| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 311 | 4.588,95 | 14,76 | 2 |
| 2007 | 392 | 7.003,65 | 17,87 | 2 |
| 2008 | 227 | 4.525,33 | 19,94 | 2 |
| 2009 | 270 | 5.278,44 | 19,55 | 3 |
| 2010 | 293 | 5.398,96 | 18,43 | 4 |
| 2011 | 327 | 5.542,98 | 16,95 | 3 |
| 2012 | 239 | 4.185,61 | 17,51 | 5 |
| 2013 | 296 | 4.573,93 | 15,45 | 3 |
| 2014 | 273 | 5.579,51 | 20,44 | 7 |
| 2015 | 270 | 4.903,70 | 18,16 | 6 |
| 2016 | 344 | 6.030,83 | 17,53 | 5 |
| 2017 | 343 | 6.009,37 | 17,52 | 4 |
| 2018 | 338 | 5.595,05 | 16,55 | 4 |
| 2019 | 381 | 6.165,61 | 16,18 | 4 |
| 2020 | 380 | 5.972,48 | 15,72 | 4 |
| 2021 | 443 | 7.772,85 | 17,55 | 5 |
| 2022 | 401 | 7.057,26 | 17,60 | 4 |
| 2023 | 490 | 7.938,87 | 16,20 | 4 |
| 2024 | 478 | 7.821,98 | 16,36 | 5 |
| totale | 6.496 | 111.945,36 | 17,23 | 76 |