| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 8 | 181,83 | 22,73 | 1 |
| 2009 | 6 | 68,10 | 11,35 | 1 |
| 2010 | 5 | 63,56 | 12,71 | 1 |
| 2012 | 5 | 39,59 | 7,92 | 1 |
| 2013 | 58 | 939,28 | 16,19 | 2 |
| 2014 | 53 | 766,50 | 14,46 | 2 |
| 2015 | 110 | 2.457,96 | 22,35 | 3 |
| 2016 | 187 | 5.769,08 | 30,85 | 2 |
| 2017 | 161 | 5.459,62 | 33,91 | 2 |
| 2018 | 194 | 5.613,29 | 28,93 | 3 |
| 2019 | 200 | 5.470,90 | 27,35 | 3 |
| 2020 | 109 | 2.689,56 | 24,67 | 3 |
| 2021 | 13 | 189,17 | 14,55 | 2 |
| 2022 | 9 | 22,00 | 2,44 | 2 |
| 2023 | 207 | 1.629,18 | 7,87 | 3 |
| 2024 | 136 | 1.156,58 | 8,50 | 3 |
| totale | 1.461 | 32.516,20 | 22,26 | 34 |