| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 22 | 239,89 | 10,90 | 1 |
| 2009 | 36 | 2.249,16 | 62,48 | 2 |
| 2010 | 49 | 920,29 | 18,78 | 1 |
| 2011 | 24 | 1.542,18 | 64,26 | 1 |
| 2012 | 53 | 2.244,21 | 42,34 | 2 |
| 2013 | 24 | 302,21 | 12,59 | 1 |
| 2014 | 35 | 2.760,26 | 78,86 | 3 |
| 2015 | 23 | 383,07 | 16,66 | 2 |
| 2016 | 17 | 278,67 | 16,39 | 1 |
| 2017 | 17 | 254,22 | 14,95 | 1 |
| 2018 | 16 | 227,93 | 14,25 | 1 |
| 2019 | 15 | 244,39 | 16,29 | 1 |
| 2020 | 22 | 502,47 | 22,84 | 1 |
| 2021 | 18 | 359,00 | 19,94 | 1 |
| 2022 | 12 | 238,96 | 19,91 | 1 |
| 2023 | 15 | 253,82 | 16,92 | 1 |
| 2024 | 13 | 362,12 | 27,86 | 1 |
| totale | 411 | 13.362,85 | 32,51 | 22 |