| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 52 | 1.224,53 | 23,55 | 2 |
| 2008 | 16 | 665,51 | 41,59 | 1 |
| 2009 | 3 | 3,08 | 1,03 | 1 |
| 2010 | 2 | 31,39 | 15,70 | 1 |
| 2012 | 12 | 189,58 | 15,80 | 2 |
| 2013 | 9 | 124,64 | 13,85 | 2 |
| 2014 | 8 | 139,62 | 17,45 | 2 |
| 2015 | 111 | 1.359,31 | 12,25 | 2 |
| 2016 | 147 | 1.972,12 | 13,42 | 2 |
| 2017 | 123 | 1.718,44 | 13,97 | 2 |
| 2018 | 97 | 3.082,28 | 31,78 | 4 |
| 2019 | 188 | 4.725,51 | 25,14 | 4 |
| 2020 | 107 | 2.401,07 | 22,44 | 3 |
| 2021 | 118 | 2.609,97 | 22,12 | 3 |
| 2022 | 104 | 2.765,33 | 26,59 | 3 |
| 2023 | 74 | 1.350,49 | 18,25 | 4 |
| 2024 | 74 | 1.052,81 | 14,23 | 3 |
| totale | 1.245 | 25.415,68 | 20,41 | 41 |