Instruction time per subject by age

This dataset presents the percentage of total compulsory instruction time spent on different subjects by age. It covers primary education, lower secondary general education and compulsory upper secondary general education, but excludes pre-primary education, even if compulsory. Data refers to the reference year 2025 (school year 2024/25 or 2025), unless stated otherwise.

For more information, please consult the Education at a Glance web page and the OECD Handbook for Internationally Comparative Education Statistics: Concepts, Standards, Definitions and Classifications. Further detail as to the methodology used, the references to the sources and the specific notes for each country are available in Education at a Glance 2025 Sources, Methodologies and Technical Notes.