| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 67 | 1.512,00 | 22,57 | 4 |
| 2007 | 512 | 14.118,07 | 27,57 | 6 |
| 2008 | 470 | 13.043,60 | 27,75 | 3 |
| 2009 | 412 | 10.513,27 | 25,52 | 3 |
| 2010 | 446 | 9.434,40 | 21,15 | 4 |
| 2011 | 472 | 10.088,78 | 21,37 | 2 |
| 2012 | 460 | 10.733,82 | 23,33 | 3 |
| 2013 | 419 | 9.457,24 | 22,57 | 3 |
| 2014 | 430 | 11.510,91 | 26,77 | 3 |
| 2015 | 424 | 12.038,13 | 28,39 | 4 |
| 2016 | 403 | 11.981,68 | 29,73 | 5 |
| 2017 | 384 | 11.325,36 | 29,49 | 5 |
| 2018 | 409 | 15.335,97 | 37,50 | 6 |
| 2019 | 409 | 12.083,12 | 29,54 | 6 |
| 2020 | 384 | 16.914,10 | 44,05 | 6 |
| 2021 | 397 | 23.718,11 | 59,74 | 6 |
| 2022 | 422 | 28.934,66 | 68,57 | 6 |
| 2023 | 418 | 25.177,71 | 60,23 | 6 |
| 2024 | 412 | 24.462,44 | 59,37 | 6 |
| totale | 7.750 | 272.383,37 | 35,15 | 87 |