| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 825 | 19.408,73 | 23,53 | 5 |
| 2007 | 632 | 21.337,93 | 33,76 | 4 |
| 2008 | 444 | 11.925,69 | 26,86 | 4 |
| 2009 | 512 | 12.243,39 | 23,91 | 5 |
| 2010 | 590 | 12.418,60 | 21,05 | 6 |
| 2011 | 166 | 3.871,55 | 23,32 | 3 |
| 2012 | 659 | 14.289,51 | 21,68 | 5 |
| 2013 | 647 | 13.794,40 | 21,32 | 4 |
| 2014 | 672 | 16.968,94 | 25,25 | 4 |
| 2015 | 618 | 16.322,83 | 26,41 | 4 |
| 2016 | 631 | 16.501,60 | 26,15 | 4 |
| 2017 | 653 | 17.189,37 | 26,32 | 4 |
| 2018 | 657 | 17.428,96 | 26,53 | 4 |
| 2019 | 665 | 16.545,22 | 24,88 | 5 |
| 2020 | 727 | 19.894,17 | 27,36 | 5 |
| 2021 | 658 | 17.591,23 | 26,73 | 5 |
| 2022 | 518 | 13.881,04 | 26,80 | 5 |
| 2023 | 636 | 17.111,38 | 26,90 | 7 |
| 2024 | 690 | 18.586,61 | 26,94 | 7 |
| totale | 11.600 | 297.311,15 | 25,63 | 90 |