| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 62 | 1.191,63 | 19,22 | 1 |
| 2009 | 3 | 162,34 | 54,11 | 1 |
| 2010 | 3 | 160,07 | 53,36 | 1 |
| 2012 | 2 | 120,78 | 60,39 | 1 |
| 2013 | 24 | 391,71 | 16,32 | 1 |
| 2014 | 101 | 1.800,62 | 17,83 | 1 |
| 2015 | 83 | 1.474,87 | 17,77 | 1 |
| 2016 | 269 | 5.767,42 | 21,44 | 2 |
| 2017 | 234 | 4.690,97 | 20,05 | 2 |
| 2018 | 155 | 2.948,27 | 19,02 | 2 |
| 2019 | 97 | 2.411,03 | 24,86 | 2 |
| 2020 | 91 | 2.130,09 | 23,41 | 2 |
| 2021 | 79 | 2.007,16 | 25,41 | 2 |
| 2022 | 68 | 1.810,11 | 26,62 | 2 |
| 2023 | 38 | 872,48 | 22,96 | 5 |
| 2024 | 65 | 1.506,52 | 23,18 | 6 |
| totale | 1.374 | 29.446,07 | 21,43 | 32 |