	5.978081320843897
1972	5.981244023887572
1973	6.01093336947958
1974	6.038303311728501
1975	6.060270068372731
1976	6.090220485588833
1977	6.128419475617722
1978	6.162331050814922
1979	6.1932859664184114
1980	6.219675917362389
1981	6.238784661518795
1982	6.249380966972873
1983	6.248753391298916
1984	6.246914634215465
1985	6.251780267831531
1986	6.257680136644006
1987	6.267195903598428
1988	6.26782887519318
1989	6.256719788360098
1990	6.2473385025376205
1991	6.23845310517316
1992	6.22227370329367
1993	6.1981556766405435
1994	6.164195247915858
1995	6.131249218505557
1996	6.1106496753780375
1997	6.097562161937106
1998	6.0895955439184775
1999	6.0906049214297475
2000	6.095203704530099
2001	6.09529590293025
2002	6.094804249698508
2003	6.092749785799206
2004	6.087586620073356
2005	6.080071177448372
2006	6.072576366370626
2007	6.0659918978076295
2008	6.061873132094671
2009	6.062377793676585
2010	6.068456975278137
2011	6.081236899054939
2012	6.104288384250797
2013	6.132472279094507
2014	6.161854827595511
2015	6.202195045858926
2016	6.251285147492259
2017	6.309575042524987
2018	6.381409240735265
2019	6.460613277438971
2020	6.521739888232365
2021	6.56255316112447
2022	6.608433715458035
2023	6.671320968813154