| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 42 | 691,89 | 16,47 | 2 |
| 2007 | 16 | 285,87 | 17,87 | 1 |
| 2008 | 21 | 353,96 | 16,86 | 1 |
| 2009 | 74 | 1.163,83 | 15,73 | 3 |
| 2010 | 77 | 1.136,44 | 14,76 | 2 |
| 2011 | 108 | 1.483,53 | 13,74 | 1 |
| 2012 | 107 | 1.540,84 | 14,40 | 2 |
| 2013 | 120 | 1.797,55 | 14,98 | 2 |
| 2014 | 108 | 1.976,36 | 18,30 | 2 |
| 2015 | 104 | 1.879,86 | 18,08 | 2 |
| 2016 | 106 | 2.263,85 | 21,36 | 2 |
| 2017 | 102 | 2.222,74 | 21,79 | 2 |
| 2018 | 101 | 2.191,90 | 21,70 | 2 |
| 2019 | 103 | 2.202,32 | 21,38 | 2 |
| 2020 | 92 | 2.099,42 | 22,82 | 2 |
| 2021 | 86 | 2.060,01 | 23,95 | 2 |
| 2022 | 67 | 1.554,21 | 23,20 | 2 |
| 2023 | 72 | 1.757,49 | 24,41 | 2 |
| 2024 | 72 | 1.492,34 | 20,73 | 2 |
| totale | 1.578 | 30.154,41 | 19,11 | 36 |