| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 11 | 117,55 | 10,69 | 1 |
| 2009 | 1 | 12,94 | 12,94 | 1 |
| 2010 | 4 | 83,96 | 20,99 | 1 |
| 2011 | 34 | 634,40 | 18,66 | 1 |
| 2012 | 38 | 869,17 | 22,87 | 2 |
| 2013 | 43 | 871,84 | 20,28 | 2 |
| 2014 | 50 | 1.174,79 | 23,50 | 2 |
| 2015 | 44 | 1.127,52 | 25,63 | 2 |
| 2016 | 47 | 1.111,80 | 23,66 | 2 |
| 2017 | 50 | 1.153,51 | 23,07 | 2 |
| 2018 | 48 | 1.028,84 | 21,43 | 2 |
| 2019 | 47 | 1.049,08 | 22,32 | 2 |
| 2020 | 44 | 1.163,03 | 26,43 | 2 |
| 2021 | 43 | 1.047,44 | 24,36 | 2 |
| 2022 | 39 | 850,13 | 21,80 | 2 |
| 2023 | 31 | 754,69 | 24,34 | 2 |
| 2024 | 45 | 982,07 | 21,82 | 2 |
| totale | 619 | 14.032,76 | 22,67 | 30 |