| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 126 | 2.672,80 | 21,21 | 1 |
| 2009 | 23 | 557,45 | 24,24 | 1 |
| 2010 | 23 | 437,11 | 19,00 | 1 |
| 2012 | 19 | 400,28 | 21,07 | 1 |
| 2013 | 17 | 435,70 | 25,63 | 1 |
| 2014 | 15 | 366,37 | 24,42 | 1 |
| 2015 | 20 | 909,00 | 45,45 | 1 |
| 2016 | 16 | 704,93 | 44,06 | 1 |
| 2017 | 13 | 1.125,72 | 86,59 | 1 |
| 2018 | 11 | 626,74 | 56,98 | 1 |
| 2019 | 16 | 743,05 | 46,44 | 1 |
| 2020 | 10 | 642,95 | 64,30 | 1 |
| 2021 | 43 | 1.934,15 | 44,98 | 3 |
| 2022 | 39 | 2.015,47 | 51,68 | 3 |
| 2023 | 41 | 1.735,28 | 42,32 | 4 |
| 2024 | 52 | 1.899,99 | 36,54 | 4 |
| totale | 484 | 17.206,99 | 35,55 | 26 |