| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 10 | 198,38 | 19,84 | 1 |
| 2009 | 2 | 51,86 | 25,93 | 1 |
| 2010 | 7 | 62,21 | 8,89 | 1 |
| 2011 | 113 | 2.044,62 | 18,09 | 3 |
| 2012 | 79 | 1.304,72 | 16,52 | 2 |
| 2013 | 69 | 1.081,43 | 15,67 | 2 |
| 2014 | 63 | 1.414,65 | 22,45 | 2 |
| 2015 | 60 | 1.273,58 | 21,23 | 2 |
| 2016 | 51 | 935,64 | 18,35 | 2 |
| 2017 | 46 | 873,26 | 18,98 | 2 |
| 2018 | 59 | 970,05 | 16,44 | 3 |
| 2019 | 47 | 840,48 | 17,88 | 2 |
| 2020 | 38 | 766,72 | 20,18 | 2 |
| 2021 | 36 | 700,36 | 19,45 | 2 |
| 2022 | 38 | 757,37 | 19,93 | 3 |
| 2023 | 44 | 831,92 | 18,91 | 3 |
| 2024 | 50 | 1.219,94 | 24,40 | 3 |
| totale | 812 | 15.327,19 | 18,88 | 36 |