| Happiness | Average Happiness | Happy Life Years | Inequality of Happiness | Inequality Adjusted Happiness |
| Possible ranges | 0 - 10 | 0 - 100 | 0 - 3.5 | 0 - 100 |
| Highest score | 8.5 Costa Rica | 66.7 Costa Rica | 1.42 Netherlands | 73 Denmark |
| Chad | 5.4 | 27.0 | 2.61 | 40 |
| Lowest score | 2.6 | 12.5 | 3.19 | 16 |
Cite as: R. Veenhoven, Happiness in Chad (TD), World Database of Happiness, Erasmus University Rotterdam, The Netherlands.
Viewed on 2013-05-23 at http://worlddatabaseofhappiness.eur.nl .