| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 32 | 360,28 | 11,26 | 1 |
| 2007 | 4 | 87,27 | 21,82 | 1 |
| 2009 | 13 | 153,65 | 11,82 | 2 |
| 2010 | 25 | 774,44 | 30,98 | 2 |
| 2011 | 19 | 559,38 | 29,44 | 1 |
| 2012 | 4 | 78,75 | 19,69 | 1 |
| 2013 | 21 | 238,03 | 11,33 | 2 |
| 2014 | 26 | 481,29 | 18,51 | 2 |
| 2015 | 20 | 445,66 | 22,28 | 2 |
| 2016 | 28 | 496,42 | 17,73 | 2 |
| 2017 | 21 | 421,20 | 20,06 | 2 |
| 2018 | 25 | 542,32 | 21,69 | 2 |
| 2019 | 19 | 343,65 | 18,09 | 2 |
| 2020 | 13 | 297,50 | 22,88 | 2 |
| 2021 | 6 | 192,41 | 32,07 | 1 |
| 2022 | 6 | 285,95 | 47,66 | 1 |
| 2023 | 16 | 486,44 | 30,40 | 2 |
| 2024 | 27 | 444,73 | 16,47 | 2 |
| totale | 325 | 6.689,37 | 20,58 | 30 |