| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 460 | 7.613,16 | 16,55 | 2 |
| 2007 | 11 | 464,22 | 42,20 | 1 |
| 2008 | 76 | 2.435,28 | 32,04 | 2 |
| 2009 | 195 | 4.358,95 | 22,35 | 4 |
| 2010 | 163 | 2.679,52 | 16,44 | 3 |
| 2011 | 32 | 520,34 | 16,26 | 1 |
| 2012 | 277 | 5.691,28 | 20,55 | 4 |
| 2013 | 314 | 7.030,06 | 22,39 | 6 |
| 2014 | 273 | 6.978,89 | 25,56 | 4 |
| 2015 | 353 | 9.633,99 | 27,29 | 5 |
| 2016 | 292 | 8.015,22 | 27,45 | 4 |
| 2017 | 278 | 7.757,38 | 27,90 | 4 |
| 2018 | 274 | 7.636,99 | 27,87 | 4 |
| 2019 | 407 | 10.728,14 | 26,36 | 7 |
| 2020 | 450 | 12.946,64 | 28,77 | 6 |
| 2021 | 407 | 10.925,34 | 26,84 | 6 |
| 2022 | 418 | 11.742,01 | 28,09 | 6 |
| 2023 | 464 | 12.701,82 | 27,37 | 6 |
| 2024 | 461 | 11.799,54 | 25,60 | 6 |
| totale | 5.605 | 141.658,77 | 25,27 | 81 |