| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 12 | 135,98 | 11,33 | 1 |
| 2009 | 17 | 285,06 | 16,77 | 2 |
| 2010 | 15 | 364,19 | 24,28 | 2 |
| 2011 | 3 | 442,24 | 147,41 | 1 |
| 2012 | 20 | 606,50 | 30,33 | 2 |
| 2013 | 8 | 63,55 | 7,94 | 1 |
| 2014 | 7 | 72,63 | 10,38 | 1 |
| 2015 | 28 | 759,03 | 27,11 | 2 |
| 2016 | 34 | 1.106,51 | 32,54 | 2 |
| 2017 | 33 | 805,34 | 24,40 | 2 |
| 2018 | 29 | 784,48 | 27,05 | 2 |
| 2019 | 43 | 1.262,63 | 29,36 | 2 |
| 2020 | 40 | 1.097,19 | 27,43 | 2 |
| 2021 | 39 | 1.069,78 | 27,43 | 2 |
| 2022 | 32 | 645,85 | 20,18 | 2 |
| 2023 | 26 | 465,14 | 17,89 | 2 |
| 2024 | 20 | 359,30 | 17,97 | 3 |
| totale | 406 | 10.325,40 | 25,43 | 31 |