Learning-adjusted schooling in Sierra Leone

• The years of school a child can expect by 18, cut to what students actually learn: the World Bank’s learning-adjusted years of school.
• Source: World Bank Human Capital Index, via Our World in Data.
• Ranks count the 174 countries with a value in 2020, highest first.

How the layers work, where their data comes from and what they can’t tell you: Countries through time