| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 388 | 7.098,79 | 18,30 | 1 |
| 2009 | 78 | 1.406,66 | 18,03 | 1 |
| 2010 | 59 | 924,07 | 15,66 | 2 |
| 2012 | 46 | 1.051,32 | 22,85 | 1 |
| 2013 | 51 | 611,35 | 11,99 | 2 |
| 2014 | 39 | 670,69 | 17,20 | 1 |
| 2015 | 42 | 739,75 | 17,61 | 1 |
| 2016 | 43 | 545,29 | 12,68 | 1 |
| 2017 | 43 | 612,73 | 14,25 | 1 |
| 2018 | 45 | 693,74 | 15,42 | 1 |
| 2019 | 38 | 595,37 | 15,67 | 1 |
| 2020 | 41 | 574,01 | 14,00 | 1 |
| 2021 | 67 | 1.531,82 | 22,86 | 2 |
| 2022 | 32 | 565,70 | 17,68 | 1 |
| 2023 | 21 | 461,47 | 21,97 | 1 |
| 2024 | 27 | 575,15 | 21,30 | 2 |
| totale | 1.060 | 18.657,91 | 17,60 | 20 |