| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 111 | 1.419,65 | 12,79 | 1 |
| 2009 | 22 | 367,93 | 16,72 | 2 |
| 2010 | 84 | 3.102,59 | 36,94 | 3 |
| 2011 | 170 | 3.909,36 | 23,00 | 2 |
| 2012 | 168 | 4.162,13 | 24,77 | 3 |
| 2013 | 144 | 3.469,87 | 24,10 | 3 |
| 2014 | 149 | 4.473,07 | 30,02 | 3 |
| 2015 | 146 | 4.413,81 | 30,23 | 2 |
| 2016 | 15 | 404,60 | 26,97 | 1 |
| 2017 | 15 | 377,56 | 25,17 | 1 |
| 2018 | 10 | 337,02 | 33,70 | 2 |
| 2019 | 8 | 197,64 | 24,71 | 2 |
| 2020 | 16 | 453,19 | 28,32 | 2 |
| 2021 | 17 | 390,96 | 23,00 | 2 |
| 2022 | 26 | 658,99 | 25,35 | 2 |
| 2023 | 24 | 546,09 | 22,75 | 2 |
| 2024 | 21 | 468,65 | 22,32 | 3 |
| totale | 1.146 | 29.153,11 | 25,44 | 36 |