| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 5 | 61,13 | 12,23 | 1 |
| 2009 | 3 | 116,35 | 38,78 | 1 |
| 2010 | 7 | 217,08 | 31,01 | 1 |
| 2012 | 15 | 289,62 | 19,31 | 1 |
| 2013 | 34 | 476,72 | 14,02 | 1 |
| 2014 | 47 | 642,64 | 13,67 | 1 |
| 2015 | 36 | 615,89 | 17,11 | 1 |
| 2016 | 33 | 549,61 | 16,65 | 1 |
| 2017 | 6 | 110,79 | 18,47 | 1 |
| 2018 | 3 | 42,61 | 14,20 | 1 |
| 2019 | 14 | 129,46 | 9,25 | 1 |
| 2020 | 11 | 110,44 | 10,04 | 1 |
| 2021 | 11 | 217,76 | 19,80 | 2 |
| 2022 | 4 | 52,17 | 13,04 | 2 |
| 2023 | 4 | 80,48 | 20,12 | 2 |
| 2024 | 23 | 272,13 | 11,83 | 2 |
| totale | 256 | 3.984,88 | 15,57 | 20 |