| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 510 | 13.121,52 | 25,73 | 2 |
| 2007 | 329 | 10.709,66 | 32,55 | 1 |
| 2008 | 319 | 11.827,13 | 37,08 | 1 |
| 2009 | 346 | 9.598,63 | 27,74 | 2 |
| 2010 | 396 | 9.358,74 | 23,63 | 3 |
| 2011 | 365 | 9.136,29 | 25,03 | 1 |
| 2012 | 457 | 10.679,46 | 23,37 | 2 |
| 2013 | 356 | 9.465,73 | 26,59 | 2 |
| 2014 | 356 | 12.171,92 | 34,19 | 2 |
| 2015 | 327 | 10.622,17 | 32,48 | 2 |
| 2016 | 294 | 10.213,47 | 34,74 | 2 |
| 2017 | 489 | 12.863,10 | 26,30 | 2 |
| 2018 | 559 | 14.591,14 | 26,10 | 2 |
| 2019 | 360 | 9.983,05 | 27,73 | 2 |
| 2020 | 357 | 11.451,97 | 32,08 | 2 |
| 2021 | 386 | 11.283,03 | 29,23 | 2 |
| 2022 | 360 | 11.065,47 | 30,74 | 2 |
| 2023 | 358 | 10.965,37 | 30,63 | 3 |
| 2024 | 378 | 11.578,83 | 30,63 | 3 |
| totale | 7.302 | 210.686,68 | 28,85 | 38 |