| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 167 | 2.478,93 | 14,84 | 2 |
| 2008 | 145 | 2.605,63 | 17,97 | 2 |
| 2009 | 183 | 3.123,96 | 17,07 | 3 |
| 2010 | 188 | 2.904,74 | 15,45 | 5 |
| 2011 | 210 | 3.264,78 | 15,55 | 4 |
| 2012 | 238 | 3.515,39 | 14,77 | 4 |
| 2013 | 246 | 3.412,16 | 13,87 | 5 |
| 2014 | 318 | 5.126,36 | 16,12 | 4 |
| 2015 | 264 | 4.541,61 | 17,20 | 4 |
| 2016 | 337 | 5.557,53 | 16,49 | 6 |
| 2017 | 372 | 6.686,86 | 17,98 | 6 |
| 2018 | 391 | 6.385,08 | 16,33 | 5 |
| 2019 | 364 | 5.987,02 | 16,45 | 5 |
| 2020 | 450 | 7.606,83 | 16,90 | 5 |
| 2021 | 450 | 8.152,29 | 18,12 | 5 |
| 2022 | 483 | 8.147,09 | 16,87 | 5 |
| 2023 | 636 | 11.569,18 | 18,19 | 6 |
| 2024 | 650 | 11.258,61 | 17,32 | 6 |
| totale | 6.092 | 102.324,05 | 16,80 | 82 |