| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 154 | 2.584,80 | 16,78 | 1 |
| 2009 | 18 | 364,22 | 20,23 | 1 |
| 2010 | 8 | 231,97 | 29,00 | 1 |
| 2011 | 5 | 79,62 | 15,92 | 1 |
| 2012 | 19 | 582,14 | 30,64 | 2 |
| 2013 | 22 | 719,31 | 32,70 | 2 |
| 2014 | 16 | 746,46 | 46,65 | 2 |
| 2015 | 22 | 632,43 | 28,75 | 2 |
| 2016 | 15 | 366,99 | 24,47 | 2 |
| 2017 | 11 | 278,98 | 25,36 | 2 |
| 2018 | 8 | 396,92 | 49,62 | 2 |
| 2019 | 10 | 424,89 | 42,49 | 2 |
| 2020 | 7 | 177,44 | 25,35 | 2 |
| 2021 | 5 | 105,70 | 21,14 | 2 |
| 2022 | 10 | 388,20 | 38,82 | 2 |
| 2023 | 14 | 712,02 | 50,86 | 2 |
| 2024 | 9 | 398,62 | 44,29 | 4 |
| totale | 353 | 9.190,71 | 26,04 | 32 |