| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 133 | 2.041,66 | 15,35 | 1 |
| 2009 | 21 | 308,91 | 14,71 | 1 |
| 2010 | 23 | 707,23 | 30,75 | 1 |
| 2012 | 14 | 358,27 | 25,59 | 1 |
| 2013 | 44 | 750,09 | 17,05 | 2 |
| 2014 | 17 | 404,60 | 23,80 | 1 |
| 2015 | 38 | 674,05 | 17,74 | 2 |
| 2016 | 34 | 675,37 | 19,86 | 2 |
| 2017 | 37 | 728,55 | 19,69 | 2 |
| 2018 | 43 | 819,42 | 19,06 | 2 |
| 2019 | 64 | 1.345,34 | 21,02 | 2 |
| 2020 | 63 | 1.496,01 | 23,75 | 2 |
| 2021 | 67 | 1.577,09 | 23,54 | 2 |
| 2022 | 69 | 1.681,63 | 24,37 | 2 |
| 2023 | 121 | 2.355,14 | 19,46 | 3 |
| 2024 | 109 | 2.086,48 | 19,14 | 3 |
| totale | 897 | 18.009,84 | 20,08 | 29 |