| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 18 | 667,07 | 37,06 | 1 |
| 2007 | 7 | 129,22 | 18,46 | 1 |
| 2008 | 108 | 1.722,74 | 15,95 | 1 |
| 2009 | 34 | 673,81 | 19,82 | 2 |
| 2010 | 35 | 586,85 | 16,77 | 2 |
| 2011 | 34 | 720,14 | 21,18 | 1 |
| 2012 | 25 | 543,16 | 21,73 | 2 |
| 2013 | 28 | 393,25 | 14,04 | 2 |
| 2014 | 22 | 378,16 | 17,19 | 2 |
| 2015 | 14 | 235,80 | 16,84 | 1 |
| 2016 | 9 | 209,18 | 23,24 | 1 |
| 2017 | 47 | 1.196,48 | 25,46 | 2 |
| 2018 | 31 | 859,09 | 27,71 | 2 |
| 2019 | 24 | 534,99 | 22,29 | 2 |
| 2020 | 21 | 501,28 | 23,87 | 2 |
| 2021 | 21 | 533,48 | 25,40 | 3 |
| 2022 | 23 | 528,99 | 23,00 | 3 |
| 2023 | 28 | 669,10 | 23,90 | 3 |
| 2024 | 24 | 607,29 | 25,30 | 3 |
| totale | 553 | 11.690,08 | 21,14 | 36 |