| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 58 | 721,09 | 12,43 | 1 |
| 2008 | 1.624 | 39.027,52 | 24,03 | 2 |
| 2009 | 1.288 | 34.051,73 | 26,44 | 3 |
| 2010 | 722 | 17.963,04 | 24,88 | 2 |
| 2011 | 131 | 3.192,77 | 24,37 | 1 |
| 2012 | 634 | 16.216,64 | 25,58 | 2 |
| 2013 | 545 | 11.557,09 | 21,21 | 2 |
| 2014 | 308 | 9.038,19 | 29,34 | 2 |
| 2015 | 426 | 10.617,73 | 24,92 | 2 |
| 2016 | 268 | 6.741,89 | 25,16 | 3 |
| 2017 | 840 | 17.635,95 | 21,00 | 3 |
| 2018 | 906 | 18.869,41 | 20,83 | 3 |
| 2019 | 567 | 12.099,95 | 21,34 | 2 |
| 2020 | 600 | 13.092,46 | 21,82 | 4 |
| 2021 | 430 | 9.097,78 | 21,16 | 4 |
| 2022 | 94 | 2.057,66 | 21,89 | 2 |
| 2023 | 100 | 2.203,72 | 22,04 | 4 |
| 2024 | 103 | 2.647,49 | 25,70 | 3 |
| totale | 9.644 | 226.832,11 | 23,52 | 45 |