| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 48 | 1.809,99 | 37,71 | 1 |
| 2009 | 24 | 1.056,81 | 44,03 | 1 |
| 2010 | 17 | 588,31 | 34,61 | 1 |
| 2012 | 22 | 722,98 | 32,86 | 2 |
| 2013 | 18 | 720,00 | 40,00 | 1 |
| 2014 | 19 | 1.148,83 | 60,46 | 1 |
| 2015 | 26 | 1.241,09 | 47,73 | 1 |
| 2016 | 24 | 1.117,60 | 46,57 | 1 |
| 2017 | 28 | 1.156,32 | 41,30 | 1 |
| 2018 | 26 | 1.453,89 | 55,92 | 1 |
| 2019 | 31 | 1.817,09 | 58,62 | 1 |
| 2020 | 28 | 1.191,33 | 42,55 | 1 |
| 2021 | 51 | 2.116,79 | 41,51 | 3 |
| 2022 | 44 | 1.609,23 | 36,57 | 4 |
| 2023 | 44 | 1.427,82 | 32,45 | 4 |
| 2024 | 32 | 959,43 | 29,98 | 4 |
| totale | 482 | 20.137,51 | 41,78 | 28 |