| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 64 | 1.466,92 | 22,92 | 1 |
| 2008 | 23 | 707,34 | 30,75 | 1 |
| 2009 | 40 | 738,94 | 18,47 | 2 |
| 2010 | 6 | 177,24 | 29,54 | 1 |
| 2012 | 12 | 323,08 | 26,92 | 1 |
| 2013 | 16 | 277,56 | 17,35 | 1 |
| 2014 | 66 | 1.799,18 | 27,26 | 2 |
| 2015 | 94 | 2.769,13 | 29,46 | 2 |
| 2016 | 85 | 2.279,44 | 26,82 | 2 |
| 2017 | 77 | 2.139,21 | 27,78 | 2 |
| 2018 | 95 | 2.286,18 | 24,07 | 2 |
| 2019 | 97 | 2.281,41 | 23,52 | 2 |
| 2020 | 83 | 2.070,13 | 24,94 | 3 |
| 2021 | 73 | 2.143,06 | 29,36 | 2 |
| 2022 | 15 | 553,40 | 36,89 | 1 |
| 2023 | 72 | 2.141,63 | 29,74 | 2 |
| 2024 | 70 | 1.604,01 | 22,91 | 2 |
| totale | 988 | 25.757,86 | 26,07 | 29 |