| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 14 | 275,67 | 19,69 | 1 |
| 2009 | 12 | 276,98 | 23,08 | 1 |
| 2010 | 3 | 53,85 | 17,95 | 1 |
| 2012 | 4 | 43,74 | 10,94 | 1 |
| 2013 | 5 | 88,10 | 17,62 | 1 |
| 2014 | 5 | 141,17 | 28,23 | 1 |
| 2015 | 4 | 91,03 | 22,76 | 2 |
| 2016 | 6 | 233,60 | 38,93 | 1 |
| 2017 | 4 | 110,57 | 27,64 | 1 |
| 2018 | 2 | 82,37 | 41,19 | 1 |
| 2019 | 43 | 958,90 | 22,30 | 2 |
| 2020 | 30 | 705,88 | 23,53 | 2 |
| 2021 | 12 | 368,28 | 30,69 | 1 |
| 2022 | 12 | 319,24 | 26,60 | 1 |
| 2023 | 137 | 3.403,70 | 24,84 | 3 |
| 2024 | 210 | 4.814,39 | 22,93 | 3 |
| totale | 503 | 11.967,47 | 23,79 | 23 |