| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 33 | 851,63 | 25,81 | 1 |
| 2009 | 51 | 878,12 | 17,22 | 1 |
| 2010 | 26 | 478,68 | 18,41 | 1 |
| 2012 | 31 | 620,87 | 20,03 | 1 |
| 2013 | 27 | 487,02 | 18,04 | 1 |
| 2014 | 31 | 771,71 | 24,89 | 2 |
| 2015 | 13 | 211,06 | 16,24 | 2 |
| 2016 | 25 | 801,72 | 32,07 | 2 |
| 2017 | 23 | 585,17 | 25,44 | 2 |
| 2018 | 23 | 590,77 | 25,69 | 2 |
| 2019 | 10 | 167,90 | 16,79 | 1 |
| 2020 | 23 | 554,32 | 24,10 | 2 |
| 2021 | 24 | 562,78 | 23,45 | 2 |
| 2022 | 27 | 544,19 | 20,16 | 2 |
| 2023 | 29 | 798,02 | 27,52 | 2 |
| 2024 | 26 | 611,73 | 23,53 | 2 |
| totale | 422 | 9.515,69 | 22,55 | 26 |