| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 524 | 15.903,63 | 30,35 | 5 |
| 2007 | 293 | 11.185,26 | 38,17 | 5 |
| 2008 | 390 | 15.054,21 | 38,60 | 5 |
| 2009 | 477 | 17.302,46 | 36,27 | 8 |
| 2010 | 520 | 15.320,53 | 29,46 | 7 |
| 2011 | 566 | 18.263,04 | 32,27 | 7 |
| 2012 | 766 | 22.672,39 | 29,60 | 8 |
| 2013 | 729 | 20.334,69 | 27,89 | 8 |
| 2014 | 736 | 25.977,20 | 35,30 | 9 |
| 2015 | 1.070 | 37.734,16 | 35,27 | 10 |
| 2016 | 721 | 23.916,88 | 33,17 | 8 |
| 2017 | 734 | 25.670,94 | 34,97 | 10 |
| 2018 | 802 | 30.025,01 | 37,44 | 10 |
| 2019 | 719 | 22.476,72 | 31,26 | 9 |
| 2020 | 727 | 22.231,06 | 30,58 | 9 |
| 2021 | 702 | 22.313,72 | 31,79 | 9 |
| 2022 | 679 | 22.322,35 | 32,88 | 10 |
| 2023 | 584 | 17.279,34 | 29,59 | 9 |
| 2024 | 584 | 17.351,85 | 29,71 | 9 |
| totale | 12.323 | 403.335,44 | 32,73 | 155 |