| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 100 | 1.717,64 | 17,18 | 1 |
| 2007 | 1.123 | 37.825,89 | 33,68 | 3 |
| 2008 | 383 | 10.191,73 | 26,61 | 2 |
| 2009 | 446 | 10.551,46 | 23,66 | 3 |
| 2010 | 795 | 19.191,31 | 24,14 | 4 |
| 2011 | 760 | 19.278,07 | 25,37 | 3 |
| 2012 | 854 | 22.518,65 | 26,37 | 5 |
| 2013 | 598 | 10.664,12 | 17,83 | 2 |
| 2014 | 596 | 15.008,92 | 25,18 | 4 |
| 2015 | 498 | 12.865,08 | 25,83 | 4 |
| 2016 | 484 | 13.427,52 | 27,74 | 4 |
| 2017 | 474 | 13.511,96 | 28,51 | 4 |
| 2018 | 470 | 12.995,69 | 27,65 | 4 |
| 2019 | 440 | 12.297,68 | 27,95 | 4 |
| 2020 | 397 | 11.660,23 | 29,37 | 4 |
| 2021 | 371 | 10.539,68 | 28,41 | 5 |
| 2022 | 45 | 1.242,64 | 27,61 | 4 |
| 2023 | 52 | 1.694,40 | 32,58 | 4 |
| 2024 | 51 | 1.522,08 | 29,84 | 4 |
| totale | 8.937 | 238.704,75 | 26,71 | 68 |