| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 309 | 3.683,06 | 11,92 | 1 |
| 2007 | 524 | 11.251,97 | 21,47 | 2 |
| 2008 | 474 | 10.536,04 | 22,23 | 2 |
| 2009 | 515 | 11.541,64 | 22,41 | 3 |
| 2010 | 560 | 9.955,84 | 17,78 | 3 |
| 2011 | 397 | 7.741,94 | 19,50 | 2 |
| 2012 | 484 | 9.332,72 | 19,28 | 3 |
| 2013 | 696 | 13.970,27 | 20,07 | 3 |
| 2014 | 556 | 13.591,49 | 24,45 | 3 |
| 2015 | 575 | 14.789,06 | 25,72 | 4 |
| 2016 | 612 | 16.031,68 | 26,20 | 4 |
| 2017 | 631 | 16.015,77 | 25,38 | 4 |
| 2018 | 583 | 15.487,02 | 26,56 | 4 |
| 2019 | 591 | 15.407,15 | 26,07 | 5 |
| 2020 | 630 | 16.940,97 | 26,89 | 6 |
| 2021 | 524 | 13.181,85 | 25,16 | 5 |
| 2022 | 534 | 13.549,79 | 25,37 | 5 |
| 2023 | 542 | 13.656,94 | 25,20 | 5 |
| 2024 | 577 | 14.549,10 | 25,22 | 7 |
| totale | 10.314 | 241.214,30 | 23,39 | 71 |