| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 3 | 38,67 | 12,89 | 1 |
| 2009 | 7 | 124,37 | 17,77 | 1 |
| 2010 | 15 | 235,81 | 15,72 | 2 |
| 2011 | 16 | 631,45 | 39,47 | 1 |
| 2012 | 25 | 569,00 | 22,76 | 2 |
| 2013 | 39 | 940,22 | 24,11 | 2 |
| 2014 | 22 | 612,07 | 27,82 | 2 |
| 2015 | 2 | 113,08 | 56,54 | 1 |
| 2016 | 1 | 68,89 | 68,89 | 1 |
| 2017 | 1 | 37,09 | 37,09 | 1 |
| 2018 | 100 | 2.887,51 | 28,88 | 2 |
| 2019 | 88 | 2.450,05 | 27,84 | 3 |
| 2020 | 64 | 2.028,11 | 31,69 | 3 |
| 2021 | 55 | 1.737,26 | 31,59 | 3 |
| 2022 | 42 | 1.404,43 | 33,44 | 3 |
| 2023 | 35 | 1.325,80 | 37,88 | 4 |
| 2024 | 29 | 1.373,11 | 47,35 | 4 |
| totale | 544 | 16.576,92 | 30,47 | 36 |