Year % of relevant age group 1978 13.4879503250122 1979 14.6785001754761 1993 28.4469299316406 1994 32.453010559082 1998 54.606029510498 1999 58.3427391052246 2000 58.0487785339355 2001 57.3680114746094 2006 69.4710083007812 2008 74.8559265136719 2009 76.0515289306641 2010 81.4160003662109 2011 87.1650009155273 2012 97.6859970092773 2013 94.4315872192383 2014 89.9341735839844 2015 89.379997253418 2016 91.3870391845703 2017 90.4899978637695 2018 79.8919982910156 2019 69.6920013427734 2020 75.838996887207 2021 84.4980010986328 2022 70.75