| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 415 | 9.632,60 | 23,21 | 3 |
| 2007 | 142 | 3.520,58 | 24,79 | 1 |
| 2008 | 244 | 6.004,61 | 24,61 | 3 |
| 2009 | 358 | 8.987,10 | 25,10 | 5 |
| 2010 | 416 | 8.396,20 | 20,18 | 6 |
| 2011 | 300 | 7.295,35 | 24,32 | 4 |
| 2012 | 420 | 9.383,37 | 22,34 | 4 |
| 2013 | 438 | 8.939,09 | 20,41 | 7 |
| 2014 | 435 | 11.673,95 | 26,84 | 4 |
| 2015 | 402 | 10.189,02 | 25,35 | 4 |
| 2016 | 340 | 8.904,77 | 26,19 | 4 |
| 2017 | 338 | 8.543,84 | 25,28 | 4 |
| 2018 | 340 | 7.903,55 | 23,25 | 4 |
| 2019 | 372 | 9.110,37 | 24,49 | 4 |
| 2020 | 348 | 11.068,78 | 31,81 | 4 |
| 2021 | 400 | 12.651,07 | 31,63 | 5 |
| 2022 | 371 | 11.967,77 | 32,26 | 4 |
| 2023 | 358 | 8.980,93 | 25,09 | 4 |
| 2024 | 390 | 9.104,27 | 23,34 | 5 |
| totale | 6.827 | 172.257,22 | 25,23 | 79 |