| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 108 | 1.743,93 | 16,15 | 1 |
| 2009 | 39 | 631,58 | 16,19 | 1 |
| 2010 | 52 | 894,31 | 17,20 | 2 |
| 2011 | 12 | 230,07 | 19,17 | 1 |
| 2012 | 83 | 1.098,75 | 13,24 | 2 |
| 2013 | 56 | 851,99 | 15,21 | 1 |
| 2014 | 91 | 1.537,61 | 16,90 | 2 |
| 2015 | 219 | 3.974,69 | 18,15 | 3 |
| 2016 | 162 | 2.928,35 | 18,08 | 3 |
| 2017 | 199 | 3.577,77 | 17,98 | 2 |
| 2018 | 169 | 2.913,91 | 17,24 | 2 |
| 2019 | 108 | 1.885,92 | 17,46 | 2 |
| 2020 | 113 | 2.388,36 | 21,14 | 2 |
| 2021 | 58 | 1.281,58 | 22,10 | 2 |
| 2022 | 61 | 1.288,51 | 21,12 | 3 |
| 2023 | 56 | 1.168,56 | 20,87 | 4 |
| 2024 | 59 | 1.157,53 | 19,62 | 5 |
| totale | 1.645 | 29.553,42 | 17,97 | 38 |