| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 110 | 1.742,10 | 15,84 | 2 |
| 2007 | 60 | 1.343,38 | 22,39 | 1 |
| 2008 | 71 | 1.448,64 | 20,40 | 1 |
| 2009 | 5 | 111,85 | 22,37 | 1 |
| 2010 | 98 | 1.307,93 | 13,35 | 2 |
| 2011 | 96 | 1.325,04 | 13,80 | 1 |
| 2012 | 98 | 1.122,83 | 11,46 | 2 |
| 2013 | 38 | 425,78 | 11,20 | 2 |
| 2014 | 142 | 4.029,70 | 28,38 | 2 |
| 2015 | 63 | 1.938,30 | 30,77 | 2 |
| 2016 | 44 | 1.313,48 | 29,85 | 2 |
| 2017 | 44 | 1.027,38 | 23,35 | 2 |
| 2018 | 28 | 638,91 | 22,82 | 2 |
| 2019 | 30 | 999,12 | 33,30 | 2 |
| 2020 | 19 | 506,96 | 26,68 | 2 |
| 2021 | 17 | 603,14 | 35,48 | 2 |
| 2022 | 17 | 479,83 | 28,23 | 2 |
| 2023 | 81 | 1.899,00 | 23,44 | 3 |
| 2024 | 61 | 1.814,21 | 29,74 | 3 |
| totale | 1.122 | 24.077,58 | 21,46 | 36 |