| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 755 | 15.221,53 | 20,16 | 3 |
| 2007 | 554 | 12.563,02 | 22,68 | 2 |
| 2008 | 376 | 8.513,83 | 22,64 | 1 |
| 2009 | 178 | 4.759,68 | 26,74 | 2 |
| 2010 | 656 | 13.082,44 | 19,94 | 3 |
| 2011 | 492 | 11.107,36 | 22,58 | 2 |
| 2012 | 588 | 12.605,79 | 21,44 | 3 |
| 2013 | 557 | 10.852,59 | 19,48 | 3 |
| 2014 | 487 | 12.009,37 | 24,66 | 3 |
| 2015 | 447 | 10.834,82 | 24,24 | 3 |
| 2016 | 263 | 6.587,10 | 25,05 | 2 |
| 2017 | 261 | 6.067,16 | 23,25 | 2 |
| 2018 | 267 | 6.166,06 | 23,09 | 2 |
| 2019 | 458 | 11.921,44 | 26,03 | 3 |
| 2020 | 427 | 12.426,87 | 29,10 | 3 |
| 2021 | 407 | 10.807,05 | 26,55 | 3 |
| 2022 | 403 | 12.240,54 | 30,37 | 3 |
| 2023 | 410 | 11.487,34 | 28,02 | 4 |
| 2024 | 435 | 10.418,21 | 23,95 | 5 |
| totale | 8.421 | 199.672,20 | 23,71 | 52 |