Year % of female lower secondary school age 1976 20.8122692108154 1977 20.4862403869629 1978 18.36376953125 1979 18.5597896575928 1980 18.7519302368164 1981 20.1480598449707 1982 20.2312507629395 1983 17.86203956604 1984 20.9052104949951 1985 19.2401294708252 1986 20.4307804107666 1987 19.383659362793 1988 19.0305404663086 1989 20.6075496673584 1990 20.6209392547607 1991 20.1709594726563 1992 20.492359161377 1993 20.8023109436035 1994 21.5385303497314 1995 21.0083694458008 1996 21.1209506988525 1997 21.3351497650146 1998 21.3441104888916 1999 20.4611701965332 2000 21.0269794464111 2001 21.1034202575684 2002 19.8125305175781 2003 20.0859794616699 2004 18.3391704559326 2005 17.7652206420898 2006 17.3230991363525 2007 17.0667705535889 2008 16.5313301086426 2009 16.3950290679932 2010 16.10401 2011 15.71077 2012 15.56007 2013 15.62978 2014 15.42538 2015 15.94658 2016 16.11996 2017 16.08205