| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 351 | 7.165,14 | 20,41 | 3 |
| 2007 | 443 | 12.173,30 | 27,48 | 3 |
| 2008 | 347 | 8.783,64 | 25,31 | 2 |
| 2009 | 343 | 7.194,05 | 20,97 | 4 |
| 2010 | 399 | 8.107,50 | 20,32 | 5 |
| 2011 | 369 | 7.377,07 | 19,99 | 4 |
| 2012 | 320 | 6.611,82 | 20,66 | 5 |
| 2013 | 408 | 7.843,81 | 19,23 | 5 |
| 2014 | 409 | 10.355,48 | 25,32 | 5 |
| 2015 | 390 | 10.034,99 | 25,73 | 5 |
| 2016 | 386 | 10.507,39 | 27,22 | 5 |
| 2017 | 366 | 9.671,70 | 26,43 | 6 |
| 2018 | 440 | 11.468,33 | 26,06 | 6 |
| 2019 | 483 | 12.514,08 | 25,91 | 6 |
| 2020 | 471 | 12.444,77 | 26,42 | 6 |
| 2021 | 441 | 11.940,10 | 27,08 | 7 |
| 2022 | 288 | 7.896,10 | 27,42 | 5 |
| 2023 | 309 | 7.899,51 | 25,56 | 8 |
| 2024 | 327 | 7.629,96 | 23,33 | 8 |
| totale | 7.290 | 177.618,74 | 24,36 | 98 |