- Veenhoven, R.
- AVERAGE HAPPINESS IN 149 NATIONS 2000-2009 How much people enjoy their life-as-a-whole on scale 0 to 10 Findings report extracted from World Database of Happiness
- World Database of Happiness, Erasmus University Rotterdam, Netherlands
- English (Australia, Canada, UK, USA)
Eligible for inclusion in findings archive
- No, no new data on present happiness.