Year % of relevant age group 1988 56.3084487915039 1989 56.7336082458496 1990 56.8433113098145 1991 57.8363304138184 1992 60.4609985351562 1993 61.5971488952637 1994 60.4299812316895 1995 61.1145401000977 1996 61.8888282775879 1997 63.8398208618164 1998 66.4452133178711 1999 68.8301010131836 2000 71.4283065795898 2001 74.537956237793 2002 77.9313430786133 2003 80.3214111328125 2004 82.5957565307617 2005 84.8914108276367 2006 85.5047073364258 2007 87.9868927001953 2008 87.3559112548828 2009 88.3389511108398 2010 89.1777877807617 2011 90.7132720947266 2012 89.4586715698242 2013 87.3676986694336 2014 84.4746627807617 2015 84.634147644043 2016 87.3282165527344 2017 86.5547409057617 2018 85.7423477172852 2019 87.6462783813477 2020 90.4752883911133 2021 90.59326171875 2022 90.5860290527344