| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 329 | 4.450,83 | 13,53 | 3 |
| 2009 | 11 | 131,04 | 11,91 | 2 |
| 2010 | 22 | 371,16 | 16,87 | 2 |
| 2011 | 2 | 79,24 | 39,62 | 1 |
| 2012 | 20 | 268,14 | 13,41 | 4 |
| 2013 | 19 | 329,13 | 17,32 | 3 |
| 2014 | 13 | 183,59 | 14,12 | 1 |
| 2015 | 13 | 210,61 | 16,20 | 1 |
| 2016 | 11 | 147,10 | 13,37 | 1 |
| 2017 | 12 | 181,80 | 15,15 | 1 |
| 2018 | 17 | 358,79 | 21,11 | 2 |
| 2019 | 12 | 260,62 | 21,72 | 2 |
| 2020 | 16 | 499,73 | 31,23 | 2 |
| 2021 | 12 | 162,83 | 13,57 | 2 |
| 2022 | 16 | 214,62 | 13,41 | 2 |
| 2023 | 16 | 191,74 | 11,98 | 2 |
| 2024 | 21 | 258,97 | 12,33 | 3 |
| totale | 562 | 8.299,94 | 14,77 | 34 |