| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 122 | 910,26 | 7,46 | 1 |
| 2009 | 2 | 58,16 | 29,08 | 1 |
| 2010 | 4 | 156,01 | 39,00 | 1 |
| 2012 | 5 | 169,85 | 33,97 | 1 |
| 2013 | 11 | 28,13 | 2,56 | 1 |
| 2014 | 3 | 192,55 | 64,18 | 1 |
| 2015 | 110 | 1.300,60 | 11,82 | 2 |
| 2016 | 144 | 1.604,90 | 11,15 | 2 |
| 2017 | 109 | 1.490,38 | 13,67 | 2 |
| 2018 | 131 | 1.219,73 | 9,31 | 2 |
| 2019 | 69 | 869,81 | 12,61 | 2 |
| 2020 | 40 | 593,83 | 14,85 | 2 |
| 2021 | 34 | 590,73 | 17,37 | 2 |
| 2022 | 31 | 530,65 | 17,12 | 2 |
| 2023 | 16 | 347,04 | 21,69 | 2 |
| 2024 | 8 | 236,70 | 29,59 | 2 |
| totale | 839 | 10.299,33 | 12,28 | 26 |