Gradi di copertura
2015 – 2024
| Anno civile | il 31.12. | 
| 2024 | 120.3% | 
| 2023 | 113.9% | 
| 2022 | 107.7% | 
| 2021 | 125.2% | 
| 2020 | 112.5% | 
| 2019 | 109.2% | 
| 2018 | 104.4% | 
| 2017 | 116.5% | 
| 2016 | 115.5% | 
| 2015 | 110.7% | 
| Anno civile | il 31.12. | 
| 2024 | 120.3% | 
| 2023 | 113.9% | 
| 2022 | 107.7% | 
| 2021 | 125.2% | 
| 2020 | 112.5% | 
| 2019 | 109.2% | 
| 2018 | 104.4% | 
| 2017 | 116.5% | 
| 2016 | 115.5% | 
| 2015 | 110.7% |