| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 807 | 24.648,85 | 30,54 | 5 |
| 2007 | 161 | 5.137,99 | 31,91 | 4 |
| 2008 | 531 | 18.649,48 | 35,12 | 6 |
| 2009 | 614 | 23.372,30 | 38,07 | 8 |
| 2010 | 605 | 16.680,72 | 27,57 | 10 |
| 2011 | 389 | 10.849,15 | 27,89 | 6 |
| 2012 | 423 | 14.047,38 | 33,21 | 6 |
| 2013 | 567 | 16.112,51 | 28,42 | 6 |
| 2014 | 479 | 17.985,74 | 37,55 | 6 |
| 2015 | 435 | 16.416,67 | 37,74 | 6 |
| 2016 | 333 | 13.187,39 | 39,60 | 6 |
| 2017 | 302 | 11.567,90 | 38,30 | 6 |
| 2018 | 301 | 11.982,61 | 39,81 | 7 |
| 2019 | 304 | 11.864,20 | 39,03 | 7 |
| 2020 | 295 | 11.027,73 | 37,38 | 7 |
| 2021 | 288 | 11.046,03 | 38,35 | 7 |
| 2022 | 317 | 12.751,01 | 40,22 | 7 |
| 2023 | 441 | 18.085,57 | 41,01 | 9 |
| 2024 | 459 | 17.221,14 | 37,52 | 12 |
| totale | 8.051 | 282.634,37 | 35,11 | 131 |