| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 71 | 1.117,29 | 15,74 | 1 |
| 2009 | 28 | 345,35 | 12,33 | 1 |
| 2010 | 35 | 515,02 | 14,71 | 1 |
| 2012 | 25 | 318,94 | 12,76 | 1 |
| 2013 | 25 | 311,44 | 12,46 | 1 |
| 2014 | 27 | 476,72 | 17,66 | 1 |
| 2015 | 44 | 988,29 | 22,46 | 1 |
| 2016 | 46 | 1.127,52 | 24,51 | 1 |
| 2017 | 41 | 965,24 | 23,54 | 1 |
| 2018 | 33 | 709,65 | 21,50 | 1 |
| 2019 | 33 | 671,04 | 20,33 | 1 |
| 2020 | 27 | 621,48 | 23,02 | 1 |
| 2021 | 18 | 307,17 | 17,07 | 1 |
| 2022 | 20 | 437,85 | 21,89 | 1 |
| 2023 | 14 | 404,23 | 28,87 | 1 |
| 2024 | 14 | 304,89 | 21,78 | 1 |
| totale | 501 | 9.622,12 | 19,21 | 16 |