| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 13 | 121,69 | 9,36 | 1 |
| 2009 | 2 | 26,75 | 13,38 | 1 |
| 2010 | 3 | 33,86 | 11,29 | 2 |
| 2011 | 2 | 18,03 | 9,02 | 1 |
| 2012 | 27 | 177,13 | 6,56 | 2 |
| 2013 | 23 | 122,82 | 5,34 | 2 |
| 2014 | 72 | 1.676,45 | 23,28 | 2 |
| 2015 | 77 | 1.655,83 | 21,50 | 2 |
| 2016 | 64 | 1.514,27 | 23,66 | 2 |
| 2017 | 61 | 1.393,21 | 22,84 | 2 |
| 2018 | 43 | 944,45 | 21,96 | 2 |
| 2019 | 50 | 1.294,61 | 25,89 | 2 |
| 2020 | 41 | 941,23 | 22,96 | 2 |
| 2021 | 33 | 753,34 | 22,83 | 2 |
| 2022 | 19 | 650,61 | 34,24 | 2 |
| 2023 | 36 | 1.614,41 | 44,84 | 3 |
| 2024 | 21 | 679,57 | 32,36 | 3 |
| totale | 587 | 13.618,26 | 23,20 | 33 |