| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 257 | 3.589,27 | 13,97 | 1 |
| 2008 | 2 | 71,03 | 35,52 | 1 |
| 2009 | 28 | 463,97 | 16,57 | 1 |
| 2010 | 71 | 1.561,21 | 21,99 | 2 |
| 2012 | 127 | 1.765,08 | 13,90 | 2 |
| 2013 | 110 | 1.706,52 | 15,51 | 2 |
| 2014 | 101 | 1.675,41 | 16,59 | 1 |
| 2015 | 82 | 1.523,80 | 18,58 | 1 |
| 2016 | 106 | 2.459,66 | 23,20 | 2 |
| 2017 | 70 | 906,74 | 12,95 | 1 |
| 2018 | 72 | 1.258,95 | 17,49 | 1 |
| 2019 | 71 | 1.067,13 | 15,03 | 3 |
| 2020 | 76 | 1.523,17 | 20,04 | 3 |
| 2021 | 29 | 519,00 | 17,90 | 3 |
| 2022 | 63 | 1.284,91 | 20,40 | 4 |
| 2023 | 71 | 1.693,41 | 23,85 | 5 |
| 2024 | 88 | 1.570,79 | 17,85 | 5 |
| totale | 1.424 | 24.640,05 | 17,30 | 38 |