Year % of working-age population 1960 85.8302756915918 1961 86.14691975109393 1962 86.52389313578463 1963 87.01104917769851 1964 87.60229772032409 1965 88.1613245834992 1966 88.65183836727999 1967 89.1245488174077 1968 89.57581963851396 1969 90.02128062281874 1970 90.47638725055559 1971 90.94044934606235 1972 91.40287547508866 1973 91.79442285144316 1974 92.09310343937959 1975 92.37873260601947 1976 92.69119903094116 1977 92.96441614240129 1978 93.18470545998673 1979 93.42940288273361 1980 93.63380578009313 1981 93.8607482238104 1982 94.11166181724916 1983 94.3060749401557 1984 94.47280413976414 1985 94.61589572867352 1986 94.72159468069192 1987 94.82354051403051 1988 94.85303010262649 1989 94.80456039965362 1990 94.73986371557156 1991 94.63137409813598 1992 94.4841881897685 1993 94.33844186720518 1994 93.9297559829501 1995 93.39801193092593 1996 93.08867191763113 1997 92.77917651290875 1998 92.28393458833186 1999 91.72836303116915 2000 91.24393603573773 2001 90.79937080824381 2002 90.38019844229456 2003 89.9773101630705 2004 89.60174214764109 2005 89.29383428277917 2006 89.04493304471842 2007 88.81786761458929 2008 88.60992997396082 2009 88.41334102099297 2010 88.20379370015841 2011 87.97948212495308 2012 87.7632094224018 2013 87.5018673664056 2014 87.13449485559599 2015 86.68028937162278 2016 86.2039820616008 2017 85.68895210919246 2018 85.09877782740851 2019 84.45381051460008 2020 83.7255034060808 2021 82.93302603135186 2022 82.11313255219535 2023 81.25491735131207