| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 584 | 17.155,52 | 29,38 | 4 |
| 2007 | 385 | 13.214,52 | 34,32 | 4 |
| 2008 | 354 | 12.122,91 | 34,25 | 3 |
| 2009 | 403 | 14.154,41 | 35,12 | 5 |
| 2010 | 448 | 14.331,31 | 31,99 | 6 |
| 2011 | 292 | 11.305,84 | 38,72 | 4 |
| 2012 | 462 | 15.431,42 | 33,40 | 6 |
| 2013 | 448 | 13.670,36 | 30,51 | 7 |
| 2014 | 394 | 15.252,99 | 38,71 | 6 |
| 2015 | 366 | 14.787,36 | 40,40 | 7 |
| 2016 | 204 | 6.586,79 | 32,29 | 6 |
| 2017 | 351 | 12.572,88 | 35,82 | 7 |
| 2018 | 324 | 11.982,18 | 36,98 | 9 |
| 2019 | 315 | 13.422,53 | 42,61 | 9 |
| 2020 | 359 | 15.175,55 | 42,27 | 9 |
| 2021 | 318 | 12.675,66 | 39,86 | 9 |
| 2022 | 287 | 10.665,14 | 37,16 | 8 |
| 2023 | 325 | 11.941,09 | 36,74 | 9 |
| 2024 | 336 | 10.634,87 | 31,65 | 9 |
| totale | 6.955 | 247.083,33 | 35,53 | 127 |