| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 43 | 688,38 | 16,01 | 1 |
| 2009 | 4 | 17,57 | 4,39 | 1 |
| 2010 | 6 | 42,03 | 7,01 | 1 |
| 2012 | 5 | 20,57 | 4,11 | 1 |
| 2013 | 3 | 22,24 | 7,41 | 1 |
| 2014 | 7 | 81,59 | 11,66 | 1 |
| 2015 | 4 | 43,96 | 10,99 | 1 |
| 2016 | 17 | 290,53 | 17,09 | 2 |
| 2017 | 21 | 419,10 | 19,96 | 2 |
| 2018 | 4 | 63,58 | 15,90 | 1 |
| 2019 | 20 | 274,48 | 13,72 | 2 |
| 2020 | 24 | 462,08 | 19,25 | 2 |
| 2021 | 21 | 425,33 | 20,25 | 2 |
| 2022 | 17 | 382,05 | 22,47 | 2 |
| 2023 | 16 | 276,23 | 17,26 | 2 |
| 2024 | 18 | 263,37 | 14,63 | 2 |
| totale | 230 | 3.773,09 | 16,40 | 24 |