| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 99 | 1.859,85 | 18,79 | 1 |
| 2009 | 19 | 385,06 | 20,27 | 1 |
| 2010 | 48 | 1.195,97 | 24,92 | 1 |
| 2012 | 34 | 792,33 | 23,30 | 1 |
| 2013 | 37 | 858,92 | 23,21 | 1 |
| 2014 | 33 | 849,18 | 25,73 | 1 |
| 2015 | 37 | 1.007,86 | 27,24 | 1 |
| 2016 | 73 | 2.179,29 | 29,85 | 2 |
| 2017 | 63 | 1.868,36 | 29,66 | 2 |
| 2018 | 86 | 2.463,44 | 28,64 | 2 |
| 2019 | 69 | 1.962,02 | 28,44 | 2 |
| 2020 | 55 | 1.405,52 | 25,55 | 2 |
| 2021 | 43 | 1.197,06 | 27,84 | 2 |
| 2022 | 33 | 1.109,86 | 33,63 | 2 |
| 2023 | 29 | 881,35 | 30,39 | 2 |
| 2024 | 80 | 2.126,94 | 26,59 | 3 |
| totale | 838 | 22.143,01 | 26,42 | 26 |