Year % of primary school age 1973 30.946439743042 1974 25.7839508056641 1975 22.0813598632812 1976 21.6663398742676 1977 23.0478992462158 1978 22.1944007873535 1979 22.1093997955322 1980 20.9016799926758 1981 20.5045700073242 1982 20.5704193115234 1983 20.3737297058105 1984 18.3233795166016 1985 17.0719699859619 1986 15.3222904205322 1987 13.8586502075195 1988 12.8621397018433 1989 12.5692596435547 1990 13.0479297637939 1991 12.3351097106934 1992 12.0265798568726 1993 12.7318000793457 1994 12.7009000778198 1995 12.1007699966431 1996 12.0705900192261 1997 11.2436895370483 1999 6.46365976333618 2000 5.27274990081787 2001 2.9766800403595 2002 1.37446999549866 2003 0.937269985675812 2004 0.659929990768433 2005 0.508390009403229 2006 1.01899003982544 2007 1.53523004055023 2008 1.0902099609375 2009 1.08855998516083 2010 1.05288004875183 2011 0.789669990539551 2012 0.6214200258255 2013 0.427540004253387 2014 0.422010004520416 2015 0.349510014057159 2016 0.411570012569427 2017 0.239820003509521 2018 0.127820000052452 2019 0.123769998550415 2020 0.301530003547668 2021 0.196449995040894 2022 0.628679990768433 2023 0.975709974765778