Year % of working-age population 1960 88.91804326426309 1961 89.81435502629779 1962 90.5860338269187 1963 91.30880204440378 1964 91.94726048205294 1965 92.51582004868807 1966 93.02800462503558 1967 93.4249401734825 1968 93.64215306326015 1969 93.74359840539236 1970 93.8272928959332 1971 93.89849464017423 1972 93.97090695372597 1973 94.00588947509884 1974 93.90367663030639 1975 93.93362603454251 1976 94.09284166902503 1977 93.9305082781338 1978 93.52192742071101 1979 93.07292190146758 1980 92.58596472423841 1981 92.09666119830305 1982 91.60997609914284 1983 91.12946150122217 1984 90.67185540478627 1985 90.21031363281364 1986 89.75493009875382 1987 89.29781488983797 1988 88.76293151564364 1989 88.1289918590314 1990 87.54191319438615 1991 86.61371861126158 1992 85.54239081768664 1993 84.41970843934962 1994 83.18025270853492 1995 81.82687296365293 1996 80.38423166949158 1997 78.8568545189777 1998 77.30108225823867 1999 75.75613624726738 2000 74.24339394131545 2001 72.794770880145 2002 71.4258027926986 2003 70.13066792798988 2004 68.90535760132543 2005 67.64841209729364 2006 66.2407449358691 2007 64.79893444947783 2008 63.652669182655494 2009 62.80912494702658 2010 62.25152466931784 2011 62.06925981217237 2012 62.11525974867511 2013 62.32520363282241 2014 62.5876568717821 2015 62.7380176309111 2016 62.706448729660096 2017 62.56358131390337 2018 62.36728813082179 2019 62.13616425249487 2020 62.01212618516507 2021 61.83478638721381 2022 61.39866438217804 2023 60.82177496036037