| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 51 | 2.312,19 | 45,34 | 1 |
| 2009 | 15 | 129,67 | 8,64 | 1 |
| 2010 | 31 | 517,73 | 16,70 | 2 |
| 2011 | 11 | 188,88 | 17,17 | 1 |
| 2012 | 127 | 2.282,82 | 17,97 | 4 |
| 2013 | 53 | 864,15 | 16,30 | 3 |
| 2014 | 132 | 2.389,54 | 18,10 | 3 |
| 2015 | 83 | 1.707,48 | 20,57 | 3 |
| 2016 | 86 | 1.760,51 | 20,47 | 3 |
| 2017 | 116 | 2.114,33 | 18,23 | 3 |
| 2018 | 66 | 1.369,79 | 20,75 | 3 |
| 2019 | 71 | 1.419,37 | 19,99 | 3 |
| 2020 | 54 | 1.070,46 | 19,82 | 3 |
| 2021 | 60 | 1.488,74 | 24,81 | 3 |
| 2022 | 61 | 1.367,67 | 22,42 | 3 |
| 2023 | 56 | 1.242,21 | 22,18 | 6 |
| 2024 | 64 | 1.420,33 | 22,19 | 6 |
| totale | 1.137 | 23.645,87 | 20,80 | 51 |