Ratio of the number (total) of children enrolled according to the official age for a certain education level (as defined in the Law on Preuniversity Education), compared to the population of children in that respective age.
Reference to education levels as follows:
Level 0 (Preschool Education: Kindergartens)
Level 1 (Primary Education or Low Basic Education Cycle)
Level 2 (Low Secondary Education or Higher Basic Education Cycle)
Level 1 + 2 (Basic Education)
Level 3 (High Secondary Education: High School / Vocational / Cultural Social)

Source: INSTAT / MES / MFE