| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 114 | 2.766,97 | 24,27 | 2 |
| 2007 | 15 | 373,09 | 24,87 | 1 |
| 2008 | 11 | 199,68 | 18,15 | 1 |
| 2009 | 13 | 430,49 | 33,11 | 2 |
| 2010 | 9 | 371,63 | 41,29 | 1 |
| 2012 | 7 | 82,57 | 11,80 | 1 |
| 2013 | 6 | 69,91 | 11,65 | 1 |
| 2014 | 8 | 125,95 | 15,74 | 1 |
| 2015 | 8 | 114,45 | 14,31 | 1 |
| 2016 | 8 | 115,97 | 14,50 | 1 |
| 2017 | 9 | 225,93 | 25,10 | 1 |
| 2018 | 23 | 975,90 | 42,43 | 2 |
| 2019 | 6 | 132,18 | 22,03 | 1 |
| 2020 | 9 | 212,10 | 23,57 | 1 |
| 2021 | 8 | 202,83 | 25,35 | 1 |
| 2022 | 9 | 149,11 | 16,57 | 1 |
| 2023 | 19 | 507,80 | 26,73 | 2 |
| 2024 | 3 | 77,95 | 25,98 | 1 |
| totale | 285 | 7.134,51 | 25,03 | 22 |