| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 248 | 3.394,58 | 13,69 | 2 |
| 2008 | 357 | 7.185,05 | 20,13 | 1 |
| 2009 | 594 | 10.831,95 | 18,24 | 2 |
| 2010 | 394 | 6.908,55 | 17,53 | 2 |
| 2011 | 370 | 7.006,45 | 18,94 | 1 |
| 2012 | 367 | 6.973,90 | 19,00 | 2 |
| 2013 | 280 | 5.831,94 | 20,83 | 3 |
| 2014 | 20 | 835,08 | 41,75 | 1 |
| 2015 | 199 | 5.258,00 | 26,42 | 2 |
| 2016 | 177 | 6.582,16 | 37,19 | 3 |
| 2017 | 155 | 6.860,16 | 44,26 | 3 |
| 2018 | 285 | 9.854,90 | 34,58 | 3 |
| 2019 | 292 | 10.087,89 | 34,55 | 4 |
| 2020 | 329 | 11.177,74 | 33,97 | 4 |
| 2021 | 228 | 10.833,78 | 47,52 | 4 |
| 2022 | 182 | 9.652,13 | 53,03 | 4 |
| 2023 | 206 | 9.906,21 | 48,09 | 4 |
| 2024 | 305 | 11.089,63 | 36,36 | 4 |
| totale | 4.988 | 140.270,10 | 28,12 | 49 |