World Happiness Report:

● Released by: United Nations Sustainable Development Solutions Network(SSDN). 

● The report ranks countries by how happy their citizens perceive themselves to be. 

● Indicators: The index uses the Gallup World Poll that asked people to vote on three indicators: Life Evaluations, Positive Emotions and Negative Emotions. 

● Ranking: Finland has topped the index. India has been ranked 139 out of 149 countries in the index.