| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 425 | 12.307,70 | 28,96 | 4 |
| 2007 | 125 | 3.918,50 | 31,35 | 3 |
| 2008 | 115 | 3.399,38 | 29,56 | 3 |
| 2009 | 334 | 10.120,04 | 30,30 | 5 |
| 2010 | 346 | 8.377,69 | 24,21 | 5 |
| 2011 | 283 | 8.795,02 | 31,08 | 4 |
| 2012 | 366 | 9.915,57 | 27,09 | 4 |
| 2013 | 386 | 9.282,02 | 24,05 | 4 |
| 2014 | 432 | 13.847,68 | 32,05 | 5 |
| 2015 | 376 | 11.870,45 | 31,57 | 4 |
| 2016 | 398 | 13.353,17 | 33,55 | 4 |
| 2017 | 549 | 16.354,22 | 29,79 | 5 |
| 2018 | 568 | 17.087,22 | 30,08 | 4 |
| 2019 | 366 | 8.974,09 | 24,52 | 3 |
| 2020 | 628 | 21.129,50 | 33,65 | 4 |
| 2021 | 580 | 20.732,24 | 35,75 | 4 |
| 2022 | 571 | 21.185,65 | 37,10 | 4 |
| 2023 | 563 | 17.619,00 | 31,29 | 5 |
| 2024 | 602 | 19.375,39 | 32,19 | 6 |
| totale | 8.013 | 247.644,53 | 30,91 | 80 |