| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 40 | 807,72 | 20,19 | 1 |
| 2009 | 13 | 281,75 | 21,67 | 1 |
| 2010 | 12 | 287,31 | 23,94 | 1 |
| 2012 | 12 | 306,85 | 25,57 | 1 |
| 2013 | 18 | 419,49 | 23,31 | 1 |
| 2014 | 38 | 935,31 | 24,61 | 3 |
| 2015 | 17 | 602,68 | 35,45 | 1 |
| 2016 | 22 | 586,13 | 26,64 | 1 |
| 2017 | 19 | 702,60 | 36,98 | 1 |
| 2018 | 17 | 791,78 | 46,58 | 1 |
| 2019 | 15 | 686,05 | 45,74 | 1 |
| 2020 | 23 | 919,01 | 39,96 | 1 |
| 2021 | 18 | 478,40 | 26,58 | 1 |
| 2022 | 68 | 1.925,99 | 28,32 | 2 |
| 2023 | 55 | 1.866,96 | 33,94 | 2 |
| 2024 | 48 | 1.749,35 | 36,44 | 3 |
| totale | 435 | 13.347,38 | 30,68 | 22 |