| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 26 | 559,21 | 21,51 | 1 |
| 2008 | 1 | 154,75 | 154,75 | 1 |
| 2009 | 14 | 320,80 | 22,91 | 2 |
| 2010 | 13 | 349,10 | 26,85 | 2 |
| 2011 | 7 | 252,39 | 36,06 | 1 |
| 2012 | 14 | 417,58 | 29,83 | 2 |
| 2013 | 31 | 577,88 | 18,64 | 2 |
| 2014 | 18 | 567,49 | 31,53 | 2 |
| 2015 | 25 | 463,61 | 18,54 | 2 |
| 2016 | 27 | 604,24 | 22,38 | 3 |
| 2017 | 59 | 1.268,81 | 21,51 | 3 |
| 2018 | 59 | 1.143,85 | 19,39 | 3 |
| 2019 | 50 | 877,23 | 17,54 | 2 |
| 2020 | 34 | 527,32 | 15,51 | 2 |
| 2021 | 46 | 771,41 | 16,77 | 2 |
| 2022 | 3 | 87,94 | 29,31 | 1 |
| 2023 | 7 | 177,85 | 25,41 | 1 |
| 2024 | 8 | 150,72 | 18,84 | 1 |
| totale | 442 | 9.272,18 | 20,98 | 33 |