| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 74 | 1.366,49 | 18,47 | 2 |
| 2007 | 16 | 369,16 | 23,07 | 1 |
| 2008 | 17 | 422,95 | 24,88 | 1 |
| 2009 | 26 | 602,30 | 23,17 | 2 |
| 2010 | 32 | 691,24 | 21,60 | 2 |
| 2011 | 17 | 362,90 | 21,35 | 1 |
| 2012 | 45 | 843,74 | 18,75 | 2 |
| 2013 | 60 | 1.067,46 | 17,79 | 2 |
| 2014 | 155 | 3.582,89 | 23,12 | 2 |
| 2015 | 142 | 2.867,87 | 20,20 | 2 |
| 2016 | 119 | 2.303,71 | 19,36 | 2 |
| 2017 | 104 | 1.975,14 | 18,99 | 2 |
| 2018 | 97 | 1.908,67 | 19,68 | 2 |
| 2019 | 93 | 2.038,82 | 21,92 | 2 |
| 2020 | 92 | 1.999,26 | 21,73 | 2 |
| 2021 | 90 | 2.054,48 | 22,83 | 3 |
| 2022 | 92 | 1.995,56 | 21,69 | 3 |
| 2023 | 87 | 1.854,25 | 21,31 | 3 |
| 2024 | 91 | 2.015,29 | 22,15 | 3 |
| totale | 1.449 | 30.322,18 | 20,93 | 39 |