| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 95 | 2.702,20 | 28,44 | 1 |
| 2007 | 95 | 2.090,46 | 22,00 | 2 |
| 2008 | 5 | 63,84 | 12,77 | 1 |
| 2009 | 55 | 1.833,71 | 33,34 | 3 |
| 2010 | 36 | 1.297,05 | 36,03 | 2 |
| 2011 | 24 | 316,04 | 13,17 | 1 |
| 2012 | 275 | 4.214,41 | 15,33 | 3 |
| 2013 | 157 | 2.397,88 | 15,27 | 3 |
| 2014 | 117 | 1.939,26 | 16,57 | 3 |
| 2015 | 446 | 12.571,44 | 28,19 | 4 |
| 2016 | 602 | 17.586,38 | 29,21 | 5 |
| 2017 | 664 | 17.894,75 | 26,95 | 7 |
| 2018 | 806 | 19.670,62 | 24,41 | 7 |
| 2019 | 1.062 | 24.067,59 | 22,66 | 7 |
| 2020 | 707 | 16.584,31 | 23,46 | 7 |
| 2021 | 583 | 14.778,21 | 25,35 | 7 |
| 2022 | 393 | 13.866,23 | 35,28 | 6 |
| 2023 | 594 | 17.704,13 | 29,80 | 7 |
| 2024 | 612 | 16.517,40 | 26,99 | 9 |
| totale | 7.328 | 188.095,91 | 25,67 | 85 |