WEB CHUTNEY

World Happiness Index, produced by the Sustainable Development Solutions Network (SDSN), ranks 156 countries by their happiness levels. The variables on which the countries were surveyed include - real GDP per capita, social support, healthy life expectancy, freedom to make life choices, generosity, and perceptions of corruption.

Here are 10 of the world’s least-happy countries:

10. Madagascar

9. Tanzania

8. Liberia

7. Guinea

6. Rwanda

5. Benin

4. Afghanistan

3. Togo

2. Syria

1. Burundi