| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 389 | 9.900,11 | 25,45 | 2 |
| 2007 | 182 | 4.762,28 | 26,17 | 2 |
| 2008 | 233 | 7.404,75 | 31,78 | 5 |
| 2009 | 344 | 11.349,02 | 32,99 | 6 |
| 2010 | 313 | 8.775,76 | 28,04 | 6 |
| 2011 | 251 | 6.633,72 | 26,43 | 3 |
| 2012 | 362 | 10.850,69 | 29,97 | 6 |
| 2013 | 445 | 11.769,82 | 26,45 | 7 |
| 2014 | 432 | 14.071,31 | 32,57 | 8 |
| 2015 | 385 | 12.990,88 | 33,74 | 6 |
| 2016 | 485 | 17.580,85 | 36,25 | 7 |
| 2017 | 438 | 15.152,87 | 34,60 | 7 |
| 2018 | 466 | 15.478,14 | 33,21 | 8 |
| 2019 | 502 | 16.820,12 | 33,51 | 8 |
| 2020 | 468 | 16.967,80 | 36,26 | 6 |
| 2021 | 504 | 18.383,44 | 36,48 | 7 |
| 2022 | 493 | 17.905,95 | 36,32 | 6 |
| 2023 | 480 | 17.861,27 | 37,21 | 7 |
| 2024 | 475 | 16.008,08 | 33,70 | 7 |
| totale | 7.647 | 250.666,86 | 32,78 | 114 |