| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 110 | 1.693,37 | 15,39 | 1 |
| 2009 | 25 | 258,72 | 10,35 | 1 |
| 2010 | 56 | 610,15 | 10,90 | 1 |
| 2011 | 3 | 26,76 | 8,92 | 1 |
| 2012 | 67 | 671,77 | 10,03 | 2 |
| 2013 | 94 | 1.150,60 | 12,24 | 3 |
| 2014 | 25 | 414,29 | 16,57 | 2 |
| 2015 | 15 | 201,39 | 13,43 | 1 |
| 2016 | 32 | 840,60 | 26,27 | 2 |
| 2017 | 14 | 230,45 | 16,46 | 1 |
| 2018 | 20 | 343,11 | 17,16 | 1 |
| 2019 | 25 | 491,84 | 19,67 | 2 |
| 2020 | 24 | 466,44 | 19,44 | 2 |
| 2021 | 11 | 160,55 | 14,60 | 1 |
| 2022 | 11 | 223,35 | 20,30 | 1 |
| 2023 | 7 | 124,73 | 17,82 | 1 |
| 2024 | 12 | 253,91 | 21,16 | 1 |
| totale | 551 | 8.162,03 | 14,81 | 24 |