| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 386 | 10.896,57 | 28,23 | 3 |
| 2007 | 313 | 23.701,90 | 75,72 | 4 |
| 2008 | 777 | 33.822,46 | 43,53 | 4 |
| 2009 | 788 | 31.638,91 | 40,15 | 6 |
| 2010 | 762 | 31.047,39 | 40,74 | 6 |
| 2011 | 729 | 24.438,14 | 33,52 | 5 |
| 2012 | 724 | 23.448,45 | 32,39 | 6 |
| 2013 | 750 | 19.719,10 | 26,29 | 5 |
| 2014 | 708 | 22.874,63 | 32,31 | 4 |
| 2015 | 722 | 24.381,46 | 33,77 | 4 |
| 2016 | 687 | 24.938,05 | 36,30 | 4 |
| 2017 | 693 | 25.252,97 | 36,44 | 4 |
| 2018 | 673 | 24.301,09 | 36,11 | 4 |
| 2019 | 704 | 25.628,37 | 36,40 | 5 |
| 2020 | 661 | 25.962,87 | 39,28 | 5 |
| 2021 | 601 | 22.511,35 | 37,46 | 5 |
| 2022 | 599 | 24.314,24 | 40,59 | 6 |
| 2023 | 548 | 21.054,27 | 38,42 | 6 |
| 2024 | 515 | 18.226,49 | 35,39 | 6 |
| totale | 12.340 | 458.158,71 | 37,13 | 92 |