| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 408 | 8.084,02 | 19,81 | 4 |
| 2007 | 485 | 11.909,67 | 24,56 | 5 |
| 2008 | 528 | 12.990,67 | 24,60 | 4 |
| 2009 | 297 | 6.612,56 | 22,26 | 3 |
| 2010 | 501 | 10.485,62 | 20,93 | 5 |
| 2011 | 469 | 9.485,00 | 20,22 | 3 |
| 2012 | 341 | 7.116,80 | 20,87 | 4 |
| 2013 | 389 | 7.771,72 | 19,98 | 4 |
| 2014 | 354 | 9.063,21 | 25,60 | 4 |
| 2015 | 318 | 8.153,30 | 25,64 | 4 |
| 2016 | 309 | 8.098,29 | 26,21 | 4 |
| 2017 | 306 | 7.356,88 | 24,04 | 4 |
| 2018 | 290 | 6.646,35 | 22,92 | 4 |
| 2019 | 294 | 7.234,77 | 24,61 | 4 |
| 2020 | 294 | 7.109,33 | 24,18 | 4 |
| 2021 | 283 | 6.762,81 | 23,90 | 4 |
| 2022 | 281 | 7.067,39 | 25,15 | 4 |
| 2023 | 86 | 1.638,76 | 19,06 | 3 |
| 2024 | 263 | 6.676,12 | 25,38 | 4 |
| totale | 6.496 | 150.263,27 | 23,13 | 75 |