| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 19 | 255,85 | 13,47 | 1 |
| 2009 | 437 | 8.152,52 | 18,66 | 2 |
| 2010 | 691 | 12.036,97 | 17,42 | 2 |
| 2011 | 706 | 12.178,95 | 17,25 | 1 |
| 2012 | 653 | 12.536,06 | 19,20 | 2 |
| 2013 | 673 | 13.387,80 | 19,89 | 2 |
| 2014 | 484 | 11.622,66 | 24,01 | 2 |
| 2015 | 360 | 9.716,46 | 26,99 | 2 |
| 2016 | 350 | 9.365,82 | 26,76 | 2 |
| 2017 | 181 | 4.397,48 | 24,30 | 2 |
| 2018 | 155 | 3.125,44 | 20,16 | 2 |
| 2019 | 104 | 2.486,01 | 23,90 | 2 |
| 2020 | 99 | 1.824,25 | 18,43 | 2 |
| 2021 | 77 | 1.895,38 | 24,62 | 2 |
| 2022 | 44 | 886,86 | 20,16 | 3 |
| 2023 | 233 | 3.836,92 | 16,47 | 4 |
| 2024 | 229 | 4.212,82 | 18,40 | 5 |
| totale | 5.495 | 111.918,25 | 20,37 | 38 |