| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 18 | 217,58 | 12,09 | 2 |
| 2007 | 10 | 213,68 | 21,37 | 1 |
| 2008 | 2 | 19,10 | 9,55 | 2 |
| 2009 | 11 | 187,28 | 17,03 | 3 |
| 2010 | 1 | 30,99 | 30,99 | 2 |
| 2011 | 0 | 0,00 | 0,00 | 1 |
| 2012 | 6 | 143,98 | 24,00 | 2 |
| 2013 | 1 | 26,57 | 26,57 | 2 |
| 2014 | 5 | 86,66 | 17,33 | 2 |
| 2015 | 6 | 108,90 | 18,15 | 1 |
| 2016 | 4 | 96,81 | 24,20 | 2 |
| 2017 | 8 | 242,64 | 30,33 | 2 |
| 2018 | 11 | 188,78 | 17,16 | 2 |
| 2019 | 12 | 422,96 | 35,25 | 2 |
| 2020 | 12 | 418,21 | 34,85 | 2 |
| 2021 | 12 | 130,97 | 10,91 | 2 |
| 2022 | 11 | 190,18 | 17,29 | 2 |
| 2023 | 22 | 745,33 | 33,88 | 2 |
| 2024 | 19 | 987,17 | 51,96 | 2 |
| totale | 171 | 4.457,79 | 26,07 | 36 |