| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 28 | 548,52 | 19,59 | 1 |
| 2009 | 20 | 309,64 | 15,48 | 1 |
| 2010 | 62 | 777,47 | 12,54 | 2 |
| 2011 | 20 | 281,88 | 14,09 | 1 |
| 2012 | 109 | 1.646,32 | 15,10 | 3 |
| 2013 | 115 | 1.711,28 | 14,88 | 3 |
| 2014 | 115 | 2.550,44 | 22,18 | 3 |
| 2015 | 122 | 2.787,99 | 22,85 | 3 |
| 2016 | 156 | 3.214,88 | 20,61 | 3 |
| 2017 | 197 | 3.785,56 | 19,22 | 4 |
| 2018 | 467 | 13.002,32 | 27,84 | 4 |
| 2019 | 494 | 13.728,69 | 27,79 | 4 |
| 2020 | 547 | 13.848,07 | 25,32 | 4 |
| 2021 | 396 | 12.124,62 | 30,62 | 4 |
| 2022 | 498 | 13.416,33 | 26,94 | 4 |
| 2023 | 590 | 14.334,79 | 24,30 | 4 |
| 2024 | 452 | 10.677,53 | 23,62 | 4 |
| totale | 4.388 | 108.746,33 | 24,78 | 52 |