| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 92 | 1.398,25 | 15,20 | 1 |
| 2008 | 474 | 15.258,30 | 32,19 | 1 |
| 2009 | 418 | 14.809,77 | 35,43 | 2 |
| 2010 | 430 | 11.602,07 | 26,98 | 2 |
| 2011 | 392 | 10.950,81 | 27,94 | 1 |
| 2012 | 415 | 9.571,13 | 23,06 | 2 |
| 2013 | 396 | 10.735,62 | 27,11 | 2 |
| 2014 | 390 | 12.729,08 | 32,64 | 2 |
| 2015 | 387 | 11.723,23 | 30,29 | 2 |
| 2016 | 351 | 12.036,85 | 34,29 | 2 |
| 2017 | 307 | 9.963,60 | 32,45 | 2 |
| 2018 | 284 | 8.593,74 | 30,26 | 2 |
| 2019 | 257 | 7.586,29 | 29,52 | 2 |
| 2020 | 245 | 7.643,81 | 31,20 | 2 |
| 2021 | 187 | 5.972,95 | 31,94 | 2 |
| 2022 | 124 | 4.938,31 | 39,83 | 2 |
| 2023 | 119 | 4.443,07 | 37,34 | 2 |
| 2024 | 143 | 5.583,94 | 39,05 | 2 |
| totale | 5.411 | 165.540,82 | 30,59 | 33 |