| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 31 | 468,33 | 15,11 | 1 |
| 2009 | 12 | 200,88 | 16,74 | 1 |
| 2010 | 17 | 286,98 | 16,88 | 1 |
| 2012 | 60 | 887,98 | 14,80 | 1 |
| 2013 | 51 | 796,50 | 15,62 | 1 |
| 2014 | 40 | 622,59 | 15,56 | 1 |
| 2015 | 28 | 500,71 | 17,88 | 1 |
| 2016 | 29 | 539,65 | 18,61 | 1 |
| 2017 | 32 | 564,35 | 17,64 | 1 |
| 2018 | 94 | 2.931,31 | 31,18 | 2 |
| 2019 | 26 | 573,68 | 22,06 | 1 |
| 2020 | 17 | 370,60 | 21,80 | 1 |
| 2021 | 24 | 527,38 | 21,97 | 1 |
| 2022 | 16 | 331,53 | 20,72 | 1 |
| 2023 | 22 | 482,67 | 21,94 | 2 |
| 2024 | 19 | 361,21 | 19,01 | 2 |
| totale | 518 | 10.446,35 | 20,17 | 19 |