| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 291 | 4.108,85 | 14,12 | 2 |
| 2007 | 263 | 5.908,96 | 22,47 | 1 |
| 2008 | 267 | 5.978,09 | 22,39 | 1 |
| 2009 | 292 | 6.686,81 | 22,90 | 2 |
| 2010 | 297 | 6.384,36 | 21,50 | 3 |
| 2011 | 316 | 7.190,02 | 22,75 | 2 |
| 2012 | 305 | 4.905,98 | 16,09 | 3 |
| 2013 | 361 | 5.628,09 | 15,59 | 3 |
| 2014 | 372 | 6.407,12 | 17,22 | 3 |
| 2015 | 386 | 6.702,15 | 17,36 | 3 |
| 2016 | 364 | 6.852,01 | 18,82 | 3 |
| 2017 | 319 | 6.131,64 | 19,22 | 2 |
| 2018 | 329 | 6.138,25 | 18,66 | 2 |
| 2019 | 322 | 6.092,04 | 18,92 | 2 |
| 2020 | 325 | 6.036,48 | 18,57 | 2 |
| 2021 | 309 | 5.371,27 | 17,38 | 2 |
| 2022 | 416 | 7.261,98 | 17,46 | 3 |
| 2023 | 430 | 6.653,83 | 15,47 | 4 |
| 2024 | 462 | 8.177,02 | 17,70 | 4 |
| totale | 6.426 | 118.614,95 | 18,46 | 47 |