Year % of working-age population 1960 5.7026179575428415 1961 5.708152938242777 1962 5.7147432557460665 1963 5.725136932997962 1964 5.738306263361178 1965 5.749037186204522 1966 5.7565829030704325 1967 5.7614469010403 1968 5.765592958591895 1969 5.772847738891045 1970 5.782556673163199 1971 5.79711802163742 1972 5.817012529954449 1973 5.8384866303572 1974 5.857933030541994 1975 5.875199379591553 1976 5.8946089448524335 1977 5.911309703454708 1978 5.921556086471621 1979 5.930437341450888 1980 5.939791068030264 1981 5.951873097941538 1982 5.961761566764408 1983 5.9629435399778945 1984 5.961318253648036 1985 5.958502391081661 1986 5.953595444021253 1987 5.951377604266104 1988 5.9339174827955645 1989 5.904024846553067 1990 5.876921733892599 1991 5.846382225759474 1992 5.809993010336479 1993 5.769948109319346 1994 5.715949389231391 1995 5.665395903024784 1996 5.636486263479846 1997 5.609007332224765 1998 5.570347386729899 1999 5.531992290962659 2000 5.501360856440666 2001 5.472752002066286 2002 5.446592401255431 2003 5.421738597190632 2004 5.396051292629318 2005 5.370253748616716 2006 5.347498641261196 2007 5.330163690686026 2008 5.312518337953156 2009 5.296705514411869 2010 5.290109904659146 2011 5.287799623911608 2012 5.286863864853778 2013 5.2810595591752225 2014 5.265953407849853 2015 5.255580301418176 2016 5.254199546029931 2017 5.257970746267527 2018 5.268834742924233 2019 5.281493753457722 2020 5.271140996414878 2021 5.232666149758716 2022 5.195248527673372 2023 5.177499792681177