| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 100 | 3.011,79 | 30,12 | 2 |
| 2007 | 68 | 2.776,51 | 40,83 | 1 |
| 2008 | 61 | 2.419,82 | 39,67 | 1 |
| 2009 | 59 | 1.093,48 | 18,53 | 2 |
| 2010 | 64 | 1.737,75 | 27,15 | 2 |
| 2011 | 51 | 925,76 | 18,15 | 1 |
| 2012 | 57 | 1.977,45 | 34,69 | 2 |
| 2013 | 52 | 1.579,24 | 30,37 | 2 |
| 2014 | 41 | 1.094,58 | 26,70 | 2 |
| 2015 | 47 | 1.189,93 | 25,32 | 2 |
| 2016 | 36 | 1.032,84 | 28,69 | 2 |
| 2017 | 35 | 839,53 | 23,99 | 2 |
| 2018 | 94 | 2.681,64 | 28,53 | 3 |
| 2019 | 86 | 2.405,46 | 27,97 | 3 |
| 2020 | 75 | 2.063,15 | 27,51 | 3 |
| 2021 | 63 | 1.802,39 | 28,61 | 3 |
| 2022 | 48 | 1.220,70 | 25,43 | 3 |
| 2023 | 21 | 484,73 | 23,08 | 2 |
| 2024 | 13 | 142,91 | 10,99 | 2 |
| totale | 1.071 | 30.479,66 | 28,46 | 40 |