| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 173 | 2.232,47 | 12,90 | 2 |
| 2009 | 22 | 476,97 | 21,68 | 1 |
| 2010 | 21 | 292,16 | 13,91 | 1 |
| 2012 | 16 | 265,81 | 16,61 | 1 |
| 2013 | 19 | 344,81 | 18,15 | 1 |
| 2014 | 18 | 327,04 | 18,17 | 2 |
| 2015 | 31 | 568,53 | 18,34 | 2 |
| 2016 | 23 | 301,38 | 13,10 | 2 |
| 2017 | 28 | 479,19 | 17,11 | 2 |
| 2018 | 18 | 444,64 | 24,70 | 2 |
| 2019 | 23 | 473,63 | 20,59 | 2 |
| 2020 | 23 | 511,76 | 22,25 | 2 |
| 2021 | 21 | 443,13 | 21,10 | 2 |
| 2022 | 13 | 195,84 | 15,06 | 2 |
| 2023 | 15 | 271,15 | 18,08 | 2 |
| 2024 | 20 | 516,07 | 25,80 | 2 |
| totale | 484 | 8.144,58 | 16,83 | 28 |