| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 412 | 8.317,98 | 20,19 | 1 |
| 2009 | 142 | 2.664,86 | 18,77 | 1 |
| 2010 | 276 | 4.860,19 | 17,61 | 3 |
| 2011 | 110 | 2.181,65 | 19,83 | 2 |
| 2012 | 301 | 5.239,25 | 17,41 | 3 |
| 2013 | 297 | 4.661,59 | 15,70 | 3 |
| 2014 | 297 | 6.592,29 | 22,20 | 3 |
| 2015 | 246 | 5.370,61 | 21,83 | 3 |
| 2016 | 317 | 7.543,96 | 23,80 | 4 |
| 2017 | 315 | 8.030,51 | 25,49 | 4 |
| 2018 | 309 | 7.484,26 | 24,22 | 5 |
| 2019 | 296 | 8.913,03 | 30,11 | 5 |
| 2020 | 298 | 9.015,08 | 30,25 | 4 |
| 2021 | 291 | 8.255,95 | 28,37 | 4 |
| 2022 | 334 | 10.998,46 | 32,93 | 5 |
| 2023 | 290 | 9.287,64 | 32,03 | 5 |
| 2024 | 324 | 9.425,54 | 29,09 | 6 |
| totale | 4.855 | 118.842,85 | 24,48 | 61 |