| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 210 | 4.554,13 | 21,69 | 2 |
| 2009 | 13 | 185,74 | 14,29 | 1 |
| 2010 | 24 | 377,44 | 15,73 | 2 |
| 2011 | 79 | 1.546,17 | 19,57 | 2 |
| 2012 | 105 | 2.475,51 | 23,58 | 3 |
| 2013 | 89 | 1.475,81 | 16,58 | 2 |
| 2014 | 90 | 2.500,36 | 27,78 | 3 |
| 2015 | 74 | 1.846,05 | 24,95 | 2 |
| 2016 | 100 | 2.713,36 | 27,13 | 3 |
| 2017 | 90 | 2.607,77 | 28,98 | 3 |
| 2018 | 89 | 2.246,05 | 25,24 | 3 |
| 2019 | 77 | 1.979,94 | 25,71 | 3 |
| 2020 | 70 | 2.117,74 | 30,25 | 3 |
| 2021 | 62 | 1.776,95 | 28,66 | 3 |
| 2022 | 49 | 1.194,27 | 24,37 | 2 |
| 2023 | 46 | 1.212,81 | 26,37 | 2 |
| 2024 | 42 | 1.328,15 | 31,62 | 2 |
| totale | 1.309 | 32.138,25 | 24,55 | 41 |