| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 22 | 382,73 | 17,40 | 1 |
| 2009 | 6 | 66,37 | 11,06 | 1 |
| 2010 | 12 | 105,77 | 8,81 | 1 |
| 2012 | 9 | 55,98 | 6,22 | 1 |
| 2013 | 8 | 98,82 | 12,35 | 1 |
| 2014 | 8 | 65,33 | 8,17 | 1 |
| 2015 | 6 | 76,50 | 12,75 | 1 |
| 2016 | 5 | 38,03 | 7,61 | 1 |
| 2017 | 4 | 35,57 | 8,89 | 1 |
| 2018 | 6 | 70,85 | 11,81 | 1 |
| 2019 | 5 | 61,85 | 12,37 | 1 |
| 2020 | 3 | 42,32 | 14,11 | 1 |
| 2021 | 2 | 28,69 | 14,35 | 1 |
| 2022 | 3 | 30,10 | 10,03 | 1 |
| 2023 | 3 | 24,20 | 8,07 | 1 |
| 2024 | 2 | 21,72 | 10,86 | 1 |
| totale | 104 | 1.204,83 | 11,58 | 16 |