| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 25 | 415,50 | 16,62 | 1 |
| 2009 | 2 | 27,57 | 13,79 | 1 |
| 2010 | 6 | 89,69 | 14,95 | 1 |
| 2012 | 1 | 34,00 | 34,00 | 1 |
| 2013 | 61 | 1.139,02 | 18,67 | 2 |
| 2014 | 163 | 3.501,48 | 21,48 | 3 |
| 2015 | 171 | 3.918,71 | 22,92 | 3 |
| 2016 | 124 | 2.955,69 | 23,84 | 3 |
| 2017 | 125 | 2.905,94 | 23,25 | 3 |
| 2018 | 127 | 2.547,77 | 20,06 | 3 |
| 2019 | 94 | 2.149,77 | 22,87 | 2 |
| 2020 | 77 | 2.362,12 | 30,68 | 2 |
| 2021 | 37 | 1.089,36 | 29,44 | 2 |
| 2022 | 30 | 1.000,09 | 33,34 | 2 |
| 2023 | 64 | 1.712,44 | 26,76 | 2 |
| 2024 | 63 | 1.400,03 | 22,22 | 2 |
| totale | 1.170 | 27.249,18 | 23,29 | 33 |