| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 409 | 8.437,29 | 20,63 | 2 |
| 2007 | 89 | 2.232,12 | 25,08 | 1 |
| 2008 | 88 | 2.214,01 | 25,16 | 3 |
| 2009 | 136 | 4.122,23 | 30,31 | 2 |
| 2010 | 191 | 4.535,87 | 23,75 | 5 |
| 2011 | 139 | 2.766,89 | 19,91 | 5 |
| 2012 | 293 | 6.388,72 | 21,80 | 6 |
| 2013 | 303 | 6.646,97 | 21,94 | 7 |
| 2014 | 329 | 8.634,38 | 26,24 | 6 |
| 2015 | 316 | 8.893,82 | 28,15 | 5 |
| 2016 | 356 | 10.311,76 | 28,97 | 6 |
| 2017 | 377 | 11.380,97 | 30,19 | 6 |
| 2018 | 336 | 10.023,27 | 29,83 | 6 |
| 2019 | 345 | 10.047,69 | 29,12 | 6 |
| 2020 | 342 | 8.735,38 | 25,54 | 7 |
| 2021 | 358 | 9.316,64 | 26,02 | 6 |
| 2022 | 273 | 8.097,87 | 29,66 | 6 |
| 2023 | 252 | 7.745,85 | 30,74 | 6 |
| 2024 | 406 | 10.230,99 | 25,20 | 9 |
| totale | 5.338 | 140.762,72 | 26,37 | 100 |