on average across oecd countries in around of students in lower secondary education were enrolled in public institutions among all oecd and partner countries only belgium chile and the united kingdom have more than of students enrolled at this level in private institutions which include a large percentage of students enrolled in governmentdependent private institutions at upper secondary level the share of enrolment in public institutions drops to on average across oecd countries with a decrease by over percentage points in iceland japan and korea where private institutions play a more prominent role at this level