Quiz
Quiz: the world in numbers
Which country has the most people, the longest lives or the highest GDP per capita? 10 questions from real data – pick the country on the map or guess higher or lower.
Where the questions come from
Each question uses one indicator for the year shown on the map (gaps are not filled with older years), only for countries with at least a million people. The values differ clearly – there are no ties.
- Population – World Population Prospects, United Nations (UN) · CC BY 4.0
- Population density – FAO population estimates, Food and Agriculture Organization of the United Nations (FAO) · CC BY 4.0
- Life expectancy – World Population Prospects, United Nations (UN) · CC BY 4.0
- Median age – UN, World Population Prospects (2024) · CC BY 3.0 IGO
- Fertility rate – World Population Prospects, United Nations (UN) · CC BY 4.0
- Urban population – World Urbanization Prospects, United Nations (UN) · CC BY 4.0
- Population aged 65+ – World Population Prospects, United Nations (UN) · CC BY 4.0
- GDP per capita – Country official statistics, National Statistical Organizations and/or Central Banks · CC BY 4.0
- GDP – Country official statistics, National Statistical Organizations and/or Central Banks · CC BY 4.0
- Internet use – World Telecommunication/ICT Indicators Database, International Telecommunication Union… · CC BY 4.0
- CO₂ emissions per person – EDGAR (Emissions Database for Global Atmospheric Research) Community GHG Database, Joint… · CC BY 4.0
- Forest area – FAOSTAT, Food and Agriculture Organization of the United Nations (FAO) · CC BY 4.0
- Renewable electricity – Ember · CC BY 4.0
- Human Development Index (HDI) – UNDP, Human Development Report (2025) · CC BY 3.0 IGO
- Access to electricity – SDG 7.1.1 Electrification Dataset, World Bank (WB) · CC BY 4.0