| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 48 | 837,71 | 17,45 | 1 |
| 2009 | 5 | 89,27 | 17,85 | 1 |
| 2010 | 16 | 346,92 | 21,68 | 2 |
| 2011 | 15 | 224,78 | 14,99 | 1 |
| 2012 | 17 | 237,30 | 13,96 | 2 |
| 2013 | 15 | 188,20 | 12,55 | 2 |
| 2014 | 16 | 243,85 | 15,24 | 2 |
| 2015 | 17 | 277,08 | 16,30 | 2 |
| 2016 | 7 | 100,81 | 14,40 | 1 |
| 2017 | 34 | 558,95 | 16,44 | 2 |
| 2018 | 25 | 490,53 | 19,62 | 2 |
| 2019 | 29 | 510,38 | 17,60 | 2 |
| 2020 | 22 | 449,11 | 20,41 | 2 |
| 2021 | 17 | 376,34 | 22,14 | 2 |
| 2022 | 18 | 450,75 | 25,04 | 2 |
| 2023 | 14 | 220,90 | 15,78 | 2 |
| 2024 | 2 | 53,00 | 26,50 | 1 |
| totale | 317 | 5.655,88 | 17,84 | 29 |