| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 15 | 288,64 | 19,24 | 1 |
| 2009 | 8 | 149,50 | 18,69 | 1 |
| 2010 | 9 | 144,22 | 16,02 | 1 |
| 2012 | 4 | 61,12 | 15,28 | 1 |
| 2013 | 5 | 90,33 | 18,07 | 1 |
| 2014 | 3 | 65,30 | 21,77 | 1 |
| 2015 | 2 | 32,94 | 16,47 | 1 |
| 2016 | 6 | 96,37 | 16,06 | 1 |
| 2017 | 7 | 110,16 | 15,74 | 1 |
| 2018 | 6 | 162,05 | 27,01 | 1 |
| 2019 | 9 | 211,08 | 23,45 | 1 |
| 2020 | 6 | 155,58 | 25,93 | 1 |
| 2021 | 9 | 217,96 | 24,22 | 1 |
| 2022 | 9 | 226,66 | 25,18 | 1 |
| 2023 | 8 | 190,22 | 23,78 | 1 |
| 2024 | 7 | 156,48 | 22,35 | 1 |
| totale | 113 | 2.358,61 | 20,87 | 16 |