The higher the score the higher the happiness level.
| 2012 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | |
|---|---|---|---|---|---|---|---|---|---|
| Iceland | 7.36 | 7.56 | 7.50 | 7.50 | 7.50 | 7.49 | 7.50 | 7.55 | 7.56 |
| Norway | 7.66 | 7.52 | 7.50 | 7.54 | 7.59 | 7.55 | 7.49 | 7.39 | 7.37 |
| Switzerland | 7.65 | 7.59 | 7.51 | 7.49 | 7.49 | 7.48 | 7.56 | 7.57 | 7.51 |