| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 195 | 3.131,92 | 16,06 | 1 |
| 2009 | 210 | 2.899,05 | 13,81 | 1 |
| 2010 | 260 | 3.012,94 | 11,59 | 1 |
| 2012 | 409 | 4.839,08 | 11,83 | 2 |
| 2013 | 252 | 3.170,79 | 12,58 | 2 |
| 2014 | 275 | 3.982,50 | 14,48 | 3 |
| 2015 | 280 | 3.628,54 | 12,96 | 3 |
| 2016 | 217 | 2.892,38 | 13,33 | 3 |
| 2017 | 149 | 2.859,67 | 19,19 | 3 |
| 2018 | 137 | 2.510,53 | 18,33 | 3 |
| 2019 | 111 | 2.376,34 | 21,41 | 3 |
| 2020 | 154 | 3.903,29 | 25,35 | 4 |
| 2021 | 85 | 3.177,21 | 37,38 | 4 |
| 2022 | 87 | 2.477,93 | 28,48 | 3 |
| 2023 | 100 | 2.123,11 | 21,23 | 3 |
| 2024 | 19 | 329,19 | 17,33 | 3 |
| totale | 2.940 | 47.314,47 | 16,09 | 42 |