| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 490 | 8.860,61 | 18,08 | 3 |
| 2007 | 4 | 134,76 | 33,69 | 1 |
| 2008 | 677 | 14.514,63 | 21,44 | 2 |
| 2009 | 86 | 2.214,01 | 25,74 | 2 |
| 2010 | 88 | 2.365,82 | 26,88 | 4 |
| 2011 | 529 | 9.184,16 | 17,36 | 3 |
| 2012 | 533 | 10.730,48 | 20,13 | 4 |
| 2013 | 438 | 8.460,18 | 19,32 | 3 |
| 2014 | 458 | 10.972,52 | 23,96 | 4 |
| 2015 | 466 | 11.100,38 | 23,82 | 4 |
| 2016 | 466 | 11.707,46 | 25,12 | 6 |
| 2017 | 495 | 11.605,10 | 23,44 | 6 |
| 2018 | 487 | 11.496,82 | 23,61 | 6 |
| 2019 | 500 | 12.801,37 | 25,60 | 6 |
| 2020 | 521 | 13.586,08 | 26,08 | 6 |
| 2021 | 459 | 11.864,34 | 25,85 | 6 |
| 2022 | 438 | 11.852,13 | 27,06 | 6 |
| 2023 | 465 | 11.448,74 | 24,62 | 7 |
| 2024 | 435 | 10.677,28 | 24,55 | 8 |
| totale | 8.035 | 185.576,87 | 23,10 | 87 |