| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 721 | 22.000,72 | 30,51 | 4 |
| 2007 | 355 | 10.062,83 | 28,35 | 2 |
| 2008 | 419 | 11.516,12 | 27,48 | 3 |
| 2009 | 613 | 17.857,78 | 29,13 | 5 |
| 2010 | 629 | 16.165,53 | 25,70 | 5 |
| 2011 | 487 | 11.323,03 | 23,25 | 3 |
| 2012 | 734 | 19.331,66 | 26,34 | 7 |
| 2013 | 670 | 16.000,20 | 23,88 | 8 |
| 2014 | 633 | 20.112,64 | 31,77 | 7 |
| 2015 | 597 | 18.632,16 | 31,21 | 7 |
| 2016 | 625 | 19.508,00 | 31,21 | 8 |
| 2017 | 584 | 18.977,63 | 32,50 | 9 |
| 2018 | 599 | 18.779,11 | 31,35 | 9 |
| 2019 | 605 | 20.768,10 | 34,33 | 10 |
| 2020 | 575 | 19.913,53 | 34,63 | 10 |
| 2021 | 637 | 23.502,42 | 36,90 | 12 |
| 2022 | 529 | 18.690,47 | 35,33 | 11 |
| 2023 | 603 | 21.109,69 | 35,01 | 13 |
| 2024 | 666 | 21.182,96 | 31,81 | 13 |
| totale | 11.281 | 345.434,58 | 30,62 | 146 |