| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 25 | 326,77 | 13,07 | 1 |
| 2007 | 168 | 2.273,38 | 13,53 | 1 |
| 2008 | 216 | 2.991,57 | 13,85 | 1 |
| 2009 | 292 | 4.115,70 | 14,09 | 2 |
| 2010 | 324 | 3.746,13 | 11,56 | 2 |
| 2011 | 263 | 3.601,89 | 13,70 | 2 |
| 2012 | 299 | 4.073,58 | 13,62 | 3 |
| 2013 | 367 | 4.365,28 | 11,89 | 3 |
| 2014 | 556 | 9.348,24 | 16,81 | 5 |
| 2015 | 291 | 4.800,34 | 16,50 | 4 |
| 2016 | 372 | 6.052,70 | 16,27 | 4 |
| 2017 | 423 | 6.859,04 | 16,22 | 4 |
| 2018 | 504 | 8.697,63 | 17,26 | 5 |
| 2019 | 657 | 10.653,79 | 16,22 | 5 |
| 2020 | 474 | 8.087,11 | 17,06 | 5 |
| 2021 | 278 | 5.350,30 | 19,25 | 4 |
| 2022 | 263 | 5.558,24 | 21,13 | 4 |
| 2023 | 256 | 4.621,76 | 18,05 | 4 |
| 2024 | 274 | 5.044,80 | 18,41 | 4 |
| totale | 6.302 | 100.568,25 | 15,96 | 63 |