| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 550 | 13.523,94 | 24,59 | 2 |
| 2007 | 525 | 14.231,48 | 27,11 | 1 |
| 2008 | 574 | 14.975,75 | 26,09 | 1 |
| 2009 | 599 | 16.493,52 | 27,54 | 2 |
| 2010 | 631 | 15.678,44 | 24,85 | 2 |
| 2011 | 641 | 15.336,36 | 23,93 | 1 |
| 2012 | 532 | 12.879,00 | 24,21 | 2 |
| 2013 | 554 | 12.541,10 | 22,64 | 2 |
| 2014 | 603 | 16.710,63 | 27,71 | 3 |
| 2015 | 602 | 17.154,51 | 28,50 | 4 |
| 2016 | 659 | 18.670,45 | 28,33 | 3 |
| 2017 | 684 | 20.213,11 | 29,55 | 3 |
| 2018 | 625 | 17.681,02 | 28,29 | 4 |
| 2019 | 670 | 21.264,86 | 31,74 | 4 |
| 2020 | 663 | 20.942,88 | 31,59 | 4 |
| 2021 | 575 | 16.094,87 | 27,99 | 4 |
| 2022 | 550 | 15.655,94 | 28,47 | 4 |
| 2023 | 601 | 18.082,96 | 30,09 | 6 |
| 2024 | 617 | 18.888,75 | 30,61 | 5 |
| totale | 11.455 | 317.019,57 | 27,68 | 57 |