| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 24 | 664,71 | 27,70 | 1 |
| 2009 | 4 | 105,93 | 26,48 | 1 |
| 2010 | 4 | 108,65 | 27,16 | 1 |
| 2012 | 14 | 206,13 | 14,72 | 1 |
| 2013 | 139 | 2.854,06 | 20,53 | 3 |
| 2014 | 70 | 1.756,12 | 25,09 | 4 |
| 2015 | 31 | 744,45 | 24,01 | 2 |
| 2016 | 77 | 2.105,34 | 27,34 | 2 |
| 2017 | 52 | 1.399,43 | 26,91 | 2 |
| 2018 | 17 | 302,08 | 17,77 | 1 |
| 2019 | 17 | 330,36 | 19,43 | 1 |
| 2020 | 13 | 308,78 | 23,75 | 1 |
| 2021 | 11 | 294,44 | 26,77 | 1 |
| 2022 | 13 | 351,45 | 27,03 | 1 |
| 2023 | 15 | 305,60 | 20,37 | 1 |
| 2024 | 50 | 1.292,85 | 25,86 | 2 |
| totale | 551 | 13.130,38 | 23,83 | 25 |