| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 52 | 796,88 | 15,32 | 1 |
| 2009 | 13 | 274,88 | 21,14 | 1 |
| 2010 | 19 | 250,88 | 13,20 | 1 |
| 2012 | 9 | 121,06 | 13,45 | 1 |
| 2013 | 38 | 675,11 | 17,77 | 2 |
| 2014 | 88 | 1.853,60 | 21,06 | 2 |
| 2015 | 96 | 2.016,47 | 21,00 | 2 |
| 2016 | 138 | 2.855,99 | 20,70 | 2 |
| 2017 | 160 | 3.342,66 | 20,89 | 2 |
| 2018 | 150 | 3.182,16 | 21,21 | 2 |
| 2019 | 162 | 3.379,29 | 20,86 | 2 |
| 2020 | 140 | 3.282,05 | 23,44 | 2 |
| 2021 | 139 | 2.956,66 | 21,27 | 2 |
| 2022 | 140 | 2.880,46 | 20,57 | 2 |
| 2023 | 146 | 2.971,83 | 20,36 | 3 |
| 2024 | 152 | 3.140,84 | 20,66 | 3 |
| totale | 1.642 | 33.980,82 | 20,69 | 30 |