| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 626 | 14.140,99 | 22,59 | 3 |
| 2007 | 268 | 8.251,90 | 30,79 | 1 |
| 2008 | 335 | 10.176,84 | 30,38 | 1 |
| 2009 | 628 | 13.102,07 | 20,86 | 3 |
| 2010 | 559 | 11.243,36 | 20,11 | 4 |
| 2011 | 579 | 11.288,48 | 19,50 | 3 |
| 2012 | 915 | 16.270,17 | 17,78 | 5 |
| 2013 | 683 | 13.378,31 | 19,59 | 5 |
| 2014 | 687 | 15.956,15 | 23,23 | 5 |
| 2015 | 717 | 16.229,07 | 22,63 | 7 |
| 2016 | 749 | 17.505,10 | 23,37 | 6 |
| 2017 | 677 | 15.387,62 | 22,73 | 8 |
| 2018 | 605 | 14.822,30 | 24,50 | 8 |
| 2019 | 648 | 15.699,16 | 24,23 | 8 |
| 2020 | 557 | 15.962,70 | 28,66 | 6 |
| 2021 | 596 | 17.610,63 | 29,55 | 8 |
| 2022 | 545 | 15.923,71 | 29,22 | 7 |
| 2023 | 576 | 16.191,10 | 28,11 | 7 |
| 2024 | 686 | 17.033,72 | 24,83 | 6 |
| totale | 11.636 | 276.173,38 | 23,73 | 101 |