| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 19 | 259,33 | 13,65 | 1 |
| 2007 | 4 | 199,08 | 49,77 | 1 |
| 2008 | 7 | 249,25 | 35,61 | 1 |
| 2009 | 21 | 415,74 | 19,80 | 2 |
| 2010 | 39 | 910,37 | 23,34 | 2 |
| 2011 | 36 | 693,53 | 19,26 | 1 |
| 2012 | 41 | 869,89 | 21,22 | 2 |
| 2013 | 36 | 689,59 | 19,16 | 2 |
| 2014 | 47 | 1.008,86 | 21,47 | 2 |
| 2015 | 40 | 885,82 | 22,15 | 2 |
| 2016 | 42 | 888,85 | 21,16 | 2 |
| 2017 | 41 | 989,80 | 24,14 | 2 |
| 2018 | 39 | 943,68 | 24,20 | 2 |
| 2019 | 35 | 820,82 | 23,45 | 2 |
| 2020 | 36 | 871,52 | 24,21 | 2 |
| 2021 | 50 | 1.144,56 | 22,89 | 3 |
| 2022 | 42 | 816,62 | 19,44 | 3 |
| 2023 | 46 | 976,47 | 21,23 | 3 |
| 2024 | 47 | 1.053,32 | 22,41 | 4 |
| totale | 668 | 14.687,10 | 21,99 | 39 |