| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 30 | 453,72 | 15,12 | 1 |
| 2009 | 9 | 114,56 | 12,73 | 1 |
| 2010 | 6 | 65,47 | 10,91 | 1 |
| 2012 | 11 | 115,82 | 10,53 | 1 |
| 2013 | 11 | 195,43 | 17,77 | 1 |
| 2014 | 11 | 246,87 | 22,44 | 1 |
| 2015 | 12 | 275,78 | 22,98 | 1 |
| 2016 | 9 | 274,30 | 30,48 | 1 |
| 2017 | 13 | 336,04 | 25,85 | 1 |
| 2018 | 14 | 310,35 | 22,17 | 1 |
| 2019 | 15 | 419,59 | 27,97 | 1 |
| 2020 | 16 | 320,89 | 20,06 | 1 |
| 2021 | 31 | 770,99 | 24,87 | 3 |
| 2022 | 26 | 624,66 | 24,03 | 3 |
| 2023 | 33 | 781,15 | 23,67 | 3 |
| 2024 | 36 | 1.306,13 | 36,28 | 4 |
| totale | 283 | 6.611,75 | 23,36 | 25 |