| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 455 | 9.306,19 | 20,45 | 6 |
| 2007 | 210 | 5.284,39 | 25,16 | 5 |
| 2008 | 244 | 5.995,97 | 24,57 | 7 |
| 2009 | 253 | 6.774,84 | 26,78 | 6 |
| 2010 | 249 | 5.698,53 | 22,89 | 6 |
| 2011 | 189 | 4.358,46 | 23,06 | 4 |
| 2012 | 277 | 6.278,08 | 22,66 | 5 |
| 2013 | 353 | 7.930,66 | 22,47 | 5 |
| 2014 | 418 | 10.009,43 | 23,95 | 4 |
| 2015 | 366 | 8.984,73 | 24,55 | 6 |
| 2016 | 225 | 5.973,82 | 26,55 | 4 |
| 2017 | 468 | 10.696,18 | 22,86 | 6 |
| 2018 | 453 | 10.470,03 | 23,11 | 7 |
| 2019 | 448 | 9.743,97 | 21,75 | 7 |
| 2020 | 404 | 9.651,03 | 23,89 | 7 |
| 2021 | 399 | 9.777,25 | 24,50 | 8 |
| 2022 | 320 | 7.725,54 | 24,14 | 7 |
| 2023 | 318 | 8.100,99 | 25,47 | 7 |
| 2024 | 281 | 6.680,34 | 23,77 | 8 |
| totale | 6.330 | 149.440,43 | 23,61 | 115 |