| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 446 | 12.668,67 | 28,41 | 2 |
| 2007 | 227 | 8.127,73 | 35,80 | 1 |
| 2008 | 196 | 7.683,05 | 39,20 | 2 |
| 2009 | 236 | 8.945,66 | 37,91 | 2 |
| 2010 | 134 | 2.632,47 | 19,65 | 2 |
| 2011 | 149 | 5.459,51 | 36,64 | 1 |
| 2012 | 333 | 10.239,22 | 30,75 | 3 |
| 2013 | 475 | 12.900,52 | 27,16 | 3 |
| 2014 | 419 | 15.260,45 | 36,42 | 3 |
| 2015 | 390 | 16.174,63 | 41,47 | 3 |
| 2016 | 296 | 12.730,09 | 43,01 | 2 |
| 2017 | 297 | 12.812,34 | 43,14 | 2 |
| 2018 | 299 | 11.401,41 | 38,13 | 2 |
| 2019 | 311 | 11.270,22 | 36,24 | 2 |
| 2020 | 313 | 12.283,29 | 39,24 | 2 |
| 2021 | 303 | 12.228,66 | 40,36 | 2 |
| 2022 | 283 | 15.209,87 | 53,75 | 2 |
| 2023 | 353 | 20.680,40 | 58,58 | 5 |
| 2024 | 242 | 7.294,04 | 30,14 | 5 |
| totale | 5.702 | 216.002,23 | 37,88 | 46 |