| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 169 | 3.221,65 | 19,06 | 1 |
| 2009 | 112 | 2.236,68 | 19,97 | 1 |
| 2010 | 96 | 1.788,74 | 18,63 | 2 |
| 2011 | 80 | 1.691,99 | 21,15 | 1 |
| 2012 | 126 | 2.370,80 | 18,82 | 2 |
| 2013 | 140 | 2.643,99 | 18,89 | 2 |
| 2014 | 148 | 3.516,58 | 23,76 | 2 |
| 2015 | 133 | 3.030,97 | 22,79 | 2 |
| 2016 | 154 | 3.695,42 | 24,00 | 2 |
| 2017 | 193 | 3.960,83 | 20,52 | 2 |
| 2018 | 184 | 3.913,88 | 21,27 | 2 |
| 2019 | 221 | 4.498,42 | 20,35 | 2 |
| 2020 | 262 | 5.645,32 | 21,55 | 3 |
| 2021 | 257 | 5.856,09 | 22,79 | 4 |
| 2022 | 222 | 5.007,23 | 22,56 | 3 |
| 2023 | 236 | 5.040,47 | 21,36 | 5 |
| 2024 | 248 | 5.134,29 | 20,70 | 7 |
| totale | 2.981 | 63.253,35 | 21,22 | 43 |