| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 29 | 339,99 | 11,72 | 1 |
| 2009 | 24 | 350,71 | 14,61 | 1 |
| 2010 | 20 | 345,38 | 17,27 | 1 |
| 2011 | 1.637 | 35.647,83 | 21,78 | 1 |
| 2012 | 1.285 | 28.899,91 | 22,49 | 2 |
| 2013 | 1.662 | 33.681,69 | 20,27 | 2 |
| 2014 | 1.719 | 42.366,98 | 24,65 | 2 |
| 2015 | 1.388 | 36.101,03 | 26,01 | 2 |
| 2016 | 1.234 | 31.208,21 | 25,29 | 2 |
| 2017 | 1.311 | 32.197,67 | 24,56 | 2 |
| 2018 | 968 | 24.190,54 | 24,99 | 2 |
| 2019 | 868 | 22.098,22 | 25,46 | 2 |
| 2020 | 706 | 18.884,63 | 26,75 | 2 |
| 2021 | 706 | 19.091,64 | 27,04 | 2 |
| 2022 | 645 | 17.482,81 | 27,11 | 4 |
| 2023 | 551 | 14.972,03 | 27,17 | 4 |
| 2024 | 458 | 11.700,54 | 25,55 | 4 |
| totale | 15.211 | 369.559,81 | 24,30 | 36 |