| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 153 | 2.180,96 | 14,25 | 1 |
| 2009 | 59 | 757,05 | 12,83 | 1 |
| 2010 | 67 | 800,56 | 11,95 | 1 |
| 2011 | 36 | 385,12 | 10,70 | 2 |
| 2012 | 152 | 2.059,36 | 13,55 | 3 |
| 2013 | 133 | 1.826,40 | 13,73 | 2 |
| 2014 | 280 | 4.168,32 | 14,89 | 2 |
| 2015 | 308 | 4.665,25 | 15,15 | 2 |
| 2016 | 335 | 4.996,98 | 14,92 | 1 |
| 2017 | 368 | 5.772,78 | 15,69 | 2 |
| 2018 | 317 | 4.908,66 | 15,48 | 2 |
| 2019 | 304 | 4.469,71 | 14,70 | 2 |
| 2020 | 289 | 4.540,41 | 15,71 | 2 |
| 2021 | 242 | 3.933,22 | 16,25 | 2 |
| 2022 | 236 | 3.970,04 | 16,82 | 2 |
| 2023 | 222 | 3.359,28 | 15,13 | 2 |
| 2024 | 208 | 3.017,55 | 14,51 | 3 |
| totale | 3.709 | 55.811,65 | 15,05 | 32 |