| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 6 | 78,09 | 13,02 | 1 |
| 2009 | 3 | 68,47 | 22,82 | 1 |
| 2010 | 10 | 201,82 | 20,18 | 1 |
| 2011 | 9 | 128,83 | 14,31 | 1 |
| 2012 | 4 | 59,43 | 14,86 | 1 |
| 2013 | 48 | 1.167,08 | 24,31 | 2 |
| 2014 | 113 | 2.172,63 | 19,23 | 2 |
| 2015 | 82 | 2.236,66 | 27,28 | 3 |
| 2016 | 68 | 1.904,59 | 28,01 | 3 |
| 2017 | 60 | 1.677,77 | 27,96 | 3 |
| 2018 | 50 | 1.471,44 | 29,43 | 3 |
| 2019 | 45 | 1.198,65 | 26,64 | 3 |
| 2020 | 18 | 684,70 | 38,04 | 3 |
| 2021 | 20 | 597,25 | 29,86 | 3 |
| 2022 | 18 | 582,46 | 32,36 | 3 |
| 2023 | 18 | 555,13 | 30,84 | 3 |
| 2024 | 19 | 610,09 | 32,11 | 3 |
| totale | 591 | 15.395,09 | 26,05 | 39 |