| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 38 | 540,45 | 14,22 | 1 |
| 2009 | 22 | 446,85 | 20,31 | 2 |
| 2010 | 21 | 492,74 | 23,46 | 2 |
| 2012 | 16 | 231,54 | 14,47 | 1 |
| 2013 | 5 | 95,62 | 19,12 | 1 |
| 2014 | 7 | 114,19 | 16,31 | 1 |
| 2015 | 12 | 326,94 | 27,25 | 1 |
| 2016 | 4 | 114,58 | 28,65 | 1 |
| 2017 | 6 | 152,77 | 25,46 | 1 |
| 2018 | 8 | 146,50 | 18,31 | 1 |
| 2019 | 9 | 206,58 | 22,95 | 1 |
| 2020 | 14 | 410,34 | 29,31 | 1 |
| 2021 | 10 | 316,45 | 31,65 | 1 |
| 2022 | 14 | 424,29 | 30,31 | 1 |
| 2023 | 10 | 194,24 | 19,42 | 2 |
| 2024 | 23 | 537,11 | 23,35 | 2 |
| totale | 219 | 4.751,19 | 21,69 | 20 |