| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 94 | 1.193,49 | 12,70 | 1 |
| 2009 | 21 | 407,70 | 19,41 | 1 |
| 2010 | 16 | 192,13 | 12,01 | 1 |
| 2012 | 19 | 126,34 | 6,65 | 1 |
| 2013 | 11 | 131,18 | 11,93 | 1 |
| 2014 | 23 | 225,40 | 9,80 | 1 |
| 2015 | 26 | 442,30 | 17,01 | 1 |
| 2016 | 21 | 370,40 | 17,64 | 2 |
| 2017 | 26 | 455,01 | 17,50 | 2 |
| 2018 | 19 | 398,71 | 20,98 | 1 |
| 2019 | 36 | 598,95 | 16,64 | 1 |
| 2020 | 27 | 369,34 | 13,68 | 1 |
| 2021 | 45 | 628,42 | 13,96 | 2 |
| 2022 | 45 | 619,34 | 13,76 | 2 |
| 2023 | 40 | 522,44 | 13,06 | 2 |
| 2024 | 48 | 662,82 | 13,81 | 2 |
| totale | 517 | 7.343,97 | 14,20 | 22 |