| Anno | Firme | Importi | Media | Enti |
|---|---|---|---|---|
| 2006 | 25 | 532,01 | 21,28 | 1 |
| 2009 | 15 | 296,18 | 19,75 | 2 |
| 2010 | 6 | 94,64 | 15,77 | 2 |
| 2012 | 7 | 81,66 | 11,67 | 1 |
| 2013 | 7 | 159,36 | 22,77 | 1 |
| 2014 | 8 | 181,43 | 22,68 | 1 |
| 2015 | 5 | 134,13 | 26,83 | 1 |
| 2016 | 9 | 225,57 | 25,06 | 1 |
| 2017 | 8 | 116,34 | 14,54 | 1 |
| 2018 | 4 | 80,79 | 20,20 | 1 |
| 2019 | 11 | 230,62 | 20,97 | 1 |
| 2020 | 5 | 72,97 | 14,59 | 1 |
| 2021 | 44 | 795,28 | 18,07 | 3 |
| 2022 | 11 | 109,74 | 9,98 | 3 |
| 2023 | 23 | 782,94 | 34,04 | 4 |
| 2024 | 12 | 1.209,56 | 100,80 | 4 |
| totale | 200 | 5.103,22 | 25,52 | 28 |