| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 17 | 289,98 | 17,06 | 1 |
| 2009 | 4 | 55,95 | 13,99 | 1 |
| 2010 | 5 | 61,82 | 12,36 | 1 |
| 2012 | 5 | 72,73 | 14,55 | 1 |
| 2013 | 6 | 85,65 | 14,28 | 1 |
| 2014 | 8 | 138,70 | 17,34 | 1 |
| 2015 | 4 | 97,69 | 24,42 | 1 |
| 2016 | 3 | 56,58 | 18,86 | 1 |
| 2017 | 2 | 60,82 | 30,41 | 1 |
| 2018 | 3 | 90,82 | 30,27 | 1 |
| 2019 | 4 | 105,82 | 26,46 | 1 |
| 2020 | 4 | 110,47 | 27,62 | 1 |
| 2021 | 4 | 79,86 | 19,97 | 1 |
| 2022 | 5 | 118,85 | 23,77 | 1 |
| 2023 | 5 | 108,84 | 21,77 | 1 |
| 2024 | 4 | 97,59 | 24,40 | 2 |
| totale | 83 | 1.632,17 | 19,66 | 17 |