| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 659 | 17.078,99 | 25,92 | 2 |
| 2007 | 649 | 19.002,72 | 29,28 | 1 |
| 2008 | 650 | 20.469,24 | 31,49 | 1 |
| 2009 | 610 | 17.927,22 | 29,39 | 2 |
| 2010 | 608 | 13.663,08 | 22,47 | 2 |
| 2011 | 603 | 13.090,91 | 21,71 | 1 |
| 2012 | 624 | 15.848,77 | 25,40 | 3 |
| 2013 | 629 | 13.790,17 | 21,92 | 2 |
| 2014 | 712 | 20.612,67 | 28,95 | 3 |
| 2015 | 729 | 20.211,65 | 27,73 | 3 |
| 2016 | 763 | 21.287,04 | 27,90 | 3 |
| 2017 | 724 | 19.789,09 | 27,33 | 3 |
| 2018 | 672 | 19.439,28 | 28,93 | 3 |
| 2019 | 698 | 21.109,36 | 30,24 | 4 |
| 2020 | 633 | 20.651,17 | 32,62 | 4 |
| 2021 | 594 | 19.622,91 | 33,04 | 4 |
| 2022 | 625 | 22.323,29 | 35,72 | 4 |
| 2023 | 592 | 20.206,53 | 34,13 | 5 |
| 2024 | 590 | 20.262,28 | 34,34 | 5 |
| totale | 12.364 | 356.386,37 | 28,82 | 55 |