OECD, Eurostat, UNESCO
Schedule1 | Data and methodology | Contact | |||
---|---|---|---|---|---|
Transmission date | Submission date | Questionnaire2 | Methodology | Data frequency | edu.contact@oecd.org |
June/July for UOE questionnaires and November/December for ad-hoc surveys. | September/November for UOE questionnaires and January/February for ad-hoc surveys. | Questionnaire (XLXS) | Guidelines (PDF) | Annual |