Year % of relevant age group 1974 14.2261600494385 1975 14.5174198150635 1976 15.6428003311157 1977 19.0099105834961 1978 21.512659072876 1979 23.05246925354 1980 23.7350807189941 1981 25.6470699310303 1982 22.3909606933594 1983 26.2495594024658 1984 25.5275096893311 1985 27.1595897674561 1986 27.5608196258545 1987 28.1212100982666 1988 22.7687702178955 1989 23.5348796844482 1990 25.3008899688721 1991 27.4751892089844 1992 30.1436500549316 1993 29.9740390777588 1994 32.2430191040039 1995 43.5127983093262 1996 52.8983192443848 1999 63.5181198120117 2000 62.1462707519531 2001 65.9078369140625 2002 68.2146987915039 2004 60.8752899169922 2005 61.2389297485352 2006 61.6938896179199 2007 62.5449104309082 2008 67.0817184448242 2009 69.0600280761719 2010 68.7801132202148 2011 70.4771575927734 2012 72.5350570678711 2013 76.9215698242188 2014 76.3059616088867 2019 79.8412704467773 2021 91.359001159668