| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 121 | 1.970,03 | 16,28 | 1 |
| 2009 | 60 | 1.714,37 | 28,57 | 2 |
| 2010 | 44 | 1.215,46 | 27,62 | 2 |
| 2012 | 37 | 654,56 | 17,69 | 1 |
| 2013 | 49 | 801,98 | 16,37 | 2 |
| 2014 | 46 | 1.048,81 | 22,80 | 2 |
| 2015 | 33 | 875,56 | 26,53 | 2 |
| 2016 | 40 | 1.092,36 | 27,31 | 2 |
| 2017 | 40 | 1.091,08 | 27,28 | 2 |
| 2018 | 39 | 988,40 | 25,34 | 2 |
| 2019 | 40 | 992,22 | 24,81 | 1 |
| 2020 | 40 | 1.116,84 | 27,92 | 1 |
| 2021 | 48 | 1.280,74 | 26,68 | 1 |
| 2022 | 38 | 999,49 | 26,30 | 1 |
| 2023 | 73 | 1.837,68 | 25,17 | 3 |
| 2024 | 73 | 1.611,49 | 22,08 | 3 |
| totale | 821 | 19.291,07 | 23,50 | 28 |