| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 12 | 145,77 | 12,15 | 1 |
| 2007 | 251 | 4.743,30 | 18,90 | 1 |
| 2008 | 291 | 4.422,89 | 15,20 | 1 |
| 2009 | 406 | 8.752,62 | 21,56 | 3 |
| 2010 | 499 | 8.724,48 | 17,48 | 3 |
| 2011 | 379 | 6.754,41 | 17,82 | 2 |
| 2012 | 418 | 7.539,21 | 18,04 | 3 |
| 2013 | 402 | 6.859,46 | 17,06 | 3 |
| 2014 | 301 | 6.820,25 | 22,66 | 2 |
| 2015 | 284 | 6.466,19 | 22,77 | 2 |
| 2016 | 279 | 7.071,44 | 25,35 | 2 |
| 2017 | 266 | 5.886,42 | 22,13 | 2 |
| 2018 | 261 | 5.584,63 | 21,40 | 2 |
| 2019 | 283 | 6.023,94 | 21,29 | 2 |
| 2020 | 276 | 6.293,99 | 22,80 | 2 |
| 2021 | 260 | 6.990,72 | 26,89 | 2 |
| 2022 | 251 | 5.997,95 | 23,90 | 2 |
| 2023 | 272 | 6.365,44 | 23,40 | 2 |
| 2024 | 273 | 6.287,79 | 23,03 | 2 |
| totale | 5.664 | 117.730,90 | 20,79 | 39 |