| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 45 | 867,33 | 19,27 | 1 |
| 2009 | 21 | 395,70 | 18,84 | 1 |
| 2010 | 14 | 214,98 | 15,36 | 1 |
| 2012 | 28 | 724,41 | 25,87 | 2 |
| 2013 | 18 | 353,73 | 19,65 | 1 |
| 2014 | 61 | 1.360,42 | 22,30 | 3 |
| 2015 | 54 | 1.298,35 | 24,04 | 2 |
| 2016 | 62 | 1.095,56 | 17,67 | 3 |
| 2017 | 50 | 1.109,74 | 22,19 | 3 |
| 2018 | 46 | 1.183,25 | 25,72 | 3 |
| 2019 | 37 | 860,14 | 23,25 | 2 |
| 2020 | 35 | 919,53 | 26,27 | 2 |
| 2021 | 31 | 991,79 | 31,99 | 2 |
| 2022 | 46 | 1.301,49 | 28,29 | 2 |
| 2023 | 42 | 1.380,89 | 32,88 | 3 |
| 2024 | 43 | 1.229,67 | 28,60 | 3 |
| totale | 633 | 15.286,98 | 24,15 | 34 |