Year	% of working-age population
1960	5.567066887127184
1961	5.570564390769471
1962	5.577968488705508
1963	5.59353188250698
1964	5.618056420595704
1965	5.6456359377910195
1966	5.676141838405733
1967	5.712385324054987
1968	5.751677603374896
1969	5.791856867450213
1970	5.8309413938461025
1971	5.841167029708593
1972	5.854038907926717
1973	5.895202633818527
1974	5.931486015224814
1975	5.958110453243402
1976	5.98996917892093
1977	6.029502159060287
1978	6.06331514369865
1979	6.092811797061032
1980	6.124274854516382
1981	6.15386745767344
1982	6.1704489000096805
1983	6.170449582480235
1984	6.163601414731796
1985	6.158502801459715
1986	6.152195042829986
1987	6.1495209357326095
1988	6.137848411417354
1989	6.114462995404432
1990	6.093965539811783
1991	6.074881384117865
1992	6.04874950443495
1993	6.0152924094308835
1994	5.973136628065733
1995	5.934233045960215
1996	5.910828536052586
1997	5.897354825880987
1998	5.890042110167074
1999	5.892972223711035
2000	5.903113125339108
2001	5.910597963978914
2002	5.916361828109566
2003	5.919617541696308
2004	5.920046839257887
2005	5.918935769951516
2006	5.920793489579607
2007	5.925288556077009
2008	5.9279372600332305
2009	5.932554297914169
2010	5.943153502640692
2011	5.957511894728634
2012	5.974154190439629
2013	5.9840327706402885
2014	5.9907961773537775
2015	6.013600285438858
2016	6.050515970881345
2017	6.097794778359827
2018	6.159583662325619
2019	6.231275775998695
2020	6.28459945231765
2021	6.314257630044074
2022	6.34981444054401
2023	6.405350909179066