| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 666 | 13.970,55 | 20,98 | 3 |
| 2007 | 517 | 13.373,41 | 25,87 | 3 |
| 2008 | 331 | 6.433,25 | 19,44 | 3 |
| 2009 | 287 | 5.683,65 | 19,80 | 4 |
| 2010 | 296 | 7.537,56 | 25,46 | 3 |
| 2011 | 463 | 10.184,80 | 22,00 | 5 |
| 2012 | 500 | 10.818,17 | 21,64 | 4 |
| 2013 | 577 | 12.297,88 | 21,31 | 5 |
| 2014 | 464 | 13.769,38 | 29,68 | 5 |
| 2015 | 501 | 14.182,45 | 28,31 | 7 |
| 2016 | 476 | 13.300,23 | 27,94 | 7 |
| 2017 | 531 | 15.875,51 | 29,90 | 8 |
| 2018 | 573 | 16.797,72 | 29,32 | 8 |
| 2019 | 627 | 17.042,75 | 27,18 | 10 |
| 2020 | 591 | 16.928,38 | 28,64 | 11 |
| 2021 | 656 | 18.246,45 | 27,81 | 10 |
| 2022 | 654 | 19.079,00 | 29,17 | 10 |
| 2023 | 625 | 23.563,27 | 37,70 | 11 |
| 2024 | 625 | 23.974,09 | 38,36 | 10 |
| totale | 9.960 | 273.058,50 | 27,42 | 127 |