| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 13 | 202,58 | 15,58 | 1 |
| 2009 | 27 | 285,84 | 10,59 | 1 |
| 2010 | 5 | 62,56 | 12,51 | 1 |
| 2012 | 60 | 1.004,88 | 16,75 | 2 |
| 2013 | 39 | 347,40 | 8,91 | 3 |
| 2014 | 45 | 383,40 | 8,52 | 2 |
| 2015 | 16 | 70,58 | 4,41 | 1 |
| 2016 | 33 | 417,44 | 12,65 | 1 |
| 2017 | 38 | 409,43 | 10,77 | 1 |
| 2018 | 27 | 258,68 | 9,58 | 1 |
| 2019 | 35 | 613,78 | 17,54 | 2 |
| 2020 | 16 | 351,19 | 21,95 | 2 |
| 2021 | 19 | 333,06 | 17,53 | 2 |
| 2022 | 25 | 338,32 | 13,53 | 2 |
| 2023 | 15 | 201,01 | 13,40 | 2 |
| 2024 | 26 | 232,76 | 8,95 | 2 |
| totale | 439 | 5.512,91 | 12,56 | 26 |