| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.035 | 18.658,68 | 18,03 | 2 |
| 2008 | 323 | 7.398,35 | 22,91 | 1 |
| 2009 | 680 | 14.320,79 | 21,06 | 4 |
| 2010 | 676 | 11.371,42 | 16,82 | 2 |
| 2011 | 391 | 7.046,13 | 18,02 | 1 |
| 2012 | 725 | 12.431,64 | 17,15 | 4 |
| 2013 | 691 | 11.607,59 | 16,80 | 4 |
| 2014 | 632 | 13.344,93 | 21,12 | 3 |
| 2015 | 598 | 13.738,16 | 22,97 | 4 |
| 2016 | 540 | 12.715,07 | 23,55 | 4 |
| 2017 | 498 | 11.275,15 | 22,64 | 4 |
| 2018 | 504 | 11.302,64 | 22,43 | 3 |
| 2019 | 471 | 10.185,68 | 21,63 | 4 |
| 2020 | 494 | 10.706,78 | 21,67 | 4 |
| 2021 | 479 | 11.146,39 | 23,27 | 4 |
| 2022 | 465 | 11.814,12 | 25,41 | 4 |
| 2023 | 451 | 10.177,99 | 22,57 | 5 |
| 2024 | 484 | 9.974,46 | 20,61 | 6 |
| totale | 10.137 | 209.215,97 | 20,64 | 63 |