| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 14 | 106,44 | 7,60 | 1 |
| 2009 | 6 | 66,15 | 11,03 | 1 |
| 2010 | 8 | 67,43 | 8,43 | 1 |
| 2012 | 8 | 40,17 | 5,02 | 1 |
| 2013 | 5 | 11,04 | 2,21 | 1 |
| 2014 | 3 | 9,22 | 3,07 | 1 |
| 2015 | 4 | 17,36 | 4,34 | 1 |
| 2016 | 5 | 39,67 | 7,93 | 1 |
| 2017 | 4 | 28,22 | 7,06 | 1 |
| 2018 | 2 | 9,89 | 4,95 | 1 |
| 2019 | 4 | 11,14 | 2,79 | 1 |
| 2020 | 3 | 14,08 | 4,69 | 1 |
| 2021 | 2 | 10,58 | 5,29 | 1 |
| 2022 | 2 | 14,35 | 7,18 | 1 |
| 2023 | 2 | 20,38 | 10,19 | 1 |
| 2024 | 1 | 6,74 | 6,74 | 1 |
| totale | 73 | 472,86 | 6,48 | 16 |