| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 1.569 | 33.306,51 | 21,23 | 4 |
| 2007 | 528 | 12.415,51 | 23,51 | 2 |
| 2008 | 781 | 18.962,48 | 24,28 | 3 |
| 2009 | 974 | 22.245,93 | 22,84 | 7 |
| 2010 | 1.342 | 27.978,34 | 20,85 | 8 |
| 2011 | 1.463 | 27.742,81 | 18,96 | 5 |
| 2012 | 412 | 9.529,75 | 23,13 | 7 |
| 2013 | 536 | 11.798,22 | 22,01 | 7 |
| 2014 | 651 | 18.329,85 | 28,16 | 9 |
| 2015 | 551 | 14.937,38 | 27,11 | 7 |
| 2016 | 517 | 12.705,81 | 24,58 | 5 |
| 2017 | 642 | 15.708,70 | 24,47 | 8 |
| 2018 | 698 | 17.985,24 | 25,77 | 8 |
| 2019 | 1.412 | 24.845,39 | 17,60 | 10 |
| 2020 | 747 | 16.893,36 | 22,61 | 9 |
| 2021 | 564 | 13.300,93 | 23,58 | 8 |
| 2022 | 469 | 11.027,92 | 23,51 | 7 |
| 2023 | 689 | 14.872,93 | 21,59 | 13 |
| 2024 | 636 | 13.647,65 | 21,46 | 14 |
| totale | 15.181 | 338.234,71 | 22,28 | 141 |