| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 329 | 4.847,87 | 14,74 | 1 |
| 2009 | 297 | 3.641,08 | 12,26 | 2 |
| 2010 | 589 | 6.343,16 | 10,77 | 1 |
| 2012 | 380 | 5.573,90 | 14,67 | 3 |
| 2013 | 264 | 4.060,59 | 15,38 | 2 |
| 2014 | 237 | 5.239,74 | 22,11 | 2 |
| 2015 | 123 | 2.386,26 | 19,40 | 2 |
| 2016 | 92 | 2.239,00 | 24,34 | 2 |
| 2017 | 100 | 2.706,58 | 27,07 | 3 |
| 2018 | 132 | 2.572,81 | 19,49 | 2 |
| 2019 | 324 | 4.204,82 | 12,98 | 2 |
| 2020 | 326 | 5.282,03 | 16,20 | 2 |
| 2021 | 332 | 4.587,06 | 13,82 | 2 |
| 2022 | 341 | 4.702,87 | 13,79 | 2 |
| 2023 | 295 | 3.798,55 | 12,88 | 3 |
| 2024 | 279 | 3.877,75 | 13,90 | 3 |
| totale | 4.440 | 66.064,07 | 14,88 | 34 |