| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 12 | 243,19 | 20,27 | 1 |
| 2009 | 16 | 316,94 | 19,81 | 1 |
| 2010 | 15 | 278,21 | 18,55 | 1 |
| 2012 | 404 | 6.867,61 | 17,00 | 3 |
| 2013 | 64 | 901,64 | 14,09 | 2 |
| 2014 | 525 | 11.705,89 | 22,30 | 2 |
| 2015 | 8 | 100,85 | 12,61 | 1 |
| 2016 | 461 | 11.897,96 | 25,81 | 3 |
| 2017 | 370 | 8.397,40 | 22,70 | 2 |
| 2018 | 547 | 11.160,82 | 20,40 | 3 |
| 2019 | 444 | 9.489,45 | 21,37 | 3 |
| 2020 | 540 | 11.844,40 | 21,93 | 3 |
| 2021 | 666 | 13.502,81 | 20,27 | 3 |
| 2022 | 305 | 7.341,15 | 24,07 | 5 |
| 2023 | 206 | 5.410,22 | 26,26 | 4 |
| 2024 | 360 | 8.850,40 | 24,58 | 4 |
| totale | 4.943 | 108.308,94 | 21,91 | 41 |