| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 213 | 3.356,59 | 15,76 | 3 |
| 2008 | 34 | 887,66 | 26,11 | 1 |
| 2009 | 71 | 1.677,66 | 23,63 | 2 |
| 2010 | 46 | 956,70 | 20,80 | 2 |
| 2011 | 1 | 3,09 | 3,09 | 1 |
| 2012 | 31 | 606,33 | 19,56 | 2 |
| 2013 | 32 | 513,75 | 16,05 | 1 |
| 2014 | 28 | 866,36 | 30,94 | 1 |
| 2015 | 27 | 685,61 | 25,39 | 1 |
| 2016 | 27 | 808,75 | 29,95 | 2 |
| 2017 | 26 | 729,87 | 28,07 | 2 |
| 2018 | 44 | 1.536,45 | 34,92 | 2 |
| 2019 | 81 | 2.658,85 | 32,83 | 3 |
| 2020 | 94 | 3.482,52 | 37,05 | 3 |
| 2021 | 72 | 3.426,14 | 47,59 | 3 |
| 2022 | 71 | 2.861,29 | 40,30 | 3 |
| 2023 | 75 | 2.509,70 | 33,46 | 3 |
| 2024 | 99 | 3.249,15 | 32,82 | 4 |
| totale | 1.072 | 30.816,47 | 28,75 | 39 |