| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 4 | 10,97 | 2,74 | 1 |
| 2009 | 2 | 108,91 | 54,46 | 1 |
| 2010 | 1 | 40,37 | 40,37 | 1 |
| 2012 | 30 | 416,32 | 13,88 | 1 |
| 2013 | 5 | 151,80 | 30,36 | 1 |
| 2014 | 4 | 159,98 | 40,00 | 1 |
| 2015 | 1 | 15,48 | 15,48 | 1 |
| 2016 | 3 | 30,07 | 10,02 | 1 |
| 2017 | 2 | 24,75 | 12,38 | 1 |
| 2018 | 5 | 56,99 | 11,40 | 1 |
| 2019 | 5 | 84,82 | 16,96 | 1 |
| 2020 | 5 | 80,26 | 16,05 | 1 |
| 2021 | 3 | 17,28 | 5,76 | 1 |
| 2022 | 4 | 79,11 | 19,78 | 1 |
| 2023 | 6 | 123,61 | 20,60 | 1 |
| 2024 | 4 | 87,86 | 21,97 | 1 |
| totale | 84 | 1.488,58 | 17,72 | 16 |