| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 596 | 15.777,33 | 26,47 | 2 |
| 2007 | 52 | 1.210,75 | 23,28 | 1 |
| 2008 | 630 | 22.158,42 | 35,17 | 2 |
| 2009 | 622 | 19.491,02 | 31,34 | 2 |
| 2010 | 616 | 15.097,45 | 24,51 | 4 |
| 2011 | 573 | 14.252,63 | 24,87 | 3 |
| 2012 | 499 | 13.809,61 | 27,67 | 4 |
| 2013 | 504 | 12.541,62 | 24,88 | 4 |
| 2014 | 498 | 15.722,98 | 31,57 | 4 |
| 2015 | 474 | 14.128,57 | 29,81 | 4 |
| 2016 | 467 | 12.693,03 | 27,18 | 4 |
| 2017 | 452 | 12.696,01 | 28,09 | 4 |
| 2018 | 591 | 16.895,27 | 28,59 | 4 |
| 2019 | 556 | 15.898,65 | 28,59 | 4 |
| 2020 | 624 | 19.317,65 | 30,96 | 4 |
| 2021 | 689 | 22.191,00 | 32,21 | 4 |
| 2022 | 553 | 16.399,78 | 29,66 | 3 |
| 2023 | 529 | 16.182,91 | 30,59 | 3 |
| 2024 | 553 | 18.371,66 | 33,22 | 3 |
| totale | 10.078 | 294.836,34 | 29,26 | 63 |