| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 21 | 199,18 | 9,48 | 1 |
| 2009 | 2 | 32,12 | 16,06 | 1 |
| 2010 | 1 | 6,12 | 6,12 | 1 |
| 2011 | 0 | 0,00 | 0,00 | 1 |
| 2012 | 79 | 1.823,28 | 23,08 | 2 |
| 2013 | 175 | 3.570,19 | 20,40 | 2 |
| 2014 | 137 | 3.873,47 | 28,27 | 2 |
| 2015 | 116 | 3.554,32 | 30,64 | 2 |
| 2016 | 102 | 2.990,76 | 29,32 | 2 |
| 2017 | 99 | 2.784,09 | 28,12 | 2 |
| 2018 | 82 | 2.605,53 | 31,77 | 2 |
| 2019 | 81 | 2.687,64 | 33,18 | 2 |
| 2020 | 68 | 1.537,68 | 22,61 | 2 |
| 2021 | 56 | 1.214,41 | 21,69 | 2 |
| 2022 | 56 | 1.285,43 | 22,95 | 2 |
| 2023 | 45 | 890,51 | 19,79 | 2 |
| 2024 | 42 | 870,94 | 20,74 | 2 |
| totale | 1.162 | 29.925,67 | 25,75 | 30 |