| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 317 | 7.739,19 | 24,41 | 2 |
| 2007 | 164 | 5.203,21 | 31,73 | 1 |
| 2008 | 226 | 6.228,13 | 27,56 | 1 |
| 2009 | 222 | 7.849,77 | 35,36 | 2 |
| 2010 | 267 | 8.027,34 | 30,06 | 2 |
| 2011 | 258 | 7.135,86 | 27,66 | 1 |
| 2012 | 267 | 7.181,72 | 26,90 | 2 |
| 2013 | 414 | 9.719,86 | 23,48 | 3 |
| 2014 | 311 | 8.703,36 | 27,99 | 3 |
| 2015 | 215 | 6.644,82 | 30,91 | 4 |
| 2016 | 231 | 6.215,43 | 26,91 | 4 |
| 2017 | 198 | 5.936,13 | 29,98 | 4 |
| 2018 | 246 | 7.306,80 | 29,70 | 5 |
| 2019 | 268 | 8.298,86 | 30,97 | 4 |
| 2020 | 214 | 7.098,05 | 33,17 | 4 |
| 2021 | 264 | 8.239,99 | 31,21 | 5 |
| 2022 | 286 | 8.923,08 | 31,20 | 5 |
| 2023 | 239 | 8.452,46 | 35,37 | 5 |
| 2024 | 254 | 7.612,26 | 29,97 | 7 |
| totale | 4.861 | 142.516,32 | 29,32 | 64 |