| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 14 | 321,04 | 22,93 | 1 |
| 2009 | 8 | 147,31 | 18,41 | 1 |
| 2010 | 8 | 170,71 | 21,34 | 2 |
| 2011 | 1 | 20,06 | 20,06 | 1 |
| 2012 | 9 | 179,23 | 19,91 | 1 |
| 2013 | 13 | 217,71 | 16,75 | 2 |
| 2014 | 16 | 448,79 | 28,05 | 2 |
| 2015 | 163 | 3.778,02 | 23,18 | 3 |
| 2016 | 161 | 3.987,31 | 24,77 | 3 |
| 2017 | 142 | 3.495,81 | 24,62 | 3 |
| 2018 | 128 | 3.235,82 | 25,28 | 3 |
| 2019 | 129 | 3.387,85 | 26,26 | 3 |
| 2020 | 122 | 3.320,24 | 27,22 | 3 |
| 2021 | 98 | 2.376,94 | 24,25 | 3 |
| 2022 | 115 | 2.814,71 | 24,48 | 3 |
| 2023 | 83 | 2.252,38 | 27,14 | 3 |
| 2024 | 87 | 2.496,51 | 28,70 | 3 |
| totale | 1.297 | 32.650,44 | 25,17 | 40 |