| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 605 | 11.636,10 | 19,23 | 2 |
| 2007 | 287 | 7.342,86 | 25,58 | 2 |
| 2008 | 51 | 1.691,88 | 33,17 | 1 |
| 2009 | 241 | 5.646,88 | 23,43 | 3 |
| 2010 | 190 | 4.411,83 | 23,22 | 3 |
| 2011 | 82 | 3.117,70 | 38,02 | 2 |
| 2012 | 287 | 7.079,67 | 24,67 | 5 |
| 2013 | 239 | 5.390,24 | 22,55 | 3 |
| 2014 | 264 | 6.034,67 | 22,86 | 3 |
| 2015 | 300 | 6.922,07 | 23,07 | 5 |
| 2016 | 298 | 6.695,22 | 22,47 | 3 |
| 2017 | 313 | 7.179,20 | 22,94 | 4 |
| 2018 | 373 | 8.793,11 | 23,57 | 5 |
| 2019 | 377 | 9.005,56 | 23,89 | 5 |
| 2020 | 386 | 9.333,17 | 24,18 | 5 |
| 2021 | 361 | 8.788,12 | 24,34 | 5 |
| 2022 | 373 | 10.170,94 | 27,27 | 5 |
| 2023 | 373 | 11.701,63 | 31,37 | 7 |
| 2024 | 426 | 11.293,81 | 26,51 | 9 |
| totale | 5.826 | 142.234,66 | 24,41 | 77 |