| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 23 | 319,47 | 13,89 | 1 |
| 2009 | 5 | 103,34 | 20,67 | 1 |
| 2010 | 3 | 50,43 | 16,81 | 1 |
| 2012 | 2 | 35,67 | 17,84 | 1 |
| 2013 | 5 | 79,84 | 15,97 | 1 |
| 2014 | 6 | 140,81 | 23,47 | 1 |
| 2015 | 11 | 271,52 | 24,68 | 1 |
| 2016 | 11 | 293,04 | 26,64 | 1 |
| 2017 | 7 | 203,37 | 29,05 | 1 |
| 2018 | 9 | 190,56 | 21,17 | 1 |
| 2019 | 7 | 124,10 | 17,73 | 1 |
| 2020 | 4 | 78,21 | 19,55 | 1 |
| 2021 | 6 | 148,14 | 24,69 | 1 |
| 2022 | 6 | 162,94 | 27,16 | 1 |
| 2023 | 6 | 136,69 | 22,78 | 1 |
| 2024 | 5 | 130,33 | 26,07 | 1 |
| totale | 116 | 2.468,46 | 21,28 | 16 |