| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 317 | 5.321,77 | 16,79 | 1 |
| 2008 | 12 | 230,57 | 19,21 | 1 |
| 2009 | 600 | 12.783,27 | 21,31 | 3 |
| 2010 | 347 | 6.360,94 | 18,33 | 2 |
| 2011 | 350 | 6.062,20 | 17,32 | 1 |
| 2012 | 784 | 14.394,26 | 18,36 | 3 |
| 2013 | 801 | 13.161,52 | 16,43 | 3 |
| 2014 | 629 | 13.935,13 | 22,15 | 3 |
| 2015 | 454 | 10.476,72 | 23,08 | 3 |
| 2016 | 395 | 9.277,36 | 23,49 | 3 |
| 2017 | 332 | 7.713,27 | 23,23 | 3 |
| 2018 | 409 | 8.498,37 | 20,78 | 4 |
| 2019 | 341 | 7.939,16 | 23,28 | 4 |
| 2020 | 293 | 7.081,10 | 24,17 | 5 |
| 2021 | 230 | 5.511,13 | 23,96 | 5 |
| 2022 | 120 | 3.385,12 | 28,21 | 4 |
| 2023 | 131 | 3.767,56 | 28,76 | 4 |
| 2024 | 130 | 3.296,85 | 25,36 | 5 |
| totale | 6.675 | 139.196,30 | 20,85 | 57 |