| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 93 | 1.465,08 | 15,75 | 2 |
| 2007 | 56 | 1.052,33 | 18,79 | 2 |
| 2008 | 73 | 1.640,51 | 22,47 | 2 |
| 2009 | 82 | 1.916,15 | 23,37 | 3 |
| 2010 | 71 | 1.280,41 | 18,03 | 3 |
| 2011 | 52 | 945,25 | 18,18 | 2 |
| 2012 | 75 | 1.594,47 | 21,26 | 3 |
| 2013 | 75 | 1.323,46 | 17,65 | 3 |
| 2014 | 64 | 1.708,33 | 26,69 | 3 |
| 2015 | 61 | 1.535,02 | 25,16 | 3 |
| 2016 | 59 | 1.372,47 | 23,26 | 4 |
| 2017 | 59 | 1.358,59 | 23,03 | 4 |
| 2018 | 60 | 1.372,10 | 22,87 | 4 |
| 2019 | 72 | 1.609,78 | 22,36 | 4 |
| 2020 | 66 | 1.597,24 | 24,20 | 4 |
| 2021 | 64 | 1.428,82 | 22,33 | 4 |
| 2022 | 62 | 1.247,56 | 20,12 | 4 |
| 2023 | 74 | 1.640,73 | 22,17 | 4 |
| 2024 | 75 | 1.522,61 | 20,30 | 4 |
| totale | 1.293 | 27.610,91 | 21,35 | 62 |