Year % of relevant age group 1971 17.1836109161377 1972 19.9476108551025 1973 20.133960723877 1974 19.1403694152832 1975 23.4766407012939 1976 23.3415107727051 1977 22.8368797302246 1978 25.0718002319336 1979 26.5008201599121 1980 28.3808898925781 1981 29.4123497009277 1982 31.733980178833 1983 34.3420600891113 1984 28.1471405029297 1985 32.1196212768555 1986 29.3837604522705 1987 28.3940200805664 1988 26.2486190795898 1989 26.0814990997314 1990 18.2962799072266 1991 20.656810760498 1992 20.6472301483154 1993 22.5531692504883 1994 24.4139003753662 1995 28.9677696228027 1996 30.9827499389648 1997 33.3257713317871 1998 35.9575614929199 2000 36.3207397460938 2001 40.3337211608887 2002 42.2971992492676 2003 46.5348091125488 2004 50.4555587768555 2008 61.858570098877 2010 65.3145980834961 2011 70.1288681030273 2012 71.6108627319336 2013 76.898193359375 2014 77.3113479614258 2015 78.0327072143555 2016 77.419189453125 2019 61.7928314208984 2020 60.2596817016602 2021 70.7910232543945 2022 64.5733337402344