| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 341 | 9.486,83 | 27,82 | 2 |
| 2007 | 152 | 4.052,61 | 26,66 | 1 |
| 2008 | 258 | 7.749,29 | 30,04 | 1 |
| 2009 | 325 | 9.010,14 | 27,72 | 2 |
| 2010 | 351 | 7.951,43 | 22,65 | 2 |
| 2011 | 309 | 7.248,56 | 23,46 | 1 |
| 2012 | 335 | 8.819,82 | 26,33 | 3 |
| 2013 | 338 | 7.667,63 | 22,69 | 3 |
| 2014 | 341 | 10.256,02 | 30,08 | 2 |
| 2015 | 353 | 10.197,06 | 28,89 | 3 |
| 2016 | 339 | 9.723,98 | 28,68 | 3 |
| 2017 | 315 | 9.314,18 | 29,57 | 3 |
| 2018 | 329 | 9.197,26 | 27,96 | 3 |
| 2019 | 344 | 9.931,38 | 28,87 | 3 |
| 2020 | 281 | 8.165,98 | 29,06 | 3 |
| 2021 | 299 | 8.621,60 | 28,83 | 5 |
| 2022 | 246 | 7.135,42 | 29,01 | 5 |
| 2023 | 290 | 9.460,34 | 32,62 | 5 |
| 2024 | 248 | 7.054,74 | 28,45 | 5 |
| totale | 5.794 | 161.044,27 | 27,80 | 55 |