| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.075 | 26.326,72 | 24,49 | 3 |
| 2007 | 651 | 21.551,53 | 33,11 | 2 |
| 2008 | 669 | 22.097,80 | 33,03 | 3 |
| 2009 | 689 | 20.190,09 | 29,30 | 4 |
| 2010 | 746 | 19.824,56 | 26,57 | 4 |
| 2011 | 492 | 13.158,13 | 26,74 | 3 |
| 2012 | 629 | 14.995,51 | 23,84 | 4 |
| 2013 | 492 | 10.923,66 | 22,20 | 3 |
| 2014 | 536 | 15.213,63 | 28,38 | 4 |
| 2015 | 525 | 14.835,97 | 28,26 | 4 |
| 2016 | 505 | 14.417,49 | 28,55 | 4 |
| 2017 | 498 | 14.252,82 | 28,62 | 4 |
| 2018 | 448 | 12.073,95 | 26,95 | 4 |
| 2019 | 614 | 16.262,79 | 26,49 | 5 |
| 2020 | 558 | 15.610,72 | 27,98 | 5 |
| 2021 | 515 | 14.935,96 | 29,00 | 5 |
| 2022 | 499 | 14.457,95 | 28,97 | 5 |
| 2023 | 502 | 15.333,09 | 30,54 | 5 |
| 2024 | 542 | 14.095,20 | 26,01 | 6 |
| totale | 11.185 | 310.557,57 | 27,77 | 77 |