| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 9 | 214,30 | 23,81 | 1 |
| 2007 | 23 | 786,56 | 34,20 | 1 |
| 2008 | 18 | 678,74 | 37,71 | 1 |
| 2009 | 2 | 25,29 | 12,65 | 1 |
| 2010 | 33 | 678,28 | 20,55 | 2 |
| 2012 | 2 | 35,86 | 17,93 | 1 |
| 2013 | 15 | 356,95 | 23,80 | 2 |
| 2014 | 53 | 913,28 | 17,23 | 3 |
| 2015 | 17 | 388,65 | 22,86 | 3 |
| 2016 | 11 | 428,27 | 38,93 | 3 |
| 2017 | 13 | 274,50 | 21,12 | 2 |
| 2018 | 22 | 365,07 | 16,59 | 2 |
| 2019 | 2 | 105,37 | 52,69 | 1 |
| 2020 | 12 | 440,31 | 36,69 | 2 |
| 2021 | 22 | 331,85 | 15,08 | 3 |
| 2022 | 25 | 843,26 | 33,73 | 3 |
| 2023 | 56 | 2.707,79 | 48,35 | 5 |
| 2024 | 184 | 3.457,52 | 18,79 | 5 |
| totale | 519 | 13.031,85 | 25,11 | 41 |