Eurostat, Luxembourg. Employed persons by age groups and NACE Rev. 2 activity: Statistical classification of economic activities in the European Community (NACE Rev. 2): Total - all NACE activities / Age class: From 15 to 24 years / Activity and employment status: Self-employed persons / Unit of measure: Thousand persons / Geopolitical entity (reporting): European Union - 27 countries (from 2020).