| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 242 | 6.658,22 | 27,51 | 4 |
| 2007 | 156 | 4.839,94 | 31,03 | 2 |
| 2008 | 282 | 11.278,45 | 39,99 | 3 |
| 2009 | 227 | 9.198,58 | 40,52 | 5 |
| 2010 | 598 | 15.828,35 | 26,47 | 7 |
| 2011 | 581 | 17.238,71 | 29,67 | 5 |
| 2012 | 588 | 17.340,91 | 29,49 | 12 |
| 2013 | 530 | 14.410,75 | 27,19 | 11 |
| 2014 | 475 | 14.864,67 | 31,29 | 9 |
| 2015 | 448 | 13.567,41 | 30,28 | 9 |
| 2016 | 420 | 13.656,35 | 32,52 | 10 |
| 2017 | 264 | 9.270,14 | 35,11 | 10 |
| 2018 | 278 | 11.397,46 | 41,00 | 11 |
| 2019 | 338 | 11.977,80 | 35,44 | 11 |
| 2020 | 365 | 12.158,32 | 33,31 | 11 |
| 2021 | 314 | 10.649,34 | 33,92 | 9 |
| 2022 | 306 | 11.598,66 | 37,90 | 7 |
| 2023 | 337 | 13.781,94 | 40,90 | 9 |
| 2024 | 323 | 12.441,11 | 38,52 | 10 |
| totale | 7.072 | 232.157,11 | 32,83 | 155 |