| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 185 | 2.906,92 | 15,71 | 1 |
| 2007 | 14 | 306,71 | 21,91 | 1 |
| 2008 | 9 | 168,40 | 18,71 | 1 |
| 2009 | 73 | 1.500,41 | 20,55 | 2 |
| 2010 | 61 | 876,27 | 14,37 | 2 |
| 2012 | 66 | 1.221,92 | 18,51 | 2 |
| 2013 | 110 | 2.193,20 | 19,94 | 2 |
| 2014 | 123 | 2.336,00 | 18,99 | 3 |
| 2015 | 130 | 2.787,09 | 21,44 | 1 |
| 2016 | 139 | 2.845,73 | 20,47 | 2 |
| 2017 | 183 | 3.546,18 | 19,38 | 2 |
| 2018 | 173 | 3.717,10 | 21,49 | 2 |
| 2019 | 178 | 3.693,10 | 20,75 | 2 |
| 2020 | 176 | 3.633,17 | 20,64 | 2 |
| 2021 | 155 | 3.166,04 | 20,43 | 2 |
| 2022 | 140 | 3.215,71 | 22,97 | 2 |
| 2023 | 143 | 3.377,98 | 23,62 | 3 |
| 2024 | 158 | 3.845,82 | 24,34 | 4 |
| totale | 2.216 | 45.337,75 | 20,46 | 36 |