| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 91 | 2.124,90 | 23,35 | 1 |
| 2009 | 30 | 534,56 | 17,82 | 1 |
| 2010 | 21 | 569,46 | 27,12 | 1 |
| 2012 | 19 | 357,66 | 18,82 | 1 |
| 2013 | 15 | 225,86 | 15,06 | 1 |
| 2014 | 304 | 12.933,98 | 42,55 | 3 |
| 2015 | 284 | 12.468,39 | 43,90 | 4 |
| 2016 | 269 | 11.470,02 | 42,64 | 3 |
| 2017 | 300 | 12.823,79 | 42,75 | 2 |
| 2018 | 378 | 13.689,33 | 36,22 | 3 |
| 2019 | 403 | 14.498,71 | 35,98 | 3 |
| 2020 | 413 | 15.692,83 | 38,00 | 3 |
| 2021 | 355 | 13.895,36 | 39,14 | 2 |
| 2022 | 396 | 15.296,65 | 38,63 | 2 |
| 2023 | 399 | 14.509,93 | 36,37 | 2 |
| 2024 | 391 | 16.504,80 | 42,21 | 2 |
| totale | 4.068 | 157.596,23 | 38,74 | 34 |