| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 478 | 9.986,43 | 20,89 | 2 |
| 2008 | 350 | 8.887,23 | 25,39 | 1 |
| 2009 | 468 | 11.267,69 | 24,08 | 2 |
| 2010 | 634 | 13.167,89 | 20,77 | 3 |
| 2011 | 433 | 9.512,81 | 21,97 | 1 |
| 2012 | 544 | 11.236,96 | 20,66 | 2 |
| 2013 | 607 | 12.674,51 | 20,88 | 3 |
| 2014 | 719 | 18.712,30 | 26,03 | 4 |
| 2015 | 711 | 18.727,13 | 26,34 | 4 |
| 2016 | 796 | 21.482,43 | 26,99 | 4 |
| 2017 | 752 | 20.364,80 | 27,08 | 4 |
| 2018 | 700 | 18.624,02 | 26,61 | 4 |
| 2019 | 734 | 21.572,18 | 29,39 | 4 |
| 2020 | 520 | 15.132,70 | 29,10 | 4 |
| 2021 | 481 | 14.987,58 | 31,16 | 4 |
| 2022 | 443 | 15.098,98 | 34,08 | 4 |
| 2023 | 453 | 14.146,18 | 31,23 | 5 |
| 2024 | 415 | 13.229,10 | 31,88 | 5 |
| totale | 10.238 | 268.810,92 | 26,26 | 60 |