| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 207 | 4.905,20 | 23,70 | 2 |
| 2008 | 16 | 680,01 | 42,50 | 1 |
| 2009 | 6 | 126,67 | 21,11 | 1 |
| 2010 | 26 | 570,20 | 21,93 | 1 |
| 2012 | 23 | 433,10 | 18,83 | 2 |
| 2013 | 32 | 667,89 | 20,87 | 2 |
| 2014 | 43 | 1.027,86 | 23,90 | 2 |
| 2015 | 13 | 380,39 | 29,26 | 1 |
| 2016 | 21 | 673,42 | 32,07 | 2 |
| 2017 | 14 | 349,74 | 24,98 | 2 |
| 2018 | 8 | 204,29 | 25,54 | 2 |
| 2019 | 59 | 1.672,26 | 28,34 | 2 |
| 2020 | 3 | 13,81 | 4,60 | 2 |
| 2021 | 51 | 1.082,10 | 21,22 | 2 |
| 2022 | 8 | 162,86 | 20,36 | 2 |
| 2023 | 8 | 205,55 | 25,69 | 2 |
| 2024 | 7 | 0,00 | 0,00 | 3 |
| totale | 545 | 13.155,35 | 24,14 | 31 |