| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 15 | 522,62 | 34,84 | 1 |
| 2009 | 9 | 179,97 | 20,00 | 1 |
| 2010 | 7 | 137,64 | 19,66 | 1 |
| 2012 | 55 | 1.143,42 | 20,79 | 2 |
| 2013 | 15 | 480,46 | 32,03 | 2 |
| 2014 | 17 | 419,64 | 24,68 | 1 |
| 2015 | 20 | 320,08 | 16,00 | 2 |
| 2016 | 29 | 628,10 | 21,66 | 2 |
| 2017 | 22 | 530,88 | 24,13 | 2 |
| 2018 | 21 | 505,73 | 24,08 | 2 |
| 2019 | 19 | 512,83 | 26,99 | 2 |
| 2020 | 17 | 674,02 | 39,65 | 2 |
| 2021 | 5 | 268,94 | 53,79 | 2 |
| 2022 | 9 | 222,56 | 24,73 | 2 |
| 2023 | 301 | 5.262,68 | 17,48 | 3 |
| 2024 | 406 | 6.986,64 | 17,21 | 3 |
| totale | 967 | 18.796,21 | 19,44 | 30 |