| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 379 | 7.057,36 | 18,62 | 3 |
| 2007 | 307 | 7.916,65 | 25,79 | 2 |
| 2008 | 345 | 8.631,65 | 25,02 | 2 |
| 2009 | 396 | 9.430,80 | 23,82 | 3 |
| 2010 | 447 | 7.133,65 | 15,96 | 4 |
| 2011 | 412 | 7.617,94 | 18,49 | 4 |
| 2012 | 417 | 7.672,08 | 18,40 | 6 |
| 2013 | 448 | 8.182,70 | 18,26 | 6 |
| 2014 | 431 | 10.453,26 | 24,25 | 4 |
| 2015 | 416 | 10.089,68 | 24,25 | 4 |
| 2016 | 375 | 9.774,58 | 26,07 | 3 |
| 2017 | 367 | 9.115,18 | 24,84 | 3 |
| 2018 | 375 | 9.697,54 | 25,86 | 3 |
| 2019 | 355 | 8.822,37 | 24,85 | 3 |
| 2020 | 325 | 8.870,99 | 27,30 | 3 |
| 2021 | 318 | 8.107,88 | 25,50 | 3 |
| 2022 | 295 | 8.100,96 | 27,46 | 3 |
| 2023 | 291 | 7.984,53 | 27,44 | 4 |
| 2024 | 292 | 6.739,12 | 23,08 | 4 |
| totale | 6.991 | 161.398,92 | 23,09 | 67 |