Year % of relevant age group 1975 85.3122634887695 1976 83.987678527832 1977 86.1457214355469 1978 84.975830078125 1979 88.1222991943359 1983 83.3985214233398 2010 89.5906829833984 2011 84.543098449707 2012 85.4717636108398 2013 84.7518920898438 2014 83.8280487060547 2015 82.6281433105469 2016 81.5573806762695 2017 82.5550384521484 2018 75.9135665893555 2019 79.213996887207 2020 79.2642135620117 2021 79.0376968383789