Year % of relevant age group 1974 68.1866683959961 1976 68.3424224853516 1977 66.1832962036133 1978 63.9626808166504 1979 65.843132019043 1980 67.5107803344727 1985 86.084098815918 1986 83.3473587036133 1987 86.2849884033203 1988 87.7242736816406 1989 91.8950271606445 1990 93.0547103881836 1991 94.2175903320312 1992 93.7820663452148 1993 93.2176818847656 1994 91.5084228515625 1995 92.5979995727539 1996 93.2052612304688 1997 95.4416122436523 1998 98.5444869995117 1999 98.7555770874023 2000 95.4369430541992 2001 95.0237731933594 2002 94.5465927124023 2003 92.9462966918945 2004 93.9083862304688 2005 93.6424331665039 2006 96.0156402587891 2007 98.7021331787109 2008 100.438407897949 2009 101.339370727539 2010 101.25 2011 99.6613388061523 2012 99.5150604248047 2013 101.055030822754 2014 100.513740539551 2015 100.346336364746 2016 102.825462341309 2018 100.795379638672 2020 100.729499816895 2021 100.580467224121