| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 368 | 7.944,47 | 21,59 | 3 |
| 2007 | 308 | 7.897,87 | 25,64 | 1 |
| 2008 | 358 | 10.659,64 | 29,78 | 3 |
| 2009 | 422 | 12.214,46 | 28,94 | 4 |
| 2010 | 515 | 12.743,47 | 24,74 | 3 |
| 2011 | 425 | 11.247,01 | 26,46 | 2 |
| 2012 | 463 | 11.210,67 | 24,21 | 3 |
| 2013 | 434 | 9.348,95 | 21,54 | 3 |
| 2014 | 412 | 11.644,39 | 28,26 | 3 |
| 2015 | 378 | 10.606,62 | 28,06 | 3 |
| 2016 | 376 | 9.882,36 | 26,28 | 3 |
| 2017 | 367 | 9.844,54 | 26,82 | 3 |
| 2018 | 327 | 7.645,35 | 23,38 | 3 |
| 2019 | 356 | 8.112,89 | 22,79 | 3 |
| 2020 | 364 | 8.721,96 | 23,96 | 3 |
| 2021 | 342 | 8.818,65 | 25,79 | 3 |
| 2022 | 284 | 6.961,64 | 24,51 | 2 |
| 2023 | 298 | 7.446,57 | 24,99 | 3 |
| 2024 | 292 | 7.865,67 | 26,94 | 3 |
| totale | 7.089 | 180.817,18 | 25,51 | 54 |