| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 35 | 901,51 | 25,76 | 1 |
| 2009 | 20 | 607,15 | 30,36 | 1 |
| 2010 | 13 | 376,63 | 28,97 | 1 |
| 2012 | 12 | 299,09 | 24,92 | 2 |
| 2013 | 15 | 243,55 | 16,24 | 2 |
| 2014 | 18 | 275,94 | 15,33 | 2 |
| 2015 | 12 | 286,23 | 23,85 | 2 |
| 2016 | 17 | 397,22 | 23,37 | 2 |
| 2017 | 16 | 846,35 | 52,90 | 2 |
| 2018 | 15 | 1.129,75 | 75,32 | 2 |
| 2019 | 18 | 3.874,05 | 215,23 | 2 |
| 2020 | 24 | 6.211,54 | 258,81 | 2 |
| 2021 | 11 | 707,41 | 64,31 | 1 |
| 2022 | 12 | 2.117,55 | 176,46 | 1 |
| 2023 | 27 | 818,27 | 30,31 | 3 |
| 2024 | 30 | 1.472,56 | 49,09 | 4 |
| totale | 295 | 20.564,80 | 69,71 | 30 |