| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 19 | 290,24 | 15,28 | 1 |
| 2008 | 44 | 750,38 | 17,05 | 1 |
| 2009 | 3 | 17,92 | 5,97 | 1 |
| 2010 | 17 | 190,83 | 11,23 | 2 |
| 2012 | 4 | 21,49 | 5,37 | 1 |
| 2013 | 11 | 192,71 | 17,52 | 1 |
| 2014 | 4 | 36,12 | 9,03 | 2 |
| 2015 | 23 | 461,97 | 20,09 | 3 |
| 2016 | 55 | 789,55 | 14,36 | 2 |
| 2017 | 99 | 1.624,35 | 16,41 | 2 |
| 2018 | 20 | 292,45 | 14,62 | 2 |
| 2019 | 18 | 324,07 | 18,00 | 2 |
| 2020 | 23 | 433,67 | 18,86 | 2 |
| 2021 | 24 | 489,47 | 20,39 | 2 |
| 2022 | 24 | 593,96 | 24,75 | 2 |
| 2023 | 22 | 515,20 | 23,42 | 2 |
| 2024 | 20 | 331,93 | 16,60 | 2 |
| totale | 430 | 7.356,31 | 17,11 | 30 |