| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 62 | 833,17 | 13,44 | 3 |
| 2007 | 1 | 8,42 | 8,42 | 1 |
| 2008 | 1 | 10,53 | 10,53 | 1 |
| 2009 | 18 | 150,25 | 8,35 | 2 |
| 2010 | 14 | 167,39 | 11,96 | 2 |
| 2012 | 11 | 117,53 | 10,68 | 1 |
| 2013 | 14 | 287,36 | 20,53 | 2 |
| 2014 | 26 | 381,88 | 14,69 | 2 |
| 2015 | 10 | 244,31 | 24,43 | 1 |
| 2016 | 16 | 327,65 | 20,48 | 1 |
| 2017 | 27 | 493,35 | 18,27 | 2 |
| 2018 | 17 | 308,05 | 18,12 | 2 |
| 2019 | 20 | 328,60 | 16,43 | 2 |
| 2020 | 25 | 393,74 | 15,75 | 2 |
| 2021 | 23 | 349,92 | 15,21 | 2 |
| 2022 | 22 | 294,46 | 13,38 | 2 |
| 2023 | 18 | 219,33 | 12,19 | 2 |
| 2024 | 20 | 240,59 | 12,03 | 3 |
| totale | 345 | 5.156,53 | 14,95 | 33 |