| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 7 | 102,67 | 14,67 | 1 |
| 2009 | 3 | 20,27 | 6,76 | 1 |
| 2010 | 6 | 62,10 | 10,35 | 1 |
| 2012 | 8 | 218,65 | 27,33 | 1 |
| 2013 | 5 | 167,91 | 33,58 | 1 |
| 2014 | 4 | 226,32 | 56,58 | 2 |
| 2015 | 237 | 4.956,73 | 20,91 | 2 |
| 2016 | 412 | 9.467,59 | 22,98 | 2 |
| 2017 | 556 | 12.422,77 | 22,34 | 2 |
| 2018 | 519 | 11.873,78 | 22,88 | 2 |
| 2019 | 561 | 12.568,07 | 22,40 | 3 |
| 2020 | 613 | 14.217,40 | 23,19 | 3 |
| 2021 | 644 | 14.954,38 | 23,22 | 3 |
| 2022 | 626 | 14.364,28 | 22,95 | 2 |
| 2023 | 749 | 18.207,09 | 24,31 | 3 |
| 2024 | 789 | 22.988,14 | 29,14 | 4 |
| totale | 5.739 | 136.818,15 | 23,84 | 33 |