| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 471 | 12.371,43 | 26,27 | 3 |
| 2007 | 427 | 12.999,16 | 30,44 | 5 |
| 2008 | 407 | 11.440,39 | 28,11 | 5 |
| 2009 | 439 | 12.817,26 | 29,20 | 6 |
| 2010 | 403 | 10.147,93 | 25,18 | 5 |
| 2011 | 344 | 8.563,28 | 24,89 | 5 |
| 2012 | 347 | 8.605,85 | 24,80 | 7 |
| 2013 | 373 | 9.485,05 | 25,43 | 6 |
| 2014 | 309 | 9.211,79 | 29,81 | 4 |
| 2015 | 300 | 9.250,31 | 30,83 | 4 |
| 2016 | 296 | 9.478,43 | 32,02 | 4 |
| 2017 | 295 | 8.941,07 | 30,31 | 5 |
| 2018 | 249 | 7.202,73 | 28,93 | 4 |
| 2019 | 305 | 9.909,14 | 32,49 | 5 |
| 2020 | 269 | 8.852,33 | 32,91 | 5 |
| 2021 | 284 | 9.741,16 | 34,30 | 6 |
| 2022 | 268 | 8.668,80 | 32,35 | 6 |
| 2023 | 270 | 8.948,67 | 33,14 | 7 |
| 2024 | 297 | 9.599,53 | 32,32 | 6 |
| totale | 6.353 | 186.234,31 | 29,31 | 98 |