| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 175 | 3.904,96 | 22,31 | 3 |
| 2007 | 158 | 4.083,33 | 25,84 | 2 |
| 2008 | 61 | 1.367,24 | 22,41 | 1 |
| 2009 | 163 | 4.083,40 | 25,05 | 3 |
| 2010 | 174 | 4.392,12 | 25,24 | 3 |
| 2011 | 136 | 3.056,61 | 22,48 | 1 |
| 2012 | 132 | 2.700,35 | 20,46 | 2 |
| 2013 | 147 | 2.763,32 | 18,80 | 2 |
| 2014 | 123 | 2.831,09 | 23,02 | 3 |
| 2015 | 130 | 2.856,84 | 21,98 | 3 |
| 2016 | 113 | 2.750,26 | 24,34 | 2 |
| 2017 | 110 | 2.779,85 | 25,27 | 2 |
| 2018 | 99 | 2.563,21 | 25,89 | 2 |
| 2019 | 103 | 2.568,75 | 24,94 | 2 |
| 2020 | 109 | 2.872,84 | 26,36 | 2 |
| 2021 | 104 | 2.795,17 | 26,88 | 2 |
| 2022 | 90 | 2.540,58 | 28,23 | 2 |
| 2023 | 91 | 2.784,78 | 30,60 | 2 |
| 2024 | 92 | 2.400,52 | 26,09 | 3 |
| totale | 2.310 | 56.095,22 | 24,28 | 42 |