| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 325 | 9.183,41 | 28,26 | 2 |
| 2007 | 114 | 3.521,20 | 30,89 | 1 |
| 2008 | 166 | 5.919,67 | 35,66 | 1 |
| 2009 | 441 | 12.462,42 | 28,26 | 4 |
| 2010 | 599 | 15.305,66 | 25,55 | 4 |
| 2011 | 514 | 13.165,48 | 25,61 | 3 |
| 2012 | 585 | 14.122,97 | 24,14 | 4 |
| 2013 | 584 | 15.007,73 | 25,70 | 4 |
| 2014 | 567 | 18.329,27 | 32,33 | 4 |
| 2015 | 601 | 18.939,07 | 31,51 | 4 |
| 2016 | 605 | 21.272,46 | 35,16 | 4 |
| 2017 | 473 | 15.413,72 | 32,59 | 3 |
| 2018 | 414 | 13.429,20 | 32,44 | 3 |
| 2019 | 359 | 11.764,93 | 32,77 | 3 |
| 2020 | 303 | 9.999,05 | 33,00 | 2 |
| 2021 | 278 | 9.431,00 | 33,92 | 2 |
| 2022 | 272 | 9.160,94 | 33,68 | 2 |
| 2023 | 268 | 8.130,24 | 30,34 | 2 |
| 2024 | 282 | 8.538,89 | 30,28 | 2 |
| totale | 7.750 | 233.097,31 | 30,08 | 54 |