• Data reference period
• Place of residence (NUTS - 2024)
• Sex

• PRE-PRIMARY EDUCATION:  Optional education sub-system for children aged between three years and the typical age for entry into primary education. It is conducted in own facilities, the so-called kindergartens, or are included in school units where the primary education is also provided. The educational aim of pre-primary education is to provide a bridge between the home and a school-based atmosphere, in a close cooperation relationship.
• SEX:  Biological and physiological characteristics that define men and women.
• REFERENCE PERIOD:  Period to which the information refers and which may be a specific day or a time interval (month, fiscal year, calendar year, among others).

(Five year old children enrolled either in pre-primary education or in the first year or primary education) / (Resident population with 5 years old)