| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 199 | 2.995,44 | 15,05 | 1 |
| 2008 | 506 | 13.913,53 | 27,50 | 1 |
| 2009 | 565 | 17.323,47 | 30,66 | 2 |
| 2010 | 724 | 16.896,60 | 23,34 | 2 |
| 2011 | 854 | 18.876,71 | 22,10 | 1 |
| 2012 | 842 | 19.432,93 | 23,08 | 2 |
| 2013 | 814 | 16.763,67 | 20,59 | 2 |
| 2014 | 747 | 20.217,60 | 27,07 | 2 |
| 2015 | 684 | 18.480,09 | 27,02 | 2 |
| 2016 | 739 | 22.434,29 | 30,36 | 2 |
| 2017 | 736 | 22.645,57 | 30,77 | 2 |
| 2018 | 643 | 20.913,75 | 32,53 | 2 |
| 2019 | 591 | 19.664,87 | 33,27 | 3 |
| 2020 | 562 | 17.772,14 | 31,62 | 3 |
| 2021 | 529 | 19.064,79 | 36,04 | 3 |
| 2022 | 496 | 18.208,38 | 36,71 | 3 |
| 2023 | 507 | 19.924,03 | 39,30 | 3 |
| 2024 | 613 | 23.045,04 | 37,59 | 3 |
| totale | 11.351 | 328.572,90 | 28,95 | 39 |