| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 116 | 1.782,15 | 15,36 | 2 |
| 2007 | 8 | 87,16 | 10,90 | 1 |
| 2008 | 222 | 5.632,63 | 25,37 | 5 |
| 2009 | 466 | 10.844,69 | 23,27 | 5 |
| 2010 | 522 | 9.695,91 | 18,57 | 5 |
| 2011 | 281 | 3.886,84 | 13,83 | 4 |
| 2012 | 406 | 5.948,22 | 14,65 | 5 |
| 2013 | 416 | 5.627,78 | 13,53 | 5 |
| 2014 | 449 | 8.052,05 | 17,93 | 6 |
| 2015 | 432 | 7.784,60 | 18,02 | 6 |
| 2016 | 398 | 8.075,29 | 20,29 | 7 |
| 2017 | 654 | 12.575,11 | 19,23 | 8 |
| 2018 | 753 | 15.087,47 | 20,04 | 10 |
| 2019 | 644 | 12.760,72 | 19,81 | 11 |
| 2020 | 608 | 12.199,06 | 20,06 | 11 |
| 2021 | 613 | 12.879,92 | 21,01 | 11 |
| 2022 | 633 | 13.506,41 | 21,34 | 8 |
| 2023 | 708 | 14.836,19 | 20,96 | 10 |
| 2024 | 846 | 18.073,14 | 21,36 | 13 |
| totale | 9.175 | 179.335,34 | 19,55 | 133 |