| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 92 | 1.051,94 | 11,43 | 1 |
| 2009 | 15 | 213,61 | 14,24 | 1 |
| 2010 | 23 | 301,05 | 13,09 | 2 |
| 2012 | 55 | 667,65 | 12,14 | 1 |
| 2013 | 54 | 736,55 | 13,64 | 2 |
| 2014 | 54 | 1.350,78 | 25,01 | 2 |
| 2015 | 48 | 1.377,34 | 28,69 | 2 |
| 2016 | 54 | 1.681,65 | 31,14 | 2 |
| 2017 | 58 | 1.539,79 | 26,55 | 2 |
| 2018 | 45 | 1.203,73 | 26,75 | 2 |
| 2019 | 47 | 913,89 | 19,44 | 2 |
| 2020 | 47 | 1.056,72 | 22,48 | 2 |
| 2021 | 31 | 628,93 | 20,29 | 2 |
| 2022 | 31 | 795,13 | 25,65 | 2 |
| 2023 | 27 | 568,65 | 21,06 | 2 |
| 2024 | 29 | 793,09 | 27,35 | 3 |
| totale | 710 | 14.880,50 | 20,96 | 30 |