| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 77 | 1.236,49 | 16,06 | 1 |
| 2009 | 5 | 68,30 | 13,66 | 1 |
| 2010 | 8 | 225,15 | 28,14 | 1 |
| 2012 | 9 | 193,94 | 21,55 | 1 |
| 2013 | 10 | 277,64 | 27,76 | 1 |
| 2014 | 16 | 464,81 | 29,05 | 2 |
| 2015 | 12 | 404,55 | 33,71 | 1 |
| 2016 | 12 | 431,91 | 35,99 | 1 |
| 2017 | 9 | 219,78 | 24,42 | 1 |
| 2018 | 10 | 233,02 | 23,30 | 1 |
| 2019 | 16 | 495,77 | 30,99 | 2 |
| 2020 | 17 | 476,52 | 28,03 | 2 |
| 2021 | 25 | 646,88 | 25,88 | 2 |
| 2022 | 25 | 628,32 | 25,13 | 2 |
| 2023 | 23 | 488,83 | 21,25 | 2 |
| 2024 | 23 | 447,10 | 19,44 | 2 |
| totale | 297 | 6.939,01 | 23,36 | 23 |