| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 54 | 1.139,38 | 21,10 | 1 |
| 2009 | 15 | 489,95 | 32,66 | 2 |
| 2010 | 32 | 360,51 | 11,27 | 2 |
| 2012 | 71 | 697,81 | 9,83 | 2 |
| 2013 | 53 | 654,10 | 12,34 | 2 |
| 2014 | 34 | 464,41 | 13,66 | 2 |
| 2015 | 25 | 292,73 | 11,71 | 2 |
| 2016 | 17 | 283,42 | 16,67 | 2 |
| 2017 | 23 | 338,84 | 14,73 | 2 |
| 2018 | 27 | 571,19 | 21,16 | 2 |
| 2019 | 28 | 492,82 | 17,60 | 2 |
| 2020 | 27 | 411,71 | 15,25 | 2 |
| 2021 | 29 | 370,57 | 12,78 | 2 |
| 2022 | 40 | 447,87 | 11,20 | 3 |
| 2023 | 35 | 469,32 | 13,41 | 3 |
| 2024 | 34 | 625,30 | 18,39 | 3 |
| totale | 544 | 8.109,93 | 14,91 | 34 |