| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 69 | 1.321,22 | 19,15 | 2 |
| 2009 | 2 | 60,22 | 30,11 | 1 |
| 2010 | 35 | 665,37 | 19,01 | 2 |
| 2011 | 47 | 1.862,26 | 39,62 | 1 |
| 2012 | 41 | 993,72 | 24,24 | 2 |
| 2013 | 50 | 1.169,46 | 23,39 | 2 |
| 2014 | 52 | 1.514,26 | 29,12 | 2 |
| 2015 | 49 | 1.444,66 | 29,48 | 2 |
| 2016 | 51 | 1.427,79 | 28,00 | 2 |
| 2017 | 41 | 1.179,39 | 28,77 | 2 |
| 2018 | 43 | 1.146,96 | 26,67 | 2 |
| 2019 | 43 | 1.110,05 | 25,82 | 2 |
| 2020 | 56 | 1.462,39 | 26,11 | 2 |
| 2021 | 47 | 1.195,12 | 25,43 | 2 |
| 2022 | 37 | 968,16 | 26,17 | 2 |
| 2023 | 32 | 939,04 | 29,35 | 3 |
| 2024 | 34 | 764,46 | 22,48 | 3 |
| totale | 729 | 19.224,53 | 26,37 | 34 |