Year % of relevant age group 1970 79.6352767944336 1971 78.0419616699219 1972 77.2690277099609 1973 77.297737121582 1974 80.7284317016602 1975 82.9245834350586 1976 82.2461776733398 1977 82.5197219848633 1978 83.0000686645508 1979 82.4185028076172 1980 84.3986434936523 1981 84.9446487426758 1982 85.5808410644531 1983 85.6720733642578 1984 86.4585266113281 1985 86.7245864868164 1986 86.7368087768555 1987 86.2189865112305 1988 86.3996200561523 1989 85.8446884155273 1990 85.1950378417969 1991 84.3475494384766 1992 83.40283203125 1993 83.457763671875 1994 82.7623977661133 1995 84.4740219116211 1996 83.5972518920898 1997 83.5653381347656 1998 83.4139175415039 1999 83.2856903076172 2000 83.726188659668 2001 84.1860198974609 2002 84.8207397460938 2003 84.718620300293 2004 85.3340606689453 2005 86.2490997314453 2006 86.6080474853516 2007 87.5986175537109 2008 89.1700820922852 2009 89.7710113525391 2010 89.4230194091797 2011 88.6220397949219 2012 88.2379379272461 2013 88.2557373046875 2014 88.1174697875977 2015 87.8238372802734 2016 88.2876281738281 2017 88.1453094482422 2018 88.3897323608398 2019 87.8868713378906 2020 88.0618515014648 2021 88.9415664672852 2022 91.8127899169922