| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 103 | 1.986,76 | 19,29 | 1 |
| 2009 | 49 | 844,09 | 17,23 | 2 |
| 2010 | 32 | 421,18 | 13,16 | 1 |
| 2012 | 55 | 1.004,91 | 18,27 | 2 |
| 2013 | 45 | 736,43 | 16,37 | 2 |
| 2014 | 43 | 934,34 | 21,73 | 2 |
| 2015 | 79 | 1.793,02 | 22,70 | 2 |
| 2016 | 132 | 2.820,12 | 21,36 | 2 |
| 2017 | 124 | 2.662,85 | 21,47 | 2 |
| 2018 | 117 | 2.387,83 | 20,41 | 2 |
| 2019 | 134 | 2.787,45 | 20,80 | 2 |
| 2020 | 146 | 3.232,61 | 22,14 | 2 |
| 2021 | 206 | 4.357,47 | 21,15 | 2 |
| 2022 | 196 | 4.366,01 | 22,28 | 2 |
| 2023 | 190 | 3.366,06 | 17,72 | 2 |
| 2024 | 175 | 3.484,64 | 19,91 | 2 |
| totale | 1.826 | 37.185,77 | 20,36 | 30 |