Year % of working-age population 1960 72.84335845614709 1961 72.88644175925081 1962 72.84103740745593 1963 72.63833368398906 1964 72.47827321048644 1965 72.40357455514072 1966 72.31101976772983 1967 72.23642354398501 1968 72.20305896585576 1969 72.21893319842356 1970 72.2661107266239 1971 72.38989682116338 1972 72.55358624272911 1973 72.68443293922911 1974 72.8585123240303 1975 73.08076382997302 1976 73.31746182399085 1977 73.49470515675446 1978 73.59911250014335 1979 73.70228507553769 1980 73.76047561153854 1981 73.81890809157593 1982 73.91250912527532 1983 73.98435018033047 1984 74.11609373975325 1985 74.34228038584679 1986 74.61917275870172 1987 75.01347378008336 1988 75.47691015030941 1989 75.798676430907 1990 75.86465381122628 1991 75.71898499516266 1992 75.31426379089655 1993 75.05111872068342 1994 75.00714525684481 1995 74.98827865543154 1996 74.97028497888746 1997 74.74114815353143 1998 74.3293674394707 1999 73.77326671405108 2000 73.13446633607629 2001 72.38391151086833 2002 71.49376170764631 2003 70.53174230479371 2004 69.5141576291297 2005 68.41331239052487 2006 67.21531696937048 2007 65.91168579057535 2008 64.43777388688005 2009 62.8307584155247 2010 61.16738420781675 2011 59.61377249340876 2012 58.30816760133578 2013 57.145152205502015 2014 55.95474921161247 2015 54.61998708063933 2016 53.10451032676329 2017 51.55287132825319 2018 50.093595137214145 2019 48.73404440040851 2020 47.17081012866705 2021 45.52677370679329 2022 44.41782204046094 2023 43.72155206053175