| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 188 | 2.935,52 | 15,61 | 1 |
| 2008 | 26 | 676,42 | 26,02 | 1 |
| 2009 | 110 | 2.581,22 | 23,47 | 2 |
| 2010 | 115 | 2.042,07 | 17,76 | 2 |
| 2011 | 70 | 1.419,52 | 20,28 | 1 |
| 2012 | 111 | 2.344,32 | 21,12 | 2 |
| 2013 | 112 | 2.350,75 | 20,99 | 2 |
| 2014 | 99 | 2.734,27 | 27,62 | 2 |
| 2015 | 112 | 3.027,34 | 27,03 | 2 |
| 2016 | 116 | 2.963,23 | 25,55 | 3 |
| 2017 | 98 | 2.017,79 | 20,59 | 3 |
| 2018 | 115 | 2.836,22 | 24,66 | 3 |
| 2019 | 122 | 2.887,15 | 23,67 | 3 |
| 2020 | 111 | 2.667,81 | 24,03 | 3 |
| 2021 | 93 | 2.155,05 | 23,17 | 2 |
| 2022 | 92 | 2.200,58 | 23,92 | 2 |
| 2023 | 87 | 2.207,87 | 25,38 | 3 |
| 2024 | 104 | 2.358,74 | 22,68 | 3 |
| totale | 1.881 | 42.405,87 | 22,54 | 40 |