| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 31 | 233,04 | 7,52 | 2 |
| 2007 | 19 | 225,05 | 11,84 | 1 |
| 2008 | 9 | 87,69 | 9,74 | 1 |
| 2009 | 16 | 179,27 | 11,20 | 2 |
| 2010 | 12 | 126,80 | 10,57 | 2 |
| 2012 | 1 | 46,65 | 46,65 | 1 |
| 2013 | 32 | 798,59 | 24,96 | 2 |
| 2014 | 18 | 565,67 | 31,43 | 2 |
| 2015 | 19 | 668,41 | 35,18 | 2 |
| 2016 | 23 | 673,98 | 29,30 | 2 |
| 2017 | 57 | 2.760,04 | 48,42 | 2 |
| 2018 | 41 | 1.731,51 | 42,23 | 2 |
| 2019 | 30 | 1.595,78 | 53,19 | 2 |
| 2020 | 0 | 0,00 | 0,00 | 1 |
| 2021 | 2 | 12,19 | 6,10 | 2 |
| 2022 | 1 | 12,11 | 12,11 | 2 |
| 2023 | 4 | 25,34 | 6,34 | 2 |
| 2024 | 4 | 159,36 | 39,84 | 2 |
| totale | 319 | 9.901,48 | 31,04 | 32 |