Year % of working-age population 1960 82.72287905799973 1961 83.43760988035295 1962 84.3071349535861 1963 85.41611129843541 1964 86.73001919809892 1965 87.8812944157399 1966 88.83048584827105 1967 89.73517663572517 1968 90.56177767153237 1969 91.40941422831243 1970 92.06483263733786 1971 92.82096828683247 1972 93.73922143416917 1973 94.33819773279991 1974 94.7024033057966 1975 94.60943473645132 1976 94.24485991076902 1977 94.02998476372046 1978 93.96302918969943 1979 94.04709260384573 1980 94.24245289121316 1981 94.39823574382788 1982 94.35771520824092 1983 94.04012544160973 1984 93.47998891589675 1985 92.73792782607853 1986 91.79487162472545 1987 90.599457374273 1988 89.25160836668587 1989 87.89900426689022 1990 86.51502978544087 1991 84.92919954954556 1992 83.21554680426635 1993 81.49482226818336 1994 79.7214520835482 1995 77.91080962635893 1996 76.06498377554341 1997 74.25907047845999 1998 72.60113677024782 1999 71.09289714110936 2000 69.6918052448483 2001 68.50638825884258 2002 67.52426195063735 2003 66.62709945824638 2004 65.72782584087993 2005 64.81457484720838 2006 64.06675762287166 2007 63.38867514730787 2008 62.752687991530046 2009 61.96239275333299 2010 60.84629672208188 2011 59.600788620885226 2012 58.21434201854488 2013 56.73103955260863 2014 55.256359054277645 2015 53.86646547332271 2016 52.54654414958674 2017 51.29175908852759 2018 50.18933693964986 2019 49.25527743791589 2020 48.401290979303 2021 47.66707236773584 2022 47.08819054070134 2023 46.61569371646939