| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 526 | 11.355,82 | 21,59 | 3 |
| 2007 | 289 | 9.448,12 | 32,69 | 4 |
| 2008 | 332 | 10.439,54 | 31,44 | 5 |
| 2009 | 336 | 10.594,78 | 31,53 | 4 |
| 2010 | 439 | 13.544,36 | 30,85 | 5 |
| 2011 | 338 | 9.998,58 | 29,58 | 2 |
| 2012 | 425 | 12.222,71 | 28,76 | 6 |
| 2013 | 629 | 14.834,46 | 23,58 | 5 |
| 2014 | 592 | 19.062,28 | 32,20 | 6 |
| 2015 | 638 | 20.217,23 | 31,69 | 7 |
| 2016 | 636 | 20.099,30 | 31,60 | 7 |
| 2017 | 602 | 21.033,32 | 34,94 | 6 |
| 2018 | 581 | 20.297,59 | 34,94 | 6 |
| 2019 | 676 | 23.395,60 | 34,61 | 6 |
| 2020 | 617 | 21.961,88 | 35,59 | 7 |
| 2021 | 576 | 19.294,05 | 33,50 | 7 |
| 2022 | 542 | 20.123,01 | 37,13 | 6 |
| 2023 | 480 | 16.528,76 | 34,43 | 5 |
| 2024 | 475 | 15.618,09 | 32,88 | 5 |
| totale | 9.729 | 310.069,48 | 31,87 | 102 |