| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 22 | 384,77 | 17,49 | 1 |
| 2007 | 62 | 1.595,92 | 25,74 | 1 |
| 2008 | 52 | 1.150,36 | 22,12 | 1 |
| 2009 | 46 | 981,97 | 21,35 | 2 |
| 2010 | 63 | 1.184,88 | 18,81 | 2 |
| 2011 | 42 | 766,58 | 18,25 | 1 |
| 2012 | 22 | 473,22 | 21,51 | 2 |
| 2013 | 33 | 522,54 | 15,83 | 2 |
| 2014 | 30 | 656,14 | 21,87 | 2 |
| 2015 | 27 | 500,91 | 18,55 | 2 |
| 2016 | 42 | 749,80 | 17,85 | 2 |
| 2017 | 35 | 636,67 | 18,19 | 2 |
| 2018 | 61 | 995,17 | 16,31 | 2 |
| 2019 | 48 | 1.045,88 | 21,79 | 2 |
| 2020 | 45 | 1.162,46 | 25,83 | 2 |
| 2021 | 54 | 1.145,15 | 21,21 | 2 |
| 2022 | 33 | 697,51 | 21,14 | 2 |
| 2023 | 35 | 777,40 | 22,21 | 2 |
| 2024 | 29 | 662,33 | 22,84 | 2 |
| totale | 781 | 16.089,66 | 20,60 | 34 |