| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 27 | 415,49 | 15,39 | 1 |
| 2008 | 4 | 155,27 | 38,82 | 1 |
| 2009 | 3 | 179,23 | 59,74 | 2 |
| 2010 | 43 | 1.581,71 | 36,78 | 2 |
| 2011 | 185 | 4.146,75 | 22,41 | 2 |
| 2012 | 4 | 52,30 | 13,08 | 2 |
| 2013 | 4 | 95,98 | 24,00 | 2 |
| 2014 | 4 | 52,15 | 13,04 | 2 |
| 2015 | 10 | 129,06 | 12,91 | 3 |
| 2016 | 18 | 663,80 | 36,88 | 3 |
| 2017 | 14 | 401,77 | 28,70 | 3 |
| 2018 | 35 | 974,02 | 27,83 | 4 |
| 2019 | 31 | 925,95 | 29,87 | 4 |
| 2020 | 28 | 1.805,16 | 64,47 | 4 |
| 2021 | 25 | 830,97 | 33,24 | 4 |
| 2022 | 34 | 1.003,96 | 29,53 | 4 |
| 2023 | 45 | 1.078,97 | 23,98 | 5 |
| 2024 | 89 | 2.970,89 | 33,38 | 9 |
| totale | 603 | 17.463,43 | 28,96 | 57 |