| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 81 | 1.603,12 | 19,79 | 1 |
| 2009 | 19 | 525,43 | 27,65 | 1 |
| 2010 | 59 | 1.825,80 | 30,95 | 2 |
| 2012 | 76 | 2.491,51 | 32,78 | 2 |
| 2013 | 57 | 1.668,46 | 29,27 | 2 |
| 2014 | 57 | 2.242,21 | 39,34 | 2 |
| 2015 | 104 | 3.994,98 | 38,41 | 3 |
| 2016 | 22 | 461,50 | 20,98 | 1 |
| 2017 | 37 | 924,95 | 25,00 | 2 |
| 2018 | 94 | 2.893,41 | 30,78 | 2 |
| 2019 | 126 | 4.204,46 | 33,37 | 2 |
| 2020 | 114 | 3.944,91 | 34,60 | 2 |
| 2021 | 83 | 2.603,52 | 31,37 | 2 |
| 2022 | 29 | 638,37 | 22,01 | 1 |
| 2023 | 25 | 465,26 | 18,61 | 1 |
| 2024 | 18 | 346,93 | 19,27 | 1 |
| totale | 1.001 | 30.834,82 | 30,80 | 27 |