| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 906 | 26.211,19 | 28,93 | 4 |
| 2007 | 552 | 14.548,45 | 26,36 | 2 |
| 2008 | 722 | 18.870,80 | 26,14 | 3 |
| 2009 | 887 | 21.912,15 | 24,70 | 5 |
| 2010 | 868 | 20.576,79 | 23,71 | 5 |
| 2011 | 814 | 19.583,55 | 24,06 | 5 |
| 2012 | 829 | 22.139,62 | 26,71 | 6 |
| 2013 | 882 | 21.635,39 | 24,53 | 7 |
| 2014 | 881 | 27.030,25 | 30,68 | 7 |
| 2015 | 787 | 23.980,12 | 30,47 | 8 |
| 2016 | 703 | 23.741,41 | 33,77 | 6 |
| 2017 | 718 | 22.968,11 | 31,99 | 6 |
| 2018 | 655 | 21.278,72 | 32,49 | 6 |
| 2019 | 644 | 20.639,08 | 32,05 | 6 |
| 2020 | 594 | 20.011,10 | 33,69 | 6 |
| 2021 | 558 | 17.635,39 | 31,60 | 6 |
| 2022 | 460 | 13.984,46 | 30,40 | 3 |
| 2023 | 542 | 16.118,69 | 29,74 | 4 |
| 2024 | 653 | 20.862,18 | 31,95 | 6 |
| totale | 13.655 | 393.727,45 | 28,83 | 101 |