| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 218 | 2.418,18 | 11,09 | 2 |
| 2009 | 16 | 347,66 | 21,73 | 1 |
| 2010 | 96 | 1.751,86 | 18,25 | 2 |
| 2011 | 108 | 2.217,71 | 20,53 | 1 |
| 2012 | 120 | 2.388,71 | 19,91 | 3 |
| 2013 | 119 | 2.120,51 | 17,82 | 3 |
| 2014 | 112 | 2.555,58 | 22,82 | 3 |
| 2015 | 109 | 2.581,45 | 23,68 | 3 |
| 2016 | 136 | 2.774,56 | 20,40 | 4 |
| 2017 | 142 | 2.933,34 | 20,66 | 4 |
| 2018 | 156 | 3.239,91 | 20,77 | 4 |
| 2019 | 142 | 3.022,41 | 21,28 | 4 |
| 2020 | 131 | 3.358,35 | 25,64 | 4 |
| 2021 | 147 | 3.486,86 | 23,72 | 4 |
| 2022 | 152 | 4.900,45 | 32,24 | 4 |
| 2023 | 141 | 3.506,55 | 24,87 | 4 |
| 2024 | 134 | 3.306,57 | 24,68 | 4 |
| totale | 2.179 | 46.910,66 | 21,53 | 54 |