Year % of lower secondary school age 1999 17.8166904449463 2000 15.6922903060913 2002 7.05487012863159 2004 6.54603004455566 2005 6.51705980300903 2007 6.24138021469116 2008 4.11660003662109 2009 8.80618953704834 2010 7.98470020294189 2011 6.92389011383057 2012 6.6782398223877 2013 2.31149005889893 2014 2.04702997207642 2015 1.8687299489975 2016 5.16358995437622 2017 7.40190982818604 2018 10.0089101791382 2019 4.98450994491577 2020 8.30340957641602 2021 16.2324199676514 2022 11.241189956665