| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 5 | 80,54 | 16,11 | 1 |
| 2009 | 1 | 36,14 | 36,14 | 1 |
| 2010 | 4 | 117,81 | 29,45 | 2 |
| 2011 | 57 | 1.432,12 | 25,12 | 1 |
| 2012 | 44 | 1.227,54 | 27,90 | 3 |
| 2013 | 48 | 1.069,07 | 22,27 | 3 |
| 2014 | 28 | 840,65 | 30,02 | 2 |
| 2015 | 24 | 914,63 | 38,11 | 2 |
| 2016 | 0 | 0,00 | 0,00 | 1 |
| 2017 | 19 | 458,21 | 24,12 | 2 |
| 2018 | 19 | 542,85 | 28,57 | 2 |
| 2019 | 16 | 409,93 | 25,62 | 2 |
| 2020 | 19 | 607,44 | 31,97 | 2 |
| 2021 | 16 | 410,72 | 25,67 | 2 |
| 2022 | 20 | 572,14 | 28,61 | 2 |
| 2023 | 19 | 507,75 | 26,72 | 2 |
| 2024 | 22 | 549,86 | 24,99 | 2 |
| totale | 361 | 9.777,40 | 27,08 | 32 |