| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 418 | 9.317,12 | 22,29 | 2 |
| 2007 | 315 | 9.020,88 | 28,64 | 1 |
| 2008 | 348 | 9.802,43 | 28,17 | 1 |
| 2009 | 380 | 9.717,36 | 25,57 | 2 |
| 2010 | 442 | 10.016,23 | 22,66 | 2 |
| 2011 | 410 | 9.407,87 | 22,95 | 1 |
| 2012 | 476 | 11.407,00 | 23,96 | 2 |
| 2013 | 459 | 9.772,32 | 21,29 | 2 |
| 2014 | 414 | 11.378,47 | 27,48 | 2 |
| 2015 | 402 | 11.339,05 | 28,21 | 2 |
| 2016 | 355 | 10.794,77 | 30,41 | 2 |
| 2017 | 327 | 9.595,95 | 29,35 | 2 |
| 2018 | 364 | 10.920,84 | 30,00 | 2 |
| 2019 | 337 | 9.587,21 | 28,45 | 2 |
| 2020 | 324 | 10.351,67 | 31,95 | 2 |
| 2021 | 383 | 11.359,69 | 29,66 | 3 |
| 2022 | 153 | 5.597,69 | 36,59 | 3 |
| 2023 | 304 | 9.290,78 | 30,56 | 3 |
| 2024 | 298 | 8.807,21 | 29,55 | 3 |
| totale | 6.909 | 187.484,54 | 27,14 | 39 |