| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 34 | 644,24 | 18,95 | 1 |
| 2009 | 11 | 180,68 | 16,43 | 1 |
| 2010 | 9 | 136,84 | 15,20 | 1 |
| 2012 | 11 | 199,04 | 18,09 | 1 |
| 2013 | 14 | 291,46 | 20,82 | 1 |
| 2014 | 16 | 393,13 | 24,57 | 1 |
| 2015 | 11 | 193,11 | 17,56 | 1 |
| 2016 | 20 | 387,54 | 19,38 | 2 |
| 2017 | 20 | 409,71 | 20,49 | 2 |
| 2018 | 25 | 538,53 | 21,54 | 3 |
| 2019 | 27 | 726,49 | 26,91 | 3 |
| 2020 | 34 | 916,46 | 26,95 | 3 |
| 2021 | 34 | 855,82 | 25,17 | 3 |
| 2022 | 41 | 997,55 | 24,33 | 4 |
| 2023 | 61 | 1.326,11 | 21,74 | 6 |
| 2024 | 80 | 1.768,62 | 22,11 | 6 |
| totale | 448 | 9.965,33 | 22,24 | 39 |