| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 112 | 2.041,33 | 18,23 | 1 |
| 2008 | 203 | 3.387,50 | 16,69 | 1 |
| 2009 | 235 | 3.796,46 | 16,16 | 2 |
| 2010 | 213 | 3.135,96 | 14,72 | 2 |
| 2011 | 197 | 2.689,47 | 13,65 | 1 |
| 2012 | 317 | 5.414,57 | 17,08 | 3 |
| 2013 | 311 | 5.063,96 | 16,28 | 3 |
| 2014 | 329 | 6.819,46 | 20,73 | 3 |
| 2015 | 352 | 7.359,06 | 20,91 | 3 |
| 2016 | 458 | 10.382,78 | 22,67 | 3 |
| 2017 | 579 | 13.151,38 | 22,71 | 4 |
| 2018 | 647 | 14.344,18 | 22,17 | 4 |
| 2019 | 676 | 14.725,87 | 21,78 | 5 |
| 2020 | 641 | 14.538,60 | 22,68 | 5 |
| 2021 | 629 | 13.925,15 | 22,14 | 5 |
| 2022 | 522 | 11.978,30 | 22,95 | 4 |
| 2023 | 631 | 13.841,19 | 21,94 | 6 |
| 2024 | 640 | 13.927,57 | 21,76 | 6 |
| totale | 7.692 | 160.522,79 | 20,87 | 61 |