Year % of male lower secondary school age 1981 26.5837993621826 1982 27.498420715332 1983 23.9077606201172 1984 28.3738403320313 1985 25.8252391815186 1986 26.9639492034912 1987 25.1788597106934 1988 24.4026508331299 1989 26.1391296386719 1990 26.122709274292 1991 25.3993797302246 1992 25.5427894592285 1993 25.530460357666 1994 25.7266502380371 1995 24.51828956604 1996 24.3388996124268 1997 24.1311798095703 1998 23.7017803192139 1999 22.8128509521484 2000 23.0755100250244 2001 22.1529102325439 2002 20.9403495788574 2003 20.6900501251221 2004 19.5769596099854 2005 18.8707008361816 2006 18.9738292694092 2007 18.6589202880859 2008 17.9504203796387 2009 18.1575298309326 2010 18.09259 2011 17.32427 2012 17.17912 2013 17.0449 2014 16.87449 2015 17.39651 2016 17.64226 2017 17.50082