| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 12 | 137,67 | 11,47 | 1 |
| 2009 | 1 | 13,60 | 13,60 | 1 |
| 2010 | 3 | 33,10 | 11,03 | 1 |
| 2012 | 18 | 211,75 | 11,76 | 1 |
| 2013 | 16 | 207,59 | 12,97 | 1 |
| 2014 | 16 | 251,13 | 15,70 | 1 |
| 2015 | 7 | 144,95 | 20,71 | 1 |
| 2016 | 5 | 124,67 | 24,93 | 1 |
| 2017 | 5 | 104,93 | 20,99 | 1 |
| 2018 | 4 | 70,49 | 17,62 | 1 |
| 2019 | 5 | 90,29 | 18,06 | 1 |
| 2020 | 6 | 120,43 | 20,07 | 1 |
| 2021 | 6 | 158,59 | 26,43 | 1 |
| 2022 | 7 | 139,00 | 19,86 | 1 |
| 2023 | 7 | 165,46 | 23,64 | 1 |
| 2024 | 7 | 160,92 | 22,99 | 1 |
| totale | 125 | 2.134,57 | 17,08 | 16 |