| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 58 | 1.058,45 | 18,25 | 1 |
| 2008 | 29 | 1.159,62 | 39,99 | 1 |
| 2009 | 52 | 2.058,79 | 39,59 | 2 |
| 2010 | 48 | 1.611,50 | 33,57 | 2 |
| 2012 | 87 | 2.246,46 | 25,82 | 2 |
| 2013 | 78 | 1.732,06 | 22,21 | 2 |
| 2014 | 71 | 1.637,27 | 23,06 | 2 |
| 2015 | 58 | 1.398,05 | 24,10 | 1 |
| 2016 | 77 | 1.745,49 | 22,67 | 2 |
| 2017 | 72 | 1.503,13 | 20,88 | 2 |
| 2018 | 71 | 1.508,40 | 21,25 | 2 |
| 2019 | 70 | 1.372,67 | 19,61 | 2 |
| 2020 | 68 | 1.603,19 | 23,58 | 2 |
| 2021 | 63 | 1.552,18 | 24,64 | 2 |
| 2022 | 54 | 1.294,91 | 23,98 | 2 |
| 2023 | 36 | 1.027,75 | 28,55 | 2 |
| 2024 | 49 | 1.669,42 | 34,07 | 2 |
| totale | 1.041 | 26.179,34 | 25,15 | 31 |