| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 335 | 5.420,46 | 16,18 | 2 |
| 2007 | 329 | 8.233,38 | 25,03 | 1 |
| 2008 | 330 | 7.802,24 | 23,64 | 1 |
| 2009 | 341 | 7.558,72 | 22,17 | 2 |
| 2010 | 380 | 6.786,29 | 17,86 | 3 |
| 2011 | 364 | 5.942,01 | 16,32 | 2 |
| 2012 | 359 | 8.013,65 | 22,32 | 3 |
| 2013 | 425 | 7.403,02 | 17,42 | 3 |
| 2015 | 393 | 8.947,80 | 22,77 | 3 |
| 2016 | 393 | 8.548,62 | 21,75 | 3 |
| 2017 | 384 | 7.543,56 | 19,64 | 3 |
| 2018 | 389 | 8.265,24 | 21,25 | 4 |
| 2019 | 413 | 8.797,18 | 21,30 | 4 |
| 2020 | 403 | 7.999,25 | 19,85 | 4 |
| 2021 | 353 | 7.179,82 | 20,34 | 4 |
| 2022 | 342 | 7.152,49 | 20,91 | 4 |
| 2023 | 358 | 7.846,42 | 21,92 | 4 |
| 2024 | 412 | 8.421,02 | 20,44 | 4 |
| totale | 6.703 | 137.861,17 | 20,57 | 54 |