| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 8 | 29,56 | 3,70 | 1 |
| 2009 | 3 | 21,28 | 7,09 | 1 |
| 2010 | 4 | 26,22 | 6,56 | 1 |
| 2011 | 71 | 1.550,25 | 21,83 | 1 |
| 2012 | 54 | 1.041,57 | 19,29 | 2 |
| 2013 | 1 | 2,24 | 2,24 | 1 |
| 2014 | 48 | 740,99 | 15,44 | 2 |
| 2015 | 2 | 40,36 | 20,18 | 1 |
| 2016 | 16 | 1.000,59 | 62,54 | 2 |
| 2017 | 15 | 807,13 | 53,81 | 2 |
| 2018 | 29 | 1.013,68 | 34,95 | 2 |
| 2019 | 15 | 139,17 | 9,28 | 1 |
| 2020 | 7 | 55,42 | 7,92 | 1 |
| 2021 | 23 | 850,67 | 36,99 | 2 |
| 2022 | 16 | 477,47 | 29,84 | 2 |
| 2023 | 15 | 298,41 | 19,89 | 4 |
| 2024 | 53 | 775,62 | 14,63 | 4 |
| totale | 380 | 8.870,63 | 23,34 | 30 |