| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 24 | 379,26 | 15,80 | 1 |
| 2008 | 56 | 2.415,47 | 43,13 | 1 |
| 2009 | 381 | 14.491,89 | 38,04 | 2 |
| 2010 | 670 | 19.949,15 | 29,77 | 2 |
| 2011 | 681 | 20.285,56 | 29,79 | 1 |
| 2012 | 605 | 20.461,26 | 33,82 | 2 |
| 2013 | 635 | 20.350,95 | 32,05 | 2 |
| 2014 | 759 | 30.824,23 | 40,61 | 2 |
| 2015 | 613 | 25.529,16 | 41,65 | 3 |
| 2016 | 615 | 26.017,71 | 42,31 | 2 |
| 2017 | 548 | 23.102,73 | 42,16 | 2 |
| 2018 | 527 | 21.532,20 | 40,86 | 2 |
| 2019 | 487 | 20.724,11 | 42,55 | 2 |
| 2020 | 454 | 21.281,77 | 46,88 | 2 |
| 2021 | 441 | 19.464,33 | 44,14 | 2 |
| 2022 | 452 | 20.168,70 | 44,62 | 2 |
| 2023 | 434 | 19.724,53 | 45,45 | 2 |
| 2024 | 13 | 294,88 | 22,68 | 2 |
| totale | 8.395 | 326.997,89 | 38,95 | 34 |