| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 57 | 861,80 | 15,12 | 1 |
| 2007 | 146 | 2.182,70 | 14,95 | 1 |
| 2008 | 920 | 16.454,53 | 17,89 | 1 |
| 2009 | 934 | 18.425,42 | 19,73 | 2 |
| 2010 | 863 | 12.796,67 | 14,83 | 3 |
| 2011 | 10 | 99,52 | 9,95 | 1 |
| 2012 | 680 | 10.276,10 | 15,11 | 2 |
| 2013 | 618 | 8.388,80 | 13,57 | 2 |
| 2014 | 624 | 9.844,73 | 15,78 | 2 |
| 2015 | 639 | 10.766,00 | 16,85 | 2 |
| 2016 | 598 | 10.025,25 | 16,76 | 3 |
| 2017 | 582 | 9.214,02 | 15,83 | 3 |
| 2018 | 540 | 8.456,03 | 15,66 | 3 |
| 2019 | 513 | 8.097,24 | 15,78 | 3 |
| 2020 | 502 | 13.163,29 | 26,22 | 3 |
| 2021 | 477 | 12.125,79 | 25,42 | 4 |
| 2022 | 513 | 13.030,44 | 25,40 | 4 |
| 2023 | 481 | 12.498,98 | 25,99 | 4 |
| 2024 | 502 | 11.730,77 | 23,37 | 5 |
| totale | 10.199 | 188.438,08 | 18,48 | 49 |