| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 865 | 21.267,39 | 24,59 | 3 |
| 2007 | 237 | 8.591,80 | 36,25 | 1 |
| 2008 | 261 | 9.280,42 | 35,56 | 5 |
| 2009 | 416 | 14.033,15 | 33,73 | 3 |
| 2010 | 583 | 16.192,98 | 27,78 | 3 |
| 2011 | 308 | 10.246,63 | 33,27 | 3 |
| 2012 | 607 | 15.779,45 | 26,00 | 4 |
| 2013 | 594 | 14.894,46 | 25,07 | 4 |
| 2014 | 605 | 19.400,83 | 32,07 | 6 |
| 2015 | 581 | 17.929,46 | 30,86 | 5 |
| 2016 | 523 | 17.906,48 | 34,24 | 3 |
| 2017 | 562 | 18.511,55 | 32,94 | 4 |
| 2018 | 530 | 19.303,76 | 36,42 | 5 |
| 2019 | 548 | 18.339,60 | 33,47 | 5 |
| 2020 | 599 | 23.159,06 | 38,66 | 5 |
| 2021 | 559 | 20.175,92 | 36,09 | 5 |
| 2022 | 981 | 33.635,65 | 34,29 | 6 |
| 2023 | 1.001 | 33.044,97 | 33,01 | 6 |
| 2024 | 1.047 | 31.733,09 | 30,31 | 6 |
| totale | 11.407 | 363.426,65 | 31,86 | 82 |