| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 55 | 919,08 | 16,71 | 1 |
| 2009 | 18 | 478,37 | 26,58 | 1 |
| 2010 | 94 | 1.407,86 | 14,98 | 3 |
| 2011 | 25 | 459,50 | 18,38 | 1 |
| 2012 | 43 | 678,18 | 15,77 | 2 |
| 2013 | 35 | 759,27 | 21,69 | 1 |
| 2014 | 473 | 9.128,25 | 19,30 | 2 |
| 2015 | 315 | 6.367,69 | 20,21 | 3 |
| 2016 | 75 | 2.246,98 | 29,96 | 2 |
| 2017 | 252 | 6.046,52 | 23,99 | 3 |
| 2018 | 1.458 | 28.646,60 | 19,65 | 4 |
| 2019 | 1.032 | 21.483,79 | 20,82 | 5 |
| 2020 | 687 | 15.770,74 | 22,96 | 5 |
| 2021 | 699 | 16.066,94 | 22,99 | 5 |
| 2022 | 859 | 18.560,64 | 21,61 | 5 |
| 2023 | 738 | 14.991,34 | 20,31 | 4 |
| 2024 | 679 | 14.334,02 | 21,11 | 6 |
| totale | 7.537 | 158.345,77 | 21,01 | 53 |