| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 52 | 1.039,05 | 19,98 | 2 |
| 2007 | 41 | 819,44 | 19,99 | 1 |
| 2008 | 50 | 782,23 | 15,64 | 1 |
| 2009 | 15 | 174,41 | 11,63 | 1 |
| 2010 | 8 | 77,50 | 9,69 | 1 |
| 2012 | 8 | 400,77 | 50,10 | 1 |
| 2013 | 6 | 167,36 | 27,89 | 1 |
| 2014 | 6 | 162,56 | 27,09 | 1 |
| 2015 | 8 | 270,35 | 33,79 | 1 |
| 2016 | 15 | 434,05 | 28,94 | 1 |
| 2017 | 17 | 469,34 | 27,61 | 1 |
| 2018 | 34 | 771,42 | 22,69 | 2 |
| 2019 | 38 | 960,67 | 25,28 | 3 |
| 2020 | 46 | 1.200,63 | 26,10 | 3 |
| 2021 | 38 | 1.398,97 | 36,82 | 3 |
| 2022 | 33 | 1.208,92 | 36,63 | 3 |
| 2023 | 35 | 708,06 | 20,23 | 3 |
| 2024 | 25 | 626,60 | 25,06 | 3 |
| totale | 475 | 11.672,33 | 24,57 | 32 |