| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 157 | 1.817,39 | 11,58 | 1 |
| 2009 | 22 | 421,30 | 19,15 | 1 |
| 2010 | 18 | 307,07 | 17,06 | 1 |
| 2012 | 15 | 173,31 | 11,55 | 1 |
| 2013 | 18 | 216,98 | 12,05 | 1 |
| 2014 | 22 | 337,44 | 15,34 | 1 |
| 2015 | 15 | 252,29 | 16,82 | 1 |
| 2016 | 19 | 393,52 | 20,71 | 1 |
| 2017 | 23 | 283,96 | 12,35 | 1 |
| 2018 | 17 | 157,79 | 9,28 | 1 |
| 2019 | 14 | 156,78 | 11,20 | 1 |
| 2020 | 107 | 3.743,15 | 34,98 | 2 |
| 2021 | 115 | 3.159,45 | 27,47 | 2 |
| 2022 | 106 | 3.851,95 | 36,34 | 2 |
| 2023 | 132 | 3.748,86 | 28,40 | 2 |
| 2024 | 167 | 4.607,73 | 27,59 | 3 |
| totale | 967 | 23.628,97 | 24,44 | 22 |