| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 24 | 425,13 | 17,71 | 1 |
| 2008 | 84 | 1.768,21 | 21,05 | 1 |
| 2009 | 1 | 1,72 | 1,72 | 1 |
| 2010 | 4 | 51,13 | 12,78 | 1 |
| 2011 | 64 | 1.587,68 | 24,81 | 1 |
| 2012 | 76 | 1.853,57 | 24,39 | 2 |
| 2013 | 56 | 1.556,30 | 27,79 | 2 |
| 2014 | 44 | 1.770,43 | 40,24 | 2 |
| 2015 | 30 | 1.338,72 | 44,62 | 2 |
| 2016 | 96 | 1.422,10 | 14,81 | 2 |
| 2017 | 118 | 2.938,41 | 24,90 | 3 |
| 2018 | 335 | 4.365,40 | 13,03 | 4 |
| 2019 | 430 | 5.298,35 | 12,32 | 4 |
| 2020 | 395 | 5.053,23 | 12,79 | 4 |
| 2021 | 444 | 5.969,65 | 13,45 | 4 |
| 2022 | 458 | 6.108,03 | 13,34 | 4 |
| 2023 | 431 | 5.493,66 | 12,75 | 4 |
| 2024 | 238 | 3.537,57 | 14,86 | 5 |
| totale | 3.328 | 50.539,29 | 15,19 | 47 |