Year % of primary school age 1970 42.6267013549805 1971 42.9291610717773 1972 41.2148513793945 1973 37.8059387207031 1974 37.990478515625 1975 36.7556381225586 1976 36.3644599914551 1977 34.7255783081055 1978 37.0006217956543 1979 36.9461097717285 1980 35.9688491821289 1981 34.7380485534668 1982 34.6586990356445 1983 33.1344108581543 1984 31.9865608215332 1985 31.9021492004395 1986 30.3990001678467 1987 31.5724506378174 1988 29.3059902191162 1989 27.0699195861816 1990 26.9055995941162 1991 26.6729793548584 1992 26.0697994232178 1993 24.6089096069336 1994 23.3505191802979 1995 23.0982894897461 1996 22.8761596679688 1997 22.8085803985596 1998 23.5245494842529 1999 22.7861499786377 2000 21.0681495666504 2001 21.0179996490479 2002 20.293529510498 2003 16.0383892059326 2004 13.347339630127 2005 11.4170904159546 2006 10.5438604354858 2007 8.60764026641846 2008 8.72288036346436 2009 9.5546703338623 2010 9.05136 2011 9.74141 2012 8.94071 2013 7.86379 2014 7.4197 2015 7.78734 2016 7.35646 2017 7.50578 2018 7.08499