translate English to French: In the field of basic education, for example, the percentage of female students as a proportion of all students in basic education rose from 31.6 per cent in the 1969/70 academic year to 49 per cent in 1998/99.
Ainsi, dans le domaine de l'éducation de base, la proportion des filles est passée de 31,6 % en 1969/70 à 49 % en 1998/99.