| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 96 | 489,87 | 5,10 | 1 |
| 2008 | 15 | 245,28 | 16,35 | 1 |
| 2009 | 39 | 306,36 | 7,86 | 2 |
| 2010 | 5 | 110,67 | 22,13 | 2 |
| 2011 | 6 | 119,82 | 19,97 | 1 |
| 2012 | 25 | 332,29 | 13,29 | 2 |
| 2013 | 33 | 486,44 | 14,74 | 3 |
| 2014 | 16 | 246,73 | 15,42 | 3 |
| 2015 | 18 | 284,93 | 15,83 | 3 |
| 2016 | 76 | 723,24 | 9,52 | 3 |
| 2017 | 76 | 713,44 | 9,39 | 3 |
| 2018 | 73 | 776,90 | 10,64 | 3 |
| 2019 | 73 | 711,43 | 9,75 | 3 |
| 2020 | 15 | 375,53 | 25,04 | 3 |
| 2021 | 8 | 237,74 | 29,72 | 3 |
| 2022 | 11 | 152,86 | 13,90 | 3 |
| 2023 | 11 | 254,95 | 23,18 | 4 |
| 2024 | 13 | 200,31 | 15,41 | 5 |
| totale | 609 | 6.768,79 | 11,11 | 48 |