The answer is simple – Scandinavian countries. General trends are seen quite clearly – western countries (including Australia and New Zealand) take the lead, those from the far east are rare, and Africa is not present at the top at all.
What: Happiness score from the World Happiness Report. I am aware that this measure of happiness is disputed.
When: They say it’s 2019, but it’s the date of publishing.
Where: Top 30 countries of the world.