Year % of relevant age group 1999 64.7026596069336 2000 67.2156066894531 2001 70.9165420532227 2002 72.2533111572266 2003 74.701301574707 2004 81.9380722045898 2006 86.9432678222656 2007 91.1168518066406 2008 89.0151062011719 2009 97.2373123168945 2010 89.3595275878906 2011 92.8228607177734 2012 88.5879135131836 2013 89.2033767700195 2014 86.7409591674805 2015 86.2917404174805 2016 89.2202377319336 2017 86.9213333129883 2018 90.43994140625 2019 92.7640991210938 2020 93.4634323120117 2021 93.1630172729492 2022 94.655143737793