Year % of working-age population 1960 82.72674080988817 1961 83.40301752362419 1962 84.21892197188379 1963 85.17025439461943 1964 86.23268301100454 1965 87.2395074633807 1966 88.12303657875583 1967 88.89082689638909 1968 89.52276434200076 1969 90.02721948112124 1970 90.42605763018858 1971 90.79751873747638 1972 91.1266695808206 1973 91.35407467643643 1974 91.50242195445543 1975 91.57217300301707 1976 91.58734168916631 1977 91.5580808091025 1978 91.54915390446568 1979 91.48222547424226 1980 90.98538136482668 1981 90.4121888718346 1982 90.27265775636673 1983 90.51356700509714 1984 90.96846789923268 1985 91.29759347088938 1986 91.45844112393335 1987 91.5987897423024 1988 91.701482714611 1989 91.73022006915502 1990 91.6593541527141 1991 91.52795874595711 1992 91.63183218414156 1993 91.61026279249063 1994 91.23022137230805 1995 90.67462258562547 1996 89.89187570844982 1997 89.00176108432983 1998 88.02330989495937 1999 87.04374800376691 2000 85.9861486658311 2001 84.96386747980527 2002 84.2595845937291 2003 83.70354310478808 2004 83.09477838444357 2005 82.50166086558363 2006 81.93975578171444 2007 81.42134683132757 2008 80.98542167313661 2009 80.57146317823629 2010 80.14823238618031 2011 79.79772898714194 2012 79.57699347898595 2013 79.4030414995936 2014 79.15498030115883 2015 78.8544364582613 2016 78.52287826356948 2017 78.05857948344088 2018 77.48904457854238 2019 76.89838877534736 2020 76.22250209026193 2021 75.46182324255044 2022 74.62435548018914 2023 73.71080040688962