| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 483 | 9.730,01 | 20,14 | 2 |
| 2007 | 150 | 4.254,75 | 28,37 | 1 |
| 2008 | 194 | 5.758,88 | 29,68 | 1 |
| 2009 | 249 | 4.627,53 | 18,58 | 1 |
| 2010 | 359 | 6.818,68 | 18,99 | 3 |
| 2011 | 143 | 3.509,47 | 24,54 | 1 |
| 2012 | 485 | 9.929,13 | 20,47 | 2 |
| 2013 | 492 | 9.097,85 | 18,49 | 5 |
| 2014 | 545 | 13.657,78 | 25,06 | 6 |
| 2015 | 498 | 13.399,54 | 26,91 | 6 |
| 2016 | 481 | 12.582,49 | 26,16 | 6 |
| 2017 | 513 | 13.201,71 | 25,73 | 6 |
| 2018 | 450 | 11.567,96 | 25,71 | 7 |
| 2019 | 418 | 10.561,15 | 25,27 | 7 |
| 2020 | 374 | 9.610,33 | 25,70 | 7 |
| 2021 | 387 | 10.368,13 | 26,79 | 7 |
| 2022 | 341 | 9.846,08 | 28,87 | 7 |
| 2023 | 331 | 9.606,64 | 29,02 | 9 |
| 2024 | 351 | 9.954,08 | 28,36 | 10 |
| totale | 7.244 | 178.082,19 | 24,58 | 94 |