| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 285 | 5.827,49 | 20,45 | 2 |
| 2007 | 233 | 5.558,17 | 23,85 | 2 |
| 2008 | 292 | 7.376,76 | 25,26 | 2 |
| 2009 | 348 | 8.886,32 | 25,54 | 3 |
| 2010 | 351 | 8.157,09 | 23,24 | 3 |
| 2011 | 362 | 7.627,17 | 21,07 | 2 |
| 2012 | 406 | 9.848,19 | 24,26 | 4 |
| 2013 | 444 | 10.511,14 | 23,67 | 4 |
| 2014 | 430 | 12.323,53 | 28,66 | 3 |
| 2015 | 407 | 11.276,09 | 27,71 | 3 |
| 2016 | 509 | 14.152,75 | 27,81 | 5 |
| 2017 | 614 | 16.836,69 | 27,42 | 5 |
| 2018 | 610 | 16.581,83 | 27,18 | 7 |
| 2019 | 356 | 10.281,34 | 28,88 | 6 |
| 2020 | 321 | 9.069,02 | 28,25 | 6 |
| 2021 | 343 | 9.699,91 | 28,28 | 6 |
| 2022 | 315 | 8.604,32 | 27,32 | 7 |
| 2023 | 346 | 10.535,42 | 30,45 | 7 |
| 2024 | 393 | 12.745,51 | 32,43 | 8 |
| totale | 7.365 | 195.898,74 | 26,60 | 85 |