| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 15 | 237,58 | 15,84 | 1 |
| 2009 | 13 | 214,47 | 16,50 | 1 |
| 2010 | 8 | 143,05 | 17,88 | 1 |
| 2012 | 14 | 189,86 | 13,56 | 1 |
| 2013 | 12 | 164,19 | 13,68 | 1 |
| 2014 | 8 | 101,19 | 12,65 | 1 |
| 2015 | 10 | 204,72 | 20,47 | 1 |
| 2016 | 12 | 206,07 | 17,17 | 1 |
| 2017 | 12 | 239,83 | 19,99 | 1 |
| 2018 | 6 | 55,17 | 9,20 | 1 |
| 2019 | 6 | 106,80 | 17,80 | 1 |
| 2020 | 4 | 129,43 | 32,36 | 1 |
| 2021 | 1 | 8,75 | 8,75 | 1 |
| 2022 | 2 | 21,90 | 10,95 | 1 |
| 2023 | 2 | 11,16 | 5,58 | 1 |
| 2024 | 4 | 67,51 | 16,88 | 1 |
| totale | 129 | 2.101,68 | 16,29 | 16 |