| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 38 | 730,16 | 19,21 | 1 |
| 2009 | 11 | 381,13 | 34,65 | 2 |
| 2010 | 14 | 454,24 | 32,45 | 2 |
| 2011 | 2 | 24,65 | 12,33 | 1 |
| 2012 | 17 | 358,25 | 21,07 | 2 |
| 2013 | 18 | 329,40 | 18,30 | 2 |
| 2014 | 29 | 1.420,99 | 49,00 | 3 |
| 2015 | 23 | 932,42 | 40,54 | 2 |
| 2016 | 9 | 249,77 | 27,75 | 1 |
| 2017 | 33 | 1.162,65 | 35,23 | 3 |
| 2018 | 28 | 1.087,96 | 38,86 | 3 |
| 2019 | 25 | 631,60 | 25,26 | 3 |
| 2020 | 21 | 581,69 | 27,70 | 3 |
| 2021 | 17 | 355,61 | 20,92 | 3 |
| 2022 | 16 | 267,64 | 16,73 | 3 |
| 2023 | 24 | 665,10 | 27,71 | 4 |
| 2024 | 23 | 391,82 | 17,04 | 3 |
| totale | 348 | 10.025,08 | 28,81 | 41 |