| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 241 | 4.306,67 | 17,87 | 1 |
| 2009 | 91 | 1.774,45 | 19,50 | 1 |
| 2010 | 100 | 1.708,66 | 17,09 | 1 |
| 2012 | 82 | 1.788,15 | 21,81 | 2 |
| 2013 | 65 | 1.370,26 | 21,08 | 2 |
| 2014 | 59 | 1.794,20 | 30,41 | 2 |
| 2015 | 151 | 4.705,57 | 31,16 | 3 |
| 2016 | 144 | 5.119,46 | 35,55 | 3 |
| 2017 | 121 | 4.018,32 | 33,21 | 3 |
| 2018 | 115 | 3.696,35 | 32,14 | 3 |
| 2019 | 106 | 3.589,81 | 33,87 | 2 |
| 2020 | 99 | 3.147,23 | 31,79 | 2 |
| 2021 | 84 | 2.604,35 | 31,00 | 2 |
| 2022 | 58 | 1.477,85 | 25,48 | 1 |
| 2023 | 50 | 1.410,96 | 28,22 | 1 |
| 2024 | 49 | 1.322,16 | 26,98 | 1 |
| totale | 1.615 | 43.834,45 | 27,14 | 30 |