| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 15 | 266,49 | 17,77 | 1 |
| 2007 | 251 | 6.292,76 | 25,07 | 1 |
| 2009 | 226 | 5.374,99 | 23,78 | 2 |
| 2010 | 237 | 5.347,83 | 22,56 | 3 |
| 2011 | 338 | 7.178,80 | 21,24 | 2 |
| 2012 | 41 | 1.594,37 | 38,89 | 2 |
| 2013 | 217 | 4.384,11 | 20,20 | 3 |
| 2014 | 299 | 7.131,22 | 23,85 | 3 |
| 2015 | 256 | 7.403,86 | 28,92 | 3 |
| 2016 | 579 | 10.763,58 | 18,59 | 2 |
| 2017 | 641 | 10.807,79 | 16,86 | 3 |
| 2018 | 169 | 3.895,35 | 23,05 | 3 |
| 2019 | 179 | 4.489,48 | 25,08 | 3 |
| 2020 | 173 | 4.634,92 | 26,79 | 3 |
| 2021 | 244 | 5.696,14 | 23,34 | 3 |
| 2022 | 243 | 6.031,44 | 24,82 | 3 |
| 2023 | 464 | 9.929,89 | 21,40 | 4 |
| 2024 | 344 | 8.269,36 | 24,04 | 4 |
| totale | 4.916 | 109.492,38 | 22,27 | 48 |