| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 51 | 711,11 | 13,94 | 1 |
| 2009 | 61 | 1.948,72 | 31,95 | 2 |
| 2010 | 147 | 2.981,59 | 20,28 | 2 |
| 2011 | 150 | 2.984,47 | 19,90 | 1 |
| 2012 | 129 | 2.847,36 | 22,07 | 2 |
| 2013 | 108 | 2.653,78 | 24,57 | 2 |
| 2014 | 98 | 2.831,27 | 28,89 | 2 |
| 2015 | 96 | 3.138,51 | 32,69 | 2 |
| 2016 | 90 | 3.023,72 | 33,60 | 2 |
| 2017 | 81 | 2.318,04 | 28,62 | 2 |
| 2018 | 84 | 2.175,36 | 25,90 | 2 |
| 2019 | 82 | 2.491,84 | 30,39 | 2 |
| 2020 | 58 | 1.891,53 | 32,61 | 2 |
| 2021 | 57 | 2.002,16 | 35,13 | 2 |
| 2022 | 57 | 2.058,45 | 36,11 | 2 |
| 2023 | 50 | 1.655,21 | 33,10 | 2 |
| 2024 | 61 | 1.965,94 | 32,23 | 2 |
| totale | 1.460 | 39.679,06 | 27,18 | 32 |