| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 688 | 16.261,74 | 23,64 | 3 |
| 2007 | 558 | 13.381,47 | 23,98 | 2 |
| 2008 | 629 | 13.998,16 | 22,25 | 2 |
| 2009 | 718 | 16.737,93 | 23,31 | 3 |
| 2010 | 624 | 12.356,98 | 19,80 | 4 |
| 2011 | 504 | 10.922,89 | 21,67 | 3 |
| 2012 | 454 | 10.834,41 | 23,86 | 4 |
| 2013 | 377 | 8.666,14 | 22,99 | 4 |
| 2014 | 311 | 9.976,89 | 32,08 | 4 |
| 2015 | 405 | 13.554,42 | 33,47 | 5 |
| 2016 | 377 | 11.051,48 | 29,31 | 5 |
| 2017 | 302 | 8.324,99 | 27,57 | 6 |
| 2018 | 342 | 10.550,16 | 30,85 | 6 |
| 2019 | 288 | 7.839,74 | 27,22 | 5 |
| 2020 | 206 | 5.355,55 | 26,00 | 5 |
| 2021 | 239 | 6.583,64 | 27,55 | 7 |
| 2022 | 215 | 5.568,72 | 25,90 | 7 |
| 2023 | 50 | 1.350,73 | 27,01 | 2 |
| 2024 | 43 | 1.152,01 | 26,79 | 1 |
| totale | 7.330 | 184.468,05 | 25,17 | 78 |