| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 10 | 174,65 | 17,47 | 1 |
| 2009 | 105 | 1.292,44 | 12,31 | 2 |
| 2010 | 5 | 117,83 | 23,57 | 1 |
| 2011 | 84 | 759,23 | 9,04 | 1 |
| 2012 | 139 | 1.652,27 | 11,89 | 2 |
| 2013 | 178 | 1.988,61 | 11,17 | 2 |
| 2014 | 147 | 2.394,83 | 16,29 | 2 |
| 2015 | 147 | 2.289,11 | 15,57 | 2 |
| 2016 | 148 | 2.490,38 | 16,83 | 2 |
| 2017 | 83 | 1.198,98 | 14,45 | 2 |
| 2018 | 100 | 1.466,07 | 14,66 | 2 |
| 2019 | 85 | 1.035,99 | 12,19 | 2 |
| 2020 | 87 | 1.168,93 | 13,44 | 2 |
| 2021 | 90 | 1.171,93 | 13,02 | 2 |
| 2022 | 89 | 1.233,37 | 13,86 | 2 |
| 2023 | 97 | 1.361,56 | 14,04 | 2 |
| 2024 | 97 | 1.186,89 | 12,24 | 2 |
| totale | 1.691 | 22.983,07 | 13,59 | 31 |