| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 24 | 320,63 | 13,36 | 1 |
| 2008 | 22 | 367,90 | 16,72 | 4 |
| 2009 | 8 | 189,05 | 23,63 | 1 |
| 2010 | 20 | 292,87 | 14,64 | 2 |
| 2011 | 22 | 553,35 | 25,15 | 1 |
| 2012 | 1 | 32,61 | 32,61 | 1 |
| 2013 | 3 | 68,43 | 22,81 | 1 |
| 2014 | 9 | 211,09 | 23,45 | 2 |
| 2015 | 4 | 70,04 | 17,51 | 1 |
| 2016 | 7 | 130,99 | 18,71 | 1 |
| 2017 | 12 | 590,28 | 49,19 | 2 |
| 2018 | 11 | 565,20 | 51,38 | 2 |
| 2019 | 16 | 720,61 | 45,04 | 2 |
| 2020 | 12 | 609,24 | 50,77 | 2 |
| 2021 | 21 | 836,07 | 39,81 | 2 |
| 2022 | 20 | 833,18 | 41,66 | 2 |
| 2023 | 18 | 793,52 | 44,08 | 2 |
| 2024 | 15 | 744,27 | 49,62 | 2 |
| totale | 245 | 7.929,33 | 32,36 | 31 |