| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 30 | 347,56 | 11,59 | 1 |
| 2009 | 9 | 94,84 | 10,54 | 1 |
| 2010 | 1 | 4,16 | 4,16 | 1 |
| 2012 | 3 | 78,85 | 26,28 | 1 |
| 2013 | 64 | 625,91 | 9,78 | 1 |
| 2014 | 55 | 476,96 | 8,67 | 1 |
| 2015 | 12 | 61,95 | 5,16 | 1 |
| 2016 | 7 | 125,07 | 17,87 | 1 |
| 2017 | 8 | 122,10 | 15,26 | 1 |
| 2018 | 7 | 133,52 | 19,07 | 1 |
| 2019 | 6 | 131,18 | 21,86 | 1 |
| 2020 | 10 | 226,06 | 22,61 | 1 |
| 2021 | 10 | 120,88 | 12,09 | 1 |
| 2022 | 6 | 67,23 | 11,21 | 1 |
| 2023 | 8 | 84,03 | 10,50 | 1 |
| 2024 | 5 | 76,13 | 15,23 | 1 |
| totale | 241 | 2.776,43 | 11,52 | 16 |