| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 24 | 290,00 | 12,08 | 1 |
| 2008 | 22 | 353,40 | 16,06 | 1 |
| 2009 | 66 | 848,38 | 12,85 | 3 |
| 2010 | 23 | 320,85 | 13,95 | 2 |
| 2011 | 24 | 333,73 | 13,91 | 1 |
| 2012 | 14 | 259,72 | 18,55 | 2 |
| 2013 | 16 | 254,12 | 15,88 | 2 |
| 2014 | 9 | 227,26 | 25,25 | 2 |
| 2015 | 7 | 196,51 | 28,07 | 2 |
| 2016 | 7 | 219,97 | 31,42 | 2 |
| 2017 | 7 | 168,38 | 24,05 | 2 |
| 2018 | 6 | 207,22 | 34,54 | 2 |
| 2019 | 6 | 160,66 | 26,78 | 2 |
| 2020 | 4 | 80,85 | 20,21 | 2 |
| 2021 | 4 | 87,08 | 21,77 | 2 |
| 2022 | 2 | 12,83 | 6,42 | 1 |
| 2023 | 4 | 44,34 | 11,09 | 2 |
| 2024 | 19 | 515,40 | 27,13 | 3 |
| totale | 264 | 4.580,70 | 17,35 | 34 |