| 2011 | 2014 | 2016 | 2017 | 2018 | 2019 | 2020 | |
|---|---|---|---|---|---|---|---|
| Vaud | 5.0 | 4.9 | 4.7 | 4.5 | 3.8 | 3.4 | 4.5 |
| Valais | 3.8 | 4.2 | 3.9 | 3.6 | 3.1 | 2.7 | 3.7 |
| Geneva | 6.0 | 5.5 | 5.5 | 5.3 | 4.5 | 3.9 | 4.9 |
| Bern | 2.1 | 2.4 | 2.7 | 2.6 | 1.9 | 1.8 | 2.5 |
| Fribourg | 2.6 | 2.9 | 2.8 | 2.8 | 2.7 | 2.5 | 3.3 |
| Solothurn | 2.6 | 2.5 | 3.0 | 2.8 | 2.3 | 1.9 | 2.9 |
| Neuchâtel | 4.9 | 5.3 | 5.8 | 5.6 | 4.6 | 3.5 | 4.6 |
| Jura | 3.5 | 3.8 | 4.6 | 4.6 | 3.7 | 3.4 | 4.7 |
| Basel-Stadt | 3.5 | 3.6 | 3.9 | 3.8 | 3.4 | 3.0 | 3.8 |
| Basel-Landschaft | 2.9 | 2.7 | 3.0 | 2.9 | 2.3 | 1.9 | 2.5 |
| Aargau | 2.9 | 2.9 | 3.2 | 3.2 | 2.7 | 2.5 | 3.4 |
| Zurich | 3.1 | 3.3 | 3.7 | 3.5 | 2.7 | 2.1 | 3.1 |
| Glarus | 2.1 | 2.3 | 2.4 | 2.1 | 1.7 | 1.4 | 2.1 |
| Schaffhausen | 2.4 | 3.0 | 3.3 | 3.2 | 3.1 | 2.9 | 3.6 |
| Appenzell Ausserrhoden | 1.5 | 1.8 | 1.8 | 1.8 | 1.5 | 1.6 | 2.1 |
| Appenzell Innerrhoden | 1.0 | 1.1 | 1.1 | 0.9 | 1.0 | 1.1 | 1.1 |
| St. Gallen | 2.4 | 2.3 | 2.5 | 2.4 | 2.0 | 1.8 | 2.5 |
| Graubünden | 1.6 | 1.7 | 1.7 | 1.5 | 1.3 | 1.1 | 1.9 |
| Thurgau | 2.3 | 2.5 | 2.5 | 2.3 | 2.1 | 1.9 | 2.5 |
| Lucerne | 2.1 | 2.0 | 2.1 | 1.9 | 1.8 | 1.6 | 2.2 |
| Uri | 1.2 | 1.1 | 1.0 | 1.0 | 0.8 | 1.1 | 1.4 |
| Schwyz | 1.6 | 1.6 | 1.8 | 1.8 | 1.4 | 1.1 | 1.5 |
| Obwalden | 0.9 | 1.0 | 1.0 | 0.9 | 0.7 | 0.7 | 1.2 |
| Nidwalden | 1.0 | 1.0 | 1.1 | 1.1 | 1.0 | 0.8 | 1.4 |
| Zug | 2.1 | 2.3 | 2.4 | 2.4 | 2.2 | 1.9 | 2.5 |
| Ticino | 4.6 | 4.2 | 3.5 | 3.4 | 3.0 | 2.8 | 3.6 |