| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 490 | 10.435,14 | 21,30 | 5 |
| 2007 | 187 | 4.606,07 | 24,63 | 4 |
| 2008 | 183 | 6.158,59 | 33,65 | 5 |
| 2009 | 301 | 7.291,84 | 24,23 | 8 |
| 2010 | 303 | 5.736,93 | 18,93 | 8 |
| 2011 | 205 | 4.703,25 | 22,94 | 5 |
| 2012 | 355 | 8.892,20 | 25,05 | 8 |
| 2013 | 385 | 9.472,12 | 24,60 | 7 |
| 2014 | 329 | 9.838,51 | 29,90 | 6 |
| 2015 | 318 | 8.733,31 | 27,46 | 6 |
| 2016 | 371 | 10.493,39 | 28,28 | 9 |
| 2017 | 374 | 10.301,91 | 27,55 | 9 |
| 2018 | 371 | 9.026,55 | 24,33 | 9 |
| 2019 | 359 | 8.779,61 | 24,46 | 10 |
| 2020 | 362 | 9.335,81 | 25,79 | 10 |
| 2021 | 392 | 9.822,83 | 25,06 | 11 |
| 2022 | 371 | 10.118,12 | 27,27 | 9 |
| 2023 | 443 | 11.854,44 | 26,76 | 9 |
| 2024 | 441 | 12.306,77 | 27,91 | 10 |
| totale | 6.540 | 167.907,39 | 25,67 | 148 |